M52742SP

MITSUBISHI ICs (Monitor) PRELIMINARY Notice:This is not a final specification. Some parametric limits are subject to change. M52742SP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION M52742SP is semiconductor integrated circuit for CRT display monitor. It includes OSD blanking, OSD mixing, retrace blanking, wide band amplifre, brightness control, uniformity function. Main/sub contrast and OSD adjust function can be controlled by I 2C bus. OSD BLK IN INPUT(R) VCC1(R) OSD IN(R) GND 1(R) INPUT(G) INPUT(SOG) VCC1(G) OSD IN(G) 1 2 3 4 5 6 7 8 9 36 VCC2 35 OUTPUT(R) 34 EXT FEED BACK(R) 33 GND2 32 OUTPUT(G) 31 EXT FEED BACK(G) 30 MAIN BRIGHTNESS 29 OUTPUT(B) 28 EXT FEED BACK(B) 27 RETRACE BLK IN 26 D/A OUT1 25 D/A OUT2 24 D/A OUT3 23 D/A OUT4 22 GND(5V) 21 SDA 20 SCL 19 CLAMP PULSE IN PIN CONFIGURATION (TOP VIEW) FEATURES Frequency band width: RGB.............................200MHz (at -3dB) OSD..............................................80MHz Input :RGB.............................................................0.7V P-P (typ.) OSD..........................................3VP-P minimum (positive) BLK (for OSD)..........................3VP-P minimum (positive) Retrace BLK.............................3VP-P minimum (positive) Output :RGB..........................................................5.5V P-P (max.) OSD..............................................................5V P-P (max.) Main contrast and sub contrast can be controlled by I C bus. In...