AT32UC3L016 Atmel Corporation, AT32UC3L016 Datasheet - Page 68

• Manufacturer Part Number: AT32UC3L016
• Manufacturer: Atmel Corporation

Specifications of AT32UC3L016

• Flash (kbytes): 16 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 Speed: No
• Usb Interface: No
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• 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): 8
• 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

Table 7-40.
Note:
7.10.4.2
32099G–06/2011
Symbol
SPI0
SPI1
SPI2
SPI3
SPI4
SPI5
1. These values are based on simulation and characterization of other AVR microcontrollers manufactured in the same pro-
cess technology. These values are not covered by test limits in production.
Slave mode
SPI Timing, Master Mode
Parameter
MISO setup time before SPCK rises
MISO hold time after SPCK rises
SPCK rising to MOSI delay
MISO setup time before SPCK falls
MISO hold time after SPCK falls
SPCK falling to MOSI delay
Maximum SPI Frequency, Master Output
The maximum SPI master output frequency is given by the following formula:
Where
maximum frequency of the SPI pins. Please refer to the I/O Pin Characteristics section for the
maximum frequency of the pins.
Maximum SPI Frequency, Master Input
The maximum SPI master input frequency is given by the following formula:
Where
CPOL and NCPHA.
datasheet for
Figure 7-15. SPI Slave Mode With (CPOL= 0 and NCPHA= 1) or (CPOL= 1 and NCPHA= 0)
SPCK
MISO
MOSI
SPIn
SPIn
(1)
is the MOSI delay, SPI2 or SPI5 depending on CPOL and NCPHA.
is the MISO setup and hold time, SPI0 + SPI1 or SPI3 + SPI4 depending on
t
SPI6
VALID
.
SPI7
t
VALID
is the SPI slave response time. Please refer to the SPI slave
f
SPI8
SPCKMAX
f
SPCKMAX
3.0V to 3.6V,
Conditions
V
capacitor =
maximum
VDDIO
external
40pF
=
from
MIN f
=
----------------------------------- -
SPIn
(
PINMAX
28.4 + (t
22.8 + (t
+
1
t
VALID
AT32UC3L016/32/64
,
Min
----------- -
SPIn
0
0
CLK_SPI
CLK_SPI
1
)
)/2
)/2
Max
11.0
7.1
f
PINMAX
Units
ns
is the
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