AT32UC3C2256C Atmel Corporation, AT32UC3C2256C Datasheet - Page 1271

• Manufacturer Part Number: AT32UC3C2256C
• Manufacturer: Atmel Corporation

Specifications of AT32UC3C2256C

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 45
• Ext Interrupts: 64
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Can: 2
• Lin: 4
• Ssc: 1
• Ethernet: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 2
• Resistive Touch Screen: No
• Dac Channels: 2
• 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: 3
• Output Compare Channels: 13
• Input Capture Channels: 6
• Pwm Channels: 14
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Table 40-47. USART in SPI mode Timing, Slave Mode
Note:
32117C–AVR-08/11
Symbol
USPI6
USPI7
USPI8
USPI9
USPI10
USPI11
USPI12
USPI13
USPI14
USPI15
SPCK, CPOL=0
SPCK, CPOL=1
1. These values are based on simulation and characterization of other AVR microcontrollers manufactured in the same pro-
2. Where:
cess technology. These values are not covered by test limits in production.
Parameter
SPCK falling to MISO delay
MOSI setup time before SPCK rises
MOSI hold time after SPCK rises
SPCK rising to MISO delay
MOSI setup time before SPCK falls
MOSI hold time after SPCK falls
NSS setup time before SPCK rises
NSS hold time after SPCK falls
NSS setup time before SPCK falls
NSS hold time after SPCK rises
t
NSS
SAMPLE
Figure 40-9. USART in SPI Slave Mode With (CPOL= CPHA= 0) or (CPOL= CPHA= 1)
Figure 40-10. USART in SPI Slave Mode NPCS Timing
=
t
SPCK
USPI12
USPI14
–
⎛
⎝
------------------------------------
2 t
×
t
CLKUSART
SPCK
SPCK
MISO
MOSI
+
1
-- -
2
⎞
⎠
(1)
×
t
CLKUSART
USPI9
Conditions
capacitor =
external
USPI10
40pF
USPI11
t
t
SAMPLE
SAMPLE
(2)
(2)
Min
33
33
+ t
+ t
0
0
0
0
CLK_USART
CLK_USART
USPI13
USPI15
AT32UC3C
Max
27
28
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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