ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 350

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ATmega168A

Manufacturer Part Number
ATmega168A
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega168A

Flash (kbytes)
16 Kbytes
Pin Count
32
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
23
Ext Interrupts
24
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
1
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
6
Input Capture Channels
1
Pwm Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes

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8271D–AVR–05/11
Figure 30-33. ATmega48A: BOD Thresholds vs. Temperature (BODLEVEL is 4.3 V)
Figure 30-34. ATmega48A: Bandgap Voltage vs. V
1.104
1.102
1.098
1.096
1.094
1.092
1.09
1.1
4.36
4.34
4.32
4.28
4.26
4.24
1.5
4.3
-50
ATmega48A/PA/88A/PA/168A/PA/328/P
-40
2
-30
2.5
-20
-10
3
0
Temperature (°C)
V
10
CC
3.5
Falling Vcc
Rising Vcc
(V)
20
CC
30
4
40
4.5
50
60
5
70
80
5.5
-40 °C
85 °C
25 °C
90
350

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