NTE1003 Integrated Circuit FM/AM IF Amplifier Description: The NTE1003 monolithic integrated circuit is a high grade FM/AM intermediate frequency amplifier in a 14–Lead DIP type package composed of four individual amplifiers and a voltage regulator. Features: D Composed of Four Individual Amplifiers D Low Power Consumption D High Gain D Superior AGC Characteristics Absolute Maximum Ratings: (TA = +25°C unles otherwise specified) Maximum Supply Voltage (Pin14), VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10V Maximum Supply Voltage (Pin8, Pin13), V8, V13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10V Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C Storage Temperature range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C Recommended Operating Conditions: (TA = +25°C unles otherwise specified) Recommended Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Electrical Characteristics: (TA = +25°C, VCC = 5V unles otherwise specified) AM (455kHz) Parameter Quiescent Current AM Detected Output Symbol ICCO Test Conditions FM (10.7MHz) Min Typ Max Min Typ 2.4 4.2 6.3 4.5 6.8 Max Unit 9.0 mA VO Input 60dB 70 115 160 – – – mV Total Harmonic Distortion THD Input 60dB – 0.8 2.0 – – – % Distortion factor at Large Signal KF2 Input 80dB – 1.8 3.0 – – – % Current Drain of Differential Amplifier I13 Pin13 – – – 0.75 1.0 1.35 mA Regulated Output Voltage V2 Pin2 2.7 3.0 3.3 2.7 3.0 3.3 V Total Gain VG AM: 20dB, FM: 50dB 70 – 87 82 – 98 dB Pin Connection Diagram AM Detector Output 1 14 VCC AGC/AFC Circuit 2 13 FM Detector Output Internal Amp Connection 0.02µF 3 Internal Amp Connection 0.02µF 4 12 FM AFC Circuit 11 GND AM/FM IF Input 5 10 Bypass 6 9 GND 7 8 14 8 1 7 AM/FM IF Transfer Circuit .785 (19.95) Max .300 (7.62) .200 (5.08) Max .100 (2.45) .600 (15.24) .099 (2.5) Min