TRSF3232IDW RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The TRSF3232IDW is a 2/2 full-duplex RS232 transceiver manufactured by Texas Instruments in a 16-SOIC surface mount package. This interface IC operates across a 3V to 5.5V supply range with a 1 Mbps data rate and 300 mV receiver hysteresis, designed for serial communication applications requiring RS232 protocol compliance.

The TRSF3232IDW carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or maintenance requirements for systems utilizing this transceiver.

Substiute Parts

TRSF3232IDW

Texas InstrumentsIn Stock: 1531TRSF3232IDW Datasheet

Current PartRFQ

TRSF3232EIDWR

Texas InstrumentsIn Stock: 1551TRSF3232EIDWR Datasheet

DirectRFQ

SN65C3232DW

Texas InstrumentsIn Stock: 12812SN65C3232DW Datasheet

Parametric EquivalentRFQ

SN65C3232EDW

Texas InstrumentsIn Stock: 2085SN65C3232EDW Datasheet

Parametric EquivalentRFQ

TRSF3232EIDW

Texas InstrumentsIn Stock: 1371TRSF3232EIDW Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the TRSF3232IDW are qualified based on strict parameter matching across the following criteria:

Substitution-Determining Parameters:

• Protocol: RS232
• Number of Drivers/Receivers: 2/2
• Duplex Mode: Full
• Data Rate: 1 Mbps
• Voltage Supply Range: 3V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Receiver Hysteresis: 300 mV
• Package Type: 16-SOIC (0.295", 7.50mm Width)
• Mounting Type: Surface Mount

All identified substitute parts maintain identical electrical specifications and mechanical compatibility with the TRSF3232IDW. Variations in product status, packaging format (Cut Tape, Digi-Reel, or Tube), and inventory levels do not affect functional equivalence.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed maintain full electrical and mechanical compatibility with the TRSF3232IDW. Selection among these equivalents should be based on the following factors:

Product Status Consideration: The TRSF3232IDW is classified as Obsolete. All substitute parts carry Last Time Buy status, indicating limited future availability. For new designs or long-term production requirements, secure adequate inventory from available stock levels.

Compliance & Certification: All parts are ROHS3 Compliant, REACH Unaffected, and carry identical Moisture Sensitivity Level (MSL) ratings of 1 (Unlimited). No compliance barriers exist between the main part and substitutes.

Packaging & Logistics: Selection between Cut Tape & Digi-Reel (TRSF3232EIDWR) and Tube formats (SN65C3232DW, SN65C3232EDW, TRSF3232EIDW) depends on assembly process requirements and inventory management practices. Tube packaging typically supports higher-volume automated pick-and-place operations, while Cut Tape & Digi-Reel formats optimize material handling for mixed-volume production.

Inventory Availability: Current stock levels vary across substitutes. SN65C3232DW maintains the highest inventory (12,800 pcs), followed by TRSF3232EIDWR (1,444 pcs), SN65C3232EDW (2,030 pcs), and TRSF3232EIDW (1,340 pcs).

Frequently Asked Questions (FAQ)

Q: Can TRSF3232EIDWR, SN65C3232DW, SN65C3232EDW, and TRSF3232EIDW be used interchangeably with TRSF3232IDW?

A: Yes. All substitute parts maintain identical electrical specifications (RS232 protocol, 2/2 drivers/receivers, 1 Mbps data rate, 3V–5.5V supply, -40°C–85°C operating range, 300 mV receiver hysteresis) and mechanical compatibility (16-SOIC package, surface mount). Functional substitution is direct.

Q: What is the difference between the packaging formats offered?

A: TRSF3232EIDWR is supplied in Cut Tape & Digi-Reel format, optimized for component feeders and tape-based assembly systems. SN65C3232DW, SN65C3232EDW, and TRSF3232EIDW are supplied in Tube format, suitable for manual handling and bulk storage. Electrical performance is identical; selection depends on assembly process requirements.

Q: Why do all parts show Last Time Buy or Obsolete status?

A: These RS232 transceiver designs represent mature technology with declining market demand. Last Time Buy status indicates manufacturers are concluding production. Securing adequate inventory for current and future requirements is recommended.

Q: Are there any compliance or certification differences between these parts?

A: No. All parts are ROHS3 Compliant, REACH Unaffected, and carry identical Moisture Sensitivity Level (MSL) ratings. Compliance certifications are uniform across all substitutes.

Q: Which substitute part offers the best inventory availability?

A: SN65C3232DW currently maintains the highest stock level at 12,800 pcs. For immediate or high-volume requirements, this part represents the most reliable supply option.