AT89S51-24AI TQFP-44 8-Bit Flash Microcontroller IC (AT89S51 SMD MCU)

The AT89S51-24AI is an 8051-compatible 8-bit microcontroller featuring in-system programmable Flash memory, high-speed operation, and multiple integrated peripherals. Housed in a compact TQFP-44 package, it is ideal for embedded systems, industrial automation, consumer electronics, and microcontroller-based control applications.

Key Features -

• 8051-compatible 8-bit microcontroller

• In-System Programmable Flash memory

• High-speed operation up to 24MHz

• Compact TQFP-44 SMD package

• Integrated timers and serial communication interface

• Low power CMOS technology

• Wide range of embedded control applications

Specifications -

• Product type - Microcontroller IC

• Model - AT89S51-24AI

• Architecture - 8-Bit 8051 Compatible MCU

• Program memory - 4KB Flash Memory

• RAM - 128 Bytes Internal RAM

• Maximum clock frequency - 24MHz

• Package type - TQFP-44

• Mounting type - Surface Mount Device

• Operating voltage - 4V to 5.5V

• Timers/Counters - 2 x 16-bit Timers

• Communication interface - Full Duplex UART

• I/O pins - 32 Programmable I/O Lines

• Material - Semiconductor integrated circuit

• Additional features - ISP programming support, multiple interrupt sources, and power-saving modes

Applications -

• Embedded electronic systems

• Industrial automation equipment

• Consumer electronics

• Communication devices

• Educational development boards

• Instrumentation and control systems