PIC18F4680-I/PT

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1. Describe

This series of devices offers all the advantages of PIC18 microcontrollers-namely high computing power Get performance at an economical price. In addition to these features, PIC18F2585/2680/4585/4680 The series introduces design enhancements that make These microcontrollers are a logical choice for many people High-performance, power-sensitive applications. Main distinguishing features and specifications High temperature PIC18F2585/2680/4585/4680 Home equipment includes:

  1. Above 125°C, flash memory does not allow writing Program memory

  2. All AC timing specifications have been increased by 30% The derating factor includes parameters such as TPWRT

  3. The maximum HS operating frequency is 20 MHz

2. High temperature characteristics

    1. The ambient temperature range is -40°C to 150°C

3. Features of ECAN module

    1. Message bit rate up to 1 Mbps

    2. Comply with CAN 2.0B ACTIVE specification

    3. Fully backward compatible with PIC18XXX8 CAN Module

    4. Three operating modes:

        - Traditional, enhanced traditional, first-in first-out

    5. Three dedicated transmission buffers with priority

    6. Two dedicated receive buffers

    7. Six programmable receive/transmit buffers

    8. Three complete 29-bit acceptance masks

    9. 16 complete 29-bit acceptance filters with dynamic correlation

  10. DeviceNet™ data byte filter support

  11. Automatic remote frame processing

  12. Advanced error management functions

4. Power management mode

    1. Operation: CPU on, Peripherals on

    2. Idle: CPU is off, peripherals are on

    3. Sleep: CPU is off, peripherals are off

    4. Two-speed oscillator start

5. Flexible oscillator structure

    1. Four crystal modes, up to 40 MHz

    2. 4x Phase Locked Loop (PLL)-can be used for crystals And internal oscillator

    3. Two external RC modes, up to 4 MHz

    4. Two external clock modes, up to 40 MHz

    5. Internal oscillator module:

        - 8 user selectable frequencies,From 31 kHz to 8 MHz

        - Provides a complete range of clock speeds,From 31 kHz to 32 MHz when used with PLL

        - User adjustable to compensate for frequency drift

    6. Use Timer1 @ 32 kHz auxiliary oscillator

    7. Fail-safe clock monitor

        - If the peripheral clock is stopped, a safe shutdown is allowed

6. Special microcontroller features

    1. With optional C compiler optimization architecture Extended instruction set

    2. Interrupt priority

    3. 8 x 8 single-cycle hardware multiplier

    4. Extended Watchdog Timer (WDT):

        - Programmable period from 41 ms to 131s

    5. Single power supply 5V online serial Programming via two pins™ (ICSP™)

    6. In-circuit debugging (ICD) through two pins

7. Surrounding highlights

    1. High current sink/source 25 mA/25 mA

    2. Three external interrupts

    3. A capture/compare/PWM (CCP1) module

    4. Enhanced Capture/Compare/PWM (ECCP1) module (40/44 pin devices only):

        - One, two or four PWM outputs

        - Optional polarity

        - Programmable dead time

        - Automatic shutdown and automatic restart

    5. Master Synchronous Serial Port (MSSP) module Supports 3-Wire SPI (all 4 modes) and I2C™ master mode and slave mode

    6. Enhanced addressable USART module:

        - Support RS-485, RS-232 and LIN/J2602 support

        - RS-232 operation using internal oscillator module (No external crystal required)

        - Automatic wake-up at the start position

        - Automatic baud rate detection (ABD)

    7. 10-bit, up to 11-channel analog-to-digital converter Module (A/D), up to 100 ksps

        - Automatic acquisition ability

        - Conversions available during sleep

    8. Dual analog comparators with input multiplexing function