SP3222EEA-L Equivalent & Substitute Parts

Part Overview

The SP3222EEA-L is a 2/2 full-duplex RS232 transceiver manufactured by MaxLinear, Inc., housed in a 20-SSOP surface mount package. This device operates across a 3V to 5.5V supply range with a data rate of 235 Kbps and supports operating temperatures from -40°C to 85°C. The SP3222EEA-L is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new design implementations.

Key Parameters

Parameter	Value
Manufacturer Part Number	SP3222EEA-L
Manufacturer	MaxLinear, Inc.
Category	Interface
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Receiver Hysteresis	300 mV
Data Rate	235 Kbps
Voltage - Supply	3V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	20-SSOP (0.209", 5.30mm Width)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the SP3222EEA-L is determined by the following critical parameters:

Protocol Compatibility: RS232 full-duplex transceiver with 2/2 driver/receiver configuration
Package Compatibility: 20-SSOP surface mount package (0.209", 5.30mm Width)
Electrical Specifications: Supply voltage range 3V to 5.5V, operating temperature range -40°C to 85°C
Functional Equivalence: Full-duplex operation with receiver hysteresis and data rate performance

Substitute parts are grouped into two categories:

Parametric Equivalents maintain identical electrical and mechanical specifications to the SP3222EEA-L, with the primary distinction being product status (active vs. obsolete).

Manufacturer Recommended Substitutes provide functional equivalence within the RS232 transceiver category while maintaining package compatibility and core electrical parameters. These parts may exhibit variations in receiver hysteresis, data rate, operating temperature range, or moisture sensitivity level, but remain suitable for applications requiring 2/2 full-duplex RS232 transceiver functionality in a 20-SSOP package.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Product Status	Receiver Hysteresis (mV)	Data Rate (Kbps)	Operating Temperature	Voltage - Supply	Package / Case	MSL	RoHS Status
SP3222EEA-L	MaxLinear, Inc.	Obsolete	300	235	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	2 (1 Year)	Not Specified
SP3223EEA-L	MaxLinear, Inc.	Active	300	235	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	2 (1 Year)	ROHS3 Compliant
ADM3222ARSZ	Analog Devices Inc.	Active	400	460	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	1 (Unlimited)	ROHS3 Compliant
ADM3222ARSZ-REEL	Analog Devices Inc.	Active	400	460	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	1 (Unlimited)	ROHS3 Compliant
ADM3222ARSZ-REEL7	Analog Devices Inc.	Active	400	460	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	1 (Unlimited)	ROHS3 Compliant
ICL3222ECAZ	Renesas Electronics Corporation	Active	500	250	0°C ~ 70°C	3V ~ 5.5V	20-SSOP	3 (168 Hours)	ROHS3 Compliant
ICL3222ECAZ-T	Renesas Electronics Corporation	Active	500	250	0°C ~ 70°C	3V ~ 5.5V	20-SSOP	3 (168 Hours)	ROHS3 Compliant
ICL3222EIAZ	Renesas Electronics Corporation	Active	500	250	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	3 (168 Hours)	ROHS3 Compliant
ICL3222EIAZ-T	Renesas Electronics Corporation	Active	500	250	-40°C ~ 85°C	3V ~ 5.5V	20-SSOP	3 (168 Hours)	ROHS3 Compliant
MAX3222CAP+	Analog Devices Inc./Maxim Integrated	Active	300	120	0°C ~ 70°C	3V ~ 5.5V	20-SSOP	1 (Unlimited)	ROHS3 Compliant
MAX3222CAP+T	Analog Devices Inc./Maxim Integrated	Active	300	120	0°C ~ 70°C	3V ~ 5.5V	20-SSOP	1 (Unlimited)	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Parametric Equivalent):

SP3223EEA-L is the parametric equivalent to SP3222EEA-L, maintaining identical electrical and mechanical specifications while offering active product status and ROHS3 compliance. This part is the primary choice for direct substitution in existing designs.

