The PIC18F4550-I/P is a 40 pin dip 32KB high performance enhanced flash microcontroller chip.

Features:

• 40 pin DIP package
• Individual pin input/output control
• 256 - 4000 memory lines
• 35 I/O pins
• 1-35 outputs
• 1-35 inputs
• 0-13 ADC inputs
• 256 Bytes of data memory
• Up to 48MHz operating speed

Datasheet PIC18F4550-I/P