Datasheet Datasheet ATtiny24A, ATtiny44A, ATtiny84A. Summary (Microchip) - 2

1. Pin Configurations Figure 1-1.
Pinout of ATtiny24A/44A/84A
PDIP/SOIC
VCC 1 14 GND (PCINT8/XTAL1/CLKI) PB0 2 13 PA0 (ADC0/AREF/PCINT0) (PCINT9/XTAL2) PB1 3 12 PA1 (ADC1/AIN0/PCINT1) (PCINT11/RESET/dW) PB3 4 11 PA2 (ADC2/AIN1/PCINT2) (PCINT10/INT0/OC0A/CKOUT) PB2 5 10 PA3 (ADC3/T0/PCINT3) (PCINT7/ICP/OC0B/ADC7) PA7 6 9 PA4 (ADC4/USCK/SCL/T1/PCINT4) (PCINT6/OC1A/SDA/MOSI/DI/ADC6) PA6 7 8 PA5 (ADC5/DO/MISO/OC1B/PCINT5)
QFN/MLF/VQFN
5 6 Pin 16: PA6 (PCINT6/OC1A/SDA/MOSI/DI/ADC6) PA DNC DNC DNC PA Pin 20: PA5 (ADC5/DO/MISO/OC1B/PCINT5) 20 19 18 17 16 (ADC4/USCK/SCL/T1/PCINT4) PA4 1 15 PA7 (PCINT7/ICP/OC0B/ADC7) (ADC3/T0/PCINT3) PA3 2 14 PB2 (PCINT10/INT0/OC0A/CKOUT) (ADC2/AIN1/PCINT2) PA2 3 13 PB3 (PCINT11/RESET/dW) (ADC1/AIN0/PCINT1) PA1 4 12 PB1 (PCINT9/XTAL2) (ADC0/AREF/PCINT0) PA0 5 11 PB0 (PCINT8/XTAL1/CLKI) 6 7 8 9 10 NOTE Bottom pad should be DNC DNC GND VCC DNC soldered to ground. DNC: Do Not Connect
Table 1-1.
UFBGA - Pinout ATtiny24A/44A/84A (top view)
1 2 3 4 A
PA5 PA6 PB2
B
PA4 PA7 PB1 PB3
C
PA3 PA2 PA1 PB0
D
PA0 GND GND VCC
2 ATtiny24A/44A/84A
8183FS–AVR–06/12 Document Outline Features 1. Pin Configurations 1.1 Pin Descriptions 1.1.1 VCC 1.1.2 GND 1.1.3 Port B (PB3:PB0) 1.1.4 RESET 1.1.5 Port A (PA7:PA0) 2. Overview 3. General Information 3.1 Resources 3.2 Code Examples 3.3 Capacitive Touch Sensing 3.4 Data Retention 3.5 Disclaimer 4. Register Summary 5. Instruction Set Summary 6. Ordering Information 6.1 ATtiny24A 6.2 ATtiny44A 6.3 ATtiny84A 7. Packaging Information 7.1 14S1 7.2 14P3 7.3 15CC1 7.4 20M1 7.5 20M2 8. Errata 8.1 ATtiny24A 8.1.1 Rev. H 8.1.2 Rev. G 8.1.3 Rev. F 8.2 ATtiny44A 8.2.1 Rev. G 8.2.2 Rev. F 8.2.3 Rev. E 8.3 ATtiny84A 8.3.1 Rev. C 9. Datasheet Revision History 9.1 Rev. 8183F – 06/12 9.2 Rev. 8183E – 01/12 9.3 Rev. 8183D – 04/11 9.4 Rev. 8183C – 03/11 9.5 Rev. 8183B – 03/10 9.6 Rev. 8183A – 12/08