AC CHARACTERISTICS
Erase and Program Operations
Parameter Symbols
Speed Options
JEDEC
Std
Description
Write Cycle Time (Note 1)
Address Setup Time
Address Hold Time
-55
-70
-90
90
0
-120
-150
Unit
ns
t
t
Min
Min
Min
Min
Min
Min
55
70
120
150
AVAV
WC
t
t
ns
AVWL
WLAX
AS
AH
DS
DH
t
t
40
25
45
30
45
45
0
50
50
50
50
ns
t
t
t
t
Data Setup Time
ns
DVWH
WHDX
Data Hold Time
ns
t
Output Enable Setup Time
0
ns
OES
Read Recover Time Before Write
(OE# high to WE# low)
t
t
t
Min
0
ns
GHWL
GHWL
t
t
t
CE# Setup Time
Min
Min
Min
Min
0
0
ns
ns
ns
ns
ELWL
WHEH
WLWH
WHWL
CS
CH
WP
CE# Hold Time
t
t
Write Pulse Width
Write Pulse Width High
30
35
45
20
50
50
t
t
WPH
Byte Programming Operation
(Note 2)
t
t
Typ
7
µs
WHWH1
WHWH2
WHWH1
Sector Erase Operation
(Note 2)
t
t
Typ
Min
1
sec
µs
WHWH2
t
V
Set Up Time (Note 1)
CC
50
VCS
Notes:
1. Not 100% tested.
2. See the “Erase and Programming Performance” section for more information.
Am29F040B
23
AMD [ AMD ]
