AM29LV002B_06 Datasheet, PDF (36/41 Pages) Advanced Micro Devices – 2 Megabit (256 K x 8-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory

DATA SHEET
AC CHARACTERISTICS
Alternate CE# Controlled Erase/Program Operations
Parameter
JEDEC
Std
Description
-55R
t_AVAV
t_ELAX
t_DVEH
t_ELEH
t_AVEL
t_EHDX
t_GHEL
t_WC
t_AH
t_DS
t_CP
t_AS
t_DH
t_OES
t_GHEL
Write Cycle Time (Note 1)
Address Hold Time
Data Setup Time
Write Pulse Width
Address Setup Time
Data Hold Time
Output Enable Setup Time
Read Recovery Time Before Write
(OE# High to WE# Low)
Min
55
Min
45
Min
35
Min
35
Min
Min
Min
Min
t_WLEL
t_WS
CE# Setup Time
Min
t_EHWH
t_WH
CE# Hold Time
Min
t_EHEL
t_CPH
Write Pulse Width High
Min
t_WHWH1 t_WHWH1 Programming Operation (Note 2)
Typ
t_WHWH2 t_WHWH2 Sector Erase Operation (Note 2)
Typ
Notes:
1. Not 100% tested.
2. See the “Erase and Programming Performance” section for more information.
Speed Options
-70
-90
70
90
45
45
35
45
35
35
0
0
0
0
0
0
30
9
0.7
-120
120
50
50
50
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
sec
34
Am29LV002B
21520D5 October 11, 2006