HYM71V32C735AT4-K [ETC]

x72 SDRAM Module ; X72 SDRAM模块\n
HYM71V32C735AT4-K
型号: HYM71V32C735AT4-K
厂家: ETC    ETC
描述:

x72 SDRAM Module
X72 SDRAM模块\n

动态存储器
文件: 总14页 (文件大小:223K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
32Mx72 bits  
PC133 SDRAM Registered DIMM  
with PLL, based on 32Mx4 SDRAM with LVTTL, 4 banks & 4K Refresh  
HYM71V32C735AT4 Series  
DESCRIPTION  
The Hynix HYM71V32C735AT4 Series are 32Mx72bits ECC Synchronous DRAM Modules. The modules are composed of eighteen  
32Mx4bits CMOS Synchronous DRAMs in 400mil 54pin TSOP-II package, one 2Kbit EEPROM in 8pin TSSOP package on a 168pin  
glass-epoxy printed circuit board. One 0.22uF and one 0.0022uF decoupling capacitors per each SDRAM are mounted on the PCB.  
The Hynix HYM71V32C735AT4 Series are Dual In-line Memory Modules suitable for easy interchange and addition of 256Mbytes  
memory. The Hynix HYM71V32C735AT4 Series are fully synchronous operation referenced to the positive edge of the clock . All  
inputs and outputs are synchronized with the rising edge of the clock input. The data paths are internally pipelined to achieve very high  
bandwidth.  
FEATURES  
PC133/PC100MHz support  
SDRAM internal banks : four banks  
Module bank : one physical bank  
Auto refresh and self refresh  
168pin SDRAM Registered DIMM  
Serial Presence Detect with EEPROM  
1.70” (43.18mm) Height PCB with double sided  
components  
4096 refresh cycles / 64ms  
Programmable Burst Length and Burst Type  
- 1, 2, 4 or 8 or Full page for Sequential Burst  
- 1, 2, 4 or 8 for Interleave Burst  
Single 3.3±0.3V power supply  
All device pins are compatible with LVTTL interface  
Data mask function by DQM  
Programmable CAS Latency ; 2, 3 Clocks  
ORDERING INFORMATION  
Clock  
Frequency  
Internal  
Bank  
SDRAM  
Package  
Part No.  
Ref.  
Power  
Plating  
HYM71V32C735AT4-K  
HYM71V32C735AT4-H  
133MHz  
4 Banks  
4K  
Normal  
TSOP-II  
Gold  
This document is a general product description and is subject to change without notice. Hyundai Electronics does not assume any responsibility for use of  
circuits described. No patent licenses are implied.  
Rev. 1.3/Sep. 01  
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
PIN DESCRIPTION  
PIN  
PIN NAME  
Clock Inputs  
DESCRIPTION  
The system clock input. All other inputs are registered to the SDRAM on the  
rising edge of CLK  
CK0~CK3  
Controls internal clock signal and when deactivated, the SDRAM will be one  
of the states among power down, suspend or self refresh  
CKE0  
Clock Enable  
/S0, /S2  
BA0, BA1  
Chip Select  
Enables or disables all inputs except CK, CKE and DQM  
Selects bank to be activated during /RAS activity  
Selects bank to be read/written during /CAS activity  
SDRAM Bank Address  
Row Address : RA0 ~ RA11, Column Address : CA0 ~ CA9, CA11  
Auto-precharge flag : A10  
A0 ~ A11  
Address  
Row Address Strobe, Column  
Address Strobe, Write Enable  
/RAS, /CAS and /WE define the operation  
Refer function truth table for details  
/RAS, /CAS, /WE  
REGE  
Register Enable pin which permits the DIMM to operateion in Buffered Mode  
when REGE input is Low, in Registered Mode when REGE input is High  
Register Enable  
DQM0~DQM7  
DQ0 ~ DQ63  
CB0 ~ CB7  
VCC  
Data Input/Output Mask  
Data Input/Output  
Check Bit Input/Output  
Power Supply (3.3V)  
Ground  
Controls output buffers in read mode and masks input data in write mode  
Multiplexed data input / output pin  
Check bits for ECC  
Power supply for internal circuits and input buffers  
Ground  
VSS  
SCL  
SPD Clock Input  
Serial Presence Detect Clock input  
Serial Presence Detect Data input/output  
Serial Presence Detect Address Input  
Write Protect for Serial Presence Detect on DIMM  
No connection  
SDA  
SPD Data Input/Output  
SPD Address Input  
Write Protect for SPD  
No Connection  
SA0~2  
WP  
NC  
Rev. 1.3/Sep. 01  
3
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
PIN ASSIGNMENTS  
FRONT SIDE  
BACK SIDE  
FRONT SIDE  
BACK SIDE  
PIN NO.  
