CLRC663 Datasheet, PDF (11/132 Pages) NXP Semiconductors – Contactless reader IC

NXP Semiconductors
CLRC663
Contactless reader IC
8.3 Contactless interface unit
The contactless interface unit of the CLRC663 supports the following read/write operating
modes:
• ISO/IEC14443A/MIFARE
• ISO/IEC14443B
• FeliCA
• ISO/IEC15693/ICODE
• ICODE EPC UID
• ISO/IEC 18000-3 mode 3/ EPC Class-1 HF
BATTERY/POWER SUPPLY
MICROCONTROLLER
READER IC
ISO/IEC 14443 A CARD
reader/writer
Fig 4. Read/write mode
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A typical system using the CLRC663 is using a microcontroller to implement the higher
levels of the contactless communication protocol and a power supply (battery or external
supply).
8.3.1 ISO/IEC14443A/MIFARE functionality
The physical level of the communication is shown in Figure 5.
ISO/IEC 14443 A
READER
(1)
ISO/IEC 14443 A CARD
(2)
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(1) Reader to Card 100 % ASK, Miller Coded, Transfer speed 106 kbit/s to 848 kbit/s
(2) Card to Reader, Subcarrier Load Modulation Manchester Coded or BPSK, transfer speed
106 kbit/s to 848 kbit/s
Fig 5. ISO/IEC 14443 A/MIFARE read/write mode communication diagram
The physical parameters are described in Table 5.
CLRC663
Product data sheet
COMPANY PUBLIC
All information provided in this document is subject to legal disclaimers.
Rev. 3.3 — 3 April 2012
171133
© NXP B.V. 2012. All rights reserved.
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