M28W320CT, M28W320CB
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Table 16. Write AC Characteristics, Write Enable Controlled
Note: 1. Sampled only, not 100% tested.
2. Applicable if V
PP
is seen as a logic input (V
PP
<3.6V).
Symbol Alt Parameter
M28W320C
Unit
70 85 90 100
t
AVAV
t
WC
Write Cycle Time Min 70 85 90 100 ns
t
AVWH
t
AS
Address Valid to Write Enable High Min 45 45 50 50 ns
t
DVWH
t
DS
Data Valid to Write Enable High Min 45 45 50 50 ns
t
ELWL
t
CS
Chip Enable Low to Write Enable Low Min 0 0 0 0 ns
t
ELQV
Chip Enable Low to Output Valid Min 70 85 90 100 ns
t
QVVPL
(1,2)
Output Valid to V
PP
Low
Min 0 0 0 0 ns
t
QVWPL
Output Valid to Write Protect Low Min 0 0 0 0 ns
t
VPHWH
(1)
t
VPS
V
PP
High to Write Enable High
Min 200 200 200 200 ns
t
WHAX
t
AH
Write Enable High to Address Transition Min 0 0 0 0 ns
t
WHDX
t
DH
Write Enable High to Data Transition Min 0 0 0 0 ns
t
WHEH
t
CH
Write Enable High to Chip Enable High Min 0 0 0 0 ns
t
WHEL
Write Enable High to Chip Enable Low Min 25 25 30 30 ns
t
WHGL
Write Enable High to Output Enable Low Min 20 20 30 30 ns
t
WHWL
t
WPH
Write Enable High to Write Enable Low Min 25 25 30 30 ns
t
WLWH
t
WP
Write Enable Low to Write Enable High Min 45 45 50 50 ns
t
WPHWH
Write Protect High to Write Enable High Min 45 45 50 50 ns
