ST7032 Ver la hoja de datos (PDF) - Sitronix Technology Co., Ltd.

Número de pieza

componentes Descripción

Fabricante

ST7032

Dot Matrix LCD Controller/Driver

Sitronix Technology Co., Ltd. 

ST7032

Name

SHLC

SHLS

COM1 to

COM16

COMI

SEG1 to

SEG80

OPF1

OPF2

CAP1P

CAP1N

VIN

VOUT

V0 to V4

VDD

VSS

CLS

OSC1

OSC2

TEST1,2

Number

1

1

16

2

I/O Interfaced with

Function

Common signals direction select:

I

ITO option

0:Com1~16←Row address 15~0(Invert)

1:Com1~16←Row address 0~15(Normal)

Segment signals direction select:

I

ITO option

0:Seg1~80←Column address 79~0(Invert)

1:Seg1~80←Column address 0~79(Normal)

Common signals that are not used are changed to

O

LCD

non-selection waveform. COM9 to COM16

are non-selection waveforms at 1/8 or 1/9 duty factor

O

LCD

ICON common signals

80

O

LCD

Segment signals

The built-in voltage follower circuit selection

OPF1 OPF2

Bias select

0

0 Built-in voltage follower(only use at EXT=0)

2

I

ITO option

0

1 Built-in bias resistor(3.3KΩ) ±30%

1

0 Built-in bias resistor(9.6KΩ) ±30%

1

1 External bias resistor select

1

-

Power supply For voltage booster circuit(VDD-VSS)

External capacitor about 0.1u~4.7uf

1

-

Power supply

1

-

Power supply Input the voltage to booster

DC/DC voltage converter. Connect a capacitor between this

1

-

Power supply

terminal and VIN when the built-in booster is used.

Power supply for LCD drive

5

-

Power supply V0-Vss = 7V (Max)

Built-in/external Voltage follower circuit

VDD : 2.7V to 5.5V, VSS: 0V

2

-

Power supply

Internal/External oscillation select

I

ITO option

0:external clock

1:internal oscillation

When the pin input is an external clock, it must be input to

2

I/O

Oscillation

OSC1.

2

I/O

Test pin

TEST1,2 must connect to VDD.

V1.4

8/61

2008/08/18

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