ATMEGA3250V-8AUR Atmel, ATMEGA3250V-8AUR Datasheet - Page 355
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ATMEGA3250V-8AUR
Manufacturer Part Number
ATMEGA3250V-8AUR
Description
MCU AVR 32K FLASH 8MHZ 100TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA325-16AUR.pdf
(362 pages)
Specifications of ATMEGA3250V-8AUR
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
69
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)
1.8 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Table of Contents
2570M–AVR–04/11
1
2
3
4
5
6
7
8
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 2
Overview ................................................................................................... 4
Resources ................................................................................................. 9
Data Retention .......................................................................................... 9
About Code Examples ............................................................................. 9
AVR CPU Core ........................................................................................ 10
AVR Memories ........................................................................................ 18
System Clock and Clock Options ......................................................... 26
2.1
2.2
2.3
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
7.1
7.2
7.3
7.4
7.5
8.1
8.2
8.3
8.4
8.5
8.6
Block Diagram ...................................................................................................4
Comparison between ATmega325, ATmega3250, ATmega645 and
ATmega6450 5
Pin Descriptions .................................................................................................6
Overview ..........................................................................................................10
Architectural Overview .....................................................................................10
ALU – Arithmetic Logic Unit .............................................................................11
Status Register ................................................................................................12
General Purpose Register File ........................................................................13
Stack Pointer ...................................................................................................14
Instruction Execution Timing ...........................................................................14
Reset and Interrupt Handling ...........................................................................15
In-System Reprogrammable Flash Program Memory .....................................18
SRAM Data Memory ........................................................................................19
EEPROM Data Memory ..................................................................................20
I/O Memory ......................................................................................................21
Register Description ........................................................................................22
Clock Systems and their Distribution ...............................................................26
Clock Sources .................................................................................................27
Crystal Oscillator .............................................................................................28
Low-frequency Crystal Oscillator .....................................................................29
Calibrated Internal RC Oscillator .....................................................................29
External Clock .................................................................................................30
ATmega325/3250/645/6450
i
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