AM79M576A Datasheet - AMD

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. Consult the local AMD sales office to confirm availability of specific valid comb.

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.

AM79M576A_AMD.pdf