EM55300 Просмотр технического описания (PDF) - ELAN Microelectronics

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EM55300

TINY CONTROLLER-BASED SYNTHESIZER

ELAN Microelectronics 

APPLICATION CIRCUIT

Preliminary

EASY SOUND - EM55000SERIES

TINYCONTROLLER-BASEDSYNTHESIZER

In the following application circuits:

*1 : For heavy loading application, adding an electrolytic capacitor between Vcc and Ground is recommanded.

The recommanded value for button cell application is 10µF.

*2 : The recommanded value for button cell application is 750Ω or less.

6-key Application Circuit For EM55001

VCC

VCC

Rosc

VDD

VO

OSCI

P33

P32

P20

VSSD

P21

EM55001

NPN(8050)

VCC

TR1

TR3

TR5

TR2

TR4

TR6

* This specification are subject to be changed without notice.

1.23.2002 4

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