Sn74Lv08Apwr (Ic47,57); Sn74Lv10Apwr (Ic23); Sn74Lv244Apwr (Ic22,38,39); Sn74Lv32Apwr (Ic48,52~54) - Casio QT-6000 Service Manual

22. SN74LV08APWR (IC47,57)

1
1A
2
1B
3
1Y
4
2A
5
2B
6
2Y
GND 7

24. SN74LV244APWR (IC22,38,39)

1
1G
2
1A1
3
2Y4
4
1A2
5
2Y3
6
1A3
7
2Y2
8
1A4
9
2Y1
10
GND

25. SN74LV32APWR (IC48,52~54)

1A 1
2
1B
3
1Y
2A 4
5
2B
6
2Y
7
GND
14 V
CC
13
4B
12
4A
11 4Y
3B
10
3A
9
8 3Y
Inputs
20
Vcc
G
19
2G H
L
18
1Y1
L
17
2A4
H : High
16
1Y2
L : Low
15
2A3
X :
Don't care
Z :
High impedance
14
1Y3
13
2A2
12
1Y4
11
2A1
14 V
CC
13 4B
12 4A
11 4Y
3B
10
3A
9
8 3Y
— 99 —

23. SN74LV10APWR (IC23)

1A 1
2
1B
3
2A
A
2B 4
B
C
2C 5
6
2Y
GND 7
Output Y
A
X Z
H H
L
L
14 V
CC
13
1C
12
1Y
11 3C
Y
10 3B
3A
9
8 3Y