ATMEGA168-20PI Atmel, ATMEGA168-20PI Datasheet - Page 367
ATMEGA168-20PI
Manufacturer Part Number
ATMEGA168-20PI
Description
IC AVR MCU 16K 20MHZ 28DIP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA168-20PI
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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35.17 Rev. 2545C-04/04
35.18 Rev. 2545B-01/04
2545S–AVR–07/10
1.
2.
3.
4.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
Added section
Updated C code examples containing old IAR syntax.
Speed Grades changed: 12 MHz to 10 MHz and 24 MHz to 20 MHz
Updated
Updated
Updated
Added PDIP to “I/O and Packages”, updated “Speed Grade” and Power Consumption
Estimates in
Updated
value.
of the PRR bits to 2-wire, Timer/Counters, USART, Analog Comparator and ADC
sections.
Updated
Updated
Extra Compare Match Interrupt OCF2B added to features in section
Timer/Counter2 with PWM and Asynchronous Operation” on page 139
Updated
page 285 to 287 and
284. Fixed typo in
Updated whole
Added item 2 to 5 in
Renamed the following bits:
- SPMEN to SELFPRGEN
- PSR2 to PSRASY
- PSR10 to PSRSYNC
- Watchdog Reset to Watchdog System Reset
Updated BLBSET description in
Status Register” on page
“Speed Grades” on page
“Ordering Information” on page
“Errata ATmega88” on page
“Watchdog Timer” on page
Figure 15-2 on page 129
Table 9-1 on page
“Stack Pointer” on page 12
35.“Features” on page
“Power Reduction Register” on page 40
“Typical Characteristics” on page
Table 12-1 on page
“Errata ATmega48” on page
Table 23-1 on page
282.
38,
Table 23-5 on page
“SPMCSR – Store Program Memory Control and
and
304.
1.
48.
with RAMEND as recommended Stack Pointer
359.
66.
Table 15-3 on page
349.
248. Added note 2 to
314.
356.
258,
ATmega48/88/168
and a note regarding the use
Table 27-4
130.
Table 27-1 on page
to
Table 27-7
“8-bit
367
on
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