MAX3386ECPW RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The MAX3386ECPW is a full-duplex RS232 transceiver manufactured by Texas Instruments, featuring 3 drivers and 2 receivers in a 20-TSSOP surface mount package. This device operates across a 3V to 5.5V supply range with a 250 kbps data rate and is compliant with ROHS3 standards. The part is currently in Last Time Buy status, indicating end-of-life production. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain supply chain reliability for ongoing production and maintenance applications.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX3386ECPW
Manufacturer	Texas Instruments
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	3/2
Duplex	Full
Data Rate	250 kbps
Voltage Supply Range	3V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Package / Case	20-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Product Status	Last Time Buy

Substitute Part Grouping Explanation

Substitution of the MAX3386ECPW is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

Protocol: RS232
Package / Case: 20-TSSOP (0.173", 4.40mm Width)
Mounting Type: Surface Mount
Duplex: Full
Receiver Hysteresis: 500 mV
Data Rate: 250 kbps
Voltage Supply Range: 3V ~ 5.5V
RoHS Compliance: ROHS3 or equivalent

Secondary Consideration:

Number of Drivers/Receivers: 3/2 (primary configuration) or 2/2 (reduced functionality equivalent)
Operating Temperature: 0°C ~ 70°C (standard) or -40°C ~ 85°C (extended range upgrade)

Substitutes are grouped into three categories: MFR Recommended (active product with identical specifications), Parametric Equivalents (matching electrical and mechanical parameters with different driver/receiver counts or temperature ranges), and Direct/Upgrade alternatives (same base functionality with enhanced specifications or different manufacturers).

Parameter Comparison

Part Number	Manufacturer	Drivers/Receivers	Operating Temp	Product Status	Packaging	Inventory
MAX3386ECPW	Texas Instruments	3/2	0°C ~ 70°C	Last Time Buy	Tube	2200 Pcs
TRS3386ECPWR	Texas Instruments	3/2	0°C ~ 70°C	Active	Cut Tape & Digi-Reel	185546 Pcs
TRS3386ECPW	Texas Instruments	3/2	0°C ~ 70°C	Last Time Buy	Tube	2408 Pcs
MAX3386ECUP+T	Analog Devices Inc./Maxim Integrated	3/2	0°C ~ 70°C	Active	Tape & Reel	3700 Pcs
SP3203ECY-L/TR	MaxLinear, Inc.	3/2	0°C ~ 70°C	Active	Tape & Reel	8155 Pcs
MAX3386EEUP+	Analog Devices Inc./Maxim Integrated	3/2	-40°C ~ 85°C	Active	Tube	7700 Pcs
MAX3386EEUP+T	Analog Devices Inc./Maxim Integrated	3/2	-40°C ~ 85°C	Active	Tape & Reel	3800 Pcs
SP3203EEY-L/TR	MaxLinear, Inc.	3/2	-40°C ~ 85°C	Active	Tape & Reel	1629 Pcs
MAX3223CPW	Texas Instruments	2/2	0°C ~ 70°C	Obsolete	Tube	2900 Pcs
ICL3222ECVZ	Renesas Electronics Corporation	2/2	0°C ~ 70°C	Active	Tube	2300 Pcs
MAX3223ECUP+	Analog Devices Inc./Maxim Integrated	2/2	0°C ~ 70°C	Active	Tube	2100 Pcs

Engineering Selection Recommendations

For Direct Replacement (Identical 3/2 Configuration, Standard Temperature Range):

TRS3386ECPWR is the primary recommended substitute. This part maintains identical electrical specifications (3/2 drivers/receivers, 250 kbps, 3V-5.5V supply, 0°C-70°C operation) and is in Active product status with significantly higher inventory availability (185,546 pcs). The packaging format (Cut Tape & Digi-Reel) is suitable for automated assembly processes.

MAX3386ECUP+T provides an alternative with Active status and adequate inventory (3,700 pcs), available in Tape & Reel format from Analog Devices Inc./Maxim Integrated.

