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:
S-PDSO-G8
JESD-609 Code:
e3
Length:
3 mm
Moisture Sensitivity Level:
1
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:
TSSOP
Package Shape:
SQUARE
Package Style:
SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Receive Delay-Max:
200 ns
Receiver Number of Bits:
1
Seated Height-Max:
1.1 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:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Transmit Delay-Max:
200 ns
Width:
3 mm
ISL32435EIUZ-T Frequently Asked Questions (FAQs)
The recommended PCB layout for optimal performance involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To ensure reliable operation in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive PCB material, and ensuring good airflow around the device. Additionally, the device should be operated within its specified temperature range (-40°C to 125°C).
The ISL32435EIUZ-T has built-in ESD protection, but it's still important to follow proper ESD handling procedures during assembly and testing. This includes using ESD-safe materials, grounding oneself before handling the device, and using ESD protection devices such as wrist straps and mats.
To troubleshoot common issues such as noise or oscillations, start by verifying the PCB layout and ensuring that it meets the recommended layout guidelines. Check for proper power supply decoupling, and ensure that the device is operated within its specified voltage range. Use oscilloscopes and spectrum analyzers to identify the source of the noise or oscillation, and consider adding filtering or shielding to mitigate the issue.
The ISL32435EIUZ-T is not a radiation-hardened device, and it's not suitable for use in radiation-intensive environments. If radiation hardening is required, consider using a different device that is specifically designed for radiation-hardened applications.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
ISL32435EIUZ-T Overview
Use the download button to access the ISL32435EIUZ-T schematic symbol, PCB footprint, and 3D model.
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