ATMEGA328-MU Atmel, ATMEGA328-MU Datasheet - Page 509
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ATMEGA328-MU
Manufacturer Part Number
ATMEGA328-MU
Description
IC MCU AVR 32K FLASH 32QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA328-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
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
Processor Series
ATMEGA32x
Core
AVR
Data Bus Width
8 bit
Data Ram Size
2 KB
Interface Type
2-Wire, SPI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
23
Number Of Timers
3
Operating Supply Voltage
1.8 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
Operating Temperature Range
- 40 C to + 85 C
Processor To Be Evaluated
ATMEGA328
Supply Current (max)
0.2 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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29.8.2
8271C–AVR–08/10
Idle Supply Current
Figure 29-335.ATmega328P: Idle Supply Current vs. Low Frequency (0.1-1.0 MHz)
Figure 29-336.ATmega328P: Idle Supply Current vs. Frequency (1-20 MHz)
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
0.16
0.12
0.08
0.04
0.2
3.5
2.5
1.5
0.5
0
4
3
2
1
0
0
0
0.1
2
0.2
4
1.8 V
0.3
6
0.4
8
Frequency (MHz)
Frequency (MHz)
0.5
10
2.7 V
0.6
12
3.3 V
0.7
14
0.8
16
4.0 V
0.9
18
20
1
5.5 V
5.0 V
4.5 V
4.0 V
3.3 V
2.7 V
1.8 V
5.5 V
5.0 V
4.5 V
509
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