ATMEGA325A-MU Atmel, ATMEGA325A-MU Datasheet - Page 501

• 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

29.6.8
8285B–AVR–03/11
Pin Driver Strength
ATmega165A/165PA/325A/325PA/3250A/3250PA/6
Figure 29-325.ATmega3250PA: Reset Pull-up Resistor Current vs. Reset Pin Voltage
Figure 29-326.ATmega3250PA: I/O Pin Output Voltage vs. Source Current, Ports A, C, D, E, F,
40
35
30
25
20
15
10
5.05
4.95
4.85
4.75
4.65
5
0
4.9
4.8
4.7
4.6
0
5
0
G (V
0.2
CC
1
= 5V)
0.4
2
3
0.6
4
0.8
V
RESET
I
OH
5
[mA]
[V]
1
6
1.2
7
1.4
8
1.6
9
1.8
10
-40 °C
25 °C
85 °C
-40 °C
25 °C
85 °C
(V
CC
= 1.8V)
501