AM29LV104B AMD [Advanced Micro Devices], AM29LV104B Datasheet

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AM29LV104B

Manufacturer Part Number
AM29LV104B
Description
4 Megabit (512 K x 8-Bit) CMOS 3.0 Volt-only, Boot Sector 32-Pin Flash Memory
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
Am29LV104B
4 Megabit (512 K x 8-Bit)
CMOS 3.0 Volt-only, Boot Sector 32-Pin Flash Memory
DISTINCTIVE CHARACTERISTICS
This document contains information on a product under development at Advanced Micro Devices. The information
is intended to help you evaluate this product. AMD reserves the right to change or discontinue work on this proposed
product without notice.
Single power supply operation
— Full voltage range: 2.7 to 3.6 volt read and write
— Regulated voltage range: 3.0 to 3.6 volt read and
Manufactured on 0.35 µm process technology
High performance
— Full voltage range: access times as fast as 70 ns
— Regulated voltage range: access times as fast
Ultra low power consumption
— Automatic sleep mode: 1 µA (typical values at
— Standby mode: 1 µA
— Read mode: 7 mA
— Program/erase mode: 15 mA
Flexible sector architecture
— One 16 Kbyte, two 8 Kbyte, one 32 Kbyte, and
— Any combination of sectors can be erased;
— Sector Protection features:
ADVANCE INFORMATION
operations for battery-powered applications
write operations and for compatibility with high
performance 3.3 volt microprocessors
as 55 ns
5 MHz)
seven 64 Kbyte sectors
supports full chip erase
Hardware method of locking a sector to prevent
any program or erase operations within that
sector
Sectors can be locked via programming
equipment
Refer to AMD’s Website (www.amd.com) for the latest information.
Unlock Bypass Program Command
— Reduces overall programming time when
Embedded Algorithms
— Embedded Erase algorithms automatically
— Embedded Program algorithms automatically
Minimum 1,000,000 write/erase cycles
guaranteed
Package option
— 32-pin PLCC
— 32-pin TSOP
Compatibility with JEDEC standards
— Pinout and software compatible with single-
— Superior inadvertent write protection
Data# Polling and toggle bits
— Provides a software method of detecting
Erase Suspend/Resume
— Supports reading data from or programming
issuing multiple program command sequences
preprogram and erase the entire chip or any
combination of designated sectors
writes and verifies data at specified addresses
power supply Flash
program or erase cycle completion
data to a sector not being erased
Publication# 21353
Issue Date: February1998
Rev: A Amendment/+1

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AM29LV104B Summary of contents

Page 1

... ADVANCE INFORMATION Am29LV104B 4 Megabit (512 K x 8-Bit) CMOS 3.0 Volt-only, Boot Sector 32-Pin Flash Memory DISTINCTIVE CHARACTERISTICS Single power supply operation — Full voltage range: 2.7 to 3.6 volt read and write operations for battery-powered applications — Regulated voltage range: 3.0 to 3.6 volt read and write operations and for compatibility with high performance 3.3 volt microprocessors Manufactured on 0.35 µ ...

Page 2

... GENERAL DESCRIPTION The Am29LV104B is a single power supply, 4 Mbit, 3.0 Volt-only Flash memory device organized as 524,288 bytes. The data appears on DQ0-DQ7. The device is available in 32-pin PLCC and 32-pin TSOP packages. All read, erase, and program operations are accom- plished using only a single power supply. The device can also be programmed in standard EPROM pro- grammers ...

Page 3

... =3.0–3.6 V -55R CC = 2.7–3 Sector Switches Erase Voltage Generator PGM Voltage Generator Chip Enable Output Enable Logic Y-Decoder STB Timer X-Decoder Am29LV104B Am29LV104B -70 -90 -120 70 90 120 70 90 120 – DQ0 DQ7 Input/Output Buffers Data STB Latch Y-Gating ...

Page 4

... CONNECTION DIAGRAMS DQ0 32-Pin PLCC Am29LV104B A14 A13 A8 A9 A11 OE# A10 CE# DQ7 21353A-2 ...

Page 5

... DQ5 DQ4 7 8 DQ3 DQ2 DQ1 11 12 DQ0 32-pin Standard TSOP 32-Pin Reverse TSOP Am29LV104B OE# 32 A10 31 CE# 30 DQ7 29 28 DQ6 27 DQ5 26 DQ4 25 DQ3 DQ2 23 DQ1 22 DQ0 21 20 ...

Page 6

... DQ0–DQ7 = 8 data inputs/outputs CE# = Chip enable OE# = Output enable WE# = Write enable V = 3.0 volt-only single power supply CC (see Product Selector Guide for speed options and voltage supply tolerances Device ground LOGIC SYMBOL 19 A0–A18 CE# OE# WE# Am29LV104B 8 DQ0–DQ7 ...

Page 7

... See Product Selector Guide and Valid Combinations BOOT CODE SECTOR ARCHITECTURE T = Top Sector B = Bottom Sector DEVICE NUMBER/DESCRIPTION Am29LV104B 4 Megabit (512 K x 8-Bit) CMOS Flash Memory 3.0 Volt-only Read, Program, and Erase Valid Combinations list configurations planned to be sup- ported in volume for this device. Consult the local AMD sales office to confirm availability of specific valid combinations and to check on newly released combinations ...

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