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Integra M2106+
Using the Integra Wireless CPU
®
©Confidential
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This document is the sole and exclusive property of Wavecom. Not to be distributed or divulged without prior written
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WA_DE_PTS_003-001
April, 2007
6.3
3 V/5 V SIM Management
The figure below shows the schematic for a SIM level shifter to manage 5 V SIM cards.
Figure 21: Schematic for a SIM level shifter to manage 5 V SIM cards