This document is the datasheet for Microchip Technology Inc.'s PIC18F45J10 series from 2005, which introduces the features and characteristics of the high-performance RISC microcontroller with 28/40/44 pins using nanowatt technology.
The PIC18F45J10 series is a high‑performance 8‑bit microcontroller from Microchip, offering a range of operating voltages, integrated peripherals, and flexible oscillator options. The document provides detailed electrical specifications, memory organization, and pin configurations for the 28‑pin and 40/44‑pin packages.
Key sections include device overview, oscillator configuration, power‑management modes, memory structures, peripheral modules such as MSSP, EUSART, ADC, and comparator, as well as electrical and package information. The datasheet also lists programming and debugging features, as well as ordering and support details. This manual is written in Chinese.
| Operating voltage range | 2.0 V to 3.6 V |
|---|---|
| Maximum input voltage on digital pins | 5.5 V |
| On‑chip regulator voltage | 2.5 V |
| Hardware multiplier | 8 × 8 single‑cycle |
| Watchdog timer programmable period | 4 ms to 131 s |
| Maximum oscillator frequency | 40 MHz |
It operates from 2.0 V up to 3.6 V.
The device can run at up to 40 MHz.
It contains an 8 × 8 single‑cycle hardware multiplier.
The watchdog timer can be programmed from 4 ms to 131 s.