MAX207CWG+ Equivalent & Substitute Parts

Part Overview

The MAX207CWG+ is a full-duplex RS232 transceiver manufactured by Analog Devices Inc./Maxim Integrated, configured with 5 drivers and 3 receivers in a 24-SOIC surface mount package. This interface component operates within the 4.75V to 5.25V supply range and supports data rates up to 120 Kbps across the commercial temperature range of 0°C to 70°C. The part is currently active in production and ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical compatibility, and functional equivalence within the RS232 transceiver category.

Key Parameters

Parameter	MAX207CWG+
Manufacturer	Analog Devices Inc./Maxim Integrated
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	5/3
Duplex	Full
Receiver Hysteresis	500 mV
Data Rate	120 Kbps
Voltage - Supply	4.75V ~ 5.25V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	24-SOIC (0.295", 7.50mm Width)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitution of the MAX207CWG+ is determined by the following critical parameters: RS232 protocol compliance, 5/3 driver/receiver configuration, full-duplex operation, 24-SOIC package compatibility, and surface mount mounting type. Substitute parts are grouped into three categories based on electrical and operational alignment:

Parametric Equivalents maintain identical electrical specifications including 500 mV receiver hysteresis, 120 Kbps data rate, 4.75V–5.25V supply voltage, and 0°C–70°C operating temperature range. These parts are direct functional replacements within the same commercial temperature and voltage specifications.

Direct Manufacturer Equivalents share the same 5/3 configuration, RS232 protocol, and 24-SOIC package but may differ in receiver hysteresis (650 mV), supply voltage range (4.75V–5.25V), and operating temperature (0°C–70°C). These parts maintain functional compatibility for applications within the specified commercial operating range.

MFR Recommended Alternatives include extended-temperature variants and higher data rate options. These parts feature 650 mV receiver hysteresis, expanded supply voltage ranges (4.5V–5.5V), extended operating temperatures (-40°C–85°C), and in some cases higher data rates (230 Kbps). These alternatives are suitable for applications requiring enhanced environmental performance or higher communication speeds while maintaining the 5/3 configuration and 24-SOIC package.

Parameter Comparison

Part Number	Manufacturer	Type	Drivers/Receivers	Receiver Hysteresis	Data Rate	Supply Voltage	Operating Temperature	Package	Packaging	Product Status
MAX207CWG+	Analog Devices Inc./Maxim Integrated	Transceiver	5/3	500 mV	120 Kbps	4.75V ~ 5.25V	0°C ~ 70°C	24-SOIC	Tube	Active
MAX207ECWG+	Analog Devices Inc./Maxim Integrated	Transceiver	5/3	500 mV	120 Kbps	4.75V ~ 5.25V	0°C ~ 70°C	24-SOIC	Tube	Active
ADM237LJRZ	Analog Devices Inc.	Transceiver	5/3	650 mV	120 Kbps	4.75V ~ 5.25V	0°C ~ 70°C	24-SOIC	Tube	Active
ADM207ARZ	Analog Devices Inc.	Transceiver	5/3	650 mV	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	24-SOIC	Tube	Active
ADM207ARZ-REEL	Analog Devices Inc.	Transceiver	5/3	650 mV	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	24-SOIC	Tape & Reel (TR)	Active
ADM207EARZ	Analog Devices Inc.	Transceiver	5/3	650 mV	230 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	24-SOIC	Tube	Active
ADM207EARZ-REEL	Analog Devices Inc.	Transceiver	5/3	650 mV	230 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	24-SOIC	Tape & Reel (TR)	Active
ADM237LJRZ-REEL	Analog Devices Inc.	Transceiver	5/3	650 mV	120 Kbps	4.75V ~ 5.25V	0°C ~ 70°C	24-SOIC	Tape & Reel (TR)	Active
MAX207IDW	Texas Instruments	Transceiver	5/3	500 mV	120 Kbps	4.75V ~ 5.25V	-40°C ~ 85°C	24-SOIC	Tube	Obsolete
MAX207IDWR	Texas Instruments	Transceiver	5/3	500 mV	120 Kbps	4.75V ~ 5.25V	-40°C ~ 85°C	24-SOIC	Tape & Reel (TR)	Active

Engineering Selection Recommendations

For direct replacement of MAX207CWG+ in active production designs, MAX207ECWG+ is the primary parametric equivalent, offering identical electrical specifications and commercial temperature range within the same tube packaging format.

