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RC522 Datasheet(PDF) 84 Page - NXP Semiconductors

Part # RC522
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

RC522 Datasheet(HTML) 84 Page - NXP Semiconductors

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© NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 3.2 — 22 May 2007
84 of 109
NXP Semiconductors
MFRC522
Contactless Reader IC
23. Characteristics
23.1 Input Pin Characteristics
23.1.1 Input Pin characteristics for pins EA, I2C and NRESET
23.1.2 Input Pin characteristics for pin MFIN
23.1.3 Input/Output Pin characteristics for pins D1, D2, D3, D4, D5, D6 and D7
23.1.4 Input Pin characteristics for pin SDA
Table 158: Input Pin characteristics for pins EA, I2C and NRESET
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
ILeak
Input Leakage current
-1
-
1
μA
VIH
Input voltage High
0.7 PVDD --
V
VIL
Input voltage Low
-
-
0.3 PVDD V
Table 159: Input Pin characteristics for MFIN
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
ILeak
Input Leakage current
-1
-
1
μA
VIH
Input voltage High
0.7 SVDD --
V
VIL
Input voltage Low
-
-
0.3 SVDD V
Table 160: Input/Output Pin characteristics for pins D1, D2, D3, D4, D5, D6 and D7
Symbol Parameter
Conditions
Min
Typ
Max
Unit
ILeak
Input Leakage
current
-1
-
1
μA
VIH
Input voltage High
0.7 PVDD
--
V
VIL
Input voltage Low
-
-
0.3 PVDD
V
VOH
Output voltage HIGH PVDD =3V,
IO =4mA
PVDD -400 mV -
PVDD
V
VOL
Output voltage LOW
PVDD =3V,
IO =4mA
PVSS
-PVSS +400 mV V
IOH
Output current drive
HIGH
PVDD =3V
-
-
4
mA
IOL
Output current drive
LOW
PVDD =3V
-
-
4
mA
Table 161: Input Pin characteristics for pin SDA
Symbol Parameter
Conditions
Min
Typ
Max
Unit
ILeak
Input Leakage
current
-1
-
1
μA
VIH
Input voltage High
0.7 PVDD
--
V
VIL
Input voltage Low
-
-
0.3 PVDD
V



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