ATMEGA168-20PI Atmel, ATMEGA168-20PI Datasheet - Page 329
ATMEGA168-20PI
Manufacturer Part Number
ATMEGA168-20PI
Description
IC AVR MCU 16K 20MHZ 28DIP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA168-20PI
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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29.9
2545S–AVR–07/10
Pin Thresholds and Hysteresis
Figure 29-27. I/O Pin Sink Current vs. Output Voltage (V
Figure 29-28. I/O Pin Input Threshold Voltage vs. V
2.5
1.5
0.5
14
12
10
8
6
4
2
0
3
2
1
0
1.5
0
0.2
2
0.4
2.5
0.6
3
0.8
V
V
OL
CC (V)
3.5
1
(V)
1.2
4
CC
(VIH, I/O Pin Read As '1')
1.4
CC
4.5
= 1.8V)
ATmega48/88/168
1.6
5
1.8
-40°C
25°C
85°C
5.5
2
-40°C
85°C
25°C
329
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