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DEVICE OVERVIEW

This document contains device specific information for

the following devices:

? PIC18F6520 ? PIC18F8520

? PIC18F6620 ? PIC18F8620

? PIC18F6720 ? PIC18F8720

This family offers the same advantages of all PIC18 microcontrollers – namely, high computational performance at an economical price – with the addition of high endurance Enhanced Flash program memory. The PIC18FXX20 family also provides an enhanced range of program memory options and versatile analog features that make it ideal for complex, high-performance applications.

High-Performance RISC CPU:

? C compiler optimized architecture/instruction set:

- Source code compatible with the PIC16 and PIC17 instruction sets

? Linear program memory addressing to 128 Kbytes

? Linear data memory addressing to 3840 bytes

? 1 Kbyte of data EEPROM

? Up to 10 MIPs operation:

- DC – 40 MHz osc./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

? 31-level, software accessible hardware stack

? 8 x 8 Single Cycle Hardware Multiplier

External Memory Interface (PIC18F8X20 Devices Only):

? Address capability of up to 2 Mbytes

? 16-bit interface

Peripheral Features:

? High current sink/source 25 mA/25 mA

? Four external interrupt pins

? Timer0 module: 8-bit/16-bit timer/counter

? Timer1 module: 16-bit timer/counter

? Timer2 module: 8-bit timer/counter

? Timer3 module: 16-bit timer/counter

? Timer4 module: 8-bit timer/counter

? Secondary oscillator clock option – Timer1/Timer3

? Five Capture/Compare/PWM (CCP) modules:

- Capture is 16-bit, max. resolution 6.25 ns (TCY/16)

- Compare is 16-bit, max. resolution 100 ns (TCY)

- PWM output: PWM resolution is 1 to 10-bit

? Master Synchronous Serial Port (MSSP) module with two modes of operation:

- 3-wire SPI (supports all 4 SPI modes)

- I2C? Master and Slave mode

? Two Addressable USART modules:

- Supports RS-485 and RS-232

? Parallel Slave Port (PSP) module

Analog Features:

? 10-bit, up to 16-channel Analog-to-Digital Converter (A/D):

- Conversion available during Sleep

? Programmable 16-level Low-Voltage Detection (LVD) module:

- Supports interrupt on Low-Voltage Detection

? Programmable Brown-out Reset (PBOR)

? Dual analog comparators:

- Programmable input/output configuration

Special Microcontroller Features:

? 100,000 erase/write cycle Enhanced Flash program memory typical

? 1,000,000 erase/write cycle Data EEPROM memory typical

? 1 second programming time

? Flash/Data EEPROM Retention: > 40 years

? Self-reprogrammable under software control

? Power-on Reset (POR), Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)

? Watchdog Timer (WDT) with its own On-Chip RC Oscillator for reliable operation

? 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 Programming? (ICSP?) via two pins

? MPLAB? In-Circuit Debug (ICD) via two pins

CMOS Technology:

? Low-power, high-speed Flash technology

? Fully static design

? Wide operating voltage range (2.0V to 5.5V)

? Industrial and Extended temperature ranges