MAX213ECWI+ Equivalent & Substitute Parts Reference

Part Overview

The MAX213ECWI+ is a full-duplex RS232 transceiver manufactured by Analog Devices Inc./Maxim Integrated, configured with 4 drivers and 5 receivers in a 28-SOIC surface mount package. This interface IC operates across the 4.5V to 5.5V supply range and supports data rates up to 120 Kbps with a 500 mV receiver hysteresis specification. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Equivalent and substitute parts are identified based on matching electrical performance parameters, mechanical compatibility, and functional equivalence within the RS232 transceiver category.

Key Parameters

Parameter	Specification
Manufacturer Part Number	MAX213ECWI+
Manufacturer	Analog Devices Inc./Maxim Integrated
Category	Interface
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	4/5
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	28-SOIC (0.295", 7.50mm Width)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the MAX213ECWI+ are classified based on strict electrical and mechanical parameter matching. The primary substitution criteria are:

Critical Matching Parameters:

Protocol: RS232
Number of Drivers/Receivers: 4/5 configuration
Duplex: Full
Receiver Hysteresis: 500 mV
Data Rate: 120 Kbps
Voltage Supply Range: 4.5V ~ 5.5V
Operating Temperature Range: 0°C ~ 70°C
Package / Case: 28-SOIC (0.295", 7.50mm Width)
Mounting Type: Surface Mount

Parts are grouped into the following categories:

Parametric Equivalents (Full Electrical & Mechanical Match): MAX211CWI+, MAX211ECWI+, MAX213CWI+, MAX213ECWI+, MAX241CWI+, MAX241ECWI+

Direct Manufacturer Equivalent (Functional Match, Obsolete Status): MAX213CDWR

MFR Recommended Alternatives (Extended Temperature Range, Higher Hysteresis): ADM213ARZ, ADM213ARZ-REEL

Parameter Comparison

Part Number	Manufacturer	Drivers/Receivers	Data Rate (Kbps)	Receiver Hysteresis (mV)	Operating Temp (°C)	Product Status	Inventory (Pcs)
MAX213ECWI+	Analog Devices Inc./Maxim Integrated	4/5	120	500	0 ~ 70	Active	906
MAX211CWI+	Analog Devices Inc./Maxim Integrated	4/5	120	500	0 ~ 70	Active	1095
MAX211ECWI+	Analog Devices Inc./Maxim Integrated	4/5	120	500	0 ~ 70	Active	2260
MAX213CWI+	Analog Devices Inc./Maxim Integrated	4/5	120	500	0 ~ 70	Active	732
MAX214CWI+	Analog Devices Inc./Maxim Integrated	3/5	116	500	0 ~ 70	Active	2100
MAX241CWI+	Analog Devices Inc./Maxim Integrated	4/5	120	500	0 ~ 70	Active	2200
MAX241ECWI+	Analog Devices Inc./Maxim Integrated	4/5	120	500	0 ~ 70	Active	1736
MAX213CDWR	Texas Instruments	4/5	120	500	0 ~ 70	Obsolete	5473
ADM213ARZ	Analog Devices Inc.	4/5	120	650	-40 ~ 85	Active	3560
ADM213ARZ-REEL	Analog Devices Inc.	4/5	120	650	-40 ~ 85	Active	1099

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): MAX211CWI+, MAX211ECWI+, MAX213CWI+, MAX241CWI+, and MAX241ECWI+ provide full parametric equivalence to the MAX213ECWI+. All maintain Active product status, ROHS3 compliance, and identical electrical performance within the 0°C to 70°C operating range. Selection among these parts may be based on inventory availability and packaging format (Tube vs. Tape & Reel).

For Extended Temperature Applications: ADM213ARZ and ADM213ARZ-REEL extend the operating temperature range to -40°C to 85°C, suitable for industrial and automotive environments. These parts feature a higher receiver hysteresis specification of 650 mV compared to the 500 mV baseline. Both maintain Active status and ROHS3 compliance.

For Obsolete Part Replacement: MAX213CDWR, though marked Obsolete, maintains full electrical and mechanical compatibility with the MAX213ECWI+. This part should be considered only when existing inventory must be consumed or when legacy system documentation references this specific part number.

Packaging Considerations: Parts are available in Tube and Tape & Reel packaging formats. Selection should align with assembly process requirements and volume specifications.

Frequently Asked Questions (FAQ)

Q: Can MAX211ECWI+ directly replace MAX213ECWI+ in my design? A: Yes. Both parts share identical electrical specifications: 4/5 driver/receiver configuration, 120 Kbps data rate, 500 mV receiver hysteresis, 4.5V to 5.5V supply range, and 0°C to 70°C operating temperature. The 28-SOIC package and pinout are mechanically compatible. Substitution is valid for applications within these parameter ranges.

Q: What is the difference between MAX213ECWI+ and ADM213ARZ? A: The primary differences are operating temperature range and receiver hysteresis. ADM213ARZ operates from -40°C to 85°C (versus 0°C to 70°C) and features 650 mV receiver hysteresis (versus 500 mV). Both maintain 4/5 driver/receiver configuration and 120 Kbps data rate. ADM213ARZ is suitable for extended temperature applications but requires verification that the higher hysteresis specification does not impact signal integrity in your circuit.

Q: Is MAX214CWI+ a suitable substitute? A: MAX214CWI+ differs in driver/receiver configuration (3/5 versus 4/5) and data rate (116 Kbps versus 120 Kbps). This part is not a direct substitute and should only be used if your application requires fewer drivers and can tolerate the reduced data rate specification.

Q: Can I use the Obsolete MAX213CDWR in new designs? A: MAX213CDWR is marked Obsolete and should not be selected for new designs. Use Active alternatives such as MAX213ECWI+, MAX211ECWI+, MAX241ECWI+, or ADM213ARZ instead.

Q: What packaging formats are available? A: The MAX213ECWI+ and equivalent parts are available in Tube and Tape & Reel (TR) packaging. ADM213ARZ-REEL is specifically formatted for automated assembly. Selection depends on your manufacturing process and volume requirements.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, consistent with the MAX213ECWI+ specification.

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