40-Pin Enhanced FLASH Microcontroller Product Brief High Performa

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40-Pin Enhanced FLASH Microcontroller Product Brief High Performa

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PIC16F874A/877A
40-Pin Enhanced FLASH Microcontroller Product Brief
High Performance RISC CPU:
Only single word instructions learn single cycle instructions except program branches, which cycle Operating speed: clock input instruction cycle words FLASH Program Memory, bytes Data Memory (RAM), bytes EEPROM data memory Pinout compatible other 40-pin PIC16CXXX PIC16FXXX microcontrollers
Diagram:
PDIP
MCLR/VPP RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+ RA4/T0CKI RA5/AN4/SS RE0/RD/AN5 RE1/WR/AN6 RE2/CS/AN7 OSC1/CLKIN OSC2/CLKOUT RC0/T1OSO/T1CKI RC1/T1OSI/CCP2 RC2/CCP1 RC3/SCK/SCL RD0/PSP0 RD1/PSP1 RB7/PGD RB6/PGC RB3/PGM RB0/INT RD7/PSP7 RD6/PSP6 RD5/PSP5 RD4/PSP4 RC7/RX/DT RC6/TX/CK RC5/SDO RC4/SDI/SDA RD3/PSP3 RD2/PSP2
Peripheral Features:
Timer0 module: 8-bit timer/counter with 8-bit prescaler Timer1 module: 16-bit timer/counter with prescaler, incremented during SLEEP external crystal/clock Timer2 module: 8-bit timer/counter with 8-bit period register, prescaler postscaler Capture, Compare, modules Master Synchronous Serial Port (MSSP) module. modes operation: 3-wire SPI(supports modes) I2CMaster Slave mode Addressable USART module: Supports interrupt Address Parallel Slave Port (PSP) module 8-bits wide, external controls High Sink/Source Current:
CMOS Technology:
power, high speed FLASH/EEPROM technology Fully static design Wide operating voltage range (2.0V 5.5V) Commercial Industrial temperature ranges power consumption
Special Microcontroller Features:
100,000 erase/write cycle Enhanced FLASH program memory typical 1,000,000 erase/write cycle Data EEPROM memory typical Data EEPROM Retention years Self reprogrammable under software control In-Circuit Serial Programming(ICSPTM) pins Single supply In-Circuit Serial Programming Watchdog Timer (WDT) with on-chip oscillator reliable operation Programmable code protection Power saving SLEEP mode Selectable oscillator options In-Circuit Debug (ICD) pins
Analog Features:
10-bit 8-ch Analog-to-Digital Converter (A/D) Brown-out Reset (BOR) Analog Comparator module with: analog comparators Programmable on-chip voltage reference (VREF) module Programmable input multiplexing from device inputs internal voltage reference Comparator outputs externally accessible
Device
MSSP Data EEPROM 10-bit Timers SRAM USART Comparators Single Word (Bytes) (ch) (PWM) Master 8/16-bit Bytes (Bytes) Instructions 4096 8192
Program Memory
PIC16F874A 7.2K PIC16F877A 14.3K
2001 Microchip Technology Inc.
Advance Information
PIC16F874A/877A
DS30304C-page
PIC16F874A/877A
Diagrams:
PLCC
RC1/T1OSI/CCP2 RC2/CCP1 RC3/SCK/SCL RD0/PSP0 RD1/PSP1 RD2/PSP2 RD3/PSP3 RC4/SDI/SDA RC5/SDO RC6/TX/CK
RA4/T0CKI RA5/AN4/SS RE0/RD/AN5 RE1/WR/AN6 RE2/CS/AN7 OSC1/CLKIN OSC2/CLKOUT RC0/T1OSO/T1CK1
RA3/AN3/VREF+ RA2/AN2/VREF-/CVREF RA1/AN1 RA0/AN0 MCLR/VPP RB7/PGD RB6/PGC
PIC16F877A PIC16F874A
RB3/PGM RB0/INT RD7/PSP7 RD6/PSP6 RD5/PSP5 RD4/PSP4 RC7/RX/DT
TQFP
RC6/TX/CK RC5/SDO RC4/SDI/SDA RD3/PSP3 RD2/PSP2 RD1/PSP1 RD0/PSP0 RC3/SCK/SCL RC2/CCP1 RC1/T1OSI/CCP2
DS30304C-page
Advance Information
RB6/PGC RB7/PGD MCLR/VPP RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+
RC7/RX/DT RD4/PSP4 RD5/PSP5 RD6/PSP6 RD7/PSP7 RB0/INT RB3/PGM
PIC16F877A PIC16F874A
RC0/T1OSO/T1CKI OSC2/CLKOUT OSC1/CLKIN RE2/AN7/CS RE1/AN6/WR RE0/AN5/RD RA5/AN4/SS RA4/T0CKI
2001 Microchip Technology Inc.
Note following details code protection feature PICmicro® MCUs. PICmicro family meets specifications contained Microchip Data Sheet. Microchip believes that family PICmicro microcontrollers most secure products kind market today, when used intended manner under normal conditions. There dishonest possibly illegal methods used breach code protection feature. these methods, knowledge, require using PICmicro microcontroller manner outside operating specifications contained data sheet. person doing engaged theft intellectual property. Microchip willing work with customer concerned about integrity their code. Neither Microchip other semiconductor manufacturer guarantee security their code. Code protection does mean that guaranteeing product "unbreakable". Code protection constantly evolving. Microchip committed continuously improving code protection features product.
have further questions about this matter, please contact local sales office nearest you.
Information contained this publication regarding device applications like intended through suggestion only superseded updates. your responsibility ensure that your application meets with your specifications. representation warranty given liability assumed Microchip Technology Incorporated with respect accuracy such information, infringement patents other intellectual property rights arising from such otherwise. Microchip's products critical components life support systems authorized except with express written approval Microchip. licenses conveyed, implicitly otherwise, under intellectual property rights.
Trademarks Microchip name logo, Microchip logo, PIC, PICmicro, PICMASTER, PICSTART, MATE, KEELOQ, SEEVAL, MPLAB Embedded Control Solutions Company registered trademarks Microchip Technology Incorporated U.S.A. other countries. Total Endurance, ICSP, In-Circuit Serial Programming, FilterLab, MXDEV, microID, FlexROM, fuzzyLAB, MPASM, MPLINK, MPLIB, PICC, PICDEM, PICDEM.net, ICEPIC, Migratable Memory, FanSense, ECONOMONITOR, Select Mode microPort trademarks Microchip Technology Incorporated U.S.A. Serialized Quick Term Programming (SQTP) service mark Microchip Technology Incorporated U.S.A. other trademarks mentioned herein property their respective companies. 2001, Microchip Technology Incorporated, Printed U.S.A., Rights Reserved.
Printed recycled paper.
Microchip received QS-9000 quality system certification worldwide headquarters, design wafer fabrication facilities Chandler Tempe, Arizona July 1999. Company's quality system processes procedures QS-9000 compliant PICmicro® 8-bit MCUs, KEELOQ® code hopping devices, Serial EEPROMs microperipheral products. addition, Microchip's quality system design manufacture development systems 9001 certified.
2001 Microchip Technology Inc.
Advance Information
DS30304C page
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DS30304C-page
Advance Information
2001 Microchip Technology Inc.

40-Pin Enhanced FLASH Microcontroller Product Brief High Performa

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