Sony HDW-750 Maintenance Manual page 173

SN74CBT3126PWR (TI)
QUADRUPLE FET BUS SWITCH
—TOP VIEW—
OE
1 8
1OE V
CC
0
1
1A 2 7 4
OE
0 : LOW LEVEL
1 : HIGH LEVEL
1B 3 6 4A
2OE 4 5 4B
2A 5 5 3OE
2B 6 6 3A
GND 7 7 3B
2 3
1A 1B
1
1OE
5 6
2A 2B
4
2OE
8
9
3A 3B
10
3OE
12 11
4A 4B
13
4OE
TC4053BFN) (TOSHIBA)
TC4053BFT(EL,N)
C-MOS TRIPLE 2-CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER
—TOP VIEW—
12
Y1 1 V 16
I/O DD
13
11
Y0 2 15 Y
I/O I/O
2
Z1 3 14 X
I/O I/O
1
10
Z 4 13 X1
I/O I/O
5
Z0 5 12 X0
I/O I/O
3
EN 9
6 11 A
IN IN
7 10 B
V IN
EE
8 GND 9 C
IN
CONTROL INPUTS
SELECT
ON CHANNEL
EN
C B A
0 0 0 0 Z0 Y0 X0
0 0 0 1 Z0 Y0 X1
0 0 1 0 Z0 Y1 X0
0 0 1 1 Z0 Y1 X1
0 1 0 0 Z1 Y0 X0
0 1 0 1 Z1 Y0 X1
0 1 1 0 Z1 Y1 X0
0 : LOW LEVEL
0 1 1 1 Z1 Y1 X1
1 : HIGH LEVEL
1 x x x OPEN
x : DON'T CARE
HDW-750 V2
FUNCTION
DISCONNECT
A=B
X0
14
X1 X
OPEN
A
Y0
15
Y1 Y
OPEN
B
Z0
Z1 Z 4
OPEN
C
EN V
EE
6 7
TC55V2161FTI-85L (TOSHIBA)
2M (131072 x 16) -BIT SRAM
—TOP VIEW—
INPUTS
A0 - A16 : ADDRESS
1 44
CE
: CHIP ENABLE
2 43
CS : CHIP SELECT
LB
: LOWER DATA BYTE CONTROL
3 42
OE
: OUTPUT ENABLE
4 41
R/W : READ/WRITE CONTROL
UB
5 40
: UPPER DATA BYTE CONTROL
6 39
INPUTS/OUTPUTS
7 38
I/O1 - I/O16 : DATA
8 37
OTHER
9 36
NC : NO CONNECTION
10 35
11 34
CE
MODE
12 33
READ 0
13 32
14 31
WRITE 0
15 30
16 29
OUTPUT
0
17 28
DISABLE
CS STANDBY x
18 27
STANDBY 1
19 26
0 : LOW LEVEL
20 25
1 : HIGH LEVEL
21 24
x : DON'T CARE
HI-Z : HIGH IMPEDANCE
22 23
PIN PIN PIN
I/O SIGNAL I/O SIGNAL
NO. NO. NO.
1 I A4 12 — GND 23
2 I A3 13 I/O I/O5 24
3 I A2 14 I/O I/O6 25
4 I A1 15 I/O I/O7 26
5 I A0 16 I/O I/O8 27
CE
6 I 17 I R/W 28
7 I/O I/O1 18 I A15 29
8 I/O I/O2 19 I A14 30
9 I/O I/O3 20 I A13 31
10 I/O I/O4 21 I A12 32
11 — V 22 I A16 33
CC
TC7WH123FU(TE12R) (TOSHIBA)
MONOSTABLE MULTIVIBRATOR
—TOP VIEW—
A
1 8 V
CC
1
A
2
B 2 7 R /C B
X X
CLR
3 6 C
X
GND 4 5 Q
INPUTS OUTPUTS
NOTE
A CLR
B Q
1 1 OUTPUT ENABLE
x 0 1 0
INHIBIT
1 x 1 0 INHIBIT
0 1 OUTPUT ENABLE
0
0 1
OUTPUT ENABLE
1
x x 0 0 RESET
x
TC7WH157FU(TE12R) (TOSHIBA)
2-CHANNEL MULTIPLEXER
—TOP VIEW—
EN
A 1 8 V
IN CC
1
EN
B 2 7 0
IN IN
0
Y
G1 0
3 6
OUT IN
0
GND 4 5 Y
OUT
0 : LOW LEVEL
1 : HIGH LEVEL
x : DON'T CARE
OE LB UB
CS R/W I/O1 - I/O8 I/O9 - I/O16
0 0 OUT OUT
1 0 1 1 0 HI-Z OUT
0 1 OUT HI-Z
0 0 IN IN
1 x 0 1 0 HI-Z IN
0 1 IN HI-Z
1 1 x x
1 HI-Z HI-Z
x x 1 1
x x x x
0 HI-Z HI-Z
x x x x x HI-Z HI-Z
PIN
I/O SIGNAL I/O SIGNAL
NO.
— NC 34 — GND
I A11 35 I/O I/O13
I A10 36 I/O I/O14
I A9 37 I/O I/O15
I A8 38 I/O I/O16
LB
I CS 39 I
UB
I/O I/O9 40 I
OE
I/O I/O10 41 I
I/O I/O11 42 I A7
I/O I/O12 43 I A6
—
V 44 I A5
CC
6 7
C R /C
X X X
5
Q
CLR
3
: LOW LEVEL
: HIGH LEVEL
: DON'T CARE
INPUTS OUTPUTS
Y
G1 A B Y
x x x 0 1
0 0 x 0 1
0 1 x 1 0
1 x 0 0 1
1 x 1 1 0
2-19
IC