HiRel Microelectronics

Standard ICs and ASICs along with Electronic Manufacturing Services (CCA, Radiation Testing, Upscreening and Packaging).

RS485 Transceivers

Dual RS485 Interface Transceiver

Cobham's DRS4485 Transceiver was developed in response to a demand for high reliability, radiation hardened, general-purpose balanced interface for multipoint RS485 and RS422 applications. RadHard to >100 krad(Si), and capable of driving more than 500ft of 120ohm cable, it is powered by a single 5V supply, and available in an 18-lead flat-pack package.

For questions, please call 800-645-8862.

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RS485 Transceiver News

  • Cobham DRS4485 RHA Certified
    • DLA RHA certification has been received and it is available to SMD 5962-09226.

Available RS485 Transceiver Products

DRS4485 Dual RS-485 Interface Transceiver

  • Total dose > 100 krad(si)
  • Single 5V supply
  • Voltage source output
  • Receiver output Hi for Vin Diff = 0V
  • > 5ns skew between BUS and BUSN complementary outputs
  • Driver maintains high impedance in three-state or with the power off
  • Available to SMD 5962-09226