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AM79212 Datasheet (am79c202 / Am79212) Pcm Codec

Manufacturer: Legerity

Overview: Am79212/Am79C202 Advanced Subscriber Line Interface Circuit (ASLIC™) Device Advanced Subscriber Line Audio-Processing Circuit (ASLAC™) Device DISTINCTIVE CHARACTERISTICS                   Performs all of the functions of a CODEC-Filter Single channel architecture Performs Battery-Feed, Ring-trip, Signaling, Coding, Hybrid, and Test (BORSCHT) functions Single hardware design meets multiple country requirements through software programming GCI Interface — Control and PCM on one bus — Data rate up to 4.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Key Features

  • Abrupt and smooth polarity reversal Power cross detection in ringing and nonringing states  Software programmable.
  • DC loop feed characteristics and current limit Loop supervision detection thresholds Off-hook detect debounce interval Two-wire AC impedance Transhybrid balance Transmit and receive gains Equalization Digital I/O pins A-law/µ-law selection            Compatible with inexpensive p.

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