Sony BKP-7934, Руководство по установке и обслуживанию

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4-11
BKP-7934 IMM
IC
SN75158PS (TI)
SN75158PSR
SN74HCT245APW-E05 (TI)
B1
18
A1
2
1
2
3
4
5
6
7
8
9
10
17
A2
3
B3
16
A3
4
B4
15
A4
5
B5
14
A5
6
B6
13
A6
7
B7
12
A7
8
B8
11
A8
9
19
1
G
DIR
20
19
18
17
16
15
14
13
12
11
DIR
IN
A1
A2
A3
A4
A5
A6
A7
A8
G
IN
B1
B2
B3
B4
B5
B6
B7
B8 GND
V
DD
G
0
0
1
DIR
0
1
x
OPERATION
B to A
A to B
HI-Z
0
1
x
HI-Z
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
: HIGH IMPEDANCE
B2
OCTAL BUS TRANSCEIVER WITH 3-STATE OUTPUTS
—TOP VIEW—
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
DIR
DIR
A B
DIR
G
1 19
1Z
1Y
1A
1
2
3
4
8
7
6
5
2Z
2Y
2A GND
V CC
DUAL DIFFERENTIAL LINE DRIVE
—TOP VIEW—
TC7WU04F(TE12R)
TC7WU04F-TE12R (TOSHIBA)
TC7WU04FU(TE12R) (TOSHIBA)
TL062CPW (TI)
TL062CPW-E05
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—
1
2
3
4
8
7
6
5 V
EE
V
CC
_ +
+ _
DUAL OPERATIONAL AMPLIFIERS
(DUAL-SUPPLY TYPE)
—TOP VIEW—
SN74LV123APWR (TI)
R
GND
V
DD
V
DD
V
DD
R
D
R
D
Q
Q
Q
Q
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
INPUTS OUTPUTS
0
1
X
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
OUTPUT PULSE WIDTH = 0.46 CR
R
D
Q
Q
CR
15
13
4
3
1
2
C
14
R
D
Q
Q
CR
7
5
12
11
9
10
C
6
Q
Q
Q
1
1
1
A
A
x
1
x
0
0
B
B
x
x
0
1
1
B
Q
C R
C
Q
Q
0
0
0
R
D
R
D
0
1
1
1
1
R
D
A
C-MOS DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
—TOP VIEW—
TC74VHC238FT(EL) (TOSHIBA)
A
IN
B
IN
C
IN
EN1
IN
EN2
IN
EN3
IN
Y7
OUT
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Y0
OUT
Y1
OUT
Y2
OUT
Y3
OUT
Y4
OUT
Y5
OUT
Y6
OUT
GND
V
DD
A
B
C
EN
1
2
3
15
14
13
12
11
10
9
7
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
EN
0
1
1
1
1
1
1
1
1
INPUT OUTPUT
4
5
6
EN1
EN2
EN3
Y7
0
0
0
0
0
0
0
0
1
Y6
0
0
0
0
0
0
0
1
0
Y5
0
0
0
0
0
0
1
0
0
Y4
0
0
0
0
0
1
0
0
0
Y3
0
0
0
0
1
0
0
0
0
Y2
0
0
0
1
0
0
0
0
0
Y1
0
0
1
0
0
0
0
0
0
Y0
0
1
0
0
0
0
0
0
0
EN =
EN1
•
EN2
• EN3
C
x
0
0
0
0
1
1
1
1
B
x
0
0
1
1
0
0
1
1
A
x
0
1
0
1
0
1
0
1
C-MOS 3-TO-8 LINE DECODER/DEMULTIPLEXER
—TOP VIEW—
0
1
x
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
TL7705CPS-B (TI)
TL7705CPS-B-E05
V
CC
GND
SENSE
IN
OUT (1)
OUT (2)
SENSE
RESIN
C
T
V
REF
OUT (1)
OUT (2)
V
REF OUT
RESIN
IN
C
T IN
REF
+ 2.5 V
V
CC
*
*
1
5
6
7
2
3
* OPEN COLLECTOR
7
2
3
1
6
5
1
2
3
4
8
7
6
5
POWER VOLTAGE SUPERVISOR
—TOP VIEW—