Description:The ISL3332, ISL3333 are two port interface ICs where each port can be independently configured as a single RS-485/422 transceiver, or as a dual (2 Tx, 2 Rx) RS-232 transceiver. With both ports set to the same mode, two RS- 485/RS-422 transceivers, or four RS-232 transceivers are available. If either port is in RS-232 mode, the onboard charge pump generates RS-232 compliant ±5V Tx output levels from a single VCC supply as low as 3. 15V. The transceivers are RS-232 compliant, with the Rx inputs handling up t
ALSO OPERATE WITH 1 TRANSMITTER AND 1 RECEIVER IN RS-485 MODE
Differential Output:
NO
Driver Number of Bits:
2
Input Characteristics:
SCHMITT TRIGGER
Interface IC Type:
LINE TRANSCEIVER
Interface Standard:
EIA-232; EIA-422; EIA-485
JESD-30 Code:
R-PDSO-G28
JESD-609 Code:
e3
Length:
10.2 mm
Moisture Sensitivity Level:
3
Number of Functions:
2
Number of Terminals:
28
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Out Swing-Min:
2 V
Output Low Current-Max:
0.005 A
Output Polarity:
COMPLEMENTARY
Package Body Material:
PLASTIC/EPOXY
Package Code:
SSOP
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Receive Delay-Max:
120 ns
Receiver Number of Bits:
2
Seated Height-Max:
2 mm
Supply Current-Max:
7 mA
Supply Voltage-Max:
3.45 V
Supply Voltage-Min:
3.15 V
Supply Voltage-Nom:
3.3 V
Supply Voltage1-Max:
3.45 V
Supply Voltage1-Min:
3.15 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:
2000 ns
Width:
5.3 mm
ISL3332IAZ Frequently Asked Questions (FAQs)
A good PCB layout for the ISL3332IAZ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to place the device close to the power supply and use a low-ESR capacitor for decoupling.
To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor is properly sized and that the device is operated within its recommended operating conditions. If oscillations occur, try adding a small capacitor (e.g., 10nF) between the output and ground.
The ISL3332IAZ can handle input voltages up to 15V, but it's recommended to operate within the specified input voltage range (2.7V to 12V) for optimal performance and reliability.
The ISL3332IAZ is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. Ensure that the device is properly heat-sinked and operated within its recommended temperature range (–40°C to 125°C) for optimal performance.
To troubleshoot issues, start by verifying the input voltage, output voltage, and current consumption. Check for proper PCB layout, component values, and soldering. Use an oscilloscope to inspect the output waveform and look for signs of oscillation or instability. Consult the datasheet and application notes for guidance on troubleshooting specific issues.
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Manufacturer Collaborated
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System Verified
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Sponsored
ISL3332IAZ Overview
Use the download button to access the ISL3332IAZ schematic symbol, PCB footprint, and 3D model.
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