PCA9504ADGG [NXP]

Glue chip 4; 胶4片
PCA9504ADGG
型号: PCA9504ADGG
厂家: NXP    NXP
描述:

Glue chip 4
胶4片

逻辑集成电路 光电二极管
文件: 总29页 (文件大小:146K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
INTEGRATED CIRCUITS  
PCA9504A  
Glue chip 4  
Product data  
2004 May 11  
Supersedes data of 2003 Nov 10  
Philips  
Semiconductors  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
platforms based on Intel processors and chipsets that require  
additional external circuitry in order to function properly. It is used on  
entry servers/workstations (840 and 860 chipsets), high-end  
desktops (820 and 850 chipsets), as well as mid range (815, 830  
and 845 chipsets) and low-end (810 chipset) motherboards. Some  
of these functionalities include meeting timing specifications,  
buffering signals, and switching between power wells.  
The PCA9504A Glue Chip 4 integrates miscellaneous motherboard  
logic and analog functions into a single, small footprint 56-pin  
TSSOP device. The Glue Chip 4 typically resides on the  
motherboard close to the I/O controller Hub (ICH) and is optimized  
for the Intel 82801BA I/O controller hub (ICH2).  
FEATURES  
Dual, Strapping, Selectable Feature Sets  
Audio-disable Circuit  
PIN CONFIGURATION  
Mute Audio Circuit  
5 V reference generation  
VREF3IN  
V_5P0_STBY  
V_3P3_STBY  
1
2
3
4
5
6
7
8
9
56 GP3_OUT  
55 GP3_IN  
5 V standby reference generation  
HD single color LED driver  
54 STRAP  
IDE reset signal generation/PCIRST# buffers  
PWROK (PWRGD_3V) signal generation  
Power Sequencing / BACKFEED_CUT  
Power Supply turn on circuitry  
RMSRST# generation  
53 VCCP_VREF  
52 VSYNC_5V  
51 HSYNC_5V  
50 VSYNC_3V  
GPO_FLUSH_CACHE/GP1_IN  
A20M/GP1_INB  
INIT/GP1_INA  
FLUSH_OUT_CPU/GP1_OUT  
INIT_OUT/GP2_OUT  
CLK_IN  
HSYNC_3V  
49  
48 REF5V_STBY  
47 AUD_SHDN  
46 MUTE_AUD  
45 VREF5IN  
Voltage translation for DDC to VGA monitor  
HSYNCH / VSYNCH voltage translation to VGA monitor  
3-state buffers for test  
SEL_33_66 10  
GND 11  
PCIRST 12  
PCRIST_OUT 13  
AUD_EN 14  
44 REF5V  
Extra GP Logic gates  
43 GND  
Power LED Drivers  
AUD_RST 15  
42 RSMRST  
Flash FLUSH# / INIT# circuit  
IDE_RSTDRV 16  
3V_DDCSCL 17  
5V_DDCSCL 18  
3V_DDCSDA 19  
5V_DDCSDA 20  
CPU_PRESENT 21  
SLP_S3 22  
41 TEST_EN  
2
5 V I C to 3.3 V SMBus conversion to 400 kHz  
40 GRN_LED  
39 YLW_LED  
Requires both 3.3 V and 5.0 V operating voltages  
0 to +70 °C operating temperature range  
38 YLW_BLNK  
37 GRN_BLNK  
36 SLP_S5  
ESD protection exceeds 1000 V HBM per JESD22-A114 and  
750 V CDM per JESD22-C101  
35 SCK_BJT_GATE  
34 PWRGD_3V  
33 FPRST  
Latch-up testing is done to JEDEC Standard JESD78 which  
PS_ON 23  
exceeds 100 mA  
HD_LED 24  
Package offered: TSSOP56  
PRIMARY_HD 25  
SCSI 26  
32 PWRGD_PS  
31 FLUSH_OUT_FWH  
30 LATCHED_BACKFED_CUT  
29 GND  
DESCRIPTION  
SECONDARY_HD 27  
BACKFEED_CUT 28  
The PCA9504A Glue Chip 4 is a highly integrated and cost-efficient  
custom ASIC that reduces logic part count, overall component cost,  
and board space requirements for PC designers and manufacturers.  
The Glue Chip 4 supports the latest generation of high-volume  
SW00578  
ORDERING INFORMATION  
PACKAGE  
TEMPERATURE RANGE  
ORDER CODE  
TOPSIDE MARK  
PCA9504ADGG  
DRAWING NUMBER  
56-Pin Plastic TSSOP  
0 °C to +70 °C  
PCA9504ADGG  
SOT364-1  
Standard packing quantities and other packaging data are available at www.philipslogic.com/packaging.  
