ATXMEGA256A3-MH Atmel, ATXMEGA256A3-MH Datasheet - Page 68
![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
34.6
Table 34-7.
34.7
Table 34-8.
34.8
Table 34-9.
8068T–AVR–12/10
Symbol
Symbol
Symbol
INT1V
AREF
V
V
V
DNL
t
INL
F
V
delay
I
hys1
hys2
hys3
clk
lk
off
DAC Characteristics
Analog Comparator Characteristics
Bandgap Characteristics
Parameter
Input Offset Voltage
Input Leakage Current
Hysteresis, No
Hysteresis, Small
Hysteresis, Large
Propagation delay
Parameter
Bandgap startup time
Bandgap voltage
Internal 1.00V reference
Variation over voltage and temperature
Parameter
Integral Non-Linearity
Differential Non-Linearity
Conversion rate
External reference voltage
Reference input impedance
Max output voltage
Min output voltage
Offset factory calibration accuracy
Gain factory calibration accuracy
DAC Characteristics
Analog Comparator Characteristics
Bandgap Voltage Characteristics
V
V
R
R
Continues mode, V
VREF = Int 1.00V, T=85°C
Condition
V
V
V
V
V
V
V
V
T= 85°C, After calibration
V
As reference for ADC or DAC
As input to AC or ADC
CC
CC
load
load
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 1.6-3.6V
= 1.6-3.6V
= 1.6 - 3.6V
= 1.6 - 3.6V
= 1.6 - 3.6V
= 1.6 - 3.6V
= 1.6 - 3.6V
= 3.0V, T= 85°C
= 1.6 - 3.6V
= 1.6 - 3.6V
=100kΩ
=100kΩ
= 1.6 - 3.6V, T = -40°C to 85°C
Condition
Condition
CC
VREF = Ext. ref
VREF = Ext. ref
VREF= AV
=3.0V,
mode = HS
mode = HS
mode = HS
mode = HS
mode = LP
CC
0.99
Min
Min
1.1
Min
1 Clk_PER + 2.5µs
AV
0.015
< 1000
±0.5
±2.5
Typ
<±1
>10
CC
<±10
Typ
Typ
110
175
1.5
1.1
±2
5
20
40
1
*0.98
0
XMEGA A3
AV
1000
Max
1.01
Max
Max
100
CC
-0.6
Units
Units
Units
ksps
LSB
LSB
mV
mV
MΩ
pA
µs
ns
%
V
V
V
68