MAX202EEUE RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The MAX202EEUE is a 2/2 full-duplex RS232 transceiver manufactured by Analog Devices Inc./Maxim Integrated, housed in a 16-TSSOP surface mount package. This interface IC operates across a 4.5V to 5.5V supply range with a 120 kbps data rate and 500 mV receiver hysteresis. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new design implementations.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX202EEUE
Manufacturer	Analog Devices Inc./Maxim Integrated
Category	Interface
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Voltage - Supply	4.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Data Rate	120 kbps
Receiver Hysteresis	500 mV
Product Status	Obsolete
RoHS Status	RoHS non-compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MAX202EEUE is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

Protocol: RS232
Number of Drivers/Receivers: 2/2
Duplex: Full
Package / Case: 16-TSSOP (0.173", 4.40mm Width)
Mounting Type: Surface Mount
Voltage - Supply: 4.5V ~ 5.5V (minimum requirement)
Operating Temperature: -40°C ~ 85°C (minimum requirement)

Substitution Categories:

Parametric Equivalent: Parts with identical electrical specifications and package, differing only in product status or packaging format. MAX202EEUE+ qualifies as a parametric equivalent with active product status and improved RoHS3 compliance.

Direct Manufacturer Equivalent: Parts from alternative manufacturers meeting all core electrical and mechanical parameters. MAX202IPWR from Texas Instruments maintains identical specifications within the allowed parameter set.

Manufacturer Recommended Alternatives: Parts with enhanced specifications (higher data rate, improved receiver hysteresis) that maintain backward compatibility through superior performance margins. ADM202EARUZ, ADM202EARUZ-REEL, and ADM202EARUZ-REEL7 offer 230 kbps data rate and 650 mV receiver hysteresis while preserving all critical interface parameters.

Extended Compatibility Options: Parts with relaxed supply voltage ranges (3V minimum) and enhanced data rates that function in MAX202EEUE applications. SP3232EBEY-L/TR, SP3232EBCY-L/TR, and SP3232ECY-L provide 250 kbps data rate with wider voltage tolerance.

Parameter Comparison

Part Number	Manufacturer	Product Status	Data Rate	Receiver Hysteresis	Voltage - Supply	Operating Temperature	RoHS Status	Packaging
MAX202EEUE	Analog Devices Inc./Maxim Integrated	Obsolete	120 kbps	500 mV	4.5V ~ 5.5V	-40°C ~ 85°C	RoHS non-compliant	16-TSSOP
MAX202EEUE+	Analog Devices Inc./Maxim Integrated	Active	120 kbps	500 mV	4.5V ~ 5.5V	-40°C ~ 85°C	ROHS3 Compliant	16-TSSOP (Tube)
MAX202IPWR	Texas Instruments	Active	120 kbps	500 mV	4.5V ~ 5.5V	-40°C ~ 85°C	ROHS3 Compliant	16-TSSOP (Cut Tape & Digi-Reel)
ADM202EARUZ	Analog Devices Inc.	Active	230 kbps	650 mV	4.5V ~ 5.5V	-40°C ~ 85°C	ROHS3 Compliant	16-TSSOP (Tube)
ADM202EARUZ-REEL	Analog Devices Inc.	Active	230 kbps	650 mV	4.5V ~ 5.5V	-40°C ~ 85°C	ROHS3 Compliant	16-TSSOP (Tape & Reel)
ADM202EARUZ-REEL7	Analog Devices Inc.	Active	230 kbps	650 mV	4.5V ~ 5.5V	-40°C ~ 85°C	ROHS3 Compliant	16-TSSOP (Cut Tape & Digi-Reel)
MAX202CPW	Texas Instruments	Obsolete	120 kbps	500 mV	4.5V ~ 5.5V	0°C ~ 70°C	ROHS3 Compliant	16-TSSOP (Tube)
MAX202CPWR	Texas Instruments	Obsolete	120 kbps	500 mV	4.5V ~ 5.5V	0°C ~ 70°C	ROHS3 Compliant	16-TSSOP (Cut Tape & Digi-Reel)
SP3232EBCY-L/TR	MaxLinear, Inc.	Active	250 kbps	300 mV	3V ~ 5.5V	0°C ~ 70°C	ROHS3 Compliant	16-TSSOP (Cut Tape & Digi-Reel)
SP3232EBEY-L/TR	MaxLinear, Inc.	Active	250 kbps	300 mV	3V ~ 5.5V	-40°C ~ 85°C	ROHS3 Compliant	16-TSSOP (Cut Tape & Digi-Reel)
SP3232ECY-L	MaxLinear, Inc.	Active	235 kbps	300 mV	3V ~ 5.5V	0°C ~ 70°C	RoHS Compliant	16-TSSOP (Tube)

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): Select MAX202EEUE+ for active product status with RoHS3 compliance and identical electrical performance. This part maintains the original 120 kbps data rate and 500 mV receiver hysteresis while offering improved regulatory compliance and current availability.

