參數(shù)資料
型號(hào): NTE7058
廠商: NTE Electronics, Inc.
英文描述: Integrated Circuit Single Chip TV NTSC System
中文描述: 單片集成電路NTSC制式電視系統(tǒng)
文件頁數(shù): 1/4頁
文件大?。?/td> 26K
代理商: 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 fundamen-
tal 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
2
nd
Order Picture Sharpness (DC Control)
Contrast Control with Unicolor Function
Brightness Control with Pedestal Clamping Circuit (Adjustable DC Restoration Ratio)
Internal Vertical Blanking
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