ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 557

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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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36. Datasheet Revision History
36.1
36.2
36.3
8271D–AVR–05/11
Rev. 8271D – 05/11
Rev. 8271C – 08/10
Rev. 8271B – 04/10
Please note that the referring page numbers in this section are referred to this document. The
referring revision in this section are referring to the document revision.
1.
2.
3.
4.
5.
6.
7.
8.
98.
1.
2.
3.
4.
1.
2.
3.
4.
5.
Added Atmel QTouch Sensing Capablity Feature
Updated the datasheet according to the Atmel new brand style guide.
Added 32UFBGA Pinout,
Corrected use of SBIS instructions in assembly code examples.
Corrected BOD and BODSE bits to R/W in
Figures for bandgap characterization added,
Updated
Added a footnote to the PINxn,
Updated
Updated
MMH” and “ATmega328-MMHR”.
Updated
MMH” and “ATmega328P-MMHR”.
Added
Updated
Updated the
Updated
“32CC1”
“32CC1”
Updated
on page 70
on page
on page
363 on page
Updated
responding package.
“Ordering Information”
375,
450,
”Register Description” on page 94
”Errata ATmega328” on page 555
Package drawing.
Table 9-8
”Packaging Information” on page 548
“Ordering Information”,”ATmega328P” on page
”Ordering Information” on page 540
“Ordering Information”,”ATmega328” on page
Package drawing added on
ATmega48A/PA/88A/PA/168A/PA/328/P
and
“SRAM Data
525.
Figure 30-128 on page
Figure 30-269 on page
Section 14.4 on page 94
with correct value for timer oscilliator at xtal2/tos2
Table 1-1 on page
Memory”,
for ATmega48PA/88PA/168PA/328P @ 105°C
page
Figure 8-3 on page
94.
400,
475,
”Packaging Information” on page
Figure 30-175 on page
Figure 30-316 on page 500
Section 10.11.2 on page
with PINxn as R/W.
and
2.
Figure 30-34 on page
with CCU and CCUR code related to
by replacing 28M1 with a correct cor-
”Errata ATmega328P” on page 556
19.
547. Added “ATmega328P-
546. Added “ATmega328-
425,
350,
46,
and
Figure 30-222
548.
Figure 30-81
Section 12.5
Figure 30-
557

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