Datasheet

5. Pin Configurations
Figure 5-1. 32 TQFP Pinout ATmega328PB
1
2
3
4
32
31
30
29
28
27
26
5
6
7
8
24
23
22
21
20
19
18
17
25
9
10
11
12
13
14
15
16
PD0 (PTCXY/OC3A/RXD0)
PD1 (PTCXY/OC4A/TXD0)
PD2 (PTCXY/INT0/OC3B/OC4B)
PC6 (RESET)
PC2 (ADC2/PTCY)
PC3 (ADC3/PTCY)
PC4 (ADC4/PTCY/SDA0)
PC5 (ADC5/PTCY/SCL0)
PC0 (ADC0/PTCY/MISO1)
PC1 (ADC1/PTCY/SCK1)
GND
PE2 (ADC6/PTCY/ICP3/SS1)
AVCC
AREF
PE3 (ADC7/PTCY/T3/MOSI1)
(XCK0/T0/PTCXY) PD4
GND
VCC
(SDA1/ICP4/ACO/PTCXY) PE0
(SCL1/T4/PTCXY) PE1
(XTAL1/TOSC1) PB6
(XTAL2/TOSC2) PB7
(PTCXY/AIN1) PD7
(OC1A/PTCXY) PB1
(SS0/OC1B/PTCXY) PB2
(MISO0/RXD1/PTCXY) PB4
(OC2B/INT1/PTCXY) PD3
(OC0B/T1/PTCXY) PD5
(OC0A/PTCXY/AIN0) PD6
(ICP1/CLKO/PTCXY) PB0
(MOSI0/TXD1/OC2A/PTCXY) PB3
Power
Ground
Programming/debug
Digital
Analog
Crystal/CLK
PB5 (PTCXY/XCK1/SCK0)
ATmega328PB
© 2017 Microchip Technology Inc.
Datasheet Summary
40001907A-page 8