ATMEGA324A-MU Atmel, ATMEGA324A-MU Datasheet - Page 515
![IC MCU AVR 32K 20MHZ 44VQFN](/photos/12/13/121316/313-44-qfn_sml.jpg)
ATMEGA324A-MU
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
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28.7.10
8272A–AVR–01/10
BOD Threshold
Figure 28-325.ATmega1284: Reset Pin Input Hysteresis vs. V
Figure 28-326.ATmega1284: BOD Threshold vs. Temperature (V
164A/164PA/324A/324PA/644A/644PA/1284/1284P
4.37
4.35
4.33
4.31
4.29
4.27
4.25
4.23
0.6
0.5
0.4
0.3
0.2
0.1
0
-50
1.5
-40
2
-30
-20
2.5
-10
0
3
Temperature (°C)
Falling Vcc
Rising Vcc
10
V
CC
3.5
20
(V)
30
4
40
50
CC
4.5
BOT
60
= 4.3V)
70
5
80
5.5
90
-40 °C
25 °C
85 °C
515
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