57.21 SPI Electrical Specifications

Figure 57-17. SPIx Host Module (NCPHA = 0) Timing Diagrams
Figure 57-18. SPIx Host Module (NCPHA = 1) Timing Diagrams
Table 57-29. SPI Module Host Mode Electrical Specifications(1)
AC CHARACTERISTICSStandard Operating Conditions: VDDIO = VDDIN 2.5V to 3.6V (unless otherwise stated)

Operating temperature:

-40°C ≤ TA ≤ +85°C for Industrial

Param. No.SymbolCharacteristics(1)Min.Typ.Max.UnitsConditions
MSP_1FSCKSPCK Frequency——MHzFull Duplex Transmit and Receive mode, VDDIO = 3.3V,

CLOAD = 30 pF .

Loop-Back mode with one SPI talking to another SPI on the same MCU.

MSP_3TSCLSPCK Output Low Time1/(2 × FSCK)——ns—
MSP_5TSCHSPCK Output High Time1/(2 × FSCK)——ns—
MSP_7TSCFSPCK and MOSI Output Fall Time——DI_27nsDI_27: Refer to the I/O Electrical Specifications
MSP_9TSCRSPCK and MOSI Output Rise Time——DI_25nsDI_25: Refer to the I/O Electrical Specifications
MSP_11TMOVMOSI Data Output Valid after SPCK——3.034nsVDDIO = 3.3V, CLOAD = 30 pF
MSP_13TMOHMOSI Hold after SPCK-2.318——nsVDDIO = 3.3V, CLOAD = 30 pF
MSP_15TMISMISO Setup Time of Data Input to SPCK11.976——nsVDDIO = 3.3V, CLOAD = 30 pF
MSP_17TMIHMISO Hold Time of Data Input to SPCK0——nsVDDIO = 3.3V, CLOAD = 30 pF
Note:
  1. Assumes 30 pF external load on all SPIx pins unless otherwise noted.
Figure 57-19. SPIx Client Module (NCPHA = 0) Timing Diagrams
Figure 57-20. SPIx Client Module (NCPHA = 1) Timing Diagrams
Table 57-30. SPIx Module Client Mode Electrical Specifications
AC CHARACTERISTICSStandard Operating Conditions: VDDIO = VDDIN 2.5V to 3.6V (unless otherwise stated)

Operating temperature :

-40°C ≤ TA ≤ +85°C for Industrial

Param. No.SymbolCharacteristics(1)Min.TypicalMax.UnitsConditions
SSP_1FSCKSCK Frequency——25MHzFull Duplex Transmit and Receive mode, VDDIO = 3.3V,

CLOAD = 30 pF.

Loop-Back mode with one SPI talking to another SPI on the same MCU.

SSP_3TSCLSCK Output Low Time1/(2 × FSCK)——ns—
SSP_5TSCHSCK Output High Time1/(2 × FSCK)——ns—
SSP_7TSCFSCK and MOSI Output Fall Time——DI_27nsDI_27: Refer to the I/O Electrical Specifications
SSP_9TSCRSCK and MOSI Output Rise Time——DI_25nsDI_25: Refer to the I/O Electrical Specifications
SSP_11TSOVMOSI Data Output Valid after SCK——11.799nsVDDIO = 3.3V, CLOAD = 30 pF
SSP_13TSOHMOSI hold after SCK3.596——nsVDDIO = 3.3V, CLOAD = 30 pF
SSP_15TSISMISO Setup Time of Data Input to SCK1.431——nsVDDIO = 3.3V, CLOAD = 30 pF
SSP_17TSIHMISO Hold Time of Data Input to SCK0.611——nsVDDIO = 3.3V, CLOAD = 30 pF
SSP_19TSSS NPCS setup to SCK4.224——nsVDDIO = 3.3V, CLOAD = 30 pF
SSP_21TSSH NPCS hold after SCK Client0.27——nsVDDIO = 3.3V, CLOAD = 30 pF
Note:
  1. Assumes 30 pF external load on all the SPIx pins unless otherwise noted.