TRS202ECDR RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The TRS202ECDR is a 2/2 full-duplex RS232 transceiver manufactured by Texas Instruments in a 16-SOIC surface mount package. This part is classified as obsolete, with 1422 units currently in stock. The TRS202ECDR operates at 120 Kbps data rate with a 500 mV receiver hysteresis, designed for applications requiring RS232 serial communication interfaces. Due to its obsolete status, equivalent and substitute parts from active product lines are necessary for new designs and long-term supply chain continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	TRS202ECDR
Manufacturer	Texas Instruments
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Data Rate	120 Kbps
Receiver Hysteresis	500 mV
Voltage Supply	4.5V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Package / Case	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the TRS202ECDR is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

Protocol: RS232
Number of Drivers/Receivers: 2/2
Duplex: Full
Receiver Hysteresis: 500 mV
Voltage Supply: 4.5V ~ 5.5V
Package / Case: 16-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount

Allowable Variations:

Data Rate: Substitute parts may exceed 120 Kbps (higher data rates are backward compatible)
Operating Temperature: Substitute parts may have extended temperature ranges beyond 0°C ~ 70°C
Product Status: Active parts are preferred over obsolete parts
Moisture Sensitivity Level: May vary based on manufacturer specifications

Substitute parts are grouped into the following categories:

MFR Recommended: TRS202EIDR (Texas Instruments) — Direct upgrade with extended operating temperature range and active product status.

Parametric Equivalents: MAX202CDR, MAX232DR, TRS232DR — Functionally equivalent with identical electrical specifications and package, varying in product status and availability.

Direct Manufacturer Equivalent: MAX202ECSE+ (Analog Devices Inc./Maxim Integrated) — Identical electrical specifications with different packaging (Tube vs. Cut Tape).

Upgrade Options: HIN202EIBNZ, HIN202EIBNZ-T, HIN202CBNZ, HIN202ECBNZ, HIN202ECBNZ-T (Renesas Electronics Corporation) — Enhanced performance with higher data rates (230 Kbps) and extended operating temperature ranges, maintaining full compatibility with the original part's electrical interface.

Parameter Comparison

Part Number	Manufacturer	Data Rate	Operating Temp	Package	Product Status	Inventory
TRS202ECDR	Texas Instruments	120 Kbps	0°C ~ 70°C	16-SOIC	Obsolete	1422 Pcs
TRS202EIDR	Texas Instruments	120 Kbps	-40°C ~ 85°C	16-SOIC	Active	3839 Pcs
MAX202CDR	Texas Instruments	120 Kbps	0°C ~ 70°C	16-SOIC	Obsolete	24890 Pcs
MAX232DR	Texas Instruments	120 Kbps	0°C ~ 70°C	16-SOIC	Active	305300 Pcs
TRS232DR	Texas Instruments	120 Kbps	0°C ~ 70°C	16-SOIC	Obsolete	1235 Pcs
MAX202ECSE+	Analog Devices Inc./Maxim Integrated	120 Kbps	0°C ~ 70°C	16-SOIC	Active	1324 Pcs
HIN202EIBNZ	Renesas Electronics Corporation	230 Kbps	-40°C ~ 85°C	16-SOIC	Active	1650 Pcs
HIN202EIBNZ-T	Renesas Electronics Corporation	230 Kbps	-40°C ~ 85°C	16-SOIC	Active	16985 Pcs
HIN202CBNZ	Renesas Electronics Corporation	120 Kbps	0°C ~ 70°C	16-SOIC	Active	1519 Pcs
HIN202ECBNZ	Renesas Electronics Corporation	230 Kbps	0°C ~ 70°C	16-SOIC	Active	4442 Pcs
HIN202ECBNZ-T	Renesas Electronics Corporation	230 Kbps	0°C ~ 70°C	16-SOIC	Active	10400 Pcs

Engineering Selection Recommendations

For Direct Replacement with Active Product Status: Select MAX232DR (Texas Instruments) or MAX202ECSE+ (Analog Devices Inc./Maxim Integrated). Both maintain identical electrical specifications to the TRS202ECDR while offering active product status and superior long-term availability. MAX232DR provides the highest inventory level (305,300 units), ensuring supply chain stability.

