ATXMEGA256A3-MH Atmel, ATXMEGA256A3-MH Datasheet - Page 125
![MCU AVR 256K FLASH 1.8V 64-QFN](/photos/12/13/121326/313-64-qfn_sml.jpg)
ATXMEGA256A3-MH
Manufacturer Part Number
ATXMEGA256A3-MH
Description
MCU AVR 256K FLASH 1.8V 64-QFN
Manufacturer
Atmel
Series
AVR® XMEGAr
Datasheet
1.ATXMEGA64A3-MH.pdf
(134 pages)
Specifications of ATXMEGA256A3-MH
Core Processor
AVR
Core Size
8/16-Bit
Speed
32MHz
Connectivity
I²C, IrDA, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
50
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-MLF®, 64-QFN
Processor Series
ATXMEGA256x
Core
AVR8
Data Bus Width
8 bit, 16 bit
Data Ram Size
16 KB
Interface Type
I2C, SPI, USART
Maximum Clock Frequency
32 MHz
Number Of Programmable I/os
50
Number Of Timers
8
Operating Supply Voltage
1.6 V to 3.6 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
On-chip Adc
8 bit, 2 Channel
On-chip Dac
2 bit, 1 Channel
Package
64QFN EP
Device Core
AVR
Family Name
XMEGA
Maximum Speed
32 MHz
For Use With
ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFPATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMR770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ATXMEGA256A3-MU
ATXMEGA256A3-MU
ATXMEGA256A3-MU
37.4
37.5
37.6
37.7
37.8
8068T–AVR–12/10
8068Q – 02/10
8068P – 02/10
8068O – 11/09
8068N – 10/09
8068M – 09/09
1.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
1.
2.
3.
1.
1.
2.
3.
Added
Updated the device pin-out
Removed JTAG Reset from the datasheet.
Updated
Added
Updated
Updated
Updated all
Updated
Changed Internal Oscillator Speed to
Updated
Updated
Updated
Updated
Updated
Updated
Added
Added Errata for
”PDI Speed” on page
Table 34-19 on page
”Flash and EEPROM Memory Characteristics” on page
”DAC - 12-bit Digital to Analog Converter” on page
”Timer/Counter and AWEX functions” on page
”Alternate Pin Function Description” on page
”PAD Characteristics” on page
”Errata” on page 93
Table 34-3 on page
Table 34-11 on page
”Errata” on page
”Errata” on page
”Electrical Characteristics” on page
”Electrical Characteristics” on page
”ATxmega192A3, ATxmega128A3, ATxmega64A3” on page
93.
93.
Figure 2-1 on page
71.
92.
66, Endurance and Data Retention.
69, Input hysteresis is in V and not in mV.
”Oscillators and Wake-up Time” on page
69.
63.
3. PDI_CLK and PDI_DATA renamed only PDI.
63.
49.
49.
43. DAC uses internal 1.0 voltage.
66.
XMEGA A3
110.
88.
125