ATUC64L4U Atmel Corporation, ATUC64L4U Datasheet - Page 82

• Manufacturer Part Number: ATUC64L4U
• Manufacturer: Atmel Corporation

Specifications of ATUC64L4U

• Flash (kbytes): 64 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

32142A–12/2011
Figure 8-1.
Note:
• User interface
• USB Core
• Transceiver pads
Controller
Interrupt
SCIF
HSB
PB
The VBUS detection (rising edge detection on the GPIO pin) should be handled by software.
in the block diagram is symbolic, it is mapped to a GPIO pin
USB
GCLK_USBC @ 48 MHz
USBC Block Diagram
User interface
HSB Master
USB interrupts
System clock
domain
USB 2.0
C ore
ATUC64/128/256L3/4U
USB clock
domain
(See Section “8.5.1” on page
USB_VBUS
DM
DP
(1)
84.).
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