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*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...
**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...
*Headland/G2...
*HMC (Hulon Microelectronics)...
*Logicstar...
*Motorola...
*OPTi...
*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
**Later Chipsets:
Info sourced from the very useful plasma-online.de:
http://www.plasma-online.de/index.html?content=http%3A//www.plasma-online.de/english/identify/picture/pcchips.html
Chipset name | OEM of | used on mainboard
---------------+---------------------------+-----------------------------------------
HX Pro | ALi M1521/M1523 |
SX Pro | SiS 530/5595 | M598
AGP Pro PC-100 | VIA VT82C598AT/VT82C596B | M577
TX AGP Pro | SiS 5591/5595/6326 |
TX Two | ALi M1531/M1543 |
TX Pro | ALi M1531/M1543 | M560, M575
TX Pro II | SiS 5597/5598 | M571
TX Pro III | VIA VT82C580VPX/VT82C586B | M573
TX Pro IV | SiS 5591/5592 | M570
Top Gun | ALi Aladdin IV+ | M565
VIA GRA | VIA VT8501/VT82C596B | M858LMR
VX Pro | VIA VT82C580VP/VT82C586B |
VX Pro + | VIA VT82C580VPX/VT82C586B |
VX Pro II | UTron / HiNT UT801X |
VX two | VIA VT82C580VP/VT82C586B | Amptron PM-8600A
VX two | VIA VT82C580VPX/VT82C586B | Amptron PM-8600B
BXToo | VIA Apollo Pro | M760V, M761V
BXToo | VIA VT82C693/VT82C686A | M767V
BXPro | SiS 600/5595 | M747
BXCel | ALi M1621/M1543 | M726, M729
BXpert | VIA VT82C691/VT82C596 |
BXTel | VIA Apollo Pro | M730
Xcel 2000 | SiS 620/5595 | M741LMRT
Super TX | SiS 5597/5598 | ASUS SP97-V, SP98-N, Jetway J-TX98R2
Super TX | ALi M1531/M1543 |
Super TX | ALi M1541/M1543 | Biostar M5ALA, M5ALC, Pionex MBD-P5ABx
Super TX3 | SiS 5571 |
Super TX4 AGP | |
GFXcel | SiS 630 |
GFXpro | ALi M1631/M1535D |
T-Bird | SiS730S | M810
---------------+---------------------------+----------------------------------------
*SIS...
*Symphony...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
*VLSI...
**VL82C480 System/Cache/ISA bus Controller ?
***Info:...
***Configurations:
VL82C480-FC
Examples:
VL82C480 + VL82C113A I/O
VL82C480 + VL82C114A I/O
VL82C480 + 310 I/O support
VL82C480 + 312 I/O support
VL82C480 + 651 I/O support
VL82C480 + 721 I/O support
VL82C480 + SMC 661 I/O support
***Features:
o Fully compatible with 486-based ISA bus systems
o Power-on reset option selects various operational modes
o Up to 40 MHz CPU operation
o Replaces the following peripheral logic on the motherboard:
- Two 82C37A DMA controllers
- 74LS612 memory mappers (extended to support 64 MB)
- Two 82C59A interrupt controllers
- 82C54 timer
- 82284 clock generator and ready interface
- 82288 bus controller
o Memory controller features include:
- Up to 64 MB system memory
- 256K, 1M or 4M DRAM
- Double-sided SIMMs
- Page Mode DRAM access
- Two-way interleave support
- Programmable RAS#/CAS# timing
- Burst read and write support
- Parity generation/checking for on-board DRAM
- Staggered RAS# refresh
o Supports:
- One to four banks 32 bits wide
- 8- or 16-bit wide BIOS ROM
- shadow RAM in the 640K-1M area
- Asynchronous ISA bus operation up to 16 MHz
- Relocation of slot ROMs
- Access to devices residing on the local bus
- Weitek 4167 numeric coprocessor
o 0.8-micron CMOS technology
o 208-lead MQFP (metric quad flat pack)
o Includes:
- Memory/refresh controller
- Port A, B, and NMI logic
- Bus steering logic
- Turbo control
- hidden refresh
- Three-stateable outputs for board testing
o Selectable slow DRAM refresh saves power
o On-chip write-back cache controller:
- External tags
- Direct map
- Separate "dirty" RAM not required
- 2-1-1-1 reads with two banks, 2-2-2-2 with one bank
- 32 KB to 1MB cache size
- One wait state writes on cache-hits
- Optional zero wait state writes
- Optional one wait state reads
o Other features:
- Programmable for 10- or 16-bit internal I/O addressing
- Programmable drive on the DRAM and ISA bus signals
- Programmable memory access to define "fast-bus", local bus, slot
bus, non-cacheable and write-protect areas
- Input pin defines access to local bus devices
**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:...
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