ATMEGA328-MUR Atmel, ATMEGA328-MUR Datasheet - Page 449

• 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

8271C–AVR–08/10
Figure 29-221.ATmega168A: BOD Thresholds vs. Temperature (BODLEVEL is 4.3 V)
Figure 29-222.ATmega168A: Bandgap Voltage vs. V
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
1.135
1.133
1.131
1.129
1.127
1.125
1.123
1.121
1.119
1.117
1.115
4.34
4.32
4.28
4.26
4.24
4.22
4.3
4.2
1.5
-50
-40
2
-30
-20
2.5
-10
0
3
Temperature (°C)
10
Falling Vcc
Rising Vcc
Vcc (V)
3.5
20
30
CC
4
40
50
4.5
60
70
5
80
5.5
90
-40 °C
85 °C
25 °C
449