Answer:
Primary differences are the suspend current characteristics:
Isusp | Suspend Current | CY7C68033 | Connected | 0.5 | 1.2 | mA |
Disconnected | 0.3 | 1.0 | mA | |||
CY7C68034 | Connected | 300 | 380 | uA | ||
Disconnected | 100 | 150 | uA |