Description:
The NTE7148 is an integrated circuit in a 52–Lead DIP type package designed for use in color TVs based on the NTSC (National Television System Committee) system with an on–chip circuit for all VIF, SIF, video, chroma, and deflection signal processing.

Functions and Features:
VIF
● PLL Detection (High Video and Audio Quality)
● High–Gain VIF Amplifier
● High Speed AGC
● On–Chip APC Time Constant Switch

SIF
● Simultaneous Sound IN/OUT
● Video/Audio Simultaneous Muting, or Audio–Only Muting Possible

Audio–Visual Switch
● Internal/External Audio–Visual Switch (VCC = 9V)

OSD
● RGB 3 Input
● RGB Linear Amplifier (–6dB Input: 2V to 5V)
● Fast Blanking (B Input Combined Use)

Chroma
● On–Chip ACC Filter
● On–Chip Killer Filter
● Killer–Circuit Hysteresis Operation
● On–Chip Carrier Filter

Video
● Black Enhancement
● DC Playback
● On–Chip Delay Line
● Wideband Width (9MHz): Delay Line Short
● Dual Rank On–Chip Differential Circuit Also Available for Soft Also
● S Input Supported (VCR Application)
● Variable DC Transmission Volume Available

Deflection
● Adjustment–Free Horizontal, Vertical Synchronization
● Dual AFC System with Excellent Anti–Noise Characteristics
● External Adjustmant of Vertical Synchronization Sensitivity
● Vertical Size is Constant with No–Signal
● Highly Stable Image During Playback of Copy Protected tapes (Macro–Vision Tape etc.)
● High Stability Against VCR Skew Distortion