ATXMEGA256A3-MH Atmel, ATXMEGA256A3-MH Datasheet - Page 127
![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
37.15 8068F – 08/08
37.16 8068E – 08/08
37.17 8068D – 06/08
37.18 8068C – 06/08
37.19 8068B – 06/08
8068T–AVR–12/10
5.
6.
7
1.
2.
3.
4.
1.
2.
1.
1.
2.
3.
4.
5.
6.
7.
1.
2.
3.
Updated
Updated
Removed
Changed
Changed Package Type to
93.
Updated
Inserted a correct
Updated
Inserted
References to External Bus Interface (EBI) removed from
Updated
Updated
Updated
Updated
Replaced
Updated
Updated all tables in section
Updated
Updated
Updated
“Interrupt Vector Summary” on page
Table 7-2 on page 14
”Features” on page 41 and ”Overview” on page
Table 30-5 on page
”Block Diagram” on page
”Features” on page
Figure 2-1 on page
”Overview” on page
Table 7-2 on page
“Features”
”Features” on page
”” on page 2
”Ordering Information” on page
Figure
“Interrupt Vector Summary”
Figure 25-1 on page 42
2-1’s title to
“64A”
and
and
TQFP drawing on
”Overview” on page
”Pinout and Pin Functions” on page
“64M2”
14.
”Alternate Pin Functions” on page
“Block diagram and pinout.”
3.
1.
1.
52.
4.
and
by a correct one.
5.
in
Table 7-3 on page
”Ordering Information” on page 2
section from datasheet.
2.
page
54.
43.
61.
14.
41.
”Features” on page
49.
51.
and in
XMEGA A3
1.
”Errata” on page
127