ATXMEGA256D3-AU Atmel, ATXMEGA256D3-AU Datasheet - Page 63

• Manufacturer Part Number: ATXMEGA256D3-AU
• Description: MCU AVR 256KB FLASH 64TQFP
• Manufacturer: Atmel
• Series: AVR® XMEGAr

Specifications of ATXMEGA256D3-AU

• Core Processor: AVR
• Core Size: 8/16-Bit
• Speed: 32MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, 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
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: XMEGA
• Core: AVR
• Data Bus Width: 8 bit, 16 bit
• Data Ram Size: 16 KB
• Interface Type: SPI, TWI, USART
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 50
• Number Of Timers: 5
• Operating Supply Voltage: 2.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

30.12 Oscillator Characteristics
Table 30-13. Internal 32.768kHz Oscillator Characteristics
Table 30-14. Internal 2MHz Oscillator Characteristics
Table 30-15. Internal 32MHz Oscillator Characteristics
Table 30-16. Internal 32kHz, ULP Oscillator Characteristics
Table 30-17. External 32.768kHz Crystal Oscillator and TOSC characteristics
Note:
8134I–AVR–12/10
Symbol
Symbol
Symbol
Symbol
C
Symbol
ESR/R
IN_TOSC
SF
1
1. See
Parameter
Accuracy
Parameter
Accuracy
DFLL Calibration step size
Parameter
Output frequency 32 kHz ULP OSC
Parameter
Safety factor
Recommended crystal equivalent
series resistance (ESR)
Input capacitance between TOSC
pins
Parameter
Accuracy
DFLL Calibration stepsize
Figure 30-2 on page 64
for definition
T = 85°C, V
After production calibration
Capacitive load matched to crystal
specification
Crystal load capacitance 6.5pF
Crystal load capacitance 9.0pF
Normal mode
Low power mode
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
CC
CC
Condition
Condition
Condition
Condition
Condition
= 3V,
= 3V,
= 3V
= 3.0V
= 3V,
= 3V
Min
-0.5
Min
-1.5
Min
-1.5
Min
Min
3
0.15
Typ
Typ
Typ
Typ
Typ
1.7
2.2
0.2
26
XMEGA D3
Max
Max
Max
Max
Max
0.5
1.5
1.5
60
35
Units
Units
Units
Units
Units
kHz
kΩ
pF
%
%
%
63