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27M4I Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
27M4IST498Yes

27M4I** is a **4-bit microcontroller (MCU)** manufactured by **STMicroelectronics (ST)**.

The 27M4I is a 4-bit microcontroller (MCU) manufactured by STMicroelectronics (ST). Below are the factual specifications, descriptions, and features:

Descriptions

  • The 27M4I is a low-power, cost-effective 4-bit microcontroller designed for simple embedded applications.
  • It is part of ST’s legacy 4-bit MCU family, optimized for basic control tasks in consumer electronics, appliances, and industrial systems.

Key Features

  • 4-bit CPU architecture
  • On-chip ROM (Read-Only Memory) for program storage
  • Limited RAM (Random Access Memory) for data storage
  • Low-power operation (suitable for battery-powered devices)
  • Basic I/O ports for interfacing with external components
  • Timer/counter functionality for simple timing operations
  • Minimal instruction set for straightforward programming

Applications

  • Simple control systems
  • Consumer electronics (e.g., remote controls, toys)
  • Basic household appliances
  • Industrial automation (low-complexity tasks)

Note:

The 27M4I is an older-generation MCU, and ST may have discontinued or replaced it with newer microcontrollers. For current alternatives, consult ST’s official documentation.

*(All information is based on available STMicroelectronics specifications.)*

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