AM29DL640D120 AMD [Advanced Micro Devices], AM29DL640D120 Datasheet - Page 42

• Manufacturer Part Number: AM29DL640D120
• Description: 64 Megabit CMOS 3.0 Volt-only, Simultaneous Read/Write Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

Notes:
1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data (see “Write Operation Status”.)
2. These waveforms are for the word mode.
AC CHARACTERISTICS
October 7, 2004
Addresses
RY/BY#
WE#
Data
OE#
CE#
V
CC
t
VCS
t
Erase Command Sequence (last two cycles)
CS
2AAh
t
WC
Figure 20. Chip/Sector Erase Operation Timings
t
WP
t
DS
55h
t
t
DH
CH
555h for chip erase
t
WPH
t
AS
SA
Am29DL640D
10 for Chip Erase
t
AH
30h
t
BUSY
t
WHWH2
Read Status Data
VA
Progress
In
VA
Complete
t
RB
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