UPC7073 查看數據表（PDF） - NEC => Renesas Technology

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UPC7073

µPC7073 ANALOG SUBSCRIBER LINE LSI (BS-SLIC)

NEC => Renesas Technology 

µPC7073

Number

44

45

46

47

48

Pin Name

RE

RB

CPSR

TTXIN

VCC

I/O

Function

O

Ring-side feed amplifier output pin. Connect with RS pin via RFR resistor.

O

Ring-side auxiliary power transistor base connection pin

–

Connect a capacitor for power supply noise eliminator

I

TTX signal input pin

–

Positive power supply (+5 V)

6

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