m28w640fc Numonyx, m28w640fc Datasheet - Page 40

• Manufacturer Part Number: m28w640fc
• Description: 64 Mbit 4mbx16, Boot Block 3v Supply Flash Memory
• Manufacturer: Numonyx

DC and AC parameters
40/77
Table 17.
1. Sampled only, not 100% tested.
2. Applicable if V
t
t
VPHWH
Symbol
t
QVVPL
t
WPHWH
t
t
t
t
t
t
QVWPL
t
t
t
t
t
WHWL
t
WHDX
WHEH
WLWH
AVWH
DVWH
WHAX
WHEL
WHGL
ELWL
ELQV
AVAV
(2)
(1)
(1)
t
t
t
t
t
t
t
t
t
Alt
t
VPS
WC
WP
WP
AS
DS
CS
AH
DH
CH
Write AC characteristics, Write enable controlled
H
PP
Write Cycle Time
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
Output Valid to V
Output Valid to Write Protect Low
V
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
is seen as a logic input (V
PP
High to Write Enable High
Parameter
PP
Low
PP
< 3.6V).
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
200
70
70
45
45
70
25
20
25
45
45
0
0
0
0
0
0
M28W640FCT, M28W640FCB
M28W640FCT,
M28W640FCB
200
85
85
45
45
85
25
20
25
45
45
0
0
0
0
0
0
200
90
90
50
50
90
30
30
30
50
50
0
0
0
0
0
0
100
100
200
10
50
50
30
30
30
50
50
0
0
0
0
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns