Casio QT 6000 Service Manual - Page 100
SN74LV04APWR IC10, SN74HC148 IC32, SSN74LV07A, logic, diagram positive logic, FUNCTION TABLE
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19. SN74HC148 (IC32) 41 52 63 74 EI 5 A2 6 A1 7 GND 8 16 VCC 15 EO 14 GS 13 3 12 2 11 1 10 0 9 A0 logic diagram (positive logic) 0 10 1 11 2 12 3 13 41 52 63 15 EO 14 GS 9 A0 7 A1 74 FUNCTION TABLE EI 5 INPUTS EI 0 1 2 3 4 5 H X X X X X X L H H H H H H L X X X X X X L X X X X X X L X X X X X L L X X X X L H L X X X L H H L X X L H H H L X L H H H H L L H H H H H 20. SN74LV04APWR (IC10) 6 A2 OUTPUTS 6 7 A2 A1 A0 GS EO X X H H H H H H H H H H H L X L L L L L H L H L L H L H H H L H L L H H H L H H L H H H H L L L H H H H L H L H H H H H L L H H H H H H L H 21. SSN74LV07A (IC37) 1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 14 VCC 13 6A 12 6Y 11 5A 10 5Y 9 4A 8 4Y 1A 1 1Y 2 2A 3 2Y 4 A 3A 5 3Y 6 GND 7 14 VCC 13 6A 12 6Y Y 11 5A 10 5Y 9 4A 8 4Y - 98 -
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20.
SN74LV04APWR (IC10)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
4
5
6
7
EI
A2
A1
GND
V
CC
EO
GS
3
2
1
0
A0
logic
diagram (positive logic)
11
A0
9
1
A1
7
A2
6
GS
14
EO
15
12
2
13
3
1
4
2
5
5
EI
4
7
3
6
10
0
FUNCTION TABLE
INPUTS
OUTPUTS
EI
0
1
2
3
4
5
6
7
A2
A1
A0
GS
EO
H
X
X
X
X
X
X
X
X
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
L
L
X
X
X
X
X
X
X
L
L
L
L
L
H
L
X
X
X
X
X
X
L
H
L
L
H
L
H
L
X
X
X
X
X
L
H
H
L
H
L
L
H
L
X
X
X
X
L
H
H
H
L
H
H
L
H
L
X
X
X
L
H
H
H
H
H
L
L
L
H
L
X
X
L
H
H
H
H
H
H
L
H
L
H
L
X
L
H
H
H
H
H
H
H
H
L
L
H
L
L
H
H
H
H
H
H
H
H
H
H
L
H
1A
1Y
2A
2Y
1
2
3
4
5
7
6
3A
GND
3Y
VCC
6A
6Y
5A
5Y
4Y
4A
14
13
12
11
10
8
9
19.
SN74HC148 (IC32)
21. SSN74LV07A
(IC37)
A
Y
1A
1Y
2A
2Y
1
2
3
4
5
7
6
3A
GND
3Y
VCC
6A
6Y
5A
5Y
4Y
4A
14
13
12
11
10
8
9