M48T08-150PC1TR STMICROELECTRONICS [STMicroelectronics], M48T08-150PC1TR Datasheet - Page 11

• Manufacturer Part Number: M48T08-150PC1TR
• Description: CMOS 8K x 8 TIMEKEEPER SRAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 4. WRITE Mode AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
E1LE1H
E2HE2L
t
t
t
t
t
t
t
E1HDX
AVE2H
E1HAX
DVE1H
E2LDX
AVE1H
t
AVE1L
WLWH
E2LAX
DVE2L
WHDX
AVE2L
WHQX
WHAX
DVWH
WLQZ
AVWH
AVWL
AVAV
WRITE Cycle Time
Address Valid to WRITE Enable Low
Address Valid to Chip Enable 1 Low
Address Valid to Chip Enable 2 High
WRITE Enable Pulse Width
Chip Enable 1 Low to Chip Enable 1 High
Chip Enable 2 High to Chip Enable 2 Low
WRITE Enable High to Address Transition
Chip Enable 1 High to Address Transition
Chip Enable 2 Low to Address Transition
Input Valid to WRITE Enable High
Input Valid to Chip Enable 1 High
Input Valid to Chip Enable 2 Low
WRITE Enable High to Input Transition
Chip Enable 1 High to Input Transition
Chip Enable 2 Low to Input Transition
WRITE Enable Low to Output Hi-Z
Address Valid to WRITE Enable High
Address Valid to Chip Enable 1 High
Address Valid to Chip Enable 2 Low
WRITE Enable High to Output Transition
Parameter
(1)
A
= 0 to 70°C; V
CC
= 4.75 to 5.5V or 4.5 to 5.5V (except where noted).
–100/–10 (T08Y)
Min
100
80
80
80
10
10
10
50
50
50
80
80
80
10
0
0
0
5
5
5
M48T08/M48T18/T08Y
Max
50
M48T08, M48T08Y, M48T18
–150/–15 (T08Y)
Min
150
100
130
130
130
130
130
10
10
10
70
70
70
10
0
0
0
5
5
5
Max
70
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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