Data Sheet

MFRC522 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2016. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.9 — 27 April 2016
112139 77 of 95
NXP Semiconductors
MFRC522
Standard performance MIFARE and NTAG frontend
V
OH
HIGH-level output voltage V
DD(TVDD)
=3V;
I
DD(TVDD)
=32mA;
CWGsP[5:0] = 3Fh
V
DD(TVDD)

0.15
-- V
V
DD(TVDD)
=3V;
I
DD(TVDD)
=80mA;
CWGsP[5:0] = 3Fh
V
DD(TVDD)

0.4
-- V
V
DD(TVDD)
= 2.5 V;
I
DD(TVDD)
=32mA;
CWGsP[5:0] = 3Fh
V
DD(TVDD)

0.24
-- V
V
DD(TVDD)
= 2.5 V;
I
DD(TVDD)
=80mA;
CWGsP[5:0] = 3Fh
V
DD(TVDD)

0.64
-- V
V
OL
LOW-level output voltage V
DD(TVDD)
=3V;
I
DD(TVDD)
=32mA;
CWGsP[5:0] = 0Fh
- - 0.15 V
V
DD(TVDD)
=3V;
I
DD(TVDD)
=80mA;
CWGsP[5:0] = 0Fh
--0.4V
V
DD(TVDD)
= 2.5 V;
I
DD(TVDD)
=32mA;
CWGsP[5:0] = 0Fh
- - 0.24 V
V
DD(TVDD)
= 2.5 V;
I
DD(TVDD)
=80mA;
CWGsP[5:0] = 0Fh
- - 0.64 V
Current consumption
I
pd
power-down current V
DDA
=V
DDD
= V
DD(TVDD)
=
V
DD(PVDD)
=3V
hard power-down; pin
NRSTPD set LOW
[2]
--5A
soft power-down; RF
level detector on
[2]
--10A
I
DDD
digital supply current pin DVDD; V
DDD
=3V - 6.5 9 mA
I
DDA
analog supply current pin AVDD; V
DDA
=3V;
CommandReg register’s
bit RcvOff = 0
-710mA
pin AVDD; receiver
switched off; V
DDA
=3V;
CommandReg register’s
bit RcvOff = 1
-35mA
I
DD(PVDD)
PVDD supply current pin PVDD
[3]
--40mA
I
DD(TVDD)
TVDD supply current pin TVDD; continuous wave
[4][5][6]
-60100mA
I
DD(SVDD)
SVDD supply current pin SVDD
[7]
--4mA
Clock frequency
f
clk
clock frequency - 27.12 - MHz

clk
clock duty cycle 40 50 60 %
t
jit
jitter time RMS - - 10 ps
Crystal oscillator
Table 153. Characteristics
…continued
Symbol Parameter Conditions Min Typ Max Unit