This document is a datasheet of PIC18F85J90 series microcontrollers released by Microchip Technology Inc. in 2007. The series features high performance with 64/80 pins and an LCD driver.
The PIC18F85J90 series are 64‑pin and 80‑pin high‑performance microcontrollers that integrate an LCD driver, multiple timers, communication modules, and a 12‑bit ADC. They are designed for industrial‑grade applications with a wide operating voltage range and flexible clock options.
This data sheet details the device overview, oscillator configuration, power‑management modes, memory organization, peripheral modules, package information, and ordering codes. It also includes contact information for Microchip sales and support locations worldwide. This manual is written in Chinese.
| Flash program memory | 32 KB |
|---|---|
| SRAM | 2.5 KB |
| Operating voltage range | 2.0 V to 3.6 V |
| LCD driver capability | Up to 48 segments and 192 pixels |
| Watchdog timer period | 4 ms to 131 s (programmable) |
| ADC channels | 12‑channel 10‑bit ADC |
| Maximum I/O pin current | 25 mA per pin |
| Internal oscillator frequency | 31.25 kHz to 8 MHz (selectable) |
| External clock frequency | Up to 40 MHz |
The device operates from 2.0 V up to 3.6 V.
The flash program memory is up to 32 KB.
Yes, it includes an LCD driver that can drive up to 48 segments and 192 pixels.