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**82495XP/490XP Cache Controller / Cache RAM (for i860)       06/05/91
***Notes:...
***Info:...
***Features:...
**82496/491     Cache Controller / Cache RAM (for P5 Pentium) 03/22/93...
**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...
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**Other chips:
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***Peripheral:...
***Other:
UM3750A         Programmable 12-bit Encoder/Decoder
UM6502/07/12    8-bit Microprocessor 1,2,3,4 MHz Versions
UM6502E         8-bit Microprocessor 1,2,3,4 MHz Versions
UM8048/35/49/39 Microcontroller
UM8051/31       Microcontroller
UM74HCT590      8 bit Binary Counter with Output Registers
UM74HCT646      Octal Bus Transceiver and Register

UM2332/UM2333/UM2364  Mask ROM 
UM2366/A              Mask ROM
UM23128/A             Mask ROM
UM23256/A             Mask ROM
UM2147/UM2148/UM2149  SRAM
UM6104/UM6104-1       SRAM
UM6114/UM6116-2/-3/-4 SRAM
UM6116-5/UM6164       SRAM
UM6167/UM6168         SRAM

UM9001/UM9003AF Network?
UM9007F/UM9008  Network?
UM9009          Network?
UM9017F/UM9018  Ethernet
UM9026          Fast Ethernet
UM9090          Network?


*Unresearched:...
*VIA...
*VLSI...
**VL82C325             VL82C386SX System Cache controller            ?
***Info:...
***Versions:...
***Features:
o   Optimized for TOPCAT 386SX and SCAMP-LT chip sets
o   Improved i386SX and AMD386SX system performance:
    - Fast look-aside architecture
    - Zero wait state read-hit access
    - Reduces average processor wait states to near zero
o   Multiple cache organizations
    - Two-way set associative: 16KB
    - Two-way set associative: 32KB
o   Memory update strategy
    - Write-thru
o   Least recently used (LRU) replacement algorithm
o   Integrates complete cache directory on-chip
o   Supports memory configurations to 16 MB
o   Programmable cache architecture
    - Block size: 8 or 16 bytes
    - Line size: 2 bytes
    - Update strategies: single cycle (one line)
o   Write-protect region support
    - Write-protect regions (#): 256
    - Write-protect region size: 2KB between 512K and 1M
o   Non-cacheable region support
    - Non-cache regions (#): 504
    - Non-cacheable region size: 
         64KB below 512K
         2KB between 512K and 1M
         64KB above 1M
o   25 MHz operation
o   Optimized for one or two dual 4K x8 cache data RAMs
o   Operates both in pipelined and in non-pipelined modes
o   Built-in self-test and cache data RAM testability features
o   Auto-flush on EMS-update events
o   100-lead MQFP

**VL82C335             VL82C386DX System Cache ctrl. [no d.sheet]    ?...
**VL82C315A/322A/3216  Kodiak 32-Bit Low-Voltage Chip Set            ?...
**VL82C420/144/146     SCAMP IV [no datasheet, some info]          c93...
**VL82C480         System/Cache/ISA bus Controller                   ?...
**VL82C481         System/Cache/ISA bus Controller                 c92...
**VL82C486         Single-Chip 486, SC486, Controller                ?...
**VL82C425         486 Cache controller                              ?...
**????????         Cheetah 486, PCI [no datasheet]                   ?...
**VL82C3216        Bus Expanding Controller Cache with write buffer  ?...
**VL82C521/522     Lynx/M                                            ?...
**VL82C530         Eagle Ð                                         c95...
**VL82C541/543     Lynx                                            c95...
**VL82C591/593     SuperCore 590                                   c94...
**VL82C594/596/597 Wildcat                                         c95...
**I/O Chips:
**VL82C106 Combination I/O chip                                      ?...
**VL82C107 SCAMP  Combination I/O chip                               ?...
**VL82C108 TOPCAT Combination I/O chip                               ?...
**VL82C110 Combination I/O chip                                      ?...
**VL82C113 SCAMP  Combination I/O chip                               ?...
**VL82C114 Combination I/O chip                                      ?...
**Video: ...
**Disk:...
**Modems:...
**Other:...
**Not sure if they actually exist...
*Western Digital...
*Winbond...
*ZyMOS...
*General Sources:...