2
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
PIN DESCRIPTION  
PIN(S)  
SYMBOL  
FUNCTION  
1
3I  
VREF3IN  
3.3 V input  
2
P
V_5P0_STBY  
V_3P3_STBY  
5 V system standby power supply  
3
P
3 V system standby power supply  
4
3IU  
GPO_FLUSH_CACHE / GP2_IN  
A20M / GP1_INB  
INIT / GP1_INA  
FLUSH_OUT_CPU / GP1_OUT  
INIT_OUT / GP2_OUT  
CLK_IN  
GPO from SIO / ICH2 / Buffer 2 input  
A20M signal from ICH2 / NAND 1 input B  
INIT signal from the ICH2 / Buffer 1 input A  
5
REF  
REF  
5V OD  
5V OD  
3I  
6
7
Open drain signal, goes to the CPU / NAND 1 output  
Delayed INIT signal into the CPU / Buffer 2 output  
Either 33MHz or 66MHz clock, based on SEL_33_66 pin  
Strapping option for 33MHz or 66MHz CLK_IN  
Ground  
8
9
10  
11, 29, 43  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
44  
45  
46  
47  
48  
49  
3IU  
SEL_33_66  
G
GND  
3I  
PCRIST  
PCI reset signal  
3O  
PCRIST_OUT  
AUD_EN  
Copy of PCRIST, increased drive-strength  
Audio enable input (GPO from ICH2 / SIO)  
Audio reset output  
3IU  
3O  
AUD_RST  
5O  
IDE_RSTDRV  
3V_DDCSCL  
5V_DDCSCL  
3V_DDCSDA  
5V_DDCSDA  
CPU_PRESENT  
SLP_S3  
IDE reset output, 5 V push/pull  
3IOD  
5IOD  
3IOD  
5IOD  
3IU  
DDCSCL input/output 3.3 V side  
DDCSCL input/output 5 V side  
DDCSDA input/output 3.3 V side  
DDCSDA input/output 5 V side  
CPU present signal from the processor  
Signal from ICH2 for transitioning to the S3 power state  
Power supply turn-on signal  
3I  
5V OD  
5V OD  
5IU  
PS_ON  
HD_LED  
Hard drive front panel LED output  
IDE primary drive active input  
PRIMARY_HD  
SCSI  
5IU  
SCSI drive active input  
5IU  
SECONDARY_HD  
BACKFEED_CUT  
LATCHED_BACKFEED_CUT  
FLUSH_OUT_FWH  
PWRGD_PS  
FPRST  
IDE secondary drive active input  
Signal used for STR circuitry  
5V OD  
5O  
Signal used for STR circuitry  
5V OD  
5IU  
Open drain signal, goes to the FWH  
Power good signal from power supply  
Reset signal from the front panel  
3.3 V power good output  
5IU  
3O  
PWRGD_3V  
SCK_BJT_GATE  
SLP_S5  
5V OD  
3I  
Gate signal from the SCK BJT in suspend to RAM  
Signal from the ICH2 for transitioning to the S5 power state  
Power LED input, from SIO GPIO  
Power LED input, from SIO GPIO  
Power LED output  
3IU  
GRN_BLNK  
3IU  
YLW_BLNK  
5V OD  
5V OD  
5ID  
YLW_LED  
GRN_LED  
Power LED output  
TEST_EN  
Test enable, 100K internal pull-down to GND  
Reset for the ICH2 resume well  
3O  
RSMRST  
AO  
REF5V  
Highest system supply reference voltage  
5V system primary supply input  
5I  
VREF5IN  
3IU  
MUTE_AUD  
AUD_SHDN  
REF5V_STBY  
HSYNC_3V  
Signal from SIO to mute audio on power up/down  
Signal to audio amp to signal shutdown  
Highest system standby voltage  
HSYNCH input from chipset video  
5O  
AO  
3I  
3
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
PIN DESCRIPTION CONTINUED  
PIN(S)  
SYMBOL  
FUNCTION  
VSYNCH input from chipset video  
50  
51  
52  
53  
3I  
VSYNC_3V  
HSYNC_5V  
VSYNC_5V  
5O  
5O  
AI  
HSYNCH output to monitor  
VSYNCH output to monitor  
V
CCP  
_VREF  
Analog voltage reference for determining INIT/A20M input thresh-  
olds  
54  
3IV/3O  
STRAP  
Strapping option for GP or FLUSH mode (internal pull-up resistor)  
Note 1  
55  
5I  
GP3_IN  
Generic logic gate 3 input  
Generic logic gate 3 output  
56  
5V OD  
GP3_OUT  
NOTE:  
1. The pin is internally pulled up to default to FLUSH mode.  
TYPE DESCRIPTION  
3I  
3.3 V input signal  
3IU  
5I  
3.3 V input signal with internal pull-up  
5 V input signal  
5IU  
5ID  
P
5 V input signal with internal pull-up  
5 V input signal with internal pull-down  
Power (input)  
G
Ground (input)  
3O  
3.3 V output signal  
5O  
5 V output signal  
3V OD  
5V OD  
AO  
3.3 V open-drain output signal  
5 v open-drain output signal  
Analog output  
AI  
Analog input  
3IOD  
5IOD  
REFL  
3.3 V input/output open-drain  
5 V input/output open-drain  
Input voltage levels referenced to V  
_VREF  
CCP  
FUNCTION TABLES  
Strapping Selection Pin  
1
1
STRAP (pin 54)  
MODE  
PIN NAME & (PIN NUMBER)  
1 No connect  
1 No connect  
1 No connect  
1 No connect  
1 No connect  
