4.4 AC Characteristics
| Parameter | Symbol | Minimum | Maximum | Units | Conditions | 
|---|---|---|---|---|---|
| SCK Clock Frequency | fSCK | 0 | 5 | MHz | |
| Input Rise Time | tRI | — | 2000 | ns | |
| Input Fall Time | tFI | — | 2000 | ns | |
| SCK High Time | tWH | 40 | — | ns | |
| SCK Low Time | tWL | 40 | — | ns | |
| CS High Time | tCS | 80 | — | ns | |
| CS Setup Time | tCSS | 80 | — | ns | |
| CS Hold Time | tCSH | 80 | — | ns | |
| Data In Setup Time | tSU | 5 | — | ns | |
| Data In Hold Time | tH | 20 | — | ns | |
| HOLD Setup Time | tHD | 40 | — | ns | |
| HOLD Hold Time | tCD | 40 | — | ns | |
| Output Valid | tV | 0 | 40 | ns | |
| Output Hold Time | tHO | 0 | — | ns | |
| HOLD to Output Low-Z | tLZ | 0 | 40 | ns | |
| HOLD to Output High-Z | tHZ | — | 80 | ns | |
| Output Disable Time | tDIS | — | 80 | ns | |
| Write Cycle Time | tWC | — | 5 | ms | 
Note: 
                
        - Applicable over recommended operating ranges from TA1 = -40°C to +125°C, VCC1 = 2.5V to 5.5V and TA2 = -40°C to +85°C, VCC2 = 1.7V to 5.5V, CL = 1 TTL Gate and 100 pF (unless otherwise noted).
 
