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CLRC663 Datasheet(PDF) 101 Page - NXP Semiconductors

Part # CLRC663
Description  High performance multi-protocol NFC frontend CLRC663 and CLRC663 plus
PDF  177 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

CLRC663 Datasheet(HTML) 101 Page - NXP Semiconductors

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NXP Semiconductors
CLRC663
High performance multi-protocol NFC frontend CLRC663 and CLRC663 plus
Bit
7
6
5
4
3
2
1
0
Access
rights
r
r
r
r
r
r
r
r
Table 197. PadIn register (address 46h)...continued
Bit
Symbol
Description
7
SIGIN_IN
Input buffer of the SIGIN pin
6
CLKOUT_IN
Input buffer of the CLKOUT pin
5
IFSEL1_IN
Input buffer of the IFSEL1 pin
4
IFSEL0_IN
Input buffer of the IFSEL0 pin
3
TCK_IN
Input buffer of the TCK pin
2
TMS_IN
Input buffer of the TMS pin
1
TDI_IN
Input buffer of the TDI pin
0
TDO_IN
Input buffer of the TDO pin
Table 198. PadIn bits
9.15.4 SigOut
Bit
7
6
5
4
3
2
1
0
Symbol
Pad
Speed
RFU
SigOutSel
Access
rights
r/w
-
r/w
Table 199. SigOut register (address 47h)
Bit
Symbol
Description
7
PadSpeed
If set, the I/O pins are supporting a fast switching mode.The fast mode for the I/O’s
will increase the peak current consumption of the device, especially if multiple I/Os are
switching at the same time. The power supply needs to be designed to deliver this peak
current.
6 to 4
RFU
-
3 to 0
SIGOutSel
0h, 1h - The pin SIGOUT is 3-state
2h - The pin SIGOUT is 0
3h - The pin SIGOUT is 1
4h - The pin SIGOUT shows the TX-envelope
5h - The pin SIGOUT shows the TX-active signal
6h - The pin SIGOUT shows the S3C (generic) signal
7h - The pin SIGOUT shows the RX-envelope
(only valid for ISO/IEC 14443A, 106 kBd)
8h - The pin SIGOUT shows the RX-active signal
9h - The pin SIGOUT shows the RX-bit signal
0Ah ...0Fh: RFU
Table 200. SigOut bits
CLRC663
All information provided in this document is subject to legal disclaimers.
© 2024 NXP B.V. All rights reserved.
Product data sheet
Rev. 5.3 — 3 January 2024
101 / 177



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