U3761MB Datasheet, PDF(5/23 Page) TEMIC Semiconductors – Low Voltage Standard Telephone Circuit with 13 Memories

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U3761MB Datasheet, PDF (5/23 Pages) TEMIC Semiconductors – Low Voltage Standard Telephone Circuit with 13 Memories

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U3761MB

SDIP40 SSO44 Symbol

MIC 1

MIC 2

Configuration

MIC1

MIC2

50K

MIC1

MIC2

50K

ÃVI

ÃÃÃVI

ÃÃVI

Function

Inverting input of microphone

amplifier

Non-inverting input of microphone

amplifier

MICO

ÃVI

Ã1V

Ã ÃÃ 16K

Transmit pre-amp output which is

normally capacitively coupled to

Pin TIN

16V

RDC

Positive supply voltage input to the

device. The current through this

pin is modulated by the transmit

signal.

TELEFUNKEN Semiconductors

5 (23)

Rev. A2, 23-Apr-97

Preliminary Information

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