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Si32178-B-FM Datasheet (Si3217x / Si3291x) Single-Chip FXS Solution

Manufacturer: Silicon Laboratories

Overview: Si3217x and Si3291x ProSLIC® Single-Chip FXS Solution with FXO.

Download the Si32178-B-FM datasheet PDF. This datasheet also includes the Si3291x variant, as both parts are published together in a single manufacturer document.

General Description

The Si3217x is a family of pin-compatible single-channel ProSLIC products that implement a complete foreign exchange station (FXS) telephony interface solution in accordance with all relevant LSSGR, ITU and ETSI specifications.

Select parts in the series also implement Silicon Laboratories' patented capacitive isolation technology to enable seamless connection to Si3291x series foreign exchange office (FXO) line-side devices.

The Si3217x ProSLIC ICs operate from a 3.3 V supply and interface to standard PCM/SPI digital interfaces.

Key Features

  • - Greater than 5 kV isolation - Global programmability - Up to +6 dBm TX/RX level - Parallel handset detection - Type I and II caller ID support - Integrated ring detector - Programmable digital hybrid.