Description
This electronic subscriber loop interface circuit (SLIC) is optimized for low-power consumption while providing an extensive set of
Features
- s Low active power (typical 165 mW during on-hook transmission)
s Sleep state for low idle power (76 mW)
s Quiet Tip/Ring polarity reversal
s Supports meter pulse injection
s Spare op amp for meter pulse filtering
s.
- 24 V to.
- 72 V power supply operation
s Distortion-free on-hook transmission
s Convenient operating states:.
- Forward powerup.
- Polarity reversal powerup.
- Forward low-power scan.
- Polarity reversal low-power scan.
- Ground start.
L7554-LucentTechnologies.pdf
