NTE7058

NTE7058 Integrated Circuit Single Chip TV NTSC System Description: The NTE7058 combines all the functions required for an NTSC color TV system in a 64–Lead DIP type plastic package. This device is designed to offer a wide capability of applications from fundamental CTV to high–end MPX CTV with a quasi–parallel SIF system, requiring minimal external parts and adjustments. A quasi–parallel SIF system assures buzz–free sound reproduction. Features: PIF Section D 3–Stage Variable Gain PIF Amplifier D High–Speed Peak AGC with Dual Time Constants D Single–End AFT Output with Defeat Function D Delayed RF AGC Output (Reverse AGC) D Sync Positive–Detected Video Output Polarity D Internal Black/White Noise Inverter Quasi–Parallel Intercarrier Detector D 3–Stage Variable Gain Intercarrier IF Amplifier D Independent Peak AGC D Intercarrier Detector with 90° Carrier Shift SIF Section D 3–Stage Limiter Amplifier D Differential Peak Detector D Separated Detector Output and Electronic Attenuator Input for Multiplex TV Sound Reception D Excellent Electronic Attenuator D Preamplifier with NF Terminal Video Section D 2nd Order Picture Sharpness (DC Control) D Contrast Control with Unicolor Function D Brightness Control with Pedestal Clamping Circuit (Adjustable DC Restoration Ratio) D Internal Vertical Blanking Features (Cont’d): Chroma Section D ACC Circuit D Color Control Circuit D Unicolor Control Circuit D Adjustment–Free APC Circuit D Tint Control Circuit with Sync Pulse Output D Color Di...