IZ0065 Просмотр технического описания (PDF) - Integral Corp.

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Компоненты Описание

производитель

IZ0065

40 Channel Segment / Common Driver For Dot Matrix LCD

Integral Corp. 

IZ0065

PIN DESCRIPTION

PIN №

VDD (24)

GND (34)

VEE (31)

V1 V2

(44,45)

SC1÷SC20

V3 V4

(46,47)

SHL1

(41)

INP/

OUTP

Power

Input

Output

Input

Input

NAME

Operating Voltage

Negative Supply

Voltage

Bias Voltage

LCD driver

PART 1 Bias Voltage

Data interface

DESCRIPTION

For logical circuit (+5 V ± 10%, +3 V ± 10%)

0 V (GND)

For LCD driver circuit (-5 V)

Bias voltage level for LCD drive (select level)

LCD driver output

Bias voltage level for LCD drive (nonselect level)

Selection of the shift direction of Part 1 shift register

SHL1

DL1

DR1

VDD

out

in

VSS

in

out

INTER-

FACE

Power

Supply

Power

LCD

Power

VDD

or

VSS

DL1,DR1 Input/

(35,36) Output

Data input/output of Part 1 shift register

SC21÷

SC40

V5 V6

(48,49)

SHL2

(42)

Output

LCD driver

LCD driver output

Input PART 2 Bias Voltage

Bias voltage level for LCD drive (nonselect level)

Input

Data interface Selection of the shift direction of Part 2 shift register

SHL2

DL2

DR2

VDD

out

in

VSS

in

out

Controller

or

IZ0065

Power

VDD

or

VSS

DL2,DR2 Input/

(37,38) Output

M

Input

(40)

CL1,CL2

(32,33)

FCS

(43)

Input

Input

Data input/output of Part 2 shift register

Alternated

signal for LCD

driver output

Data shift / latch clock

Mode selection

PART FCS

1 VSS

VDD

2 VSS

VDD

CL1

latch clock

(

)

shift clock

(

)

CL2

shift clock

(

)

latch clock

(

)

M

polarity

M

_

M

Shift/latch clock of display data and polarity of M signal

are changed by FCS signal.

By setting FCS to VDD level , user can select the function

that use Part 1 as segment driver and Part 2 as common

driver simultaneously.

Controller

or

IZ0065

Controller

NC(39)

No connection pin

N.C

IN T E G R A L

4

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