Ag2120 High Performance PSTN Interface.

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SG$ 12.66 SG$ 12.66 12.6562 SGD

US$ 9.38

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The Ag2120 is a self-contained highly integrated PSTN Interface Circuit in a single SIL or DIL module, which complies with RoHS requirements

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Silvertel specialises in the design and development of power modules and advanced telecom interface solutions. These solutions include Power over Ethernet modules supporting applications up to 200W. Smart Lighting modules combining PoE with LED driver functionality. Qi Wireless Power modules - transmit and receive. , Battery charger modules for Lithium Ion (Li-Ion), Lithium Polymer (Li-Po) and sealed Lead Acid (SLA) batteries. Analog Telecom modules - SLIC and DAA (FXS and FXO).



Ag2120 is a highly integrated trunk or PSTN/COIC interface, available in either a DIL or SIL package. The module boasts many integrated features, including a basic barrier on-chip and programmable DC mask. The Ag2120 can be used in systems without a ground, or in applications where common mode interference is very high. It can also be operated from either a +3.3V or a +5V supply.


  • Highly featured PSTN interface

  • Very small SIL and DIL package options

  • Includes Transformer isolation

  • On board Loop switch and Diode bridge

  • Ringing and loop current detection

  • Parallel phone detect

  • Programmable to meet different country standards

  • Tip/Ring polarity detect for CLI and on hook reception

  • 3.3V or 5V input

Specifications for Ag2120 High Performance PSTN Interface.

Package DIL or SIL
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