m48z18 STMicroelectronics, m48z18 Datasheet - Page 7

• Manufacturer Part Number: m48z18
• Description: 5v, 64 Kbit 8kb X 8 Zeropower Sram
• Manufacturer: STMicroelectronics

Table 4. WRITE Mode AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
t
t
WHQX
WLQZ
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
WLWH
WHDX
WHAX
DVWH
AVWH
AVWL
EHDX
2. C
3. If E goes low simultaneously with W going low, the outputs remain in the high impedance state.
ELEH
EHAX
DVEH
AVEH
AVAV
AVEL
(2,3)
(2,3)
L
= 30pF.
WRITE Cycle Time
Address Valid to WRITE Enable Low
Address Valid to Chip Enable 1 Low
WRITE Enable Pulse Width
Chip Enable Low to Chip Enable 1 High
WRITE Enable High to Address Transition
Chip Enable High to Address Transition
Input Valid to WRITE Enable High
Input Valid to Chip Enable 1 High
WRITE Enable High to Input Transition
Chip Enable High to Input Transition
WRITE Enable Low to Output Hi-Z
Address Valid to WRITE Enable High
Address Valid to Chip Enable High
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).
Min
100
80
80
10
10
50
30
80
80
10
0
0
5
5
M48Z08/M48Z18
Max
50
M48Z08, M48Z18
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
7/16