ATmega329A Atmel Corporation, ATmega329A Datasheet - Page 2

• Manufacturer Part Number: ATmega329A
• Manufacturer: Atmel Corporation

Specifications of ATmega329A

• Flash (kbytes): 32 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 17
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

1. Pin Configurations
1.1
Figure 1-1.
8284DS–AVR–6/11
(USCK/SCL/PCINT4) PE4
(XCK/AIN0/PCINT2) PE2
(DI/SDA/PCINT5) PE5
(OC0A/PCINT12) PB4
(OC1A/PCINT13) PB5
(OC1B/PCINT14) PB6
(MOSI/PCINT10) PB2
(MISO/PCINT11) PB3
(CLKO/PCINT7) PE7
(AIN1/PCINT3) PE3
(RXD/PCINT0) PE0
(TXD/PCINT1) PE1
(SCK/PCINT9) PB1
(DO/PCINT6) PE6
Pinout - 64A (TQFP) and 64M1 (QFN/MLF)
(SS/PCINT8) PB0
Pinout ATmega169A/ATmega169PA/ATmega329A/ATmega329PA/ATmega649A/ATmega649P
LCDCAP
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
10
11
15
16
12
14
13
1
2
5
6
7
8
9
3
4
INDEX CORNER
39
38
35
34
33
48
47
46
45
44
43
42
41
40
37
36
PA3 (COM3)
PA4 (SEG0)
PA5 (SEG1)
PA6 (SEG2)
PA7 (SEG3)
PG2 (SEG4)
PC7 (SEG5)
PC5 (SEG7)
PC4 (SEG8)
PC3 (SEG9)
PC2 (SEG10)
PC1 (SEG11)
PC0 (SEG12)
PC6 (SEG6)
PG1 (SEG13)
PG0 (SEG14)
35