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P89LPC922FN from PHILIS,Philips

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P89LPC922FN

Manufacturer: PHILIS

8-bit microcontrollers with two-clock 80C51 core 2 kB/4 kB/8 kB 3 V low-power Flash with 256-byte data RAM

Partnumber Manufacturer Quantity Availability
P89LPC922FN PHILIS 16 In Stock

Description and Introduction

8-bit microcontrollers with two-clock 80C51 core 2 kB/4 kB/8 kB 3 V low-power Flash with 256-byte data RAM The **P89LPC922FN** from PHILIPS (now NXP Semiconductors) is a versatile 8-bit microcontroller designed for embedded control applications. Built on an enhanced 80C51 core, it combines high performance with low power consumption, making it suitable for a wide range of industrial, automotive, and consumer electronics applications.  

Featuring **4 KB of flash memory**, **256 bytes of RAM**, and an in-system programmable (ISP) architecture, the P89LPC922FN offers flexibility in firmware updates and debugging. Its integrated peripherals include an **8-channel 10-bit ADC**, two 16-bit timers, a watchdog timer, and a UART for serial communication. Additionally, it supports **I²C and SPI interfaces**, enhancing connectivity with other devices.  

The microcontroller operates at **3.3 V or 5 V**, with power-saving modes such as idle and power-down to optimize energy efficiency. Its compact **TSSOP-20 package** ensures space-efficient PCB designs, while robust ESD protection improves reliability in harsh environments.  

With its balance of performance, integration, and cost-effectiveness, the P89LPC922FN remains a practical choice for developers seeking a reliable embedded solution. Its compatibility with legacy 8051 code simplifies migration while offering modern enhancements for contemporary applications.

Partnumber Manufacturer Quantity Availability
P89LPC922FN NXP 2500 In Stock

Description and Introduction

8-bit microcontrollers with two-clock 80C51 core 2 kB/4 kB/8 kB 3 V low-power Flash with 256-byte data RAM The **P89LPC922FN** from NXP is a high-performance, low-power 8-bit microcontroller designed for embedded applications requiring efficient processing and minimal power consumption. Based on the 80C51 core, this MCU operates at frequencies up to 18 MHz, offering a balance of speed and energy efficiency.  

Featuring 8 kB of flash memory and 256 bytes of RAM, the P89LPC922FN provides sufficient storage for small to medium-sized firmware applications. Its integrated peripherals include a UART, I²C, SPI, and multiple timers, making it suitable for communication and control tasks. Additionally, the device supports in-system programming (ISP) and in-application programming (IAP), enabling flexible firmware updates without removing the chip from the circuit.  

With its low-power modes—including idle and power-down—the P89LPC922FN is ideal for battery-operated or energy-sensitive designs. Its robust I/O capabilities, combined with built-in features like watchdog timers and brown-out detection, enhance system reliability.  

Engineers often choose this microcontroller for applications such as industrial automation, consumer electronics, and IoT devices where cost-effectiveness and compact design are priorities. The P89LPC922FN’s combination of performance, power efficiency, and integrated features makes it a versatile solution for embedded system development.

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