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**82485 Turbo Cache (and 485Turbocache) c90
***Notes:...
***Info:...
***Versions:...
***Features:
o High Performance
- Zero Wait State Access on Cache Hit
- One Clock Bursting
- Two-Way Set Associative
- Write Protect Attribute Per Tag
- Start Memory Cycles in Parallel
o Easy to Use
- Matches Intel486 Microprocessor Bus Timing
- Supports Invalidation Cycles
- Maintains Memory on Writes
o High Integration
- Single Chip Tag RAM and Controller
- No Logic Needed for CPU and Cache Connection
- Maps Full 4 Gigabyte Address Space
o Flexible System Configurations
- Supports 64K or 128K Cache Memory
- Supports Non-Cacheable Memory Areas
**82489DX Advanced Programmable Interrupt Controller 10/12/92...
**82495DX/490DX DX CPU-Cache Chip Set <Sep91...
**82495XP/490XP Cache Controller / Cache RAM (for i860) 06/05/91...
**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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*Symphony...
**SL82C465 Cache Controller (for 486/386DX/SX) c:91
***Info:...
***Versions:...
***Features:...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
**VT82C597/AT Apollo VP3, Single-Chip for Pentium with AGP <10/03/97
***Info:...
***Configurations:...
***Features:...
**VT82C598MVP Apollo MVP3,Single-Chip 66/75/83/100MHz & AGP <09/22/97...
**VT8501 Apollo MVP4,Single-Chip 66-100MHz & AGP <11/04/98...
**VT82C680 Apollo P6, Pentium-Pro Chip Set <08/30/96...
**Support chips:
**VT82C505 Pentium/486 VL to PCI Bridge <05/30/94...
**VT82C586/A/B PCI Integrated Peripheral Controller <10/13/96...
**VT82C596/A Mobile PCI Integrated Peripheral Controller <11/05/97...
**VT82C686A/B PCI Super-I/O Integrated Peripheral Ctrl. <02/10/98...
**Later P-Pro/II/III/Celeron...
**Later AMD...
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