80960HA/HD/HT

Figure 3. 80960Hx 168-Pin PGA Pinout— View from Bottom (Pins Facing Up)

A

B C D E F G H J K L M N P Q R S

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

VSS

BOFF

D3

D5

D7

D8

D9

D11

D12

D13

D15

D16

D17

D19

D21

D24

D25

2

 

D1

D2

D4

D6

VCC

 

 

 

 

 

 

 

 

 

2

FAIL

STEST

D10

VCC

VCC

D14

VCC

D18

D20

D23

D27

D29

3

 

ONCE

 

 

 

 

 

 

 

 

 

 

 

 

 

3

DP0

DP1

NC

D0

VCC

VSS

VSS

VSS

VSS

VSS

VSS

VCC

D22

D26

D31

READY

4

DP3

VSS

 

 

 

 

 

 

 

 

 

 

 

 

 

4

DP2

 

 

 

 

 

 

 

 

 

 

 

D28

BTERM HOLDA

5

TCK

VCC5

 

 

 

 

 

 

 

 

 

 

 

 

 

5

VOLDET

 

 

 

 

 

 

 

 

 

 

 

D30

HOLD

BE3

6

 

VCC

 

 

 

 

 

 

 

 

 

 

 

 

 

6

TRST

TMS

 

 

 

 

 

 

 

 

 

 

 

VCC

ADS

BE2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

VCC

VSS

 

 

 

 

 

 

 

 

 

 

 

 

 

7

TDI

 

 

 

 

 

 

 

 

 

 

 

VSS

VCC

BE1

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

TDO

PCHK

VSS

 

 

 

 

Package Lid

 

 

 

 

VSS

VCC

BLAST

9

 

 

 

 

 

 

 

 

 

 

 

 

9

VCC

VSS

 

 

 

 

 

 

 

 

 

 

 

VSS

 

NC

 

 

 

 

 

 

 

 

 

 

 

BE0

DEN

10

VCCPLL

VSS

 

 

 

 

 

 

 

 

 

 

 

 

 

10

NC

 

 

 

 

 

 

 

 

 

 

 

VSS

VCC

W/R

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

CT0

VCC

VSS

 

 

 

 

 

 

 

 

 

 

 

VSS

VCC

DT/R

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

CT1

VCC

VSS

 

 

 

 

 

 

 

 

 

 

 

SUP

BSTALL

WAIT

13

 

CLKIN

 

 

 

 

 

 

 

 

 

 

 

 

 

13

CT2

NC

 

 

 

 

 

 

 

 

 

 

 

A30

BREQ

D/C

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

CT3

NC

VCC

 

 

 

 

 

 

 

 

 

 

 

A28

A29

LOCK

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

XINT1

XINT0

XINT4

NMI

VCC

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VCC

A20

A24

A26

A31

16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A23

16

RESET

XINT3

XINT6

A2

A4

VCC

A7

VCC

VCC

VCC

A13

VCC

A16

A19

A21

A27

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

XINT2

XINT5

XINT7

A3

A5

A6

A8

A9

A10

A11

A12

A14

A15

A17

A18

A22

A25

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Datasheet

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Image 21
Intel 80960HD, 80960HT, 80960HA manual Hx 168-Pin PGA Pinout- View from Bottom Pins Facing Up

80960HT, 80960HA, 80960HD specifications

The Intel 80960 family of microprocessors, introduced in the late 1980s, marked a significant evolution in the landscape of embedded systems and high-performance computing. The series included notable members such as the 80960HD, 80960HA, and 80960HT, each offering distinct features, technologies, and characteristics tailored for specific applications.

The Intel 80960HD was primarily designed for high-performance applications, such as real-time processing and advanced embedded control systems. With a robust architecture, the 80960HD featured a 32-bit data bus and a 32-bit address bus, enabling it to access a larger memory space and providing superior performance for computational tasks. It included a sophisticated instruction set that facilitated efficient execution, particularly for computationally intensive tasks. The internal architecture also supported pipelining, allowing multiple instructions to be processed simultaneously, thus enhancing throughput.

The 80960HA variant was tailored for high-availability applications, making it ideal for embedded systems where reliability is paramount. This model incorporated features that emphasized fault tolerance and stability, ensuring that systems relying on it could maintain operational integrity even in the event of component failures. The 80960HA showcased enhanced error detection and correction capabilities, which contributed to its reputation as a dependable choice for mission-critical applications.

On the other hand, the 80960HT was designed to meet the needs of high-performance telecommunications and networking applications. Recognized for its ability to handle multiple tasks concurrently, the 80960HT included advanced features such as built-in support for multitasking and real-time processing. This made it an excellent fit for applications that demanded rapid data handling and processing, such as routers and switches in networking environments. Its architecture allowed for efficient context switching, ensuring that multiple processes could execute seamlessly.

All three variants utilized the same family architecture, enabling easy integration and compatibility across different applications. They also supported various memory management techniques, such as virtual memory and caching, enhancing their performance in diverse operating conditions. With their combination of high processing power, reliability, and flexibility, the Intel 80960 family of microprocessors played a crucial role in advancing embedded computing technologies, paving the way for modern-day processors and systems. The 80960 series remains a noteworthy chapter in the evolution of microprocessor design, reflecting the growing demands of the computing landscape during its time.