P89V664 Datasheet (PDF) Download
NXP Semiconductors
P89V664

Description

The P89V660/662/664 are 80C51 microcontrollers with 16 kB/32 kB/64 kB flash and 512 B/1 kB/2 kB of data RAM. These devices are designed to be drop-in and software compatible replacements for the P89C660/662/664 devices.

Key Features

  • Features and benefits
  • 1 Principal features
  • Dual 100 kHz byte-wide I2C-bus interfaces
  • 128-byte page erase for efficient use of code memory as non-volatile data storage
  • 0 MHz to 40 MHz operating frequency in 12x mode, 20 MHz in 6x mode
  • 16 kB/32 kB/64 kB of on-chip flash user code memory with ISP and IAP
  • 512 B/1 kB/2 kB RAM
  • SPI (Serial Peripheral Interface) and enhanced UART
  • PCA (Programmable Counter Array) with PWM and Capture/Compare functions
  • Three 16-bit timers/counters