ATXMEGA256A3B-MH Atmel, ATXMEGA256A3B-MH Datasheet - Page 69

• Manufacturer Part Number: ATXMEGA256A3B-MH
• Description: MCU AVR 256KB FLASH A3B 64-QFN
• Manufacturer: Atmel
• Series: AVR® XMEGAr

Specifications of ATXMEGA256A3B-MH

• Core Processor: AVR
• Core Size: 8/16-Bit
• Speed: 32MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 49
• 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: 49
• Number Of Timers: 7
• 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: 12 bit, 8 Channel
• On-chip Dac: 12 bit, 2 Channel
• For Use With: ATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMRATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ATXMEGA256A3B-MU; ATXMEGA256A3B-MU

34.6
Table 34-7.
34.7
Table 34-8.
34.8
Table 34-9.
8116I–AVR–09/10
Symbol
Symbol
Symbol
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
Parameter
Input Offset Voltage
Input Leakage Current
Hysteresis, No
Hysteresis, Small
Hysteresis, Large
Propagation delay
Parameter
Bandgap
Bandgap voltage
ADC/DAC ref
Variation over voltage and temperature
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
CC
CC
load
load
= 1.6-3.6V
= 1.6-3.6V
=100kΩ
=100kΩ
Condition
V
V
V
V
V
V
V
V
As reference for ADC or DAC
As input to AC or ADC
T= 85°C, After calibration
V
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
= 3.0V, T= 85°C
= 1.6 - 3.6V
= 1.6 - 3.6V
= 1.6 - 3.6V, T = -40°C to 85°C
Condition
CC
=3.0V,
VREF = Ext. ref
VREF = Ext. ref
VREF= AV
Condition
CC
mode = HS
mode = HS
mode = HS
mode = HS
mode = LP
Min
1.1
0.99
Min
Min
1 Clk_PER + 2.5µs
AV
0.015
±0.5
±2.5
Typ
<±1
>10
CC
< 1000
5
<±10
*0.98
Typ
Typ
110
175
XMEGA A3B
1.5
1.1
±5
20
40
1
1
0
AV
1000
Max
CC
Max
1.01
Max
100
-0.6
Units
Units
Units
ksps
LSB
LSB
MΩ
mV
mV
mV
pA
ns
µs
%
V
V
V
69