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**93C488         5x86/486 Single Chip PCI controller            <Aug96
***Info:...
***Configurations:...
***Features:
o   Support processor bus up to 50MHz.
    - AMD 5x86-133, 486DX4-120/100, 486DX2-80/66, 486DX-50/40/33/25
    - Cyrix/IBM/ST 5x86-120/100, 486DX4-120/100, 486DX2-80/66/50, 
      486DX-40/33/25
    - TI 486DX4-100, 486DX2-80/66
    - Intel 486DX4-100/75, 486DX2-66, 486DX-40/33/25, 486SX
o   Integrated DRAM controller
    - 1Mbyte to 256Mbyte main memory
    - Non-page mode, Fast page mode, Nibble mode, Write per bit mode, 
      EDO mode DRAM providing flexible timing control
    - Supports for auto detection of memory type including size, 
      refresh cycle.
    - 4 RAS lines for 4 DRAM banks
    - Supports for symmetrical and asymmetrical DRAM addressing
    - Supports RAS only, CBR hidden refresh
    - Supports shadow memory and 384K relocated memory
o   Integrated synchronous cache controller
    - 128Kbyte to 1Mbyte cache
    - Support pipeline/non-pipeline burst SSRAM
    - Support X,1,1,1/X,2,2,2 burst cycle
o   Fast IDE interface
    - Supports up to PIO mode 4 Timings
    - Separate master/slave IDE mode support
    - Supports primary/secondary port address swapping
o   PCI bus controller
    - 4 level host to PCI write buffer
    - Supports host to PCI byte merging
    - Supports two PCI bus master
o   Integrated IPC includes
    - Two 8259 interrupt controllers
    - Two 8237 DMA controllers
    - One 8254 timer/counter
    - RTC
    - Keyboard controller
o   Power management
    - Programmable hardware events
    - Programmable CPU clock control (STPCLK#)
    - Slow down system clock speed (SLOWDWN#)
o   Single chip 208 pin QFP

*ALi...
*AMD . . . . . . . [no datasheets, some info]...
*Chips & Technologies...
*Contaq  . . . . . [no datasheets, some info]...
*Efar Microsystems [no datasheets, some info]...
*ETEQ...
*Faraday...
*Forex . . . . . . [List only, no datasheets found]...
*Intel...
**82497/492   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94
***Notes:...
***Info:...
***Configurations:...
***Features:...
**82498/493   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94...
**
**Later chipsets (basic spec):
**440 series:...
**450NX  (?)            06/29/98:...
**?????  (Profusion)    c:99...
**800 series...
*Headland/G2...
*HMC (Hulon Microelectronics)...
*Logicstar...
**SL9020  Data Controller                                       <oct88
***Info:...
***Versions:...
***Features:...
**SL9025  Address Controller                                    <oct88...
**SL9090  Universal PC/AT Clock Chip                            <oct88...
**SL9250  Page Mode Memory Controller (16/20MHz 8MB Max)        <oct88...
**SL9350  Page Mode Memory Controller (16/20/25MHz 16MB Max)    <oct88...
**Other:...
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