ICM7245AIM44Z データシートの表示（PDF） - Intersil

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ICM7245AIM44Z

8-Character, 16-Segment, Microprocessor Compatible, LED Display Decoder Driver

Intersil 

Typical Applications

ICM7245

8 CHARACTERS

8 CHARACTERS

RRI

HD6402

UART

RBR8

RBR7

+3.3V

CHAR

SEG

CLR

CS

SEN

ICM7245

WR

D0 - D5

CS

DISP

FULL

DRR

RBR1 - RBR6

DR

6 BIT BUS

+3.3V

+3.3V

20k

OUT V+

TR

D0 - D5

CS

CS

SEN

ICM7245

WR

DISP

FULL

ICL7555

DELAY

TH

CLR

CHAR

SEG

200pF

CHAR

SEG

CLR

CS

SEN

ICM7245

WR

D0 - D5

CS

DISP

FULL

ETC.

+3.3V

D0 - D5

CS

CS

SEN

ICM7245

WR

DISP

FULL

ETC.

CLR

CHAR

SEG

8 CHARACTERS

8 CHARACTERS

FIGURE 5. DRIVING TWO ROWS OF CHARACTERS FROM A SERIAL INPUT

8

FN8587.0

October 29, 2013

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