MAX3386EEUP RS232 Transceiver Interface IC - Equivalent & Substitute Parts

Part Overview

The MAX3386EEUP is a full-duplex RS232 transceiver interface IC manufactured by Analog Devices Inc./Maxim Integrated, configured with 3 drivers and 2 receivers in a 20-TSSOP surface mount package. This component is classified as obsolete, with 2400 units currently in stock. Due to its obsolete product status, identifying equivalent and substitute parts is essential for design continuity, long-term supply chain planning, and system maintenance. Active alternatives with identical or compatible electrical and mechanical specifications are available from multiple manufacturers.

Key Parameters

Parameter	Specification
Manufacturer Part Number	MAX3386EEUP
Manufacturer	Analog Devices Inc./Maxim Integrated
Product Status	Obsolete
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	3/2
Duplex	Full
Data Rate	250 kbps
Voltage Supply Range	3V to 5.5V
Operating Temperature Range	-40°C to 85°C
Receiver Hysteresis	500 mV
Mounting Type	Surface Mount
Package / Case	20-TSSOP (0.173", 4.40mm Width)
RoHS Status	RoHS non-compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MAX3386EEUP is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

Protocol: RS232
Duplex: Full
Receiver Hysteresis: 500 mV
Data Rate: 250 kbps
Voltage Supply Range: 3V to 5.5V
Operating Temperature Range: -40°C to 85°C
Package / Case: 20-TSSOP (0.173", 4.40mm Width)
Mounting Type: Surface Mount
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Substitution Categories:

Category 1: Parametric Equivalents (2/2 Driver/Receiver Configuration) Parts with identical electrical specifications and package but reduced driver/receiver count (2/2 instead of 3/2). These are suitable for applications requiring fewer driver and receiver channels while maintaining full RS232 compliance and electrical performance.

Category 2: Direct Equivalents (3/2 Driver/Receiver Configuration) Parts with identical driver/receiver count (3/2), electrical specifications, and package. These provide direct functional replacement with no design modification required.

Category 3: Alternative Manufacturer Equivalents (3/2 Driver/Receiver Configuration) Parts from alternative manufacturers (MaxLinear, Texas Instruments) with identical 3/2 driver/receiver configuration, electrical specifications, and package, offering supply chain diversification.

Parameter Comparison

Part Number	Manufacturer	Drivers/Receivers	Product Status	Packaging	RoHS Status	Inventory (Pcs)
MAX3386EEUP	Analog Devices Inc./Maxim Integrated	3/2	Obsolete	Surface Mount	RoHS non-compliant	2400
MAX13223EEUP+	Analog Devices Inc./Maxim Integrated	2/2	Active	Tube	ROHS3 Compliant	1668
MAX13234EAUP+	Analog Devices Inc./Maxim Integrated	2/2	Active	Surface Mount	ROHS3 Compliant	1069
MAX13234EEUP+	Analog Devices Inc./Maxim Integrated	2/2	Active	Tube	ROHS3 Compliant	1900
MAX3224EEUP+	Analog Devices Inc./Maxim Integrated	2/2	Active	Tube	ROHS3 Compliant	1517
MAX3224EUP+	Analog Devices Inc./Maxim Integrated	2/2	Active	Tube	ROHS3 Compliant	3046
MAX3232EEUP+	Analog Devices Inc./Maxim Integrated	2/2	Active	Tube	ROHS3 Compliant	1900
MAX3386EEUP+	Analog Devices Inc./Maxim Integrated	3/2	Active	Tube	ROHS3 Compliant	7700
MAX3386EIPWR	Texas Instruments	3/2	Last Time Buy	Tape & Reel (TR)	ROHS3 Compliant	6352
SP3203EEY-L/TR	MaxLinear, Inc.	3/2	Active	Tape & Reel (TR)	RoHS Compliant	1629
TRS3386EIPWR	Texas Instruments	3/2	Active	Cut Tape (CT) & Digi-Reel®	ROHS3 Compliant	3920

Engineering Selection Recommendations

For Direct Replacement (No Design Modification):

MAX3386EEUP+ is the primary direct substitute. It maintains identical electrical specifications, driver/receiver configuration (3/2), and package format while offering active product status and ROHS3 compliance. Inventory availability is substantial at 7700 units.

