Functions - Cdma Modes; Electrical Characteristics - Multitech MTCBA-C User Manual

Functions – CDMA Modes
Mode Description
Standard Dual Band 800/1900 MHz CDMA
Interface Serial interface RS232. V.24/V.28 Autobauding function. AT command set based on
TIA/EIA/IS707.3, V.25ter and GSM 07.05 & 07.07
SMS Mobile Originated (MO) and Mobile Terminated (MT), Over the Air Activation (OTA), OTASP,
and OTAPA
Data Asynchronous 2400, 4800, 9600, and 14400 bps.
Transparent and Non-Transparent modes.
Mode 3.1 KHz (PSTN) and V110 (ISDN).
Fax 2400/4800/7200/9600 bps
Class 2.0 Group 3 compatible.

Electrical Characteristics

Switching the modem on/off
Voltage Range
Over voltage and Under voltage
Input/output electrical characteristics for external connections
Parameters
Input Supply Voltage
Input supply current in comm. mode at full Tx
power
Input supply current in comm. mode at average
Tx power
Input supply current in idle mode
Multi-Tech Systems, Inc. MultiModem CDMA Wireless Modem User Guide
Electrical Characteristics
The device is permanently powered (when connected to the power supply).
Voltage range : 5 to 32V DC
GND: 0V
Correct operation of the Wireless MultiModem in communication mode is
not guaranteed if input voltage falls below 5V.
5
600
240
50
Chapter 1 – Product Description and Specifications
800 MHZ 1900 MHZ
Typ.
13.2 32 5
230 100 650
100 50 250
20 20 50
Unit
Typ.
13.2 32 V
240 100 mA
100 50 mA
20 20 mA
8