TA8721ASN View Datasheet(PDF) - Toshiba

Part Name

Description

Manufacturer

TA8721ASN

DUAL SIF SYSTEM FOR TV

Toshiba 

PIN

No.

PIN NAME

FUNCTION

7 Sound Output (2)

10 De-Emphasis (2)

This is an FM detector circuit output

terminal.

The De-Emphasis time constant is

defined by external capacitor.

TA8721ASN

INTERFACE CIRCUIT

This is a connection terminal of sound

detection coil.

8 Sound Detection (2) This will be of no-adjustment type by

9 Limiter Output (2)

means of ceramic discriminator.

A sound muting will be performed by

connecting pin 8 to GND.

11 Limiter Input (2)

A sound carrier is input from the SAW

filter.

12 SIF VCC

Connect a bypass capacitor between this

pin and SIF GND of pin 6.

―

2001-02-06 3/9

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