MAX202CSE-T RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The MAX202CSE-T is a 2/2 full-duplex RS232 transceiver manufactured by Analog Devices Inc./Maxim Integrated, housed in a 16-SOIC surface mount package. This component is classified as obsolete, indicating that direct procurement from original inventory may be limited. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain flexibility, and support long-term product availability for applications requiring RS232 serial communication interfaces.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX202CSE-T
Manufacturer	Analog Devices Inc./Maxim Integrated
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
Mounting Type	Surface Mount
Package / Case	16-SOIC (0.154", 3.90mm Width)
Product Status	Obsolete
RoHS Status	RoHS non-compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MAX202CSE-T 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
Data Rate: 120 Kbps (minimum)
Voltage - Supply: 4.5V ~ 5.5V
Mounting Type: Surface Mount
Package / Case: 16-SOIC (0.154", 3.90mm Width)

Substitute parts are categorized as follows:

Parametric Equivalents: Parts from Analog Devices Inc./Maxim Integrated that match all critical electrical parameters and package specifications. These include MAX202CSE+T, MAX202ECSE+T, MAX220CSE+T, MAX232CSE+T, and MAX232ECSE+T. These parts maintain identical functional performance within the specified parameter ranges.

Direct Equivalents: Parts from alternative manufacturers (Renesas Electronics Corporation, Texas Instruments) that match all critical electrical parameters and package specifications. These include HIN202CBNZ and MAX202IDR, providing cross-manufacturer compatibility.

Upgrade Options: Parts that exceed the original specifications in operating temperature range (-40°C ~ 85°C versus 0°C ~ 70°C) or data rate capability (230 Kbps versus 120 Kbps). These include HIN202IBNZ, HIN202IBNZ-T, and ADM1181AARWZ, suitable for applications requiring extended environmental performance.

Parameter Comparison

Part Number	Manufacturer	Drivers/Receivers	Data Rate	Supply Voltage	Operating Temp	Package	Product Status	RoHS Status
MAX202CSE-T	Analog Devices Inc./Maxim	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Obsolete	Non-compliant
MAX202CSE+T	Analog Devices Inc./Maxim	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active	ROHS3 Compliant
MAX202ECSE+T	Analog Devices Inc./Maxim	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active	ROHS3 Compliant
MAX220CSE+T	Analog Devices Inc./Maxim	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active	ROHS3 Compliant
MAX232CSE+T	Analog Devices Inc./Maxim	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active	ROHS3 Compliant
MAX232ECSE+T	Analog Devices Inc./Maxim	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active	ROHS3 Compliant
HIN202CBNZ	Renesas Electronics	2/2	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC	Active	ROHS3 Compliant
MAX202IDR	Texas Instruments	2/2	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active	ROHS3 Compliant
HIN202IBNZ	Renesas Electronics	2/2	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active	ROHS3 Compliant
HIN202IBNZ-T	Renesas Electronics	2/2	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active	ROHS3 Compliant
ADM1181AARWZ	Analog Devices Inc.	2/2	230 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC	Active	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): Select MAX202CSE+T, MAX202ECSE+T, MAX220CSE+T, MAX232CSE+T, or MAX232ECSE+T from Analog Devices Inc./Maxim Integrated. All are active products with ROHS3 compliance, addressing the RoHS non-compliance status of the obsolete MAX202CSE-T. These parts maintain identical electrical performance and package specifications, ensuring pin-for-pin compatibility and functional equivalence.

For Cross-Manufacturer Compatibility: HIN202CBNZ from Renesas Electronics Corporation provides direct electrical and mechanical equivalence with active product status and ROHS3 compliance. This option is suitable when supply chain diversification is required.

For Extended Operating Temperature Range: MAX202IDR (Texas Instruments), HIN202IBNZ, or HIN202IBNZ-T (Renesas Electronics Corporation) extend the operating temperature range to -40°C ~ 85°C, accommodating applications requiring enhanced thermal performance beyond the original 0°C ~ 70°C specification. These parts maintain all other electrical parameters and package specifications.

For Enhanced Data Rate Performance: ADM1181AARWZ from Analog Devices Inc. provides increased data rate capability (230 Kbps versus 120 Kbps) and extended operating temperature range (-40°C ~ 85°C). This part is suitable for applications requiring higher communication bandwidth while maintaining RS232 protocol compliance and 2/2 driver/receiver configuration.

All recommended substitutes are active products with ROHS3 compliance, ensuring regulatory alignment and long-term supply availability.

Frequently Asked Questions (FAQ)

Q: Can MAX202CSE+T be used as a direct replacement for MAX202CSE-T? A: Yes. MAX202CSE+T matches all critical electrical parameters (2/2 drivers/receivers, 120 Kbps data rate, 4.5V ~ 5.5V supply, 500 mV receiver hysteresis) and package specifications (16-SOIC). The primary difference is product status (active versus obsolete) and RoHS compliance (ROHS3 compliant versus non-compliant). Pin-for-pin compatibility is maintained.

Q: What is the difference between MAX202CSE+T and MAX232CSE+T? A: Both parts are parametric equivalents with identical electrical specifications and package form factors. The difference lies in the base product number designation (MAX202 versus MAX232 series). Both are active, ROHS3-compliant products suitable for direct substitution of the MAX202CSE-T.

Q: Can I use HIN202CBNZ instead of MAX202CSE-T? A: Yes. HIN202CBNZ from Renesas Electronics Corporation is a direct equivalent with matching electrical parameters (2/2 drivers/receivers, 120 Kbps data rate, 4.5V ~ 5.5V supply) and 16-SOIC package. It is an active product with ROHS3 compliance. Cross-manufacturer substitution is electrically and mechanically compatible.

Q: What advantage does MAX202IDR offer over the original MAX202CSE-T? A: MAX202IDR extends the operating temperature range to -40°C ~ 85°C compared to the original 0°C ~ 70°C specification. All other electrical parameters remain identical. This part is suitable for applications requiring enhanced thermal performance in industrial or automotive environments.

Q: Is ADM1181AARWZ a suitable replacement for MAX202CSE-T? A: ADM1181AARWZ is an upgrade option that exceeds the original specifications. It provides increased data rate capability (230 Kbps versus 120 Kbps) and extended operating temperature range (-40°C ~ 85°C). The 16-SOIC package and 2/2 driver/receiver configuration remain compatible. This part is recommended for applications requiring higher communication bandwidth or enhanced environmental performance.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All recommended substitute parts are ROHS3 compliant, addressing the RoHS non-compliance status of the obsolete MAX202CSE-T. This ensures regulatory alignment for new designs and supply chain continuity.

Q: What is the difference between HIN202IBNZ and HIN202IBNZ-T? A: Both parts are functionally equivalent with identical electrical specifications and extended operating temperature range (-40°C ~ 85°C). The primary difference is packaging format: HIN202IBNZ is supplied in Tube packaging, while HIN202IBNZ-T is supplied in Tape & Reel (TR) format. Selection depends on assembly process requirements and volume considerations.

Q: Can I substitute parts with different receiver hysteresis values? A: No. The receiver hysteresis specification (500 mV for MAX202CSE-T) is a critical parameter for RS232 signal integrity. All recommended substitutes maintain this specification. ADM1181AARWZ has 650 mV hysteresis and should only be selected if the application design accommodates this variation.

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