ATUC64L4U Atmel Corporation, ATUC64L4U Datasheet - Page 36

• 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

32142AS–12/2011
• Operating conditions, external core supply
• T
• Oscillators
• Clocks
• I/Os are inactive with internal pull-up
• Flash enabled in high speed mode
• POR18 enabled
• POR33 disabled
A
– V
– Corresponds to the 3.3V supply mode with 1.8V regulated I/O lines, please refer to
– V
– Corresponds to the 1.8V single supply mode, please refer to the Supply and Startup
– OSC0 (crystal oscillator) stopped
– OSC32K (32KHz crystal oscillator) running with external 32KHz crystal
– DFLL running at 50MHz with OSC32K as reference
– DFLL used as main clock source
– CPU, HSB, and PBB clocks undivided
– PBA clock divided by 4
– The following peripheral clocks running
– All other peripheral clocks stopped
= 25°C
the Supply and Startup Considerations section for more details
Considerations section for more details
• Equivalent to the 3.3V single supply mode
• Consumption in 1.8V single supply mode can be estimated by subtracting the regula-
• PM, SCIF, AST, FLASHCDW, PBA bridge
VDDCORE
VDDIN
tor static current
= V
= 1.62V, supplied by the internal regulator
VDDCORE
= 1.8V
(Figure
ATUC64/128/256L3/4U
7-2) - used only when noted
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