
5-5
WRR-855B
IC
TC74HC4053AFT (EL) (TOSHIBA)
0
0
0
0
0
0
0
0
1
CONTROL INPUTS
12
13
2
1
5
3
X0
X1
Y0
Y1
Z0
Z1
6
EN
X
Y
Z
14
15
4
7
V
EE
C
0
0
0
0
1
1
1
1
x
B
0
0
1
1
0
0
1
1
x
Y1
I/O
Y0
I/O
Z1
I/O
Z
I/O
Z0
I/O
EN
IN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Y
I/O
X
I/O
X1
I/O
X0
I/O
A
IN
B
IN
C
IN
GND
V
DD
V
EE
OPEN
A
11
OPEN
B
10
OPEN
C
9
A
0
1
0
1
0
1
0
1
x
SELECT
EN
ON CHANNEL
Z0
Z0
Z0
Z0
Z1
Z1
Z1
Z1
Y0
Y0
Y1
Y1
Y0
Y0
Y1
Y1
X0
X1
X0
X1
X0
X1
X0
X1
OPEN
0
1
x
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
C-MOS TRIPLE 2-CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER
—TOP VIEW—
TC75S51F-TE85L (TOSHIBA)
1
2
3
GND
5
4
V
DD
(7V)
C-MOS OPERATIONAL AMPLIFIER
4
OUT
1
3
IN +
IN –
+
–
—TOP VIEW—
TC7S08FU (TE85R) (TOSHIBA)
1
2
GND 3
5 V
DD
4
A
B
A
B
Y =
2
1
4
Y
A
0
0
1
1
B
0
1
0
1
Y
0
0
0
1
0 : LOW LEVEL
1 : HIGH LEVEL
Y = A • B = A
+
B
C-MOS 2-INPUT AND GATE
—TOP VIEW—
TC7S86FU (TE85R) (TOSHIBA)
1
2
GND 3
5 V
DD
4
A
B
2
1
4
Y
A
0
0
1
1
B
0
1
0
1
Y
0
1
1
0
0
1
Y =
A
• B + A •
B
C-MOS 2-INPUT EXCLUSIVE OR GATE
—TOP VIEW—
: LOW LEVEL
: HIGH LEVEL
1
2
GND 3
5 V
DD
4
A
A
Y =
2
4
Y
A
0
1
Y
1
0
0 : LOW LEVEL
1 : HIGH LEVEL
Y =
A
C-MOS INVERTER
—TOP VIEW—
TC7SU04FU(TE85R) (TOSHIBA)
Содержание WRR-855B
Страница 1: ...UHF SYNTHESIZED TUNER UNIT WRR 855B SERVICE MANUAL 1st Edition Revised 2 ...
Страница 4: ...2 WRR 855B 8 Schematic Diagrams TUN 8 8 1 CPU 342 8 8 DP 236 8 10 SW 814 8 10 ...
Страница 10: ...1 6 WRR 855B Sony Corporation Printed in Japan ...
Страница 38: ......
Страница 58: ......
Страница 67: ...7 1 WRR 855B 7 1 Section 7 Board Layouts ...
Страница 68: ...7 2 WRR 855B 7 2 TUN 8 Suffix 11 TUN 8 Suffix 11 TUN 8 A SIDE SUFFIX 11 TUN 8 B SIDE SUFFIX 11 ...
Страница 69: ...7 3 WRR 855B 7 3 TUN 8 Suffix 22 TUN 8 Suffix 22 TUN 8 A SIDE SUFFIX 22 TUN 8 B SIDE SUFFIX 22 ...
Страница 70: ...7 4 WRR 855B 7 4 CPU 342 Suffix 11 CPU 342 Suffix 11 CPU 342 A SIDE SUFFIX 11 CPU 342 B SIDE SUFFIX 11 ...
Страница 71: ...7 5 WRR 855B 7 5 CPU 342 Suffix 21 CPU 342 Suffix 21 CPU 342 A SIDE SUFFIX 21 CPU 342 B SIDE SUFFIX 21 ...
Страница 83: ......
Страница 84: ...Printed in Japan Sony Corporation 2006 6 16 2001 WRR 855B U CE E 9 976 898 03 ...