
PIC18FXX8

28/40-Pin High Performance, Enhanced FLASH
Microcontrollers with CAN

High Performance RISC CPU:

• Linear program memory addressing up to
  2 Mbytes
• Linear data memory addressing to 4 Kbytes
• Up to 10 MIPs operation
• DC - 40 MHz 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 Multiplie

Peripheral Features:

• 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
• Capture/Compare/PWM (CCP) modules CCP
  pins can be configured as:
  - Capture input: 16-bit, max resolution 6.25 ns
  - Compare: 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
• Enhanced CCP module which has all the features
  of the standard CCP module, but also has the
  following features for advanced motor control:
  - 1, 2, or 4 PWM outputs
  - Selectable PWM polarity
  - Programmable PWM dead-time
• Master Synchronous Serial Port (MSSP) with two
  modes of operation:
  - 3-wire SPI™ (Supports all 4 SPI modes)
  - I2C™ Master and Slave mode
• Addressable USART module:
  - Supports Interrupt on Address bit

Advanced Analog Features:

• 10-bit, up to 8-channel Analog-to-Digital Converter
  module (A/D) with:
  - Conversion available during SLEEP
  - Up to 8 channels available
• Analog Comparator Module:
  - Programmable input and output multiplexing
• Comparator Voltage Reference Module
• Programmable Low Voltage Detection (LVD) module
  - Supports interrupt on low voltage detection
• Programmable Brown-out Reset (BOR)

CAN bus Module Features:

• Complies with ISO CAN Conformance Test
• Message bit rates up to 1 Mbps
• Conforms to CAN 2.0B ACTIVE Spec with:
  - 29-bit Identifier Fields
  - 8-byte message length
  - 3 Transmit Message Buffers with prioritization
  - 2 Receive Message Buffers
  - 6 full 29-bit Acceptance Filters
  - Prioritization of Acceptance Filters
  - Multiple Receive Buffers for High Priority
    Messages to prevent loss due to overflow
  - Advanced Error Management Features

Special Microcontroller Features:

• Power-on Reset (POR), Power-up Timer (PWRT),
  and Oscillator Start-up Timer (OST)
• Watchdog Timer (WDT) with its own on-chip RC
  oscillator
• Programmable code protection
• Power saving SLEEP mode
• Selectable oscillator options, including:
  - 4X Phase Lock Loop (of primary oscillator)
  - Secondary Oscillator (32 kHz) clock input
• In-Circuit Serial ProgrammingTM (ICSPTM) via two pins

FLASH Technology:

• Low power, high speed Enhanced FLASH technology
• Fully static design
• Wide operating voltage range (2.0V to 5.5V)
• Industrial and Extended temperature ranges
