Multi-Tech Systems MT2456SMI22 manual Technical Specifications, Speed Conversion

Chapter 1 – Product Description and Specifications

Technical Specifications

The SocketModem meets the following specifications:

Client-to-Server Data Rates	V.22 bis
Client-to-Client Data Rates	2400, 1200, 0-300 bps
Data Format	Serial, asynchronous
Modem Compatibility	V.22bis, V.22; Bell 212A and 103/113; ITU-T V.21 & V.23
Error Correction	ITU-T V.42 (LAP-M or MNP 2–4)
Data Compression	ITU-T V.42bis
Speed Conversion	Serial port data rates adjustable to 300, 1200, 2400, 4800, 9600, 19,200, 38,400,
	57,600, and 115,200
Modes of Operation	Full duplex over dial-up lines; data mode, command mode, and online command
	mode

Flow Control

Command Buffer

Transmit Level

Frequency Stability

Receiver Sensitivity

Interface

Diagnostics

Weight

Dimensions

Power Consumption

Operating Voltage

Operational Temperature

XON/XOFF (software), RTS/CTS (hardware)

50 characters

–12 dBm (varies by country setting)

±0.01%

–43 dBm under worst-case conditions

Serial ITU-T V.24 logical interface

Local analog loop

0.02 Kg. (0.04 lb.)

1.045" × 2.541" × 0.680" (2.7 x 6.5 x 1.8 cm)

Typical: 70 mA (.235 W @ 3.3V DC); Maximum: 80 mA (.264 W @ 3.6V DC)

Typical: 3.3V DC +/- 5%; Absolute Maximum Supply Voltage: 3.7 V DC

0 to +70° C ambient under closed conditions; humidity range 20% to 90% (non- condensing)

Storage Temperature	-10° to +85° C
Intelligent Features	TIA-602 command compatible
	V.22bis fast connect
	Supports V.80
	Supports Fast POS 9600
	Line polarity reversal detection
	Line current loss detection
	Line-in-use detection during on-hook operation
	Extension pickup detection
	Call waiting detection
	Caller ID (US configuration only)
	DTMF detection
	autodial, redial
	pulse or tone dial
	auto answer
	call status display

Multi-Tech Systems, Inc. MT2456SMI-22 SocketModem Developer’s Guide 5