AM29F200 Datasheet, PDF (33/39 Pages) Advanced Micro Devices – 2 Megabit (256 K x 8-Bit/128 K x 16-Bit) CMOS 5.0 Volt-only, Boot Sector Flash Memory

AC CHARACTERISTICS
Alternate CE# Controlled Erase/Program Operations
Parameter
Speed Options
JEDEC
Std Description
-45 -50 -55 -70 -90
t_AVAV
t_AVEL
t_ELAX
t_DVEH
t_EHDX
t_GHEL
t_WC Write Cycle Time (Note 1)
t_AS Address Setup Time
t_AH Address Hold Time
t_DS Data Setup Time
t_DH Data Hold Time
t_OES Output Enable Setup Time
t_GHEL
Read Recovery Time Before Write
(OE# High to WE# Low)
Min 45 50 55 70 90
Min
0
Min 45 45 45 45 45
Min 25 25 25 30 45
Min
0
Min
0
Min
0
t_WLEL
t_EHWH
t_ELEH
t_EHEL
t_WHWH1
t_WS
t_WH
t_CP
t_CPH
WE# Setup Time
WE# Hold Time
CE# Pulse Width
CE# Pulse Width High
t_WHWH1
Programming Operation
(Note 2)
Min
0
Min
0
Min 30 30 30 35 45
Min
20
Byte Typ
7
Word Typ
12
t_WHWH2 t_WHWH2 Sector Erase Operation (Note 2)
Typ
1
Notes:
1. Not 100% tested.
2. See the “Erase and Programming Performance” section for more information.
-120 Unit
120 ns
ns
50 ns
50 ns
ns
ns
ns
ns
ns
50 ns
ns
µs
sec
Am29F200B
33