Onkyo FR-155 - Integrated Circuit (IC) Block Diagrams; Q401: TC9273 N-004 Analog Function Switch; Q103, Q181: TA7291 S Motor Driver; Q447: TC9162 AN Analog Function Switch

FR-155
7
I C BLOCK DIAGRAM AND DESCRIPTIONS
Q401:TC9273N-004 (Analog function switch)
Q447:TC9162AN (Analog function switch)
2
3
4
5
6
7
8
9
10
11
12
27
26
25
24
23
22
21
20
19
18
17
128
VSS
VDD
13 14 15 16
GND CK DATA STB
LEVEL SHIFT AND
SHIFT REGISTER
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
OUT
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
OUT
10BITS LATCH CIRCUIT 10BITS LATCH CIRCUIT
2
3
4
5
6
7
8
9
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
26
27
28
14
1
VSS
GND
VDD
S1
S2
S3
COM1
S4
S5
S6
COM2
S7
S8
COM3
ST
S1
S3
S2
COM1
S4
S5
S6
COM2
S7
S8
COM3
CK
DATA
LEVEL SHIFTER LEVEL SHIFTER
LATCH CIRCUIT
LATCH CIRCUIT
SHIFT REGISTER
Q103,Q181:TA7291S (Motor driver)
INPUT
OUTPUT
IN1
0
1
0
1
IN2
0
0
1
1
OUT1
H
H
L
OUT2
L
H
L
MODE
STOP
CW/CCW
CCW/SW
BRAKE
CCW : Counter clockwise direction
CW : Clockwise direction
Vcc
REG
PROTECTOR
IN1 IN2 GND
OUT1
OUT2
Vss
Vref
2
8
159
3
6
7