TDA4470-MFSY

TDA4470-MFSY Datasheet

TDA4470

Part	Datasheet
TDA4470-MFSY	TDA4470-MFSY (pdf)

Related Parts	Information
TDA4470-MFLY	TDA4470-MFLY
TDA4470-MFLG3Y	TDA4470-MFLG3Y
TDA4470-MFSG3Y	TDA4470-MFSG3Y

PDF Datasheet Preview
• 5V Supply Voltage • Active Carrier Generation by FPLL Frequency-Phase-Locked Loop Principle for True Synchronous Demodulation • VCO Circuit Operates at Picture Carrier Frequency, the VCO frequency is Switchable for L’-mode • Alignment-free AFC without External Reference Circuit, Polarity of the AFC Curve is Switchable • VIF-AGC for Negatively Modulated Signals Peak Synchronous Detection and for Positive Modulation Peak White/Black Level Detector • Tuner AGC with Adjustable Take-over Point • Alignment-free Quasi Parallel Sound QPS Mixer for FM/NICAM Sound IF Signals • Intercarrier Output Signal is Gain Controlled Necessary for Digital Sound Processing • Complete Alignment-free AM Demodulator with Gain Controlled AF Output • Separate SIF-AGC with Average Detection • Two Independent SIF Inputs • Parallel Operation of the AM Demodulator and QPS Mixer for NICAM-L Stereo Sound • Pb-free Package, which is Compliant with Requirements of RoHS Multistandard Video-IF and Quasi Parallel Sound Processing IC TDA4470 • Linear Video Demodulation • Good Pulse Response • Excellent Intermodulation Figures The TDA4470 is an integrated bipolar circuit for multistandard video/sound IF VIF/SIF signal processing in TV/VCR and multimedia applications. The circuit processes all TV video IF signals with negative modulation e.g., B/G standard , and the FM/NICAM sound IF signals. Figure Block Diagram Offset comp. optional Loop filter L' switch CAGC 8 Tuner 15 CBL Take-over point 27 SIF 2 SIF input switch SIF 1 5 CAGC 26 FPLL 90° phase shift VIF amp AGC VIF Video det. Control 13 Standard AFC switch AFC Video Standard switch Tuner AGC SIF amp Supply FM det. 23 VS CRef 24 Intercarrier FM/NICAM AGC SIF AM det. Ordering Information Extended Type Number TDA4470-MFLY TDA4470-MFLG3Y TDA4470-MFSY TDA4470-MFSG3Y Package SO28, Pb-free SO28, Pb-free SSO28, Pb-free SSO28, Pb-free Package Information Package SO28 Dimensions in mm Remarks Delivery in Tubes Delivery in taped form Delivery in Tubes Delivery in taped form Standard Package Quantitiy 1,500 2,000 3,000 4,000 technical drawings according to DIN specifications 22 TDA4470 Package SSO28 Dimensions in mm TDA4470 technical drawings according to DIN specifications Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 487-2600 Regional Headquarters Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland Tel 41 26-426-5555 Fax 41 26-426-5500 Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimshatsui East Kowloon Hong Kong Tel 852 2721-9778 Fax 852 2722-1369 Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan Tel 81 3-3523-3551 Fax 81 3-3523-7581 Atmel Operations Memory 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314 Microcontrollers 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314 La Chantrerie BP 70602 44306 Nantes Cedex 3, France Tel 33 2-40-18-18-18 Fax 33 2-40-18-19-60 ASIC/ASSP/Smart Cards Zone Industrielle 13106 Rousset Cedex, France Tel 33 4-42-53-60-00 Fax 33 4-42-53-60-01 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759 Scottish Enterprise Technology Park Maxwell Building East Kilbride G75 0QR, Scotland Tel 44 1355-803-000 Fax 44 1355-242-743 RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany Tel 49 71-31-67-0 Fax 49 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759 Biometrics/Imaging/Hi-Rel MPU/ High Speed Converters/RF Datacom Avenue de Rochepleine BP 123 38521 Saint-Egreve Cedex, France Tel 33 4-76-58-30-00 Fax 33 4-76-58-34-80 Literature Requests Disclaimer The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDITIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. Atmel Corporation All rights reserved. logo and combinations thereof, Everywhere You and others, are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others. Printed on recycled paper.

