This document describes the power management modes, oscillator architecture, microcontroller features, peripheral features, and ECAN module features of the PIC18F2682/2685/4682/4685 series products from Microchip Technology Inc.
This document describes the PIC18F2682/2685/4682/4685 family of 28‑, 40‑ and 44‑pin enhanced‑memory microcontrollers. It lists key features such as a 10‑bit ADC, multiple power‑saving modes, and a range of peripheral modules including CAN, USART, SPI, and PWM.
Detailed pin‑out tables for PDIP, SOIC, TQFP, and QFN packages are included, along with electrical characteristics, memory capacities, and timing specifications. Contact information for Microchip worldwide offices is also provided. This manual is written in Chinese.
| Operating voltage | 2.0 V to 5.5 V |
|---|---|
| Active‑mode current consumption | 5.8 µA (typical) |
| Sleep‑mode current consumption | 0.1 µA (typical) |
| Timer1 oscillator current | 1.1 µA at 32 kHz, 2 V |
| Watchdog timer period | 41 ms to 131 s |
| Flash program memory | 100 kbytes |
| Internal oscillator range | 31 kHz to 8 MHz |
| ADC conversion speed | 100 ksps |
The devices operate from 2.0 V up to 5.5 V.
Typical sleep‑mode current consumption is 0.1 µA.
The devices provide 100 kbytes of flash program memory.