Alpha 21164 Microprocessor

This document is a comprehensive technical data sheet for the Digital Equipment Corporation Alpha 21164 microprocessor. It details the chip's features, including its 64-bit RISC architecture, superscalar 4-way instruction issue, and on-chip cache organization. The manual provides a deep dive into the microarchitecture, encompassing the instruction fetch/decode unit, execution units, and memory address translation. Additionally, it covers pinout signal descriptions, clocking schemes, electrical data, power supply considerations, and thermal management specifications for the 499-pin IPGA package.