Palette RAM

File:Aes palram.jpg

CXK5864 8KiB RAM chips as palette RAM in a AES system

CXK5864 8KiB RAM chips as palette RAM in a MV2F system

BR6265BF 8KiB RAM chips as palette RAM in a MV1AX system

Palette RAM is 16KiB (2 banks of 256 palettes of 16, 16bit colors), it contains color data for each palette.

It is accessible directly from the 68k memory space.

Speed

Should be 120ns or less (3mclk).

The CXK5864BSP-10L is a 8192-word x 8-bit high speed CMOS static RAM.

The CXK5864BSP comes in 3 packages:

- CXK5864BSP-70L for 70ns (access time)

- CXK5864BSP-10L for 100ns (access time)

- CXK5864BSP-12L for 120ns (access time)