Information

NXP Semiconductors
AN11022
CLRC663 Quickstart Guide
3.3 Functional description
The RC663 evaluation reader is a contactless smartcard reader based on the RC663
reader IC.
The Reader PCB is divided into 2 Parts, the general reader part and The Antenna and
matching part:
Table 3. PCB sections
PCB Section
Description
General reader part
(Fig 5 lower figure)
Includes Power supply, Rs232 Interface and
RC663 related part also EMC filter for TX circuit
Antenna and matching part
(Fig 5 lower figure)
Antenna matching (without EMC filter) with fully
differential receiver circuit and PCB antenna coil
The reader has one drawn cutline between EMC filter and matching circuit. This is to cut
the antenna and the antenna related matching from the reader (Fig 4). Seven vias have
been added to connect another Antenna with matching to the evaluation reader.
Fig 4. RC663 board version 3.0
AN11022 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2015. All rights reserved.
Application note
COMPANY PUBLIC
Rev. 1.2 — 14 January 2015
205912
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