ATXMEGA256A3-MU Atmel, ATXMEGA256A3-MU Datasheet - Page 129

• Manufacturer Part Number: ATXMEGA256A3-MU
• Description: 8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
• Manufacturer: Atmel

Specifications of ATXMEGA256A3-MU

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: AVR
• Data Bus Width: 8 bit/16 bit
• Maximum Clock Frequency: 32 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 16 KB
• On-chip Adc: Yes
• Package / Case: QFN EP
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 8
• Data Rom Size: 4 KB
• Interface Type: I2C, SPI, USART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 50
• Number Of Timers: 7
• Processor Series: ATXMega
• Program Memory Type: Flash
• Factory Pack Quantity: 260
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.6 V

Table of Contents
8068T–AVR–12/10
1
2
3
4
5
6
7
8
9
10 System Clock and Clock options ......................................................... 18
Features ..................................................................................................... 1
Typical Applications ................................................................................ 1
Ordering Information ............................................................................... 2
Pinout/Block Diagram .............................................................................. 3
Overview ................................................................................................... 4
Resources ................................................................................................. 6
Disclaimer ................................................................................................. 6
AVR CPU ................................................................................................... 7
Memories .................................................................................................. 9
DMAC - Direct Memory Access Controller .......................................... 15
Event System ......................................................................................... 16
3.1Block Diagram ...........................................................................................................5
4.1Recommended reading .............................................................................................6
6.1Features ....................................................................................................................7
6.2Overview ...................................................................................................................7
6.3Register File ..............................................................................................................8
6.4ALU - Arithmetic Logic Unit .......................................................................................8
6.5Program Flow ............................................................................................................8
7.1Features ....................................................................................................................9
7.2Overview ...................................................................................................................9
7.3In-System Programmable Flash Program Memory .................................................10
7.4Data Memory ...........................................................................................................11
7.5Production Signature Row .......................................................................................13
7.6User Signature Row ................................................................................................13
7.7Flash and EEPROM Page Size ...............................................................................14
8.1Features ..................................................................................................................15
8.2Overview .................................................................................................................15
9.1Features ..................................................................................................................16
9.2Overview .................................................................................................................16
10.1Features ................................................................................................................18
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