Multimedia ICs
Color TV signal encoder
BH7240AKV
The BH7240AKV is an IC that converts digital RGB signals (8-bit) to NTSC and PAL color TV signals.
In addition to composite output, luminance output, chrominance output, and analog RGB output are available.
Each type of output is equipped with an internal 75Ω driver.
Applications • TV peripheral devices Features • 1) Supports both NTSC and PAL.
2) Internal RGB3-channel DAC (internal
regulator).
3) Internal burst timing generator circuit.
4) Y / C separation output pin.
5) Analog RGB signal output pin.
3) Internal 75Ω driver.
•Block diagram
GDATA0 GDATA1 GDATA2 GDATA3 GDATA4 GDATA5 GDATA6 36 35 34 33 32 31 30 29 28 27 26 25 GDATA7 BDATA4 BDA...