ATXMEGA256A3-MU Atmel, ATXMEGA256A3-MU Datasheet - Page 70

• 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

34.11 POR Characteristics
Table 34-12. Power-on Reset Characteristics
34.12 Reset Characteristics
Table 34-13. Reset Characteristics
34.13 Oscillator Characteristics
Table 34-14. Internal 32.768 kHz Oscillator Characteristics
Table 34-15. Internal 2 MHz Oscillator Characteristics
Table 34-16. Internal 32 MHz Oscillator Characteristics
Table 34-17. Internal 32 kHz, ULP Oscillator Characteristics
8068T–AVR–12/10
Symbol
Symbol
Symbol
Symbol
Symbol
Symbol
V
V
POT+
POT-
Parameter
Output frequency 32 kHz ULP OSC
Parameter
POR threshold voltage falling V
POR threshold voltage rising V
Parameter
Minimum reset pulse width
Reset threshold voltage
Parameter
Accuracy
Parameter
Accuracy
DFLL Calibration step size
Parameter
Accuracy
DFLL Calibration stepsize
CC
CC
V
V
V
V
T = 85°C, V
After production calibration
T = 85°C, V
After production calibration
T = 25°C, V
T = 85°C, V
T = 85°C, V
After production calibration
T = 25°C, V
CC
CC
CC
CC
falls faster than 1V/ms
falls at 1V/ms or slower
= 2.7 - 3.6V
= 1.6 - 2.7V
CC
CC
CC
CC
CC
CC
Condition
Condition
Condition
Condition
Condition
Condition
= 3V,
= 3V,
= 3V
= 3.0V
= 3V,
= 3V
Min
Min
Min
-0.5
Min
-1.5
Min
-1.5
Min
0.4
0.8
0.45*V
0.42*V
0.15
Typ
Typ
Typ
Typ
Typ
Typ
0.8
1.3
1.3
0.2
90
26
CC
CC
XMEGA A3
1000
Max
1.59
Max
Max
Max
Max
Max
0.5
1.5
1.5
Units
Units
Units
Units
Units
Units
kHz
ns
%
%
%
V
V
70