ATMEGA325P-20MUR Atmel, ATMEGA325P-20MUR Datasheet - Page 356
ATMEGA325P-20MUR
Manufacturer Part Number
ATMEGA325P-20MUR
Description
MCU AVR 32K FLASH 20MHZ 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA3250P-20AU.pdf
(364 pages)
Specifications of ATMEGA325P-20MUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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33. Datasheet Revision History
33.1
33.2
33.3
33.4
33.5
33.6
8023F–AVR–07/09
Rev.8023F– 07/09
Rev.8023E– 06/08
Rev.8023D – 08/07
Rev.8023C – 08/07
Rev.8023B – 08/07
Rev.8023A – 12/06
Please note that the referring page numbers in this section are referring to this document.The
referring revision in this section are referring to the document revision.
1.
2.
1.
2.
3.
4.
5.
6.
7.
1.
2.
1.
1.
2.
3.
4.
1.
Updated
Updated the last page with Atmel’s new addresses.
Updated description of
Updated description of
Added notes to the overview section of
Updated address of
Bullet five updated in
Updated
Added Errata for
page
Added
Updated Device and JTAG ID in
Updated
Updated
Updated DEVICE and JTAG ID in
Updated
Updated
Initial version.
355.
”Data Retention” on page
”Errata” on page
”System and Reset Characterizations” on page
”Errata” on page
”Features” on page
”System and Reset Characterizations” on page
”Typical Characteristics” on page 314
”ATmega325P rev. C” on page 354
”PORTA – Port A Data Register” on page
”Asynchronous Operation of Timer/Counter2” on page
”Stack Pointer” on page
”Low-frequency Crystal Oscillator” on page
354.
354.
1.
”Signature Bytes” on page
10.
Table 25-6 on page 274
”External Interrupts” on page
15.
ATmega325P/3250P
and
308.
308.
”ATmega3250P rev. C” on
274.
85.
32.
58.
147.
356
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