View m52742ae datasheet:

MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION PIN CONFIGURATION (TOP VIEW) M52742ASP is semiconductor integrated circuit for CRT display monitor. It includes OSD blanking, OSD mixing, retrace blanking, wide band OSD BLK IN 1 36 VCC2 amplifer, brightness control, uniformity function. INPUT(R) 2 35 OUTPUT(R) Main/sub contrast and OSD adjust function can be controlled by I2C VCC1(R) 3 34 EXT FEED BACK(R) bus. OSD IN(R) 4 33 GND2 GND 1(R) 5 32 OUTPUT(G) FEATURES INPUT(G) 6 31 EXT FEED BACK(G) • Frequency band width: RGB.............................200MHz (at -3dB) INPUT(SOG) 7 MAIN BRIGHTNESS 30 OSD..............................................80MHz Input :RGB..................................................