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P89C668HFA from PHIEIPS

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P89C668HFA

Manufacturer: PHIEIPS

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM

Partnumber Manufacturer Quantity Availability
P89C668HFA PHIEIPS 37 In Stock

Description and Introduction

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM The **P89C668HFA** from Philips is a high-performance 8-bit microcontroller based on the 80C51 architecture. Designed for embedded applications requiring robust processing power and versatile peripheral integration, this component stands out for its efficiency and reliability.  

Featuring an enhanced 80C51 core, the P89C668HFA operates at speeds up to 33 MHz, delivering improved performance for real-time control and data processing tasks. It includes 64 KB of Flash program memory and 8 KB of RAM, providing ample storage for complex firmware. Additionally, its in-system programming (ISP) capability allows for convenient firmware updates without removing the chip from the circuit.  

The microcontroller integrates multiple peripherals, such as UARTs, SPI, I²C, and PWM modules, making it suitable for a wide range of industrial, automotive, and consumer applications. Its low-power modes enhance energy efficiency, while built-in watchdog timers and brown-out detection ensure system stability.  

With a robust instruction set and extended addressing modes, the P89C668HFA offers flexibility for developers working on cost-sensitive yet performance-driven projects. Its compact package and industrial-grade temperature range further reinforce its suitability for demanding environments.  

In summary, the P89C668HFA is a versatile and dependable microcontroller, ideal for applications requiring high-speed processing, extensive memory, and reliable operation.

Application Scenarios & Design Considerations

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM
Partnumber Manufacturer Quantity Availability
P89C668HFA PHILIPS 1000 In Stock

Description and Introduction

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM The **P89C668HFA** from **PHILIPS** (now NXP Semiconductors) is an advanced 8-bit microcontroller based on the **80C51** architecture. Designed for high-performance embedded applications, it integrates a robust feature set, including **64KB of Flash memory**, **8KB of RAM**, and an **in-circuit programmable (ISP) interface**, making it suitable for flexible firmware updates.  

Operating at a clock speed of up to **33 MHz**, the P89C668HFA delivers efficient processing power while maintaining low power consumption. It includes an enhanced **UART**, **SPI**, and **I²C** interfaces for seamless communication with peripherals. Additionally, its **10-bit ADC** and **PWM outputs** support precise analog signal processing and control tasks.  

The microcontroller features **four 8-bit I/O ports**, along with timers and watchdog functions for reliable system operation. Its **dual data pointer (DPTR)** accelerates data handling, improving performance in memory-intensive applications.  

With industrial-grade temperature tolerance and robust EMI resistance, the P89C668HFA is well-suited for automotive, industrial automation, and consumer electronics. Its compatibility with legacy 80C51 code ensures easy migration for existing designs while offering modern enhancements for new developments.  

Overall, the **P89C668HFA** balances performance, versatility, and reliability, making it a strong choice for demanding embedded systems.

Application Scenarios & Design Considerations

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM
Partnumber Manufacturer Quantity Availability
P89C668HFA PHI 23 In Stock

Description and Introduction

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM The **P89C668HFA** from PHILIPS (now NXP Semiconductors) is a high-performance 8-bit microcontroller based on the 80C51 architecture. Designed for embedded applications requiring robust processing capabilities, it features an enhanced core with six-clock operation, delivering improved efficiency over traditional 12-clock cycle designs.  

With **64 KB of Flash program memory** and **1 KB of RAM**, the P89C668HFA supports complex firmware execution while offering in-system programming (ISP) and in-application programming (IAP) for flexible code updates. Its integrated **8-channel 10-bit ADC** enables precise analog signal processing, making it suitable for industrial control, automation, and sensor-based systems.  

Additional features include **UART, SPI, and I²C interfaces** for seamless communication, along with **four 16-bit timers/counters** and a **watchdog timer** for reliable system monitoring. The microcontroller operates within a **2.7V to 5.5V** voltage range, ensuring compatibility with various power supplies.  

The P89C668HFA is housed in a **PLCC or LQFP package**, providing a compact yet powerful solution for space-constrained designs. Its low-power modes enhance energy efficiency, making it ideal for battery-operated devices.  

Engineers favor this microcontroller for its balance of performance, memory capacity, and peripheral integration, making it a versatile choice for diverse embedded applications.

Application Scenarios & Design Considerations

80C51 8-bit Flash microcontroller family 64KB ISP FLASH with 8KB RAM

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