For Extended Operating Temperature Range: Select TRS202EIDR (Texas Instruments) for a direct upgrade from the same manufacturer with extended operating temperature range (-40°C ~ 85°C) and active product status. This part is the manufacturer-recommended replacement.

For Enhanced Performance with Higher Data Rate: Select HIN202EIBNZ-T or HIN202ECBNZ-T (Renesas Electronics Corporation) for applications requiring higher data rates (230 Kbps) and extended operating temperature ranges. These parts offer superior performance specifications while maintaining full electrical compatibility with the original interface requirements. HIN202EIBNZ-T provides the highest inventory availability among Renesas options (16,985 units).

For Cost-Optimized Selection with Identical Specifications: Select HIN202CBNZ (Renesas Electronics Corporation) for applications with standard operating temperature requirements (0°C ~ 70°C) and 120 Kbps data rate, matching the original part's performance envelope while offering active product status.

All recommended substitutes maintain ROHS3 compliance and EAR99 classification, ensuring regulatory consistency with the original part.

Frequently Asked Questions (FAQ)

Q: Can I use MAX232DR as a direct replacement for TRS202ECDR? A: Yes. MAX232DR is a parametric equivalent with identical electrical specifications (2/2 full-duplex RS232, 120 Kbps, 500 mV receiver hysteresis, 4.5V ~ 5.5V supply, 16-SOIC package). The primary difference is product status: MAX232DR is active with significantly higher inventory availability (305,300 units vs. 1,422 units).

Q: What is the difference between TRS202EIDR and TRS202ECDR? A: TRS202EIDR is the manufacturer-recommended upgrade. Both parts share identical electrical specifications and package. The key difference is operating temperature range: TRS202EIDR extends to -40°C ~ 85°C compared to TRS202ECDR's 0°C ~ 70°C. TRS202EIDR also has active product status.

Q: Can I use HIN202EIBNZ-T instead of TRS202ECDR? A: Yes. HIN202EIBNZ-T is a compatible upgrade with enhanced specifications. It maintains the 2/2 full-duplex RS232 interface, 500 mV receiver hysteresis, and 4.5V ~ 5.5V supply voltage. The upgrade includes higher data rate (230 Kbps vs. 120 Kbps) and extended operating temperature range (-40°C ~ 85°C). The packaging is Cut Tape (CT) & Digi-Reel® instead of the original's Cut Tape format.

Q: What is the difference between HIN202EIBNZ and HIN202CBNZ? A: Both are Renesas parts in 16-SOIC packages with identical electrical interfaces. HIN202EIBNZ operates at 230 Kbps with -40°C ~ 85°C temperature range. HIN202CBNZ operates at 120 Kbps with 0°C ~ 70°C temperature range, matching the original TRS202ECDR's performance envelope.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance, ensuring regulatory consistency with the original TRS202ECDR.

Q: Which substitute offers the best inventory availability? A: MAX232DR (Texas Instruments) offers the highest inventory level at 305,300 units, providing optimal supply chain security for high-volume applications.

Q: Can I mix different substitute parts in the same design? A: Yes. All substitute parts maintain identical electrical interfaces (2/2 full-duplex RS232, 500 mV receiver hysteresis, 4.5V ~ 5.5V supply, 16-SOIC package), allowing interchangeable use within the same circuit design.

Q: What is the Moisture Sensitivity Level difference between TRS202ECDR and Renesas parts? A: TRS202ECDR has MSL 1 (Unlimited), while Renesas HIN202 series parts have MSL 2 (1 Year). This affects storage and handling requirements but does not impact electrical performance or circuit compatibility.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message