NAME  
PIN NO.  
NAME  
PIN NO.  
NAME  
PIN NO.  
NAME  
1
2
VSS  
DQ0  
DQ1  
DQ2  
DQ3  
VCC  
DQ4  
DQ5  
DQ6  
DQ7  
85  
86  
87  
88  
89  
90  
91  
92  
93  
94  
VSS  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
53  
54  
55  
56  
57  
58  
59  
60  
61  
62  
63  
64  
65  
66  
67  
68  
69  
70  
71  
72  
73  
74  
75  
76  
77  
78  
79  
80  
81  
82  
83  
84  
VCC  
CK0  
125  
126  
127  
128  
129  
130  
131  
132  
133  
134  
135  
136  
137  
138  
139  
140  
141  
142  
143  
144  
145  
146  
147  
148  
149  
150  
151  
152  
153  
154  
155  
156  
157  
158  
159  
160  
161  
162  
163  
164  
165  
166  
167  
168  
*CK1  
NC  
DQ32  
DQ33  
DQ34  
DQ35  
VCC  
3
VSS  
NC  
VSS  
4
CKE0  
NC  
5
/S2  
6
DQM2  
DQM3  
NC  
DQM6  
DQM7  
NC  
7
DQ36  
DQ37  
DQ38  
DQ39  
8
9
VCC  
NC  
VCC  
NC  
10  
NC  
NC  
Architecture Key  
CB2  
CB6  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
DQ8  
VSS  
DQ9  
DQ10  
DQ11  
DQ12  
DQ13  
VCC  
DQ14  
DQ15  
CB0  
CB1  
VSS  
NC  
95  
DQ40  
VSS  
DQ41  
DQ42  
DQ43  
DQ44  
DQ45  
VCC  
DQ46  
DQ47  
CB4  
CB5  
VSS  
NC  
CB3  
CB7  
96  
VSS  
DQ16  
DQ17  
DQ18  
DQ19  
VCC  
DQ20  
NC  
VSS  
97  
DQ48  
DQ49  
DQ50  
DQ51  
VCC  
DQ52  
NC  
98  
99  
100  
101  
102  
103  
104  
105  
106  
107  
108  
109  
110  
111  
112  
113  
114  
115  
116  
117  
118  
119  
120  
121  
122  
123  
124  
NC  
NC  
NC  
REGE  
VSS  
VSS  
DQ21  
DQ22  
DQ23  
VSS  
DQ24  
DQ25  
DQ26  
DQ27  
VCC  
DQ28  
DQ29  
DQ30  
DQ31  
VSS  
*CK2  
NC  
DQ53  
DQ54  
DQ55  
VSS  
NC  
NC  
VCC  
/WE  
DQM0  
DQM1  
/S0  
VCC  
/CAS  
DQM4  
DQM5  
NC  
DQ56  
DQ57  
DQ58  
DQ59  
VCC  
DQ60  
DQ61  
DQ62  
DQ63  
VSS  
NC  
/RAS  
VSS  
A1  
VSS  
A0  
A2  
A3  
A4  
A5  
A6  
A7  
A8  
A9  
*CK3  
NC  
A10/AP  
BA1  
VCC  
BA0  
A11  
WP  
SA0  
VCC  
SDA  
SCL  
SA1  
SA2  
Voltage Key  
VCC  
VCC  
Note : * CK1 ~ CK3 are connected with termination R/C (Refer to the block diagram)  
Rev. 1.3/Sep. 01  
4
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
BLOCK DIAGRAM  
Note : 1. The serial resistor values of DQs are 10ohms  
2. The padding capacitance of termination R/C for CK1~CK3 is 12pF  
Rev. 1.3/Sep. 01  
5
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
SERIAL PRESENCE DETECT  
FUNCTION  
VALUE  
BYTE  
NUMBER  
FUNCTION  
DESCRIPTION  
NOTE  
-K  
-H  
-K  
-H  
# of Bytes Written into Serial Memory at Module  
Manufacturer  
BYTE0  
128 Bytes  
80h  
BYTE1  
BYTE2  
BYTE3  
BYTE4  
BYTE5  
BYTE6  
BYTE7  
BYTE8  
BYTE9  
BYTE10  
BYTE11  
Total # of Bytes of SPD Memory Device  
256 Bytes  
SDRAM  
12  
08h  
04h  
0Ch  
0Bh  
01h  
48h  
00h  
01h  
Fundamental Memory Type  
