MLX90121 View Datasheet(PDF) - Melexis Microelectronic Systems
Part Name
Description
Manufacturer
MLX90121 Datasheet PDF : 25 Pages
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MLX90121
13.56MHz RFID Transceiver
6. MLX90121 Specific Specifications
DC Operating Parameters TA = -40oC to 85oC, or 0oC to +70oC according to the version, VDD = 5V (unless
otherwise specified)
Parameter
Symbol Test Conditions
Min Typ Max Units
Transmitter specifications
Peak voltage applied on drain of
output transistor
Output transistor power dissipation
Output transistor ON resistance
Output power for five volts
operation
Amplitude modulation depth
adjustment range, in 10% mode,
with external resistor connected
between RMOD pin and ground.
Amplitude modulation depth in
10% mode with nominal external
resistor (10Ω)
Minimum depth for 100% ASK
Rise time for 100% ASK
Fall time for 100% ASK
Rise and fall time for 10%
modulation depth ( nominal
external resistor used)
With heat sink
Id = 50 mA
See note 1
See note 1
See note 1
See note 1
50 Ohms load - 5% to 60%
50 Ohms load - 5% to 90%
50 Ohms load - 100% to 5%
50 Ohms load
32 V
600 mW
2
5Ω
250
mW
0
90 %
8
10
14 %
40
dB
0.2 0.4 µs
0.3 1.5 µs
0.6
µs
0.2
µs
Receiver specifications
Small signal input impedance (RX)
Input RF voltage range (RX – VSS)
Receiver sensitivity
FSK IF filter cut off points
Gain, in FSK mode (FM output)
With 4.7kΩ series external resistor
See note 2
100
kΩ
2
3 Vpp
-35 -45
dBm
200-1400
kHz
120
dB
3901090121
Rev. 009
Page 4 of 26
Data Sheet
Sept.-2009
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