AC CHARACTERISTICS
Erase and Program Operations
Parameter
JEDEC
t
AVAV
t
AVWL
Std
t
WC
t
AS
t
ASO
t
WLAX
t
AH
t
AHT
t
DVWH
t
WHDX
t
DS
t
DH
t
OEPH
t
GHWL
t
ELWL
t
WHEH
t
WLWH
t
WHDL
t
GHWL
t
CS
t
CH
t
WP
t
WPH
t
SR/W
t
WHWH1
t
WHWH1
t
WHWH2
t
WHWH1
t
WHWH1
t
WHWH2
t
VCS
t
RB
t
BUSY
Notes:
1. Not 100% tested.
2. See the 鈥淓rase And Programming Performance鈥?section for more information.
Description
Write Cycle Time (Note 1)
Address Setup Time
Address Setup Time to OE# low during toggle bit
polling
Address Hold Time
Address Hold Time From CE# or OE# high
during toggle bit polling
Data Setup Time
Data Hold Time
Output Enable High during toggle bit polling
Read Recovery Time Before Write
(OE# High to WE# Low)
CE# Setup Time
CE# Hold Time
Write Pulse Width
Write Pulse Width High
Latency Between Read and Write Operations
Byte
Programming Operation (Note 2)
Word
Accelerated Programming Operation,
Word or Byte (Note 2)
Sector Erase Operation (Note 2)
V
CC
Setup Time (Note 1)
Write Recovery Time from RY/BY#
Program/Erase Valid to RY/BY# Delay
Typ
Typ
Typ
Min
Min
Max
7
4
0.4
50
0
90
碌s
sec
碌s
ns
ns
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Typ
25
25
25
25
0
5
碌s
30
35
0
20
0
0
0
30
30
35
30
30
35
0
40
45
55
55
Speed Options
60
60
0
15
40
45
70
70
90
90
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
February 9, 2005
Am29DL640H
39