# of Row Addresses on This Assembly  
# of Column Addresses on This Assembly  
# of Module Banks on This Assembly  
Data Width of This Assembly  
1
11  
1 Bank  
72 Bits  
-
Data Width of This Assembly (Continued)  
Voltage Interface Standard of This Assembly  
SDRAM Cycle Time @/CAS Latency=3  
Access Time from Clock @/CAS Latency=3  
DIMM Configuration Type  
LVTTL  
7.5ns  
5.4ns  
7.5ns  
5.4ns  
75h  
54h  
75h  
54h  
ECC  
02h  
80h  
15.625us  
/ Self Refresh Supported  
BYTE12  
Refresh Rate/Type  
BYTE13  
BYTE14  
Primary SDRAM Width  
x4  
x4  
04h  
04h  
Error Checking SDRAM Width  
Minimum Clock Delay Back to Back Random Column  
Address  
BYTE15  
tCCD = 1 CLK  
01h  
BYTE16  
BYTE17  
BYTE18  
BYTE19  
BYTE20  
BYTE21  
Burst Lenth Supported  
1,2,4,8,Full Page  
4 Banks  
8Fh  
04h  
06h  
01h  
01h  
1Fh  
2
# of Banks on Each SDRAM Device  
SDRAM Device Attributes, /CAS Lataency  
SDRAM Device Attributes, /CS Lataency  
SDRAM Device Attributes, /WE Lataency  
SDRAM Module Attributes  
/CAS Latency=2,3  
/CS Latency=0  
/WE Latency=0  
Registered/Buffered inputs, with PLL  
+/- 10% voltage tolerence, Burst Read  
Single Bit Write, Precharge All, Auto  
Precharge, Early RAS Precharge  
BYTE22  
SDRAM Device Attributes, General  
0Eh  
BYTE23  
BYTE24  
BYTE25  
BYTE26  
BYTE27  
BYTE28  
BYTE29  
BYTE30  
BYTE31  
BYTE32  
BYTE33  
BYTE34  
BYTE35  
SDRAM Cycle Time @/CAS Latency=2  
Access Time from Clock @/CAS Latency=2  
SDRAM Cycle Time @/CAS Latency=1  
Access Time from Clock @/CAS Latency=1  
Minimum Row Precharge Time (tRP)  
Minimum Row Active to Row Active Delay (tRRD)  
Minimum /RAS to /CAS Delay (tRCD)  
Minimum /RAS Pulse Width (tRAS)  
Module Bank Density  
7.5ns  
5.4ns  
-
10ns  
6ns  
-
75h  
54h  
00h  
00h  
0Fh  
0Fh  
0Fh  
2Dh  
A0h  
60h  
00h  
00h  
14h  
0Fh  
14h  
2Dh  
-
-
15ns  
15ns  
15ns  
45ns  
20ns  
15ns  
20ns  
45ns  
256MB  
40h  
Command and Address Signal Input Setup Time  
Command and Address Signal Input Hold Time  
Data Signal Input Setup Time  
1.5ns  
0.8ns  
1.5ns  
0.8ns  
1.5ns  
0.8ns  
1.5ns  
0.8ns  
15h  
08h  
15h  
08h  
15h  
08h  
15h  
08h  
Data Signal Input Hold Time  
BYTE36  
~61  
Superset Information (may be used in future)  
-
00h  
12h  
BYTE62  
BYTE63  
BYTE64  
SPD Revision  
Intel SPD 1.2B  
-
3, 8  
Checksum for Byte 0~62  
Manufacturer JEDEC ID Code  
B8h  
F9h  
Hynix JEDED ID  
Unused  
ADh  
FFh  
BYTE65  
~71  
....Manufacturer JEDEC ID Code  
HSI (Korea Area)  
HSA (United States Area)  
HSE (Europe Area)  
HSJ (Japan Area)  
Singapore  
0*h  
1*h  
2*h  
3*h  
4*h  
5*h  
BYTE72  
Manufacturing Location  
10  
ASIA Area  
Rev. 1.3/Sep. 01  
6
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
Continued  
FUNCTION  
VALUE  
BYTE  
NUMBER  
FUNCTION  
DESCRIPTION  
NOTE  
-K  
-K  
-H  
-H  
BYTE73  
BYTE74  
