ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 387
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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29.3.11
8025K–AVR–10/09
Internal Oscilllator Speed
Figure 29-125.BOD Thresholds vs. Temperature (BODLEVEL is 4.3 V).
Figure 29-126.Watchdog Oscillator Frequency vs. Temperature.
4.45
4.35
4.25
4.15
4.05
120
118
116
114
112
110
108
106
104
4.5
4.4
4.3
4.2
4.1
4
-50
0
-40
10
WATCHDOG OSCILLATOR FREQUENCY vs. TEMPERATURE
-30
20
-20
30
BOD THRESHOLDS vs. TEMPERATURE
-10
40
0
10
50
Temperature (C)
Temperature
Vcc = 4.3V
20
60
30
Rising Vcc
70
40
ATmega48P/88P/168P
Falling Vcc
80
50
2.7 V
3.3 V
5.0 V
90
60
100
70
80
110
90
120
100
387
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