Sony BVW-55, Руководство по обслуживанию, Страница: 634 / 942

2-84
BVW-55
IC
1
2
3
8 V
DD
6
7
GND 4
5
A A Y =
1 7
Y
A
0
1
Y
1
0
0 : LOW LEVEL
1 : HIGH LEVEL
Y =
A
3 5
6 2
TRIPLE INVERTERS
—TOP VIEW—
TC7W04FU (TOSHIBA)
TC7W04FU(TE12R)
1
2
3
8 V
DD
6
7
GND 4 5
A
B
A
B
Y =
1
2
7
Y
A
0
0
1
1
Y
0
0
0
1
B
0
1
0
1
0 : LOW LEVEL
1 : HIGH LEVEL
Y = A • B =
A
+
B
3
5
6
C-MOS 2-INPUT AND GATE
—TOP VIEW—
TC7W08FU (TOSHIBA)
TC7W08FU(TE12R)
Y = A
A Y
Y =
A
1
3
6
7
5
2
0 : LOW LEVEL
1 : HIGH LEVEL
8
7
6
5
1
2
3
4
Y
1
0
A
0
1
C-MOS HEX INVERTERS
—TOP VIEW—
TC7W14FU(TE12R) (TOSHIBA)
1
2
3
GND 4
8 V
DD
7
6
5
1
2
A
B
7
Y =
A
0
0
1
1
B
0
1
0
1
Y
0
1
1
1
0 : LOW LEVEL
1 : HIGH LEVEL
A
B
Y
Y = A + B =
A
•
B
5
6
3
C-MOS DUAL 2-INPUT OR GATE
—TOP VIEW—
TC7W32FU (TOSHIBA)
TC7W32FU(TE12R)
CLR
0
1
0
1
1
1
PR
1
0
0
1
1
1
CK
X
X
X
D
X
X
X
0
1
X
Qn + 1
0
1
1
0
1
Qn
Qn + 1
1
0
1
1
0
Q
n
INPUTS OUTPUTS
2
1
5
6
3
7
CLR
D Q
Q
PR
1
2
3
6
7
8 V
DD
GND 4 5
FUNCTION
CLEAR
PRESET
–
–
–
NO CHANGE
C-MOS D-TYPE FLIP-FLOPS WITH PRESET AND CLEAR
—TOP VIEW—
0
1
x
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
TC7W74FU (TOSHIBA)
TC7W74FU(TE12R)
TC7WH74FU(TE12R)
TC7WH74FU(TR12R) (TOSHIBA)
1
2
3
4
G1
A1
Y2
GND
8
7
6
5
G2
Y1
A2
V
DD
INPUTS
X
Z
: DON’T CARE
: HI-IMPEDANCE
A
X
L
H
G
H
L
L
OUTPUT
Y
Z
L
H
C-MOS DUAL BUS BUFFER
—TOP VIEW—
TC7WH125FU(TE12R) (TOSHIBA)
1
2
3
4
G1
IN
A1
IN
Y2
OUT
GND
8
7
6
5
V
DD
G2
IN
Y1
OUT
A2
IN
INPUT
x
Z
: DON’T CARE
: HI-IMPEDANCE
G
H
H
L
A
L
H
x
G
L
L
H
OUTPUT
Y
L
H
Z
DUAL BUS BUFFER
—TOP VIEW—
TC7WH241FU(TE12R) (TOSHIBA)