M28W320FSU STMICROELECTRONICS [STMicroelectronics], M28W320FSU Datasheet - Page 27

• Manufacturer Part Number: M28W320FSU
• Description: 32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Uniform Block, Secure Flash Memories
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 15. Write AC Characteristics, Chip Enable Controlled
Note: 1. Sampled only, not 100% tested.
Symbol
t
t
t
t
t
t
t
VPHEH
t
t
t
t
t
QVVPL
t
EHWH
DVEH
EHDX
AVEH
EHAX
EHGL
ELQV
WLEL
EHEL
ELEH
AVAV
(1,2)
(1)
2. Applicable if V
t
t
t
t
t
t
t
t
CPH
t
t
Alt
VPS
WC
WH
DH
AS
DS
AH
CP
CS
Write Cycle Time
Address Valid to Chip Enable High
Data Valid to Chip Enable High
Chip Enable High to Address Transition
Chip Enable High to Data Transition
Chip Enable High to Chip Enable Low
Chip Enable High to Output Enable Low
Chip Enable High to Write Enable High
Chip Enable Low to Chip Enable High
Chip Enable Low to Output Valid
Output Valid to V
V
Write Enable Low to Chip Enable Low
PP
PP
High to Chip Enable High
is seen as a logic input (V
PP
Low
Parameter
PP
< 3.6V).
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
M28W320FSU
M28W320FSU, M28W640FSU
200
70
70
45
45
25
25
45
70
0
0
0
0
0
M28W640FSU
200
70
70
45
45
25
25
45
70
0
0
0
0
0
27/49
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns