AT32UC3C0512CAU Atmel Corporation, AT32UC3C0512CAU Datasheet - Page 1272

• Manufacturer Part Number: AT32UC3C0512CAU
• Manufacturer: Atmel Corporation

Specifications of AT32UC3C0512CAU

• Flash (kbytes): 512 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 123
• Ext Interrupts: 144
• 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
• External Bus Interface: 1
• Dram Memory: sdram
• 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: 20
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

40.9.4
40.9.4.1
32117C–AVR-08/11
SPI Timing
Master mode
Maximum SPI Frequency, Slave Input Mode
The maximum SPI slave input frequency is given by the following formula:
Where
on CPOL and NCPHA.
chapter for a description of this clock.
Maximum SPI Frequency, Slave Output Mode
The maximum SPI slave output frequency is given by the following formula:
Where
the SPI master setup time. Please refer to the SPI masterdatasheet for
maximum frequency of the CLK_SPI. Refer to the SPI chapter for a description of this
clock.
tics section for the maximum frequency of the pins.
Figure 40-11. SPI Master Mode With (CPOL= NCPHA= 0) or (CPOL= NCPHA= 1)
f
PINMAX
SPIn
SPIn
SPCK
MISO
MOSI
is the MOSI setup and hold time, USPI7 + USPI8 or USPI10 + USPI11 depending
is the maximum frequency of the SPI pins. Please refer to the I/O Pin Characteris-
is the MISO delay, USPI6 or USPI9 depending on CPOL and NCPHA.
f
SPCKMAX
f
CLKSPI
f
SPCKMAX
SPI2
=
is the maximum frequency of the CLK_SPI. Refer to the SPI
MIN
(
f
---------------------------- - f
CLKSPI
=
MIN
9
SPI0
×
(
f
---------------------------- -
2
CLKSPI
,
PINMAX
9
×
2
,
,
----------- -
SPIn
------------------------------------
SPIn
SPI1
1
)
+
1
t
SETUP
T
SETUP
)
AT32UC3C
.
f
CLKSPI
T
SETUP
is the
1272
is