Teridian embedded modem offers cost, footprint reduction

Integrating on-chip intrusion and ring detection without additional components, the latest member of Teridian Semiconductor Corp.'s family of embedded modems is claimed by the company of offer a 25 percent cost and 35 percent footprint reduction compared to other transformer or silicon DAA solutions in the market.
"The new 73M2901CE V.22bis embedded modem is ideal for cost sensitive applications such as STBs," according to Kourosh Boutorabi, product line manager for embedded modems. "This innovative product provides the lowest cost hardware modem solution available on the market, and it is pin-for-pin compatible with Teridian's 73M1903 soft modem AFE, offering designers an easy migration path to a software modem solution on the same circuit board."

Extending Teridian's 2901 modem series, the 73M2901CE is offered in a 5-by-5mm QFN package. It offers SMS messaging support, enhanced CID-II and FSK modes, and features a new low cost transformer DAA architecture that can be configured for various international standards, including CTR-21, and FCC.

The device is available for sampling in 32-pin QFN and 32-pin TQFP packages.