AT27C040-70JC - Microchip Technology

Manufacturer Part Number

AT27C040-70JC

Manufacturer

Microchip Technology

Introduction

The AT27C040-70JC is a high-speed, low-power Electrically Programmable Read-Only Memory (EPROM) with a density of 4 megabits.

Product Features and Performance

Memory Type Non-Volatile

Memory Format EPROM

Technology EPROM - OTP (One Time Programmable)

Memory Size 4Mbit

Memory Organization 512K x 8

Memory Interface Parallel

Access Time 70 ns

Product Advantages

Reliable storage solution for code and data

High-speed access

Easy to integrate with existing systems due to parallel interface

Key Technical Parameters

Supply Voltage 4.5V to 5.5V

Operating Temperature range from 0°C to 70°C

Mounting Type Surface Mount

Package 32-LCC (J-Lead)

Supplier Device Package 32-PLCC (13.97mm x 11.43mm)

Quality and Safety Features

Consistent performance and reliability

Standard operating temperature range suitable for commercial applications

Compatibility

Compatible with existing systems requiring parallel memory interfaces and PLCC packaging

Application Areas

Embedded systems

Telecommunications

Automotive electronics

Industrial control systems

Product Lifecycle

Obsolete status

Potential requirement to find replacements or consider upgrades

Several Key Reasons to Choose This Product

High-density 4Mbit memory for robust data storage

Fast access time suitable for performance-critical applications

Reputable manufacturer with industry-standard chip compatibility

Legacy support for older systems requiring parallel EPROMs

Low-power consumption advantageous for energy-sensitive designs