Part Number : PIC18F242
Function : 28/40-pin High Performance, Enhanced FLASH Microcontrollers with 10-Bit A/D
Package : DIP 28 Pin Type
Maker : Microchip Technology
Pinouts : 
Description :
High Performance RISC CPU :
• C compiler optimized architecture/instruction set
- Source code compatible with the PIC16 and PIC17 instruction sets
• Linear program memory addressing to 32 Kbytes
• Linear data memory addressing to 1.5 Kbytes
Peripheral Features :
• Up to 10 MIPs operation:
- DC - 40 MHz osc./clock input
- 4 MHz - 10 MHz osc./clock input with PLL active
• 16-bit wide instructions, 8-bit wide data path
• Priority levels for interrupts
• 8 x 8 Single Cycle Hardware Multiplier
• High current sink/source 25 mA/25 mA
• Three external interrupt pins
• Timer0 module: 8-bit/16-bit timer/counter with 8-bit programmable prescaler
• Timer1 module: 16-bit timer/counter
• Timer2 module: 8-bit timer/counter with 8-bit period register (time-base for PWM)
• Timer3 module: 16-bit timer/counter
Datasheet PDF Download : 
Others datasheet of same file :
PIC18F242-E/SO, PIC18F242-I/SP, PIC18F252, PIC18F442