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**M1489/87       FinALi-486 PCI Chipset                         <Feb95
***Info:...
***Configurations:...
***Features:
Supported CPUs
o   Supports AMD 486D4 and X5, Intel 486, P24T, P24D, DX4, SL-
    Enhanced, Cyrix M7, UMC U5 and AMD AM486DXL CPUs in 25, 33, 40, 
    50, 66, 100 and 133 MHz 3V/5V CPU interface
o   Supports CPU L1 writeback
o   Supports Cyrix's linear addressing

L2 Cache Controller
o   Write Back cache with standard SRAM
o   8 Tag Bit, always force Dirty or 7 Tag Bit, 1 Dirty bit
o   Supports cache size of 128K to 1M with 32KX8, 64Kx8, 128Kx8
o   Supports 2-1-1-1 read burst timing
o   Write hit 0 wait support

DRAM Controller
o   Supports 5V/3V EDO DRAM
o   Flexible DRAM type & Timing support
o   Supports up to 128M bytes, 4-bank DRAM size
o   Supports hidden refresh and RAS only normal refresh

Built in RTC & KBC
o   Built in 128 byte Real Time Clock (RTC) & MC14069
o   Built in Keyboard Controller (KBC) & 7406

Built in IDE Controller
o   Dedicated IDE pins, concurrent with PCI bus
o   4x32 bits Read-Ahead buffer and Write-Post buffer support
o   Supports through ATA PIO mode 3, 4 harddisk

PCI Local Bus
o   Synchronous 20, 25, 33 MHz PCI clock
o   Supports PCI rev 2.0 with 4 PCI devices, 3 slot PCI masters, 1 
    slot PCI slave
o   Supports 4 PCI interrupt steering input
o   Supports CPU to PCI 4 layer DWord write buffer
o   Supports PCI to memory 8 layer DWord write buffer
o   Supports PCI parity

Power Management
o   Deep Green SMM, SMI
o   Suspend switch support, Green mode state is LED indicated
o   CLKCTR for clock generator control

Process/Packing
o   M1489 0.6u, 208-pin PQFP
o   M1487 0.6u, 160-pin PQFP

**M????          Genie, Quad Pentium  [no datasheet, some info]    c95...
**M1451/49       Aladdin    (Pentium) [no datasheet]                 ?...
**M1511/12/13    Aladdin II (Pentium) [no datasheet, some info] >Apr95...
**M1521/23       Aladdin III       50-66MHz                     <Nov96
***Info:...
***Configurations:
M1521 System Controller
M1523 PCI-to-ISA Bridge

M1521 + M1523

There  is  an updated  version  of the  M1523  called  the M1523B.  It
supports Distributed DMA, Serialized IRQ and USB.

The datasheet for the M1543C states that it can be used with the M1521
***Features:...
**M1531/33/43    Aladdin IV & IV+  50-83.3MHz                <05/28/97...
**M1541/42/33/43 Aladdin V & V+    50-100MHz                         ?...
**M1561/43/35D   Aladdin 7 ArtX    [no datasheet, some info]  11/08/99...
**M6117          386SX Single Chip PC                              <97...
**
**Support Chips:
**M1535/D        South Bridge                                        ?...
**
**May not exist:...
**Later Chipsets:...
**Other:...
*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...
**82395SX     Smart Cache                                     12/17/90
***Notes:...
**82396SX     Smart Cache                                     12/17/90...
**82485       Turbo Cache (and 485Turbocache)                      c90...
**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...
*Headland/G2...
*HMC (Hulon Microelectronics)...
*Logicstar...
*Motorola...
*OPTi...
*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
*SIS...
**5571           (Trinity) Pentium PCI/ISA Chipset (75MHz)   <12/09/96
***Info:...
***Configurations:...
***Features:...
**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:...