No. 7110-4/11

LB11827

Truth Table

Source

F/R = "L"

F/R = "H"

Sink

IN1

IN2

IN3

IN1

IN2

IN3

1

OUT2

→ OUT1

H

L

H

L

H

L

2

OUT3

→ OUT1

H

L

L

L

H

H

3

OUT3

→ OUT2

H

H

L

L

L

H

4

OUT1

→ OUT2

L

H

L

H

L

H

5

OUT1

→ OUT3

L

H

H

H

L

L

6

OUT2

→ OUT3

L

L

H

H

H

L

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28

27

26

25

24

23

22

21

20

19

18

17

16

15

XO

XI

CSD

PWM

VREG

VM

GND2

GND1

OUT3

OUT2

OUT1

F/R

IN3+

IN3-

IN2+

IN2-

IN1+

IN1-

S/S

Top view

LB11827

Pin Assignment

Infinitely large heat sink

With no heat sink

Ambient temperature, Ta —°C

The relation between the clock frequency, fCLK, and the FG frequency, fFG, is given by the following equation.

fFG(servo) = fCLK/<number of counts>

= fCLK/512