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External Slow Clock:

Crystal osc.

Tripple Charge Pump is selected

LCD Max. Voltage=LV3=3/2*VDD

Passive

Bias &

Filter

Circuit

External Fast Clock:

RC osc.

External Fast Clock:

Crystal osc.

No External Parts is

necessary if user adopt

Internal Fast RC

Clock

External Slow Clock:

RC osc.

No Capacitor

Tripple Charge Pump is selected

LCD Max. Voltage=LV3=VDD

Floating

Please Refer

AN022 for Speech

Output Circuit

Buzzer

or

Speaker

Circuit

LCD PANEL




















































































































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