0 GND  
FLUSH  
FLUSH  
FLUSH  
FLUSH  
FLUSH  
GP  
GPO_FLUSH_CACHE (4)  
A20M (5)  
INIT (6)  
FLUSH_OUT_CPU (7)  
INIT_OUT (8)  
GP2_IN (4)  
0 GND  
GP  
GP1_INB (5)  
GP1_INA (6)  
GP1_OUT (7)  
GP2_OUT (8)  
0 GND  
GP  
0 GND  
GP  
0 GND  
GP  
NOTE:  
1. The pin is internally pulled up to default to FLUSH mode.  
4
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
TYPICAL APPLICATION  
GLUE 4 INPUTS  
PIN  
1
2
FUNCTION  
VREF3IN  
5VSB  
3
4
5
6
3VSB  
GP2_IN  
GP1_INB  
GP1_INA  
CLK_IN  
V_3P3_STBY  
VCC  
VCC 3  
IN  
9
10  
12  
14  
17  
18  
19  
20  
21  
22  
25  
26  
27  
32  
33  
36  
37  
38  
41  
45  
46  
49  
50  
53  
54  
55  
SEL_33_66  
PCIRST*  
AUD_EN  
3V_DDCSCL  
5V_DDCSCL  
3V_DDCSD  
5V_DDCSD  
CPU_PRESENT*  
SLP_S3*  
PRIMAR Y_HD*  
SC5I*  
1 k  
10 kΩ  
10 kΩ  
A
A
GLUE CHIP 4  
IN  
GPO_FLUSH_CACHE_PU*  
H_INIT_PU*  
4
6
GPO_FLUSH_CACHE/GP2–IN  
VREF5IN  
VREF3IN  
45  
1
GLUE4_VREF5IN_R  
GLUE4_VREF5IN_R  
V_5P0_STBY  
V_3P3_STBY  
V_REF5V  
IN  
IN  
IN  
INIT/GP1_INA  
PCIRST  
V_3P3_STBY  
SECOND AR Y_HD*  
PWRGD_PS  
FPRST*  
IN  
P_PCIRST*  
12  
17  
8
V_5P0_STBY  
2
TP_GLUE4_DDCSOL_3V  
CK_66M_GLUE  
CPU_PRESENT*  
IDE_PRI_ACT*  
NC  
3V_DDC5CL  
CLK_IN  
V_3P3_STBY  
3
SLP_S5*  
GRN_BLNK  
YL W_BLNK  
TEST_EN  
REF5V  
44  
24  
OUT  
IN  
IN  
IN  
21  
25  
26  
27  
14  
47  
41  
10  
CPU_PRESENT  
PRIMAR Y_HD  
SCSI  
HD_LED  
HD_LED*  
OUT  
OUT  
VREF5IN  
PCIRST_OUT  
13 P_RST_SLO TS_R*  
MUTE_A UD*  
HSYNCH_3V  
VSYNCH_3V  
VCCP_VREF  
STRAP  
AUD_RST  
15  
46  
35  
31  
7
TP_A UD_RST*  
IDE_SEC_ACT*  
GPIO_A UD_EN  
NC  
SECOND ARY_HD  
AUD_EN  
MUTE_A UD  
MUTE_A UD_PNI*  
IN  
IN  
IN  
SCK_BJT_GA TE  
FLUSH_OUT_FWH  
FLUSH_OUT_CPU/GP1_OUT  
INIT_OUT/GP2_OUT  
TP–SCK–BJT_GA TE_ENABLE  
TP_GLUE4_FLUSH_OUT_FWH  
TP_GLUE4_GP1_OUT  
TP_GLUE4_8  
GP3_IN  
AUD_SHDN  
TEST_EN  
TP_GLUE4_TESTEN_41  
GLUE4_SEL_33_66_R  
SEL_33–66  
8
TP_GLUE4_DDCSD A_5V 20  
PWRGD_PS 32  
TP_GLUE4_DDCSD A_3V 19  
5V_DDCSD  
PWRGD_PS  
3V_DDC5D  
FPRST  
A
A
IDE_RSTDR V  
16  
28  
30  
34  
23  
42  
39  
40  
51  
52  
54  
56  
11  
29  
43  
IDE_RST*  
OUT  
OUT  
OUT  
OUT  
OUT  
OUT  
OUT  
OUT  
BACKFEED_OUT  
LATCHED_BACKFEED_OUT  
PWRGD–3V  
PS_ON  
BACKFEED_CUT  
IN  
IN  
VREG_BACKFEED_U4  
PWRGD_3V  
GLUE_FP_RST_R*  
TP_GLUE4_DDCSCL_5V  
SLP_S5*  
33  
18  
36  
22  
37  
38  
49  
50  
5
5V_DDCSCL  
SLP_55  
PS_ON*  
1 kΩ  
RSMRST  
RSMRST*  
IN  
IN  
IN  
IN  
SLP_S3*  
SLP_S3  
YLW_LED  
GPIO_YL W_BLNK_HDR  
GPIO_GRN_BLNK_HDR  
TP_GLUE4_HSYNC5V  
TP_GLUE4_VSYNC5V  
GLUE4_STRAP  
GPIO_GRN_BLNK  
GPIO_YL W_BLNK  
TP_GLUE4_HSYNC3V  
TP_GLUE4_VSYNC3V  
AUD_MIDI_OUT_B_PU  
V5REF_SUS  
GRN_BLNK  
YLW_BLNK  
HSYNC_3V  
VSYNC_3V  
GRN_LED  
HSYNC_5V  
VSYNC_5V  
STRAP  
A20M/GP1_INB  
REF5V_STBY  
VCCP_VREF  
GP3_IN  
GP3_OUT  
PWRGD_PS_BUFF  
IN  
OUT  
48  
53  
55  
GND  
V_383_STBY  
OUT  
VCCP_VREF  
GND  
IN  
GND  
100 Ω  
PWRGD_PS HAS WEAK  
INTERNAL PULL–UP  
IC  
49.9 kΩ  
10 kΩ  
SW01083  
Figure 1. Typical application  
5
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
1
ABSOLUTE MAXIMUM RATINGS  
LIMITS  
SYMBOL  
PARAMETER  
CONDITION  
UNIT  
MIN  
MAX  
V_5P0_STBY  
V_3P3_STBY  
DC 5.0V supply  
–0.5  
–0.5  
–0.5  
–0.5  
–0.5  
–0.5  
+6.0  
V
DC 3.3V supply  
+6.0  
V
V
V
V
V
DC input voltage (5 V pins)  
Output voltage range (5 V pins)  
DC input voltage (3.3 V pins)  
Output voltage range (3.3 V pins)  
Supply power dissipation  
Static Discharge voltage  
Note 2  
V_5P0_STBY+0.5  
V_5P0_STBY+0.5  
V_3P3_STBY+0.5  
V_3P3_STBY+0.5  
100  
V
I (5V)  
Note 2  
Note 2  
Note 2  
V
O (5V)  
I (3.3V)  
O (3.3V)  
V
V
SPD  
ESD  
MW  
V
2000  
–55  
0
T
T
Storage temperature range  
Operating Temperature Range  
+150  
70  
°C  
°C  
STG  
OTR  
NOTES:  
1. Stresses beyond those listed may cause permanent damage to the device. These are stress ratings only and functional operation of the  
device at these or any other condition beyond those indicated under “recommended operating condition” is not implied. Exposure to  
absolute-maximum-rated conditions for extended periods may affect device reliability.  
