Sony BVP-550, Руководство по обслуживанию

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6-15
IC
BVP-550
MB88351PFV(FUJITSU)FLAT PACKAGE MC14018BF(MOTOROL)FLAT PACKAGE
MC14020BF(MOTOROLA)FLAT PACKAGE
C-MOS 12-BIT D/A CONVERTER WITH OPERATIONAL AMPLIFIER
— TOP VIEW —
INPUT
CLK
DI
LD
OUTPUT
AO1-AO4
DO
; SHIFT CLOCK
; SERIAL DATA
; DECODER AND D/A REGISTER TO LOAD
; ANALOG DATA
; MBS BIT DATA IN 15-BIT SHIFT REGISTER
D12
0
0
0
0
1
1
1
1
17
16
15
DI
LD
AO1
AO2
AO3
AO4
DO
4
5
6
7
14
AO1
OUT
AO2
OUT
AO3
OUT
AO4
OUT
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DI
IN
CLK
IN
LD
IN
DO
OUT
GND
0
1
;
;
LOW LEVEL
HIGH LEVEL
NC
NC
NC
NC
V
DD (+3 V)
GND
NC
NC
NC
NC
V
DD (+5 V)
D13
0
0
1
1
0
0
1
1
D14
0
1
0
1
0
1
0
1
ADDRESS SELECT
DON'T CARE
AO1 SELECT
AO2 SELECT
AO3 SELECT
AO4 SELECT
DON'T CARE
DON'T CARE
DON'T CARE
15-BIT
SHIFT
REGISTER
17
DI
16
CLK
15
LD
ADDRESS
DECODER
D12
D14
—
D12
D14
—
12 12
12
3
12-BIT
LATCH
12-BIT
LATCH
12-BIT R-2R
D/A
CONVERTER
12-BIT R-2R
D/A
CONVERTER
4
5
6
7
AO1
AO2
AO3
AO4
AMP
AMP
14
DO
1
2
3
4
1CH
4CH
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
FB
(FEEDBACK) IN
A
IN
B
IN
Q
B OUT
Q
A OUT
Q
C OUT
C
IN
V
DD
(+3 V to +12 V)
RD
(RESET DIRECT) IN
CK
(CLOCK) IN
Q
E OUT
E
IN
Q
D OUT
PE
(PRESET ENABLE) IN
D
IN
GND
DIVIDE
BY
10
9
8
7
6
5
4
3
2
14
1
10
PE
11
13
5
4
6
Q
A
Q
B
Q
C
Q
D
Q
E
9
D
15
R
D
FB
2
A
3
B
7
C
12
E
C-MOS PRESETTABLE DIVIDE-BY-N COUNTER
— TOP VIEW —
CONNECT TO FB
INPUT
Q
E
Q
D,
Q
E
Q
D
Q
C,
Q
D
Q
C
Q
B,
Q
C
Q
B
Q
A,
Q
B
Q
A
5 COUNTS HIGH, 5 COUNTS LOW
5 COUNTS HIGH, 4 COUNTS LOW
4 COUNTS HIGH, 4 COUNTS LOW
4 COUNTS HIGH, 3 COUNTS LOW
3 COUNTS HIGH, 3 COUNTS LOW
3 COUNTS HIGH, 2 COUNTS LOW
2 COUNTS HIGH, 2 COUNTS LOW
2 COUNTS HIGH, 1 COUNTS LOW
1 COUNTS HIGH, 1 COUNTS LOW
RESULTS FROM EACH Q OUTPUT VIA
DIRECT
AND GATE
DIRECT
AND GATE
DIRECT
AND GATE
DIRECT
AND GATE
DIRECT
C-MOS 14-STAG RIPPLE-CARRY BINARY COUNTER/DRIVER
—TOP VIEW—
0
1
2
3
4
16380
16381
16382
16383
Q13
0
0
0
0
0
1
1
1
1
Q12
0
0
0
0
0
1
1
1
1
0000
0001
0002
0003
0004
4FFC
4FFD
4FFE
4FFF
*
V
DD
OUT
OUT
OUT
OUT
OUT
OUT
OUT
COUNT
BINARY OUTPUTS
1
2
3
4
5
6
7
Q11
Q12
Q13
Q5
Q4
Q6
Q3
Q10
Q9
Q7
Q8
Q0
R
D
R
D
CK
8
10
11
12
13
14
15
16
9
0 ; LOW LEVEL
1 ; HIGH LEVEL
CK
Q0 Q3
11
10
H
H
K R
D
R
D
R
D
R
D
R
D
J Q Q Q Q Q Q
R
D
IN HEXADECIMAL
IN DECIMAL
GND
OUT
10
11
9
7
5
4
6
13
12
14
15
1
2
3
Q0
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
Q12
Q13
OUT
OUT
OUT
IN
IN
OUT
Q11
0
0
0
0
0
1
1
1
1
Q10
0
0
0
0
0
1
1
1
1
Q9
0
0
0
0
0
1
1
1
1
Q8
0
0
0
0
0
1
1
1
1
Q7
0
0
0
0
0
1
1
1
1
Q6
0
0
0
0
0
1
1
1
1
Q5
0
0
0
0
0
1
1
1
1
Q4
0
0
0
0
0
1
1
1
1
Q3
0
0
0
0
0
1
1
1
1
Q0
0
1
0
1
0
0
1
0
1
TYPE
HC4020
14020, 4020, 84020
*
+2 to +6V
+3 to +18V
V
DD
RD
1
0
ALL LOW
COUNT
Q13-Q0
••• ••• ••• ••• ••• ••• ••• ••• ••• ••• ••• ••• ••• •••
9 H
H
K
J
H
H
K
J
H
H
K
J
H
H
K
J
H
H
K
J
7
Q12
Q13
2
3