L7557, L7556 Low-Power SLICs

Lucent Technologies

Description

Data Sheet January 2000 L7556, L7557 Low-Power SLICs with Battery Switch .
These electronic subscriber loop interface circuits (SLICs) are optimized for low power consumption while providing an extensive set of features.

📥 Download Datasheet

L7557 Datasheet Preview — This datasheet PDF includes multiple part numbers: L7557, L7556. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: L7557, L7556
Manufacturer: Lucent Technologies
File Size: 487.35 KB
Datasheet: L7556-LucentTechnologies.pdf
Description: Low-Power SLICs
Note: This datasheet PDF includes multiple part numbers: L7557, L7556.
Please refer to the document for exact specifications by model.

Features

* s Auxiliary input for second battery, and internal switch to enable its use to save power s Low active power (typical 125 mW during on-hook transmission) s Supports meter pulse injection s Spare op amp for meter pulse filtering s
* 16 V to
* 60 V power supply operation s Distortion-fre

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