ATXMEGA256A3B-AU Atmel, ATXMEGA256A3B-AU Datasheet - Page 108

• 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

36 Errata ....................................................................................................... 95
37 Datasheet Revision History ................................................................ 101
Table of Contents....................................................................................... i
35.6Pin Output Voltage vs. Sink/Source Current .........................................................84
35.7Pin Thresholds and Hysteresis ..............................................................................87
35.8Bod Thresholds .....................................................................................................89
35.9Oscillators and Wake-up Time ..............................................................................90
35.10Module current consumption ...............................................................................93
35.11Reset Pulsewidth .................................................................................................94
35.12PDI Speed ...........................................................................................................94
36.1ATxmega256A3B ..................................................................................................95
37.18116I - 09/10 .......................................................................................................101
37.28116H - 08/10 ......................................................................................................101
37.38116G - 05/10 .....................................................................................................101
37.48116F - 09/09 ......................................................................................................102
37.58116E - 06/09 ......................................................................................................102
37.68116D - 04/09 ......................................................................................................102
37.78116C - 02/09 ......................................................................................................102
37.88116B - 12/08 ......................................................................................................102
37.98116A - 11/08 ......................................................................................................103