VRAM Datasheet(PDF) - SMJ44C251B - Austin Semiconductor

Electronic Manufacturer	Part Number	Datasheet	Electronics Description
Austin Semiconductor	SMJ44C251B		256K X 4 VRAM 256K x 4 DRAM with 512K x 4 SAM
Austin Semiconductor	SM55161A		262144 x 16 BIT VRAM MULTIPORT VIDEO RAM
Elpida Memory	HM538253B		2 M VRAM (256-kword x 8-bit) Hyper Page Mode (HM538254B)
Elpida Memory	HM534253B		1 M VRAM (256-kword x 4-bit)
YAMAHA CORPORATION	YGV638		a pattern graphic controller with an on-chip VRAM and the ample drawing performance enables high-resolution animated GUIs on WVGA display panels.
Mitsubishi Electric Sem...	M66272FP		LCD CONTROLLER with VRAM
Mitsubishi Electric Sem...	M66273FP		LCD CONTROLLER with VRAM
Hitachi Semiconductor	HM538123B		1 M VRAM (128-kword x 8-bit)

VRAM Datasheet, PDF