MICROCHIP PIC18F452-I/PT

High-Performance, Enhanced Flash Microcontrollers with 10-Bit A/D

• 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
• 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
• 8×8 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
• Secondary oscillator clock option - Timer1/Timer3
• Two Capture/Compare/PWM (CCP) modules. CCP pins that can be configured as: Capture input: capture is 16-bit, max. resolution 6.25 ns (TCY/16); Compare is 16-bit, max. resolution 100 ns (TCY); PWM output: PWM resolution is 1- to 10-bit, max. PWM freq. @: 8-bit resolution = 156 kHz, 10-bit resolution = 39 kHz
• Master Synchronous Serial Port (MSSP) module, Two modes of operation: 3-wire SPI (supports all 4 SPI modes); I²C Master and Slave mode
• Addressable USART module: Supports RS-485 and RS-232
• Parallel Slave Port (PSP) module
• Compatible 10-bit Analog-to-Digital Converter module (A/D) with: Fast sampling rate; Conversion available during SLEEP; Linearity ≤1 LSb