
2.2 Schematic considerations
To make the design optimal and provide a flexible design for the type approval
process it is beneficial to add optional components.
Figure 1: Recommended component provisions
Depending on the implementation transorbs might be needed to pass EMC-tests. It is
important to realise that the inherent capacitance of the transorbs placed on SIMDAT
and SIMCLK must be very low. The transorbs used on SIMVCC and SIMRST on the
other hand can have very high inherent capacitance without causing a problem.
GR/GS64 Application Note
This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à des tiers sans son autorisation préalable
SIM Interface
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