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**82497/492   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94
***Notes:...
***Info:...
***Configurations:...
***Features:
o   High Performance Second Level Cache
    - Zero Wait States at 66 MHz 
    - Two-Way Set Associative 
    - Writeback with MESI Protocol 
    - Concurrent CPU Bus and Memory Bus Operation 
    - Boundary Scan
o   Pentium Processor (735\90, 815\100)
    - Chip Set Version of Pentium Processor (735\90, 815\100) 
    - Superscalar Architecture -
    - Enhanced Floating Point 
    - On-Chip 8K Code and 8K Data Caches
    - See Pentium Processor Family Data Book for More Information
o   Highly Flexible
    - 256K to 512K with Parity
    - 32-, 64-, or 128-Bit Wide Memory Bus
    - Synchronous, Asynchronous and Strobed Memory Bus Operation
    - Selectable Bus Widths, Line Sizes, Transfers and Burst Orders
o   Full Multiprocessing Support
    - Concurrent CPU, Memory Bus and Snoop Operations
    - Complete MESI Protocol
    - Internal/External Parity Generation/Checking
    - Supports Read For Ownership, Write-Allocation and Cache-to-Cache
      Transfers

**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)...
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*Unresearched:...
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*VLSI...
**Modems:
VL7C212A CMOS 300/1200 Bit-Per-Second Modem 
VL7C213 CMOS Parallel Bus Modem Controller. 
VL7C214 CMOS Stand-Alone Modem Interface Controller
VL7C215 CMOS High Speed Parallel Bus Modem Controller 
VL7C224A 2400 Bit-Per-Second Analog Modem 
VL7C225 CMOS 2400 Bit-Per-Second Modem Advanced Coprocessor Family 
VL7C235 CMOS 2400 Bit-Per-Second Modem Advanced Coprocessor Family 
VL7C245 CMOS 2400 Bit-Per-Second Modem Advanced Coprocessor Family 
VL7C312 CMOS 300/1200 BPS Modem With Pin Programmable Receiver Gain
VL7C412 CMOS 300/1200 BPS Modem (Single 5-Volt Power Supply)
VL7C413 CMOS High Speed Parallel Bus Modem Controller 
VL7C414 CMOS Stand-Alone Modem Interface Controller 


**Other:...
**Not sure if they actually exist...
*Western Digital...
*Winbond...
*ZyMOS...
*General Sources:...