http://www.ant.co.uk/com/ftdi/ftd3000.html (The Risc Disc Volume 2, 10/1995)
FTD3000 386/486 A.T. CHIP SET
The FTD3000 is a high performance set of two VLSI devices incorporating
all the control logic and peripherals required to implement a full range
of PC-AT motherboards based around the 80386DX, 80486DX and 80486SX
microprocessors. It is a highly integrated solution which includes cache
controller, peripherals and VL bus controller.
KEY FEATURES
- SUPPORTS 80386DX-25/33/40, 80486DX-25/33/50 CPU
- SUPPORTS 80486/487SX-20 CPU/NPX
- 1Mb TO 64Mb SYSTEM MEMORY
- 0/32/64/128/256k CACHE MEMORY
- SUPPORTS 80387DX CO-PROCESSOR
- MIXED 256k/1M/4M DRAM SUPPORT
- SUPPORTS WEITEK WTL3167/4167
- SUPPORTS 72 PIN SINGLE AND DOUBLE SIMMS
- WRITE THROUGH/WRITE BACK CACHE ALGORITHMS
- FLEXIBLE MEMORY MAPPER SUPPORTS ANY SIZE IN ANY BANK
- ASYNCHRONOUS I.S.A. BUS
- PAGE MODE DRAM CONTROLLER
- ASYNCHRONOUS I.S.A. BUS
- 8259A x 2 INTERRUPT CTRL
- SLEEP MODE FOR 80386 LAPTOP
- LS612 MEMORY MAPPER
- SPECIAL EISA SUPPORT MODE
- 8237 x 2 DMA CONTROLLER
- 8254 x 1 TIMER
- UPGRADABLE 386/486 DESIGNS
- TRUE 2 CHIP SOLUTION
- LOW EXTERNAL PART COUNT
- 1.0 MICRON CMOS TECHNOLOGY
- LOW OVERALL SYSTEM COST
- LOWER INVENTORY COSTS
- VL BUS CONTROLLER FOR HIGH SPEED VGA AND IDE PERFORMANCE
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