2. The input and output voltage rating may be exceeded if the input and output current ratings are observed.  
RECOMMENDED OPERATING CONDITIONS  
LIMITS  
SYMBOL  
PARAMETER  
CONDITIONS  
UNIT  
MIN  
MAX  
3.6  
5.25  
V
DC 3.3 V supply voltage  
3.0  
V
DD3  
DDL  
I
V
V
DC 2.5 V supply voltage  
DC input voltage  
4.75  
0
V
V
V
DD3  
V
V
DDL  
V
DC output voltage  
0
0
V
O
DD3  
T
A
Operating ambient temperature range in free air  
+70  
°C  
6
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
DC CHARACTERISTICS  
V_5P0_STBY = 5 V ± 5%; V_3P3_STBY = 3.3 V ± 10%  
LIMITS  
= 0 °C to +70 °C  
TYP  
T
amb  
SYMBOL  
STRAP  
PARAMETER  
TEST CONDITION  
UNIT  
MIN  
MAX  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage HIGH  
2.0  
–1  
V
IH  
IL  
0.8  
1
V
I
IH  
µA  
V
V
V
LOW-level output voltage  
HIGH-level output voltage  
Input leakage LOW  
I
I
= 6 mA  
0.4  
OL  
OL  
= –3 mA  
2.4  
V
OH  
OH  
I
IL  
–88  
–26  
µA  
AUD_EN  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage LOW  
2.0  
V
IH  
IL  
0.8  
–26  
1
V
I
IL  
IH  
V
IL  
= 0 V  
–88  
–1  
µA  
µA  
I
Input leakage HIGH  
PCIRST  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.2  
V
IH  
IL  
0.8  
1
V
I
L
–1  
µA  
mV  
Hys  
Input hysteresis  
400  
MUTE_AUD  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage HIGH  
2.2  
V
IH  
IL  
0.8  
1
V
I
IH  
I
IL  
–1  
µA  
µA  
Input leakage LOW  
V
IL  
= 0 V  
–88  
–26  
VREF5IN  
0.85*V5P  
0_STBY  
V
V
HIGH-level input voltage  
V
IH  
0.2*V5P  
0_STBY  
LOW-level input voltage  
Input leakage  
V
IL  
I
L
–1  
2.2  
–1  
1
µA  
VREF3IN  
V
IH  
V
IL  
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
V
0.8  
1
V
I
L
µA  
PRIMARY_HD  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
0.7*5VSB  
V
IH  
IL  
0.2*5VSB  
V
Hys  
400  
–88  
–1  
mV  
µA  
µA  
I
I
Input leakage LOW  
Input leakage HIGH  
V
V
= 0 V  
–26  
1
IL  
IL  
= 5VSB  
IH  
IH  
SECONDARY_HD  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
0.7*5VSB  
V
IH  
IL  
0.2*5VSB  
–26  
V
Hys  
400  
–88  
mV  
µA  
I
IL  
Input leakage LOW  
V
IL  
= 0 V  
7
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
LIMITS  
SYMBOL  
PARAMETER  
TEST CONDITION  
T
amb  
= 0 °C to +70 °C  
UNIT  
MIN  
TYP  
MAX  
I
IH  
Input leakage HIGH  
V
IH  
= 5VSB  
–1  
1
µA  
SCSI  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
0.7*5VSB  
V
IH  
IL  
0.2*5VSB  
V
Hys  
400  
–88  
–1  
mV  
µA  
µA  
I
I
Input leakage LOW  
Input leakage HIGH  
V
V
= 0 V  
–26  
1
IL  
IL  
= 5VSB  
IH  
IH  
FPRST  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
0.7*5VSB  
V
IH  
IL  
0.2*5VSB  
V
Hys  
400  
–88  
–1  
mV  
µA  
µA  
I
I
Input leakage LOW  
Input leakage HIGH  
V
V
= 0 V  
–26  
1
IL  
IL  
= 5VSB  
IH  
IH  
PWRGD_PS  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
0.7*5VSB  
V
IH  
IL  
0.2*5VSB  
V
Hys  
400  
–88  
–1  
mV  
µA  
µA  
I
I
Input leakage LOW  
Input leakage HIGH  
V
V
= 0 V  
–26  
1
IL  
IL  
= 5VSB  
IH  
IH  
GPO_FLUSH_CACHE/GP2_IN  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.2  
V
IH  
IL  
0.8  
–26  
1
V
I
I
V
V
= 0 V  
= 5 V  
–88  
–1  
µA  
µA  
L
IL  
Input leakage  
IH  
IH  
INIT / GP1_INA (GP Mode)  
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
Part is strapped for GP  
mode  
2.4  
V
IH  
V
IL  
Part is strapped for GP  
mode  
0.8  
1
V
I
L
Part is strapped for GP  
mode  
–1  
µA  
V
VCCP_V  
Bias voltage  
GP mode  
1.95  
2.1  
ref  
INIT / GP1_INA (Flush Mode)  
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
FLUSH mode  
FLUSH mode  
FLUSH mode  
FLUSH mode  
1.5  
V
IH  
IL  
V
0.4  
1
V
I
IL  
–1  
µA  
V
VCCP_V  
Bias voltage  
0.95  
1.1  
ref  
8
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
LIMITS  
= 0 °C to +70 °C  
TYP  
SYMBOL  
PARAMETER  
TEST CONDITION  
T
amb  
UNIT  
MIN  
MAX  
A20M / GP1_INB  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
FLUSH mode  
FLUSH mode  
FLUSH mode  
FLUSH mode  
GP mode  
1.5  
V
IH  
IL  
0.4  
1
V
I
IL  
–1  
µA  
V
VCCP_V  
Bias voltage  
0.95  
2.4  
1.1  
ref  
V
IH  
V
IL  
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
V
GP mode  
0.8  
1
V
I
L
GP mode  
–1  
µA  
V
VCCP_V  
Bias voltage  
GP mode  
1.95  
2.1  
ref  
CLK_IN  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
2.2  
V
IH  
IL  
0.8  
1
V
Hys  
250  
–1  
mV  
µA  
I
L
Input leakage  
SEL_33_66  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
2.0  
V
IH  
IL  
0.8  
V
Hys  
400  
–1  
mV  
µA  
µA  
I
IH  
I
IL  
Input leakage  
1
Input leakage  
V
IL  
= 0 V  
–88  
–26  
SLP_S3  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
2.2  
V
IH  
IL  
0.8  
1
V
Hys  
400  
