Am29LV800B 37
PRELIMINARY
AC CHARACTERISTICS
t
GHEL
t
WS
OE#
CE#
WE#
RESET#
t
DS
Data
t
AH
Addresses
t
DH
t
CP
DQ7# D
OUT
t
WC
t
AS
t
CPH
PA
Data# Polling
A0 for program
55 for erase
t
RH
t
WHWH1 or 2
RY/BY#
t
WH
PD for program
30 for sector erase
10 for chip erase
555 for program
2AA for erase
PA for program
SA for sector erase
555 for chip erase
t
BUSY
Notes:
1. PA = program address, PD = program data, DQ7# = complement of the data written to the de vice, D
OUT
= data written to the
device.
2. Figure indicates the last two bus cycles of command sequence.
3. Word mode address used as an example.
21490E-28
Figure 24. Alternate CE# Controlled Write Operation Timings
