SP3224EEA-L RS232 Transceiver: Equivalent & Substitute Parts

Part Overview

The SP3224EEA-L is a 2/2 full-duplex RS232 transceiver manufactured by MaxLinear, Inc., housed in a 20-SSOP surface mount package. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support, redesigns, and production continuity. The part operates across a 3V to 5.5V supply range with a 250 kbps data rate and 500 mV receiver hysteresis, meeting industrial temperature requirements from -40°C to 85°C.

Substiute Parts

SP3224EEA-L

MaxLinear, Inc.In Stock: 2069SP3224EEA-L Datasheet

Current PartRFQ

ICL3224EIAZ-T

Renesas Electronics CorporationIn Stock: 963ICL3224EIAZ-T Datasheet

MFR RecommendedRFQ

MAX3224EAAP/GG8

Analog Devices Inc./Maxim IntegratedIn Stock: 1073MAX3224EAAP/GG8 Datasheet

MFR RecommendedRFQ

MAX3224EAP+T

Analog Devices Inc./Maxim IntegratedIn Stock: 2282MAX3224EAP+T Datasheet

MFR RecommendedRFQ

MAX3224EEAP+T

Analog Devices Inc./Maxim IntegratedIn Stock: 5338MAX3224EEAP+T Datasheet

MFR RecommendedRFQ

ICL3222EIAZ

Renesas Electronics CorporationIn Stock: 1507ICL3222EIAZ Datasheet

Parametric EquivalentRFQ

ICL3224EIAZ

Renesas Electronics CorporationIn Stock: 1534ICL3224EIAZ Datasheet

Parametric EquivalentRFQ

ICL3225EIAZ

Renesas Electronics CorporationIn Stock: 1814ICL3225EIAZ Datasheet

Parametric EquivalentRFQ

MAX3223ECAP+

Analog Devices Inc./Maxim IntegratedIn Stock: 2110MAX3223ECAP+ Datasheet

Parametric EquivalentRFQ

MAX3223IDB

Texas InstrumentsIn Stock: 2415MAX3223IDB Datasheet

Parametric EquivalentRFQ

MAX3224EAP+

Analog Devices Inc./Maxim IntegratedIn Stock: 3998MAX3224EAP+ Datasheet

Parametric EquivalentRFQ

MAX3224EEAP+

Analog Devices Inc./Maxim IntegratedIn Stock: 2132MAX3224EEAP+ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SP3224EEA-L is determined by strict alignment of the following parameters:

• Protocol: RS232
• Drivers/Receivers Configuration: 2/2
• Duplex Mode: Full
• Data Rate: 250 kbps
• Voltage Supply Range: 3V ~ 5.5V
• Operating Temperature Range: -40°C ~ 85°C
• Receiver Hysteresis: 500 mV
• Package/Case: 20-SSOP (0.209", 5.30mm Width)
• Mounting Type: Surface Mount

All substitute parts listed below meet these core electrical and mechanical parameters. Substitutes are categorized as either MFR Recommended (manufacturer-endorsed alternatives) or Parametric Equivalents (parts matching all functional specifications).

Parameter Comparison

Engineering Selection Recommendations

For applications requiring the SP3224EEA-L, the following selection criteria apply:

Active Status Priority: MAX3224EEAP+T, MAX3224EAP+T, MAX3224EAP+, ICL3224EIAZ-T, and ICL3224EIAZ are all active products with full manufacturer support and current production availability. These parts eliminate obsolescence risk and provide long-term supply chain stability.

RoHS3 Compliance: All recommended substitutes except MAX3224EAAP/GG8 carry explicit ROHS3 Compliant certification, meeting modern environmental and regulatory requirements for new designs and production runs.

Moisture Sensitivity Considerations: MAX3224 variants from Analog Devices (MSL 1, Unlimited) offer superior moisture tolerance compared to the original SP3224EEA-L (MSL 2, 1 Year). Renesas ICL3224EIAZ-T and ICL3224EIAZ match the original MSL 2 specification. ICL3222EIAZ carries MSL 3 (168 Hours), requiring more stringent handling during assembly.

Packaging and Availability: All substitutes maintain the 20-SSOP package footprint, ensuring direct PCB compatibility. MAX3224EEAP+T offers the highest current inventory (5,279 units), followed by MAX3224EAP+T (2,200 units) and MAX3224EAP+ (3,968 units).

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for SP3224EEA-L?

A: Yes. All listed parts meet the core electrical specifications: 2/2 full-duplex RS232 transceiver, 250 kbps data rate, 3V to 5.5V supply, -40°C to 85°C operating range, 500 mV receiver hysteresis, and 20-SSOP package. Pin-to-pin compatibility is maintained across all substitutes.

Q: What is the difference between MFR Recommended and Parametric Equivalent parts?

A: MFR Recommended parts (ICL3224EIAZ-T, MAX3224EAAP/GG8, MAX3224EAP+T, MAX3224EEAP+T) are explicitly endorsed by manufacturers as direct alternatives. Parametric Equivalent parts (ICL3222EIAZ, ICL3224EIAZ, ICL3225EIAZ, MAX3223ECAP+, MAX3223IDB, MAX3224EAP+) match all functional specifications but may have minor design variations. Both categories are electrically and mechanically compatible.

Q: Does moisture sensitivity level affect my selection?

A: MSL rating determines storage and handling requirements before soldering. MSL 1 (Unlimited) parts like MAX3224EAP+T require no special precautions. MSL 2 (1 Year) parts like ICL3224EIAZ must be used within one year of packaging. MSL 3 (168 Hours) parts like ICL3222EIAZ require use within 168 hours of opening. Choose based on your production timeline and storage capabilities.

Q: Are there any obsolete parts in the substitute list?

A: MAX3223IDB (Texas Instruments) is marked obsolete. While it meets all electrical and mechanical parameters, it carries obsolescence risk. For new designs, prioritize active status parts: MAX3224EEAP+T, MAX3224EAP+T, ICL3224EIAZ-T, or ICL3224EIAZ.

Q: What packaging options are available?

A: Substitutes are supplied in multiple packaging formats: Cut Tape (CT) & Digi-Reel® (MAX3224EAP+T, MAX3224EEAP+T), Tape & Reel (TR) (ICL3224EIAZ-T), and Tube (ICL3222EIAZ, ICL3224EIAZ, ICL3225EIAZ, MAX3223ECAP+, MAX3223IDB, MAX3224EAP+). Select packaging based on your assembly process and volume requirements.

Q: Which substitute offers the best long-term availability?

A: MAX3224EEAP+T (Analog Devices Inc./Maxim Integrated) combines active product status, ROHS3 compliance, MSL 1 (Unlimited) moisture rating, and the highest inventory level (5,279 units), providing optimal supply chain security for production continuity.