AT32UC3C1256C Atmel Corporation, AT32UC3C1256C Datasheet - Page 101

• Manufacturer Part Number: AT32UC3C1256C
• Manufacturer: Atmel Corporation

Specifications of AT32UC3C1256C

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 81
• Ext Interrupts: 100
• Usb Transceiver: 1
• Quadrature Decoder Channels: 2
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 7
• Twi (i2c): 3
• Uart: 5
• Can: 2
• Lin: 5
• Ssc: 1
• Ethernet: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 4
• Dac Resolution (bits): 12
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 68
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6 or 4.5 to 5.5
• Operating Voltage (vcc): 3.0 to 3.6 or 4.5 to 5.5
• Fpu: Yes
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 22
• Input Capture Channels: 12
• Pwm Channels: 19
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

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•
Note that this register is protected by a lock. To write to this register the UNLOCK register has to be written first. Please
refer to the UNLOCK register description for details.
32117C–AVR-08/11
PLLOSC: PLL Oscillator Select
PLLEN: PLL Enable
0: Oscillator 0 is the source for the PLL.
1: Oscillator 1 is the source for the PLL.
2: 8MHz/1MHz RCOSC is the source for the PLL.
3: Reserved.
0: PLL is disabled.
1: PLL is enabled.
Table 8-4.
PLLOPT[0]: VCO frequency
PLLOPT[1]: Output divider
PLLOPT[2]
PLLOPT Fields Description
0
1
0
1
0
1
Description
160MHz<f
80MHz<f
f
f
Wide Bandwidth Mode enabled
Wide Bandwidth Mode disabled
PLL
PLL
= f
= f
vco
vco
vco
/2
vco
<180MHz
<240MHz
AT32UC3C
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