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PIC16
PIC16F628A-I/P - PIC16F628A Flash 18-pin 20MHz 2kB Microcontroller with USART - Buy PIC16F628A-I/P
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Photograph
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Features
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 High-Performance RISC CPU
- Only 35 single word instructions to learn
- All instructions are 1µs (@4MHz) except for program branches
- Operating speed: DC - 20MHz clock input
- 2 kBytes Flash Program Memory
- 224 Byte RAM Data Memory
- 128 Byte EEPROM Data Memory
- In-circuit serial programming
Peripheral Features
- Universal Synchronous/Asynchronous Receiver/Transmitter (USART)
- Two 8-bit timer/counter(TMR0,TMR2) with 8-bit programmable prescalar
- One 16 bit timer/counter
- High current source/sink for direct LED drive
- Watchdog Timer (WDT) with separate RC oscillator
- Two Analog Comparators
- Capture/Compare PWM (CCP) Module
- 16 Bytes of common RAM
Special Microcontroller Features
- Power-On Reset
- Power-up Timer (PWRT) and Oscillator Start-Up Timer (OST)
- Brown-out Detect (BOD)
- Watchdog Timer with separate RC oscillator
- Selectable Oscillator Options
CMOS Technology
- Low power, high speed CMOS FLASH technology
- Fully Static Design
- Low Power Consumption
- < 2mA @ 5V, 4MHz
- 15µA typical @ 3V, 32kHz
- < 1µA typical standby current
I/O and Packages
- 15 I/O pins with individual direction control
- 18-pin DIP
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Pin Description
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Pin Number
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Description
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1
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RA2/AN2/Vref - Port A
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2
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RA3/AN3/CMP1 - Port A
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3
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RA4/TOCK1/CMP2 - Port A
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4
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RA5/MCLR/THV - Port A
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5
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Vss - Ground
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6
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RB0/INT - Port B
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7
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RB1/RX/DT - Port B
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8
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RB2/TX/CK - Port B
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9
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RB3/CCP1 - Port B
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10
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RB4/PGM - Port B
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11
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RB5 - Port B
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12
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RB6/T1OSO/T1CK1 - Port B
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13
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RB7/T1OS1 - Port B
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14
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Vdd - Positive Power Supply
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15
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RA6/OSC2/CLKOUT - Port A
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16
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RA7/OSC1/CLKIN - Port A
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17
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RA0/AN0 - Port A
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18
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RA1/AN1 - Port A
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Pin Layout
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Dimensional Drawing
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Technical Data
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Data Sheet
Application Notes
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