ICM7243_05 Datasheet, PDF (8/14 Pages) Intersil Corporation – 8-Character, Microprocessor-Compatible, LED Display Decoder Driver

Typical Applications
ICM7243
8 CHARACTERS
8 CHARACTERS
RRI
IM6403
UART
RBR8
RBR7
+5V
CHAR
SEG
CLR
CS
SEN
ICM7243B
CS,WR
D0 - D5
CS
DISP
FULL
DRR
RBR1 - RBR6
DR
6 BIT BUS
+5V
+5V
20K
OUT _V⁺
TR
ICL7555
D0 - D5
CS
CS WR
SEN
CS
ICM7243B
DISP
FULL
DELAY
TH
CLR
CHAR
SEG
200pF
CHAR
CLR
SEG
CS
SEN
ICM7243B
CS,WR
D0 - D5
CS
DISP
FULL
ETC.
+5V
D0 - D5
CS
CS WR
SEN
CS
CLR
ICM7243B
CHAR
SEG
DISP
FULL
ETC.
8 CHARACTERS
8 CHARACTERS
FIGURE 7. DRIVING TWO ROWS OF CHARACTERS FROM A SERIAL INPUT
8
FN3162.3
October 28, 2005