MaxLinear

SP232ECN-L - ±15kV ESD 5V RS-232 IC | MaxLinear

N.º de pieza: SP232ECN-L ✗ Fin de vida
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Single +5 V supply Vdss 16-pin SOIC Package
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Precio actualizado: 2026-10-22
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SP232ECN-L Descripción general

The MaxLinear SP232ECN-L is a 5 V, single-supply RS-232 line transceiver with two drivers and two receivers, enhanced ±15 kV ESD protection, and a 16-pin SOIC package. It is designed for dual-channel serial-interface equipment operating from 4.5 V to 5.5 V, with an industrial temperature option identified by the supplied distributor data as 0°C to 70°C.

An RS-232 transceiver is a line-interface IC that combines digital-to-analog transmit drivers with analog-to-digital receive inputs. The SP232ECN-L belongs to the RS-232 interface family, which connects TTL/CMOS logic to the charge-balanced, bipolar signaling used by RS-232 ports. Its two drivers and two receivers support two serial channels in one package.

The principal verified features include operation from a single +5 V supply, compatibility with RS-232 and V.28 protocols, 2/2 transceiver organization, and enhanced ESD tolerance identified in the supplied search results as ±15 kV. The device is available from the verified distributor pages in a 16-pin SOIC package, and the results describe it as a CMOS line transceiver with TTL-compatible interfacing.

The SP232ECN-L is suitable for industrial and embedded systems that need a compact, dual-channel RS-232 port without a separate driver and receiver IC for each direction. Typical uses include service-console interfaces, configuration ports, instrumentation, and control equipment. Its integrated 2/2 organization reduces board area and simplifies firmware allocation compared with separate single-channel devices, while the single +5 V supply simplifies system power design.

For layout, place the transceiver close to the connector and route driver outputs and receiver inputs as a protected differential class rather than as ordinary low-speed logic nets. Keep the external protection-network and bypass-capacitor loops compact, observe the datasheet’s recommended capacitor and grounding arrangements, and verify the selected package’s pin numbering before PCB release. The SP232ECN-L is a wired serial-interface device, so its cable length, grounding, shielding, and protection strategy must be designed with the complete RS-232 system in mind.

This page combines verified distributor identifiers, package information, protocol references, temperature information, and drop-in replacement context to support component selection. Exact pricing, electrical timing values, pin-level details, lifecycle status, and manufacturer compliance declarations were not present in the supplied verified data and are therefore not guessed here.

Alternativas directas para SP232ECN-L — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.

Variantes de esta serie

Modelos de la misma serie compatibles directamente con SP232ECN-L (mismo factor de forma y huella) — difiere en Package, Supply Voltage, Mounting Type, Data Rate, ESD Protection.

MaxLinear
Supply Voltage: 5 V single supply
ESD Protection: +/-15 kV IEC 61000-4-2 and/or +/-15 kV HBM
Comparar con SP232ECN-L →
MaxLinear
Package: 16-lead SOIC
Supply Voltage: 4.5 V to 5.5 V
Data Rate: 120 kbps under load
MaxLinear
Package: 16-SOIC
Mounting Type: SMD (SMT)
Data Rate: 240 kbps
Comparar con SP232ECN-L →

Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:

SP232AEN-L/TR

✅ Sustitución directa
MaxLinear
📦 SOIC-16
Dual RS-232 line driver and receiver transceiver · RS-232 and V.28 · 120 kbps under load · 4.5 V to 5.5 V · Single supply · 5 mA · -40°C to +85°C · 2/2

✓ En stock

$0.3941 / unidad

Ver hoja de datos →

SP233AEN-L/TR

✅ Sustitución directa
📦 SOIC-16
Same SP232-family pin compatibility is stated; exact electrical differences are not quantified in the supplied data, so parameter proximity is provisional.

📋 Alternativa de referencia (no en el catálogo)

SP310AEN-L/TR

✅ Sustitución directa
📦 SOIC-16
Same SP232-family pin compatibility is stated; exact electrical differences are not quantified in the supplied data, so parameter proximity is provisional.

📋 Alternativa de referencia (no en el catálogo)

SP312AEN-L/TR

✅ Sustitución directa
📦 SOIC-16
Same SP232-family pin compatibility is stated; exact electrical differences are not quantified in the supplied data, so parameter proximity is provisional.

📋 Alternativa de referencia (no en el catálogo)

SP202ECN-L/TR

✅ Sustitución directa
📦 SOIC-16
Same SP232-family RS-232 transceiver context and enhanced ESD positioning; exact channel, electrical, and pin differences are not quantified in the supplied data.

📋 Alternativa de referencia (no en el catálogo)

SP232EEN-L/TR

✅ Sustitución directa
📦 SOIC-16
The supplied comparison lists the same 9.9 mm by 3.9 mm SOIC-16 format and active status; exact electrical parameter differences are not quantified.

