L9214A
L9214A is Low-Cost Ringing SLIC manufactured by Agere Systems.
Features s Low-cost solution s Onboard ringing generation with software adjustable crest factor switching s Flexible VCC options:
- 3.3 V or 5 V VCC
- No
- 5 V required s Power control options:
- Power control resistor
- Automatic battery switch to minimize off-hook power s Eight operating states:
- Scan mode for minimal power dissipation
- Forward and reverse battery active
- On-hook transmission states
- Ring mode
- Disconnect mode...
