IDTCV193CPVG8 [IDT]

PROGRAMMABLE FLEXPC LP/S CLOCK FOR INTEL BASED SYSTEMS; 可编程FLEXPC LP / S时钟为基于Intel的系统
IDTCV193CPVG8
型号: IDTCV193CPVG8
厂家: INTEGRATED DEVICE TECHNOLOGY    INTEGRATED DEVICE TECHNOLOGY
描述:

PROGRAMMABLE FLEXPC LP/S CLOCK FOR INTEL BASED SYSTEMS
可编程FLEXPC LP / S时钟为基于Intel的系统

PC 时钟
文件: 总21页 (文件大小:177K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
PROGRAMMABLE FLEXPC  
LP/S CLOCK FOR INTEL BASED  
SYSTEMS  
IDTCV193  
ADVANCE  
INFORMATION  
FEATURES:  
KEYFEATURES  
• Compliant with Intel CK505 Gen II spec  
• One high precision PLL for CPU, SSC and N programming  
• One high precision PLL for SRC, SSC and N programming  
• One high precision PLL for SATA/PCI, and SSC  
• One high precision PLL for 96MHz/48MHz  
• Push-pull IOs for differential outputs  
• Direct CPU and SRC clock frequency programming—write the  
Hex number into Byte [16:18], 1MHz stepping.  
• Linear and smooth transition for the CPU and SRC frequency  
programming.  
• SATA PLL source hardware select latch pin, PLL2 or PLL4.  
• Internal serial resistor hardware enable latch pin.  
• Support spread spectrum modulation, –0.5 down spread and • WOL 25MHz support.  
others  
• Support SMBus block read/write, byte read/write  
• Available in TSSOP package  
OUTPUTS:  
KEY SPECIFICATIONS:  
• 2 - 0.7V differential CPU CLK pair  
• 10 - 0.7V differential SRC CLK pair  
• 1 - CPU_ITP/SRC differential clock pair  
• 1 - SRC0/DOT96 differential clock pair  
• 6 - PCI, 33.3MHz  
• CPU/SRC CLK cycle to cycle jitter < 85ps  
• PCI CLK cycle to cycle jitter < 500ps  
• All SRC, SRC[0:11] phase noise < 3.10s RMS, PCIE Gen II  
phase noise requirement.  
• SRC3, 4, 6, 7, designated PCIE Gen II outputs, nominal  
interpair skew = 0 ps  
• 1 - 48MHz  
• 1 - REF  
• 1 - SATA  
FUNCTIONALBLOCKDIAGRAM  
REF  
PLL1  
SSC  
N Programmable  
XTAL_IN  
XTAL  
CPU[1:0]  
CPU  
Output Buffer  
Stop Logic  
Osc Amp  
XTAL_OUT  
CPU_ITP/SRC8  
SDATA  
SM Bus  
PLL3  
SSC  
SRC1/25MHz/24.576MHz  
PCI[4:0], PCIF5  
Controller  
PCI/SATA  
SRC CLK  
SCLK  
Output Buffer  
Stop Logic  
SATA/SRC2  
PLL4  
SSC  
N Programmable  
SRC CLK  
Output Buffer  
Stop Logic  
SRC[7:3], [11:9]  
CKPWRGD/PD#  
CPU_STOP#  
PCI_STOP#  
SRC5_EN  
48MHz  
Control  
ITP_EN  
Logic  
Fixed PLL  
PLL2  
48MHz/96MHz  
Output BUffer  
CR_[H:A]#  
DOT96/SRC0  
FSC,B,A  
SATA_SEL  
SR_ENABLE  
TheIDTlogoisaregisteredtrademarkofIntegratedDeviceTechnology,Inc.  
COMMERCIAL TEMPERATURE RANGE  
APRIL 8, 2009  
IDT CONFIDENTIAL  
1
© 2005 Integrated Device Technology, Inc.  
DSC 7165  
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
PINCONFIGURATION  
64  
63  
62  
61  
60  
59  
1
PCI0/ CR#_A  
Vdd_PCI  
SCL  
SDA  
2
3
REF / FS_C / TestSel  
Vdd_REF  
PCI1/CR#_B  
*PCI2/SR_ENABLE  
**PCI3/SATA_SEL  
PCI4/ SRC5_EN  
PCIF5/ ITP_EN  
4
5
Xtal_In  
6
Xtal_Out  
7
58 Vss_REF  
8
57  
56  
55  
54  
53  
FS_B / TestMode  
CKPWRGD/PD#  
Vdd_CPU  
VSS_PCI  
Vdd_48  
9
USB 48 / FS_A  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
CPUT0  
Vss_48  
Vdd_IO  
CPUC0  
52 Vss_CPU  
SRCT0 / DOT96T  
SRCC0 / DOT96C  
VSS_IO  
51  
50  
49  
48  
CPUT1  
CPUC1  
Vdd_PLL3  
Vdd_CPU_IO  
Sel_SRC1_25_24.576**  
SRCT1/25MHz0  
SRCC1/25MHz1/24.576MHz  
47 SRCT8 /CPU_ ITPT  
SRCC8 /CPU_ ITPC  
45 Vdd_SRC_IO  
Vss_PLL3  
Vdd_PLL3_IO  
SRCT2/SATA  
46  
44  
43  
42  
41  
40  
39  
38  
37  
36  
35  
34  
33  
SRCT7/ CR#_F  
SRCC7/ CR#_E  
SRCC2/SATA  
Vss_SRC  
Vss_SRC  
SRCT6  
SRCT3 / CR#_C  
SRCC3 / CR#_D  
SRCC6  
Vdd_SRC  
Vdd_SRC_IO  
SRCT4  
PCI_Stop#/ SRCT5  
CPU_Stop#/ SRCC5  
SRCC4  
Vdd_SRC_IO  
SRCC10  
Vss_SRC  
SRCT9  
SRCT10  
SRCC9  
SRCT11/ CR#_H  
SRCC11/CR#_G  
* Internal 100k pull high  
** Internal 100k pull low  
TSSOP  
TOP VIEW  
IDT CONFIDENTIAL  
2
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
PINDESCRIPTION  
Pin #  
Name  
Type  
Description  
1
PCI0/CR#_A  
I/O  
33.33MHz. SRC0,2 Differentialclockoutputenable,controlSRC0andSRC2,0=enable.Modeisselected  
by SMBus control register. Default is PCI clock mode.  
