ATMEGA324A-MU Atmel, ATMEGA324A-MU Datasheet - Page 378

• Manufacturer Part Number: ATMEGA324A-MU
• Description: IC MCU AVR 32K 20MHZ 44VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA324A-MU

• 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
• Processor Series: ATmega
• Core: AVR
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: JTAG, TWI, SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8272A–AVR–01/10
Figure 28-66. ATmega164PA: I/O Pin Pull-up Resistor Current vs. Input Voltage (V
Figure 28-67. ATmega164PA: Reset Pull-up Resistor Current vs. Reset Pin Voltage
164A/164PA/324A/324PA/644A/644PA/1284/1284P
140
120
100
80
60
40
20
35
30
25
20
15
10
5
0
0
0
0
(V
CC
= 1.8V).
1
0.5
2
V
V
RESET
OP
3
1
(V)
(V)
4
1.5
5
2
6
-40 °C
-40 °C
CC
25 °C
85 °C
25 °C
85 °C
= 5V).
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