m28w640hc- Numonyx, m28w640hc- Datasheet - Page 38

• Manufacturer Part Number: m28w640hc-
• Description: 64 Mbit 4 Mb X 16, Boot Block 3 V Supply Flash Memory
• Manufacturer: Numonyx

DC and AC parameters
38/72
Table 17.
1. Sampled only, not 100% tested.
2. Applicable if V
t
QVVPL
t
VPHWH
Symbol
t
t
WPHWH
t
t
t
t
t
t
t
t
QVWPL
t
t
t
t
WHWL
DVWH
WHAX
WHDX
WHEH
WHGL
WLWH
AVWH
WHEL
ELWL
ELQV
AVAV
(1)(2)
(1)
Write AC characteristics, Write Enable controlled
PP
t
t
t
WPH
t
t
t
t
t
t
Alt
t
VPS
WC
WP
DS
CS
AH
DH
CH
AS
is seen as a logic input (V
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
PP
High to Write Enable High
PP
PP
< 3.6 V).
Low
Parameter
M28W640HCT, M28W640HCB
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
M28W640HCT,
70 ns
M28W640HCB
200
70
45
45
70
25
20
25
45
45
0
0
0
0
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns