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ICM7245AIM44Z データシートの表示(PDF) - Intersil
部品番号
コンポーネント説明
メーカー
ICM7245AIM44Z
8-Character, 16-Segment, Microprocessor Compatible, LED Display Decoder Driver
Intersil
ICM7245AIM44Z Datasheet PDF : 13 Pages
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Typical Applications
(Continued)
8-CHARACTER LED DISPLAY
ICM7245
8-CHARACTER LED DISPLAY
8-CHARACTER LED DISPLAY
8
17
8
17
8
17
CLR
+3.3V
+3.3V
DATA
BUS 6
WR
CS,
(WR)
CLR
SEN
MODE
WR
D0 - D5
CHAR
SEG
DISP FULL
V
DD
V
SS
CS
+3.3V
+3.3V
6
CLR
SEN
MODE
WR
D0 - D5
CHAR
SEG
DISP FULL
V
DD
V
SS
CS
+3.3V
+3.3V
6
CLR
SEN
MODE
WR
D0 - D5
CHAR
SEG
DISP FULL
V
DD
V
SS
CS
FIRST 8 CHARACTERS
SECOND 8 CHARACTERS
NTH 8 CHARACTERS
FIGURE 6. MULTICHARACTER DISPLAY USING SEQUENTIAL ACCESS MODE
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
136
Ω
SEG
1mA
ICM7245
2N2219
14
Ω
(100mA
PEAK
)
136
Ω
1k
1.4A
PEAK
2N6034
SEG
300
Ω
1k
ICM7245
CHAR
r
ON
= 6
Ω
14mA
2N6034
1.4A
PEAK
r
ON
= 6
Ω
CHAR
25
Ω
(100mA
PEAK
)
2N2219
1k
GND
GND
GND
GND
GND
FIGURE 7A. COMMON CATHODE DISPLAY
FIGURE 7B. COMMON ANODE DISPLAY
FIGURE 7. DRIVING LARGE DISPLAYS
9
FN8587.0
October 29, 2013
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