Datasheet

SAM9G45 [DATASHEET]
Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15
1174
Figure 45-11. SPI Slave Mode - NPCS Timings
Table 45-34. SPI Timings with 3.3V Peripheral Supply
Symbol Parameter Conditions Min Max Unit
SPI
SPCK
SPI Clock
Master Mode
–66MHz
SPI
0
MISO Setup time before SPCK rises 14.6 – ns
SPI
1
MISO Hold time after SPCK rises 0 – ns
SPI
2
SPCK rising to MOSI 0 0.2 ns
SPI
3
MISO Setup time before SPCK falls 14.3 – ns
SPI
4
MISO Hold time after SPCK falls 0 – ns
SPI
5
SPCK falling to MOSI 0 0.6 ns
SPI
6
SPCK falling to MISO
Slave Mode
4.6 15.1 ns
SPI
7
MOSI Setup time before SPCK rises 0.7 – ns
SPI
8
MOSI Hold time after SPCK rises 1.9 – ns
SPI
9
SPCK rising to MISO 4.6 15.2 ns
SPI
10
MOSI Setup time before SPCK falls 0.9 – ns
SPI
11
MOSI Hold time after SPCK falls 1.4 – ns
SPI
12
NPCS0 setup to SPCK rising 17.3 – ns
SPI
13
NPCS0 hold after SPCK falling 15.1 – ns
SPI
14
NPCS0 setup to SPCK falling 18 – ns
SPI
15
NPCS0 hold after SPCK rising 15.0 – ns
SPI
16
NPCS0 falling to MISO valid 4.4 14.5 ns
SPCK
(CPOL = 0)
MISO
SPI
14
SPI
16
SPI
12
SPI
15
SPI
13
SPCK
(CPOL = 1)
SPI
6
SPI
9