2
3
VDD_PCI  
PWR  
I/O  
3.3V  
PCI1/CR#_B  
33.33MHz. SRC1,4 Differentialclockoutputenable,controlSRC1andSRC4,0=enable.Modeisselected  
by SMBus control register. Default is PCI clock mode.  
4
PCI2/SRC_ENABLE  
PCI3/SATA_SEL  
PCI4/SRC5_EN  
PCIF5/ITP_EN  
VSS_PCI  
I/O  
OUT  
I/O  
Power on latch, high, internal 33 ohm resistor enabled. Low, disabled. Afterward 33.33MH  
5
Power on Latch, high, SATA from PLL2. Low, SATA from PLL4 (as SRC clock). Afterward, 33.33MHz  
6
33.33MHz. Pin 37, 38 mode selection. Power on latch, HIGH = SRC5, LOW = CPU and PCI Stop#.  
7
I/O  
33.33MHz. Pin 46, 47 mode selection. Power on latch, HIGH = CPU_ITP, LOW = SRC8.  
8
GND  
PWR  
I/O  
GND  
9
VDD_48  
3.3V  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
USB 48/FS_A  
VSS_48  
48MHz, frequency select, power on latch  
GND  
PWR  
OUT  
OUT  
GND  
PWR  
OUT  
OUT  
GND  
PWR  
OUT  
OUT  
GND  
I/O  
GND  
VDD_IO  
1.05 ~ 3.3V  
SRCT0/DOT96T  
SRCC0/DOT96C  
VSS_IO  
Differential output clock. SRC or DOT96. Mode selected by SMBus control register, default is SRC0.  
Differential output clock. SRC or DOT96. Mode selected by SMBus control register, default is SRC0.  
GND  
VDD_PLL3  
3.3V  
SRCT1/25MHz  
SRCC1/25MHz1/24.576MHz  
VSS_PLL3  
SRC or 25MHz, mode selected by pin 48, Sel_SRC1_25_24.576  
SRC or 25Mhz or 24.576MHz, mode selected by pin 48, Sel_SRC1_25_24.576  
GND  
VDD_PLL3_IO  
SATAT/SRCT2  
SATAC/SRCC2  
VSS_SRC  
1.05 ~ 3.3V  
Differentialoutputclock  
Differentialoutputclock  
GND  
SRCT3/CR#_C  
SRC clock. SRC differential clock output enable, control SRC0 and SRC2, 0 = enable. Mode selected by  
SMBus control register. Default is SRC3.  
25  
SRCC3/CR#_D  
I/O  
SRC clock. SRC differential clock output enable, control SRC1 and SRC4, 0 = enable. Mode selected by  
SMBus control register. Default is SRC3.  
26  
27  
28  
29  
30  
31  
32  
VDD_SRC_IO  
SRCT4  
PWR  
OUT  
OUT  
GND  
OUT  
OUT  
I/O  
1.05 ~ 3.3V  
Differentialoutputclock  
Differentialoutputclock  
GND  
SRCC4  
VSS_SRC  
SRCT9  
Differentialoutputclock  
Differentialoutputclock  
SRCC9  
SRCC11/CR#_G  
SRCclock. SRCdifferentialclockoutputenable,controlSRC9,0=enable.ModeselectedbySMBuscontrol  
register.DefaultisSRC11.  
33  
SRCT11/CR#_H  
I/O  
SRCclock. SRCdifferentialclockoutputenable,controlSRC10,0=enable.ModeselectedbySMBuscontrol  
register.DefaultisSRC11.  
34  
35  
36  
37  
38  
39  
40  
41  
42  
SRCT10  
SRCC10  
OUT  
OUT  
PWR  
I/O  
Differentialoutputclock  
Differentialoutputclock  
VDD_SRC_IO  
CPU_Stop#/SRCC5  
PCI_Stop#/SRCT5  
VDD_SRC  
1.05 ~ 3.3V  
CPU stop, LOW = stop. SRC clock. Mode selected by pin6, SRC5_EN.  
I/O  
PCI stop, LOW = stop. SRC clock. Mode selected by pin6, SRC5_EN.  
PWR  
OUT  
OUT  
GND  
3.3V  
SRCC6  
Differentialoutputclock  
Differentialoutputclock  
GND  
SRCT6  
VSS_SRC  
IDT CONFIDENTIAL  
3
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
PINDESCRIPTION,CONTINUED  
Pin #  
Name  
Type  
Description  
43  
SRCC7/CR#_E  
I/O  
SRCclock. SRCdifferentialclockoutputenable,controlSRC6,0=enable.ModeselectedbySMBuscontrol  
register. DefaultisSRC7.  
44  
SRCT7/CR#_F  
I/O  
SRCclock. SRCdifferentialclockoutputenable,controlSRC8,0=enable.ModeselectedbySMBuscontrol  
register. DefaultisSRC7.  
45  
46  
47  
48  
49  
50  
51  
52  
53  
54  
55  
56  
VDD_SRC_IO  
SRCC8/CPU_ ITPC  
SRCT8/CPU_ ITPT  
Sel_SRC1_25_24.576  
VDD_CPU_IO  
CPUC1  
PWR  
OUT  
OUT  
OUT  
PWR  
OUT  
OUT  
GND  
OUT  
OUT  
PWR  
IN  
1.05 ~ 3.3V  
SRC clock. CPU clock. Mode selected by pin7.  
SRC clock. CPU clock. Mode selected by pin7.  
Power on latch, Select pin 17, 18 Mode, see pin 48 Function Table.  
1.05 ~ 3.3V  
Differentialoutputclock  
Differentialoutputclock  
GND  
CPUT1  
VSS_CPU  
CPUC0  
Differentialoutputclock  
Differentialoutputclock  
3.3V  
CPUT0  
VDD_CPU  
CKPWRGD/PD#  
CKPWRGDpowergood,activeLOW,usedtolatchFSA,B,C,ITP_EN,TME, andSRC5_EN,activeHIGH.  
After, becomes power down, LOW active.  
57  
58  
59  
60  
61  
62  
FS_B/TestMode  
VSS_REF  
IN  
GND  
OUT  
IN  
Frequency Select at CKPWRGD assertion. Test Mode selection, see TEST_MODE selection table.q  
GND  
XTAL_OUT  
XTALout  
XTALin  
3.3V  
XTAL_IN  
VDD_REF  
PWR  
I/O  
REF/FS_C/TestSel  
14.318MHz.FrequencySelectatCKPWRGDassertion.Selectstestmodeifpulledabove2VatCKPWRGD  
assertion.  
63  
64  
SDA  
SCL  
I/O  
IN  
SMBus data  
SMBus clock  
TESTMODESELECTION(1)  
IfTEST_SELsampledabove2VatCKPWRGDactiveLOW  
Test_Mode  
CPU  
REF/N  
Hi-Z  
SRC  
REF/N  
Hi-Z  
PCI/F  
REF/N  
Hi-Z  
REF  
REF  
Hi-Z  
DOT_96/DOT_SSC  
USB  
REF/N  
Hi-Z  
1
0
REF/N  
Hi-Z  
NOTE:  
1. Once test clock operation has been invoked, TEST_MODE pin will select between the Hi-Z and REF/N, with VIH_FS and VIL_FS thresholds.  
FREQUENCYSELECTION  
FSC, B, A  
101  
CPU  
100  
SRC[7:0]  
100  
PCI  
33.3  
33.3  
33.3  
33.3  
33.3  
33.3  
33.3  
33.3  
USB  
48  
DOT  
96  
REF  
14.318  
14.318  
14.318  
14.318  
14.318  
14.318  
14.318  
14.318  
001  
133  
100  
48  
96  
011  
166  
100  
48  
96  
010  
200  
100  
48  
96  
000  
266  
100  
48  
96  
100  
333  
100  
48  
96  
110  
400  
100  
48  
96  
111  
Reserve  
100  
48  
96  
IDT CONFIDENTIAL  
4
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
SEL_SRC1_25_24.576(PIN48)VOLTAGEDECODINGTABLE  
state  
Low  
Mid  
Min  
Typ  
Max  
0.9V  
2V  
0V  
0.55V  
1.65V  
2.75V  
1.3V  
2.4V  
High  
VDD  
SR_ENABLETABLE  
SR_ENABLE  
0
Need external 33 ohm serial resistor, Byte19 bit7 = 0  
Enable 33 ohm internal serial resistor, Byte19 bit7 = 1  
1 (default)  
SEL_SRC1_25_24.576FUNCTIONTABLE  
Sel_SRC1_25_24.576  
CPU  
PCI  
Pin 17  
Pin 18  
SRC  
48/96  
(pin48 )  
Low  
PLL1  
PLL4  
25MHz,  
PLL3  
25MHz  
PLL3  
PLL4 down PLL2, fixed  
(SS off)  
(SS off)  
Mid  
PLL1  
PLL1  
PLL4  
PLL4  
SRCT1  
SRCC1  
PLL4 down PLL2, fixed  
High  
25MHz  
PLL2  
24.576MHz PLL4 down PLL2, fixed  
PLL3  
(SS off)  
SATA_SELTABLE  
SATA_SEL  
SRC2/SATA  
0
PLL4 (SRC PLL, SSC)  
PLL2 (48/96 PLL)  
1
IO_VOUT [2:0] TABLE  
DEVICE ID TABLE  
ID3,ID2,ID1,ID0  
Comments  
000  
001  
010  
011  
100  
101  
110  
111  
0.3V  
0.4V  
0.5V  
0.6V  
0.7V  
0.8V  
0.9V  
1V  
0000  
0001  
0010  
0011  
0100  
0101  
0110  
0111  
1000  
1001  
1010  
1011  
1100  
1101  
1110  
1111  
CK505 56 pin TSSOP  
CK505 64 pin TSSOP  
CK505 YC  
CK505 YC  
CK505 YC  
48 pin QFN  
56 pin QFN  
64 pin QFN  
72 pin QFN  
48 pin SSOP  
56 pin SSOP  
Reserved  
CK505 YC  
CK505 YC  
CK505 YC  
CK505 YC  
CK505 YC  
CK505 Derivative (non YC)  
Reserved  
Reserved  
Reserved  
Reserved  
Reserved  
Reserved  
Reserved  
IDT CONFIDENTIAL  
5
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
ABSOLUTEMAXIMUMRATINGS(1)  
INDEXBLOCKREADPROTOCOL  
Mastercanstopreadinganytimebyissuingthestopbitwithoutwaiting  
until Nth byte (byte count bit 30-37).  
Symbol  
VDDA  
Description  
Min  
Max  
4.6  
Unit  
V
3.3V Core Supply Voltage  
Bit  
1
# of bits  
From  
Master  
Master  
Slave  
Master  
Slave  
Master  
Master  
Slave  
Slave  
Description  
VDD  
3.3V Logic Input Supply Voltage GND - 0.5  
4.6  
V
1
8
1
8
1
1
8
1
8
Start  
D2h  
TSTG  
Storage Temperature  
–65  
0
+150  
+70  
+115  
°C  
°C  
°C  
V
2-9  
TAMBIENT  
TCASE  
Ambient Operating Temperature  
Case Temperature  
10  
Ack (Acknowledge)  
Registeroffsetbyte(startingbyte)  
Ack (Acknowledge)  
RepeatedStart  
11-18  
19  
ESD Prot Input ESD Protection  
Human Body Model  
NOTE:  
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause  
permanent damage to the device. This is a stress rating only and functional operation  
of the device at these or any other conditions above those indicated in the operational  
sections of this specification is not implied. Exposure to absolute maximum rating  
conditions for extended periods may affect reliability.  
2000  
20  
21-28  
29  
D3h  
Ack (Acknowledge)  
30-37  
Byte count, N (block read back of N  
bytes)  
38  
1
8
1
8
Master  
Slave  
Master  
Slave  
Ack (Acknowledge)  
firstdatabyte(Offsetdatabyte)  
Ack (Acknowledge)  
2nddatabyte  
39-46  
47  
48-55  
SMPROTOCOL  
Ack (Acknowledge)  
:
Master  
Slave  
Ack (Acknowledge)  
Nthdatabyte  
INDEXBLOCK WRITEPROTOCOL  
Notacknowledge  
Stop  
Bit  
1
# of bits  
From  
Master  
Master  
Slave  
Master  
Slave  
Master  
Slave  
Master  
Slave  
Master  
Slave  
Description  
Master  
1
8
1
8
1
8
1
8
1
8
1
Start  
D2h  
2-9  
10  
Ack (Acknowledge)  
Registeroffsetbyte(startingbyte)  
Ack (Acknowledge)  
Byte count, N (0 is not valid)  
Ack (Acknowledge)  
firstdatabyte(Offsetdatabyte)  
Ack (Acknowledge)  
2nddatabyte  
11-18  
19  
20-27  
28  
29-36  
37  
38-45  
46  
Ack (Acknowledge)  
:
Master  
Slave  
Nthdatabyte  
Acknowledge  
Master  
Stop  
IDT CONFIDENTIAL  
6
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
N-PROGRAMMINGPROCEDURE  
.
