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MFRC522 Datasheet(PDF) 89 Page - NXP Semiconductors

Part # MFRC522
Description  Contactless Reader IC
PDF  109 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

MFRC522 Datasheet(HTML) 89 Page - NXP Semiconductors

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© NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 3.2 — 22 May 2007
89 of 109
NXP Semiconductors
MFRC522
Contactless Reader IC
23.6 XTAL Oscillator
23.7 Typical 27.12 MHz Crystal Requirements
Table 172: XTAL Oscillator
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VOH,OSCOUT Output Voltage High XTAL2
-
1.1
-
V
VOL,OSCOUT Output Voltage Low XTAL2
-
0.2
-
V
CIN,OSCOUT Input capacitance OSCOUT
-
2
-
pF
CIN,OSCIN
Input capacitance OSCIN
-
2
-
pF
Table 173: XTAL Oscillator
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fXTAL
XTAL Frequency Range
-
27.12
-
MHz
ESR
XTAL Equivalent Series resistance
-
-
100
Ω
CL
XTAL Load capacitance
-
10
-
pF
PXTAL
XTAL Drive Level
-
50
100
W



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