–1  
mV  
µA  
I
L
Input leakage  
SLP_S5  
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
2.2  
V
IH  
IL  
V
0.8  
1
V
Hys  
400  
–1  
mV  
µA  
I
L
Input leakage  
CPU_PRESENT  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
2.0  
V
IH  
IL  
0.8  
V
Hys  
400  
–1  
mV  
µA  
µA  
I
IH  
I
IL  
Input leakage  
V
V
= 3VSB  
= 0 V  
1
IH  
Input leakage  
–88  
–26  
IL  
TEST_EN  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input hysteresis  
0.7*5VSB  
V
IH  
IL  
0.2*5VSB  
V
Hys  
400  
–1  
mV  
µA  
µA  
I
Input leakage  
V
V
= 0 V  
1
IH  
IL  
IL  
I
Input leakage  
= 5VSB  
20  
88  
IH  
9
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
LIMITS  
= 0 °C to +70 °C  
TYP  
SYMBOL  
PARAMETER  
TEST CONDITION  
T
amb  
UNIT  
MIN  
MAX  
HSYNC_3V  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.2  
–1  
V
IH  
IL  
0.8  
1
V
I
L
µA  
VSYNC_3V  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.2  
–1  
V
IH  
IL  
0.8  
1
V
I
L
µA  
GRN_BLNK  
V
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.2  
V
IH  
IL  
0.8  
1
V
I
IH  
I
IL  
–1  
µA  
µA  
Input leakage  
V
V
= 0 V  
–88  
–26  
IL  
YLW_BLNK  
V
IH  
V
IL  
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.0  
V
0.8  
1
V
I
IH  
I
IL  
–1  
µA  
µA  
Input leakage  
= 0 V  
–88  
–26  
IL  
GP3_IN  
V
HIGH-level input voltage  
LOW-level input voltage  
Input leakage  
2.2  
–1  
V
IH  
IL  
V
0.8  
1
V
I
L
µA  
AUD_RST  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –3 mA  
2.4  
–1  
V
OH  
OH  
I
µA  
OZ  
AUD_SHDN  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –6 mA  
2.4  
–1  
V
OH  
OH  
I
µA  
OZ  
REF5V  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
V
V
> 1.5 V  
V
V
– 0.05  
– 0.05  
V
V
+ 0.05  
+ 0.05  
V
OUT5  
OUT3  
OUTL  
REF5in  
REF5in  
REF5in  
> 1.5 V  
V
REF3in  
REF3in  
REF3in  
I
–20  
20  
µA  
REF5V_STBY  
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
V_5P0_STBY > 1.5 V  
V_5P0_STBY > 1.5 V  
V_5P0_STBY – 0.05  
V_5P0_STBY – 0.05  
–20  
V_5P0_STBY + 0.05  
V_5P0_STBY + 0.05  
20  
V
OUT5  
OUT3  
OUTL  
V
V
I
µA  
HD_LED  
V
LOW-level output voltage  
Off state output current  
I
OL  
= 12 mA  
0.4  
1
V
OL  
I
–1  
µA  
OZ  
10  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
LIMITS  
= 0 °C to +70 °C  
TYP  
SYMBOL  
PARAMETER  
TEST CONDITION  
T
amb  
UNIT  
MIN  
MAX  
IDE_RSTDRV  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –6 mA  
2.4  
–1  
V
OH  
OH  
I
µA  
OZ  
PCIRST_OUT  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –3 mA  
2.4  
–1  
V
OH  
OH  
I
µA  
OZ  
PRWGD_3V  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –3 mA  
2.4  
–1  
V
OH  
OH  
I
µA  
OZ  
INIT_OUT / GP2_OUT  
V
LOW-level output voltage  
Off state output current  
I
OL  
I
OL  
I
OL  
I
OL  
= 12 mA  
= 12 mA  
= 6 mA  
= 6 mA  
0.4  
1
V
OL  
I
–1  
–1  
–1  
–1  
µA  
OZ  
FLUSH_OUT_CPU / GP1_OUT  
V
OL  
LOW-level output voltage  
Off state output current  
0.4  
1
V
I
µA  
OZ  
BACKFEED_CUT  
V
OL  
LOW-level output voltage  
Off state output current  
0.4  
1
V
I
µA  
OZ  
FLUSH_OUT_FWH  
V
OL  
LOW-level output voltage  
Off state output current  
0.4  
1
V
I
µA  
OZ  
LATCHED_BACKFEED_CUT  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –6 mA  
2.4  
–1  
V
OH  
OH  
I
µA  
OZ  
PS_ON  
V
LOW-level output voltage  
Off state output current  
I
OL  
= 6 mA  
0.4  
1
V
OL  
I
–1  
µA  
OZ  
RSMRST  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
5VSB LOW trip voltage  
I
I
= 6 mA  
0.4  
V
OL  
OL  
= –3 mA  
2.4  
–1  
V
OH  
OH  
I
1
µA  
V
OZ  
VTRIP  
SCK_BJT_GATE  
1.8  
3.5  
V
LOW-level output voltage  
Off state output current  
I
OL  
= 6 mA  
0.4  
1
V
OL  
I
–1  
µA  
OZ  
11  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
LIMITS  
= 0 °C to +70 °C  
TYP  
SYMBOL  
PARAMETER  
TEST CONDITION  
T
amb  
UNIT  
MIN  
MAX  
3V_DDCSDA  
V
LOW-level output voltage  
Input leakage  
I
= 6 mA  
0.4  
2.5  
1
V
OL  
OL  
I
I
5V_DDCSDA = V  
–1  
–1  
µA  
µA  
H
DD  
DD  
DD  
DD  
Off state output current  
OZ  
5V_DDCSDA  
V
OL  
LOW-level output voltage  
Input leakage  
I
OL  
= 6 mA  
0.4  
2.5  
1
V
I
I
3V_DDCSDA = V  
–1  
–1  
µA  
µA  
H
Off state output current  
OZ  
3V_DDCSCL  
V
OL  
LOW-level output voltage  
Input leakage  
I
OL  
= 6 mA  
0.4  
2.5  
1
V
I
I
5V_DDCSCL = V  
–1  
–1  
µA  
µA  
H
Off state output current  
OZ  
5V_DDCSCL  
V
OL  
LOW-level output voltage  
Input leakage  
I
OL  
= 6 mA  
0.4  
2.5  
1
V
I
I
3V_DDCSCL = V  
–1  
–1  
µA  
µA  
H
Off state output current  
OZ  
HSYNC_5V  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –6 mA  
3.8  
–1  
V
OH  
OH  
I
µA  
OZ  
VSYNC_5V  
