микроконтроллер pic16f628a i ss
Микроконтроллер от Microchip: 2048x14 FLASH, 224b RAM, 512b EEPROM, ISP.High Performance RISC CPU:• Operating speeds from DC - 20 MHz• Interrupt capability• 8-level deep hardware stack• Direct, Indirect and Relative Addressing modes• 35 single word instructions- All instructions single cycle except branchesSpecial Microcontroller Features:• Internal and external oscillator options- Precision Internal 4 MHz oscillator factorycalibrated to ±1%- Low Power Internal 37 kHz oscillator- External Oscillator support for crystals andresonators.• Power saving SLEEP mode• Programmable weak pull-ups on PORTB• Multiplexed Master Clear/Input-pin• Watchdog Timer with independent oscillator forreliable operation• Low voltage programming• In-Circuit Serial Programming (via two pins)• Programmable code protection• Brown-out Reset• Power-on Reset• Power-up Timer and Oscillator Start-up Timer• Wide operating voltage range. (2.0 - 5.5V)• Industrial and extended temperature range• High Endurance FLASH/EEPROM Cell- 100,000 write FLASH endurance- 1,000,000 write EEPROM endurance- 100 year data retentionLow Power Features:• Standby Current:- 100 nA @ 2.0V, typical• Operating Current:- 12 µA @ 32 kHz, 2.0V, typical- 120 µA @ 1 MHz, 2.0V, typical• Watchdog Timer Current- 1 µA @ 2.0V, typical• Timer1 oscillator current:- 1.2 µA @ 32 kHz, 2.0V, typical• Dual Speed Internal Oscillator:- Run-time selectable between 4 MHz and37 kHz- 4 µs wake-up from SLEEP, 3.0V, typicalPeripheral Features:• 16 I/O pins with individual direction control• High current sink/source for direct LED drive• Analog comparator module with:- Two analog comparators- Programmable on-chip voltage reference(VREF) module- Selectable internal or external reference- Comparator outputs are externally accessible• Timer0: 8-bit timer/counter with 8-bitprogrammable prescaler• Timer1: 16-bit timer/counter with external crystal/clock capability• Timer2: 8-bit timer/counter with 8-bit period register, prescaler and postscaler• Capture, Compare, PWM module- 16-bit Capture/Compare- 10-bit PWM• Addressable Universal Synchronous/Asynchronous Receiver/Transmitter USART/SCI
