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AM5888S

Motor Driver ICs - 5-channel BTL Driver for DVD player

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AM5888S

Motor Driver ICs

Pin description

PIN No

Pin Name

Function

1

VINFC

Input for focus driver

2

TRB_1

Connect to external transistor base

3

REGO2

Regulator voltage output, connect to external transistor collector

4

VINSL+

Input for the sled driver

5

REGO1

Regulator voltage output, connect to external transistor collector

6

FWD

Tray driver forward input

7

REV

Tray driver reverse input

8

Vcc1

Vcc for pre-drive block and power block of sled and tray

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

VOLD+

Spindle driver output (+)

18

VOLD-

Spindle driver output (-)

19

Vcc2

Vcc for power block of spindle, tracking and focus

20

NC

No Connection

21

VCTL

Speed control input of tray driver

22

GND

Ground

23

VINLD

Input for spindle driver

24

NC

No Connection

25

TRB_2

Connect to external transistor base

26

VINTK

Input for tracking driver

27

BIAS

Input for reference voltage

28

MUTE

Input for mute control

Notes) Symbol of + and – (output of drivers) means polarity to input pin.

(For example, if voltage of pin1 is high, pin14 is high.)

AMtek SEMICONDUCTORS

-5-

Oct 2005 V1.3

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