DESCRIPTION

· The 73M2901CE is a low-speed modem integrating a data pump, controller, and analog front end in a 3.3V device.

· It features a powerful "AT" command host interface and reduces external component count/cost by incorporating many features in software.

· The device is pin-compatible with Teridian's 73M2901CL and 73M1903 soft modem AFE, offering a cost-effective design for both hard and soft modem solutions.

· Complete support, modem reference designs, and error correction software are provided by Teridian.

FEATURES

· True one-chip solution for embedded systems.

· Low power consumption with standby and power down modes available.

· Supports multiple data modes and speeds including V.22bis, V.22/Bell212, V.21/Bell103, V.23, and Bell202.

· International Call Progress support and DTMF generation and detection.

· Worldwide Caller ID capability and SMS messaging support.

· On-chip hybrid driver and manufacturing self-test capability.

APPLICATIONS

· Suitable for set-top boxes, point-of-sale terminals, automatic teller machines, utility meters, vending machines, and smart card readers.