---
product_id: 424540672
title: "AT 89S51 40-Pin 24MHz Microcontroller IC(Pack of 5)"
brand: "indian hobby center"
price: "$8.88"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/424540672-at-89s51-40-pin-24mhz-microcontroller-ic-pack-of-5
store_origin: US
region: United States of America
---

# Low-power modes for energy efficiency Fully static operation from 0 to 33 MHz 32 programmable I/O lines for versatile control AT 89S51 40-Pin 24MHz Microcontroller IC(Pack of 5)

**Brand:** indian hobby center
**Price:** $8.88
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Unlock next-level control with power-efficient precision!

## Quick Answers

- **What is this?** AT 89S51 40-Pin 24MHz Microcontroller IC(Pack of 5) by indian hobby center
- **How much does it cost?** $8.88 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/424540672-at-89s51-40-pin-24mhz-microcontroller-ic-pack-of-5)

## Best For

- indian hobby center enthusiasts

## Why This Product

- Trusted indian hobby center brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Speed on Demand:** Operates seamlessly from 0 Hz up to 33 MHz, adapting to your project’s pace.
- • **Bulk Pack Advantage:** Pack of 5 microcontrollers to fuel multiple projects or rapid prototyping.
- • **Versatile Connectivity:** 32 programmable I/O lines give you ultimate control over your hardware setup.
- • **Power-Savvy Performance:** Idle and power-down modes maximize battery life and reduce energy costs.
- • **Reliable Serial Communication:** Built-in programmable serial channel ensures smooth data transfer.

## Overview

The AT89S51 is a 40-pin microcontroller IC featuring low-power idle and power-down modes, a programmable serial channel, and 32 programmable I/O lines. It supports fully static operation from 0 Hz to 33 MHz, making it ideal for energy-conscious, versatile embedded applications. This pack of 5 units is perfect for developers and hobbyists aiming to scale projects efficiently.

## Description

Features - AT89S51 Compatible with MCS-51 Products 4K Bytes of In-System Reprogrammable Flash Memory Fully Static Operation: 0 Hz to 33 MHz Three-level Program Memory Lock 128 x 8-bit Internal RAM 32 Programmable I/O Lines Two 16-bit Timer/Counters Six Interrupt Sources Programmable Serial Channel Low-power Idle and Power-down Modes 40-pin DIP . Package Includes: 5 x AT89S51 Microcontroller IC

## Features

- Low-power Idle and Power-down Modes
- Programmable Serial Channel
- 32 Programmable I/O Lines
- Fully Static Operation: 0 Hz to 33 MHz

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | INDIAN HOBBY CENTER |
| Manufacturer | INDIAN HOBBY CENTER |
| Number of Memory Sticks | 5 |
| Item Weight | 90 g |
| Package Dimensions | 20 x 15 x 5 cm; 90 g |
| Item part number | AT 89S51 |

## Images

![AT 89S51 40-Pin 24MHz Microcontroller IC(Pack of 5) - Image 1](https://m.media-amazon.com/images/I/41UfYPlYocL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-07*