ISL32172E Datasheet, PDF (5/20 Pages) Intersil Corporation – QUAD, ±16.5kV ESD Protected, 3.0V to 5.5V, Low Power, RS-422 Transmitters

ISL32172E, ISL32272E, ISL32372E, ISL32174E, ISL32274E, ISL32374E, ISL32179E
Typical Operating Circuits (1 of 4 Channels Shown)
NETWORK USING GROUP ENABLES
+3.3V TO 5V
16
V_CC
+
0.1µF
ISL32x73E
3 RO _R
12 _EN
A2
R_T
B1
+3.3V TO 5V
+
0.1µF
16
V_CC
ISL32x72E
2Y
3Z
DI 1
D
EN 4
GND EN
84
GND
8
EN 12
NETWORK USING PAIRED ENABLES
+3.3V TO 5V
16
V_CC
+
0.1µF
ISL32x75E
3 RO1 _R
4 _EN12
A1 2
R_T
B1 1
+3.3V TO 5V
+
0.1µF
16
V_CC
EN12 4
ISL32x74E
2 Y1
3 Z1
DI1 1
D
GND
8
GND
8
V_CC
LOGIC
DEVICE
(µP, ASIC,
UART)
NETWORK WITH V_L PIN FOR INTERFACING TO LOWER VOLTAGE LOGIC DEVICES
1.8V +3.3V TO 5V
21 22
V_L
V_CC
9 SHDNEN
+
0.1µF
15 EN ISL32x77E
4 EN
1 ^RO1 _R
A1 24 ^RT
B1 23
2 EN1
+3.3V TO 5V 2.5V
+
0.1µF
24
1
21
20
V_CC
V_L
SHDNEN 22
ISL32179E _{EN 14}
EN1-EN4 2,3,15,16
Y
Z
DI 23
D
EN ⁴
GND
10
GND
9
V_CC
LOGIC
DEVICE
µP, ASIC,
UART)
USING INDIVIDUAL CHANNEL ENABLES AND
CONFIGURED FOR LOWEST SHDN SUPPLY CURRENT
NOTE: POWER-UP V_CC BEFORE V_L
USING ACTIVE HIGH GROUP ENABLE AND
CONFIGURED FOR LOWEST SHDN SUPPLY CURRENT
NOTE: POWER-UP V_CC BEFORE V_L
5
FN6824.0
December 16, 2008