Product data

MFRC631 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.3 — 4 February 2014
227433 101 of 120
NXP Semiconductors
MFRC631
High performance ISO/IEC 14443 A/B reader solution
I
OL
LOW-level output current V
OL
= 0.4 V; Standard
mode, Fast mode
4-- mA
V
OL
= 0.6 V; Standard
mode, Fast mode
6-- mA
t
f(o)
output fall time Standard mode, Fast
mode, C
L
< 400 pF
--250ns
Fast mode +; C
L
< 550 pF - - 120 ns
t
SP
pulse width of spikes that
must be suppressed by
the input filter
0-50 ns
C
i
input capacitance - 3.5 5 pF
C
L
load capacitance Standard mode - - 400 pF
Fast mode - - 550 pF
t
EER
EEPROM data retention
time
T
amb
= +55 °C10--year
N
EEC
EEPROM endurance
(number of programming
cycles)
under all operating
conditions
5 x 10
5
- - cycle
Analog and digital supply AVDD,DVDD
V
DDA
analog supply voltage - 1.8 - V
V
DDD
digital supply voltage - 1.8 - V
C
L
load capacitance AVDD 220 470 - nF
C
L
load capacitance DVDD 220 470 - nF
Current consumption
I
stb
standby current Standby bit = 1 - 3 6 A
I
DD
supply current modem on - 17 20 mA
modem off - 0.45 0.5 mA
I
DD(TVDD)
TVDD supply current - 100 200 mA
I/O pin characteristics SIGIN, SIGOUT, CLKOUT, IFSEL0,
IFSEL1, TCK, TMS, TDI, TDO, IRQ, IF0, IF1, IF2, SCL2, SDA2
I
LI
input leakage current output disabled - 50 500 nA
V
IL
LOW-level input voltage 0.5 - 0.3V
DD(PVDD)
V
V
IH
HIGH-level input voltage 0.7V
DD(PVDD)
-V
DD(PVDD)
+ 0.5 V
V
OL
LOW-level output voltage I
OL
= 4 mA,
V
DD(PVDD)
=5.0V
--0.4V
I
OL
= 4 mA,
V
DD(PVDD)
=3.3V
--0.4V
V
OH
HIGH-level output voltage I
OL
= 4 mA,
V
DD(PVDD)
=5.0V
4.6 - - V
I
OL
= 4 mA,
V
DD(PVDD)
=3.3V
2.9 - - V
C
i
input capacitance - 2.5 4.5 pF
Pull-up resistance for TCK, TMS, TDI, IF2
R
pu
pull-up resistance 50 72 120 K
Table 194. Characteristics
…continued
Symbol Parameter Conditions Min Typ Max Unit