M29W640GB NUMONYX [Numonyx B.V], M29W640GB Datasheet - Page 52

• Manufacturer Part Number: M29W640GB
• Description: 64 Mbit (8Mb x8 or 4Mb x16, Page) 3V supply Flash memory
• Manufacturer: NUMONYX [Numonyx B.V]

DC and ac parameters
Table 19.
1. Sampled only, not 100% tested.
52/90
Symbol
t
t
t
WHRL
t
t
t
t
t
t
t
t
t
t
WHGL1
t
VCHWL
t
t
t
t
t
t
t
EHGL1
t
t
VCHEL
t
WLWH
WHWL
EHEL1
t
DVWH
WHDX
WHEH
EHWH
GHWL
WLAX
ELWL
WLEL
DVEH
EHDX
AVWL
GHEL
EHRL
AVAX
ELEH
ELAX
AVEL
(1)
t
t
t
t
GHWL
t
t
t
GHEL
BUSY
Write ac characteristics
t
t
WPH
t
t
OEH
t
t
t
t
t
CPH
t
t
VCS
Alt
WC
WS
WP
WH
DH
CH
CS
CP
DS
AS
AH
Address Valid to Next Address Valid
Chip Enable Low to Write Enable Low
Write Enable Low to Chip Enable Low
Write Enable Low to Write Enable High
Chip Enable Low to Chip Enable High
Input Valid to Write Enable or Chip Enable
High
Write Enable or Chip Enable High to Input
Transition
Write Enable High to Chip Enable High
Chip Enable High to Write Enable High
Write Enable High to Write Enable Low
Output Enable Hold time
Chip Enable High to Chip Enable Low
Address Valid to Write Enable or Chip Enable
Low
Write Enable or Chip Enable Low to Address
Transition
Output Enable High to Write Enable Low
Output Enable High to Chip Enable Low
Program/Erase Valid to RB Low
V
CC
High to Chip Enable Low
Parameter
M29W640GH, M29W640GL, M29W640GT, M29W640GB
Max
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
M29W640GT, M29W640GB,
M29W640GH, M29W640GL
60
60
35
35
30
25
25
45
50
0
0
0
0
0
0
0
0
0
0
70
70
35
35
30
25
25
45
50
0
0
0
0
0
0
0
0
0
0
90
90
35
35
30
25
25
45
50
0
0
0
0
0
0
0
0
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs