MB86291A

2

(Continued)

• Drawing features:

• Drawing at a peak rate of 800 Mpixels per second (at an internal operating frequency of 100 MHz)

• 2D drawing functions: Point, line, triangle, polygon, BLT, and pattern drawing

• 3D drawing functions: Point, line, and triangle drawing, and hidden surface removal by Z-buffering

• Special effects: Anti-aliasing, bold/dashed-line processing, alpha blending, Gouraud shading, texture

mapping (bilinear filtering, perspective correct) , and tiling

• Display features :

• Maximum display resolution supported : 1024×768 pixels

• Color display either with a color palette of 8 bits per pixel or directly using 5-bit RGB colors of 16 bits per pixel

• Overlaying four layers of screen, of which two lower layers can be divided into the left and right parts

• Supporting two 64×64-pixel hardware cursors

• Output of analog RGB and digital RGB signals

• Capable of superimposing using an external synchronization mode

• Power-supply voltage : Two power supplies at 2.5 V

±0.2 V for internal circuits and SDRAM, and 3.3 V±0.2 V

for I/O parts

• Package: Plastic QFP with 208 pins (with a lead pitch of 0.5 mm)

• Process technology : 0.25

µm CMOS