ATMEGA328-MUR Atmel, ATMEGA328-MUR Datasheet - Page 451
![no-image](/images/manufacturer_photos/0/0/78/atmel_sml.jpg)
ATMEGA328-MUR
Manufacturer Part Number
ATMEGA328-MUR
Description
IC MCU AVR 32K FLASH 32QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA328-MUR
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
23
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
32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8271C–AVR–08/10
Figure 29-225.ATmega168A: Calibrated 8 MHz RC Oscillator Frequency vs. V
Figure 29-226.ATmega168A: Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
8,4
8.2
7.8
7.6
7.4
8.3
8.2
8.1
7.9
7.8
7.7
7.6
7.5
8
8
1.5
-50
-40
2
-30
-20
2.5
-10
0
3
Temperature (°C)
10
V
CC
3.5
20
(V)
30
4
40
50
4.5
60
70
5
80
CC
5.5
90
-40 °C
5.5 V
5.0 V
2.7 V
1.8 V
85 °C
25 °C
451
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