For Alternative Manufacturer Equivalents:

TRS3386EIPWR (Texas Instruments) and SP3203EEY-L/TR (MaxLinear, Inc.) provide equivalent 3/2 transceiver functionality with identical electrical and mechanical specifications. Both are ROHS3 compliant and active products, supporting supply chain diversification. TRS3386EIPWR carries Last Time Buy status, indicating limited future availability.

For Reduced Channel Applications:

MAX3224EEUP+, MAX3224EUP+, MAX3232EEUP+, MAX13223EEUP+, MAX13234EAUP+, and MAX13234EEUP+ are suitable substitutes for applications requiring only 2/2 driver/receiver configuration. All maintain identical electrical performance, package specifications, and are ROHS3 compliant with active product status. MAX3224EUP+ offers the highest inventory availability at 3046 units.

Compliance Considerations:

The original MAX3386EEUP is RoHS non-compliant. All substitute parts listed are either ROHS3 compliant or RoHS compliant, supporting modern regulatory requirements and design standards.

Frequently Asked Questions (FAQ)

Q: Can MAX3224EEUP+ or MAX3232EEUP+ replace MAX3386EEUP in my design?

A: Yes, if your application uses only 2 drivers and 2 receivers. Both parts maintain identical electrical specifications (RS232 protocol, 250 kbps data rate, 3V to 5.5V supply, -40°C to 85°C operating range, 500 mV receiver hysteresis) and 20-TSSOP package. If your design requires 3 drivers and 2 receivers, these parts are not suitable without circuit modification.

Q: What is the difference between MAX3386EEUP and MAX3386EEUP+?

A: MAX3386EEUP+ is the active production equivalent of the obsolete MAX3386EEUP. Both share identical electrical specifications and 3/2 driver/receiver configuration. The primary differences are product status (Active vs. Obsolete) and RoHS compliance (ROHS3 Compliant vs. RoHS non-compliant). MAX3386EEUP+ is recommended for new designs and long-term supply planning.

Q: Are there packaging differences between substitute parts?

A: Yes. The original MAX3386EEUP uses standard surface mount packaging. Substitutes are available in multiple packaging formats: Tube (MAX3386EEUP+, MAX3224EEUP+, MAX3232EEUP+), Tape & Reel (MAX3386EIPWR, SP3203EEY-L/TR), and Cut Tape with Digi-Reel (TRS3386EIPWR). Packaging selection depends on assembly process requirements and order quantities.

Q: Can I use SP3203EEY-L/TR or TRS3386EIPWR as alternatives?

A: Yes. Both parts maintain identical electrical specifications and 3/2 driver/receiver configuration. SP3203EEY-L/TR (MaxLinear) is an active product. TRS3386EIPWR (Texas Instruments) is active but carries Last Time Buy status, indicating limited future availability. Both are ROHS3 compliant and suitable for direct functional replacement.

Q: What does "Last Time Buy" status mean for MAX3386EIPWR?

A: Last Time Buy indicates that Texas Instruments has announced end-of-life for this part. Current inventory (6352 units) represents the final available stock. After depletion, the part will no longer be manufactured or available for purchase. For long-term supply security, MAX3386EEUP+ or TRS3386EIPWR (Active status) are recommended.

Q: Are all substitute parts RoHS compliant?

A: All listed substitute parts are either ROHS3 Compliant or RoHS Compliant. The original MAX3386EEUP is RoHS non-compliant. Substitution with compliant alternatives supports modern environmental and regulatory standards.

Q: Do all parts share the same 20-TSSOP package dimensions?

A: Yes. All listed parts use the 20-TSSOP package with identical dimensions (0.173", 4.40mm Width). This ensures mechanical compatibility and direct PCB footprint compatibility without layout modification.

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