V
V
LOW-level output voltage  
HIGH-level output voltage  
Off state output current  
I
I
= 6 mA  
0.4  
1
V
OL  
OL  
= –6 mA  
3.8  
–1  
V
OH  
OH  
I
µA  
OZ  
GRN_LED / YLW_LED  
V
LOW-level output voltage  
Off state output current  
I
OL  
I
OL  
= 24 mA  
= 6 mA  
0.4  
1
V
OL  
I
–1  
–1  
µA  
OZ  
GP3_OUT  
V
OL  
LOW-level output voltage  
Off state output current  
I
1
µA  
OZ  
12  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
AC CHARACTERISTICS  
V
CC1  
= 3.3 V; V = 5.0 V  
CC  
LIMITS  
= 0 _C to +70 _C  
TYP  
T
amb  
SYMBOL  
PARAMETER  
UNITS  
NOTES  
MIN  
MAX  
100  
t
RSMRST  
RSMRST  
4.0  
ms  
ns  
RESET  
t
100  
RESET_FALL  
Propagation Delay  
AUD_EN to AUD_RST  
PCIRST to AUD_RST  
PCIRST to IDE_RSTDRV  
PCIRST to PCIRST_OUT  
t
/t  
1.0  
11.0  
ns  
PHL PLH  
Propagation Delay  
MUTE_AUD to MUTE_SHDN  
t
t
/t  
2.5  
4.5  
6.0  
ns  
ns  
PLH PHL  
Propagation Delay  
PWRGD_PS to PWRGD_3V  
FPRST to PWRGD_3V  
/t  
11.0  
PLH PHL  
Propagation Delay  
HSYNC_3V to HSYNC_5V  
VSYNC_3V to VSYNC_5V  
t
t
/t  
2.0  
1.0  
5.0  
6.0  
ns  
ns  
PLH PHL  
Propagation Delay  
PWRGD_PS to SCK_BJT_GATE  
FPRST to SCK_BJT_GATE  
/t  
PLH PHL  
Open Drain Prop Delay  
PRIMARY_HD to HD_LED  
PRIMARY_HD to HD_LED  
PRIMARY_HD to HD_LED  
t
/t  
1.0  
3.0  
5.0  
ns  
ns  
PLZ PZL  
Open Drain Prop Delay  
GP1_INA to GP1_OUT  
GP2_INA to GP1_OUT  
t
/t  
25.0  
PLZ PZL  
Open Drain Prop Delay  
GP2_IN to GP2_OUT  
t
t
/t  
3.0  
1.0  
7.0  
4.0  
ns  
ns  
PLZ PZL  
Open Drain Prop Delay  
GP3_IN to GP3_OUT  
/t  
PLZ PZL  
Open Drain Prop Delay  
SLP_S3 to BACKFEED_OUT  
PRWGD_PS to BACKFEED_OUT  
t
/t  
1.0  
6.0  
ns  
PLZ PZL  
Open Drain Prop Delay  
CPU_PRESENT to PS_ON  
t
t
/t  
2.0  
2.0  
10.0  
10.0  
ns  
ns  
PLZ PZL  
Open Drain Prop Delay  
SLP_S3 to PS_ON  
/t  
PLZ PZL  
Open Drain Prop Delay  
BACKFEED_OUT to  
LATCHED_BACKFEED_OUT  
t
t
t
/t  
2.0  
1.0  
11.0  
5.0  
ns  
ns  
ns  
PLZ PZL  
Open Drain Prop Delay  
SLP_S5 to YLW_LED  
SLP_S5 to GRN_LED  
YLW_BLNK to YLW_LED  
GRN_BLNK to GRN_LED  
/t  
PLZ PZL  
Open Drain Prop Delay  
3V_DDOSDA to 5V_DDOSDA  
3V_DDOSDA to 5V_DDOSDA  
/t  
1.0  
3.5  
5.0  
PLZ PZL  
Rise and Fall Times  
HSYNC_5V  
t , t  
r
ns  
f
f
VSYNC_5V  
Rise and Fall Times  
LATCHED_BACKFEED_OUT  
t , t  
r
1.0  
µs  
13  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
WAVEFORMS  
V
IH  
INPUT  
INPUT  
V
V
M
V
M
V
M
M
V
V
t
t
IL  
PHL  
PLH  
t
t
PHL  
PLH  
V
V
OH  
M
M
OUTPUT  
V
V
M
OUTPUT  
M
V
OL  
SF01443  
SW00720  
Waveform 3.  
Waveform 1.  
V
I
V
DD  
INPUT  
GND  
V
M
V
I
INPUT  
GND  
V
M
t
t
PZL  
PLZ  
V
DD  
OUTPUT  
LOW-to-OFF  
OFF-to-LOW  
t
t
PZL  
PLZ  
V
M
V
DD  
V
X
V
OUTPUT  
LOW-to-OFF  
OFF-to-LOW  
OL  
V
M
t
V
X
t
PHZ  
PZH  
V
OL  
SW00721  
t
t
PHZ  
PZH  
Waveform 4.  
SW00722  
Waveform 2.  
14  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
5V REFERENCE GENERATION  
Supply  
REF5V  
VREF5IN < VREF3IN  
VREF5IN > VREF3IN  
VREF3IN  
VREF5IN  
3.3 V  
VREF3IN  
5 V  
VREF5IN  
5 V  
3.3 V  
REF5V  
SW00580  
Figure 1. REF5V when VREF3IN ramps before VREF5IN  
3.3 V  
VREF3IN  
5 V  
VREF5IN  
5 V  
REF5V  
SW00581  
Figure 2. REF5V when VREF5IN ramps before VREF3IN  
15  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
5V STANDBY REFERENCE GENERATION  
Standby Supply  
REF5V_STBY  
V_5PO_STBYtV_3P3_STBY  
V_5PO_STBYuV_3P3_STBY  
V_3P3_STBY  
V_5PO_STBY  
3.3 V  
V_3P3_STBY  
5 V  
V_5P0_STBY  
5 V  
3.3 V  
REF5V_STBY  
SW00582  
Figure 3. REF5V_STBY when V_3P3_STBY ramps before V_5PO_STBY  
V_3P3_STBY  
V_5P0_STBY  
REF5V_STBY  
SW00583  
Figure 4. REF5V_STBY when V_5PO_STBY ramps before V_3P3_STBY  
16  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
FLUSH OUT* / INIT OUT* CIRCUIT  
V_VCCP  
VCC3  
1 k  
1 kΩ  
1 kΩ  
H_INIT_OUT*  
ICH_A20M*  
ICH_INIT*  
CPU  
H_FLUSH_OUT_CPU*  
GLUE CHIP  
H_FLUSH_OUT_FWH*  
GPO_FLUSH_CACHE*  
FWH  
50 Ω  
VCCP  
VCCP_VREF  
100 Ω  
1 µF  
SW00584  
Figure 5. Block diagram for FLUSH_OUT*/INIT_OUT* circuit  
Case  
A20M*  
GPO FLUSH  
INIT*  
FLUSH OUT  
CPU*  
FLUSH OUT  
FWH*  
INIT OUT*  
CACHE*  
falling edge  
falling edge  
1
1
2
3
4
5
6
1
1
X
X
0
0
0
1
0
1
1
0
0 (for t1)  
0 (for t1)  
Hi-Z  
0 (for t1)  
0 (for t1)  
Hi-Z  
0, Hi-Z, then 0 (delayed by t1-t, then active for 2*t)  
Hi-Z, 0 (delayed by t1-t, then active for 2*t)  
0
1
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
0
falling edge  
falling edge  
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
NOTE:  
1. Nominal value timings with tolerances are listed in the DC Characteristics table for t and t1. All Hi-Z outputs are shown as 1’s or HIGH in the  
following diagrams.  