For applications requiring extended environmental performance, ADM207ARZ and ADM207ARZ-REEL provide expanded supply voltage tolerance (4.5V–5.5V) and extended operating temperature range (-40°C–85°C) while maintaining 120 Kbps data rate. Selection between tube and tape & reel packaging depends on assembly requirements.

For applications requiring higher data rate capability, ADM207EARZ and ADM207EARZ-REEL support 230 Kbps operation with extended temperature and voltage specifications. These parts are suitable for demanding communication protocols within the same 5/3 transceiver architecture.

ADM237LJRZ and ADM237LJRZ-REEL maintain commercial temperature specifications (0°C–70°C) with 650 mV receiver hysteresis and are available in both tube and tape & reel formats for standard commercial applications.

MAX207IDW is marked obsolete and should not be selected for new designs. MAX207IDWR remains active and provides extended temperature operation (-40°C–85°C) with identical electrical specifications to MAX207CWG+, suitable as an alternative when extended temperature performance is required within the commercial voltage range.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and 24-SOIC package compatibility with the original MAX207CWG+.

Frequently Asked Questions (FAQ)

Q: Can MAX207ECWG+ be used as a direct replacement for MAX207CWG+?

A: Yes. MAX207ECWG+ is a parametric equivalent with identical electrical specifications, including 500 mV receiver hysteresis, 120 Kbps data rate, 4.75V–5.25V supply voltage, and 0°C–70°C operating temperature. Both are packaged in 24-SOIC tube format and are functionally interchangeable.

Q: What is the difference between ADM207ARZ and ADM207EARZ?

A: ADM207ARZ operates at 120 Kbps maximum data rate, while ADM207EARZ supports 230 Kbps. Both feature 650 mV receiver hysteresis, 4.5V–5.5V supply voltage range, and -40°C–85°C operating temperature. ADM207EARZ is suitable for higher-speed RS232 communication protocols.

Q: Can I use tape & reel packaged parts (REEL suffix) in place of tube packaged parts?

A: Tape & reel and tube packaging contain identical die and electrical specifications. The packaging format difference affects only the delivery and handling method. Selection depends on assembly line requirements and component feeder compatibility. Electrically and functionally, they are equivalent.

Q: Are ADM207 series parts compatible with MAX207CWG+ in terms of package and pinout?

A: Yes. All substitute parts listed maintain the 24-SOIC (0.295", 7.50mm Width) package with identical pinout and mechanical compatibility. Surface mount assembly processes are compatible across all listed alternatives.

Q: Why would I select ADM207ARZ over MAX207ECWG+ if both are active products?

A: ADM207ARZ provides extended operating temperature range (-40°C–85°C) and expanded supply voltage tolerance (4.5V–5.5V), making it suitable for industrial and automotive applications. MAX207ECWG+ is optimized for commercial temperature range (0°C–70°C) applications. Selection depends on environmental operating requirements.

Q: Is MAX207IDW still available for new designs?

A: No. MAX207IDW is marked obsolete and should not be selected for new designs. MAX207IDWR is the active alternative, offering identical electrical specifications with extended temperature operation (-40°C–85°C) in tape & reel packaging.

Q: Do all substitute parts maintain the same compliance certifications as MAX207CWG+?

A: Yes. All listed substitute parts are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (Unlimited) moisture sensitivity rating, matching the compliance profile of MAX207CWG+.

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