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PIC16F873A-ISP
PIC16F87X 28/40-pin 8-Bit CMOS FLASH Microcontrollers • PIC16F873 • PIC16F874 • PIC16F876 • PIC16F877 Microcontroller Core Features: • High-performance RISC CPU • Only 35 single word instructions to learn • All single cycle instructions except for program branches which are two cycle • Operating speed: DC - 20 MHz clock input DC - 200 ns instruction cycle • Up to 8K x 14 words of FLASH Program Memory, Up to 368 x 8 bytes of Data Memory (RAM) Up to 256 x 8 bytes of EEPROM data memory • Pinout compatible to the PIC16C73B/74B/76/77 • Interrupt capability (up to 14 sources) • Eight level deep hardware stack • Direct, indirect and relative addressing modes • 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 • Low-power, high-speed CMOS FLASH/EEPROM technology • Fully static design • In-Circuit Serial Programming™ (ICSP) via two pins • Single 5V In-Circuit Serial Programming capability • In-Circuit Debugging via two pins • Processor read/write access to program memory • Wide operating voltage range: 2.0V to 5.5V • High Sink/Source Current: 25 mA • Commercial and Industrial temperature ranges • Low-power consumption: - < 2 mA typical @ 5V, 4 MHz - 20 µA typical @ 3V, 32 kHz - < 1 µA typical standby current © 1999 Microchip Technology Inc. Pin Diagram PDIP MCLR/VPP/THV RA0/AN0 1 40 2 3 39 38 4 37 RA3/AN3/VREF+ 5 36 RA4/T0CKI 6 7 35 34 RB2 33 RB0/INT VDD RA1/AN1 RA2/AN2/VREF- RA5/AN4/SS RE0/RD/AN5 RE1/WR/AN6 RE2/CS/AN7 VDD VSS 8 9 10 11 32 31 RB7/PGD RB6/PGC RB5 RB4 RB3/PGM RB1 VSS 30 RD7/PSP7 29 28 27 RD6/PSP6 RD5/PSP5 RD4/PSP4 RC0/T1OSO/T1CKI 15 26 RC7/RX/DT RC1/T1OSI/CCP2 16 17 25 24 RC6/TX/CK 18 23 19 20 22 21 RC4/SDI/SDA RD3/PSP3 OSC1/CLKIN OSC2/CLKOUT RC2/CCP1 RC3/SCK/SCL RD0/PSP0 RD1/PSP1 12 13 PIC16F877/874 Devices Included in this Data Sheet: 14 RC5/SDO RD2/PSP2 Peripheral Features: • Timer0: 8-bit timer/counter with 8-bit prescaler • Timer1: 16-bit timer/counter with prescaler, can be incremented during sleep via external crystal/clock • Timer2: 8-bit timer/counter with 8-bit period register, prescaler and postscaler • Two Capture, Compare, PWM modules - Capture is 16-bit, max. resolution is 12.5 ns - Compare is 16-bit, max. resolution is 200 ns - PWM max. resolution is 10-bit • 10-bit multi-channel Analog-to-Digital converter • Synchronous Serial Port (SSP) with SPI™ (Master Mode) and I2C™ (Master/Slave) • Universal Synchronous Asynchronous Receiver Transmitter (USART/SCI) with 9-bit address detection • Parallel Slave Port (PSP) 8-bits wide, with external RD, WR and CS controls (40/44-pin only) • Brown-out detection circuitry for Brown-out Reset (BOR) DS30292B-page 1
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