Data Sheet

PN512_C1_SDS All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product short data sheet
COMPANY PUBLIC
Rev. 3.2 — 20 September 2012
120132 21 of 27
NXP Semiconductors
PN532/C1
Near Field Communication (NFC) controller
9. Application information
In the example the 27.12MHz quartz is a TAS-3225A, SMD
Fig 13. 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
P70_IRQ
RTSPD_N
PVDD
VBAT
SVDD
SIGOUT
SIGIN
Host - Processor
Host Interface
PN532
P34 / SIC_CLK
Secure
Core
TVSS2
DVDD
AVDD
TVDD
4.7uF
100nF
100nF
100nF
4.7uF
560nH
560nH
220pF
220pF
100nF
1nF
1 k

2.7 k 
C1 and C2 are matching cap (10 to 300pF)
Rq is the damping resistor (several ohms)
100nF
Battery
PMU
100nF
22 pF
22pF
TESTEN
LOADMOD
R
3
1 k 
R
4
1 k 
Optional
X7R
or
X5R
X7R
or
X5R