LA6558

No.6504-5/10

Pin Functions

Pin No.

Pin Name

Description (functions)

1

VO3-

Output for CH3 (-)

2

VO3+

Output for CH3 (+)

3

VO5-

Output for CH5 (-), inverted relative to input

4

VO5+

Output for CH5 (+), not inverted relative to input

5

VO4-

Output for CH4 (-), inverted relative to input

6

VO4+

Output for CH4 (+), not inverted relative to input

7

P-GND1

Power system GND (CH3, 4, 5)

8

S-GND

Signal system GND

9

VREF

Reference voltage input pin

10

IN-MUTE

Output ON/OFF for BTL AMP (CH1, 2, 4, and 5) and 3.3 V, 5 VREG. ([H]: Output ON, [L]: Output OFF)

11

O-RESET

Reset output (Open collector)

12

VIN4

Input for CH4

13

VIN5

Input for CH5

14

VIN3+

Input for CH3 (+)

15

VIN3-

Input for CH3 (-)

16

5VREG

5V Power output

17

VIN6-

Input for CH6 (-)

18

VIN6+

Input for CH6 (+)

19

VIN2

Input for CH2

20

VIN1

Input for CH1

21

S-VCC

Signal system VCC

22

3.3VREG

3.3V Power output

23

P-VCC

Power system power supply

24

P-GND2

Power system GND(CH1, 2, 6)

25

VO1-

Output for CH1 (-), inverted relative to input

26

VO1+

Output for CH1 (+), not inverted relative to input

27

VO2-

Output for CH2 (-), inverted relative to input

28

VO2+

Output for CH2 (+), not inverted relative to input

29

VO6-

Output for CH6 (-)

30

VO6+

Output for CH6 (+)

*1. Connect P-GND and S-GND externally and set both to the lowest potential (sub-straight).

*2. Connect S-VCC and P-VCC externally for use as power supplies.