17  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
t1  
t1  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
t
t
INIT_OUT*  
SW00585  
Figure 6. Waveforms for Case 1  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
t1  
t1  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
t
t
INIT_OUT*  
SW00586  
Figure 7. Waveforms for Case 2  
18  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
INIT_OUT*  
SW00587  
Figure 8. Waveforms for Case 3  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
INIT_OUT*  
SW00588  
Figure 9. Waveforms for Case 4  
19  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
INIT_OUT*  
SW00589  
Figure 10. Waveforms for Case 5  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
INIT_OUT*  
SW00590  
Figure 11. Waveforms for Case 6  
20  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
A20M*  
GPO_FLUSH_CACHE*  
t1  
INIT*  
t1  
t1  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
INIT_OUT*  
t
t
t
SW00591  
Figure 12. Waveforms for Case 7  
A20M*  
GPO_FLUSH_CACHE*  
INIT*  
t1  
t1  
FLUSH_OUT_CPU*  
FLUSH_OUT_FWH*  
t
t
INIT_OUT*  
SW00592  
Figure 13. Waveforms for boundary GPO_FLUSH_CACHE* Case  
Timings should remain the same for both a 66 MHz or 33 MHz  
GPO_FLUSH_CACHE* – input to logic, GPO from the ICH2,  
programmed active LOW.  
CLK_IN input.  
The boundary condition for INIT listed above, is a special case  
where immediately following the FLUSH_OUT*, INIT_OUT* cycle,  
the ICH2 asserts INIT* into the Glue Chip.  
INIT* – input to logic, INIT* signal from the ICH2.  
A20M* – input to logic, A20M* signal from the ICH2.  
FLUSH_OUT_CPU* – output of logic, route to CPU FLUSH* pin.  
FLUSH_OUT_CPU* – output of logic, routed to FWH INIT* pin.  
INIT_OUT* – output of logic, routed to CPU INIT* pin.  
The boundary condition for GPO_FLUSH_CACHE* listed above,  
is a special case where immediately following the first assertion of  
GPO_FLUSH_CACHE*, the GPO is de-asserted, then re-asserted  
again before the timings have had a chance to complete.  
NOTE:  
1. Nominal timing values with tolerances are listed in the DC  
Characteristics table.  
21  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
T1  
BACKFEED_CUT*  
SLP_S5*  
T2  
LATCHED_BACKFEED_CUT  
SW00593  
Figure 14. Power up signal sequencing  
Power up signal sequencing is shown in Figure 14. BACKFEED_CUT* is following the power rail up to its final value.  
LATCHED_BACKFEED_CUT should stay LOW, never turning on. SLP_S5* goes to its HIGH value when the power rails have stabilized,  
X25 msec after power on. BACKFEED_CUT* is pulled LOW a period T1 after SLP_S5* goes HIGH. T1 can be as short as 1msec. Typical  
measured values are X200 msec. T1 and T2 are guaranteed by the inherent design of the system and are not controlled by Glue Chip.  
SLP_S5*  
Tpropr  
Tpropf  
BACKFEED_CUT*  
Tf  
Tr  
LATCHED_BACKFEED_CUT  
SW00594  
Figure 15. 1st sequence timing  
The first possible sequence is with SLP_S5*staying HIGH and BACKFEED_CUT* transitioning from LOW to HIGH, remaining HIGH for an  
undetermined period and then going back to LOW and the system is back at the end of the power-up sequence. The power-up sequence is  
shown in Figure 15. During these BACKFEED_CUT* transitions, the propagation delays, rise and fall times, and going into regulation times  
LATCHED_BACKFEED_CUT are as described in Figure 16. The first sequence starts can start at the end of the power-up sequence at any time.  
T4  
T3  
BACKFEED_CUT*  
SLP_S5*  
Tpropr  
Tpropf  
LATCHED_BACKFEED_CUT  
Tr  
Tf  
SW00595  
Figure 16. 2nd sequence timing  
Signal sequencing for the second possible sequence is shown in Figure 16. BACKFEED_CUT* goes from LOW to HIGH and SLP_S5* goes  
from HIGH to LOW, 30 µsec to 65 µsec (T3) later. LATCHED_BACKFEED_CUT goes HIGH when BACKFEED_CUT* goes HIGH and then  
LATCHED_BACKFEED_CUT returns to LOW when SLP_S5* goes LOW. BACKFEED_CUT* stays HIGH and SLP_S5* stays LOW for an  
indeterminate time and then SLP_S5* will go HIGH. A minimum of 1msec (T4) later, BACKFEED_CUT* will go LOW and the system is back at  
the end of the power-up sequence. Typical measured values of T4 are X250 msec. During all transitions, the propagation delays, rise and fall  
times, and going into regulation times for LATCHED_BACKFEED_CUT are as described in Figure 16. The first sequence starts can start at the  
end of the power-up sequence at any time.  
22  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
RSMRST* GENERATION  
RSMRST* is a delayed 3.3 V hysteresis copy of V_5PO_STBY. RSMRST* is delayed going inactive from the rising edge of V_5PO_STBY by  
32 ms, nominal. This delay starts when V_5PO_STBY hits the trip point. There is minimal delay on the falling edge.  
max  
V
TRIP  
min  
V_5P0_STBY  
t
reset  
RSMRST*  
SW00596  
Figure 17. Resume reset functionality  
V_5P0_STBY  
t
RESET  
t
RESET_FALL  
RSMRST*  
SW00597  
Figure 18. Resume reset functionality during brown out  
23  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
AUDIO-DISABLE  
AUD_EN  
PCIRST  
AUD_RST  
0
0
1
1
0
1
0
1
0
0
0
1
MUTE AUDIO CIRCUIT  
MUTE_AUD  
AUD_SHDN  
0
1
1
0
HD SINGLE COLOR LED DRIVER  
PRIMARY_HD  
SECONDARY_HD  
SCSI  
HD_LED  
0
0
0
X
0
0
X
X
0
0
0
X
X
1
0
X
1
0
1
HI–Z  
IDE RESET SIGNAL GENERATION AND PCRIST DRIVE STRENGTH  
1
PCIRST  
IDE_RSTDRV  
PCIRST_OUT  
0
1
0
1
0
1
NOTE:  
1. IDE_RSTDRV is a 5 V copy of PCIRST. PCIRST_OUT is a 3.3 V copy of PCIRST.  
PWRGD SIGNAL GENERATION  
FPRST  
PWRGD_PS  
PWRGD_3V  
0
0
1
1
0
1
0
1
0
0
0
1
FLUSH_OUT / INIT_OUT CIRCUIT  
CASE  
A20M  
GPO_FLUSH_CACHE  
INIT  
FLUSH_OUT_CPU  
FLUSH_OUT_FWH  
INIT_OUT  
1
1
Falling edge  
0
0(for t1)  
0(for t1)  
0, Hi-Z, then 0 (delayed by  
t1-t, then active for 2*t)  
2
1
Falling edge  
1
0(for t1)  
0(for t1)  
Hi-Z, 0 (delayed by t1-t,  
then active for 2*t)  
3
4
5
6
X
X
0
0
1
0
1
1
0
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
Hi-Z  
0
1
Hi-Z  
Hi-Z  
0
Falling edge  
Falling edge  
CLK_IN AND SEL_33_66  
SEL_33_66  
CLK_IN RATE  
0
1
66 MHz  
33 MHz  
24  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
CLK_IN  
B2  
CLK  
SEL_33_66  
SW00603  
Figure 19.  
