MAX3535ECWI+ Maxim Integrated Products, MAX3535ECWI+ Datasheet - Page 14

• Manufacturer Part Number: MAX3535ECWI+
• Description: IC TXRX RS485/422 28-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX3535ECWI+

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• 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
• Input Voltage: 0.8 V to 2 V
• Maximum Power Dissipation: 750 mW
• Mounting Style: SMD/SMT
• Output Voltage: 0.4 V to 3.7 V
• Product: RS-422/RS-485 Combination
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

+3V to +5V, 2500V
Transceivers with ±15kV ESD Protection
Figure 1. Driver DC Test Load
Figure 2. Driver Timing Test Circuit
Figure 5. Self-Oscillating Configuration
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______________________________________________________________________________________
HIGH
DE
DI
GND
0.1μF
Y
Z
Y
Z
+3.0V TO +5.5V
V
OD
R
R
10μF
L
L
GND1
V
RO1
CC1
RE
DE
R
R
DI
L
L
C
C
L
L
ST1
V
OC
MAX3535E
GND2
ST2
RMS
TRANSFORMER
TRANSCEIVER
BARRIER
DRIVER
ISOLATION BARRIER
TGM-240
Isolated RS-485/RS-422
TRANSCEIVER
BARRIER
BAT54C
Figure 3. Driver Timing Test Load
Figure 4. Receiver Timing Test Load
BAT54C
10μF
1/2
1/2
GND2
REGULATOR
VOLTAGE
RECEIVER
RO1/RO2
0.1μF
V
CC2
DRIVER
Y/Z
C
L
V
C
CC2
L
A
B
RO2
Y
Z
SLO
C
L
CONTROL GROUND
RS-485 GROUND
C
L
500Ω
500Ω
1kΩ
1kΩ
Test Circuits
2R
GND1/GND2
V
L
CC1
V
GND2
CC2
/V
CC2