EVB72005 Melexis Company, EVB72005 Datasheet
EVB72005
Related parts for EVB72005
EVB72005 Summary of contents
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... Very low standby current Ordering Information Part No. (see paragraph 6) EVB72005-315-FSK-A Note 1: EVB default population is FSK, ASK modifications according to section 3.1 and 4.1. Note 2: EVB72005 is applicable for devices TH72005, TH72001 and TH72002. Application Examples ! General digital data transmission ! Tire Pressure Monitoring Systems (TPMS) ! Remote Keyless Entry (RKE) ...
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... Board Connection........................................................................................................... 10 5 Evaluation Board Layouts .......................................................................................11 5.1 Antenna Board................................................................................................................ 11 5.2 PCB Loop Antenna Dimensions ..................................................................................... 11 5.3 Connector Board ............................................................................................................ 12 6 Board Variants..........................................................................................................12 7 Package Description ................................................................................................13 7.1 Soldering Information ..................................................................................................... 13 7.2 Recommended PCB Footprints ...................................................................................... 13 8 Disclaimer .................................................................................................................14 39012 72005 01 Rev. 007 315MHz FSK/ASK Transmitter Evaluation Board Description Page EVB72005 EVB Description June/07 ...
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... Rev. 007 315MHz FSK/ASK Transmitter Evaluation Board Description RPS PSEL VCC 10 PLL 32 PFD XBUF VCO CP 7 VEE Block diagram with external components Page EVB72005 can be adjusted in out ASKDTA 6 1 antenna 8 OUT matching PA network low voltage detector 9 VEE EVB Description ...
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... FSKDTA given load f max min CX1 CRO CX1+CRO Fig. 3: Crystal pulling characteristic Page EVB72005 VCC ROI XTAL FSKSW CX2 CX1 VEE Description fmin Δf (FSK switch is closed) fmax Δf (FSK switch is open) XTAL (CX1+CX2) CRO ...
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... Evaluation Board Description ASKDTA 0 Power amplifier is turned off Power amplifier is turned on (according 1 to the selected output power step) RPS PSEL ASKDTA & & & Fig. 4: Block diagram of output power control circuitry Page EVB72005 Description & & OUT EVB Description June/07 ...
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... After successful PLL lock, the LOCK signal turns on the power amplifier, on high ENTX low high LOCK low high ASKDTA low t Timing diagrams for FSK and ASK modulation Page EVB72005 Mode Description TX standby TX disabled TX active TX enable EVB Description June/07 , the t ...
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... pF pF max ±10% ROI coupling capacitor, only required for external reference frequency input Page EVB72005 PCB loop antenna CM2 CM1 CB1 RPS ...
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... CM2 CM1 RPS 10 6 72005 2 5 CX2 CB0 CX1 EVB720X5_ANT_L (2) Board size Page EVB72005 External reference frequency input Mode control pin (see section 2.7) Several ground pins EVB Description June/07 ...
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... pF pF max ±10% ROI coupling capacitor, only required for external reference frequency input Page EVB72005 OUT CM2 LM CM3 CM1 LT CB1 RPS 1 ...
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... Evaluation Board Description CM2 CM1 CM3 72005 2 5 CX1 CX2 XTAL CB0 Board size ENTX Page EVB72005 External reference frequency input Mode control pin (see section 2.7) Several ground pins EVB Description June/07 ...
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... PCB top view 5.2 PCB Loop Antenna Dimensions Fig. 8: Circular loop Loop Dimension 39012 72005 01 Rev. 007 315MHz FSK/ASK Transmitter Evaluation Board Description EVB720X5_ANT_L (2) PCB bottom view Fig 14 Page EVB72005 Square loop equivalent EVB Description June/07 ...
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... Note: available EVB setups 39012 72005 01 Rev. 007 315MHz FSK/ASK Transmitter Evaluation Board Description PCB bottom view Modulation –FSK according to section 3.1 / 4.1 –ASK –FM Page EVB72005 Board Execution antenna version –A connector version –C EVB Description June/07 ...
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... Dimensions min 3.55 1.9 3.2 max 3.90 2.3 3.6 th all Dimensions in inch min 0.1398 0.0748 0.1260 0.0512 0.0098 0.0276 0.0591 max 0.1535 0.0906 0.1417 0.0669 0.0118 0.0394 0.0197 Fig. 11: PCB land pattern style Page EVB72005 D2 L 0.23 0.36 0.225x45° 0.3 0.18 0.50 0.5 0.30 0.0118 0.0071 0.0197 ...
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... Europe, Africa: Phone: +32 1367 0495 E-mail: sales_europe@melexis.com 39012 72005 01 Rev. 007 315MHz FSK/ASK Transmitter Evaluation Board Description www.melexis.com Americas: Phone: +1 603 223 2362 E-mail: sales_usa@melexis.com ISO/TS 16949 and ISO14001 Certified Page EVB72005 Asia: Phone: +32 1367 0495 E-mail: sales_asia@melexis.com EVB Description June/07 ...