LC75890W datasheet(10/32 Pages) SANYO

No de pièce	LC75890W

Description	1/4duty and Static Drive General-Purpose LCD Display Drivers

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Fabricant	SANYO [Sanyo Semicon Device]

Site Internet	https://www.sanyo-av.com/us/

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10 / 32 page

LC75890W, LC75890E

No.A1971-10/32

Continued from preceding page.

Pin No.

Symbol

LC75890W

(SQFP48)

LC75890E

(QIP44M)

Function

Active

I/O

Handling

when

unused

INH

45

41

Display off control input

• INH = low (VSS) ...Display forced off

S1/P1 to S12/P12=low (VSS)

(These pins are forcibly set to the general-purpose

output port function and held at the VSS level.)

S13 to S36=low (VSS)

COM1 to COM4=low (VSS)

S37/OSCI=low (VSS)

(This pin is forcibly set to the segment output port

function and held at the VSS level.)

LCD drive bias voltage stabilization circuit stopped.

Stops the internal oscillator.

Inhibits external clock input.

• INH = high (VDD) ...Display on

LCD drive bias voltage stabilization circuit is enabled.

Enables the internal oscillator circuit.

(Internal oscillator operating mode)

Enables external clock input.

(External clock operating mode)

However, serial data transfer is possible when the

display is forced off.

L

I

GND

VDD

42

38

Logic block power supply pin. A power voltage of 2.7 to

3.6V must be applied to this pin.

-

VLCD

43

39

LCD driver block power supply pin. A power voltage of

2.7 to 5.5V must be applied to this pin.

-

VSS

44

40

Ground pin. Must be connected to ground.

-

Numéro de pièce similaire - LC75890W

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ON Semiconductor	LC75890W	201Kb / 29P	LCD Display Driver November, 2013
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