MLX90132 Datasheet, PDF (39/44 Pages) Melexis Microelectronic Systems – 13.56MHz RFID / NFC Transceiver

MLX90132
13.56MHz RFID / NFC Transceiver
12.4 RF Characteristics
Operating Parameters T_A = -40^oC to 105^oC (2.7 <VDD/VDD_TX<5.5V)
Symbol
Parameter
fC
Frequency of operating field (carrier frequency)
Carrier modulation
index⁽³⁾
ISO/IEC14443A
ISO/IEC14443B
ISO/IEC18092
ISO/IEC15693 (10% modulation)
ISO/IEC15693 (100% modulation)
Min
13.553
8
8
10
80
Transmitter specifications
RON_3V
RON_5V
POUT_3V
POUT_5V
Equivalent resistor of driver output TXn⁽²⁾
Equivalent resistor of driver output TXn⁽²⁾
Output power for 3V operation ⁽²⁾
Output power for 5V operation ⁽²⁾
Receiver specifications
ZOUT
Differential. input resistance between RX1/RX2⁽²⁾
CINPUT
Differential. input capacitance between RX1/RX2⁽²⁾
VSENS
VRXMAX
Sensitivity⁽³⁾
Clamping voltage on RX1 (RX2) relative to
Ground⁽²⁾
9.5
Table 36: Reader characteristics
Typ
13.56
13
8
70
317
80
22
6
11
Max
13.567
100
14
14
30
100
13.2
Units
MHz
%
Ω
Ω
mW
mW
kΩ
pF
mVp
Vp
Symbol
HThreshold
Parameter
HF field level of detection^(2,3)
Min Typ
0.1875
Table 37: Field detection characteristics
Max
Units
A/m
1. Parameter measured using recommended output matching network
2. Value based on design simulation and/or characterization results, and not tested in production
3. Based on ISO/IEC 10373-6 & 22536 protocol measurements
3901090132
Rev. 009
Page 39 of 44
Jan-2014