MIL-M-38510-25 Microcircuits, Digital, Bipolar, Ttl, Low Power, Counters, Monolithic SiliconThis specification covers the detail requirements for monolithic silicon, Schottky TTL, binary and decade counters. Two product assurance classes and a choice of case outlines and lead finishes are provided for each type and are reflected in the complete part number. For this product, the requirements of MIL-M-38510 have been superseded by MIL-PRF-38535, see 6.4.

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Subgroup

Symbol

MIL- STD-

883

method

Cases

E and F

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Measured terminal

Test limit

Unit

Test no.

Input B

QB

QA

Count down

Count up

QC

QD

GND

Input

D

Input

C

Load

Carry

Borrow

Clear

Input

A

VCC

Min

Max

7

TC= 25°C

Truth table

tests

4/

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

A 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

H L

"

" " H "

" "

L

" " "

H "

" "

L "

" "

H

" " "

L " "

"

" " H "

" "

L

" " "

H "

" "

L "

" "

H

" "

L H

H

L L H H L L H H L L H H L L H H L L H H L L H H L L H H L L H H L L H H L L H H L L H H L L H

B 3

A B A B A B A B A B A B A B A B A B A B A B A B A B A "

" " " " " " " " " " " " " " " " " " " " "

A 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " "

B A

B

A B A B A B A B A B A B A B A B A B A

H "

"

" " L "

" "

"

" " "

H "

" "

" "

" "

L

" " " " " " " " " " " " "

H "

"

" " " " "

L " " " " " "

H "

"

" " " " " " " " " "

L " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

H "

" "

"

" "

GND "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

A 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

A 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

A 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

H "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

H "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

B 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

A 3/ "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

5.0 V "

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

All outputs

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "

H or L as shown 2/

"

" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " "