Datasheet

9397 750 XXXXX © Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Short form data sheet Rev. 1.2 — 31 March 2011 20 of 25
Philips Semiconductors
PN532/C1
NFC controller
14. Application information
In the example the 27.12MHz quartz is a TAS-3225A, SMD
Fig 10. Application diagram of PN532
Antenna
R
Q
R
1
C
Rx
R
2
L
0
C
1
R
Q
C
1
C
2
C
2
C
0
C
0
L
0
C
vmid
27,12
MHZ
RX
VMID
TX1
TVSS1
TX2
DVSS
AVSS
OSCIN OSCOUT
IRQ
RTSPDN
PVDD
VBAT
SVDD
SIGOUT
SIGIN
Host - Processor
Host Interface
PN532
P34
Secure
Core
TVSS2
DVDD
AVDD
TVDD
4.7uF
100nF
100nF
100nF
4.7uF
560nH
560nH
220pF
220pF
100nF
1nF
1kΩ
2.7kΩ
C1 and C2 are matching cap (10 to 300pF)
Rq are the damping resistor, few ohms
100nF
Battery
PMU
100nF
22pF
22pF