SP3203ECY-L/TR offers a third-party equivalent from MaxLinear, Inc., with the highest inventory level (8,155 pcs) among standard temperature range options and Active product status.

For Extended Temperature Range Applications (-40°C to 85°C):

MAX3386EEUP+ and MAX3386EEUP+T are upgrade options maintaining the 3/2 configuration with extended operating temperature range. Both are Active products with substantial inventory (7,700 and 3,800 pcs respectively).

SP3203EEY-L/TR provides an extended temperature equivalent from MaxLinear, Inc., with Active status and 1,629 pcs available.

For Reduced Driver/Receiver Configuration (2/2):

ICL3222ECVZ (Renesas Electronics Corporation) and MAX3223ECUP+ (Analog Devices Inc./Maxim Integrated) are parametric equivalents suitable only when application requirements permit operation with 2 drivers and 2 receivers instead of 3 drivers and 2 receivers. Both maintain standard temperature range (0°C-70°C) and Active product status.

Compliance Considerations:

All recommended substitutes maintain ROHS3 compliance or equivalent RoHS certification. Moisture Sensitivity Level 1 (Unlimited) is preserved across all primary recommendations, ensuring consistent handling and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can I use a 2/2 transceiver (ICL3222ECVZ or MAX3223ECUP+) as a direct replacement for the MAX3386ECPW?

A: No, not as a direct replacement. The MAX3386ECPW provides 3 drivers and 2 receivers, while these alternatives provide only 2 drivers and 2 receivers. Use these only if your application design requires fewer driver channels and can operate with reduced transmit capability.

Q: What is the difference between TRS3386ECPWR and TRS3386ECPW?

A: Both are Texas Instruments TRS3386 variants with identical electrical specifications (3/2 configuration, 250 kbps, 3V-5.5V supply, 0°C-70°C operation). The primary difference is packaging: TRS3386ECPWR is supplied in Cut Tape & Digi-Reel format with significantly higher inventory (185,546 pcs), while TRS3386ECPW is supplied in Tube format with lower inventory (2,408 pcs). TRS3386ECPWR is recommended for new designs and high-volume production.

Q: Should I select an extended temperature range part (MAX3386EEUP+ or SP3203EEY-L/TR) even if my application only requires 0°C to 70°C operation?

A: Extended temperature range parts are upgrades that provide broader operational capability. Selection should be based on actual application requirements. If your design operates within 0°C to 70°C, standard temperature range parts are appropriate. Extended range parts are beneficial only when application environments or future design flexibility justify the specification upgrade.

Q: Are all substitute parts available in the same package format?

A: No. The MAX3386ECPW is supplied in Tube format. Substitutes are available in multiple packaging formats: Tube, Cut Tape & Digi-Reel, and Tape & Reel (TR). Verify packaging compatibility with your assembly process requirements. Tape & Reel formats are standard for automated pick-and-place assembly, while Tube format is suitable for manual or semi-automated processes.

Q: What is the significance of "Last Time Buy" status for the MAX3386ECPW?

A: Last Time Buy indicates the manufacturer has announced end-of-life production. Existing inventory (2,200 pcs) represents the final available stock. For ongoing production requirements, transition to an Active product substitute such as TRS3386ECPWR, MAX3386ECUP+T, or SP3203ECY-L/TR to ensure long-term supply chain continuity.

Q: Can I mix different substitute parts in the same production run?

A: Yes, provided all selected parts maintain identical electrical specifications (protocol, driver/receiver count, data rate, voltage supply range, operating temperature). Parts with different driver/receiver configurations (3/2 vs. 2/2) or temperature ranges (-40°C to 85°C vs. 0°C to 70°C) are not interchangeable and must not be mixed within a single design implementation.

Q: What is the difference between Analog Devices Inc./Maxim Integrated and Texas Instruments versions?

A: Both manufacturers produce functionally equivalent RS232 transceivers meeting the same electrical specifications. The primary differences are manufacturing source, product status (Active vs. Last Time Buy), and inventory availability. Selection between manufacturers should consider supply chain strategy, qualification requirements, and inventory levels for your production timeline.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message