BYTE75  
BYTE76  
BYTE77  
BYTE78  
BYTE79  
BYTE80  
BYTE81  
BYTE82  
BYTE83  
BYTE84  
BYTE85  
BYTE86  
Manufacturer’s Part Number (Component)  
Manufacturer’s Part Number (128Mb based)  
Manufacturer’s Part Number (Voltage Interface)  
Manufacturer’s Part Number (Memory Width)  
....Manufacturer’s Part Number (Memory Width)  
Manufacturer’s Part Number (Module Type)  
Manufacturer’s Part Number (Data Width)  
....Manufacturer’s Part Number (Data Width)  
Manufacturer’s Part Number (Refresh, SDRAM Bank)  
Manufacturer’s Part Number (Generation)  
Manufacturer’s Part Number (Package Type)  
Manufacturer’s Part Number (Component Configuration)  
Manufacturer’s Part Number (Hyphen)  
7 (SDRAM)  
37h  
31h  
56h  
33h  
32h  
43h  
37h  
33h  
35h  
41h  
54h  
34h  
2Dh  
4, 5  
4, 5  
4, 5  
4, 5  
4, 5  
1
V (3.3V, LVTTL)  
3
2
C (RCC Registered with PLL)  
7
4, 5  
4, 5  
4, 5  
4, 5  
4, 5  
4, 5  
4, 5  
4, 5  
3
5 (4K Refresh, 4Banks)  
A
T
4 (x4 based)  
- (Hyphen)  
Manufacturer’s Part Number (Min. Cycle Time)  
K
H
4Bh  
48h  
BYTE87  
~90  
Manufacturer’s Part Number  
Blanks  
20h  
4, 5  
BYTE91  
BYTE92  
BYTE93  
BYTE94  
Revision Code (for Component)  
....Revision Code (for PCB)  
Manufacturing Date  
Process Code  
Process Code  
Work Week  
Year  
-
-
-
-
4, 6  
4, 6  
3, 6  
3, 6  
....Manufacturing Date  
BYTE95  
~98  
BYTE99  
~125  
Assembly Serial Number  
Serial Number  
None  
-
6
Manufacturer Specific Data (may be used in future)  
00h  
BYTE126  
BYTE127  
Reserved  
Reserved  
100MHz  
7, 8, 9  
7, 8, 9  
64h  
8Fh  
Refer to Note7  
BYTE128  
~256  
Unused Storage Locations  
-
00h  
Note :  
1. The bank address is excluded  
2. 1, 2, 4, 8 for Interleave Burst Type  
3. BCD adopted  
4. ASCII adopted  
5. Basically Hynix writes Part No. except for ‘HYM’ in Byte 73~90 to use the limited 18 bytes from byte 73 to byte 90  
6. Not fixed but dependent  
7. CK0 connected to DIMM, TBD junction temp, CL2(3) support, Intel defined Concurrent Auto Precharge support  
8. Refer to the most recent Intel and JEDEC SPD Specification  
9. These values are applied to PC100 applications only per Intel PC SDRAM specification  
10. Refer to HSI Web site.  
Rev. 1.3/Sep. 01  
7
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
ABSOLUTE MAXIMUM RATINGS  
Parameter  
Symbol  
Rating  
Unit  
Ambient Temperature  
TA  
0 ~ 70  
-55 ~ 125  
-1.0 ~ 4.6  
-1.0 ~ 4.6  
50  
°C  
Storage Temperature  
TSTG  
°C  
Voltage on Any Pin relative to VSS  
Voltage on VDD relative to VSS  
Short Circuit Output Current  
Power Dissipation  
VIN, VOUT  
V
VDD, VDDQ  
IOS  
V
mA  
PD  
18  
W
Soldering Temperature Time  
TSOLDER  
260 10  
°C Sec  
Note : Operation at above absolute maximum rating can adversely affect device reliability.  