User writes the desired CPU frequency in HEX form into CPUN [8:0],  
Byte 16 bit 3 has to be "1". This bit will decode the power on latched  
Byte 16, 17.  
User writes the desired SRC frequency in HEX form into PN [7:0], Byte  
18.  
value of pins 4, 5 (see CFG table 1).  
CONTROLREGISTERS  
BYTE 0  
Bit  
7
Output(s) Affected  
FSC  
Description/Function  
Latched FSC  
0
1
Type  
R
Power On  
Latched Value  
Latched Value  
Latched Value  
6
FSB  
Latched FSB  
R
5
FSA  
Latched FSA  
R
4
iAMT_EN  
Reserved  
Reserved  
SRC2/SATA source  
iAMT Mode  
Legacy Mode  
PLL4  
Enabled  
PLL2  
RW HW M1 setting(1)  
3
RW  
RW  
0
0
2
1
RW SATA_SEL latch  
SMBUS control registers  
setting  
after the power down  
Power on default, With  
some exceptions  
Save register  
contents  
0
PD_Restore  
RW  
1
NOTES:  
1. Sticky 1, can only be reset by power off.  
BYTE 1  
Bit  
7
Output(s) Affected  
SRC0_sel  
Description/Function  
Pin13/14 mode select  
SSC mode selection  
SSC mode selection  
0
1
Type  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
Power On  
SRC0  
DOT96  
0
1
0
0
0
1
1
1
6
PLL1_SSC_DC  
PLL4_SSC_DC  
Reserved  
Down spread  
Down spread  
Center spread  
Center spread  
5
4
3
Reserved  
2
1
25MHz_0  
25MHz_1  
PD# free run control  
PD# free run control  
Disabled  
Disabled  
PLL2  
Free run  
Free run  
PLL4  
0
PCI  
BYTE 2  
Bit  
Output(s) Affected  
Description/Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
REF  
USB_48  
PCIF5  
PCI4  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Enable  
Enable  
Enable  
Enable  
Enable  
Enable  
Enable  
Enable  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
1
1
1
1
1
1
1
1
PCI3  
PCI2  
PCI1  
PCI0  
IDT CONFIDENTIAL  
7
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
BYTE 3  
Bit  
Output(s) Affected  
Description/Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
SRC11  
SRC10  
SRC9  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
OutputEnable  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Tristate  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
1
1
1
1
1
1
1
1
SRC8/ITP  
SRC7  
SRC6  
SRC5  
SRC4  
BYTE 4  
Bit  
Output(s) Affected  
Description/Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
SRC3  
SATA/SRC2  
SRC1  
Output Enable  
Output Enable  
Output Enable  
Output Enable  
Output Enable  
Output Enable  
SSC Enable  
Disabled  
Disabled  
Disabled  
Disabled  
Disabled  
Disabled  
Disabled  
Disabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
Enabled  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
1
1
1
1
1
1
1
1
SRC0/DOT96  
CPU1  
CPU0  
PLL1_SSC_ON  
PLL4_SSC_ON  
SSC Enable  
BYTE 5  
Bit  
Output(s) Affected  
Description/Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
CR#_A  
CR#_A control  
CR#_B  
Pin1modeselection  
CR#_A control selection  
Pin3modeselection  
PCI0mode  
SRC0  
CR#_A mode  
SRC2  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
0
0
0
0
0
0
0
0
PCI1mode  
SRC1(1)  
CR#_Bmode  
SRC4  
CR#_B control  
CR#_C  
CR#_B control selection  
Pin24 mode selection  
CR#_C control selection  
Pin25modeselection  
CR#_D control selection  
SRCT3mode  
SRC0  
CR#_Cmode  
SRC2  
CR#_C control  
CR#_D  
SRCC3 mode  
SRC1  
CR#_Dmode  
SRC4  
CR#_D control  
NOTE:  
1. Only when SRC1 is SRC Clock.  
IDT CONFIDENTIAL  
8
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
BYTE 6(1)  
Bit  
Output(s)Affected  
Description/Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
CR#_E  
CR#_F  
Pin43 mode selection, control SRC6  
Pin44 mode selection, control SRC8  
SRCC7 mode  
SRCT7 mode  
CR#_E mode, Control SRC 6  
CR#_F mode, Control SRC 8  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
0
0
0
0
0
0
0
0
CR#_G  
Pin32 mode selection, control SRC9 SRCC11 mode CR#_G mode, Control SRC 9  
Pin33 mode selection, control SRC10 SRCT11 mode CR#_H mode, Control SRC 10  
CR#_H  
Reserved  
Reserved  
Reserved  
SRC_STP_CRTL  
If set, SRCs stop with PCI_STOP#  
Free running  
Stoppable  
NOTE:  
