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Specifications: Xircom® CardBus Modem User's Guide

General SpecificationsModem Specifications

General Specifications


CardBus Modem 56 WinGlobal (CBM56WG)
PC Card Type Type II PC Card
Connectors Modem adapter cable (PC Card connector to male RJ-11 connector) and female RJ-11/RJ-11 pass-through adapter
Size 86.0 x 54.0 x 5.0 mm (3.37 x 2.13 x 0.20 inches) 
Weight 28.4 g (0.99 oz)
Temperature range
Operating 32°F to 149°F (0°C to 65°C)
Storage -4°F to 185°F (-20°C to 85°C)
Humidity 95% maximum noncondensing
Memory 4 megabits memory for dual V.90 and K56flex
Power Requirements 3.3V DC, 40 mA sleep, 240 mA active
Power Management Supports ACPI, CardBus Power Management Specification
Approvals FCC Part 15, Class B, Part 68, CE Mark/CTR 21

Modem Specifications

Data modulation V.90/K56flex up to 56000 bps; V.34 from 33,600 down to 2400 bps; V.32terbo at 19200 and 16800 bps; V.32bis at 14400, 12000, 9600, and 7200 bps, uncoded at 4800 bps; V.32 at 9600 bps, uncoded at 4800 bps; V.23 at 1200/75 and 75/1200 bps; V.22bis at 2400 bps; V.22 at 1200 bps; Bell 212A at 1200 bps
Fax modulation V.17 at 14400, 12000, 9600, 7200, and 4800 bps; V.29 at 9600, 7200, and 4800 bps; V.27ter at 4800 and 2400 bps
Fax support Group 3, EIA/TIA Class 1
Error control V.42 Error Control, MNP Levels 2-4 Error Detection
Data compression V.42bis (4:1) or MNP Level 5 (2:1)
Command set Hayes and Microcom compatible AT commands
Data interface PCMCIA Release 2.1 compliant, 68-pin connector
Analog interface RJ-11C modular telephone connector 
DTE speeds 1200, 2400, 4800, 7200, 9600, 14400, 19200, 37400, 57600, and 115200 bps
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