Q000045 HM86171 8514/A RS170 - Datasheet Archive

 

uyp HM86171 & =7= COLOR PALLETE RAMDAC Features * Hardware and software compattale with VGA, MCGA, and 8514/A graphics. *

 

HUALON HICROELECTRONICS 24E » â-  45=10041 Q000045 Q000045 B M T-5£r33~ltö uyp HM86171 HM86171 & =7= COLOR PALLETE RAMDAC Features * Hardware and software compattale with VGA, MCGA, and 8514/A 8514/A graphics. * Compatible with the RS170 RS170 video standard. * Single monolithic, high performance CMOS. * Pixel Rates up to 50 MHz. * 256K possible colours. * Pixel word mask. * Up to 8 bits per pixel. * RGB analogue output, 6 bit DAC per gun, composite blank. * Triple six-bit video DAC. * 256 x 18 bit high speed SRAM. * TTL compatible inputs. * Video Signal output into 37.50. * Typlcal power consumption 500mW. * Low AC glitch energy. * Microprocessor compatible interface. * Single+5V± 10% power supply. * 28 pln DIP package. * A 50 MHz and a 35 MHz version are available. Pin Assignment HM 86171 redH 1 29 â-¡ Vcc green c 2 27 â-¡ RSi bluec 3 26 â-¡ RSo irefc 4 25 â-¡ wr poh 5 24 â-¡ d7 p1 c 6 23 â-¡ d6 p2c 7 22 â-¡ d5 p3c 8 21 â-¡ d4 p4c 9 20 â-¡ d3 p5c 10 19 3 d2 p6c 11 18 â-¡ d1 p7ö 12 17 1 do pclkc 13 16 â-¡ blank VssC 14 15 â-¡ rd 7 v