MLX90110 ETC1 [List of Unclassifed Manufacturers], MLX90110 Datasheet

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MLX90110

Manufacturer Part Number
MLX90110
Description
128bit OTP/RW Transponder
Manufacturer
ETC1 [List of Unclassifed Manufacturers]
Datasheet
Features
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-
-
-
-
-
-
-
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Applications
Animal ID (ISO 11784/-85 compliant), Access Control, Juke box logistics control, Material
Logistics, Production Flow Control.
Ordering Information
Part No.
MLX90110
Production parts available Q2 2001
Functional Diagram
MLX90110 128bit MTP Transponder
L
144bit EEPROM code
Very small size 125kHz Read/Write Transponder
Very Big reading range, and large write range.
EEPROM programmable Configuration word for different encoding and data rate options
80pF integrated tuning capacitance
100,000 write cycle, 10 year EEPROM retention
Single command programming with integrity check.
Dimensioned for ISO-chipcard, without need for tag module.
Conceived for use and without Goldbumps
Coil
GND
Temperature Ranges
25 C Consumer
-40 to 85 C Automotive
C
MLX90110
tune
Delivery form
Sawed wafer on frame
Bare die in blistertape
SOIC-8 150mils
Page 1 of 10
Description
The MLX90110 is a 128bit Read Write and OTP
transponder operating at 125kHz. It has been
designed as a low cost read write solution for
applications which don't require high flexibility in
terms
environments.
Clock and power supply are taken from the
electromagnetic field. A resistor is switched in
parallel to the resonant circuit formed by the
integrated tuning capacitor (80pF) and the
external
electromagnetic field. No external components
are needed except for the antenna coil.
The EEPROM is configured as 9 words of 16
bits.
continuously read out during normal operation.
The
Manchester or Biphase encoding, at 2 or 4
kBaud by programming the corresponding bits in
the 9
By setting 2 other bits in the 9
transponder
completely locked. In the latter case it becomes
a Read Only transponder.
words 5, 6, 7, 8 and 9 can be rewritten with
password access.
th
128bit OTP/RW Transponder
transponder
EEPROM word.
Words 1 to 8 form the ID and are
of
coil
write
memory
to
range,
amplitude
can
MLX90110
can
Rev 1.14 1-Dec-2000
be
like
In the first mode
be
configured
modulate
in
th
partially
production
word, the
the
for
or

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MLX90110 Summary of contents

Page 1

... OTP/RW Transponder Delivery form Sawed wafer on frame Bare die in blistertape SOIC-8 150mils Description The MLX90110 is a 128bit Read Write and OTP transponder operating at 125kHz. It has been designed as a low cost read write solution for applications which don't require high flexibility in terms of ...

Page 2

... Note (3): Maximum supply voltage is generated by forcing 10mA between coil and ground pin. Note (4): For the test setup, AC generator voltages are equivalent to following voltages on the coil: see graph (to be added). MLX90110 128bit MTP Transponder 128bit OTP/RW Transponder Test Conditions Min (3) Continuous normal reading of the ID ...

Page 3

... Block diagram COIL Ctune VSS EEPROM memory map MLX90110 128bit MTP Transponder POR SPEED Digital Controller CLOCK CLOCK RECOVERY DATA DEMODUL. VDD SUPPLY BITPOSITION (MSB first Page ...

Page 4

... Clock recovery The transponder takes its clock from the carrier frequency. Depending on the speed option, the carrier frequency is divided by 32(4kbaud), 64(2kbaud) to generate the bit rate. MLX90110 128bit MTP Transponder 128bit OTP/RW Transponder Demodulator Read Write If the external RF field is AM modulated ...

Page 5

... MLX90110 will stop modulating and enter the program mode when the external field is Amplitude Modulated with an Asynchronous Control Pattern (ACP, specified below). PROGRAM MODE: When the MLX90110 has detected an ACP the BAUD RATE address transponder waits for a start bit (SB) during a 2kbaud ...

Page 6

... The critical read latch is set after setting the address counter to 4 (this is the address of word 5). The latch can only be reset by removing the transponder from the field. The MLX90110 has 2 different Write modes, for which the same program and critical read modes are applicable. UNPROTECTED WRITE mode ...

Page 7

... TWD Transponder mode/operations Normal Stop Start bit modultion Read detection MLX90110 Timing Specifications (carrier: Freq=125kHz, Tclk=8 s) Speed Bit period Freq/64 (2kbaud) 0.512ms Freq/32 (4kbaud) 0.256ms Tas FHIGH FLOW MLX90110 128bit MTP Transponder The transponder samples the field strength once per bit ...

Page 8

... Modulation Output Flow Chart. Upon entering the RF field, the transponder "sees" increasing amplitude of the voltage between COIL and GND pins. It passes through a POR sequence. Depending on the configuration bits it will enter the appropriate mode. MLX90110 128bit MTP Transponder 128bit OTP/RW Transponder ...

Page 9

... Unprotected Write Mode No Yes Ÿ Ÿ No Time out? Receive words Set Critical Read latch Write address Timeout, OR address MLX90110 128bit MTP Transponder POR WP=0? No Read Only Mode Yes RW=0? No Yes Protected Write Mode ACP detected? ACP detected? Yes Ÿ Stop modulating Stop modulating Ÿ ...

Page 10

... The information included herein is believed to be accurate and reliable. However, Melexis assumes no responsibility for its use, nor for any infringements of patents or other rights of third parties which may result from its use. MLX90110 128bit MTP Transponder 128bit OTP/RW Transponder Pinout Pin Name 1 ...

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