ATMEGA324PA-MUR Atmel, ATMEGA324PA-MUR Datasheet - Page 411

• Manufacturer Part Number: ATMEGA324PA-MUR
• Description: MCU AVR 32KB FLASH 20 MHZ 44QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA324PA-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: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8152G–AVR–11/09
Figure 28-131.ATmega644PA: Calibrated 8 MHz RC Oscillator vs. Temperature
Figure 28-132.ATmega644PA: Calibrated 8 MHz RC Oscillator vs. OSCCAL Value
8.4
8.3
8.2
8.1
7.9
7.8
7.7
7.6
16
14
12
10
8
8
6
4
2
0
-40
0
-30
16
-20
32
-10
48
ATmega164PA/324PA/644PA/1284P
0
64
10
80
20
96
30
Temperature (°C)
112 128 144 160 176 192 208 224 240
OSCCAL (X1)
40
50
60
70
80
90
100 110 120
-40 °C
85 °C
25 °C
5.0 V
3.0 V
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