ATMEGA328-AU Atmel, ATMEGA328-AU Datasheet - Page 481
ATMEGA328-AU
Manufacturer Part Number
ATMEGA328-AU
Description
IC MCU AVR 32K FLASH 32TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA328-AU
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-TQFP, 32-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA328-AU
Manufacturer:
SAMSUNG
Quantity:
15 000
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29.7
29.7.1
8271C–AVR–08/10
ATmega328 Typical Characteristics
Active Supply Current
Figure 29-282.ATmega168PA: Minimum Reset Pulse width vs. V
Figure 29-283.ATmega328: Active Supply Current vs. Low Frequency (0.1-1.0 MHz)
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
1.2
0.8
0.6
0.4
0.2
1
0
0
1750
1500
1250
1000
750
500
250
0
1.5
0.1
2
0.2
2.5
0.3
0.4
3
Frequency (MHz)
V
0.5
CC
3.5
(V)
0.6
4
0.7
4.5
CC
0.8
5
0.9
5.5
-40 °C
85 °C
25 °C
1
5.5 V
5.0 V
4.5 V
4.0 V
3.3 V
2.7 V
1.8 V
481
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