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| ICL3243ECVZ-T Datasheet, PDF (3/33 Pages) Intersil Corporation – ±15kV ESD Protected, +3V to +5.5V, 1μA, 250kbps, RS-232 Transmitters/Receivers | |||
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ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E
Typical Operating Circuits (Continued)
ICL3222E
+3.3V +
0.1µF
C1
2
+
C1+
0.1µF
4
C1-
C2
0.1µF
5
+
6
C2+
C2-
12
T1IN
TTL/CMOS
LOGIC LEVELS
11
T2IN
13
R1OUT
R2OUT
10
1 EN
17
VCC
T1
T2
R1
R2
C3 (OPTIONAL CONNECTION, NOTE)
3
V+
+ C3
0.1µF
V- 7
15
8
14
5kâ¦
9
5kâ¦
C4
+ 0.1µF
T1OUT
T2OUT
R1IN
R2IN
RS-232
LEVELS
GND
16
18
SHDN
VCC
NOTE: THE NEGATIVE TERMINAL OF C3 CAN BE CONNECTED TO EITHER VCC OR GND
ICL3223E
+3.3V
+ 0.1µF
C1
0.1µF
C2
0.1µF
2
+
C1+
4
C1-
5
+
C2+
6
C2-
13
T1IN
TTL/CMOS
LOGIC LEVELS
12
T2IN
15
R1OUT
10
R2OUT
1 EN
19
VCC
T1
T2
3
V+
V- 7
17
8
16
R1
5kâ¦
9
R2
5kâ¦â¦
20
FORCEOFF
14
FORCEON
11
INVALID
GND
18
+ C3
0.1µF
C4
+0.1µF
T1OUT
T2OUT
R1IN
RS-232
LEVELS
R2IN
VCC
TO POWER
CONTROL LOGIC
3
FN4910.21
February 22, 2010
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