CXA2697ER datasheet(3/18 Pages) SONY

Part #	CXA2697ER

Description	5-Channel 2-LD Driver for Optical Disc Drive

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Manufacturer	SONY [Sony Corporation]

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CXA2697ER

Pin Description

No.

voltage

Description

Equivalent circuit

30

29

32

31

2

1

28

27

500

2k

IIN1 or IIN2 set current control signal

input.

1—

IIN1 or IIN2 set current control signal

input.

2—

IIN5 set current control signal input.

(negative logic)

27

—

IIN5 set current control signal input.

(positive logic)

28

—

Ground.

3—

DVD modulator amplitude switching

control signal.

When OSCMOD = high, RAMP1 is

selected.

When OSCMOD = low, RAMP11 is

selected.

4—

IIN4 set current control signal input.

(negative logic)

IIN4 set current control signal input.

(positive logic)

IIN3 set current control signal input.

(negative logic)

IIN3 set current control signal input.

(positive logic)

29

—

30

—

31

—

32

—

5

4

500

5—

Modulator control signal. (positive logic)

When OSCEN = high, the modulator

waveform is output.

CD output control. (positive logic)

6—

7—

DVD output control. (positive logic)

Symbol

xOUTEN2

OUTEN2

xOUTEN5

OUTEN5

GND1

OSCMOD

xOUTEN4

OUTEN4

xOUTEN3

OUTEN3

OSCEN

LDEN2

LDEN1

I/O

I

—

I

6

7

500

200k

Ground.

8—

—

GND2

—

9

DVD laser drive current output.

Enabled when LDEN 1 = high and

LDEN2 = low.

9—

LDOUT1

O

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