ISL3241E_14 Datasheet, PDF (4/16 Pages) Intersil Corporation – QFN Packaged, ±15kV ESD Protected, +2.7V to +3.6V,250kbps, RS-232 Transmitters/Receivers with Separate Logic Supply Pin

ISL3241E, ISL3243E
Typical Operating Circuits
ISL3241E
+3.3V
+
0.1µF
C₁
0.1µF
C₂
0.1µF
28
+
C1+
23 _C1-
29
+
C2+
30 _C2-
12
T1_IN
TTL/CMOS
LOGIC
LEVELS
11
T2_IN
10
T3_IN
20
R1_OUTB
19
R2_OUTB
18
R1_OUT
17
R2_OUT
15
R3_OUT
14
R4_OUT
26
V_CC
0.1µF ⁺
+1.8V
25
V_{L V+}
27 _{+ C3}
0.1µF
V- ^{31 C}4
T₁
+0.1µF
6
T₂
T1_OUT
7
RS-232
T₃
T2_{OUT LEVELS}
8
T3_OUT
1
R₁
5kΩ
R1_IN
2
R₂
5kΩ
R2_IN
3
R₃
5kΩ
R3_IN
RS-232
LEVELS
4
R₄
5kΩ
R4_IN
13
R5_OUT
22 EN
R₅
5
5kΩ
R5_IN
V_CC
21
SHDN _GND
24
ISL3243E
+3.3V
C₁
0.1µF
C₂
0.1µF
+
0.1µF
28
+ ^C1+
23 _C1-
29
+
C2+
30 _C2-
12
T1_IN
11
T2_IN
10
T3_IN
19
R2_OUTB
0.1µF ⁺
+1.8V
26 25
V_CC V_L
V+
27 _{+ C3}
0.1µF
V- ^{31 C}4
+0.1µF
T₁
6
T1_OUT
T₂
7
RS-232
T2_OUT ^LEVELS
T₃
8
T3_OUT
18
1
TTL/CMOS
LOGIC
R1_OUT
R1_IN
R₁
5kΩ
LEVELS
17
R2_OUT
2
R2_IN
R₂
5kΩ
15
R3_OUT
R₃
14
R4_OUT
R₄
13
R5_OUT
22
R₅
FORCEON
3
R3_IN
5kΩ
4
R4_IN
5kΩ
5
R5_IN
5kΩ
RS-232
LEVELS
V_CC
21
FORCEOFF
TO POWER
CONTROL
LOGIC
20
INVALID
GND
24
4
FN6768.2
June 18, 2012