ATMEGA324A-MUR Atmel, ATMEGA324A-MUR Datasheet - Page 81
![IC MCU AVR 32K 20MHZ 44VQFN](/photos/12/13/121316/313-44-qfn_sml.jpg)
ATMEGA324A-MUR
Manufacturer Part Number
ATMEGA324A-MUR
Description
IC MCU AVR 32K 20MHZ 44VQFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA324A-MUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-VQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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13.3.1
8272A–AVR–01/10
Alternate Functions of Port A
The Port A pins with alternate functions are shown in
Table 13-3.
• ADC7:0/PCINT7:0 – Port A, Bit 7:0
ADC7:0, Analog to Digital Converter, Channels 7:0
PCINT7:0, Pin Change Interrupt source 7:0: The PA7:0 pins can serve as external interrupt
sources.
164A/164PA/324A/324PA/644A/644PA/1284/1284P
Port Pin
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
Port A Pins Alternate Functions
Alternate Function
ADC7 (ADC input channel 7)
PCINT7 (Pin Change Interrupt 7)
ADC6 (ADC input channel 6)
PCINT6 (Pin Change Interrupt 6)
ADC5 (ADC input channel 5)
PCINT5 (Pin Change Interrupt 5)
ADC4 (ADC input channel 4)
PCINT4 (Pin Change Interrupt 4)
ADC3 (ADC input channel 3)
PCINT3 (Pin Change Interrupt 3)
ADC2 (ADC input channel 2)
PCINT2 (Pin Change Interrupt 2)
ADC1 (ADC input channel 1)
PCINT1 (Pin Change Interrupt 1)
ADC0 (ADC input channel 0)
PCINT0 (Pin Change Interrupt 0)
.
Table
13-3.
81
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