參數(shù)資料
型號: HYS6472V4200GU
廠商: SIEMENS AG
英文描述: Network Cable Assembly; Connector Type A:T568A/B Modular Plug; Connector Type B:T568A/B Modular Plug; Cable Length:25ft; Approval Categories:Augmented Category 6 standards; cord color per TIA/EIA-606 standard RoHS Compliant: Yes
中文描述: 3.3 4米× 64/72-Bit一銀行內(nèi)存模塊3.3 8米× 64/72-Bit 2銀行內(nèi)存模塊
文件頁數(shù): 8/15頁
文件大?。?/td> 76K
代理商: HYS6472V4200GU
HYS64(72)V4200/8220GU
SDRAM-Modules
Semiconductor Group
8
AC Characteristics
3)4)
T
A
= 0 to 70
°
C;
V
SS
= 0 V;
V
CC
= 3.3 V
±
0.3 V,
t
T
= 1 ns
Parameter
Symbol
Limit Values
Unit
Note
-8
PC100-222
-8B
PC100-323
-10
PC66
min.
max.
min.
max.
min.
max.
Clock and Clock Enable
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
t
CK
10
10
10
12
10
15
ns
ns
System Frequency
CAS Latency = 3
CAS Latency = 2
f
CK
100
100
100
83
100
66
MHz
MHz
Clock Access Time
CAS Latency = 3
CAS Latency = 2
t
AC
6
6
6
7
8
9
ns
ns
4,5)
Clock High Pulse Width
t
CH
t
CL
t
CS
t
CH
t
CKSP
3
3
3.5
ns
6)
Clock Low Pulse Width
3
3
3.5
ns
6)
Input Setup time
2
2
3
ns
7)
Input Hold Time
1
1
1
ns
7)
CKE Setup Time
2.5
2.5
3
ns
8)
CKE Setup Time
(Self Refresh Exit)
t
CKSR
8
10
8
ns
9)
Transition time (rise and fall)
t
T
1
1
1
ns
Common Parameters
RAS to CAS delay
t
RCD
t
RP
t
RAS
t
RC
t
RRD
t
CCD
20
20
30
ns
Precharge Time
20
30
30
ns
Active Command Period
50
100k
60
80
100k
70
80
100k ns
Cycle Time
70
ns
Bank to Bank Delay Time
16
20
20
ns
CAS to CAS delay time (same
bank)
1
1
1
CLK
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PDF描述
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