A29L400UV-90U AMICC [AMIC Technology], A29L400UV-90U Datasheet - Page 29

• Manufacturer Part Number: A29L400UV-90U
• Description: 512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
• Manufacturer: AMICC [AMIC Technology]

Timing Waveforms for Chip/Sector Erase Operation
PRELIMINARY
Addresses
Note :
1. SA = Sector Address (for Sector Erase), VA = Valid Address for reading status data (see "Write Operaion Ststus").
2. Illustratin shows device in word mode.
Data
VCC
WE
CE
OE
RY/BY
(October, 2002, Version 0.2)
t
VCS
Erase Command Sequence (last two cycles)
2AAh
t
CS
t
WC
t
WP
t
t
DS
CH
55h
555h for chip erase
t
WPH
t
AS
SA
t
DH
10h for chip erase
29
30h
t
AH
t
BUSY
t
WHWH2
VA
Progress
Read Status Data
AMIC Technology, Inc.
In
A29L400 Series
Complete
VA
t
RB