The AT89LS51-16JC from Microchip Technology is a high-performance microcontroller designed to support a wide range of applications. This 8-bit controller is based on the efficient Microchip (formerly Atmel) 8051 architecture and is ideal for embedded systems that require low power consumption, high integration, and a versatile set of peripherals.

Key Features

• Core: 8-bit 8051 microcontroller core operating at up to 16 MHz, delivering the power and flexibility of the 8051 instruction set with enhanced performance.
• Memory: Comes with 4KB of Flash programmable and erasable read-only memory (PEROM) and 128 bytes of RAM, providing ample space for application code and data storage.
• I/O Pins: Features 32 programmable input/output (I/O) lines that allow for versatile interfacing with a wide range of peripherals and devices.
• Timers: Equipped with two 16-bit timers/counters, making it suitable for a variety of timing and counting applications.
• Serial Communication: Includes a full-duplex serial port that facilitates easy communication with external devices, supporting a broad range of serial communication protocols.
• Power Efficiency: Designed for low power operation, it includes power-saving modes such as Idle and Power-down modes to extend battery life in portable applications.
• Package: Available in a 44-lead PLCC (Plastic Leaded Chip Carrier) package, providing robustness and ease of integration into a variety of system designs.
• Operating Voltage: Supports an operating voltage range from 2.7V to 5.5V, allowing for flexible power supply options and compatibility with both TTL and CMOS logic levels.

Applications

The AT89LS51-16JC is suitable for a diverse range of applications, including but not limited to industrial control systems, consumer electronics, automotive systems, and communication devices. Its robust feature set and adaptability make it an excellent choice for designers looking for a reliable microcontroller with proven 8051 architecture.

Microchip Technology's commitment to quality and long-term availability makes the AT89LS51-16JC a smart choice for both new designs and legacy system upgrades where an 8051-based microcontroller is essential.