ATMEGA328P-20PU Atmel, ATMEGA328P-20PU Datasheet - Page 311
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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28.3
8025K–AVR–10/09
3. The current consumption values include input leakage current.
4. Maximum values are characterized values and not test limits in production.
Speed Grades
Maximum frequency is dependent on V
mum Frequency vs. V
4.5V.
Figure 28-1. Maximum Frequency vs. V
Figure 28-2. Maximum Frequency vs. V
20 MHz
20 MHz
10 MHz
10 MHz
4 MHz
4 MHz
1.8V
1.8V
CC
curve is linear between 1.8V < V
2.7V
2.7V
CC.
CC
CC
As shown in
, ATmega48P/88P/168PV
, ATmega48P/88P/168P
Safe Operating Area
Safe Operating Area
ATmega48P/88P/168P
Figure 28-1
CC
< 2.7V and between 2.7V < V
4.5V
4.5V
and
Figure
28-2, the Maxi-
5.5V
5.5V
CC
311
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