ATxmega64B3 Atmel Corporation, ATxmega64B3 Datasheet - Page 89

• Manufacturer Part Number: ATxmega64B3
• Manufacturer: Atmel Corporation

Specifications of ATxmega64B3

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 2
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.6 to 3.6
• Operating Voltage (vcc): 1.6 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 6
• Input Capture Channels: 6
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Table 36-30. Two Wire Serial Bus Characteristics (Continued)
Notes:
8074A–AVR–10/11
Symbol
t
t
t
t
HD;DAT
SU;DAT
SU;STO
BUF
1. Required only for f
2. C
3. f
Parameter
Data hold time
Data setup time
Setup time for STOP condition
Bus free time between a STOP and START
condition
PER
b
= Capacitance of one bus line in pF
= Peripheral clock frequency
SCL
> 100kHz
f
f
f
f
f
f
f
f
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
≤ 100kHz
> 100kHz
≤ 100kHz
> 100kHz
≤ 100kHz
> 100kHz
≤ 100kHz
> 100kHz
Condition
Min
250
100
4.0
0.6
4.7
1.3
0
0
Typ
XMEGA B3
Max
3.5
0.9
Units
µs
89