MOSEL VITELIC
V437316S04V
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.
5
tCL
Clock Low Pulse Width
6
tT
Transition Tim
Setup and Hold Times
2.5
–
2.5
–
2.5
–
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
–
1.5
–
0.8
–
0.8
–
0.8
–
1.5
–
1.5
–
1.5
–
0.8
–
0.8
–
0.8
–
15
–
15
–
15
–
0
7.5
0
7.5
0
7.5
13
tRCD
Row to Column Delay Time
15
–
20
–
20
–
14
tRP
Row Precharge Time
20
–
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
–
15
–
20
–
Period
18
tCCD
CAS(a) to CAS(b) Command Period
1
–
1
–
1
–
Refresh Cycle
19
tREF
20
tSREX
Read Cycle
Refresh Period (4096 cycles)
Self Refresh Exit Time
—
64
—
64
—
64
10
—
10
—
10
—
21
tOH
Data Out Hold Time
3
–
3
–
3
–
22
tLZ
Data Out to Low Impedance Time
0
–
0
–
0
–
23
tHZ
Data Out to High Impedance Time
3
7.5
3
7.5
3
8
24
tDQZ
DQM Data Out Disable Latency
2
–
2
–
2
–
Write Cycle
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
CLK
ms
ns
ns
ns
ns
CLK
CLK
CLK
Note
5
5
5
5
6
6
6
6
6
2
7
V437316S04V Rev. 1.0 December 2001
8