PDF Datasheet Preview

• 5V Supply Voltage
• Active Carrier Generation by FPLL Frequency-Phase-Locked Loop Principle for True

Synchronous Demodulation
• VCO Circuit Operates at Picture Carrier Frequency, the VCO frequency
is Switchable for L’-mode
• Alignment-free AFC without External Reference Circuit, Polarity of the

AFC Curve is Switchable
• VIF-AGC for Negatively Modulated Signals Peak Synchronous

Detection and for Positive Modulation Peak White/Black Level Detector
• Tuner AGC with Adjustable Take-over Point
• Alignment-free Quasi Parallel Sound QPS Mixer for FM/NICAM Sound IF Signals
• Intercarrier Output Signal is Gain Controlled Necessary for Digital Sound Processing
• Complete Alignment-free AM Demodulator with Gain Controlled AF Output
• Separate SIF-AGC with Average Detection
• Two Independent SIF Inputs
• Parallel Operation of the AM Demodulator and QPS Mixer for NICAM-L Stereo Sound
• Pb-free Package, which is Compliant with Requirements of RoHS

Multistandard Video-IF and Quasi Parallel Sound Processing IC

TDA4470
• Linear Video Demodulation
• Good Pulse Response
• Excellent Intermodulation Figures

The TDA4470 is an integrated bipolar circuit for multistandard video/sound IF VIF/SIF signal processing in TV/VCR and multimedia applications. The circuit processes all TV video IF signals with negative modulation e.g., B/G standard , and the FM/NICAM sound IF signals.

Figure Block Diagram

Offset comp. optional

Loop filter

L' switch

CAGC 8

Tuner
15 CBL

Take-over point 27

SIF 2

SIF input
switch

SIF 1
5 CAGC
26 FPLL
90°
phase shift

VIF amp

AGC VIF

Video det.

Control
13 Standard

AFC switch AFC

Video

Standard switch

Tuner AGC

SIF amp

Supply FM det.
23 VS

CRef
24 Intercarrier FM/NICAM

AGC SIF

AM det.
Ordering Information

Extended Type Number TDA4470-MFLY TDA4470-MFLG3Y TDA4470-MFSY TDA4470-MFSG3Y

Package SO28, Pb-free SO28, Pb-free SSO28, Pb-free SSO28, Pb-free

Package Information

Package SO28

Dimensions in mm

Remarks Delivery in Tubes Delivery in taped form Delivery in Tubes Delivery in taped form

Standard Package Quantitiy 1,500 2,000 3,000 4,000
technical drawings according to DIN specifications
22 TDA4470

Package SSO28

Dimensions in mm

TDA4470
technical drawings according to DIN specifications

Atmel Corporation
2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 487-2600

Regional Headquarters

Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland Tel 41 26-426-5555 Fax 41 26-426-5500

Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimshatsui East Kowloon Hong Kong Tel 852 2721-9778 Fax 852 2722-1369

Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan Tel 81 3-3523-3551 Fax 81 3-3523-7581

Atmel Operations

Memory 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314

Microcontrollers 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 436-4314

La Chantrerie BP 70602 44306 Nantes Cedex 3, France Tel 33 2-40-18-18-18 Fax 33 2-40-18-19-60

ASIC/ASSP/Smart Cards Zone Industrielle 13106 Rousset Cedex, France Tel 33 4-42-53-60-00 Fax 33 4-42-53-60-01
1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759

Scottish Enterprise Technology Park Maxwell Building East Kilbride G75 0QR, Scotland Tel 44 1355-803-000 Fax 44 1355-242-743

RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany Tel 49 71-31-67-0 Fax 49 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906, USA Tel 1 719 576-3300 Fax 1 719 540-1759

Biometrics/Imaging/Hi-Rel MPU/ High Speed Converters/RF Datacom

Avenue de Rochepleine BP 123 38521 Saint-Egreve Cedex, France Tel 33 4-76-58-30-00 Fax 33 4-76-58-34-80

Literature Requests

Disclaimer The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDITIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life.

Atmel Corporation All rights reserved. logo and combinations thereof, Everywhere You and others, are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others.

Printed on recycled paper.

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Datasheet ID: TDA4470-MFSY 519428