BA3890 Rohm, BA3890 Datasheet

BA3890

Manufacturer Part Number

BA3890

Description

Pulse width controller for portable CD players

Manufacturer

Rohm

Datasheet

1.BA3890.pdf (4 pages)

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The BA3890F is an interface IC that provides gain for the PWM signal pulses used in digital servo systems, and allows

gain adjustment to eliminate the dependence on battery voltage.

FApplications

Portable CD players CD-ROM, and MD players

FFeatures

1) Amplifies the pulse width in accordance with the bat-

FAbsolute maximum ratings (Ta = 25_C)

FRecommended operating conditions

Pulse width controller for portable

CD players

BA3890F

Optical disc ICs

tery voltage.

2) Gain switching is possible via the control pin.

649

Related parts for BA3890

BA3890 Summary of contents

Page 1

... Optical disc ICs Pulse width controller for portable CD players BA3890F The BA3890F is an interface IC that provides gain for the PWM signal pulses used in digital servo systems, and allows gain adjustment to eliminate the dependence on battery voltage. FApplications Portable CD players CD-ROM, and MD players ...

Page 2

... Optical disc ICs FBlock deagram FElectrical characteristics (Unless otherwise noted 25_C and V 650 BA3890F = 3.0V) CC ...

Page 3

... Optical disc ICs FMeasurement circuit FApplication example BA3890F 651 ...

Page 4

... Optical disc ICs FElectrical characteristic curves FExternal dimensions (Units: mm) 652 BA3890F ...

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