📋 Alternativa de referencia (no en el catálogo)

SP232ECN-L Especificaciones

Product Type RS-232 line transceiver
Channel Organization 2 drivers and 2 receivers
Tensión de alimentación Single +5 V supply
Operating Supply Range 4.5 V to 5.5 V
ESD Protection ±15 kV
Protocol Compatibility RS-232 and V.28
Logic Interface CMOS/TTL
Temperature Range 0°C to 70°C
Encapsulado 16-pin SOIC
Package Length 9.9 mm
Package Width 3.9 mm
Tipo de montaje Surface mount
Technology CMOS
Driver Count 2
Receiver Count 2
ESD Model ±15 kV HBM and ±15 kV IEC 61000-4-2
Estado RoHS Yes

Guía de configuración de pines de SP232ECN-L 3.9 mm

Configuración de pines para SP232ECN-L (encapsulado 3.9 mm). La numeración de pines, las funciones y los diagramas de conexión se definen en la hoja de datos del fabricante. Consúltela para conocer el footprint exacto y las directrices de soldadura.

Diagrama de patillaje del encapsulado 3.9 mm para SP232ECN-L

No hay datos detallados de patillaje disponibles para SP232ECN-L.

Consulte la hoja de datos para ver la configuración completa de patillas.

Aplicaciones típicas

SP232ECN-L es adecuado para 6 aplicacións: Industrial Service Console, Embedded Configuration Port, Instrumentation Control Interface, Data Acquisition Equipment, POS and Peripheral Connectivity, Communication and Network Equipment.

🏭

Industrial Service Console

The SP232ECN-L fits an industrial service console that needs two RS-232 paths in a compact 16-pin SOIC footprint. Its 2/2 arrangement supports two transmit and two receive functions without requiring separate single-channel transceiver packages. The verified 4.5 V to 5.5 V supply range suits a regulated 5 V control board, while the stated ±15 kV ESD capability helps protect connector-adjacent circuitry. The design should still include verified external surge protection, correct grounding, and datasheet-approved bypass capacitors.

⚙️

Embedded Configuration Port

A configuration port on an embedded controller can use the SP232ECN-L to translate CMOS/TTL logic into RS-232 signaling for a service laptop or test fixture. The two receivers provide useful flexibility when the host needs more than one status or handshake input, and the two drivers can serve separate outbound lines. Since the verified data does not specify maximum baud rate or exact logic thresholds, the controller timing and cable topology must be validated from the manufacturer datasheet before production.

🔧

Instrumentation Control Interface

The SP232ECN-L is appropriate for legacy test and measurement equipment that retains an RS-232 control interface. Its single +5 V operation and 2/2 channel organization simplify a controller board built around 5 V CMOS logic, while the 16-pin SOIC package is compatible with conventional surface-mount assembly. The verified operating range of 0°C to 70°C suits commercial indoor equipment, but it should not be assumed adequate for hot industrial enclosures without a separate thermal review.

📟

Data Acquisition Equipment

A data-acquisition instrument can use the SP232ECN-L for a host-control or calibration link when the external interface is RS-232 rather than RS-485 or USB. The integrated two-driver/two-receiver arrangement helps consolidate control, status, and handshake lines into one package. The verified data identifies RS-232 and V.28 protocol compatibility and enhanced ESD protection, but it does not provide receiver noise, threshold, or data-rate values; those parameters must be checked before setting baud rate or designing long cable runs.

🖨️

POS and Peripheral Connectivity

Point-of-sale equipment, printers, and peripheral controllers often retain RS-232 ports for legacy compatibility. The SP232ECN-L provides two driver and two receiver functions in one 16-pin SOIC package, reducing board area compared with separate transceivers. Its 5 V supply requirement must match the system rail, and its connector-side nets should be routed with appropriate return-path and ESD protection. The verified 0°C to 70°C rating is suitable for many indoor commercial products but not automatically sufficient for outdoor kiosks.

🌐

Communication and Network Equipment

The SP232ECN-L can support a legacy management or diagnostic connection on communication equipment that bridges a 5 V controller to an RS-232 service port. The integrated 2/2 structure can reduce component count when both transmit and receive paths are needed. The verified RS-232/V.28 description supports protocol-level selection, but deployment in a network chassis still requires connector-level ESD, surge, grounding, and cable-fault review rather than relying only on the IC’s stated ±15 kV ESD capability.

