NTE7148
Integrated Circuit
Color TV Single鈥揅hip Signal Processor
for NTSC Systems (PLL Detection)
Description:
The NTE7148 is an integrated circuit in a 52鈥揕ead DIP type package designed for use in color TVs
based on the NTSC (National Television System Committee) system with an on鈥揷hip circuit for all VIF,
SIF, video, chroma, and deflection signal processing.
Functions and Features:
VIF
D
PLL Detection (High Video and Audio Quality)
D
High鈥揋ain VIF Amplifier
D
High Speed AGC
D
On鈥揅hip APC Time Constant Switch
SIF
D
Simultaneous Sound IN/OUT
D
Video/Audio Simultaneous Muting, or Audio鈥揙nly Muting Possible
Audio鈥揤isual Switch
D
Internal/External Audio鈥揤isual Switch (V
CC
= 9V)
Video External, Audio External
Delay Line
OFF
IN
OFF
EXT
ON
EXT
ON
IN
OSD
D
RGB 3 Input
D
RGB Linear Amplifier (鈥?dB Input: 2V to 5V)
Chroma
D
On鈥揅hip ACC Filter
D
On鈥揅hip Killer Filter
Switch Rating
6.9V to 9.0V
4.7V to 6.6V
2.4V to 4.3V
0V to 2.1V
D
Fast Blanking (B Input Combined Use)
D
Killer鈥揅ircuit Hysteresis Operation
D
On鈥揅hip Carrier Filter
Video
D
Black Enhancement
D
Dual Rank On鈥揅hip Differential Circuit Also
Available for Soft Also
D
DC Playback
D
S Input Supported (VCR Application)
D
On鈥揅hip Delay Line
D
Wideband Width (9MHz): Delay Line Short
D
Variable DC Transmission Volume Available
Deflection
D
Adjustment鈥揊ree Horizontal, Vertical Synchronization
D
Dual AFC System with Excellent Anti鈥揘oise Characteristics
D
External Adjustmant of Vertical Synchronization Sensitivity
D
Vertical Size is Constant with No鈥揝ignal
D
Highly Stable Image During Playback of Copy Protected tapes (Macro鈥揤ision Tape etc.)
D
High Stability Against VCR Skew Distortion