ATUC64L4U Atmel Corporation, ATUC64L4U Datasheet - Page 28

• 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

5.1.3.2
32142AS–12/2011
1.8V Single Supply Mode
In 1.8V single supply mode the internal regulator is not used, and VDDIO and VDDCORE are
powered by a single 1.8 V supply as shown in
same power (VDDIN = VDDIO = VDDCORE).
Figure 5-3.
1.98-3.6V
VDDCORE
1.8V Single Supply Mode
VDDANA
+
-
VDDIN
OSC32K_2,
AST, Wake,
Regulator
I/O Pins
control
ADC
Figure
GNDANA
ATUC64/128/256L3/4U
5-3. All I/O lines will be powered by the
VDDIO
Peripherals,
SCIF, BOD,
DFLL, PLL
Memories,
OSC32K,
RCSYS,
I/O Pins
POR33,
RC32K,
SM33
CPU,
GND
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