1. STOP - CPUT and SRCT stay high, CPUC and SRCC stay low.  
BYTE 7  
Bit  
Output(s) Affected  
Description / Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
Revision ID  
Revision ID  
Revision ID  
Revision ID  
Vendor ID  
Vendor ID  
Vendor ID  
Vendor ID  
0
0
0
0
0
1
0
1
BYTE 8  
Bit  
7
Output(s) affected  
Device_ID3  
Description/ Function  
See device ID table  
0
1
Type  
R
R
Power On  
Device_ID2  
Device_ID1  
Device_ID0  
6
5
R
4
R
3
RW  
RW  
0
0
2
Output enable  
(Cannot be reset by PD Restore)  
Output enable  
1
0
Pin 17_SE_OE  
Pin 18_SE_OE  
Disabled  
Disabled  
Enabled  
RW  
RW  
1
1
(Can not be reset by PD Restore)  
Enabled  
BYTE 9  
Bit  
Output(s) Affected  
Description / Function  
0
1
Type  
Power On  
7
6
5
4
3
PCIF5 with PCI_STOP#  
Reserved  
Free running  
Free running  
stoppable  
RW  
0
REF Drive Strength  
Strength control  
1x  
2x  
RW  
RW  
RW  
1
0
0
Only valid when Byte9 bit3 is 1  
Test Mode entry control  
Hi-Z  
REF/N mode  
Normal operation Test mode, controlled  
by byte9 bit 4  
2
1
0
IO_VOUT2  
IO_VOUT1  
IO_VOUT0  
RW  
RW  
RW  
1
0
1
Programmable IO_VOUT voltage  
IDT CONFIDENTIAL  
9
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
BYTE10  
Bit  
Output(s) affected  
Description/ Function  
0
1
Type  
Power On  
The latch of  
SRC5_EN  
1
7
6
5
4
3
2
1
0
SRC5_EN_Strap  
PLL3 enable  
R
PLL3  
PLL2  
PLL3 pwr dwn  
PLL2 pwr dwn  
disable  
Pwr up  
Pwr up  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
1
1
1
1
1
1
PLL2 enable  
SRC_DIV  
PCI_DIV  
SRC divider disable  
PCI divider disable  
CPU divider disable  
Controlled by CPU_STP#  
Controlled by CPU_STP#  
enable  
disable  
enable  
CPU_DIV  
CPU1 Free run  
CPU0 Free run  
disable  
enable  
Free run  
Controllable  
Controllable  
Free run  
BYTE 11 - RESERVED  
Bit Output(s) affected  
Description/ Function  
0
1
Type Power On  
7
6
5
4
Reserved  
Reserved  
Reserved  
Reserved  
R
R
RW  
RW  
0
1
M1 mode CLK enable at M1 mode  
Only if ITP_EN = 1  
3
2
1
CPU_ITP_AMT EN  
CPU1_AMT_EN  
disable  
enable  
enable  
GEN II  
RW  
RW  
R
0
1
1
M1 mode CLK enable at M1 mode  
GEN II compliance  
disable  
PCI GEN II  
CPU_ITP_STOP  
EN  
None GEN II  
0
Free run control  
Free run  
Controlled  
RW  
1
BYTE 12 - BYTE COUNT - DEFAULT 0x13H  
BYTE13  
Bit  
Output(s) Affected  
Description/Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
48M  
REF  
Strength control  
Strength control  
Strength control  
Strength control  
Strength control  
Strength control  
Strength control  
Strength control  
1x  
1x  
1x  
1x  
1x  
1x  
1x  
1x  
2x  
2x  
2x  
2x  
2x  
2x  
2x  
2x  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
1
0
1
1
1
1
1
1
PCIF5  
PCI4  
PCI3  
PCI2  
PCI1  
PCI0  
BYTE 14 RESERVED  
IDT CONFIDENTIAL  
10  
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
BYTE 15, WATCH DOG(1)  
Bit  
7
Output(s) Affected  
Watch Dog Enable  
Description / Function  
Watch Dog Alarm Enable  
0
1
Type  
RW  
RW  
R
Power On  
Disabled  
Enabled  
0
0
6
Watch Dog Select  
Watch Dog Hard/Soft Alarm Select Hard Alarm Only Hard and Soft Alarm  
5
Watch Dog Hard Alarm Status  
Watch Dog Soft Alarm Status  
Watch Dog control  
Watch Dog Hard Alarm Status  
Watch Dog Soft Alarm Status  
Watch Dog Time Base Control  
WatchDog_1_AlarmTimer  
Default is 7*290ms  
Normal  
Normal  
Alarm  
Alarm  
4
R
3
290msbase  
1160msbase  
RW  
RW  
RW  
RW  
0
1
1
1
2
WD_1_ Timer 2  
1
WD_1_ Timer 1  
0
WD_1_ Timer 0  
NOTE:  
1. Hard Alarm switch to HW FS frequency.  
BYTE16  
Bit Output(s) Affected  
Description / Function  
Set Byte15 bit7 = 1 after Power Down  
0
1
Type  
Power On  
7
6
5
WDEAPD  
Reserved  
Reserved  
to enable the watch dog after the power down  
Disabled  
Enabled  
RW  
RW  
RW  
0
0
0
SCLK=1, clk  
outputs = 1  
4
Test _scl  
N programming  
Enable  
On chip test mode enable  
normal  
SCLK=0, clk outputs=0 RW  
0
3
2
1
0
Disabled  
Enabled  
RW  
RW  
RW  
RW  
0
Reserved  
Reserved  
CPUN8  
0
0
FS latch  
BYTE 17 (PLL1)  
Bit Output(s) Affected  
Description / Function  
0
1
Type  
Power On  
7
6
5
CPUN7  
CPUN6  
CPUN5  
RW  
RW  
RW  
CPU clock frequency =  
CPUN [8:0]  
FS latch  
4
3
2
1
0
CPUN4  
CPUN3  
CPUN2  
CPUN1  
CPUN0  
RW  
RW  
RW  
RW  
RW  
(Hex)  
IDT CONFIDENTIAL  
11  
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
BYTE 18 (PLL4)  
Bit  
Output(s) Affected  
Description / Function  
0
1
Type  
Power On  
7
6
5
4
3
2
1
0
PN 7  
PN 6  
PN 5  
PN 4  
PN 3  
PN 2  
PN 1  
PN 0  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
