AT32UC3B1256 Atmel Corporation, AT32UC3B1256 Datasheet - Page 512

• Manufacturer Part Number: AT32UC3B1256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3B1256

• Flash (kbytes): 256 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 60 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 28
• Ext Interrupts: 28
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 6
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Operating Voltage (vcc): 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 10
• Output Compare Channels: 16
• Input Capture Channels: 6
• Pwm Channels: 13
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

23.8
23.8.1
32059L–AVR32–01/2012
Module Configuration
Clock Connections
The specific configuration for each TC instance is listed in the following tables.The module bus
clocks listed here are connected to the system bus clocks according to the table in the Power
Manager section.
Table 23-4.
Each Timer/Counter channel can independently select an internal or external clock source for its
counter:
Table 23-5.
Module name
TC0
Source
Internal
Module Clock Name
Timer/Counter clock connections
Name
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
Clock name
CLK_TC0
Connection
32 KHz Oscillator
PBA Clock / 2
PBA Clock / 8
PBA Clock / 32
PBA Clock / 128
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