Intel 80960KB - User Manual

© INTEL CORPORATION, 2004 August, 2004 Order Number: 270565-008
80960KB
80960KB
EMBEDDED 32-BIT MICROPROCESSOR
WITH INTEGRATED FLOATING-POINT UNIT
Figure 1. The 80960KB Processor’s Highly Parallel Architecture
■
High-Performance Embedded
Architecture
— 25 MIPS Burst Execution at 25 MHz
— 9.4 MIPS* Sustained Execution at
25 MHz
■ 512-Byte On-Chip Instruction Cache
— Direct Mapped
— Parallel Load/Decode for Uncached
Instructions
■ Multiple Register Sets
— Sixteen Global 32-Bit Registers
— Sixteen Local 32-Bit Registers
— Four Local Register Sets Stored
On-Chip
— Register Scoreboarding
■ 4 Gigabyte, Linear Address Space
■ Pin Compatible with 80960KA
■ Built-in Interrupt Controller
— 31 Priority Levels, 256 Vectors
— 3.4 µs Latency @ 25 MHz
■ Easy to Use, High Bandwidth 32-Bit Bus
— 66.7 Mbytes/s Burst
— Up to 16 Bytes Transferred per Burst
■ 132-Lead Packages:
— Pin Grid Array (PGA)
— Plastic Quad Flat-Pack (PQFP)
■ On-Chip Floating Point Unit
— Supports IEEE 754 Floating Point
Standard
— Four 80-Bit Registers
— 13.6 Million Whetstones/s (Single
Precision) at 25 MHz
SIXTEEN
32-BIT GLOBAL
REGISTERS
64- BY 32-BIT
LOCAL
REGISTER
CACHE
32-BIT
INSTRUCTION
EXECUTION
UNIT
INSTRUCTION
FETCH UNIT
512-BYTE
INSTRUCTION
CACHE
INSTRUCTION
DECODER
MICRO-
INSTRUCTION
SEQUENCER
MICRO-
INSTRUCTION
ROM
32-BIT
BUS CONTROL
LOGIC
32-BIT
BURST
BUS
FOUR
80-BIT FP
REGISTERS
80-BIT
FPU

Summary

The 1960 Processor Architecture

80960 KB Key Performance Features

Details the processor's high-speed execution, large register set, and efficient architecture.

Integrated Floating-Point Unit

Highlights the integrated FPU and support for IEEE 754 standard.

High Bandwidth Local Bus (L-Bus)

Describes the L-Bus features, including burst capability and bandwidth.

Built-in Testability Features

80960 KB Electrical Specifications

Power and Grounding Connections

Power Decoupling Recommendations

Absolute Maximum Ratings

Specifies the absolute limits for voltage, temperature, and power dissipation.

DC Characteristics Parameters

Lists parameters like input/output voltages, leakage, and capacitance.

AC Specifications and Timing

Defines input and output timing specifications relative to CLK2.

AC Characteristics Tables

Provides detailed AC timing characteristics at different frequencies.

80960 KB Mechanical Data and Packaging

80960 KB Package Types

PGA and PQFP Pin Assignments

Details the pin assignments for both PGA and PQFP package types.

80960 KB Pinout Details

Provides detailed pinout information in signal order for PGA and PQFP packages.

Package Thermal Specifications

Intel 80960KB Specifications