ATMEGA325A-MU Atmel, ATMEGA325A-MU Datasheet - Page 410

• Manufacturer Part Number: ATMEGA325A-MU
• Description: IC MCU AVR 32K FLASH 64VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA325A-MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 54
• 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: 64-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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ATmega165A/165PA/325A/325PA/3250A/3250PA/645A/645P/645
Figure 29-149.ATmega325A: I/O Pin Output Voltage vs. Source Current, Port B (V
Figure 29-150.ATmega325A: I/O Pin Output Voltage vs. Source Current, Port B (V
5.1
4.9
4.8
4.7
4.6
4.5
4.4
4.3
2.8
2.6
2.4
2.2
1.8
1.6
1.4
1.2
5
2
0
0
2
2
4
4
6
6
8
8
I
I
OH
OH
10
10
[mA]
[mA]
12
12
14
14
16
16
18
18
20
20
8285B–AVR–03/11
-40°C
-40°C
CC
CC
25°C
85°C
25°C
85°C
= 5V)
= 2.7V)