Description:The ISL32430E, ISL32432E, ISL32433E, ISL32435E, and ISL32437E are 3. 3V to 5V powered, fault protected, extended common-mode range differential transceivers for balanced communication. The RS-485 bus pins, driver outputs and receiver inputs, are protected against overvoltages up to ±40V and against ±15kV ESD strikes. Additionally, these transceivers operate in environments with common-mode voltages up to ±15V (exceeds the RS-485 requirement), making this RS-485 family one of the most robust on the market. T
ALSO OPERATES WITH SUPPLY VOLTAGE RANGE 4.5 AND 5.5V
Differential Output:
YES
Driver Number of Bits:
1
High Level Input Current-Max:
0.000015 A
Input Characteristics:
DIFFERENTIAL SCHMITT TRIGGER
Interface IC Type:
LINE TRANSCEIVER
Interface Standard:
EIA-485; EIA-422
JESD-30 Code:
R-PDSO-G8
JESD-609 Code:
e3
Length:
4.9 mm
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Terminals:
8
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Out Swing-Min:
1.1 V
Output Characteristics:
3-STATE
Output Low Current-Max:
0.005 A
Output Polarity:
COMPLEMENTARY
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
260
Receive Delay-Max:
200 ns
Receiver Number of Bits:
1
Seated Height-Max:
1.75 mm
Supply Current-Max:
4.5 mA
Supply Voltage-Max:
3.6 V
Supply Voltage-Min:
3 V
Supply Voltage-Nom:
3.3 V
Supply Voltage1-Max:
3.6 V
Supply Voltage1-Min:
3 V
Supply Voltage1-Nom:
3.3 V
Surface Mount:
YES
Technology:
BICMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
GULL WING
Terminal Pitch:
1.27 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Transmit Delay-Max:
200 ns
Width:
3.9 mm
ISL32435EIBZ-T Frequently Asked Questions (FAQs)
A good PCB layout for the ISL32435EIBZ-T involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and EMI. A 4-layer PCB with a dedicated analog ground plane is recommended.
To ensure reliable communication in noisy environments, use a shielded cable, keep the cable length as short as possible, and use a common-mode choke or ferrite bead to filter out high-frequency noise. Additionally, consider using a differential signal transmission scheme and implementing error-checking mechanisms in your protocol.
The maximum cable length supported by the ISL32435EIBZ-T depends on the specific application and the type of cable used. As a general guideline, the device can support cable lengths up to 100 meters at a data rate of 100 Mbps. However, it's recommended to consult the datasheet and perform signal integrity simulations to determine the maximum cable length for your specific application.
To handle hot-swapping and fault detection, use the ISL32435EIBZ-T's built-in fault detection and hot-swapping features. The device has a FAULT pin that can be used to detect faults, and it also has a hot-swapping feature that allows the device to detect when a cable is inserted or removed. You can also use external circuitry to detect faults and implement hot-swapping functionality.
The ISL32435EIBZ-T has a maximum junction temperature of 150°C. To ensure reliable operation, keep the device's operating temperature below 125°C. Use a heat sink or thermal pad to dissipate heat, and ensure good airflow around the device. Consult the datasheet for thermal resistance and power dissipation values.
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Manufacturer Collaborated
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System Verified
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ISL32435EIBZ-T Overview
Use the download button to access the ISL32435EIBZ-T schematic symbol, PCB footprint, and 3D model.
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