NTE7058中文資料NTE數(shù)據(jù)手冊PDF規(guī)格書

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

? 3–Stage Variable Gain PIF Amplifier

? High–Speed Peak AGC with Dual Time Constants

? Single–End AFT Output with Defeat Function

? Delayed RF AGC Output (Reverse AGC)

? Sync Positive–Detected Video Output Polarity

? Internal Black/White Noise Inverter

Quasi–Parallel Intercarrier Detector

? 3–Stage Variable Gain Intercarrier IF Amplifier

? Independent Peak AGC

? Intercarrier Detector with 90° Carrier Shift

SIF Section

? 3–Stage Limiter Amplifier

? Differential Peak Detector

? Separated Detector Output and Electronic Attenuator Input for Multiplex TV Sound Reception

? Excellent Electronic Attenuator

? Preamplifier with NF Terminal

Video Section

? 2nd Order Picture Sharpness (DC Control)

? Contrast Control with Unicolor Function

? Brightness Control with Pedestal Clamping Circuit (Adjustable DC Restoration Ratio)

? Internal Vertical Blanking

Chroma Section

? ACC Circuit

? Color Control Circuit

? Unicolor Control Circuit

? Adjustment–Free APC Circuit

? Tint Control Circuit with Sync Pulse Output

? Color Differential Outputs

Deflection Section

? Excellent Sync Separator

? Adjustment–Free Countdown System

? Stable Vertical Synchronization

? Sawtooth–Type AFC

? Horizontal Predriver

? X–Ray Protector

? Vertical Drive Amplifier