ATXMEGA256A3B-AU Atmel, ATXMEGA256A3B-AU Datasheet - Page 106

• Manufacturer Part Number: ATXMEGA256A3B-AU
• Description: MCU AVR 256KB FLASH 64TQFP
• Manufacturer: Atmel
• Series: AVR® XMEGAr

Specifications of ATXMEGA256A3B-AU

• Core Processor: AVR
• Core Size: 8/16-Bit
• Speed: 32MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 49
• Program Memory Size: 256KB (128K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.6 V ~ 3.6 V
• Data Converters: A/D 16x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Controller Family/series: ATXMEGA
• No. Of I/o's: 49
• Eeprom Memory Size: 4KB
• Ram Memory Size: 16KB
• Cpu Speed: 32MHz
• Rohs Compliant: Yes
• Processor Series: XMEGA
• Core: AVR
• Data Bus Width: 8 bit, 16 bit
• Data Ram Size: 16 KB
• Interface Type: SPI, TWI, USART
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 49
• Number Of Timers: 7
• Operating Supply Voltage: 2.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8116I–AVR–09/10
19 RTC32 - 32-bit Real-Time Counter ........................................................ 36
20 TWI - Two Wire Interface ....................................................................... 37
21 SPI - Serial Peripheral Interface ............................................................ 38
22 USART ..................................................................................................... 39
23 IRCOM - IR Communication Module .................................................... 40
24 Crypto Engine ........................................................................................ 41
25 ADC - 12-bit Analog to Digital Converter ............................................. 42
26 DAC - 12-bit Digital to Analog Converter ............................................. 44
27 AC - Analog Comparator ....................................................................... 45
28 OCD - On-chip Debug ............................................................................ 48
18.2Overview ...............................................................................................................35
19.1Features ................................................................................................................36
20.1Features ................................................................................................................37
20.2Overview ...............................................................................................................37
21.1Features ................................................................................................................38
21.2Overview ...............................................................................................................38
22.1Features ................................................................................................................39
22.2Overview ...............................................................................................................39
23.1Features ................................................................................................................40
23.2Overview ...............................................................................................................40
24.1Features ................................................................................................................41
24.2Overview ...............................................................................................................41
25.1Features ................................................................................................................42
25.2Overview ...............................................................................................................42
26.1Features ................................................................................................................44
26.2Overview ...............................................................................................................44
27.1Features ................................................................................................................45
27.2Overview ...............................................................................................................45
27.3Input Selection .......................................................................................................47
27.4Window Function ...................................................................................................47
28.1Features ................................................................................................................48
28.2Overview ...............................................................................................................48
XMEGA A3B
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