SRC clock frequency =  
PNC [7:0]  
100MHz  
(Hex)  
BYTE 19 CLOCK SOURCE SELECTION, WRITTEN AFTER STOP BIT  
Bit  
Output(s) Affected  
Description / Function  
0
1
Type  
Power On  
33 ohm  
(No external resistor  
needed)  
SR_ENABLE  
latch  
0 ohm  
(External resistor needed)  
0.5% (p-p)  
7
6
5
4
3
2
1
0
Output serial resistor  
PLL1 SSC  
Reserved  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
RW  
spread % selection  
spread % selection  
0
0
0
0
0
0
0
0.45%(p-p)  
0.5% (p-p)  
PLL4 SSC  
Reserved  
0.45%(p-p)  
Reserved  
Reserved  
Reserved  
IDT CONFIDENTIAL  
12  
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
ABSOLUTE MAXIMUM RATINGS  
PARAMETER  
SYMBOL  
VDDxxx  
VDDxxx_IO  
VIH  
CONDITIONS  
Supply Voltage  
MIN  
MAX  
4.6  
UNITS Notes  
Maximum Supply Voltage  
Maximum Supply Voltage  
Maximum Input Voltage  
Minimum Input Voltage  
Storage Temperature  
Input ESD protection  
V
V
1,7  
1,7  
Low-Voltage Differential I/O Supply  
3.3V LVCMOS Inputs  
Any Input  
3.8  
4.6  
V
1,7,8  
1,7  
VIL  
GND - 0.5  
-65  
V
°C  
Ts  
-
150  
1,7  
ESD prot  
Human Body Model  
2000  
V
1,7  
ELECTRICAL CHARACTERISTICS - INPUT/SUPPLY/COMMON OUTPUT  
PARAMETERS  
PARAMETER  
Ambient Operating Temp  
Supply Voltage  
SYMBOL  
Tambient  
VDDxxx  
CONDITIONS  
MIN  
0
MAX  
70  
UNITS Notes  
-
°C  
V
1
1
Supply Voltage  
3.135  
3.465  
Supply Voltage  
VDDxxx_IO  
Low-Voltage Differential I/O Supply  
1.05  
3.3  
V
1
Input High Voltage  
Input Low Voltage  
VIHSE  
VILSE  
IIN  
Single-ended inputs  
Single-ended inputs  
VIN = VDD , VIN = GND  
2
VSS - 0.3  
-5  
VDD + 0.3  
V
V
1
1
1
0.8  
5
Input Leakage Current  
uA  
Inputs with pull or pull down  
resistors  
Input Leakage Current  
IINRES  
-200  
2.4  
200  
uA  
1
VIN = VDD , VIN = GND  
Output High Voltage  
Output Low Voltage  
Output High Voltage  
Output Low Voltage  
VOHSE  
VOLSE  
VOHDIF  
VOLDIF  
Single-ended outputs, IOH = -1mA  
Single-ended outputs, IOL = 1 mA  
Differential Outputs, IOH = TBD mA  
Differential Outputs, IOL = TBD mA  
V
V
V
V
1
1
1
1
0.4  
0.9  
0.4  
0.7  
Low Threshold Input-  
High Voltage (Test Mode)  
Low Threshold Input-  
High Voltage  
Low Threshold Input-  
Low Voltage  
VIH_FS_TEST  
VIH_FS  
3.3 V +/-5%  
3.3 V +/-5%  
3.3 V +/-5%  
2
VDD + 0.3  
1.5  
V
V
V
1
1
1
0.7  
VIL_FS  
VSS - 0.3  
0.35  
IDDOP3.3  
IDD_IO  
Full active, CL=full load, IDD3.3V  
Full active, CL=full load, IDD3.3  
3.3V supply, Power Down Mode  
200  
70  
5
mA  
mA  
mA  
1
1
1
Operating Supply Current  
Power Down Current  
iAMT Mode Current  
IDD_PD3.3  
IDD_PDIO  
0.8V IO supply, Power Down Mode  
0.1  
mA  
1
IDD_iAMT3.3  
IDD_iAMT0.8  
Fi  
3.3V supply, iAMT Mode  
0.8V IO supply, iAMTMode  
VDD = 3.3 V  
80  
10  
15  
7
mA  
mA  
MHz  
nH  
1
1
2
1
1
1
1
Input Frequency  
Pin Inductance  
Lpin  
CIN  
Logic Inputs  
Output pin capacitance  
X1 & X2 pins  
1.5  
30  
5
pF  
Input Capacitance  
COUT  
CINX  
6
pF  
TBD  
pF  
Spread Spectrum Modulation  
Frequency  
fSSMOD  
Triangular Modulation  
33  
kHz  
1
IDT CONFIDENTIAL  
13  
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
AC ELECTRICAL CHARACTERISTICS - INPUT/COMMON PARAMETERS  
PARAMETER  
SYMBOL  
CONDITIONS  
MIN  
MAX  
UNITS Notes  
From VDD Power-Up or de-assertion  
of PD# to 1st clock  
Clk Stabilization  
TSTAB  
1.8  
ms  
ns  
us  
ns  
1
1
1
1
SRC output enable after  
PCI_STOP# de-assertion  
Differential output enable after  
PD# de-assertion  
CPU output enable after  
CPU_STOP# de-assertion  
Tdrive_SRC  
Tdrive_PD#  
Tdrive_CPU  
TDRSRC  
TDRPD  
15  
300  
10  
TDRSRC  
Tfall_PD#  
Trise_PD#  
TFALL  
TRISE  
5
5
ns  
ns  
1
1
Fall/rise time of PD#, PCI_STOP#  
and CPU_STOP# inputs  
AC ELECTRICAL CHARACTERISTICS - LOW POWER DIFFERENTIAL OUTPUTS  
PARAMETER  
Rising Edge Slew Rate  
Falling Edge Slew Rate  
Slew Rate Variation  
SYMBOL  
CONDITIONS  
MIN  
MAX  
UNITS NOTES  
tSLR  
Differential Measurement  
Differential Measurement  
Single-ended Measurement  
Includes overshoot  
2.5  
8
V/ns  
V/ns  
%
1,2  
tFLR  
2.5  
8
1,2  
tSLVAR  
20  
1
Maximum Output Voltage  
Minimum Output Voltage  
Differential Voltage Swing  
Crossing Point Voltage  
Crossing Point Variation  
Duty Cycle  
VHIGH  
1150  
mV  
mV  
mV  
mV  
mV  
%
1
VLOW  
Includes undershoot  
-300  
300  
300  
1
VSWING  
VXABS  
VXABSVAR  
DCYC  
Differential Measurement  
Single-ended Measurement  
Single-ended Measurement  
Differential Measurement  
Differential Measurement  
