V437332S04VXTG-75PC 查看數據表（PDF） - Mosel Vitelic, Corp
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V437332S04VXTG-75PC
Mosel Vitelic, Corp
V437332S04VXTG-75PC Datasheet PDF : 12 Pages
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MOSEL VITELIC
V437332S04V
AC Characteristics
TA = 0° to 70°C; VSS = 0V; VCC = 3.3V ± 0.3V, tT = 1 ns (Continued)
Limit Values
-75PC
-75
-10PC
# Symbol Parameter
Min. Max. Min. Max. Min. Max.
3
tAC
Access Time from Clock
CAS Latency = 3
CAS Latency = 2
–
5.4
–
5.4
–
6.0
_
6.0
_
6.0
_
6.0
4
tCH
Clock High Pulse Width
5
tCL
Clock Low Pulse Width
6
tT
Transition Tim
Setup and Hold Times
2.5
–
2.5
–
3
–
2.5
–
2.5
–
3
–
1
–
1
–
1
–
7
tIS
Input Setup Time
8
tIH
Input Hold Time
9
tCKS
Input Setup Time
10
tCKH
CKE Hold Time
11
tRSC
Mode Register Set-up Time
12
tSB
Power Down Mode Entry Time
Common Parameters
1.5
–
1.5
–
2
–
0.8
–
0.8
–
1
–
1.5
–
1.5
–
2
–
0.8
–
0.8
–
1
–
15
–
20
–
20
–
0
7.5
0
7.5
0
10
13
tRCD
Row to Column Delay Time
15
–
20
–
20
–
14
tRP
Row Precharge Time
15
–
20
–
20
–
15
tRAS
Row Active Time
42 100K 45 100K 45 100K
16
tRC
Row Cycle Time
60
–
70
–
70
–
17
tRRD
Activate(a) to Activate(b) Command
14
Period
–
15
–
20
–
18
tCCD
CAS(a) to CAS(b) Command Period
1
Refresh Cycle
–
1
–
1
–
19
tREF
20
tSREX
Read Cycle
Refresh Period (4096 cycles)
Self Refresh Exit Time
—
64
—
64
—
64
10
—
10
—
10
—
21
tOH
22
tLZ
23
tHZ
24
tDQZ
Write Cycle
Data Out Hold Time
Data Out to Low Impedance Time
Data Out to High Impedance Time
DQM Data Out Disable Latency
2.7
–
1
–
3
7.5
–
2
3
–
3
–
1
–
1
–
3
7.5
3
7.5
–
2
–
2
25
tWR
Write Recovery Time
26
tDQW
DQM Write Mask Latency
2
–
2
–
1
–
0
–
0
–
0
–
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CLK
ms
ns
ns
ns
ns
CLK
CLK
CLK
Note
2, 4
5
5
5
5
6
6
6
6
6
2
7
V437332S04V Rev. 1.0 December 2001
8
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