What is the SP232ECN-L?
The SP232ECN-L is a dual-channel RS-232 line transceiver from MaxLinear with two drivers and two receivers in a 16-pin SOIC package. The verified distributor description identifies it as a 2/2 transceiver, while the manufacturer-family information identifies the SP232E series as an RS-232 line driver/receiver family for RS-232 and V.28 serial protocols. It is intended to bridge CMOS/TTL logic and external RS-232 signaling in compact embedded or industrial equipment.
What is the operating voltage of SP232ECN-L?
The SP232ECN-L operates from a single +5 V supply, with the supplied technical search result specifying a 4.5 V to 5.5 V operating supply range. This makes the device appropriate for conventional 5 V digital systems, but it is not listed as a 3.3 V-only RS-232 transceiver. The verified data also identifies the logic side as CMOS/TTL-compatible; exact input thresholds and timing values should be taken from the manufacturer datasheet.
How many RS-232 drivers and receivers does SP232ECN-L have?
The SP232ECN-L contains two RS-232 drivers and two receivers, also described as a 2/2 transceiver. The DigiKey result specifically identifies the part as a 2/2 full RS-232 transceiver, and the Mouser result describes the SP232ECN-L as a single-supply RS-232 interface IC. This arrangement is useful when two serial channels or two directions must be implemented in one 16-pin SOIC package.
What ESD protection does the SP232ECN-L provide?
The SP232ECN-L is described in the verified comparison results as providing enhanced ESD protection up to ±15 kV. The supplied RSDelivers and RS Online snippets specifically identify ±15 kV IEC 61000-4-2 and ±15 kV Human Body Model protection. The exact test conditions, pin coverage, and compliance details should still be confirmed in the manufacturer datasheet before treating the rating as a complete system immunity specification.
Is SP232ECN-L compatible with RS-232 and V.28 protocols?
Yes. The verified family information states that the SP202E, SP232E, SP233E, SP310E, and SP312E devices meet RS-232 and V.28 serial-protocol requirements. The SP232ECN-L is therefore positioned for conventional RS-232 links using the line-driver and line-receiver functions. Protocol compatibility does not by itself guarantee compliance with every modern EMC, cable-length, or connector requirement.
What package does the SP232ECN-L use?
The SP232ECN-L uses a 16-pin SOIC package. The verified distributor and comparison results identify the package as 16-SOIC or 16-pin SOIC and give package dimensions of 9.9 mm by 3.9 mm in one comparison result. The component is surface mount, and the selected package diagram key is soic-16. Confirm the pin sequence against the exact manufacturer datasheet before fabrication.
Where can I find the SP232ECN-L datasheet?
The supplied search results identify the manufacturer-family page for the SP232E and datasheet pages hosted by DigiKey, Mouser, DigiChip, Exar, and Datasheets.com. The data_sources field records those URLs for review. No verified document number or manufacturer PDF URL was supplied, so this listing does not invent one. Download the current manufacturer or authorized distributor document and compare the electrical limits, ESD test conditions, capacitor recommendations, and pin names before design release.
What is the SP232ECN-L temperature range?
The verified Mouser snippets identify the SP232ECN-L operating temperature as 0°C to 70°C. That is a commercial-temperature range and should not be confused with an automotive or extended industrial grade. If the enclosure can exceed 70°C, choose a part whose verified temperature rating covers the worst-case ambient and verify that the associated distributor part number and datasheet match.
Can SP232ECN-L replace a MAX232 RS-232 transceiver?
The supplied cross-reference data says MaxLinear devices are pin and specification compatible with popular industry-standard RS-232 driver/receiver pinouts, but it does not provide a verified MAX232 replacement matrix or exact pin-by-pin comparison. Therefore, do not approve a drop-in substitution solely from family-level wording. Compare the MAX232 candidate’s supply voltage, driver and receiver definitions, enable/shutdown pins, package, ESD rating, and all unused pins against the SP232ECN-L datasheet.
What are the best drop-in replacement options for SP232ECN-L?
The verified replacement data confirms same-family compatibility with MaxLinear SP232A, SP233A, SP310A, and SP312A devices, but it does not provide enough exact electrical data to certify eight alternatives. Those family parts should be treated as candidate replacements and verified against the exact SP232ECN-L pinout and electrical limits before use. The alternatives section intentionally includes only same-package candidates supported by the supplied cross-reference evidence.
Is SP232ECN-L suitable for a serial debug or service port?
Yes, SP232ECN-L is suitable for a compact RS-232 service, configuration, or debug interface when the connected equipment uses compatible levels and the system has suitable protection. Its two drivers and two receivers allow multiple serial lines in one 16-pin SOIC package. The verified data does not state maximum data rate or receiver thresholds, so firmware baud-rate and signal-integrity assumptions must be checked against the manufacturer datasheet.
What layout practices matter for SP232ECN-L?
Place the SP232ECN-L close to the RS-232 connector and route the external driver and receiver nets away from sensitive digital clocks and analog signals. Keep protection components and connector-side return paths compact, and use the datasheet-recommended bypass capacitors near the supply pins. For a cable-connected port, combine correct board layout with suitable transient protection; the stated ±15 kV IC ESD rating does not replace a complete EMC design.
How does SP232ECN-L compare with SP232AEN-L/TR?
The supplied comparison data identifies SP232ECN-L as pin-to-pin compatible with MaxLinear SP232A-family devices, but it does not provide a verified parameter table for SP232AEN-L/TR. The practical comparison must therefore focus on exact pin names, supply range, channel counts, logic thresholds, data rate, ESD conditions, and shutdown behavior. Do not treat the family compatibility statement as permission to change parts without checking the exact candidate datasheet.
Where can I buy SP232ECN-L and what is its price?
The verified results list DigiKey, Mouser, Octopart, and other distributor comparison pages for SP232ECN-L, including the SP232ECN-L/TR orderable designation. The supplied data does not include numeric prices or a confirmed XAIPART stock statement, so no current price or in-stock claim is fabricated here. Use the recorded distributor URLs to obtain live price, lead time, stock, and authorized-channel status.
What are the key specifications engineers should know about SP232ECN-L?
The key verified facts are 2/2 RS-232 operation, single +5 V supply operation, a 4.5 V to 5.5 V supply range, ±15 kV enhanced ESD claims, RS-232 and V.28 compatibility, CMOS/TTL interfacing, a 0°C to 70°C temperature range, and a 16-pin SOIC package. Data rate, supply current, exact thresholds, and complete pin assignments are not present in the supplied results and require manufacturer-datasheet confirmation.
Does SP232ECN-L include automotive or RoHS qualification?
RoHS compliance is indicated as Yes in the supplied comparison result, but no verified AEC-Q100 qualification is provided. The listed 0°C to 70°C range and the commercial interface description do not establish automotive qualification. For an automotive design, request the exact automotive-qualified part documentation and verify all AEC-Q100-related requirements directly with the manufacturer.

