ICM7245_14 Datasheet, PDF (3/13 Pages) Intersil Corporation – 8-Character, 16-Segment, Microprocessor Compatible,LED Display Decoder Driver

Functional Block Diagram
ICM7245
DATA INPUT
D0 to D5
WR
CS
Q
D
DATA
LATCHES
CL
D1 8x6
DATA
MEMORY
D0
6
CLR
CL ADR
64x17
ROM
ONE
8
SHOT
17
SEGMENT
DRIVERS
SEGMENT
OUTPUTS
SEG x with
INT PULL-UP
RESISTOR
OF 136Ω TYP.
MODE
A0/SEN
A1/CLR
A2/DISP FULL
CL
D
SEL
CL
D ADDRESS
LATCHES
8
8
CHAR N
CCHHAARRAACCTTEERR
DRIVERS
CHARACTER
OUTPUTS
3
SEL
MUX
D ^CL Q
CONTROL
LATCH
OSC/OFF
OMSUCLITLILPALTEOXR
OSCILLATOR
ESNEQUCELNTIAL
SEQUENTIAL
ADDRESS ₃
COUNTER
CLR
OVERFLOW
ADDRESS
MULITPLEXER
MULATINPDLEXER
DECODER
CHARACTER
MULTIPLEX
COUNTER
3
INTER-CHARACTER BLANKING
3
FN8587.0
October 29, 2013