ATmega324PA Atmel Corporation, ATmega324PA Datasheet - Page 2

• Manufacturer Part Number: ATmega324PA
• Manufacturer: Atmel Corporation

Specifications of ATmega324PA

• Flash (kbytes): 32 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 32
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• 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: Yes
• 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: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

1. Pin Configurations
1.1
8272CS–AVR–06/11
Pinout - PDIP/TQFP/VQFN/QFN/MLF for
Figure 1-1.
Note:
The large center pad underneath the VQFN/QFN/MLF package should be soldered to ground on
the board to ensure good mechanical stability.
(PCINT14/OC3A/MISO) PB6
(PCINT26/RXD1/INT0) PD2
(PCINT13/ICP3/MOSI) PB5
(PCINT15/OC3B/SCK) PB7
ATmega164A/PA/324A/PA/644A/PA/1284/P
(PCINT24/RXD0/T3) PD0
Pinout
(PCINT25/TXD0) PD1
(PCINT28/XCK1/OC1B) PD4
(PCINT14/OC3A/MISO) PB6
(PCINT11/OC0A/AIN1) PB3
(PCINT26/RXD1/INT0) PD2
(PCINT13/ICP3/MOSI) PB5
(PCINT15/OC3B/SCK) PB7
(PCINT27/TXD1/INT1) PD3
(PCINT30/OC2B/ICP) PD6
(PCINT10/INT2/AIN0) PB2
(PCINT12/OC0B/SS) PB4
(PCINT24/RXD0/T3) PD0
(PCINT9/CLKO/T1) PB1
(PCINT8/XCK0/T0) PB0
(PCINT29/OC1A) PD5
(PCINT25/TXD0) PD1
RESET
XTAL2
XTAL1
GND
VCC
ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P
RESET
XTAL2
XTAL1
GND
VCC
TQFP/QFN/MLF
PA0 (ADC0/PCINT0)
PA1 (ADC1/PCINT1)
PA2 (ADC2/PCINT2)
PA3 (ADC3/PCINT3)
PA4 (ADC4/PCINT4)
PA5 (ADC5/PCINT5)
PA6 (ADC6/PCINT6)
PA7 (ADC7/PCINT7)
AREF
GND
AVCC
PC7 (TOSC2/PCINT23)
PC6 (TOSC1/PCINT22)
PC5 (TDI/PCINT21)
PC4 (TDO/PCINT20)
PC3 (TMS/PCINT19)
PC2 (TCK/PCINT18)
PC1 (SDA/PCINT17)
PC0 (SCL/PCINT16)
PD7 (OC2A/PCINT31)
PA4 (ADC4/PCINT4)
PA5 (ADC5/PCINT5)
PA6 (ADC6/PCINT6)
PA7 (ADC7/PCINT7)
AREF
GND
AVCC
PC7 (TOSC2/PCINT23)
PC6 (TOSC1/PCINT22)
PC5 (TDI/PCINT21)
PC4 (TDO/PCINT20)
2