ATXMEGA256A3-MU Atmel, ATXMEGA256A3-MU Datasheet - Page 130

• 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

ii
XMEGA A3
11 Power Management and Sleep Modes ................................................. 21
12 System Control and Reset .................................................................... 23
13 WDT - Watchdog Timer ......................................................................... 24
14 PMIC - Programmable Multi-level Interrupt Controller ....................... 25
15 I/O Ports .................................................................................................. 27
16 T/C - 16-bits Timer/Counter with PWM ................................................. 31
17 AWEX - Advanced Waveform Extension ............................................. 33
18 Hi-Res - High Resolution Extension ..................................................... 34
10.2Overview ...............................................................................................................18
10.3Clock Options ........................................................................................................19
11.1Features ................................................................................................................21
11.2Overview ...............................................................................................................21
11.3Sleep Modes .........................................................................................................21
12.1Features ................................................................................................................23
12.2Resetting the AVR .................................................................................................23
12.3Reset Sources .......................................................................................................23
13.1Features ................................................................................................................24
13.2Overview ...............................................................................................................24
14.1Features ................................................................................................................25
14.2Overview ...............................................................................................................25
14.3Interrupt vectors ....................................................................................................25
15.1Features ................................................................................................................27
15.2Overview ...............................................................................................................27
15.3I/O configuration ....................................................................................................27
15.4Input sensing .........................................................................................................30
15.5Port Interrupt .........................................................................................................30
15.6Alternate Port Functions ........................................................................................30
16.1Features ................................................................................................................31
16.2Overview ...............................................................................................................31
17.1Features ................................................................................................................33
17.2Overview ...............................................................................................................33
18.1Features ................................................................................................................34
18.2Overview ...............................................................................................................34
8068T–AVR–12/10