GP_IN/GP_OUT GENERAL PURPOSE GATES  
GP1_INA  
GP1_INB  
GP1_OUT  
0
0
1
1
0
1
0
1
1
1
1
0
GP_IN/GP_OUT GENERAL PURPOSE GATES (continued)  
GP2_IN  
GP2_OUT  
0
1
1
0
GP_IN/GP_OUT GENERAL PURPOSE GATES (continued)  
GP3_IN  
GP3_OUT  
0
1
0
1
POWER SEQUENCING / BACKFEED_CUT  
PWRGD_PS  
SLP_S3  
BACKFEED_CUT  
0
0
1
1
0
1
0
1
HI-Z  
HI-Z  
HI-Z  
0
POWER SUPPLY TURN-ON CIRCUIT  
SLOTOCC  
SLP_S3  
SLP_S3A  
Hi-Z  
0
0
1
1
0
1
0
1
0
Hi-Z  
Hi-Z  
RAMBUS_SCK_BJT  
PWRGD_3V  
SCK_BJT_GATE  
0
1
Hi-Z  
0
25  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
VGA DCC VOLTAGE TRANSLATION  
3V_DDCSDA  
3V_DDCSCL  
5V_DDCSDA  
5V_DDCSCL  
0
0
1
1
0
1
0
1
0
0
1
1
0
1
0
1
HSYNC / VSYNC VOLTAGE TRANSLATION  
HSYNC_3V  
HSYNC_5V  
VSYNC_3V  
VSYNC_5V  
0
1
0
1
0
1
0
1
POWER LED DRIVER  
YLW_BLNK  
SLP_S5  
YLW_LED  
GRN_BLNK  
SLP_S5  
GRN_LED  
0
0
1
1
0
1
0
1
0
0
0
0
1
1
0
1
0
1
0
0
0
0
HI-Z  
Hi-Z  
26  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
TSSOP56: plastic thin shrink small outline package; 56 leads; body width 6.1 mm  
SOT364-1  
27  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
REVISION HISTORY  
Rev  
Date  
Description  
_5  
20040511  
Product data (9397 750 13279). Supersedes data of 2003 Nov 10 (9397 750 12288).  
Modifications:  
Page 24, Audio-disable table: AUD_EN column (reading veritcally) changed from ‘0000’ to ‘0011’.  
_4  
_3  
20031110  
20030328  
Product data (9397 750 12288); ECN 853-2206 30409 dated 10 October 2003.  
Supersedes data of 28 March 2003 (9397 750 09602).  
Product data (9397 750 09602); ECN: 853–2206 27930 (2003 Mar 28)  
28  
2004 May 11  
Philips Semiconductors  
Product data  
Glue chip 4  
PCA9504A  
2
2
Purchase of Philips I C components conveys a license under the Philips’ I C patent  
2
to use the components in the I C system provided the system conforms to the  
I C specifications defined by Philips. This specification can be ordered using the  
2
code 9398 393 40011.  
Data sheet status  
Product  
status  
Definitions  
[1]  
Level  
Data sheet status  
[2] [3]  
I
Objective data  
Development  
This data sheet contains data from the objective specification for product development.  
Philips Semiconductors reserves the right to change the specification in any manner without notice.  
II  
Preliminary data  
Qualification  
Production  
This data sheet contains data from the preliminary specification. Supplementary data will be published  
at a later date. Philips Semiconductors reserves the right to change the specification without notice, in  
order to improve the design and supply the best possible product.  
III  
Product data  
This data sheet contains data from the product specification. Philips Semiconductors reserves the  
right to make changes at any time in order to improve the design, manufacturing and supply. Relevant  
changes will be communicated via a Customer Product/Process Change Notification (CPCN).  
[1] Please consult the most recently issued data sheet before initiating or completing a design.  
[2] The product status of the device(s) described in this data sheet may have changed since this data sheet was published. The latest information is available on the Internet at URL  
http://www.semiconductors.philips.com.  
[3] For data sheets describing multiple type numbers, the highest-level product status determines the data sheet status.  
Definitions  
Short-form specification — The data in a short-form specification is extracted from a full data sheet with the same type number and title. For detailed information see  
the relevant data sheet or data handbook.  
LimitingvaluesdefinitionLimiting values given are in accordance with the Absolute Maximum Rating System (IEC 60134). Stress above one or more of the limiting  
values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given  
in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability.  
Application information — Applications that are described herein for any of these products are for illustrative purposes only. Philips Semiconductors make no  
representation or warranty that such applications will be suitable for the specified use without further testing or modification.  
Disclaimers  
Life support — These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be  
expected to result in personal injury. Philips Semiconductors customers using or selling these products for use in such applications do so at their own risk and agree  
to fully indemnify Philips Semiconductors for any damages resulting from such application.  
Right to make changes — Philips Semiconductors reserves the right to make changes in the products—including circuits, standard cells, and/or software—described  
or contained herein in order to improve design and/or performance. When the product is in full production (status ‘Production’), relevant changes will be communicated  
viaaCustomerProduct/ProcessChangeNotification(CPCN).PhilipsSemiconductorsassumesnoresponsibilityorliabilityfortheuseofanyoftheseproducts,conveys  
nolicenseortitleunderanypatent, copyright, ormaskworkrighttotheseproducts, andmakesnorepresentationsorwarrantiesthattheseproductsarefreefrompatent,  
copyright, or mask work right infringement, unless otherwise specified.  
Koninklijke Philips Electronics N.V. 2004  
Contact information  
All rights reserved. Printed in U.S.A.  
For additional information please visit  
http://www.semiconductors.philips.com.  
Fax: +31 40 27 24825  
Date of release: 05-04  
9397 750 13279  
For sales offices addresses send e-mail to:  
sales.addresses@www.semiconductors.philips.com.  
Document order number:  
Philips  
Semiconductors  

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