M1487 - 486 PCI Chip Set

ALi

The M1487 by ALi is a 486 PCI Chip Set. Below is the official datasheet preview.

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M1487 486 PCI Chip Set by ALi - Datasheet Preview — Official preview page of the **M1487** 486 PCI Chip Set datasheet (ALi).

Datasheet Details

Part number	M1487
Manufacturer	ALi
File Size	3.35 MB
Description	486 PCI Chip Set
Datasheet	M1487_ALi.pdf
Additional preview pages of the M1487 datasheet.

M1487 Product details

Description

1.3 Block Diagrams 4 Section 2: Pin Description 7 2.1 Pin Diagrams 7 2.2 Pin Description Table 9 2.3 M1489 Numerical Pin List 17 2.4 M1489 Alphabetical Pin List 19 2.5 M1487 Numerical Pin List 22 2.6 M1487 Alphabetical Pin List 24 2.7 Hardware Setup Control 26 2.8 M1489/M1487 Hardware Reference Manual 27 Section 3: Functional Description 30 Section 4: Configuration Registers 34 Section 5: Software Programming Guide 94 Section 6: Design Issues107 Section 7: Electrical Characteristics 133 7.1 M14

Features

M1489 (Cache-Memory PCI controller) M1487 (ISA Bus Controller) Supported CPUs T 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 T Supports CPU L1 writeback T Supports Cyrix's linear addressing mode L2 Cache Controller T Write Back cache with standard SRAM T 8 Tag Bits, always force Dirty or 7 Tag Bits, 1 Dirty bit T Supports cache size of 128K to 1M with 32Kx8, 64Kx8, 128Kx8 T Su.

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Other Datasheets by ALi

M1489 - 486 PCI Chip Set

Published: Dec 14, 2005 |