TA8176F データシートの表示（PDF） - Toshiba

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TA8176F

FM FRONT END (FOR DIGITAL TUNING SYSTEM)

Toshiba 

Block Diagram

TA8176SN / F

Explanation Of Terminals (terminal voltage shows the typ. value at Ta = 25°C, VCC = -5V,

AGC off, FM mode, and non-signal test circuit)

Pin No.

(SN / F)

1 / 13

2 / 14

3 / 16

4/1

5/2

Symbol

Contents

AGC

By-pass

(RF in)

RF in

(by-pass)

VCC

RF out

AGC on / off switch

V1 / 13 = VCC → AGC off

V1 / 13 = open → AGC on

By-Pass terminal for RF

amp circuit. It is necessary

to connect external

capacitance.

(RF amp input terminal.

antenna tuning circuit is

connected)

RF amp input terminal.

(By-pass terminal for RF

amp circuit. It is necessary

to connect external

capacitance)

Power supply

RF amp output terminal.

RF tuning circuit is

connected

Internal Circuit

―

Compare with pin(1) / (13), (2) / (14), (3) / (16)

DC

Voltage

(V)

4.7

1.46

0.76

5.0

5.0

2

2002-10-30

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