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
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 Frequently Asked Questions (FAQs)
A good PCB layout for the ISL32435EIUZ 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 the ISL32435EIUZ's built-in noise filtering and common-mode rejection features. Additionally, use shielded cables, twisted pairs, and implement proper grounding and shielding techniques to minimize electromagnetic interference (EMI).
The maximum cable length supported by the ISL32435EIUZ depends on the baud rate and cable characteristics. As a general guideline, the maximum cable length is approximately 100 meters at 9600 bps, 50 meters at 115200 bps, and 10 meters at 921600 bps.
The ISL32435EIUZ provides error detection and correction mechanisms, such as parity and checksum checks. Implement error handling routines in your firmware to detect and recover from errors, and consider using a watchdog timer to reset the device in case of a fault.
The ISL32435EIUZ has a maximum junction temperature of 150°C. Ensure good airflow around the device, use a heat sink if necessary, and avoid blocking airflow to the device. Follow the recommended PCB layout and thermal design guidelines to minimize thermal resistance.
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 Overview
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