- 2-32 -
Control circuit
12-bit shift register
Latch
Output buffer
(open drain)
1
Vss
2
DATA
3
CLOCK
4
Q0
5
Q1
6
Q2
7
Q3
8
Q4
16
V
DD
15
Q11
14
Q10
13
Q9
12
Q8
11
Q7
10
Q6
9
Q5
Pin No.
Pin name
Function
BU2090/F/FS
BU2092/F
BU2092/FV
1
1
1
Vss
GND
2
2
2
DATA
Serial data input
3
3
3
CLOCK
Data shift clock input
-
4
4
LCK
Data latch clock input
4
5
5
Q0
parallel data output
5
6
6
Q1
parallel data output
6
7
7
Q2
parallel data output
7
8
8
Q3
parallel data output
8
9
9
Q4
parallel data output
9
10
10
Q5
parallel data output
10
11
11
Q6
parallel data output
-
-
12
N.C.
Not connected
-
-
13
N.C.
Not connected
11
12
14
Q7
parallel data output
12
13
15
Q8
parallel data output
13
14
16
Q9
parallel data output
14
15
17
Q10
parallel data output
15
16
18
Q11
parallel data output
-
17
19
OE
Output Enable
16
18
20
V
DD
Power supply
PIN DESCRIPTION
■
BU2090F
Block diagram
Содержание FFH-185A
Страница 17: ...2 13 2 14 FRONT POWER SCHEMATIC DIAGRAM ...
Страница 18: ... TUNER SCHEMATIC DIAGRAM 2 15 2 16 ...
Страница 19: ... CDP SCHEMATIC DIAGRAM 2 17 2 18 ...
Страница 21: ...PRINTED CIRCUIT DIAGRAMS MAIN TUNER P C BOARD SOLDER SIDE 2 21 2 22 ...
Страница 22: ... MAIN TUNER P C BOARD COMPONENT SIDE 2 23 2 24 ...
Страница 25: ... 2 29 CD MAIN P C BOARD LED P C BOARD ...
Страница 27: ... 2 31 KIA7805 P PI KIA7815 P PI BU1923 FOR RDS RBDS ...
Страница 36: ... 4 2 MEMO ...
