Ordering number : EN5570B Monolithic Linear IC LA7160M VHF Band RF Modulator Overview Package Dimensions The LA7160M is an RF modulator which generates, from a unit: mm baseband video and audio signal, PLL frequency 3035A-MFP16 (SOP16) synthesized RF TV channel signal in VHF band. 4.4 1 8 0.15 1.5 10.1 0.1 • 5V operation. • PLL synthesized RF VCO (US : 3ch, 4ch, JPN : 1ch, 2ch only), channel selection accomplished using a single pin. • PLL synthesized and tankless audio FM. • The 4 or 3.58MHz (color subcarrier) reference frequency for PLL can either be generated internally or input from an external source. • Package : MFP16 (SOP16) 5.15 6.4 9 16 1.8max Features 0.625 [LA7160M] 0.35 1.27 0.605 SANYO : MFP16 Functions • RF VCO • RF mixer • RF buffer • Video clamp • White clip • Audio FM • 4V regulator • Reference OSC Specifications Maximum Ratings at Ta=25°C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Conditions Ratings 7 250 –20 to +75 –55 to +150 Unit V mW °C °C Operating Conditions at Ta=25°C Parameter Recommended supply voltage Operating voltage range Symbol VCC VCC op Conditions Ratings 5 4.5 to 5.5 Unit V V SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 13098HA (KT) / N2897HA (KT) / 73196RM No.5570-1/3 LA7160M Operating Characteristics at Ta=25°C, VCC=5V Parameter Symbol Ratings Conditions min typ Unit max Supply current 1 ICC1 No signal, pin 6, high 20 28 36 mA Supply current 2 ICC2 No signal, pin 6, low 13 18 23 mA ANT SW driver ANT Pin 6, high 3.2 3.5 3.8 V RF output US PUS No signal 89 92 95 dBµ RF output JP PJP No signal P/S ratio P/S S : fp+4.5MHz 4.5MHz 2nd harmonics P/S2 4.5MHz 3rd harmonics P/S3 920kHz beat P/CB 89 92 95 dBµ 13.5 16 18.5 dB S2 : fp+2×4.5MHz 50 65 dB S3 : fp+3×4.5MHz 45 55 dB VIN=3.58MHz, 0.6Vp-p 65 72 dB 45 65 dB CB : fp+920kHz Video harmonics VIN=1MHz, 1Vp-p P/V2 V2 : fp+2MHz Video modulation Mp VIN=Stair step, 1Vp-p 75 80 85 % White clip level WCL VIN=Stair step, 1.5Vp-p 88 93 98 % Differential gain DG VIN=Stair step, 1Vp-p –5 +5 % Differential phase DP VIN=Stair step, 1Vp-p –5 +5 Deg Audio modulation MS AIN=1kHz, 1Vp-p 110 % Maximum audio modulation MS max THD<3% 90 100 400 Audio THD THD AIN=1kHz, 1Vp-p Audio S/N S/N AIN=1kHz, 1Vp-p % 0.4 45 2 % 51 dB VIN=Color bar, 1Vp-p REG RF OUT ANT DRV VCC1 RF LPF VCC2 OSC2 OSC1 Equivalent Circuit Block Diagram 16 15 14 13 12 11 10 9 REG 4.0V RF MIXER BUF RF OSC BUF OFF OFF BIAS ANT SW DRIVER FM OSC PLL WHITE CLIP PLL CARRIER OFF SW 1 2 3 4 5 6 7 8 FM LPF GND VIDEO IN CARR OFF IN XTAL CH CHANNEL AUDIO IN REF OSC PSADJ CLAMP A06397 No.5570-2/3 LA7160M Test Circuit ANT.SW DRIVE 15 13 14 12 100pF 0.1µF 2200pF 0.1µF 100Ω 0.1µF 16 0.47µF 22kΩ +B (5V) 100pF RF OUT US:7pF JPN:10pF XXP 11 10 9 6 7 8 OPEN:US 3CH GND:US 4CH 0.1µF 4MHz 470Ω 1kΩ 6800pF 56kΩ 1500pF 5 CHANNEL 8.2kΩ OPEN:JPN 1CH (JPN:SHORT) GND:JPN 2CH RF OFF (LOW ACTIVE) 0.1µF 3.9kΩ 12pF 4 470Ω 3 0.1µF 2 0.33µF 1 2.7kΩ (JPN:REMOVE) LA7160M VIDEO IN AUDIO IN A06398 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 loss. 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 January, 1998. Specifications and information herein are subject to change without notice. No.5570-3/3