M27C1001-90C1 - STMicroelectronics

Manufacturer Part Number

M27C1001-90C1

Manufacturer

stmicroelectronics

Introduction

The M27C1001-90C1 is an EPROM (Erasable Programmable Read-Only Memory) chip designed for non-volatile memory storage. It is structured with a memory size of 1Mbit, arranged as 128K x 8, using EPROM - OTP (One-Time Programmable) technology.

Product Features and Performance

Non-Volatile EPROM memory

Memory Size: 1Mbit

Memory Organization: 128K x 8

Parallel Memory Interface

Access Time: 90 ns

Operates on 4.5V to 5.5V power supply

Operating Temperature range from 0°C to 70°C

Surface Mount Technology

Packaged in a 32-LCC (J-Lead), also known as 32-PLCC (11.35x13.89)

Product Advantages

Reliable data storage over time without power

Ideal for firmware or microcode storage

One-Time Programmable (OTP) feature ensures data integrity

Compatible with a wide range of operating voltages for flexibility in system design

Fast access time facilitates efficient performance in read operations

Key Technical Parameters

Memory Type: Non-Volatile EPROM

Memory Size: 1Mbit

Access Time: 90 ns

Voltage - Supply: 4.5V ~ 5.5V

Operating Temperature: 0°C ~ 70°C (TA)

Quality and Safety Features

Built to stmicroelectronics' quality standards for reliability and performance

Operational within a standard temperature range ensuring stability and longevity

Compatibility

Designed for use in systems requiring parallel interface non-volatile memory

Supports a broad range of applications due to its voltage and temperature range compatibility

Application Areas

Firmware storage for various electronics

Microcontroller-based applications

Legacy system maintenance and support

Industrial control systems

Embedded systems requiring reliable boot code storage

Product Lifecycle

Obsolete status indicating manufacturing has ceased

Consult stmicroelectronics for information regarding replacement or upgrade options

Several Key Reasons to Choose This Product

Non-volatile storage solution ensures data preservation without power

Generous 1Mbit capacity meets substantial code storage requirements

Fast 90 ns access time enables rapid read operations enhancing system performance

OTP feature protects against unintended data alteration

Wide compatibility with systems due to flexible voltage requirements and operating temperatures

Ideal for applications necessitating long-term reliable memory storage in a legacy or specialized environment