AM29F040B-70EF Spansion Inc., AM29F040B-70EF Datasheet - Page 3

• Manufacturer Part Number: AM29F040B-70EF
• Description: IC, FLASH, 40MBIT, 70NS, TSOP-32
• Manufacturer: Spansion Inc.

Specifications of AM29F040B-70EF

• Memory Type: Flash
• Memory Size: 40Mbit
• Memory Configuration: 512K X 8
• Access Time: 70ns
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: TSOP
• No. Of Pins: 32
• Cell Type: NOR
• Density: 4Mb
• Access Time (max): 70ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 19b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Program/erase Volt (typ): 4.5 to 5.5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8b
• Number Of Words: 512K
• Supply Current: 30mA
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Am29F040B
4 Megabit (512 K x 8-Bit)
CMOS 5.0 Volt-only, Uniform Sector Flash Memory
DISTINCTIVE CHARACTERISTICS
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This Data Sheet states AMD’s current technical specifications regarding the Products described herein. This Data
Sheet may be revised by subsequent versions or modifications due to changes in technical specifications.
5.0 V ± 10% for read and write operations
— Minimizes system level power requirements
Manufactured on 0.32 µm process technology
— Compatible with 0.5 µm Am29F040 device
High performance
— Access times as fast as 55 ns
Low power consumption
— 20 mA typical active read current
— 30 mA typical program/erase current
— 1 µA typical standby current (standard access
Flexible sector architecture
— 8 uniform sectors of 64 Kbytes each
— Any combination of sectors can be erased
— Supports full chip erase
— Sector protection:
Embedded Algorithms
time to active mode)
A hardware method of locking sectors to prevent
any program or erase operations within that sector
DATA SHEET
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— Embedded Erase algorithm automatically
— Embedded Program algorithm automatically
Minimum 1,000,000 program/erase cycles per
sector guaranteed
20-year data retention at 125° C
— Reliable operation for the life of the system
Package options
— 32-pin PLCC or TSOP
Compatible with JEDEC standards
— Pinout and software compatible with
— Superior inadvertent write protection
Data# Polling and toggle bits
— Provides a software method of detecting
Erase Suspend/Erase Resume
— Suspends a sector erase operation to read data
preprograms and erases the entire chip or any
combination of designated sectors
writes and verifies bytes at specified addresses
single-power-supply Flash standard
program or erase cycle completion
from, or program data to, a non-erasing sector,
then resumes the erase operation
Publication# 21445
Issue Date: November 11, 2009
Rev: E Amendment: 8