11.1.7.2.1 FLEXCOM SPI Timings
Timings are provided in the following conditions:
- 1.8V domain: VDDIO from 1.7V to 1.9V, maximum external capacitor = 10 pF, DRV = 1, SR = 0
- 3.3V domain: VDDIO from 3.0V to 3.6V, maximum external capacitor = 10 pF, DRV = 0, SR = 0
| Symbol | Parameter | Conditions | Min | Max | Unit |
|---|---|---|---|---|---|
| Host Mode | |||||
| fSPCK | SPCK operating frequency | – | 33 | MHz | |
| tSPCK | SPCK period | – | 30 | – | ns |
| SPI0 | MISO setup time before SPCK rises/falls | – | 24 | – | ns |
| SPI1 | MISO hold time after SPCK rises/falls | – | 0 | – | ns |
| SPI2 | SPCK rising to MOSI delay | – | -6 | 6 | ns |
| SPI3 | MISO setup time before SPCK rises/falls | – | 24 | – | ns |
| SPI4 | MISO hold time after SPCK rises/falls | – | 0 | – | ns |
| SPI5 | SPCK falling to MOSI delay | – | -6 | 6 | ns |
| Client Mode | |||||
| fSPCK | SPCK operating frequency | – | 20 | MHz | |
| tSPCK | SPCK period | – | 50 | – | ns |
| SPI6 | SPCK falling to MISO delay | – | 4 | 20 | ns |
| SPI7 | MOSI setup time before SPCK rises/falls | – | 2.5 | – | ns |
| SPI8 | MOSI hold time after SPCK rises/falls | – | 2.5 | – | ns |
| SPI9 | SPCK rising to MISO delay | – | 4 | 20 | ns |
| SPI10 | MOSI setup time before SPCK rises/falls | – | 2.5 | – | ns |
| SPI11 | MOSI hold time after SPCK rises/falls | – | 2.5 | – | ns |
| SPI12 | NPCS setup to SPCK rising | – | 52.5 | – | ns |
| SPI13 | NPCS hold after SPCK rises/falls | – | 52.5 | – | ns |
| SPI14 | NPCS setup to SPCK falling | – | 52.5 | – | ns |
| SPI15 | NPCS hold after SPCK rises/falls | – | 52.5 | – | ns |
| SPI16 | NPCS falling to MISO valid | – | 52.5 | – | ns |
