PIC18F020T中文资料微芯科技数据手册PDF规格书

DEVICE OVERVIEW

This document contains device specific information for the PIC18F010/020 microcontrollers. These devices come in 8-pin packages. Table 1-1 is an overview of the features. Figure 1-1 presents the block diagram for the PIC18F010/020 devices and Table 1-2 gives the pin descriptions.

High Performance RISC CPU:

• C compiler optimized instruction set

• Linear program memory addressing

- 4096 x 8 on-chip FLASH program memory

- 2048 x 8 on-chip FLASH program memory

(PIC18F010)

• Linear data memory addressing

- 256 x 8 general purpose registers

- 64 x 8 EEPROM

• Operating speed:

- DC - 40MHz clock input

- DC - 100 ns instruction cycle

- Internal oscillator with 5 program

selectable speeds (32kHz, 500kHz, 1MHz,

4MHz, 8MHz)

• 2.0V operation (4MHz)

• 16-bit wide instructions

• 8-bit wide data path

• 31 levels of hardware stack

• Software stack capability

• Multi-vector interrupt capability

• 8 x 8 multiply single cycle hardware

Special Microcontroller Features:

• Power-on Reset (POR), Power-up Timer (PWRT)

and Oscillator Start-up Timer (OST)

• Brown-out Reset (BOR)

• Programmable Low Voltage Detection circuitry

(PLVD)

• Watchdog Timer (WDT) with its own on-chip

RC oscillator for reliable operation

• Programmable code protection

• Power saving SLEEP mode with Wake-up on Pin

Change

• In-Circuit Serial Programming (ICSPTM) via two

pins

• Low cost MPLAB® ICD available

Peripheral Features:

• High current sink/source 25mA/25mA

• Timer0: 8-bit/16-bit timer/counter with 8-bit

programmable prescaler

CMOS Technology:

• Low power, high speed CMOS FLASH technology

• Fully static design

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

• Commercial, Industrial and Extended

temperature ranges

• Low power consumption