la6557h Sanyo Semiconductor Corporation, la6557h Datasheet - Page 4

• Manufacturer Part Number: la6557h
• Description: Five-channel Bridge Driver For Md And Cd Players
• Manufacturer: Sanyo Semiconductor Corporation

Pin Description
Notes: The center frame (FR) functions as the power system ground. It must be, along with S-GND, at the lowest potential in the system.
Pin No.
10
11
12
13
15
17
24
14
16
18
23
1
2
3
4
5
6
7
8
9
The power supply pins, V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Pin
IN
IN
IN
IN
O
O
O
O
O
O
O
O
O
O
CC
CC
IN
IN
IN
IN
5–
5+
4+
4–
3+
3–
2+
2–
1+
1–
1G
2G
3G
4G
1
2
3
4
2
1
Channel 3, 4, and 5 power supply (shorted to V
Loading output (–)
Loading output (+)
Channel 4 output (+)
Channel 4 output (–)
Channel 3 output (+)
Channel 3 output (–)
Channel 2 output (+)
Channel 2 output (–)
Channel 1 output (+)
Channel 1 output (–)
Channel 1 and 2 (BTL) power supply (shorted to V
V
Channel 1 input
Channel 2 input
Channel 3 input
Channel 4 input
Channel 1 input (gain adjustment)
Channel 2 input (gain adjustment)
Channel 3 input (gain adjustment)
Channel 4 input (gain adjustment)
CC
2)
CC
-S, V
CC
1, and V
Function
CC
2 must be shorted together externally to the IC.
CC
LA6557H
1 and V
CC
-S and
CC
-S)
V IN G
Vref
V IN
(15,17,24)
(16,18,23)
13
14
21
Equivalent circuit
V O 5+
2
V O 5-
3
Continued on next page.
8,9,10,11
4,5,6,7,
OUT
No. 6350-4/8
HM0002
HM0001
HM0003