AM49DL640BH56IS SPANSION [SPANSION], AM49DL640BH56IS Datasheet - Page 47

• Manufacturer Part Number: AM49DL640BH56IS
• Description: 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory
• Manufacturer: SPANSION [SPANSION]

Notes:
1. SADD = sector address (for Sector Erase), VA = Valid Address for reading status data (see “Flash Write Operation Status”.
2. These waveforms are for the word mode.
FLASH AC CHARACTERISTICS
December 5, 2003
Addresses
RY/BY#
CE#f
WE#
Data
V
OE#
CC
f
t
VCS
t
Erase Command Sequence (last two cycles)
t
CS
GHWL
2AAh
t
WC
Figure 20. Chip/Sector Erase Operation Timings
t
A D V A N C E
WP
t
DS
55h
t
t
DH
CH
555h for chip erase
t
WPH
t
AS
SA
Am49DL640BH
I N F O R M A T I O N
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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