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PIC16F877A-I/L - PIC16F877A Flash 44-pin 4MHz 8kB Microcontroller - Buy PIC16F877A-I/L

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PIC16F877A-I/L - PIC16F877A Flash 44-pin 4MHz 8kB Microcontroller

Features

arrowHigh-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
  • - 8 kBytes Flash Program Memory
  • - 368 Byte RAM Data Memory
  • - 256 Byte EEPROM Data Memory
  • - In-circuit Serial Programming
  • - Interrupt Capability (up to 10 sources)

arrowPeripheral Features

  • - Two 8-bit timer/counter(TMR0, TMR2) with 8-bit programmable prescalar
  • - One 16 bit timer/counter (TMR1)
  • - High current source/sink for direct LED drive
  • - Watchdog Timer (WDT) with Separate RC Oscillator
  • - Two Capture, Compare, PWM Modules
  • - Synchronous Serial Port with SPI and I²C
  • - Eight Channel, 10-bit Analog to Digital Converter
  • - Universal Synchronous Asynchronous Receiver Transmitter (USART)

arrowSpecial Microcontroller Features

  • - Power-On Reset
  • - Power-up Timer (PWRT) and Oscillator Start-Up Timer (OST)
  • - 1,000 erase/write cycles Enhanced Flash Program Memory
  • - 1,000,000 typical erase/write cycles EEPROM Data Memory
  • - Selectable Oscillator Options

arrowCMOS Technology

  • - Low power, high speed CMOS FLASH technology
  • - Fully Static Design
  • - Low Power Consumption

arrowI/O and Packages

  • - 33 I/O pins with individual direction control
  • - 44-pin PLCC

Pin Layout
PIC16F877A-I/L Pin Layout

Pin Description
Pin Number Description
1 NC - Not Connected
2 MCLR/VPP - Master Clear Input
3 RA0/AN0 - Port A
4 RA1/AN1 - Port A
5 RA2/AN2/VREF-/CVREF - Port A
6 RA3/AN3/VREF+ - Port A
7 RA4/T0CKI/C1OUT - Port A
8 RA5/AN4/SS/C2OUT - Port A
9 RE0/RD/AN5 - Port E
10 RE1/WR/AN6 - Port E
11 RE2/CS/AN7 - Port E
12 Vdd - Positive Power Supply
13 Vss - Ground
14 OSC1/CLKI - Oscillator Input
15 OSC2/CLKO - Oscillator Output
16 RC0/T1OSO/T1CKI - Port C
17 NC - Not Connected
18 RC1/T1OSI/CCP2 - Port C
19 RC2/CCP1 - Port C
20 RC3/SCK/SCL - Port C
21 RD0/PSP0 - Port D
22 RD1/PSP1 - Port D
23 RD2/PSP2 - Port D
24 RD3/PSP3 - Port D
25 RC4/SDI/SDA - Port C
26 RC5/SDO - Port C
27 RC6/TX/CK - Port C
28 NC - Not Connected
29 RC7/RX/DT - Port C
30 RD4/PSP4 - Port D
31 RD5/PSP5 - Port D
32 RD6/PSP6 - Port D
33 RD7/PSP7 - Port D
34 Vss - Ground
35 Vdd - Positive Power Supply
36 RB0/INT - Port B
37 RB1 - Port B
38 RB2 - Port B
39 RB3/PGM - Port B
40 NC - Not Connected
41 RB4 - Port B
42 RB5 - Port B
43 RB6/PGC - Port B
44 RB7/PGD - Port B

Dimensional Drawing
PIC16F877A-I/L IC Dimensional Drawing