ATMEGA168-20MUR Atmel, ATMEGA168-20MUR Datasheet - Page 334

• Manufacturer Part Number: ATMEGA168-20MUR
• Description: MCU AVR 16KB FLASH 20MHZ 32QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA168-20MUR

• 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-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• For Use With: ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

334
ATmega48/88/168
Figure 29-37. Bandgap Voltage vs. V
Figure 29-38. Analog Comparator Offset Voltage vs. Common Mode Voltage (V
1.095
1.085
0.009
0.008
0.007
0.006
0.005
0.004
0.003
0.002
0.001
1.09
1.08
1.1
0
1.5
0
0.5
2
1
2.5
1.5
3
Common Mode Voltage (V)
2
CC
3.5
V
CC
2.5
(V)
4
3
4.5
3.5
5
4
5.5
4.5
-40°C
85°C
5
6
-40°C
85°C
CC
2545S–AVR–07/10
= 5V)