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Revision History

xvii

20695H/0—March 1998

AMD-K6® Processor Data Sheet

Preliminary Information

Revision History

Date

Rev

Description

June 1997

Replaced overbar with # to identify active-Low signals.

June 1997

Corrected description in “Write Allocate” on page 177.

June 1997

Revised latency and throughput information in Table 1, “Execution Latency and Throughput of

Execution Units,” on page 18.

June 1997

Updated Figure 79, “Suggested Component Placement,” on page 230 of Chapter 13, “Power and

Grounding”.

Sept 1997

Unreleased version.

March 1998

Divided book into Part 1 and Part 2. Part 1 provides information about the AMD-K6® processor

family (Model 6 and Model 7) and Part 2 provides information specific to the AMD-K6 processor

Model 7 (0.25-micron process technology).

March 1998

Added Figure 17, “MMX™ Data Types,” on page 30 in Chapter 3, “Software Environment”.

March 1998

Qualified conditions under which Write Allocate occurs in the memory area between 640 Kbytes

and 1 Mbyte in “Write Allocate Limit” on page 178 of Chapter 8, “Cache Organization”.

March 1998

Changed power dissipation specifications for Stop Grant State and Stop Clock State for 166MHz,

200MHz, and 233MHz components in Table 45, “Typical and Maximum Power Dissipation,” on

page 235, and Table 56, “Package Thermal Specification,” on page 259.

March 1998

Removed all references to Write KEN# Control Register (WKCR) from Chapter 3, “Software

Environment”, Chapter 5, “Signal Descriptions”, and Chapter 8, “Cache Organization”.

March 1998

Added top-side view pin description diagram. See Figure 99, “AMD-K6® Processor Top-Side

View,” on page 267.

March 1998

Added voltage detection pin to diagram in Chapter 4, “Logic Symbol Diagram”.

March 1998

Modified flatness specification (symbol f) in Table 57, “321-Pin Staggered CPGA Package

Specification,” on page 271.

March 1998

Corrected Figure 44, “Bus State Machine Diagram,” on page 123 in Chapter 6, “Bus Cycles” to

accurately show the direct transition from the Pipeline Data state to the Data-NA# Requested

state.

March 1998

Corrected list of internal resources tested during BIST in Chapter 11, “Test and Debug” on page

203.

March 1998

Revised Figure 92, “Power Consumption vs. Thermal Resistance,” on page 260 in Chapter 17,

“Thermal Design”.

March 1998

Revised signal description of VCC2H/L# on page 287 in Chapter 26, “Signal Descriptions”.

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