s29as008j Meet Spansion Inc., s29as008j Datasheet - Page 47

• Manufacturer Part Number: s29as008j
• Description: 8 Megabit 1 M X 8-bit/512 K X 16-bit Cmos 1.8 Volt-only Boot Sector Flash Memory
• Manufacturer: Meet Spansion Inc.

June 6, 2008 S29AS008J_00_03
Notes
1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data (see
2. Illustration shows device in word mode.
Note
VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data read cycle.
Addresses
DQ0–DQ6
D a t a
RY/BY#
Addresses
WE#
DQ7
OE#
RY/BY#
CE#
WE#
Data
CE#
OE#
V
CC
S h e e t
t
t
BUSY
t
CH
VCS
Figure 18.7 Data# Polling Timings (During Embedded Algorithms)
t
OEH
( A d v a n c e
t
Erase Command Sequence (last two cycles)
CS
2AAh
t
t
Figure 18.6 Chip/Sector Erase Operation Timings
WC
ACC
t
CE
t
VA
t
RC
OE
t
WP
t
DS
55h
Complement
Status Data
t
t
DH
CH
S29AS008J
555h for chip erase
t
OH
t
WPH
t
I n f o r m a t i o n )
DF
t
AS
SA
10 for Chip Erase
t
AH
VA
Complement
Status Data
30h
t
BUSY
True
Write Operation Status on page
True
t
WHWH2
Read Status Data
VA
Progress
VA
In
Valid Data
Valid Data
VA
Complete
35).
t
RB
High Z
High Z
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