AM79M576A Datasheet (AMD) - Metering Subscriber Line Interface Circuit

AM79M576A, Metering Subscriber Line Interface Circuit

Am79M576A Metering Subscriber Line Interface Circuit Valid Combinations *1 *2 JC Am79M576A Valid Combinations Valid Combinations list configurations planned to be supported in volume for this device.

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Am79M576A Metering Subscriber Line Interface Circuit DISTINCTIVE CHARACTERISTICS s Programmable constant-resistance feed s Programmable loop-detect threshold s Ground-key detect s Performs polarity reversal s Ring relay driver s Supports 2.2 Vrms metering (12 and 16 kHz) s Line feed characteristics independent of battery variations s On-chip switching regulator for low-power dissipation s Two-wire impedance set by single external impedance s Tip Open state for ground-start lines s On-hook transm