ATMEGA168-20AI Atmel, ATMEGA168-20AI Datasheet - Page 337
ATMEGA168-20AI
Manufacturer Part Number
ATMEGA168-20AI
Description
IC AVR MCU 16K 20MHZ 32TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA168-20AI
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 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-TQFP, 32-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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29.12 Current Consumption of Peripheral Units
2545S–AVR–07/10
Figure 29-43. Calibrated 8 MHz RC Oscillator Frequency vs. Osccal Value
Figure 29-44. Brownout Detector Current vs. V
13.5
11.5
9.5
7.5
5.5
3.5
32
30
28
26
24
22
20
18
1.5
0
16
32
2
48
2.5
64
80
96
3
OSCCAL VALUE
112 128 144 160 176 192 208 224 240
V
CC
3.5
(V)
CC
4
4.5
ATmega48/88/168
5
5.5
-40°C
-40°C
85°C
25°C
25°C
85°C
337
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