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PIC16F84A-20/P - PIC16F84A Flash 18-pin 20MHz 1kB Microcontroller Datasheet - Buy PIC16F84A-20/P


Photograph
PIC16F84A-20/P - PIC16F84A Flash 18-pin 20MHz 1kB Microcontroller
Features

High-Performance RISC CPU

    - Only 35 single word instructions to learn

    - All instructions are single cycle (1µs) except for program branches

    - Operating speed: DC - 20MHz clock input

    - 1 kBytes Flash Program Memory

    - 68 Byte RAM Data Memory

    - 68 Byte EEPROM Data Memory

    - In-circuit Serial Programming

    - Four Interrupt Sources

Peripheral Features

    - One 8-bit timer/counter(TMR0) with 8-bit programmable prescalar

    - One 16 bit timer/counter

    - High current source/sink for direct LED drive

    - Watchdog Timer (WDT) with Separate RC Oscillator

Special Microcontroller Features

    - Power-On Reset

    - Power-up Timer (PWRT) and Oscillator Start-Up Timer (OST)

    - 1,000 erase/write cycls Enhanced Flash Program Memory

    - 1,000,000 typical erase/write cycles EEPROM Data Memory

    - Selectable Oscillator Options

CMOS Technology

    - Low power, high speed CMOS FLASH technology

    - Fully Static Design

    - Low Power Consumption

    - Fully Static Design

    - < 2mA @ 5V, 4MHz

    - 15µA typical @ 3V, 32kHz

    - < 0.5µA typical standby current

I/O and Packages

    - 13 I/O pins with individual direction control

    - 18-pin DIP


Pin Description
Pin Number Description
1 RA2 - Port A
2 RA3 - Port A
3 RA4/TOCK1 - Port A
4 MCLR - Master Clear Input
5 Vss - Ground
6 RB0/INT - Port B
7 RB1 - Port B
8 RB2 - Port B
9 RB3 - Port B
10 RB4 - Port B
11 RB5 - Port B
12 RB6 - Port B
13 RB7 - Port B
14 Vdd - Positive Power Supply
15 OSC2/CLKOUT - Oscillator Output
16 OSC1/CLKIN - Oscillator Input
17 RA0 - Port A
18 RA1 - Port A
Pin Layout
PIC16F84 Pin Layout

Dimensional Drawing
PDIP18 Dimension Drawing

Technical Data

Data Sheet

Microchip - Data Sheet for PIC16F84 Datasheet

Application Notes

Microchip - Application Notes for PIC16F84 Datasheet



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