TDA3866 datasheet(4/16 Pages) PHILIPS

4 / 16 page

January 1992

Philips Semiconductors

Preliminary speciﬁcation

Quasi-split sound processor for all standards

TDA3866

PINNING

SYMBOL

DESCRIPTION

AMIF1

AM IF difference input 1 for L standard (32.4 MHz)

AMIF2

AM IF difference input 2 for L standard

CAGC

charge capacitor for AGC (FM and AM)

CAM

charge capacitor for AM AGC

MODE

3-state input for standard select

FM2R1

reference circuit for FM2 (5.74 MHz)

FM2R2

reference circuit for FM2 (5,74 MHz)

AF2

AF2 output (AF out of 5.74 MHz)

AF1

AF1 output (AF out of 5.5 MHz or AM)

FM1R1

reference circuit for FM1 (5.5 MHz)

FM1R2

reference circuit for FM1 (5.5 MHz)

VC-R1

reference circuit for the vision carrier (38.9 MHz)

VC-R2

reference circuit for the vision carrier (38.9 MHz)

CAFAM

DC-decoupling capacitor for AM demodulator (AF-AM)

FM1I

intercarrier input for FM1 (5.5 MHz)

CAF1

DC-decoupling capacitor for FM1 demodulator (AF1)

ICO

intercarrier output signal (5.5/5.74 MHz)

CAF2

DC-decoupling capacitor for FM2 demodulator (AF2)

FM2I

intercarrier input for FM2 (5.74 MHz)

GND

ground (0 V)

+5 ... +8 V supply voltage

Cref

charge capacitor for reference voltage

FMIF1

IF difference input 1 for B/G standard (38.9 MHz)

FMIF2

IF difference input 2 for B/G standard (38.9 MHz)

PIN CONFIGURATION

Fig.2 Pin configuration.

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