M28W160CT, M28W160CB
Table 18. Write AC Characteristics, Chip 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
50
0
t
t
WC
Write Cycle Time
Min
Min
Min
ns
ns
ns
ns
ns
ns
AVAV
t
t
Address Valid to Chip Enable High
Data Valid to Chip Enable High
AVEH
AS
DS
AH
t
t
t
t
DVEH
t
Chip Enable High to Address Transition Min
EHAX
t
Chip Enable High to Data Transition
Chip Enable High to Chip Enable Low
Min
Min
0
0
0
0
EHDX
DH
t
t
CPH
25
25
30
30
EHEL
Chip Enable High to Output Enable
Low
t
Min
25
25
30
30
ns
EHGL
t
t
WH
Chip Enable High to Write Enable High Min
0
45
70
0
0
45
85
0
0
50
90
0
0
50
100
0
ns
ns
ns
ns
ns
ns
ns
ns
EHWH
t
t
CP
Chip Enable Low to Chip Enable High
Chip Enable Low to Output Valid
Min
Min
Min
Min
Min
Min
ELEH
t
ELQV
(1,2)
Output Valid to V Low
t
PP
QVVPL
t
Data Valid to Write Protect Low
0
0
0
0
QVWPL
(1)
t
V
High to Chip Enable High
PP
200
0
200
0
200
0
200
0
t
VPS
VPHEH
t
t
CS
Write Enable Low to Chip Enable Low
WLEL
t
Write Protect High to Chip Enable High Min
45
45
50
50
WPHEH
Note: 1. Sampled only, not 100% tested.
2. Applicable if V is seen as a logic input (V < 3.6V).
PP
PP
27/50
NUMONYX [ NUMONYX B.V ]
