TDA4340X Просмотр технического описания (PDF) - Siemens AG

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TDA4340X

Stereo Decoder/Noise Blanker

Siemens AG 

Stereo Decoder/Noise Blanker

TDA 4340X

1

Overview

1.1 Features

• Internal reference voltage source

• Adjustment free oscillator with

ceramic resonator 456 kHz

• Pilot dependent mono/stereo switching with

hysteresis

• Stereo indicator output

P-DSO-20-1

• Analogue control of mono/stereo change over (stereo noise control, SNC)

• Pilot canceller (19 kHz)

• Adjacent channel noise suppression (114 kHz)

• MUTE facility

• Analogue control of deemphasis (high cut control, HCC).

• Stereo inputs for additional signal source at output amplifiers

• Interference noise detector with integrated high-pass filter

• (IF level signal or MPX input)

• MPX input low-pass filter

• Noise blanking at MPX demodulator outputs

• Input and output level adjustable (resistor values)

Type

TDA 4340X

Ordering Code

Q67000-A5058

Package

P-DSO-20-1

1.2 Application

The TDA 4340X is an integrated circuit providing the stereo decoder function and noise

blanking for FM car radio applications.

Semiconductor Group

1

04.96

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