DC OPERATING CONDITION (TA=0 to 70°C)  
Parameter  
Symbol  
Min  
Typ  
Max  
Unit  
Note  
Power Supply Voltage  
Input High voltage  
Input Low voltage  
VDD, VDDQ  
VIH  
3.0  
2.0  
3.3  
3.0  
0
3.6  
VDDQ + 0.3  
0.8  
V
V
V
1
1,2  
1,3  
VIL  
-0.3  
Note :  
1.All voltages are referenced to VSS = 0V  
2.VIH(max) is acceptable 5.6V AC pulse width with <=3ns of duration.  
3.VIL(min) is acceptable -2.0V AC pulse width with <=3ns of duration.  
AC OPERATING TEST CONDITION (TA=0 to 70°C, VDD=3.3±0.3V, VSS=0V)  
Parameter  
Symbol  
Value  
Unit  
Note  
AC Input High / Low Level Voltage  
VIH / VIL  
Vtrip  
2.4/0.4  
1.4  
1
V
V
Input Timing Measurement Reference Level Voltage  
Input Rise / Fall Time  
tR / tF  
Voutref  
CL  
ns  
V
Output Timing Measurement Reference Level Voltage  
Output Load Capacitance for Access Time Measurement  
1.4  
50  
pF  
1
Note :  
1.Output load to measure access times is equivalent to two TTL gates and one capacitor (50pF). For details, refer to AC/DC output  
load circuit  
Rev. 1.3/Sep. 01  
8
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
CAPACITANCE (TA=25°C, f=1MHz)  
-K/H  
Unit  
Parameter  
Pin  
Symbol  
Min  
Max  
CK0  
CI1  
CI2  
CI3  
CI4  
CI5  
CI6  
CI/O  
-
-
-
-
-
-
-
30  
15  
15  
15  
15  
15  
15  
pF  
pF  
pF  
pF  
pF  
pF  
pF  
CKE0  
/S0, /S2  
Input Capacitance  
A0~11, BA0, BA1  
/RAS, /CAS, /WE  
DQM0~DQM7  
DQ0 ~ DQ63  
Data Input / Output Capacitance  
OUTPUT LOAD CIRCUIT  
Vtt=1.4V  
RT=250 Ω  
Output  
Output  
50pF  
50pF  
DC Output Load Circuit  
AC Output Load Circuit  
Rev. 1.3/Sep. 01  
9
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
DC CHARACTERISTICS I (TA=0 to 70°C, VDD=3.3±0.3V)  
Parameter  
Symbol  
Min.  
Max  
Unit  
Note  
Input Leakage Current  
Output Leakage Current  
Output High Voltage  
Output Low Voltage  
ILI  
-10  
-1  
10  
1
uA  
uA  
V
1
2
ILO  
VOH  
VOL  
2.4  
-
-
IOH = -4mA  
IOL = +4mA  
0.4  
V
Note :  
1.VIN = 0 to 3.6V, All other pins are not tested under VIN =0V  
2.DOUT is disabled, VOUT=0 to 3.6  
DC CHARACTERISTICS II  
Speed  
Parameter  
Symbol  
Test Condition  
Unit Note  
-K  
-H  
Burst length=1, One bank active  
tRC tRC(min), IOL=0mA  
Operating Current  
IDD1  
2700  
2400  
mA  
mA  
1
IDD2P  
CKE VIL(max), tCK = 15ns  
CKE VIL(max), tCK = ∞  
356  
356  
Precharge Standby Current  
in Power Down Mode  
IDD2PS  
CKE VIH(min), CS VIH(min), tCK = 15ns  
Input signals are changed one time during  
30ns. All other pins VDD-0.2V or 0.2V  
IDD2N  
760  
270  
Precharge Standby Current  
in Non Power Down Mode  
mA  
mA  
mA  
mA  
CKE VIH(min), tCK = ∞  
Input signals are stable.  
