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| Ordering number : EN1455C Monolithic Linear IC LA7051 Video, Audio Signal Processor for UHF Band RF Modulator Overview Package Dimensions The LA7051 is a video, audio signal processor IC for UHF unit: mm band RF modulator. It performs the functions of audio FM 3017C-SIP9 modulator, video clamp circuit, white clip circuit. Applications * VCRs. [LA7051] Features * 5.5MHz/6.0MHz audio modulation frequency selectable with control pin. * Contains white clip circuit. * Minimum number of external parts required. Specifications Maximum Ratings at Ta=25C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Conditions V8 Ta60C Ratings 12 250 -20 to +85 -55 to +125 SANYO: SIP9 Unit V mW C C Operating Conditions at Ta=25C Parameter Recommended supply voltage Operating voltage range Symbol VCC VCC op Conditions V8 Ratings 7.5 7.0 to 8.0 Unit V V Operating Characteristics at Ta=25C, VCC (V8)=7.5V Parameter VCC8 current drain Video clamp voltage Audio FM sensitivity Symbol ICC8 VVC ffm6 ffm7 Audio distortion Video clamp output amplitude deviation Audio output amplitude THD6 THD7 Conditions Ratings min 9.5 3.6 900 900 typ 14.5 3.8 1250 1250 1.6 1.6 -5 0.79 0.79 1.100 1.0 1.0 max 19.5 4.0 1600 1600 2.5 2.5 +5 1.26 1.26 1.189 Unit mA V Hz/mV Hz/mV % % % Vp-p Vp-p Vp-p fm : 1kHz, 4.5Vp-p input, fC : 5.5MHz fm : 1kHz, 4.5Vp-p input, fC : 5.5MHz, R* : 15k At deviation width 50kHz fm : 1kHz, fC : 5.5MHz At 1Vp-p stair step signal input fC : 5.5MHz VO6 VO 7 At 1.5Vp-p stair step signal input White clip level VWC *Note : Resistance value of 50k variable resistor in Test Circuit. SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 73097HA (KT)/D1595TH/D068MO/3214KI/1194KI, TS No.1455-1/3 LA7051 LA7051 Test Condition Parameter VCC8 current drain Video clamp voltage Audio FM sensitivity Audio distortion Video clamp output amplitude deviation Audio output amplitude White clip level Symbol ICC8 VVC ffm6 ffm7 THD6 THD7 VO6 VO7 VWC1 VWC2 SW Mode SW1 SW2 SW3 SW4 SW5 OFF c a OFF ON ON c a OFF OFF OFF c a ON ON OFF c a ON OFF OFF c a ON ON OFF c a ON OFF OFF a a OFF OFF OFF c a OFF ON OFF c a OFF OFF ON b a OFF OFF ON c b OFF OFF Test point Pin 8 Pin 1 Pin 3 Pin 3 pin 3 pin 3 Pin 1 Pin 3 pin 3 Pin 1 Pin 1 Remarks VWC=VWC1-VWC2 Test Circuit Unit (resistance : , Capacitance : F) Equivalent Circuit Block Diagram No.1455-2/3 LA7051 No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indirectly cause injury, death or property lose. Anyone purchasing any products described or contained herein for an above-mentioned use shall: Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: Not impose any responsibilty for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of July, 1997. Specifications and information herein are subject to change without notice. No.1455-3/3 |
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