AM29LV640MB90REI Spansion Inc., AM29LV640MB90REI Datasheet - Page 52

• Manufacturer Part Number: AM29LV640MB90REI
• Manufacturer: Spansion Inc.

Specifications of AM29LV640MB90REI

• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 23/22Bit
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Program/erase Volt (typ): 3 to 3.6V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 8M/4M
• Supply Current: 20mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

AC CHARACTERISTICS
50
Notes:
1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data. See
2. These waveforms are for the word mode.
Addresses
RY/BY#
WE#
Data
OE#
CE#
V
CC
t
VCS
t
Erase Command Sequence (last two cycles)
CS
2AAh
t
WC
Figure 19. Chip/Sector Erase Operation Timings
t
WP
t
DS
55h
t
t
DH
CH
555h for chip erase
t
WPH
D A T A
t
Am29LV640MT/B
AS
SA
10 for Chip Erase
S H E E T
t
AH
30h
t
BUSY
t
WHWH2
Write Operation Status on page
Read Status Data
VA
Progress
In
26190C8 February 1, 2007
VA
Complete
t
RB
38.