la6542m Sanyo Semiconductor Corporation, la6542m Datasheet - Page 4

• Manufacturer Part Number: la6542m
• Description: 4-channel Bridge Btl Driver For Cd-rom
• Manufacturer: Sanyo Semiconductor Corporation

Pin Function
Pin number
*See block diagram on next page.
17, 18
19, 20
35, 36
11, 13
12, 14
8, 10
1, 2
7, 9
16
22
15
21
23
24
26
27
28
29
31
32
25
30
33
34
3
4
5
6
V
V
V
VG1, VG2
VG3, VG4
V
Pin name
REF
MUTE1
MUTE2
V
IN
IN
SS
V
R F
V
REF
V
V
V
V
V
V
V
V
V
V
V
V
1, V
3, V
V
OUT
CC
O
O
O
O
O
O
O
O
-OUT
SS
IN
S
S
OUT
IN
8
7
6
5
4
3
2
1
2
1
+
IN
-
IN
IN
2
4
11
13
10
12
14
MUTE1, 2
15
9
V CC
16
7
8
6
29
31
32
V IN
VG
24
26
27
28
23
V O
A
Equivalent circuit
V REF OUT
LA6542M
22
GND
V CC
16
1
19 20 35 36
2 17 18
To bias circuit
GND
1
GND
19 20 35 36
V CC
2 17 18
16
20
1
2
17
35
A11138
A11136
18
36
A11137
19
Substrate
(minimum potential)
Input pins for CH1 and CH2
Input pins for CH3 and CH4
Input pins for CH1 and CH2 (for gain adjustment)
Input pins for CH3 and CH4 (for gain adjustment)
Power supply
Level shift circuit reference voltage
(V
OP amp output
OP amp inverted input
OP amp non-inverted input
CH1, CH2 output ON/OFF
CH3, CH4 output ON/OFF
Level shift circuit reference voltage input
(V
CH4 inverted output (AMP8 output)
CH4 non-inverted output (AMP7 output)
CH3 inverted output (AMP6 output)
CH3 non-inverted output (AMP5 output)
CH2 inverted output (AMP4 output)
CH2 non-inverted output (AMP3 output)
CH1 inverted output (AMP2 output)
CH1 non-inverted output (AMP1 output)
CH3 (AMP5, AMP6), CH4 (AMP7, AMP8)
output stage power supply
CH1 (AMP1, AMP2), CH2 (AMP3, AMP4)
output stage power supply
Output stage reference voltage
(V
Connect to VS1, VS2 (resistance split) to
generate
REF
REF
REF
1 buffer amplifier output*)
2 buffer amplifier output*)
buffer amplifier input*)
V
SS
OUT
Pin function
(V
SS
No. 5717-4/7
1/2: typ)