
Samsung
The KA2198BD is a monolithic circuit designed for RGB encoder of video system. This device provides encoding system of PAL and NTSC video signal. The KA2198BD contains matrix of R-Y/B-Y, modulator, pulse generator, regulator, built in BPF of chroma and delay line of luminance, Y/C output using S-VHS system. It is suitable for video equipment.
FEATURES
• Lower operating voltage : VCC = 5V
• Stabilized bias condition in regulator
• Abailable PAL/NTSC system
• Included 75 ohm driver ( RGB output, composite video output, Y/C output)
• External fsc ( color sub-carrier)
• Include BPF & delay line
• Audio buffer circuit
• R-Y, B-Y modulator
• Available S-VHS
• High frequency response of luminance
FUNCTIONS
• Regulator
• Mixer of R-Y, B-Y
• Modulator
• Pulse generator (ECL circuit)
• Audio buffer
• Clamp circuit
• Y-TRAP filter
• BPF & D.L circuit
• Y/C output driver