N80960SA20

N80960SA20 Datasheet

Part	Datasheet
N80960SA20	N80960SA20 (pdf)

Related Parts	Information
TN80960SA16	TN80960SA16

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80960SA EMBEDDED 32-BIT MICROPROCESSOR WITH 16-BIT BURST DATA BUS • High-Performance Embedded Architecture 20 MIPS* Burst Execution at 20 MHz MIPS Sustained Execution at 20 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 • Pin Compatible with 80960SB • Built-in Interrupt Controller 4 Direct Interrupt Pins 31 Priority Levels, 256 Vectors • Easy to Use, High Bandwidth 16-Bit Bus 32 Mbytes/s Burst Up to 16 Bytes Transferred per Burst • 32-Bit Address Space, 4 Gigabytes • 80-Lead Quad Flat Pack EIAJ QFP 84-Lead Plastic Leaded Chip Carrier PLCC • Software Compatible with 80960KA/KB/CA/CF Processors The 80960SA is a member of Intel’s 32-bit processor family, which is designed especially for low cost embedded applications. It includes a 512-byte instruction cache and a built-in interrupt controller. The 80960SA has a large register set, multiple parallel execution units and a 16-bit burst bus. Using advanced RISC technology, this high performance processor is capable of execution rates in excess of million instructions per second. The 80960SA is well-suited for a wide range of cost sensitive embedded applications including non-impact printers, network adapters and I/O controllers. 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 MICROINSTRUCTION SEQUENCER MICROINSTRUCTION 32-BIT BUS CONTROL LOGIC 32-BIT ADDRESS 16-BIT BURST Figure The 80960SA Processor’s Highly Parallel Architecture Relative to Digital Equipment Corporation’s VAX-11/780 at 1 MIPS VAX-11 is a trademark of Digital Equipment Corporation Intel Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in an Intel product. No other circuit patent licenses are implied. Information contained herein supersedes previously published specifications on these devices from Intel. INTEL CORPORATION, 2004 August 2004 Order Number 272206-003 80960SA EMBEDDED 32-BIT MICROPROCESSOR WITH 16-BIT BURST DATA BUS CONTENTS THE PROCESSOR Key Performance Features Memory Space And Addressing Modes Data Types Large Register Set Multiple Register Sets Instruction Cache Register Scoreboarding High Bandwidth Bus Interrupt Handling Debug Features Fault Detection Built-in Testability CHMOS 7 ELECTRICAL 11 Power and Grounding 11 Power Decoupling Recommendations 11 Connection Recommendations 11 Characteristic Curves 11 Test Load Circuit 13 ABSOLUTE MAXIMUM RATINGS* 14 DC Characteristics 14 AC Specifications 15 MECHANICAL 21 Packaging 21 Pin Assignment 21 Pinout 23 Package Thermal Specifications 27 Stepping Register Information 27

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80960SA

EMBEDDED 32-BIT MICROPROCESSOR WITH 16-BIT BURST DATA BUS
• High-Performance Embedded Architecture 20 MIPS* Burst Execution at 20 MHz MIPS Sustained Execution at 20 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
• Pin Compatible with 80960SB
• Built-in Interrupt Controller 4 Direct Interrupt Pins 31 Priority Levels, 256 Vectors
• Easy to Use, High Bandwidth 16-Bit Bus 32 Mbytes/s Burst Up to 16 Bytes Transferred per Burst
• 32-Bit Address Space, 4 Gigabytes
• 80-Lead Quad Flat Pack EIAJ QFP 84-Lead Plastic Leaded Chip Carrier PLCC
• Software Compatible with 80960KA/KB/CA/CF Processors

The 80960SA is a member of Intel’s 32-bit processor family, which is designed especially for low cost embedded applications. It includes a 512-byte instruction cache and a built-in interrupt controller. The 80960SA
has a large register set, multiple parallel execution units and a 16-bit burst bus. Using advanced RISC technology, this high performance processor is capable of execution rates in excess of million instructions per second*. The 80960SA is well-suited for a wide range of cost sensitive embedded applications including non-impact printers, network adapters and I/O controllers.

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

MICROINSTRUCTION SEQUENCER

MICROINSTRUCTION
32-BIT BUS CONTROL LOGIC
32-BIT ADDRESS
16-BIT BURST

Figure The 80960SA Processor’s Highly Parallel Architecture
* Relative to Digital Equipment Corporation’s VAX-11/780 at 1 MIPS VAX-11 is a trademark of Digital Equipment Corporation

Intel Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in an Intel product. No other circuit patent
licenses are implied. Information contained herein supersedes previously published specifications on these devices from Intel.

INTEL CORPORATION, 2004

August 2004

Order Number 272206-003
80960SA EMBEDDED 32-BIT MICROPROCESSOR

WITH 16-BIT BURST DATA BUS

CONTENTS

THE PROCESSOR Key Performance Features Memory Space And Addressing Modes Data Types Large Register Set Multiple Register Sets Instruction Cache Register Scoreboarding High Bandwidth Bus Interrupt Handling Debug Features Fault Detection Built-in Testability CHMOS 7

ELECTRICAL 11 Power and Grounding 11 Power Decoupling Recommendations 11 Connection Recommendations 11 Characteristic Curves 11 Test Load Circuit 13 ABSOLUTE MAXIMUM RATINGS* 14 DC Characteristics 14 AC Specifications 15

MECHANICAL 21 Packaging 21 Pin Assignment 21 Pinout 23 Package Thermal Specifications 27 Stepping Register Information 27

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Datasheet ID: N80960SA20 638927