STLC3065Q データシートの表示（PDF） - STMicroelectronics

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STLC3065Q

WLL SUBSCRIBER LINE INTERFACE CIRCUIT

STMicroelectronics 

STLC3065

Figure A6. L/T Longitudinal to Transversal Conversion

L/T = 20Log|Vcm/Vl|

300ohm 100µF

W&G GH1

TIP1/TIP2

TX

100µF

Impedance matching

better than 0.1%

100mA

DC max

Zin = 100K

200 to 6kHz

STLC3065

Vl

application

circuit

Vcm

100µF

RING1/RING2

RX

300ohm 100µF

Figure A7. T/L Transversal to Longitudinal Conversion

T/L = 20Log|Vrx/Vcm|

600ohm

300ohm 100µF

Vcm

Impedance matching

better than 0.1%

W&G GH1

100µF

100mA

DC max

Zin = 100K

200 to 6kHz

100µF

300ohm 100µF

TIP1/TIP2

TX

STLC3065

application

circuit

RING1/RING2 RX

Vrx

Figure A8. VTTX Metering Pulse level on line

Vlttx

200ohm

TIP1/TI P2

TX

STLC3065

application

circuit

RING1/RING2

RX

CKTTX

fttx (12 or 16kHz)

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