CLRC663 Datasheet, PDF (5/132 Pages) NXP Semiconductors – Contactless reader IC

NXP Semiconductors
CLRC663
Contactless reader IC
7.1 Pin description
Table 3. Pin description
Pin Symbol Type
1
TDO
O
2
TDI
I
3
TMS
I
4
TCK
I
5
SIGIN
I
6
SIGOUT O
7
DVDD
PWR
8
VDD
PWR
9
AVDD
PWR
10 AUX1
O
11 AUX2
O
12 RXP
I
13 RXN
I
14 VMID
PWR
15 TX2
O
16 TVSS
PWR
17 TX1
O
18 TVDD
PWR
19 XTAL1
I
20 XTAL2
O
21 PDOWN I
22 CLKOUT O
23 SCL
O
24 SDA
I/O
25 PVDD
PWR
26 IFSEL0 I
27 IFSEL1 I
28 IF0
I/O
29 IF1
I/O
30 IF2
I/O
31 IF3
I/O
32 IRQ
O
33 VSS
PWR
Description
test data output for boundary scan interface
test data input boundary scan interface
test mode select boundary scan interface
test clock boundary scan interface
Contactless communication interface output.
Contactless communication interface input.
digital power supply buffer ^[1]
power supply
analog power supply buffer ^[1]
auxiliary outputs: Pin is used for analog test signal
auxiliary outputs: Pin is used for analog test signal
receiver input pin for the received RF signal.
receiver input pin for the received RF signal.
internal receiver reference voltage ^[1]
transmitter 2: delivers the modulated 13.56 MHz carrier
transmitter ground, supplies the output stage of TX1, TX2
transmitter 1: delivers the modulated 13.56 MHz carrier
transmitter voltage supply
crystal oscillator input: Input to the inverting amplifier of the oscillator. This is pin is also the
input for an externally generated clock (fosc = 27,12 MHz)
crystal oscillator output: output of the inverting amplifier of the oscillator
Power Down
clock output.
Serial Clock line
Serial Data Line
pad power supply
host interface selection 0
host interface selection 1
interface pin, multifunction pin: Can be assigned to host interface RS232, SPI, I²C, I²C-L
interface pin, multifunction pin: Can be assigned to host interface SPI, I²C, I²C-L
interface pin, multifunction pin: Can be assigned to host interface RS232, SPI, I²C, I²C-L
interface pin, multifunction pin: Can be assigned to host interface RS232, SPI, I²C, I²C-L
interrupt request: output to signal an interrupt event
ground and heatsink connection
[1] This pin is used for connection of a buffer capacitor. Connection of a supply voltage might damage the device.
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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