Differential Measurement  
Differential Measurement  
Differential Measurement  
Differential Measurement  
Differential Measurement  
1
1,3,4  
1,3,5  
1
550  
140  
55  
45  
CPU Jitter - Cycle to Cycle  
SRC Jitter - Cycle to Cycle  
DOT Jitter - Cycle to Cycle  
CPU[1:0] Skew  
CPUJC2C  
SRCJC2C  
DOTJC2C  
CPUSKEW10  
CPUSKEW20  
SRCSKEW  
85  
ps  
1
125  
250  
100  
150  
250  
ps  
1
ps  
1
ps  
1
CPU[2_ITP:0] Skew  
SRC[10:0] Skew  
ps  
1
ps  
1,10  
ELECTRICAL CHARACTERISTICS - PCICLK/PCICLK_F  
NOTES  
PARAMETER  
SYMBOL  
CONDITIONS  
see Tperiod min-max values  
33.33MHz output nominal  
33.33MHz output spread  
33.33MHz output nominal/spread  
IOH = -1 mA  
MIN  
MAX  
300  
UNITS  
ppm  
ns  
1,6  
6
Long Accuracy  
ppm  
-300  
30.00900  
30.15980  
30.65980  
Clock period  
Tperiod  
29.99100  
6
ns  
Absolute min/max period  
Output High Voltage  
Output Low Voltage  
Tabs  
VOH  
VOL  
29.49100  
2.4  
6
ns  
1
V
1
IOL = 1 mA  
0.4  
-33  
V
V
OH @MIN = 1.0 V  
-33  
30  
mA  
1
Output High Current  
Output Low Current  
IOH  
VOH@MAX = 3.135 V  
VOL @ MIN = 1.95 V  
mA  
mA  
mA  
V/ns  
V/ns  
%
1
1
IOL  
VOL @ MAX = 0.4 V  
38  
4
1
Rising Edge Slew Rate  
Falling Edge Slew Rate  
Duty Cycle  
tSLR  
tFLR  
dt1  
Measured from 0.8 to 2.0 V  
Measured from 2.0 to 0.8 V  
1
1
1
4
1
1
VT = 1.5 V  
VT = 1.5 V  
VT = 1.5 V  
VT = 1.5 V  
45  
55  
Skew  
tskew  
tdelay  
1
250  
ps  
ps  
ps  
Intentional PCI-PCI delay  
Jitter, Cycle to cycle  
1,9  
1
200 nominal  
500  
tjcyc-cyc  
IDT CONFIDENTIAL  
14  
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
ELECTRICAL CHARACTERISTICS - USB48MHZ  
NOTES  
PARAMETER  
Long Accuracy  
Clock period  
SYMBOL  
ppm  
CONDITIONS  
MIN  
-100  
MAX  
100  
UNITS  
ppm  
ns  
see Tperiod min-max values  
48.00MHz output nominal  
1,2  
2
Tperiod  
20.83125  
20.83542  
Absolute min/max period  
Tabs  
48.00MHz output nominal  
20.48130  
2.4  
21.18540  
ns  
2
1
Output High Voltage  
Output Low Voltage  
VOH  
VOL  
IOH = -1 mA  
IOL = 1 mA  
V
V
1
0.4  
-23  
V
OH @MIN = 1.0 V  
VOH@MAX = 3.135 V  
OL @ MIN = 1.95 V  
OL @ MAX = 0.4 V  
-29  
29  
mA  
mA  
1
Output High Current  
Output Low Current  
IOH  
1
V
mA  
mA  
V/ns  
V/ns  
%
1
IOL  
V
27  
2
1
Rising Edge Slew Rate  
Falling Edge Slew Rate  
Duty Cycle  
tSLR  
tFLR  
Measured from 0.8 to 2.0 V  
Measured from 2.0 to 0.8 V  
1
1
1
2
1
dt1  
1
VT = 1.5 V  
VT = 1.5 V  
45  
55  
Jitter, Cycle to cycle  
1
tjcyc-cyc  
350  
ps  
ELECTRICAL CHARACTERISTICS - SMBUS INTERFACE  
PARAMETER  
SMBus Voltage  
SYMBOL  
VDD  
CONDITIONS  
MIN  
2.7  
MAX  
5.5  
UNITS Notes  
V
V
1
1
Low-level Output Voltage  
VOLSMB  
@ IPULLUP  
0.4  
Current sinking at  
VOLSMB = 0.4 V  
SCLK/SDATA  
IPULLUP  
TRI2C  
SMB Data Pin  
4
mA  
ns  
1
1
1
1
(Max VIL - 0.15) to  
(Min VIH + 0.15)  
(Min VIH + 0.15) to  
(Max VIL - 0.15)  
1000  
300  
Clock/Data Rise Time  
SCLK/SDATA  
Clock/Data Fall Time  
Maximum SMBus Operating  
Frequency  
TFI2C  
ns  
FSMBUS  
Block Mode  
100  
kHz  
IDT CONFIDENTIAL  
15  
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
ELECTRICAL CHARACTERISTICS - REF-14.318MHZ  
PARAMETER  
Long Accuracy  
SYMBOL  
ppm  
CONDITIONS  
see Tperiod min-max values  
14.318MHz output nominal  
14.318MHz output nominal  
IOH = -1 mA  
MIN  
-300  
MAX  
300  
UNITS Notes  
ppm  
ns  
ns  
V
1,2  
2
Clock period  
Tperiod  
Tabs  
69.8203  
69.8203  
2.4  
69.8622  
70.86224  
Absolute min/max period  
Output High Voltage  
Output Low Voltage  
2
VOH  
1
VOL  
IOL = 1 mA  
0.4  
-33  
V
1
VOH @MIN = 1.0 V,  
Output High Current  
Output Low Current  
IOH  
IOL  
-33  
30  
mA  
mA  
1
1
V
OH@MAX = 3.135 V  
VOL @MIN = 1.95 V,  
VOL @MAX = 0.4 V  
38  
Rising Edge Slew Rate  
Falling Edge Slew Rate  
Duty Cycle  
tSLR  
tFLR  
Measured from 0.8 to 2.0 V  
1
1
4
4
V/ns  
V/ns  
%
1
1
1
1
Measured from 2.0 to 0.8 V  
VT = 1.5 V  
dt1  
45  
55  
Jitter  
tjcyc-cyc  
VT = 1.5 V  
1000  
ps  
Notes on Electrical Characteristics:  
1Guaranteed by design and characterization, not 100% tested in production.  
2 Slew rate measured through Vswing centered around differential zero  
3 Vxabs is defined as the voltage where CLK = CLK#  
4 Only applies to the differential rising edge (CLK rising and CLK# falling)  
5 Defined as the total variation of all crossing voltages of CLK rising and CLK# falling. Matching applies to rising edge rate of CLK and falling  
edge of CLK#. It is measured using a +/-75mV window centered on the average cross point where CLK meets CLK#.  
