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參數(shù)資料
| 型號(hào)： | HYS 72V64220GU |
| 廠商： | SIEMENS AG |
| 英文描述： | 3.3 V 64M 72-Bit SDRAM Modules(3.3 V 64M 64/72-Bit 2 個(gè)存儲(chǔ)體的 SDRAM 模塊) |
| 中文描述： | 3.3伏6400 72位SDRAM模塊（3.3伏6400 64/72-Bit 2個(gè)存儲(chǔ)體的內(nèi)存模塊） |
| 文件頁數(shù)： | 10/17頁 |
| 文件大小： | 131K |
| 代理商： | HYS 72V64220GU |
HYS 64/72V64220GU
SDRAM-Modules
Data Book
10
3.00
AC Characteristics
3), 4)
T
A
= 0 to 70
°
C;
V
SS
= 0 V;
V
DD
= 3.3 V
±
0.3 V,
t
T
= 1 ns
Parameter
Symbol
Limit Values
Unit
Note
-8A
PC100-322
-8B
PC100-323
min.
max.
min.
max.
Clock and Access Time
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
t
CK
10
12
–
–
10
15
–
–
ns
ns
–
System Frequency
CAS Latency = 3
CAS Latency = 2
f
CK
–
–
100
83
–
–
100
66
MHz
MHz
–
Access Time from Clock
CAS Latency = 3
CAS Latency = 2
t
AC
–
–
6
6
–
–
6
7
ns
ns
4), 5)
Clock High Pulse Width
t
CH
t
CL
3
–
3
–
ns
6)
Clock Low Pulse Width
3
–
3
–
ns
6)
Setup and Hold Parameters
Input Setup Time
t
IS
t
IH
t
SB
t
PDE
t
RSC
t
T
2
–
2
–
ns
7)
Input Hold Time
1
–
1
–
ns
7)
Power Down Mode Entry Time
–
1
–
1
CLK
8)
Power Down Mode Exit Setup Time
1
–
1
–
CLK
9)
Mode Register Setup Time
2
–
2
–
CLK
–
Transition Time (rise and fall)
1
–
1
–
ns
–
Common Parameters
Row to Column Delay Time
t
RCD
t
RP
t
RAS
t
RC
t
RRD
20
–
20
–
ns
–
Row Precharge Time
20
–
30
–
ns
–
Row Active Time
50
100k
60
100k
ns
–
Row Cycle Time
70
–
80
–
ns
–
Activate (a) to Activate (b) Command
Period
16
–
20
–
ns
–
CAS(a) to CAS(b) Command Period
t
CCD
1
–
1
–
CLK
–
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| HYS72V64220GU-7.5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x72 SDRAM Module |
| HYS72V64220GU-7.5-C2 | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:SDRAM|64MX72|CMOS|DIMM|168PIN|PLASTIC |
| HYS72V64220GU-7.5-D | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:SDRAM|64MX72|CMOS|DIMM|168PIN|PLASTIC |
| HYS72V64220GU-75-C2 | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:3.3 V 64M x 64/72-Bit, 512MByte SDRAM Modules 168-pin Unbuffered DIMM Modules |
| HYS72V64220GU-75-D | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:3.3 V 64M x 64/72-Bit, 512MByte SDRAM Modules 168-pin Unbuffered DIMM Modules |
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