ProjectsPricingInsights

Best Alternatives to SN65C3232EDR

Package: 16-SOIC (0.154", 3.90mm Width)Texas InstrumentsDriversPackage: Tape & Reel (TR); Cut Tape (CT); Digi-Reel®Type: TransceiverData Rate: 1MbpsVoltage - Supply: 3V ~ 5.5VOperating Temperature: -40°C~85°C

Find and compare alternatives for the Texas Instruments SN65C3232EDR, a 1Mbps RS-232 transceiver. This guide analyzes key parametric differences like data rate, temperature, and package to help you select a suitable replacement.

AI replacement insight

Electrical riskhigh

Data rate mismatch is a critical functional risk. Application speed requirements must be verified.

Package risklow

All viable candidates use the same SOIC-16 package, but pinout must be confirmed.

Sourcing risklow

The '3232' transceiver family is widely available from multiple manufacturers, offering sourcing flexibility.

Can it be replaced directly?

Direct replacement for SN65C3232EDR should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

For applications that can tolerate a lower speed, TRS3232EIDR from Texas Instruments is the strongest candidate, offering the same temperature range and package.

Main risk

The primary risk is a data rate mismatch. Most alternatives operate at 250kbps or less, compared to the target's 1Mbps.

Recommended alternatives

3
TRS3232EIDR package
TRS3232EIDR

Texas Instruments

Needs validationmedium risk

A functional alternative from TI with the same package and temperature range, but a lower data rate of 250kbps.

View details

Alternative comparison matrix

Feature / factorSN65C3232EDRTRS3232EIDRMAX3232CDRILX3232DTCompatibility / risk
PackageSOIC-16SOIC-16SOIC-16SOIC-16SOIC-16 — Same package and pin count.; MAX3232CDR: Same package and pin count.; ILX3232DT: Same package and pin count.
InterfaceRS-232, 2D/2RRS-232, 2D/2R--RS-232, 2D/2R — Same interface type and channel count.
Data Rate1 Mbit/s250 kbit/s250 kbit/s120 kbit/s250 kbit/s / 120 kbit/s — Candidate has a lower maximum data rate.; MAX3232CDR: Candidate has a lower maximum data rate.; ILX3232DT: Candidate has a significantly lower data rate.
Temperature-40°C to 85°C-40°C to 85°C0°C to 70°C--40°C to 85°C / 0°C to 70°C — Same industrial temperature range.; MAX3232CDR: Candidate has a narrower commercial temperature range.
PinoutVerifiedUnknownUnknownUnknownUnknown — Likely compatible, but requires datasheet verification.; MAX3232CDR: Likely compatible, but requires datasheet verification.; ILX3232DT: Likely compatible, but requires datasheet verification.
LifecycleActive---- — Lifecycle status is unknown.

Application & sourcing insights

Questions & answers

Verified drop-in options for SN65C3232EDR are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.