ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 353

• 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

29.2.5
29.2.6
8025K–AVR–10/09
Power-save Supply Current
Standby Supply Current
Figure 29-59. Power-Save Supply Current vs. V
Figure 29-60. Standby Supply Current vs. Vcc (Watchdog Timer Disabled).
0.18
0.16
0.14
0.12
0.08
0.06
0.04
0.02
0.1
1. 6
1. 4
1. 2
1. 0
0. 8
0. 6
0. 4
0. 2
0
1.5
1. 5
tal Oscillator Running).
WATC HD OG TIM ER D ISAB LED a n d 32 kH z C RYS TA L OSC IL L ATO R RUN NI NG
2. 0
2
P OW E R -S AV E S U P P LY C U R R ENT vs. V
2.5
2 . 5
STANDBY SUPPLY CURRENT vs. V
WATCHDOG TIMER DISABLED
3.0
3
V
C C
V
3.5
3 .5
CC
CC
( V)
(V)
(Watchdog Timer Disabled and 32 kHz Crys-
ATmega48P/88P/168P
4 .0
4
4.5
4.5
CC
C C
5 .0
5
5 .5
5.5
6MHz_res
6MHz_xtal
4MHz_res
4MHz_xtal
2MHz_res
2MHz_xtal
450kHz_res
25 °C
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