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*_IBM...
*ACC Micro...
**ACC2036    Single Chip Solution 2036 (286/386SX)              <Jul92
***Info:...
***Configurations:...
***Features:...
**ACC2046/ST 486DX/486SX/386DX Single Chip AT                   <Jul92...
**ACC2048    WB 486 Notebook/Embedded Single Chip [no datasheet]     ?...
**ACC2051/NT PCI Single Chip Solution for Notebook Applications    c96...
**ACC2056    ?Pentium 3.3V Notebook               [no datasheet]<Jan96...
**ACC2057    PCI Notebook/Embedded Single Chip    [no datasheet]<Aug96...
**ACC2066NT  486 Notebook/Embedded Single Chip    [no datasheet]     ?...
**ACC2086    486 VL-based System Super Chip Soluti[no datasheet]     ?...
**ACC2087    Enhanced Super Chip (486 Single Chip)              <Aug96...
**ACC2089    486 PCI-based System Super Chip      [no datasheet]     ?...
**ACC2168/GT 32-bit 486 Green System Single Chip  [no datasheet]     ?...
**ACC2178A   32-bit 486 Green System Single Chip  [no datasheet]     ?...
**ACC2268    ?486                                 [no datasheet]     ?...
**ACC????    Maple/Maple-133 486-System-On-Chip   [no datasheet]     ?...
**
**Support Chips:
**ACC2016    Buffer and MUX Logic                                  c96...
**ACC2020    Power Management Chip                                 c92...
**ACC5500    Multifunction I/O Control Chip for PS2 Model 50/60    c88...
**
**Other chips...
*ALD...
*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...
**82498/493   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94
***Notes:...
***Info:...
***Configurations:...
***Features:...
**
**Later chipsets (basic spec):
**440 series:...
**450NX  (?)            06/29/98:...
**?????  (Profusion)    c:99...
**800 series...
*Headland/G2...
*HMC (Hulon Microelectronics)...
*Logicstar...
*Motorola...
*OPTi...
*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
*SIS...
**85C310/320/330 'Rabbit' High performance 386DX chipset           <91
***Info:...
***Configurations:...
***Features:...
**85C360         ISA 386DX Single Chip chipset [no datasheet]        ?...
**85C401/402     ISA 486DX/SX Cache chipset    [no datasheet]        ?...
**85C406/5/411/420/431  EISA 386/486 Chipset   [no datasheet]      c91...
**85C460         ISA 386DX/486 Single Chip     [no datasheet]        ?
**85C461         ISA 386DX/486 Single Chip     [no datasheet]        ?...
**85C471/407     Green PC ISA-VLB 486 Single Chip                  <94...
**85C496/497     486-VIP 486 Green PC VESA/ISA/PCI Chipset         <95
***Info:...
***Configurations:...
***Features:
o   Host Bus
    - Supports Intel 486, P24D, P24T, DX4, SL
    - Enhanced 486, AMD 486, Enhanced Am486, and Cyrix M7/Cx 5x86
      in 25/33/40/50 Mhz, 5V CPU.
o   VESA Bus Slave
    - Supports VESA Bus Specification Rev. 2.0p with Local Device 
      Target only.
o   PCI Local Bus
    - Supports PCI Bus Specification Rev. 2.0 with up to 4 PCI Masters
    - Implements 3 Level Post Write Buffer for CPU write PCI Target 
      Memory Cycle.
    - Supports Back to Back Single Memory Write to PCI Burst Write.
    - Supports PCI Interrupt Steering with Four PIRQ Inputs.
    - Supports PCI Master Burst Accesses On-Board Memory Up to 64 
      Double Word Long.
    - Supports Concurrency PCI Bus.
    - Snoop  Filter  and  Advanced  Snooping  for  Reducing CPU Snoops 
      During Sequential PCI Master Accesses On-Board Memory Cycles.
    - Supports PCI Bus PCI to PCI Bridge.
o   Supports L1 Cache Write Back CPU (P24T/P24D/M7/Enhanced Am486) 
    systems
o   Supports Cx 5x86 Linear Burst Order Mode.
o   L2 Cache Controller
    - Write-Back or Write-Through Schemes
    - Bank Interleave/Non-Interleave Cache Access
    - Cache Size: 64K/128K/256K/512K/1MB
    - 8 bit or 7 bit Tag (Combined Tag and Dirty SRAM) with  
      Direct-Mapped cache organization.
    - Optional Separate Dirty SRAM.
o   DRAM Controller
    - Supports 8 Banks Non-Interleaved Access for Single and Double 
      Sided SIMMs up to 255 MBytes.
    - Supports DRAM CAS Before RAS Refresh.
    - Supports "Table-Free" DRAM configuration.
    - Programmable driving current for the DRAM signals.
    - Supports Symmetrical and Asymmetrical DRAMs.
    - Supports 256K/512K/1M/2M/4M/8M/16M/32M xN Fast Page Mode and 
      EDO DRAM.
o   Built-In Local Bus IDE Interface
    - Supports Data Conversion for the Double Word Accessing
    - Supports Symmetry Configuration for Channel 1 and Channel  
      0,  PIO  Mode  IDE  Hard Disks.
    - Supports Mode 3 and above Timing.
    - Supports Individual Drive Timing Setting for Optimal Performance
    - Supports Posted Write Buffers and Pre-fetch Buffer.
    - Supports Primary IDE or Secondary IDE Addressing (1Fx/17x)
o   Fast-Slow Link Interface
    - Linkage to ISA Bridge by FS-Link Interface.
    - Fast Access to BIOS, ISA Memory Holes, and Interrupt Acknowledge 
      Cycle by FS-Link.
    - Two Programmable Non-Cacheable Regions 
    - Two Programmable PCI Memory Holes and One Programmable ISA 
      Memory Holes.
o   208-Pin PQFP
o   0.6um Low Power CMOS Technology

**85C501/502/503 Pentium/P54C PCI/ISA Chipset                <01/09/95...
**5101/5102/5103 Pentium/P54C PCI/ISA Chipset                <04/02/95...
**5120           Pentium PCI/ISA Chipset (Mobile)            <01/28/97...
**5501/5502/5503 Pentium/P54C PCI/ISA Chipset                <04/02/95...
**5511/5512/5513 Pentium PCI/ISA                             <06/14/95...
**5571           (Trinity) Pentium PCI/ISA Chipset (75MHz)   <12/09/96...
**5581/5582      (Jessie)  Pentium PCI/ISA Chipset (75MHz)   <04/15/97...
**5591/5592/5595 (David)   Pentium PCI A.G.P. Chipset        <01/09/98...
**5596/5513      (Genesis) Pentium PCI Chipset               <03/26/96...
**5597/5598      (Jedi)    Pentium PCI/ISA Chipset           <04/15/97...
**530/5595       (Sinbad) Host, PCI, 3D Graphics & Mem. Ctrl.<11/10/98...
**540            (Spartan) Super7 2D/3D Ultra-AGP Single C.S.<11/30/99...
**55x            SoC (System-on-chip)                        <03/14/02...
**
**Support chips:
**85C206     Integrated Peripheral Controller [no datasheet]         ?...
**5595       Pentium PCI System I/O                          <12/24/97...
**950        LPC I/O                                         <07/16/99...
**Other:...
**PII/III/Pro...
**Athlon etc...
*Symphony...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
*VLSI...
*Western Digital...
*Winbond...
*ZyMOS...
*General Sources:...

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