ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 299

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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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Company
Part Number
Manufacturer
Quantity
Price
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8271D–AVR–05/11
Table 28-5.
Note:
Table 28-6.
Note:
Table 28-7.
Extended Fuse Byte
BOOTSZ1
BOOTSZ0
BOOTRST
Extended Fuse Byte
BODLEVEL2
BODLEVEL1
BODLEVEL0
High Fuse Byte
RSTDISBL
DWEN
SPIEN
WDTON
(2)
1. The default value of BOOTSZ[1:0] results in maximum Boot Size. See
1. See
(3)
(1)
page
(1)
(1)
(1)
Extended Fuse Byte for ATmega88A/88PA/168A/168PA
Extended Fuse Byte for ATmega328/328P
Fuse High Byte for ATmega48A/48PA/88A/88PA/168A/168PA
Table 29-13 on page 324
304.
ATmega48A/PA/88A/PA/168A/PA/328/P
Bit No
Bit No
Bit No
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
Description
Select Boot Size
(see
Table 27-7 on page 292
Table 27-10 on page 293
for details)
Select Boot Size
(see
Table 27-7 on page 292
Table 27-10 on page 293
for details)
Select Reset Vector
Description
Brown-out Detector trigger level
Brown-out Detector trigger level
Brown-out Detector trigger level
Description
External Reset Disable
debugWIRE Enable
Enable Serial Program and Data
Downloading
Watchdog Timer Always On
for BODLEVEL Fuse decoding.
and
and
Default Value
1
1
1
1
1
0 (programmed)
0 (programmed)
1 (unprogrammed)
Default Value
1
1
1
1
1
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
Default Value
1 (unprogrammed)
1 (unprogrammed)
0 (programmed, SPI
programming enabled)
1 (unprogrammed)
”Pin Name Mapping” on
(1)
(1)
299

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