AM486DX4 Datasheet - AMD

AM486DX4 3V / Clock-Selectable / 32-Bit Microprocessor

AMD PRELIMINARY BLOCK DIAGRAM Am486 CPU Pipelined 32-Bit Microarchitecture VOLDET 64-Bit Interunit Transfer Bus 32-Bit Data Bus 32 32-Bit Data Bus 32 Linear Address Bus Base/ Index Bus 32 ALU 32 PCD, PWT Segmentation Unit Descriptor Registers Limit and Attribute PLA 2 Paging Unit 20 Physical Add.

PRELIMINARY Am486® DX4 3-Volt Processor High-Performance, Clock-Selectable, 3.3 V, 32-Bit Microprocessor DISTINCTIVE CHARACTERISTICS Operating voltage range 3.3 V ± 0.3 V 120-MHz operating frequency uses a 40-MHz external bus 100-MHz operating frequency uses a 33-MHz external bus Wide range of chipsets and support available through the AMD FusionPCSM Program High Integration On-Chip 8-Kbyte code and data cache Floating-point unit Paged.

AM486DX4 Features

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AM486DX4_AMD.pdf