ISL32430E Datasheet, PDF (5/21 Pages) Intersil Corporation – ±40V Fault Protected, 3.3V to 5V, ±15V Common Mode Range, RS-485/RS-422 Transceivers With Cable Invert and ±15kV ESD

ISL32430E, ISL32432E, ISL32433E, ISL32435E, ISL32437E
Typical Operating Circuits
ISL32430E, ISL32433E FULL DUPLEX NETWORK
+3.3V
+3.3V
+
0.1µF
14
V_{CC A 12}
R_T
2 RO _R
B 11
3 RE
4 DE
5 DI
D
Z 10
Y9
+
0.1µF
14
9 Y ^VCC
10 Z
DI 5
D
DE 4
R_T
11 B
12 A
RE 3
R ^{RO 2}
GND
6, 7
SOIC PINOUT SHOWN
GND
6, 7
ISL32432E, ISL32435E HALF DUPLEX NETWORK
+3.3V
+3.3V
+
8
0.1µF
V_CC
1 RO _R
2 _RE
B/Z 7
R_T
+
0.1µF
8
V_CC
R_T
7 B/Z
DI 4
D
DE ³
3 DE
A/Y 6
6 A/Y
RE ²
4 DI
D
GND
5
R
GND
5
RO 1
2
INV
1 RO
3 DE
ISL32437E HALF DUPLEX NETWORK USING CABLE INVERT FUNCTION
+3.3V
+3.3V
8
V_CC
+
0.1µF
+
0.1µF
8
V_CC
R
A/Y ₆
R_T
B/Z 7
R_T
7 B/Z
R
6 A/Y
RO 1
DE 3
4 DI
D
GND
5
THE IC ON THE LEFT HAS THE CABLE CONNECTIONS
SWAPPED, SO THE INV PIN IS STRAPPED HIGH TO
INVERT THE RX AND TX POLARITY
GND
5
DI 4
D
2
INV
5
FN7920.0
March 1, 2012