For Active Product Status with Enhanced Performance:

ADM3222ARSZ, ADM3222ARSZ-REEL, and ADM3222ARSZ-REEL7 (Analog Devices Inc.) provide higher data rate capability (460 Kbps vs. 235 Kbps) and improved moisture sensitivity level (MSL 1 Unlimited vs. MSL 2 1 Year). These parts maintain the full operating temperature range (-40°C to 85°C) and ROHS3 compliance. Packaging options include tube and cut tape with Digi-Reel formats.

For Extended Temperature Range with Alternative Specifications:

ICL3222EIAZ and ICL3222EIAZ-T (Renesas Electronics Corporation) support the full -40°C to 85°C operating temperature range with ROHS3 compliance. These parts feature higher receiver hysteresis (500 mV) and data rate of 250 Kbps. MSL rating is 3 (168 Hours). Packaging includes tube and tape & reel options.

For Commercial Temperature Range Applications:

ICL3222ECAZ and ICL3222ECAZ-T (Renesas Electronics Corporation) operate within 0°C to 70°C temperature range, suitable for commercial-grade applications. MAX3222CAP+ and MAX3222CAP+T (Analog Devices Inc./Maxim Integrated) also operate within 0°C to 70°C range with lower data rate (120 Kbps) and MSL 1 (Unlimited) rating.

All substitute parts maintain ROHS3 compliance and are actively manufactured, ensuring long-term availability and supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can SP3223EEA-L directly replace SP3222EEA-L?

A: Yes. SP3223EEA-L is a parametric equivalent with identical electrical and mechanical specifications. The primary difference is product status (active vs. obsolete) and packaging format (tube). Both maintain 300 mV receiver hysteresis, 235 Kbps data rate, -40°C to 85°C operating temperature, and 20-SSOP package configuration.

Q: What are the key differences between Analog Devices ADM3222ARSZ variants and the original SP3222EEA-L?

A: ADM3222ARSZ, ADM3222ARSZ-REEL, and ADM3222ARSZ-REEL7 differ in data rate (460 Kbps vs. 235 Kbps), receiver hysteresis (400 mV vs. 300 mV), and moisture sensitivity level (MSL 1 Unlimited vs. MSL 2 1 Year). All maintain the same supply voltage range, operating temperature range, and 20-SSOP package. Packaging differs: tube, cut tape, and Digi-Reel formats are available.

Q: Are there operating temperature restrictions with substitute parts?

A: Yes. MAX3222CAP+, MAX3222CAP+T, ICL3222ECAZ, and ICL3222ECAZ-T operate within 0°C to 70°C range, which is narrower than the SP3222EEA-L specification of -40°C to 85°C. ADM3222ARSZ variants and ICL3222EIAZ variants maintain the full -40°C to 85°C range. Verify application temperature requirements before selection.

Q: What packaging options are available for substitute parts?

A: Substitute parts are available in multiple packaging formats: tube, cut tape (CT), Digi-Reel, and tape & reel (TR). All maintain the 20-SSOP (0.209", 5.30mm Width) surface mount package configuration. Packaging selection depends on assembly process requirements and supply chain preferences.

Q: Do all substitute parts meet RoHS compliance?

A: All active substitute parts listed are ROHS3 compliant. The original SP3222EEA-L does not specify RoHS status. For applications requiring RoHS certification, any of the listed active substitutes are suitable.

Q: Which substitute offers the highest data rate?

A: ADM3222ARSZ, ADM3222ARSZ-REEL, and ADM3222ARSZ-REEL7 provide the highest data rate at 460 Kbps, compared to 235 Kbps for the SP3222EEA-L. ICL3222 variants offer 250 Kbps, and MAX3222 variants offer 120 Kbps.

Q: What is the significance of moisture sensitivity level (MSL) differences?

A: MSL rating indicates the maximum time a component can be exposed to moisture before soldering. SP3222EEA-L and SP3223EEA-L have MSL 2 (1 Year). ADM3222 variants have MSL 1 (Unlimited), providing extended shelf life. ICL3222 variants have MSL 3 (168 Hours), requiring more careful handling. Selection depends on storage and assembly timeline requirements.

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