MAX3535EEWI-T Maxim Integrated, MAX3535EEWI-T Datasheet - Page 19

• Manufacturer Part Number: MAX3535EEWI-T
• Description: RS-422/RS-485 Interface IC
• Manufacturer: Maxim Integrated

Specifications of MAX3535EEWI-T

• Data Rate: 1136 Kbps
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 5.9 mA
• Operating Temperature Range: 0 C to + 70 C
• Mounting Style: SMD/SMT
• Input Voltage: 0.8 V to 2 V
• Maximum Power Dissipation: 750 mW
• Output Voltage: 0.4 V to 3.7 V
• Product: RS-422/RS-485 Combination

Maxim Integrated
The MAX3535E/MXL1535E transceivers facilitate bi-
directional data communications on multipoint bus
transmission lines. Figure 11 shows a typical RS-485
Figure 11. Typical Half-Duplex Multidrop RS-485 Network
+3V to +5V, 2500V
0.1μF
Applications Information
Transceivers with ±15kV ESD Protection
RE
+3.3V
10μF
RO
GND1
R
V
Typical Applications
RO1
CC1
DE
RE
DI
DE
A
ST1
MAX3535E
D
DI
B
ST2
TRANSFORMER
TRANSCEIVER
BARRIER
DRIVER
RE
ISOLATION BARRIER
RMS
TGM-240
RO
R
TRANSCEIVER
BARRIER
BAT54C
DE
BAT54C
10μF
1/2
A
1/2
Isolated RS-485/RS-422
MAX3535E/MXL1535E
D
multidrop-network applications circuit. Figure 12 shows
the MAX3535E/MXL1535E functioning as line repeaters
with cable lengths longer than 4000ft. To minimize
reflections, terminate the line at both ends in its charac-
teristic impedance. Keep stub lengths off the main line
as short as possible.
DI
GND2
B
REGULATOR
VOLTAGE
RECEIVER
0.1μF
D
V
CC2
DRIVER
R
V
CC2
120Ω
RO2
A
B
Y
Z
SLO
A
B
CONTROL GROUND
RS-485 GROUND
120Ω
R
RE
D
DE
DI
RO
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