TDA4321XS ETC ETC, TDA4321XS Datasheet

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TDA4321XS

Manufacturer Part Number
TDA4321XS
Description
TDA4321XSFM-IF IC with counter output, analog STS, field strength indicator, noise detector and mute setting
Manufacturer
ETC ETC
Datasheet
查询TDA4321XS供应商
FS: 04/93
Table of Contents
Functional Description, Application
Circuit Description
Block Diagramm
Pin Assignment
Package Outline
Absolute Maximum Ratings
Operational Range
AC / DC Characteristics T
Test Circuit
Application Circuit
Diagrams
The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created by
SIEMENS AG
HL DOK
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
V66047-S1665-B100-V1
DOK-Nr.
FM-IF IC with counter output, analog STS, field strength
amb
= +25 C
indicator, noise detector and mute setting
This specification replaces the previous editions
patent grant or registration of a utility model or design, are reserved.
V66047-S1665-B100-G1
Table of Contents
TDA 4321 XS
24.7.98
date
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2
DOK-Nr.
IC-SPECIFICATION
date
5.10.98
Page 1

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TDA4321XS Summary of contents

Page 1

... FS: 04/93 查询TDA4321XS供应商 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ...

Page 2

FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Functional Description, Application The FM-IF-Demodulator TDA 4321 XS has been developed especially for car radio applications. The on-chip multipath identification circuit activates an interference suppression circuit in case of multipath interferences. The TDA 4321 XS ...

Page 3

FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– The IC includes a 7 stage capacitive coupled-limiter amplifier with coincidence demodulator and AF output. The AF output signal can be continuously attenuated to decrease the noise. In case of multipath interferences, the TDA 4321 ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– input 2 IF input bias 3 Multipath identification input 4 Rectifier time constant 5 Multipath identification output 6 Field strength adjust 7 Field strength output 8 Reference voltage output 9 Supply voltage 10 ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created by patent grant or registration ...

Page 7

FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– The maximal ratings may not be exceeded under any circumstances, not even momentarily and individually, as permanent damage to the IC will result. # Max. Ratings for ambient temperature T amb - +85 ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Within the operational range the IC operates as described in the circuit description. The Parameter 1 Supply voltage 2 Ambient temperature ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– The reproduction, transmission or use of this document or ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– characteristics involve the spread of values guaranteed within the specified supply voltage and ambient temperature range. Typical characteristics are the median of the production. # Parameter Symbol Measuring condition ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– characteristics involve the spread of values guaranteed within the specified supply voltage and ambient temperature range. Typical characteristics are the median of the production. # Parameter Symbol Measuring condition ...

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100n ...

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...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– V Characteristic F UF (V) 5 2.5 - VFmin V - Dynamic :The dynamic range of VF voltage is determined by F the test points M1 through M4 as follows: ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– V Characteristic 2.5 V Fmax -80 Test points to determine VF linearity VF - Linearity:is determined Slope The tolerance range of the VF - linearity ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– V Characteristic 2.5 V Fmax -80 - Test points to determine V V -Temperatur - Drift : It is determined within -40 bis + ...

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FS: 04/93 SIEMENS AG ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Muting Characteristic 0dB VqAF (dB) 20dB typ 38dB 60dB 80dB ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. ...

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