Sony BVP-950P Maintenance Manual page 102

IC
MB88141APFV-ER (FUJITSU)FLAT PACKAGE
C-MOS D/A CONVERTER
—TOP VIEW—
AO1 1 GND 24
AO2 2 V 1 23
SS
AO3
3 V 1 22
DD
AO4 4 21 SDA
AO5/D7 5 20 SCL
AO6/D6 6 19 MOD
AO7/D5 7 18 CS2
AO8/D4 8 17 CS1
AO9/D3 9 16 CS0
AO10/D2 10 V 2 15
DD
AO11/D1
11 V 2 14
SS
AO12/D0 12 V 13
DD (+5 V)
INPUT
CS0 - CS2 : CHIP SELECT
MOD : MODE SELECT (* NOTE)
SCL : SHIFT CLOCK
OUTPUT
AO1 - AO12 ; 8-BIT D/A
* NOTE :
CS2 D/A CONVERTER
H 0 4ch (AO1 - AO4)
1 8ch (AO1 - AO8)
L D/A CONVERTER
8
21
SDA
20
SCL
18
CS2
17 IIC BUS
CS1
INTERFACE
16
CS0
D/A & I/O
CONTROL LOGIC
19
MOD
12
2-20
21 1
SDA AO1
2
AO2
3
20
SCL AO3
4
AO4
19 5
MOD AO5/D7
6
AO6/D6
18 7
CS2 AO7/D5
8
AO8/D4
9
17
AO9/D3
CS1
10
AO10/D2
16 11
CS0 AO11/D1
12
AO12/D0
V > V 1 > V 1
DD DD SS
V 1 _ V 1 > +2.0V
DD SS
V > V 2 > V 2
DD DD SS
V 2 _ V 2 > +2.0V
DD SS
INPUT/OUTPUT
D0 - D7 : PARALLEL DATA
SDA : SERIAL DATA
I/O EXPAND
8-BIT (D7 - D0)
4-BIT (D3 - D0)
8-BIT
8-BIT
8 8
(R-2R) +
LATCH
D/A CONV.
_
8-BIT
8-BIT
8 8
+
(R-2R)
LATCH
D/A CONV.
_
8-BIT
8-BIT
8 8
+
(R-2R)
LATCH
D/A CONV.
_
8-BIT
8-BIT
8 8
+
(R-2R)
LATCH
D/A CONV.
_
8
MB88351PFV (FUJITSU)FLAT PACKAGE
MB88351PFV-ER
C-MOS 12-BIT D / A CONVERTER WITH OPERATIONAL AMPLIFIER
—TOP VIEW—
1 GND GND
2 NC
3 NC
AO1 4
OUT
AO2 5
OUT
AO3 6
OUT
AO4 7
OUT
8 NC
9 NC
10 V V
DD ( +3V ) DD ( +5V )
INPUT
CLK ; CHIFT CLOCK
DI ; SERIAL DATA
LD ; DECODER AND D/A REGISTER TO LOAD
OUTPUT
AO1 - AO4 ; ANALOG DATA
DO ; MBS BIT DATA IN 15-BIT SHIFT REGISTER
D12 D13 D14
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
12
D12
1
|
AO1
D14
17
DI
4
15-BIT
AO4
16 SHIFT
CLK
REGISTER
3
5
D12
AO5/D7
|
D14
12
15
AO12/D0
LD
AO1
20
17
DI AO2
AO3
NC 19
16
AO4
NC 18
15
LD DO
17 DI
IN
16 CLK
IN
15 LD
IN
14 DO
OUT
NC 13
NC 12
11
ADDRESS SELECT
DON'T CARE
AO1 SELECT
AO2 SELECT
AO3 SELECT
AO4 SELECT
DON'T CARE
DON'T CARE
0 ; LOW LEVEL
DON'T CARE
1 ; HIGH LEVEL
1CH
12 12-BIT R-2R
12-BIT
D/A
LATCH
CONVERTER
4CH
12 12-BIT R-2R
12-BIT
D/A
LATCH
CONVERTER
1
2
ADDRESS
3
DECODER
4
4
5
6
7
14
4
AO1
AMP
5
AO2
6
AO3
7
AO4
AMP
14
DO
BVP-950
BVP-950P