PIC16F74-E/L

PIC16 系列 192 B RAM 4 kB 闪存 8位 CMOS 微控制器 - PLCC-44

DEVICE OVERVIEW

This document contains device specific information about the following devices:

   • PIC16F73

   • PIC16F74

   • PIC16F76

   • PIC16F77

PIC16F73/76 devices are available only in 28-pin packages, while PIC16F74/77 devices are available in 40-pin and 44-pin packages.

High Performance RISC CPU:

• 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

• Pinout compatible to the PIC16C73B/74B/76/77

• Pinout compatible to the PIC16F873/874/876/877

• Interrupt capability up to 12 sources

• Eight level deep hardware stack

• Direct, Indirect and Relative Addressing modes

• Processor read access to program memory

Special Microcontroller Features:

• 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

• In-Circuit Serial Programming™ ICSP™ via two pins

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

• 8-bit, up to 8-channel Analog-to-Digital converter

• Synchronous Serial Port SSP with SPI™ Master mode and I2C™ Slave

• Universal Synchronous Asynchronous Receiver Transmitter USART/SCI

• 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

CMOS Technology:

• Low power, high speed CMOS FLASH technology

• Fully static design

• Wide operating voltage range: 2.0V to 5.5V

• High Sink/Source Current: 25 mA

• Industrial temperature range

• Low power consumption:

   - < 2 mA typical @ 5V, 4 MHz

   - 20 µA typical @ 3V, 32 kHz

   - < 1 µA typical standby current