6 All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REFOUT is at 14.31818MHz  
7 Operation under these conditions is neither implied, nor guaranteed.  
8 Maximum input voltage is not to exceed maximum VDD  
9 See PCI Clock-to-Clock Delay Figure  
10 SRC 3,4,6,7, are 0 ps nominal interpair skew  
IDT CONFIDENTIAL  
16  
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
PCISTOPFUNCTIONALITY  
PCI_STOP#  
SRC  
Normal  
High  
SRC#  
Normal  
Low  
PCI  
33MHz  
Low  
1
0
PCI_STOP# ASSERTION (TRANSITION FROM ‘1’ TO ‘0’)  
tSU  
PCI_STOP#  
PCIF5 33MHz  
PCI[4:0] 33MHz  
SRC 100MHz  
SRC# 100MHz  
PCI_STOP# - DE-ASSERTION (TRANSITION FROM '0' TO '1')  
tSU  
tDRIVE_SRC  
PCI_STOP#  
PCIF5 33MHz  
PCI[4:0] 33MHz  
SRC 100MHz  
SRC# 100MHz  
IDT CONFIDENTIAL  
17  
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
CPUSTOPFUNCTIONALITY  
The CPU_STOP# signal is an active low input controlling the CPU outputs. This signal can be asserted asynchronously.  
CPU_STOP#  
CPU  
Normal  
High  
CPU#  
Normal  
Low  
1
0
CPU_STOP# ASSERTION (TRANSITION FROM ‘1’ TO ‘0’)  
AssertingCPU_STOP#pinstopsallCPUoutputsthataresettobestoppableaftertheirnexttransition.WhentheSMBusCPU_STOPtri-statebitcorresponding  
totheCPUoutputofinterestisprogrammedtoa0’,CPUoutputwillstopCPU_True=HighandCPU_Complement=Low.WhentheSMBusCPU_STOP#  
tri-statebitcorrespondingtotheCPUoutputofinterestisprogrammedtoa1’,CPUoutputswillbetri-stated.  
CPU_STOP#  
CPU  
CPU#  
CPU_STOP# - DE-ASSERTION (TRANSITION FROM ‘0’ TO ‘1’)  
Withthede-assertionofCPU_STOP#allstoppedCPUoutputswillresumewithoutaglitch.Themaximumlatencyfromthede-assertiontoactiveoutputs  
istwotosixCPUclockperiods.Ifthecontrolregistertristatebitcorrespondingtotheoutputofinterestisprogrammedto1’,thenthestoppedCPUoutputswill  
be driven High within 10nS of CPU_STOP# de-assertion to a voltage greater than 200mV.  
CPU_STOP#  
CPU  
CPU#  
CPU Internal  
tDRIVE_CPU_Stop  
10nS > 200mV  
IDT CONFIDENTIAL  
18  
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
PD#ASSERTION  
PD#  
CPU 133MHz  
CPU# 133MHz  
SRC 100MHz  
SRC# 100MHz  
USB 48MHz  
PCI 33MHz  
REF 14.31818  
PD#DE-ASSERTION  
tSTABLE <1.8mS  
PD#  
CPU 133MHz  
CPU# 133MHz  
SRC 100MHz  
SRC# 100MHz  
USB 48MHz  
PCI 33MHz  
REF 14.31818  
IDT CONFIDENTIAL  
19  
IDTCV193  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
COMMERCIALTEMPERATURERANGE  
TSSOPPACKAGEDIMENSIONS  
6.10 mm. Body, 0.50 mm. Pitch TSSOP  
(240 mil) (20 mil)  
In Millimeters  
COMMON DIMENSIONS  
In Inches  
COMMON DIMENSIONS  
c
N
SYMBOL  
MIN  
--  
0.05  
0.80  
0.17  
0.09  
MAX  
1.20  
0.15  
1.05  
0.27  
0.20  
MIN  
--  
.002  
.032  
.007  
.0035  
MAX  
.047  
.006  
.041  
.011  
.008  
A
A1  
A2  
b
L
E1  
E
INDEX  
AREA  
c
D
E
SEE VARIATIONS  
8.10 BASIC  
SEE VARIATIONS  
0.319 BASIC  
E1  
e
L
N
α
6.00  
0.50 BASIC  
0.45  
SEE VARIATIONS  
0°  
--  
6.20  
.236  
0.020 BASIC  
.018 .030  
SEE VARIATIONS  
.244  
1
2
0.75  
α
D
8°  
0.10  
0°  
--  
8°  
.004  
aaa  
VARIATIONS  
D mm.  
D (inch)  
A
N
A22  
MIN  
16.90  
MAX  
17.10  
MIN  
.665  
MAX  
.673  
64  
A11  
- C -  
Reference Doc.: JEDEC Publication 95, MO-153  
10-0039  
e
SEEAATIINNGG  
PLLAANNEE  
b
aaa  
C
ORDERINGINFORMATION  
IDTCV  
XXXX  
XXX  
XX  
X
X
Device Type  
Revision Package  
Grade  
T/R  
CommercialTemperatureRange  
Blank  
(0°Cto+70°C)  
Designation for tape and reel packaging  
8
Shrink Small Outline Package - Green  
Thin Shrink Small Outline Package - Green  
PVG  
PAG  
C
RevisionDesignator  
Programmable FlexPC Clock for P4 Processor  
193  
IDT CONFIDENTIAL  
20  
IDTCV193  
COMMERCIALTEMPERATURERANGE  
PROGRAMMABLEFLEXPCCLOCKFORP4PROCESSOR  
REVISION HISTORY  
August 15, 2007  
August 21, 2007  
December 07, 2007  
April 08, 2008  
Initial Release.  
Updated Pinout/Pin Description (pages 2-4). Added Sata_Sel Table (page 5). Updated SMBus (pages 7-12).  
Updated Byte 18 (pg. 12).  
Updated VDDxxx_IO supply voltage (pg. 13).  
April 24, 2008  
Fixed Ordering Information (pg. 20).  
June 24, 2008  
Added tape and reel ordering information (page 20)  
Corrected typo on pins 55 and 56 pin description (page 4)  
Updated Byte 1 (page 7).  
October 20, 2008  
April 8, 2009  
Updated Input/Supply Common Output Parameters table.  
CORPORATE HEADQUARTERS  
6024 Silver Creek Valley Road  
San Jose, CA 95138  
for SALES:  
for Tech Support:  
pcclockhelp@idt.com  
800-345-7015 or 408-284-8200  
fax: 408-284-2775  
www.idt.com  
IDT CONFIDENTIAL  
21  

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