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

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