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Texas Instruments DS8921AMX/NOPB — Analog & Data Acquisition

DS8921AMX/NOPB RS422/RS485 Transceiver, Full Duplex, 8-SOIC

MPNDS8921AMX/NOPB
End of Life

Texas Instruments DS8921AMX/NOPB, RS422/RS485 Transceiver, Full Duplex, 1/1 Drivers/Receivers, 4.5V-5.5V Supply, 0°C-70°C, 8-SOIC Package, ROHS3 Compliant.

$2.79Ref. price · indicative, final on quote
Packaging8-SOIC (0.154", 3.90mm Width)
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

DS8921AMX/NOPB specifications
ParameterValue
TypeTransceiver
MountingSurface Mount
Supply voltage4.5V ~ 5.5V
ProtocolRS422, RS485
Operating temperature0°C ~ 70°C
DuplexFull
PackageTape & Reel (TR); Cut Tape (CT)
Case8-SOIC (0.154\", 3.90mm Width)
Receiver hysteresis70 mV
Number of drivers (Receivers)1/1

Product details

RS-422/RS-485 full-duplex transceiver for 5 V serial buses

The DS8921AMX/NOPB is a full-duplex transceiver supporting RS-422 and RS-485 protocols, in an 8-SOIC package. It has one driver and one receiver, with 70 mV receiver hysteresis and a 4.5 V to 5.5 V supply range.

Frequently asked questions

What is DS8921AMX/NOPB's listed type and duplex?

It is a Transceiver with Full Duplex operation, supporting both RS-422 and RS-485 protocols with one driver and one receiver.