th7108 ETC-unknow, th7108 Datasheet
th7108
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th7108 Summary of contents
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... Keyless car and central locking ! Low-power telemetry ! Alarm and security systems ! General digital data transmission ! General analog audio signal transmission ! Local oscillator signal generation TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source ! Adjustable output power range from -18 dBm to -2 dBm ! Adjustable current consumption from 6 ...
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... General Description The TH71082 ASK transmitter IC is designed for applications in the European 868MHz industrial- scientific-medical (ISM) band, according to the EN 300 220 telecommunications standard. It can also be used for any other system with carrier frequencies ranging from 800 MHz to 930 MHz (e.g. for applications in the US 915MHz ISM band). ...
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... Block Diagram Fig. 1: TH71082 block diagram with external components TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source Page TH71082 868/915MHz Dec. 2001 Rev. 004 ...
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... I/O Type 1 LF analog I analog I/O 3 ENTX input 4 CKOUT output 5 PS/DATA analog I/O 6 VCC supply 7 OUT output 8 VEE ground TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source Functional Schematic LF 200 1 200 5p 37k RO1 2 28p 28p ENTX 1.1k 3 CKOUT 200 4 20µA PS/DATA 200 5 VCC VCC ...
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... V a Parameter Symbol Standby current I SBY Operating current Input HIGH voltage V Input LOW voltage V Input current Pull down current I TH71082 Data Sheet 3901071082 Condition cc ENTX pin in I ENTX pin in STG human body model, ESD MIL STD 833D method 3015.7 Condition ...
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... If the transmitter is operated at any supply voltage V the values for R and R can be calculated as allows Crystal Parameter Parameter Symbol Crystal frequency f crystal Load capacitance C Static capacitance C Resonance resistance R Spurious response a TH71082 Data Sheet 3901071082 = Condition o adjustable with f FM varactor and V FM ASK @ f f ref c ref @ ...
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... RF1 1 k 0603 See output power R1 selection table 0603 R2 See output power selection table XTAL HC49/S 27.1344 MHz fundamental wave TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source OUT C2 RF1 CF2 CF1 Tolerance loop filter capacitor 10% loop filter capacitor 10% XOSC capacitor 10% ...
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... Package Information all Dimension in mm, coplanarity < 0.1mm D min 4.80 max 4.98 all Dimension in inch, coplanarity < 0.004” min 0.189 max 0.196 TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source Fig. 6: SOIC8 (Small Outline Package 3.81 5.80 1.32 0.10 3.99 6.20 1.72 0.25 0.150 0.2284 0.060 0.0040 0.05 0.014 ...
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... Your Notes TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source Page TH71082 868/915MHz Dec. 2001 Rev. 004 ...
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... Melexis’ rendering of technical or other services. © 2000 Melexis NV. All rights reserved. For the latest version of this document our website at Europe and Japan: Phone: +32 1361 1631 E-mail: sales_europe@melexis.com TH71082 Data Sheet 3901071082 ASK Transmitter / LO Source www.melexis.com Or for additional information contact Melexis Direct: All other locations: Phone: +1 603 223 2362 E-mail: sales_usa@melexis ...