TDA1576T Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

TDA1576T

FM-IF amplifier/demodulator circuit

Philips Electronics 

Philips Semiconductors

FM/IF amplifier/demodulator circuit

Product specification

TDA1576T

PINNING

SYMBOL PIN

DESCRIPTION

VP

1 positive supply voltage

CPS

2 smoothing capacitor of power supply

IF1

3 IF signal to resonant circuit

RES1

4 resonant circuit input 1

FMON

5 FM-ON, standby switch

RES2

6 resonant circuit input 2

IF2

VoAF1

VoAF2

n.c.

7 IF signal to resonant circuit

8 AF output voltage 1 (0° phase)

9 AF output voltage 2 (180° phase)

10 not connected

n.c.

11 not connected

Vi(det)

12 detune detector input voltage for

external audio reference

Vo(det)

Vref

VF

VF0

ViIF

VFB2

VFB1

GND

13 detune detector output voltage

14 reference voltage output

15 level output for field strength

16 zero adjust voltage for field strength

17 FM/IF input signal voltage

18 DC feedback 2

19 DC feedback 1

20 ground (0 V)

handbook, halfpage

VP 1

CPS 2

IF1 3

RES1 4

20 GND

19 VFB1

18 VFB2

17 ViIF

FMON 5

16 VF0

TDA1576T

RES2 6

15 VF

IF2 7

14 Vref

VoAF1 8

13 Vo(det)

VoAF2 9

12 Vi(det)

n.c. 10

11 n.c.

MEH140

Fig.2 Pin configuration.

1998 Nov 18

4

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