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Product Variant Information section
Product Specification Section
Pricing Section

Stock: 2,500

On Order: 0
Factory Stock:Factory Stock: 0
Factory Lead Time: 6 Weeks
Minimum Order: 2,500
Multiple Of: 2,500
Quantity Web Price
2,500+ $0.75


Attributes Table
Data Rate 250Mbps
ESD Voltage-Max ±15kV
Operating Temp Range -40°C to +85°C
Supply Voltage 4.5V to 5.5V
Features and Applications

The ISL81487LIBZ-T is a BiCMOS RS-485/RS-422 standard single transceiver with 5 V supply and ESD protected. Available in surface mount SOIC-8 package.


  • RS-485 I/O Pin ESD Protection ±15 kV HBM
    • Class 3 ESD Level on all Other Pins >7 kV HBM
  • Fractional Unit Load Allows up to 256 Devices on the Bus
  • Specified for 10% Tolerance Supplies
  • High Data Rate Version (ISL81487E) up to 5 Mbps
  • Slew Rate Limited Versions for Error Free Data Transmission (ISL8487E, ISL81487L) up to 250 kbps
  • Low Current Shutdown Mode (Except ISL81487E) 0.5 µA
  • Low Quiescent Supply Current:
    • ISL8487E, ISL81487L 145 µA (Max.)
    • ISL81487E 420 µA (Max.)
  • -7 V to +12 V Common Mode Input Voltage Range
  • Three State Rx and Tx Outputs
  • 30 ns Propagation Delays, 5 ns Skew (ISL81487E)
  • Half Duplex Pinouts
  • Operate from a Single +5 V Supply (10% Tolerance)
  • Current Limiting and Thermal Shutdown for Driver Overload Protection
  • Pin Compatible Replacements for: MAX487E, (ISL8487E); LTC1487, ADM1487 (ISL81487L); MAX1487E, ST485ER (ISL81487E)
  • Pb-Free Plus Anneal Available (RoHS Compliant)


  • High Node Count Networks
  • Automated Utility Meter Reading Systems
  • Factory Automation
  • Security Networks
  • Building Environmental Control Systems
  • Industrial/Process Control Networks