MAX202CDRE4 Equivalent & Substitute Parts

Part Overview

The MAX202CDRE4 is a 2/2 full-duplex RS232 transceiver manufactured by Texas Instruments, housed in a 16-SOIC surface mount package. This interface IC is designed for serial communication applications requiring RS232 protocol compliance. The part is currently discontinued at DiGi Electronics, making equivalent and substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX202CDRE4
Manufacturer	Texas Instruments
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Receiver Hysteresis	500 mV
Data Rate	120 Kbps
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 (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MAX202CDRE4 is determined by strict equivalence across the following critical parameters:

Protocol: RS232
Number of Drivers/Receivers: 2/2
Duplex: Full
Receiver Hysteresis: 500 mV
Data Rate: 120 Kbps minimum
Voltage Supply Range: 4.5V ~ 5.5V
Package / Case: 16-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant

Substitute parts are categorized as follows:

MFR Recommended: Parts from the same manufacturer (Texas Instruments) with identical electrical specifications and package, differing only in product status or packaging format.

Parametric Equivalent: Parts meeting all electrical and mechanical parameters from the same or alternative manufacturers, with identical or superior performance characteristics.

Direct Equivalent: Parts from alternative manufacturers (Renesas, Analog Devices) meeting all specified parameters with active product status.

Upgrade: Parts with enhanced specifications (extended temperature range, higher data rate) while maintaining backward compatibility with the original part's electrical interface and package.

Parameter Comparison

Part Number	Manufacturer	Protocol	Drivers/Receivers	Data Rate	Supply Voltage	Operating Temp	Package	Product Status
MAX202CDRE4	Texas Instruments	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Discontinued
MAX202CDR	Texas Instruments	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Obsolete
MAX232DR	Texas Instruments	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active
TRS202ECDR	Texas Instruments	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Obsolete
TRS232DR	Texas Instruments	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Obsolete
HIN202ECBNZ	Renesas Electronics	RS232	2/2	230 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active
MAX202ECSE+	Analog Devices Inc./Maxim	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active
MAX232ECSE+	Analog Devices Inc./Maxim	RS232	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active
HIN202EIBNZ	Renesas Electronics	RS232	2/2	230 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active
HIN202EIBNZ-T	Renesas Electronics	RS232	2/2	230 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active
MAX202EESE+	Analog Devices Inc./Maxim	RS232	2/2	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): MAX232DR is the recommended primary substitute. It maintains all electrical and mechanical specifications of the MAX202CDRE4 while offering active product status from Texas Instruments, ensuring long-term availability and supply chain stability.

For Active Product Status with Identical Specifications: MAX202ECSE+ and MAX232ECSE+ from Analog Devices Inc./Maxim Integrated are functionally equivalent alternatives with active product status. Both maintain the original 120 Kbps data rate and operating temperature range of 0°C ~ 70°C.

For Extended Operating Temperature Range: HIN202EIBNZ and HIN202EIBNZ-T from Renesas Electronics Corporation provide enhanced specifications with extended operating temperature range (-40°C ~ 85°C) and higher data rate (230 Kbps) while maintaining full backward compatibility. HIN202EIBNZ-T offers Cut Tape & Digi-Reel packaging for higher-volume applications.

For Standard Operating Temperature with Higher Data Rate: HIN202ECBNZ from Renesas Electronics Corporation supports 230 Kbps data rate while maintaining the original 0°C ~ 70°C operating temperature range.

All substitute parts maintain ROHS3 compliance and are suitable for direct PCB layout substitution without design modification.

Frequently Asked Questions (FAQ)

Q: Can MAX232DR be used as a direct replacement for MAX202CDRE4? A: Yes. MAX232DR meets all electrical specifications (RS232 protocol, 2/2 drivers/receivers, 120 Kbps data rate, 4.5V ~ 5.5V supply, 0°C ~ 70°C operating temperature) and package requirements (16-SOIC surface mount). It is the recommended substitute with active product status.

Q: What is the difference between MAX202ECSE+ and MAX232ECSE+? A: Both parts are functionally equivalent with identical electrical specifications and operating parameters. The difference lies in the base product series designation (MAX202 vs MAX232). Both are manufactured by Analog Devices Inc./Maxim Integrated and are suitable for direct substitution.

Q: Why would I choose HIN202EIBNZ over MAX232DR? A: HIN202EIBNZ offers extended operating temperature range (-40°C ~ 85°C) and higher data rate (230 Kbps) compared to the original specification. This upgrade is beneficial for applications requiring wider temperature operation or higher communication speeds while maintaining full backward compatibility.

Q: Are there packaging differences between substitute parts? A: Yes. MAX202CDRE4 uses Digi-Reel packaging. Substitutes are available in Cut Tape (CT) & Digi-Reel (MAX202CDR, MAX232DR, TRS202ECDR, TRS232DR, HIN202EIBNZ-T) or Tube packaging (HIN202ECBNZ, MAX202ECSE+, MAX232ECSE+, HIN202EIBNZ, MAX202EESE+). Verify packaging compatibility with your procurement and assembly processes.

Q: Do all substitute parts maintain ROHS3 compliance? A: Yes. All listed substitute parts are ROHS3 compliant, matching the compliance status of the original MAX202CDRE4.

Q: What is the difference between HIN202ECBNZ and HIN202EIBNZ? A: HIN202ECBNZ operates at 0°C ~ 70°C, matching the original temperature range. HIN202EIBNZ extends the operating range to -40°C ~ 85°C. Both support 230 Kbps data rate. Select based on your application's temperature requirements.

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