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Chapter 4 – SocketModem (MT2456SMI-22)
Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342D)
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Chapter 4 – SocketModem
(MT2456SMI-22)
Introduction
The Multi-Tech SocketModem supports analog data modem operation with V.22bis Fast Connect, V.42bis data
compression, and V.80 synchronous access mode. The SocketModem is a space-efficient (1" × 2.5"), embedded
modem that is ready-to-integrate into your applications; therefore, dramatically reducing development time and costs
for system designers.
compression, and V.80 synchronous access mode. The SocketModem is a space-efficient (1" × 2.5"), embedded
modem that is ready-to-integrate into your applications; therefore, dramatically reducing development time and costs
for system designers.
The MT2456SMI-22 SocketModem is a standard 64-pin modem used for integrating data communications. It is a
single-port 5 V or 3.3 V modem that integrates a modem controller, DSP, and DAA in a 1" x 2.5" form factor and
communicates to a host controller via an asynchronous serial interface
single-port 5 V or 3.3 V modem that integrates a modem controller, DSP, and DAA in a 1" x 2.5" form factor and
communicates to a host controller via an asynchronous serial interface
.
Product Ordering Information
Product
Description
Region
Order this
Product
3
MT2456SMI-22
V.22bis Serial Data Only – 5 V
Global
MT2456SMI-L-22
V.22bis Serial Data Only – 3.3 V
Global
Telecom Label
MT2456SMI-LS
MT2456SMI-Global Regulatory Label
Global
Developer Kit
MTSMI-DK SocketModem
Serial Developer Kit
Global
How to Read the Product Codes in the Table Above:
22
5 Volt Build
L22
3.3 Volt Build
LS Telecom
Label
DK Developer
Kit
Other Product Codes:
Rx “R” indicates product revision. “x” is the revision number.
RoHs ordering part number includes an .R2 or greater.
RoHs ordering part number includes an .R2 or greater.
Developer Kit
A SocketModem Developer Kit is available for the MT2456SMI-22. It includes:
•
Developer Board with an RS-232 DB-25 Connector
•
Wall Power Adapter
•
RJ-11 Jack
•
RS-232 Cable
•
Developer Kit CD