NTE1005 Integrated Circuit FM Stereo Demodulator Functions: Composite signal amp., doubler, decoder, separation controller, and lamp driver Features: D 19kHz and 38kHz Coils D SCA Rejection Ratio: 50dB D No Special Adjusting Needed for SCA Rejecting D Also Seperation Controller Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Maximum Supply Voltage (V1–7, V6–7), VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Lamp Driving Current, IL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40mA Allowable Power Dissipation, PDmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370mW Operation Temperature Range, Topg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +80°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C Recommended Operation Condition: (TA = +25°C unless otherwise specified) Recommended Supply Voltage, VCC Without 1500p at Pin2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 to 12V With 1500p at Pin2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5 to 12V Electrical Characteristics: (TA = +25°C, VCC = 9V, RL = 2.2kΩ, Input 100mV, f = 1kHz, L + R = 90%, pilot = 10% unless otherwise specified) Parameter Quiescent Current Symbol Test Conditions Min Typ Max Unit ICCO – 10 16 mA ri – 20k – Ω Channel Separation Sep 30 45 – dB Total Harmonic Distortion (L + R) THD – 0.3 1.0 % Input Voltage for Lamp ON Vi 50 70 100 mV Output Voltage VO 47 70 100 mV Channel Balance CB – – 2.0 dB – 55 – dB Input Resistance SCA Rejection L + R = 80%, Pilot = 10%, SCA = 10% Pin Connection Diagram 19kHz Tank 1 14 Bypass Mono/Stereo Switch 2 13 38kHz Tank Demod Composite 3 12 Lt Audio Output Compensation 4 11 Rt Audio Output Separation Control 5 10 38kHz Stereo Indicator 6 9 VCC GND 7 8 Bypass 14 8 1 7 .785 (19.95) Max .300 (7.62) .200 (5.08) Max .100 (2.45) .600 (15.24) .099 (2.5) Min