SP211CA-L RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The SP211CA-L is a full-duplex RS232 transceiver manufactured by MaxLinear, Inc., configured with 4 drivers and 5 receivers in a 28-SSOP surface mount package. This component is discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives from active manufacturers. Substitute parts must maintain electrical compatibility across supply voltage, data rate, operating temperature, and package specifications to ensure direct replacement capability in existing designs.

Key Parameters

Parameter	SP211CA-L
Manufacturer	MaxLinear, Inc.
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	4/5
Duplex	Full
Data Rate	120 Kbps
Voltage - Supply	4.5V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Package / Case	28-SSOP (0.209", 5.30mm Width)
Mounting Type	Surface Mount
RoHS Status	RoHS Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)
Product Status	Discontinued at DiGi Electronics

Substitute Part Grouping Explanation

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

Critical Parameters (Must Match):

Protocol: RS232
Number of Drivers/Receivers: 4/5 configuration
Duplex: Full
Package / Case: 28-SSOP (0.209", 5.30mm Width)
Mounting Type: Surface Mount
Data Rate: Minimum 120 Kbps
Voltage - Supply: Compatible with 4.5V ~ 5.5V range or subset thereof

Acceptable Variations:

Operating Temperature: May exceed original range (wider operating window acceptable)
Receiver Hysteresis: Variations permitted within RS232 specification compliance
RoHS Status: ROHS3 Compliant acceptable for RoHS Compliant requirement
Moisture Sensitivity Level: May differ based on packaging and storage conditions
Product Status: Active status preferred for long-term availability

Substitute parts are grouped by manufacturer and base product number to facilitate selection based on availability, packaging format, and temperature rating requirements.

Parameter Comparison

Part Number	Manufacturer	Drivers/Receivers	Data Rate	Supply Voltage	Operating Temp	Package	Product Status	RoHS Status
SP211CA-L	MaxLinear, Inc.	4/5	120 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	28-SSOP	Discontinued	RoHS Compliant
ADM211ARSZ	Analog Devices Inc.	4/5	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	28-SSOP	Active	ROHS3 Compliant
ADM211ARSZ-REEL	Analog Devices Inc.	4/5	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	28-SSOP	Active	ROHS3 Compliant
ADM211EARSZ	Analog Devices Inc.	4/5	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	28-SSOP	Active	ROHS3 Compliant
ADM211EARSZ-REEL	Analog Devices Inc.	4/5	120 Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	28-SSOP	Active	ROHS3 Compliant
ADM241LARSZ	Analog Devices Inc.	4/5	120 Kbps	4.75V ~ 5.25V	-40°C ~ 85°C	28-SSOP	Active	ROHS3 Compliant
ADM241LARSZ-REEL	Analog Devices Inc.	4/5	120 Kbps	4.75V ~ 5.25V	-40°C ~ 85°C	28-SSOP	Active	ROHS3 Compliant
ADM241LJRSZ	Analog Devices Inc.	4/5	120 Kbps	4.75V ~ 5.25V	0°C ~ 70°C	28-SSOP	Active	ROHS3 Compliant
ADM241LJRSZ-REEL	Analog Devices Inc.	4/5	120 Kbps	4.75V ~ 5.25V	0°C ~ 70°C	28-SSOP	Active	ROHS3 Compliant
HIN211ECAZ	Renesas Electronics Corporation	4/5	230 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	28-SSOP	Active	ROHS3 Compliant
HIN211ECAZ-T	Renesas Electronics Corporation	4/5	230 Kbps	4.5V ~ 5.5V	0°C ~ 70°C	28-SSOP	Active	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes (Exact Temperature Match):

ADM241LJRSZ and ADM241LJRSZ-REEL maintain the original operating temperature range of 0°C ~ 70°C. These parts are manufactured by Analog Devices Inc., an active supplier with high inventory availability. The supply voltage range (4.75V ~ 5.25V) is a subset of the original specification, compatible with standard 5V supply designs. Both parts are ROHS3 Compliant and available in Tube and Tape & Reel packaging formats.

HIN211ECAZ and HIN211ECAZ-T from Renesas Electronics Corporation match the original temperature range and supply voltage (4.5V ~ 5.5V). These parts offer enhanced data rate capability (230 Kbps versus 120 Kbps), providing performance margin. Available in Tube and Tape & Reel formats with ROHS3 Compliance.

Extended Temperature Range Substitutes:

ADM211ARSZ, ADM211ARSZ-REEL, ADM211EARSZ, and ADM211EARSZ-REEL from Analog Devices Inc. extend the operating temperature range to -40°C ~ 85°C, suitable for applications requiring wider environmental tolerance. Supply voltage specification (4.5V ~ 5.5V) matches the original part. All variants are ROHS3 Compliant with active product status.

ADM241LARSZ and ADM241LARSZ-REEL provide extended temperature operation (-40°C ~ 85°C) with narrower supply voltage tolerance (4.75V ~ 5.25V). High inventory availability supports immediate procurement.

Packaging Considerations:

Tube packaging is suitable for manual assembly and lower-volume production. Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel® formats support automated pick-and-place assembly. Selection depends on manufacturing process requirements and volume specifications.

Frequently Asked Questions (FAQ)

Q: Can ADM241LARSZ substitute for SP211CA-L in a 4.5V supply application?

A: No. ADM241LARSZ specifies a supply voltage range of 4.75V ~ 5.25V, which does not include 4.5V operation. Applications requiring 4.5V supply must use ADM211ARSZ, ADM211EARSZ, HIN211ECAZ, or HIN211ECAZ-T, which all support 4.5V ~ 5.5V operation.

Q: What is the difference between ADM211ARSZ and ADM211EARSZ?

A: Both parts are manufactured by Analog Devices Inc. with identical electrical specifications (4/5 drivers/receivers, 120 Kbps data rate, 4.5V ~ 5.5V supply, -40°C ~ 85°C operating temperature, 28-SSOP package). The primary difference is packaging format: ADM211ARSZ is supplied in Tube, while ADM211EARSZ is supplied in Tube with reel variants available. Consult packaging requirements for your assembly process.

Q: Is HIN211ECAZ compatible with the original SP211CA-L application?

A: HIN211ECAZ is electrically compatible with SP211CA-L for RS232 transceiver applications. Both support 4/5 driver/receiver configuration, full-duplex operation, 4.5V ~ 5.5V supply voltage, and 0°C ~ 70°C operating temperature in 28-SSOP packages. HIN211ECAZ provides higher data rate capability (230 Kbps versus 120 Kbps), which is backward compatible with 120 Kbps applications.

Q: What does ROHS3 Compliant mean compared to RoHS Compliant?

A: ROHS3 Compliant indicates compliance with the Restriction of Hazardous Substances Directive 3, the current regulatory standard. RoHS Compliant refers to the original directive. ROHS3 Compliant parts satisfy RoHS requirements and are suitable for applications requiring RoHS compliance.

Q: Can I use ADM211ARSZ-REEL in place of ADM211ARSZ?

A: Yes. Both parts are identical in electrical specification and package type (28-SSOP). The difference is packaging format: ADM211ARSZ is supplied in Tube, while ADM211ARSZ-REEL is supplied in Tape & Reel format. Selection depends on your assembly equipment and production volume requirements.

Q: Why do some substitutes have wider operating temperature ranges?

A: Extended temperature range variants (-40°C ~ 85°C) are designed for industrial and automotive applications requiring broader environmental tolerance. These parts are fully compatible with applications operating within the original 0°C ~ 70°C range and provide additional design margin for temperature-sensitive environments.

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