ATMEGA325A-MU Atmel, ATMEGA325A-MU Datasheet - Page 525

• 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

29.7.3
8285B–AVR–03/11
ATmega645A: Supply Current of I/O modules
ATmega165A/165PA/325A/325PA/3250A/3250PA/6
Figure 29-373.ATmega645A: Idle Supply Current vs. V
Figure 29-374.ATmega645A: Idle Supply Current vs. V
The tables and formulas below can be used to calculate the additional current consumption for
the different I/O modules in Active and Idle mode. The enabling or disabling of the I/O modules
0.45
0.35
0.25
0.15
0.4
0.3
0.2
0.1
9.5
8.5
7.5
6.5
5.5
4.5
3.5
2.5
1.5
1.5
1.5
2
2
2.5
2.5
3
3
V
V
CC
CC
3.5
3.5
(V)
(V)
CC
CC
4
4
(Internal RC Oscillator, 1MHz)
(32kHz Watch Crystal)
4.5
4.5
5
5
5.5
5.5
-45 °C
-45 °C
25 °C
85 °C
85 °C
25 °C
525