ISL32452EIBZ-T7A Datasheet, PDF (3/21 Pages) Intersil Corporation – ±60V Fault Protected, 3.3V to 5V, ±20V Common Mode Range, RS-485/RS-422 Transceivers with Cable Invert and ±15kV ESD

ISL32450E, ISL32452E, ISL32453E, ISL32455E, ISL32457E
Pin Configurations
ISL32450E, ISL32453E
(14 LD SOIC)
TOP VIEW
NC 1
RO 2
R
RE 3
DE 4
DI 5
D
GND 6
GND 7
14 V_CC
13 NC
12 A
11 B
10 Z
9Y
8 NC
ISL32450E, ISL32453E
(10 LD MSOP)
TOP VIEW
RO 1
R
RE 2
DE 3
DI 4
D
GND 5
10 V_CC
9A
8B
7Z
6Y
ISL32452E, ISL32455E
(8 LD SOIC, 8 LD MSOP)
TOP VIEW
ISL32457E
(8 LD SOIC, 8 LD MSOP)
TOP VIEW
RO 1
R
RE 2
DE 3
DI 4
D
8 V_CC
7 B/Z
6 A/Y
5 GND
RO 1
R
INV 2
DE 3
DI 4
D
8 V_CC
7 B/Z
6 A/Y
5 GND
NOTE: Evaluate creepage and clearance requirements at your maximum fault voltage before using small pitch packages (e.g., MSOP).
Truth Tables
TRANSMITTING
INPUTS
OUTPUTS
RE
DE
DI
INV (Note 4)
Y
Z
X
1
1
0
1
0
X
1
0
0
0
1
X
1
1
1
0
1
X
1
0
1
1
0
0
0
X
X
High-Z High-Z
1
0
X
X
High-Z High-Z
(Note 5) (Note 5)
NOTES:
4. Parts without the INV pin follow the rows with INV = “0” and “X”.
5. Low Power Shutdown Mode (see Notes 14 and 19).
RE DE (Half
(Note 19) Duplex)
0
0
0
0
0
0
0
0
0
0
1
0
1
1
RECEIVING
INPUTS
DE (Full
A-B
Duplex)
X
≥ -0.01V
X
≤ -0.2V
X
≤ 0.01V
X
≥ 0.2V
X
Inputs
Open or
Shorted
0
X
1
X
INV
(Note 4)
0
0
1
1
X
OUTPUT
RO
1
0
1
0
1
X
High-Z
(Note 5)
X
High-Z
3
FN7921.0
February 20, 2012