ATTINY20 データシートの表示（PDF） - Atmel Corporation

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ATTINY20

8-bit AVR Microcontroller with 2K Bytes In-System Programmable Flash

Atmel Corporation 

1. Pin Configurations

1.1 SOIC & TSSOP

Figure 1-1. SOIC/TSSOP

VCC 1

(PCINT8/TPICLK/T0/CLKI) PB0 2

(PCINT9/TPIDATA/MOSI/SDA/OC1A) PB1 3

(PCINT11/RESET) PB3 4

(PCINT10/INT0/MISO/OC1B/OC0A/CKOUT) PB2 5

(PCINT7/SCL/SCK/T1/ICP1/OC0B/ADC7) PA7 6

(PCINT6/SS/ADC6) PA6 7

1.2 VQFN

Figure 1-2. VQFN

14 GND

13 PA0 (ADC0/PCINT0)

12 PA1 (ADC1/AIN0/PCINT1)

11 PA2 (ADC2/AIN1/PCINT2)

10 PA3 (ADC3/PCINT3)

9 PA4 (ADC4/PCINT4)

8 PA5 (ADC5/PCINT5)

(PCINT4/ADC4) PA4 1

(PCINT3/ADC3) PA3 2

(PCINT2/AIN1/ADC2) PA2 3

(PCINT1/AIN0/ADC1) PA1 4

(PCINT0/ADC0) PA0 5

NOTE

Bottom pad should be

soldered to ground.

DNC: Do Not Connect

15 PA7 (ADC7/OC0B/ICP1/T1/SCL/SCK/PCINT7)

14 PB2 (CKOUT/OC0A/OC1B/MISO/INT0/PCINT10)

13 PB3 (RESET/PCINT11)

12 PB1 (OC1A/SDA/MOSI/TPIDATA/PCINT9)

11 PB0 (CLKI/T0/TPICLK/PCINT8)

ATtiny20 [DATASHEET]

2

Atmel-8235F-AVR-ATtiny20-Datasheet_09/2014

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