Preliminary Datasheet

3

Mar. 2007 Rev. 1. 2

BCD Semiconductor Manufacturing Limited

5-CHANNEL MOTOR DRIVER FOR DVD PLAYER

AM5669

Pin Description (Note 1)

Pin Number

Pin Name

Function

1

VINFC

Input for focus driver

2

TRB_1

Regulator 1 driver output

3

REGO2

Regulator 2 feedback input

4

VINSL

Input for the sled driver

5

REGO1

Regulator 1 feedback input

6

FWD

Tray driver forward input

7

REV

Tray driver reverse input

8

VCC1

9

VOTR-

Tray driver output (-)

10

VOTR+

Tray driver output (+)

11

VOSL+

Sled driver output (+)

12

VOSL-

Sled driver output (-)

13

VOFC-

Focus driver output (-)

14

VOFC+

Focus driver output (+)

15

VOTK+

Tracking driver output (+)

16

VOTK-

Tracking driver output (-)

17

VOSP+

Spindle driver output (+)

18

VOSP-

Spindle driver output (-)

19

VCC2

20

OPIN

Comparator input (+)

21

VCTL

Speed control input of tray driver

22

GND

Ground

23

VINSP

Input for spindle driver

24

OPOUT

Comparator output

25

TRB_2

Regulator 2 driver output

26

VINTK

Input for tracking driver

27

BIAS

Input for reference voltage

28

MUTE

Input for mute control

Note 1: Symbols of + and - (output of drivers) mean polarity with respect to input pin.

(For example, if voltage of pin 1 is high, pin 14 is high and pin 13 is low.)