ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 322

• Manufacturer Part Number: ATMEGA328P-20PU
• Manufacturer: Atmel

Specifications of ATMEGA328P-20PU

• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SPI/TWI/USART
• Program Memory Type: Flash
• Program Memory Size: 32KB
• Total Internal Ram Size: 2KB
• # I/os (max): 23
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 6-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 28
• Package Type: PDIP
• Lead Free Status / Rohs Status: Compliant

29.1
29.1.1
8025K–AVR–10/09
ATmega48P Typical Characteristics
Active Supply Current
Figure 29-1. Active Supply Current vs. Low Frequency (0.1-1.0 MHz).
Figure 29-2. Active Supply Current vs. Frequency (1 - 20 MHz).
1.4
1.2
0.8
0.6
0.4
0.2
20
16
12
8
4
0
1
0
0
0
0.1
2
ACTIVE SUPPLY CURRENT vs. LOW FREQUENCY
0.2
ACTIVE SUPPLY CURRENT vs. FREQUENCY
4
1.8 V
0.3
6
0.4
8
Frequency (MHz)
Frequency (MHz)
2.7 V
0.1-1.0 MHz
1 - 20 MHz
0.5
10
0.6
12
ATmega48P/88P/168P
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
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