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ICM7243 Datasheet(Hoja de datos) 3 Page - Intersil Corporation

No. de Pieza. ICM7243
Descripción  8-Character, Microprocessor- Compatible, LED Display Decoder Driver
Descarga  12 Pages
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Fabricante  INTERSIL [Intersil Corporation]
Página de inicio  http://www.intersil.com/cda/home
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 3 page
background image
9-23
Functional Block Diagram
MODE
A0/SEN
A1/CLR
MULTIPLEXER
SEQUENTIAL
CHARACTER
OSCILLATOR
DATA INPUT
D0 - D5
D
Q
CL
DATA
LATCHES
8 x 6
D1
CL
CLR
D0
ADR
6
64 x 17
ROM
SEGMENT
DRIVERS
SEGMENT
ONE
SHOT
8
17
WR
CS
CS
CS
MUX
SEL
D
CL
CL
D ADDRESS
LATCHES
D
CL
Q
CONTROL
CL
EN
CLR
SEQUENTIAL
ADDRESS
COUNTER
OVERFLOW
LATCH
OUTPUTS
SEG x
DATA
MEMORY
8
8
CHARACTER
DRIVERS
SEL
3
ADDRESS
MULITPLEXER
AND
DECODER
INTER-CHARACTER BLANKING
CHARACTER
MULTIPLEX
COUNTER
MULTIPLEX
OSCILLATOR
OSC/OFF
3
3
A2/DISP FULL
CHAR N
CHARACTER
OUTPUTS
(NOTE 1)
(NOTE 1)
NOTE:
1. ICM7243A has only one CS and no CS.
ICM7243B has 15 Segments.
(NOTE 1)
ICM7243




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