80960HA/HD/HT

Table 10. 80960Hx PQ4 Pinout— Signal Name Order (Sheet 1 of 2)

Signal Name

PQ4

Signal Name

PQ4

Signal Name

PQ4

Signal Name

PQ4

Pin

Pin

Pin

Pin

 

 

 

 

 

 

 

 

 

 

 

 

A2

151

BE0

83

D16

39

PCHK

189

 

 

 

 

 

 

 

 

A3

150

BE1

82

D17

40

READY

68

 

 

 

 

 

 

 

 

A4

147

BE2

79

D18

41

RESET

174

 

 

 

 

 

 

 

 

A5

146

BE3

78

D19

42

STEST

208

 

 

 

 

 

 

 

 

A6

145

BLAST

84

D20

45

SUP

97

 

 

 

 

 

 

 

 

A7

144

BOFF

10

D21

50

TCK

194

 

 

 

 

 

 

 

 

A8

141

BREQ

100

D22

51

TDI

191

 

 

 

 

 

 

 

 

A9

140

BSTALL

91

D23

52

TDO

188

 

 

 

 

 

 

 

 

A10

139

BTERM

67

D24

54

TMS

192

 

 

 

 

 

 

 

 

A11

138

CLKIN

175

D25

55

TRST

193

 

 

 

 

 

 

 

 

A12

135

CT0

183

D26

56

VCC

1

A13

134

CT1

182

D27

57

VCC

4

A14

133

CT2

181

D28

61

VCC

9

A15

132

CT3

180

D29

62

VCC

11

A16

127

D/C

96

D30

63

VCC

17

A17

126

D0

12

D31

64

VCC

19

A18

125

D1

13

DEN

85

VCC

25

A19

124

D2

14

DP0

206

VCC

31

A20

121

D3

15

DP1

207

VCC

33

A21

120

D4

20

DP2

203

VCC

38

A22

119

D5

21

DP3

202

VCC

44

A23

118

D6

22

DT/R

89

VCC

46

A24

113

D7

23

FAIL

5

VCC

49

A25

112

D8

26

VCC

59

A26

111

D9

27

VCC

60

A27

110

D10

28

VCC

66

A28

107

D11

29

HOLD

69

VCC

71

A29

106

D12

34

HOLDA

72

VCC

74

A30

105

D13

35

LOCK

99

VCC

76

A31

104

D14

36

NMI

159

VCC

81

ADS

77

D15

37

ONCE

6

VCC

87

Datasheet

27

Page 27
Image 27
Intel 80960HD, 80960HT, 80960HA manual Hx PQ4 Pinout- Signal Name Order Sheet 1

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.