ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 330

• 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

29.1.7
8025K–AVR–10/09
Pin Pull-Up
Figure 29-15. I/O Pin Pull-up Resistor Current vs. Input Voltage (V
Figure 29-16. I/O Pin Pull-up Resistor Current vs. Input Voltage (V
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
0.5
0.5
1
1
V
V
cc
cc
V
V
= 1.8 V
OP
1.5
= 2.7 V
OP
1.5
(V)
(V)
ATmega48P/88P/168P
2
2
CC
CC
2.5
2.5
= 1.8 V).
= 2.7 V).
3
3
-40 °C
-40 °C
85 °C
25 °C
85 °C
25 °C
330