M28W160CT, M28W160CB
Table 17. Write AC Characteristics, Write Enable Controlled
M28W160C
Unit
Symbol
Alt
Parameter
70
70
45
45
0
85
85
45
45
0
90
90
50
50
0
100
100
50
t
t
WC
Write Cycle Time
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AVAV
t
t
Address Valid to Write Enable High
Data Valid to Write Enable High
Chip Enable Low to Write Enable Low
Chip Enable Low to Output Valid
AVWH
AS
DS
CS
t
t
t
50
DVWH
t
0
ELWL
t
70
85
90
100
ELQV
(1,2)
Output Valid to V Low
0
0
0
0
0
0
0
0
t
PP
QVVPL
t
Output Valid to Write Protect Low
QVWPL
(1)
t
V
High to Write Enable High
PP
200
0
200
0
200
0
200
0
t
VPS
VPHWH
t
t
t
Write Enable High to Address Transition
Write Enable High to Data Transition
Write Enable High to Chip Enable High
Write Enable High to Chip Enable Low
Write Enable High to Output Enable Low
Write Enable High to Write Enable Low
Write Enable Low to Write Enable High
Write Protect High to Write Enable High
WHAX
WHDX
WHEH
AH
t
t
0
0
0
0
DH
CH
t
0
0
0
0
t
t
25
20
25
45
45
25
20
25
45
45
30
30
30
50
50
30
30
30
50
50
WHEL
WHGL
WHWL
t
t
WPH
t
t
WLWH
WP
t
WPHWH
Note: 1. Sampled only, not 100% tested.
2. Applicable if V is seen as a logic input (V < 3.6V).
PP
PP
25/50
NUMONYX [ NUMONYX B.V ]
