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**M1217/M1209    386SX/SLC Single Chip (40MHz)    [no datasheet]   c91
***Notes:...
**M1219          386DX/486 ISA Cache? Single Chip [no datasheet]     ?
**M1419          386DX/486 ISA Cache  Single Chip [no datasheet]   c91
**Ml429/31/35    486 VLB/PCI/ISA      [no datasheet, some info] cOct93...
**M1439/31/45    486 VLB/PCI/ISA      [no datasheet, some info] <May95...
**M1489/87       FinALi-486 PCI Chipset                         <Feb95...
**M????          Genie, Quad Pentium  [no datasheet, some info]    c95...
**M1451/49       Aladdin    (Pentium) [no datasheet]                 ?...
**M1511/12/13    Aladdin II (Pentium) [no datasheet, some info] >Apr95...
**M1521/23       Aladdin III       50-66MHz                     <Nov96...
**M1531/33/43    Aladdin IV & IV+  50-83.3MHz                <05/28/97...
**M1541/42/33/43 Aladdin V & V+    50-100MHz                         ?...
**M1561/43/35D   Aladdin 7 ArtX    [no datasheet, some info]  11/08/99...
**M6117          386SX Single Chip PC                              <97...
**
**Support Chips:
**M1535/D        South Bridge                                        ?...
**
**May not exist:...
**Later Chipsets:...
**Other:...
*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...
**82496/491     Cache Controller / Cache RAM (for P5 Pentium) 03/22/93
***Notes:...
***Info:...
***Configurations:...
***Features:...
**82497/492   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94...
**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...
*Motorola...
*OPTi...
**82C898         System/Power Management Controller (non-cache)c:Nov94
***Notes:...
***Info:...
***Configurations:...
***Features:
o   Processor interface:
    - Intel 486SX, DX, DX2, SLe, DX4, P24T, P24D 
    - AMD 486DX, DX2, DXL, DXL2, Plus
    - Cyrix DX, DX2, M7
    - CPU frequencies supported 20, 25, 33, 40 and 50MHz
    - Auto clock detection
o   DRAM interface:
    - Up to 128MB main memory support
    - Supports 256KB, 1MB, 4MB, and 16MB single- and double-sided SIMM 
      modules
    - Read page-hit timing of 3-2-2-2 at 33MHz
    - Supports hidden, slow, and CAS-before-RAS refresh
    - Eight RAS lines to support eight banks of DRAM
    - Programmable wait states for DRAM reads and writes
    - Enhanced DRAM configuration map
    - Strong drive on MA lines (12/24mA)
    - Supports asymmetric DRAMs
o   Power management:
    - Support for SMM (System Management Mode) for system power
      management implementations
    - Programmable power management
    - Programmable wake-up events through hardware, software, and 
      external SMI source
    - Multiple level GREEN support (NESTED_GREEN)
    - STPCLK# protocol support
    - Programmable GREEN event timer
o   ISA interface:
    - 100% IBM PC/AT ISA compatible
    - Integrates DMA, timer, and interrupt controllers
    - Optional PS/2 style IRQ1 and IRQ12 latching
o   VESA VL interface:
    - Conforms to the VESA V2.0 specification
    - Optional support for up to two VL masters
o   Miscellaneous features:
    - Full support for shadow RAM, and write protection for video, 
      adapter, and system BIOS
    - Enhanced arbitration scheme
    - Transparent 8042 emulation for fast CPU Reset and Gate A20 
      generation
o   Packaging:
    - Higher integration
    - Reduced TTL count
    - Low-power, high-speed 0.8-micron CMOS technology
    - 208-pin PQFP (Plastic Quad Flat Pack)

**
**Support Chips:
**82C601/2       Buffer Devices                                 <Nov94...
**82C822         PCIB (VLB-to-PCI bridge)                         c:94...
**Other:...
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