AT91SAM9G45-EKES Atmel, AT91SAM9G45-EKES Datasheet - Page 1178

• Manufacturer Part Number: AT91SAM9G45-EKES
• Description: KIT EVAL FOR AT91SAM9G45
• Manufacturer: Atmel
• Series: AT91SAM Smart ARMr
• Type: MCUr

Specifications of AT91SAM9G45-EKES

• Contents: Board
• Processor To Be Evaluated: SAM9G45
• Data Bus Width: 32 bit
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 50 C
• Minimum Operating Temperature: - 10 C
• Operating Supply Voltage: 1.8 V to 3.3 V
• For Use With/related Products: AT91SAM9G45
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q4626953

Table 46-34. SPI Timings with 1.8V Peripheral Supply
46.15.2
46.15.2.1
1178
Symbol
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPI
SPCK
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
AT91SAM9G45
SSC
Timing Conditions
Parameter
SPI Clock
MISO Setup time before SPCK rises
MISO Hold time after SPCK rises
SPCK rising to MOSI
MISO Setup time before SPCK falls
MISO Hold time after SPCK falls
SPCK falling to MOSI
SPCK falling to MISO
MOSI Setup time before SPCK rises
MOSI Hold time after SPCK rises
SPCK rising to MISO
MOSI Setup time before SPCK falls
MOSI Hold time after SPCK falls
NPCS0 setup to SPCK rising
NPCS0 hold after SPCK falling
NPCS0 setup to SPCK falling
NPCS0 hold after SPCK rising
NPCS0 falling to MISO valid
Figure 46-10. Min and Max Access Time for SPI Output Signal
Timings are given assuming a capacitance load on
SPCK
MISO
MOSI
SPI
SPI
2min
2max
Master Mode
Slave Mode
Cond
SPI
0
18.0
17.6
17.4
15.5
17.8
15.3
Min
6.0
0.7
1.7
5.5
0.5
1.4
5.4
0
0
0
0
Table
SPI
1
46-35.
Max
18.9
18.7
17.7
0.2
0.7
66
6438F–ATARM–21-Jun-10
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns