ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 345
ATMEGA328P-20PU
Manufacturer Part Number
ATMEGA328P-20PU
Description
Manufacturer
Atmel
Datasheet
1.ATMEGA328P-20PU.pdf
(419 pages)
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
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8025K–AVR–10/09
Figure 29-45. Reset Supply Current vs. Frequency (1 - 20 MHz).
Figure 29-46. Minimum Reset Pulse width vs. V
1800
1600
1400
1200
1000
800
600
400
200
4.5
3.5
2.5
1.5
0.5
4
3
2
1
0
0
1.5
0
2
2
4
1.8 V
RESET SUPPLY CURRENT vs. FREQUENCY
MINIMUM RESET PULSE WIDTH vs. V
2.5
6
3
8
Frequency (MHz)
1 - 20 MHz
V
CC
3.5
10
CC
(V)
2.7 V
.
12
ATmega48P/88P/168P
4
3.3 V
14
4.5
CC
16
4.0 V
5
18
5.5
20
5.5 V
4.5 V
-40 °C
85 °C
25 °C
345
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