ICL3221E, ICL3222E, ICL3223E, ICL3232E, ICL3241E, ICL3243E
Typical Operating Circuits (Continued)
ICL3232E
+3.3V
+
0.1µF
C1
0.1µF
C2
0.1µF
1
+
C1+
3
4
+
C1-
C2+
5
C2-
11
T1IN
16
VCC
T1
10
T2
TTL/CMOS
T2IN
LOGIC LEVELS
12
R1OUT
R1
9
R2OUT
R2
2
V+
C3 (OPTIONAL CONNECTION, NOTE)
NOTE: THE NEGATIVE TERMINAL OF C3 CAN
+
C3
0.1µF
BE CONNECTED TO EITHER VCC OR GND
V- 6
C4
+0.1µF
14
T1OUT
7
13
5kΩ
T2OUT
R1IN
8
5kΩ
R2IN
RS-232
LEVELS
GND
15
FN4910 Rev 22.00
December 9, 2015
Page 4 of 33