NTE748

NTE748 Integrated Circuit TV Sound Circuit Description: The NTE748 is an integrated circuit in a 14–Lead DIP type pacjage designed for IF limiting, detection, audio preamplifier and driver for the sound portion of a TV receiver. Features: D Excellent Limiting with 80µV(rms) Input Signal typ D Large Output–Voltage Swing–to 3.5V(rms) typ D High IF Voltage Gain–65dB typ D Zener Power–Supply Regulation Built–in D Short–Circuit Protection D A Coincidence Discriminator that Requires Only One RLC Phase Shift Network D Preamplifier to Drive a Single External–Transistor Class–A Audio Output Stage Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Power Supply Voltage, V+ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +16V Input Voltage, Vin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7V(rms) Power Dissipation (Package Limitation), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 625mW Derate above +25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.0mW/°C Operating Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Electrical Charact...