ATXMEGA256A3-MU Atmel, ATXMEGA256A3-MU Datasheet - Page 68

• Manufacturer Part Number: ATXMEGA256A3-MU
• Description: 8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB
• Manufacturer: Atmel

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

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