IDD2NS  
IDD3P  
CKE VIL(max), tCK = 15ns  
446  
216  
Active Standby Current  
in Power Down Mode  
IDD3PS CKE VIL(max), tCK = ∞  
CKE VIH(min), CS VIH(min), tCK = 15ns  
IDD3N  
Input signals are changed one time during  
30ns. All other pins VDD-0.2V or 0.2V  
1120  
810  
Active Standby Current  
in Non Power Down Mode  
CKE VIH(min), tCK = ∞  
Input signals are stable.  
IDD3NS  
IDD4  
CL=3  
3000  
3000  
5800  
3000  
2800  
4900  
Burst Mode Operating  
Current  
tCK tCK(min), IOL=0mA  
1
2
All banks active  
CL=2  
Auto Refresh Current  
Self Refresh Current  
IDD5  
IDD6  
tRRC tRRC(min), All banks active  
CKE 0.2V  
mA  
mA  
276  
Note :  
1. IDD1 and IDD4 depend on output loading and cycle rates. Specified values are measured with the output open  
2. Min. of tRRC (Refresh RAS cycle time) is shown at AC CHARACTERISTICS II  
3. All values are measured with Registered and PLL  
Rev. 1.3/Sep. 01  
10  
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
AC CHARACTERISTICS I (AC operating conditions unless otherwise noted)  
-K  
-H  
Parameter  
Symbol  
Unit  
Note  
Min  
7.5  
7.5  
2.5  
2.5  
-
Max  
Min  
7.5  
10  
2.5  
2.5  
-
Max  
CAS Latency = 3 tCK3  
CAS Latency = 2 tCK2  
System Clock  
Cycle Time  
1000  
1000  
ns  
1
Clock High Pulse Width  
Clock Low Pulse Width  
tCHW  
tCLW  
-
-
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
ns  
2
2
-
-
CAS Latency = 3 tAC3  
CAS Latency = 2 tAC2  
tOH  
5.4  
5.4  
Access Time  
From Clock  
3
-
5.4  
-
6
Data-Out Hold Time  
2.7  
1.5  
0.8  
1.5  
0.8  
1.5  
0.8  
1.5  
0.8  
1
-
2.7  
1.5  
0.8  
1.5  
0.8  
1.5  
0.8  
1.5  
0.8  
1
-
-
Data-Input Setup Time  
Data-Input Hold Time  
Address Setup Time  
Address Hold Time  
tDS  
-
2
2
2
2
2
2
2
2
tDH  
tAS  
-
-
-
-
tAH  
-
-
CKE Setup Time  
tCKS  
tCKH  
tCS  
-
-
CKE Hold Time  
-
-
-
Command Setup Time  
Command Hold Time  
CLK to Data Output in Low-Z Time  
-
tCH  
tOLZ  
-
-
-
-
CAS Latency = 3 tOHZ3  
CAS Latency = 2 tOHZ2  
2.7  
2.7  
5.4  
5.4  
2.7  
3
5.4  
6
CLK to Data  
Output in High-Z  
Time  
Note :  
1. In Registered DIMM, data is delayed an additional clock cycle due to the register (this is, Device CL + 1 = DIMM CL)  
2. Assume tR / tF (input rise and fall time ) is 1ns, If tR & tF > 1ns, then [(tR+tF)/2-1]ns should be added to the parameter  
3. Access times to be measured with input signals of 1v/ns edge rate, from 0.8v to 2.0v  
If tR > 1ns, then (tR/2-0.5)ns should be added to the parameter  
Rev. 1.3/Sep. 01  
11  
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
AC CHARACTERISTICS II  
-K  
-H  
Parameter  
Symbol  
Unit  
Note  
Min  
60  
60  
15  
45  
15  
15  
1
Max  
Min  
65  
65  
20  
45  
20  
15  
1
Max  
Operation  
Auto Refresh  
tRC  
-
-
ns  
ns  
RAS Cycle Time  
tRRC  
tRCD  
tRAS  
tRP  
-
-
RAS to CAS Delay  
