ICM7244 INTERSIL [Intersil Corporation], ICM7244 Datasheet - Page 3

• Manufacturer Part Number: ICM7244
• Description: 8-Character, Microprocessor Compatible, 8-Character, Microprocessor Compatible,
• Manufacturer: INTERSIL [Intersil Corporation]

Functional Block Diagram
A2/DISP FULL
A0/SEN
A1/CLR
MODE
DATA INPUT
WR
CS
D
D0 to D5
MUX
SEL
OSC/OFF
CL
3
D
D ADDRESS
D
OSCILLATOR
OSCILLATOR
MULTIPLEX
CONTROL
LATCHES
LATCHES
LATCH
DATA
CL
CL
CL
Q
Q
ICM7244
ICM7244
CLR
CLR
D1
EN
SHOT
CHARACTER
SEQUENTIAL
SEQUENTIAL
OVERFLOW
ONE
MULTIPLEX
COUNTER
CL
ADDRESS
COUNTER
MEMORY
DATA
CL
8x6
ADR
8
D0
3
3
3
INTER-CHARACTER BLANKING
6
MULITPLEXER
MULTIPLEXER
DECODER
ADDRESS
SEL
64x17
ROM
AND
8
17
CHARACTER
CHARACTER
DRIVERS
SEGMENT
DRIVERS
8
SEGMENT
OUTPUTS
SEG x
CHAR N
CHARACTER
OUTPUTS
WITH INT
PULL-UP
RESISTOR
OF 617Ω
TYP.
January 22, 2009
FN6675.1