ATXMEGA256A3B-AU Atmel, ATXMEGA256A3B-AU Datasheet - Page 107

• 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
29 Program and Debug Interfaces ............................................................. 49
30 Pinout and Pin Functions ...................................................................... 50
31 Peripheral Module Address Map .......................................................... 57
32 Instruction Set Summary ...................................................................... 58
33 Packaging information .......................................................................... 62
34 Electrical Characteristics ...................................................................... 64
35 Typical Characteristics .......................................................................... 74
29.1Features ................................................................................................................49
29.2Overview ...............................................................................................................49
29.3JTAG interface ......................................................................................................49
29.4PDI - Program and Debug Interface ......................................................................49
30.1Alternate Pin Function Description ........................................................................50
30.2Alternate Pin Functions .........................................................................................52
33.164A ........................................................................................................................62
33.264M2 .....................................................................................................................63
34.1Absolute Maximum Ratings* .................................................................................64
34.2DC Characteristics ................................................................................................64
34.3Operating Voltage and Frequency ........................................................................66
34.4Flash and EEPROM Memory Characteristics .......................................................67
34.5ADC Characteristics ..............................................................................................68
34.6DAC Characteristics ..............................................................................................69
34.7Analog Comparator Characteristics .......................................................................69
34.8Bandgap Characteristics .......................................................................................69
34.9Brownout Detection Characteristics ......................................................................70
34.10PAD Characteristics ............................................................................................70
34.11POR Characteristics ............................................................................................71
34.12Reset Characteristics ..........................................................................................71
34.13Oscillator Characteristics .....................................................................................71
34.14VBAT and Battery Backup Characteristics ..........................................................73
35.1Active Supply Current ............................................................................................74
35.2Idle Supply Current ................................................................................................77
35.3Power-down Supply Current .................................................................................81
35.4Power-save Supply Current ..................................................................................82
35.5Pin Pull-up .............................................................................................................82
XMEGA A3B
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