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Product Variant Information section
Product Specification Section
Pricing Section

Stock: 1,171

On Order:Order inventroy details 660
Factory Stock:Factory Stock: 0
Factory Lead Time: 8 Weeks
Minimum Order: 1
Multiple Of: 1
Quantity Web Price
1 $3.99
15 $3.73
40 $3.64
100 $3.55
250+ $3.47


Attributes Table
Data Rate 460kbps
Supply Voltage 3.15V to 3.45V
Operating Temp Range -40°C to +85°C
ESD Voltage-Max 15kV
Features and Applications

The ISL3330IAZ is a BiCMOS interface IC, configured as either a single RS-422/RS-485 differential transceiver, or as a dual (2 Tx, 2 Rx) RS-232 transceiver.


  • User Selectable RS-232 or RS-485/RS-422 Interface Port (Two RS-232 Transceivers or One RS-485/RS-422 Transceiver)
  • Operates From a Single 3.3 V Supply
  • ±15 kV (HBM) ESD Protected Bus Pins (RS-232 or RS-485)
  • 5 V Tolerant Logic Inputs
  • True Flow-Through Pinouts Simplify Board Layouts
  • Pb-Free (RoHS Compliant)
  • Full Failsafe (Open/Short) Rx in RS-485/RS-422 Mode
  • Loopback Mode Facilitates Board Self Test Functions
  • User Selectable RS-485 Data Rates 20 Mbps
  • Slew Rate Limited 460 kbps
  • Slew Rate Limited (ISL3331 Only) 115 kbps
  • Fast RS-232 Data Rate Up to 400 kbps
  • Low Current Shutdown Mode 30 µA


  • Gaming Applications (e.g., Slot machines)
  • Single Board Computers
  • Factory Automation
  • Security Networks
  • Industrial/Process Control Networks
  • Level Translators (e.g., RS-232 to RS-422)
  • Point of Sale Equipment