LE79M576A Datasheet - Legerity

LE79M576A Metering Subscriber Line Interface Circuit

Le79M576A Metering Subscriber Line Interface Circuit Valid Combinations Valid Combinations *1 *2 JC Valid Combinations list configurations planned to be supported in volume for this device. Consult the local Legerity sales office to confirm availability of specific valid combination.

www.DataSheet4U.com Le79M576A Metering Subscriber Line Interface Circuit DISTINCTIVE CHARACTERISTICS I Programmable constant-resistance feed I Programmable loop-detect threshold I Ground-key detect I Performs polarity reversal I Ring relay driver I Supports 2.2 Vrms metering (12 and 16 kHz) I Line feed characteristics independent of battery variations I On-chip switching regulator for low-power dissipation I Two-wire impedance set by single external impedance I Tip Open state for ground-start l.

LE79M576A_Legerity.pdf