ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 562

no-image

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

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATmega168A-AU
Manufacturer:
ATMEL
Quantity:
464
Part Number:
ATmega168A-PU
Manufacturer:
ATMEL
Quantity:
1 000
8271D–AVR–05/11
18 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 146
19 SPI – Serial Peripheral Interface ......................................................... 168
20 USART0 ................................................................................................. 178
21 USART in SPI Mode ............................................................................. 206
18.1Features ..............................................................................................................146
18.2Overview .............................................................................................................146
18.3Timer/Counter Clock Sources .............................................................................147
18.4Counter Unit ........................................................................................................147
18.5Output Compare Unit ..........................................................................................148
18.6Compare Match Output Unit ................................................................................150
18.7Modes of Operation .............................................................................................151
18.8Timer/Counter Timing Diagrams .........................................................................155
18.9Asynchronous Operation of Timer/Counter2 .......................................................157
18.10Timer/Counter Prescaler ...................................................................................158
18.11Register Description ..........................................................................................160
19.1Features ..............................................................................................................168
19.2Overview .............................................................................................................168
19.3SS Pin Functionality ............................................................................................173
19.4Data Modes .........................................................................................................173
19.5Register Description ............................................................................................175
20.1Features ..............................................................................................................178
20.2Overview .............................................................................................................178
20.3Clock Generation .................................................................................................179
20.4Frame Formats ....................................................................................................182
20.5USART Initialization ............................................................................................184
20.6Data Transmission – The USART Transmitter ....................................................185
20.7Data Reception – The USART Receiver .............................................................188
20.8Asynchronous Data Reception ............................................................................192
20.9Multi-processor Communication Mode ................................................................195
20.10Examples of Baud Rate Setting ........................................................................196
20.11Register Description ..........................................................................................201
21.1Features ..............................................................................................................206
21.2Overview .............................................................................................................206
21.3Clock Generation .................................................................................................206
21.4SPI Data Modes and Timing ...............................................................................207
ATmega48A/PA/88A/PA/168A/PA/328/P
iv

Related parts for ATmega168A