ATML AT89S51

250

Technical Specifications:

Feature Specification
Architecture 8-bit 8051 Core
CPU Speed Up to 24 MHz
Flash Memory 4KB In-System Programmable
RAM 128 Bytes
EEPROM No
Operating Voltage 4V – 5.5V
I/O Pins 32 Programmable GPIO Pins
Timers 2 x 16-bit Timers
Interfaces UART, SPI
PWM Channels No
Package Type DIP-40, PLCC
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Description

ATML AT89S51

The ATML AT89S51 is a high-performance 8-bit microcontroller from Atmel’s 8051 family, offering 4KB Flash memory, 128B RAM, and 32 programmable I/O pins. It is widely used in automation, embedded systems, robotics, and industrial applications due to its reliable performance and ease of programming.

It supports SPI-based in-system programming (ISP), allowing easy firmware updates without removing the microcontroller from the circuit. With full-duplex UART communication and built-in timers, the AT89S51 is ideal for real-time control applications.


Key Features:

8-bit 8051 Microcontroller – Ideal for embedded & automation projects
4KB Flash Memory & 128B RAM – Sufficient for small-scale applications
Supports SPI-Based In-System Programming (ISP) – Easy firmware updates
32 Programmable I/O Pins – Ideal for external device interfacing
2 Built-in Timers – Supports real-time and precision timing applications
Full-Duplex UART Communication – Ensures reliable serial connectivity
Low Power Consumption – Suitable for battery-operated projects


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Price and Availability:

Price: PKR 250
Availability: In stock

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