RAS Active Time  
-
-
ns  
100K  
100K  
ns  
RAS Precharge Time  
-
-
-
-
ns  
RAS to RAS Bank Active Delay  
CAS to CAS Delay  
tRRD  
tCCD  
tWTL  
tDPL  
tDAL  
tDQZ  
tDQM  
tMRD  
ns  
-
-
CLK  
CLK  
CLK  
CLK  
CLK  
CLK  
CLK  
CLK  
CLK  
CLK  
CLK  
ms  
Write Command to Data-In Delay  
Data-In to Precharge Command  
Data-In to Active Command  
DQM to Data-Out Hi-Z  
0
-
0
-
1
1
1
1
1
-
1
-
4
-
5
-
2
-
2
-
DQM to Data-In Mask  
0
-
0
-
MRS to New Command  
2
-
2
-
CAS Latency = 3 tPROZ3  
CAS Latency = 2 tPROZ2  
4
-
4
-
Precharge to Data  
Output Hi-Z  
1
2
3
-
3
-
Power Down Exit Time  
Self Refresh Exit Time  
Refresh Time  
tPDE  
tSRE  
tREF  
1
-
1
-
1
-
1
-
-
64  
-
64  
Note :  
1. Timing delay due to the register is considered in a registered DIMM  
2. A new command can be given tRRC after self refresh exit  
Rev. 1.3/Sep. 01  
12  
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
DEVICE OPERATING OPTION TABLE  
HYM71V32C735AT4-K  
CAS Latency  
tRCD  
tRAS  
tRC  
tRP  
tAC  
tOH  
133MHz(7.5ns)  
125MHz(8ns)  
100MHz(10ns)  
2CLKs  
3CLKs  
2CLKs  
2CLKs  
3CLKs  
2CLKs  
6CLKs  
6CLKs  
5CLKs  
8CLKs  
9CLKs  
7CLKs  
2CLKs  
3CLKs  
2CLKs  
5.4ns  
6ns  
2.7ns  
3ns  
6ns  
3ns  
HYM71V32C735AT4-H  
CAS Latency  
3CLKs  
tRCD  
tRAS  
tRC  
tRP  
tAC  
tOH  
133MHz(7.5ns)  
125MHz(8ns)  
100MHz(10ns)  
3CLKs  
3CLKs  
2CLKs  
6CLKs  
6CLKs  
5CLKs  
9CLKs  
9CLKs  
7CLKs  
3CLKs  
3CLKs  
2CLKs  
5.4ns  
6ns  
2.7ns  
3ns  
3CLKs  
2CLKs  
6ns  
3ns  
Note : DIMM/CAS Latency = Device CL + 1 (Registered Mode)  
Rev. 1.3/Sep. 01  
13  
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
COMMAND TRUTH TABLE  
A10/  
AP  
Command  
Mode Register Set  
No Operation  
CKEn-1  
CKEn  
CS  
RAS  
CAS  
WE  
DQM  
ADDR  
BA  
Note  
H
H
H
H
X
X
X
X
L
H
L
L
X
H
L
L
X
H
H
L
X
H
H
X
X
X
X
OP code  
X
Bank Active  
L
RA  
V
V
Read  
L
L
L
H
H
L
L
L
H
L
CA  
CA  
X
Read with Autoprecharge  
Write  
H
L
H
H
X
X
X
V
Write with Autoprecharge  
Precharge All Banks  
Precharge selected Bank  
Burst Stop  
H
H
X
V
X
X
L
L
H
H
L
L
L
H
H
H
H
X
L
X
V
X
X
DQM  
X
X
Auto Refresh  
H
X
L
L
L
L
L
H
H
Burst-Read-Single-  
WRITE  
A9 Pin High  
(Other Pins OP code)  
H
H
L
X
X
Entry  
L
H
L
L
X
H
X
H
X
H
X
V
L
X
H
X
H
X
H
X
V
H
X
H
X
H
X
H
X
V
1
X
Self Refresh  
Exit  
L
H
L
H
L
X
X
X
H
L
Entry  
Precharge  
power down  
X
X
H
L
Exit  
H
H
L
Entry  
Exit  
H
L
L
X
X
Clock  
Suspend  
H
X
Note :  
1. Exiting Self Refresh occurs by asynchronously bringing CKE from low to high  
2. X = Dont care, H = Logic High, L = Logic Low. BA =Bank Address, RA = Row Address, CA = Column Address,  
Opcode = Operand Code, NOP = No Operation  
Rev. 1.3/Sep. 01  
14  
PC133 SDRAM Registered DIMM  
HYM71V32C735AT4 Series  
PACKAGE DEMENSION  
Rev. 1.3/Sep. 01  
15  

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