For Active Product Status with Enhanced Performance: ADM202EARUZ, ADM202EARUZ-REEL, and ADM202EARUZ-REEL7 provide superior specifications with doubled data rate (230 kbps) and improved receiver hysteresis (650 mV). These parts are fully backward compatible in applications designed for MAX202EEUE, offering performance headroom without design modification.

For Extended Temperature Range Requirements: SP3232EBEY-L/TR from MaxLinear maintains the -40°C to 85°C operating range with enhanced data rate (250 kbps) and wider supply voltage tolerance (3V to 5.5V). This part is suitable for applications requiring extended temperature performance with improved noise immunity (300 mV hysteresis).

For Packaging Format Flexibility: MAX202IPWR (Texas Instruments) provides identical specifications to MAX202EEUE in Cut Tape & Digi-Reel packaging format with active product status and RoHS3 compliance. Select based on procurement and assembly requirements.

Compliance Consideration: All recommended active substitutes carry RoHS3 compliance. The original MAX202EEUE is RoHS non-compliant; migration to compliant alternatives is necessary for new designs and regulated applications.

Frequently Asked Questions (FAQ)

Q: Can MAX202EEUE+ be used as a direct drop-in replacement for MAX202EEUE?

A: Yes. MAX202EEUE+ maintains identical electrical specifications (120 kbps data rate, 500 mV receiver hysteresis, 4.5V to 5.5V supply, -40°C to 85°C operating range) and package format (16-TSSOP). The primary difference is active product status and RoHS3 compliance. Packaging format differs (Tube vs. unspecified), which may affect procurement but not electrical compatibility.

Q: What is the difference between ADM202EARUZ and MAX202EEUE?

A: ADM202EARUZ operates at 230 kbps data rate versus 120 kbps for MAX202EEUE, and provides 650 mV receiver hysteresis versus 500 mV. Both maintain identical supply voltage (4.5V to 5.5V) and operating temperature range (-40°C to 85°C). The ADM202 is backward compatible in MAX202 applications due to superior performance specifications. ADM202EARUZ is active product status with RoHS3 compliance.

Q: Can SP3232EBEY-L/TR replace MAX202EEUE in all applications?

A: SP3232EBEY-L/TR is functionally compatible as a 2/2 full-duplex RS232 transceiver in 16-TSSOP package. Key differences include wider supply voltage range (3V to 5.5V vs. 4.5V to 5.5V), higher data rate (250 kbps vs. 120 kbps), and lower receiver hysteresis (300 mV vs. 500 mV). Applications designed for MAX202EEUE will operate with SP3232EBEY-L/TR; verify that lower hysteresis does not introduce noise sensitivity in your specific signal environment.

Q: What packaging formats are available for MAX202 equivalents?

A: Substitutes are available in Tube, Tape & Reel (TR), and Cut Tape & Digi-Reel formats. MAX202EEUE+ is supplied in Tube. ADM202EARUZ is supplied in Tube; ADM202EARUZ-REEL in Tape & Reel; ADM202EARUZ-REEL7 in Cut Tape & Digi-Reel. SP3232 variants are available in Cut Tape & Digi-Reel and Tube formats. Select based on assembly process requirements and procurement volume.

Q: Are all substitute parts RoHS compliant?

A: Most active substitutes carry RoHS3 compliance. SP3232ECY-L carries RoHS compliance (not RoHS3). The original MAX202EEUE is RoHS non-compliant. Verify compliance requirements for your application and regulatory jurisdiction before final selection.

Q: What is the inventory status of these parts?

A: MAX202EEUE has 1,104 pcs in stock. Active substitutes show higher availability: MAX202EEUE+ (2,300 pcs), MAX202IPWR (1,420 pcs), ADM202EARUZ (2,311 pcs), ADM202EARUZ-REEL (1,922 pcs), ADM202EARUZ-REEL7 (2,400 pcs), SP3232EBCY-L/TR (25,300 pcs), SP3232EBEY-L/TR (30,194 pcs), and SP3232ECY-L (1,600 pcs). Inventory levels support both immediate requirements and long-term supply planning.

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