ATXMEGA256A3-MU Atmel, ATXMEGA256A3-MU Datasheet - Page 68
ATXMEGA256A3-MU
Manufacturer Part Number
ATXMEGA256A3-MU
Description
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
Manufacturer
Atmel
Datasheet
1.ATXMEGA64A3-MU.pdf
(134 pages)
Specifications of ATXMEGA256A3-MU
Product Category
8-bit Microcontrollers - MCU
Rohs
yes
Core
AVR
Data Bus Width
8 bit/16 bit
Maximum Clock Frequency
32 MHz
Program Memory Size
256 KB
Data Ram Size
16 KB
On-chip Adc
Yes
Package / Case
QFN EP
Mounting Style
SMD/SMT
A/d Bit Size
12 bit
A/d Channels Available
8
Data Rom Size
4 KB
Interface Type
I2C, SPI, USART
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Number Of Programmable I/os
50
Number Of Timers
7
Processor Series
ATXMega
Program Memory Type
Flash
Factory Pack Quantity
260
Supply Voltage - Max
3.6 V
Supply Voltage - Min
1.6 V
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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
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