2/4

REV. A

◇Block Diagram

◇Pin functions

No.

Pin name

Power supply

Function

No.

Pin name

Power supply

Function

1

CSB

DVDD

CSB logic input

23

SENSE6

VDDAMP67

Negative input for 6ch current driver

2

SCLK

DVDD

SCLK logic input

24

VDDAMP67

-

Power supply of 6-7channel current driver control

3

SDATA

DVDD

SDATA logic input

25

OUT6A

RNF6

6-channel driver A output

4

PIOUT1

DVDD

PI driving output1

26

RNF6

RNF6

6-channel driver power supply

5

OUT5A

MVCC5

5-channel driver A output

27

OUT6B

RNF6

6-channel driver B output

6

MVCC5

-

5-channel driver power supply

28

MGND67

-

6-7channel driver ground

7

MGND5

-

5-channel driver ground

29

OUT7A

RNF7

7-channel driver A output

8

OUT5B

MVCC5

5-channel driver B output

30

RNF7

RNF7

7-channel driver power supply

9

DVSS

-

Digital ground

31

OUT7B

RNF7

7-channel driver B output

10

FCLK

DVDD

FCLK logic input

32

SENSE7

VDDAMP67

Negative input for 7ch current driver

11

DVDD

-

Digital power supply

33

IN7A

DVDD

IN7A logic input

12

OUT1A

MVCC12

1-channel drive A output

34

IN7B

DVDD

IN7B logic input

13

MVCC12

-

1-2channel driver power supply

35

STATE11

DVDD

STATE11 logic output

14

OUT1B

MVCC12

1-channel drive B output

36

STATE12

DVDD

STATE12 logic output

15

OUT2A

MVCC12

2-channel drive A output

37

STATE21

DVDD

STATE21 logic output

16

MGND12

-

1-2channel driver ground

38

STATE22

DVDD

STATE22 logic output

17

OUT2B

MVCC12

2-channel drive B output

39

OUT3A

MVCC34

3-channel driver A output

18

PIOUT2

DVDD

PI driving output2

40

MVCC34

-

3-4channel driver power supply

19

IN5A

DVDD

IN5A logic input

41

OUT3B

MVCC34

3-channel driver B output

20

IN5B

DVDD

IN5B logic input

42

OUT4A

MVCC34

4-channel driver A output

21

IN6A

DVDD

IN6A logic input

43

MGND34

-

3-4channel driver ground

22

IN6B

DVDD

IN6B logic input

44

OUT4B

MVCC34

4-channel driver B output