Ordering number : EN3804D Monolithic Linear IC LA7217 LA7217M Synchronizing Signal Separator with AFC and Sync Detector Overview The LA7217 and LA7217M are synchronizing signal separator ICs with AFC and AFC Lock detector designed to be used in video equipments such as VCR and TV sets. VCO with ceramic oscillator and PLL horizontal sync detector provide an adjust-free, precision sync detection system. Features • Use of a ceramic oscillator requires no adjustment. • Negative polarity output. • High impedance video signal input pin. • 5V supply voltage. Functions • Horizontal sync separation. • Vertical sync separation. • VCO (32fH). • AFC. • Sync signal detection. Specifications Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Maximum supply voltage VCC max 7 Allowable power dissipation Pd max Operating temperature Topr -15 to +65 °C Storage temperature Tstg -40 to +125 °C 150 V mW Operating Conditions at Ta = 25°C Parameter Symbol Recommended supply voltage VCC Operating voltage range VCC op Conditions Ratings Unit 5.0 V 4.5 to 5.5 V Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer' s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer' s products or equipment. 61009 MS/73098HA (KT)/110-8534 No.3804-1/4 LA7217,LA7217M Electrical Characteristics at Ta = 25°C, VCC = 5V Parameter Symbol Ratings Conditions min Standard color bar input typ Unit max Current drain ICC Sync separation minimum input level VIN min HD output delay time tHD HD output pulse width tHW VD output delay time tVD VD output pulse width tVW Free-running frequency fO Capture range 1 fCH Judgment by comparison of pin 9 with pin 2 300 500 Hz Capture range 2 fCL Judgment by comparison of pin 9 with pin 2 1000 1500 Hz Sync out, high level voltage VSH Level on pin 4 3.9 4.2 V Sync out, low level voltage VSL Level on pin 4 HD out, high level voltage VHH Level on pin 9 3.9 4.2 HD out, low level voltage VHL Level on pin 9 From pin 2 to pin 9 SW1 off VVH Level on pin 5 VD out, low level voltage VVL Level on pin 5 DET out, high level voltage VDH DET out, low level voltage VDL SW1 off Comparator threshold high level voltage VTH SW2-a Comparator threshold low level voltage VTL SW2-a Threshold width VTW VTH−VTL DET operating current, high level IDH DET operating current, high level IDL mA -8 dB 0.1 0.5 0.9 μs 3.6 4.0 4.4 μs 9 13 17 μs 0.16 0.21 0.26 ms 15.4 15.75 16.1 kHz 0.8 0.8 3.9 V 1.0 V 5.0 0.1 0.3 V 2.7 2.95 3.2 V V 2.7 3.0 V 0.22 0.40 V SW2-b 40 65 90 μA SW2-b 40 65 90 μA unit : mm (typ) 3034B [LA7217M] 0.63 7 1.2 SANYO : DIP14(300mil) 4.4 6.4 1 0.15 0.1 (1.5) 3.65max (3.0) 8 3.4 0.51min 14 0.25 7 V Package Dimensions 7.62 6.4 1 1.0 4.8 10.0 8 V V 4.2 0.8 19.0 14 1.0 2.4 [LA7217] 0.48 9.1 0.10 Package Dimensions unit : mm (typ) 3003B 2.54 7 -11 From pin 2 to pin 5 VD out, high level voltage (1.88) 4.9 -15 0.35 1.27 (1.19) SANYO : MFP14(225mil) No.3804-2/4 LA7217,LA7217M Block Diagram NC VCC AFC CTL VCO OUT VCO IN HD OUT DET OUT 14 13 12 11 10 9 8 32fH VCO AFC LOCK DET COUNT DOWN SYNC SEP 1 NC V.SEP 2 3 4 VIDEO IN F.B CLAMP SYNC OUT 5 VD OUT 6 GND 7 EXC Test Circuit Murata CSB 500F9 1μF VCC=5V 3.9kΩ 0.01μF A 13 14 NC 12 560Ω 820pF 11 10 COUNT DOWN LOCK DET SYNC SEP 2 V.SEP 3 4 0.056μF SW1 1μF 8 32fH VCO AFC NC 1 9 150kΩ 5 6 7 a SW2 10kΩ b 2.5V ATT 75Ω SG VCC No.3804-3/4 LA7217,LA7217M Application Circuit Example Murata CSB 500F9 HD 1μF 5V 3.9kΩ 0.01μF 13 14 NC 12 560Ω 11 10 COUNT DOWN 8 LOCK DET SYNC SEP 2 9 32fH VCO AFC NC 1 DET 820pF V.SEP 3 4 SYNC 1μF 5 150kΩ VD 0.056μF SG 6 7 0.022μF VCC • DET OUT becomes high upon lock. • When feeding video signal to the input pin directly, keep DC level between 2 and 3.5 volts. • Standard video input is 1Vp-p. 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Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO Semiconductor Co.,Ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written consent of SANYO Semiconductor Co.,Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO Semiconductor Co.,Ltd. product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. Upon using the technical information or products described herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of SANYO Semiconductor Co.,Ltd. or any third party. SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of June, 2009. Specifications and information herein are subject to change without notice. PS No.3804-4/4