Microchip 80C51 Microcontroller, 16 kB Flash, 28-Pin SOIC

The Microchip 8 bit microcontrollers is dedicated to CAN network applications. It has 80C51 core architecture, 256 bytes of on chip RAM. It has 16 K bytes of on chip flash memory with data retention of 10 years at 85°C and also provides erase/write cycle 100 K. Boot code section with independent lock bits, 2 K bytes of on chip flash for bootloader.

2 K bytes of on chip EEPROM
Erase/write cycle 100 K
14-sources 4-level interrupts
Three 16-bit timers/counters
Full duplex UART compatible 80C51
Maximum crystal frequency 40 MHz
Two-channel 16-bit PCA
PWM 8 bit
high speed output
Timer and edge capture
Double data pointer