參數(shù)資料
型號: MFRC52301HN1
廠商: NXP Semiconductors N.V.
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Contactless reader IC
封裝: MFRC52301HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html<1<Always Pb-free,;MFRC52301HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html&
文件頁數(shù): 79/98頁
文件大?。?/td> 1666K
代理商: MFRC52301HN1
MFRC523
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.7 — 8 November 2011
115237
79 of 98
NXP Semiconductors
MFRC523
Contactless reader IC
15. Application information
A typical application diagram using a complementary antenna connection to the
MFRC523 is shown in
Figure 27
.
The antenna tuning and RF part matching is described in the application note
Ref. 1
and
Ref. 2
.
Fig 27. Typical application diagram
001aal163
DVDD
AVDD
15
supply
MICRO-
PROCESSOR
host
interface
TVDD
12
OSCIN
27.12 MHz
OSCOUT
RX
VMID
antenna
TX1
TVSS
TX2
PVDD
2
3
21
22
17
16
11
10, 14
13
4
5
6
23
18
PVSS
NRSTPD
IRQ
AVSS
DVSS
MFRC523
R1
L0
C1
Ra
Ra
C1
L0
R2
C0
C0
C2
C2
Lant
CRx
Cvmid
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