AM29F200 AMD [Advanced Micro Devices], AM29F200 Datasheet - Page 30

• Manufacturer Part Number: AM29F200
• Description: 2 Megabit (256 K x 8-Bit/128 K x 16-Bit) CMOS 5.0 Volt-only, Boot Sector Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

AC CHARACTERISTICS
30
Notes:
1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data (”see “Write Operation Status”).
2. Illustration shows device in word mode.
Addresses
RY/BY#
WE#
Data
OE#
CE#
V
CC
t
VCS
t
Erase Command Sequence (last two cycles)
t
CS
GHWL
2AAh
t
WC
Figure 14. Chip/Sector Erase Operation Timings
t
WP
t
DS
55h
t
t
DH
CH
555h for chip erase
t
WPH
t
AS
Am29F200B
SA
10 for Chip Erase
t
AH
30h
t
BUSY
t
WHWH2
Read Status Data
VA
Progress
In
VA
Complete
t
RB
21526B-17