Wavecom G900 Uživatelský manuál stáhnout pdf (Strana 44)

WM2C-G900/G1800 23/09/1999

This confidential document is the property of WAVECOM and may not be copied without a written authorization

4. Technical Specifications

4.1. Electrical specifications

4.1.1. RF connection

The impedance is 50 Ohms nominal and the DC impedance is 0

Ohm.

4.1.2. Digital I/O

All digital I/O are CMOS 3 Volts compatible.

Operating conditions

Parameter I/O type Min Max Condition

CMOS -0.5 V 0.8 V

CMOS 2.1 V 3.0 V

1X 0.2 V I

= -1 mA

2X 0.2 V I

= -2 mA

3X 0.2 V I

= -3 mA

1X 2.6 V I

= 1 mA

2X 2.6 V I

= 2 mA

3X 2.6 V I

= 3 mA

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Wavecom G900 Uživatelský manuál Strana 44