ATMEGA168-20MQ Atmel, ATMEGA168-20MQ Datasheet - Page 324

• Manufacturer Part Number: ATMEGA168-20MQ
• Description: IC MCU AVR 16K FLASH 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA168-20MQ

• 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-TQFPATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.7
324
Pin Pull-up
ATmega48/88/168
Figure 29-17. Standby Supply Current vs. V
Figure 29-18. I/O Pin Pull-Up Resistor Current vs. Input Voltage (V
85°C
160
140
120
100
500
450
400
350
300
250
200
150
100
80
60
40
20
50
0
0
1.5
0
-40°C
25°C
2
1
2.5
2
3
V
V
CC
OP
3.5
3
(V)
(V)
CC
(Full Swing Crystal Oscillator)
4
4
4.5
5
CC
5
= 5V)
5.5
6
16 MHz Xtal
12 MHz Xtal
6 MHz Xtal
(ckopt)
4 MHz Xtal
(ckopt)
2 MHz Xtal
(ckopt)
2545S–AVR–07/10