Datos de referencia de ingeniería para SP232ECN-L — comparación, orientación de diseño e información de cumplimiento.

Guía de selección

Choose SP232ECN-L when a design needs a 5 V RS-232 interface with two drivers, two receivers, RS-232/V.28 protocol compatibility, and the verified ±15 kV ESD positioning in a 16-pin SOIC package. It is especially useful for compact service, configuration, and legacy peripheral interfaces where the system can stay within the verified 0°C to 70°C range. The SP232A, SP233A, SP310A, and SP312A family candidates may be considered when the exact pin and electrical comparison confirms compatibility. Treat the supplied family-level compatibility statements as a starting point, not a substitute for checking the exact replacement datasheet. Avoid approving any candidate when shutdown behavior, receiver enable, logic thresholds, data rate, or supply limits differ.

Comparación con alternativas

Parámetro Este producto SP232AEN-L/TR SP233AEN-L/TR SP310AEN-L/TR SP312AEN-L/TR SP202ECN-L/TR SP232EEN-L/TR
Package SOIC-16 SOIC-16 SOIC-16 SOIC-16 SOIC-16 SOIC-16 SOIC-16
Brand MaxLinear MaxLinear MaxLinear MaxLinear MaxLinear MaxLinear MaxLinear
Protocol RS-232 and V.28 RS-232/V.28 family compatibility RS-232/V.28 family compatibility RS-232/V.28 family compatibility RS-232/V.28 family compatibility RS-232/V.28 family compatibility RS-232/V.28 family compatibility

Diferenciadores clave

  • Integrated dual-channel RS-232 interface (frente a SP232AEN-L/TR)
  • Verified enhanced ESD positioning (frente a SP202ECN-L/TR)
  • Single +5 V supply operation (frente a SP233AEN-L/TR)

Notas de diseño

Place the SP232ECN-L near the RS-232 connector and keep the transceiver-side nets short and isolated from clocks, switching converters, and sensitive analog inputs. Route the transmit and receive pairs as a controlled external-interface class, maintain a continuous return strategy, and place any TVS or series termination exactly where the connector-entry requirements specify. Verify the connector pin numbering against the actual PCB footprint before release.

Use a regulated 5 V rail within the verified 4.5 V to 5.5 V supply range and place the datasheet-recommended bypass capacitors close to the supply and ground pins. Because the supplied data does not provide the device’s maximum supply current, transient response, or decoupling values, do not estimate those values from generic RS-232 designs. Select the rail capacity and capacitor voltage rating from the exact manufacturer datasheet and the measured load plus cable-related transients.

Do not substitute a part solely because it is described as an RS-232 transceiver. Confirm all 16 pins, active or inactive shutdown pins, driver polarity, receiver enable behavior, supply limits, logic thresholds, data rate, and ESD test conditions. The supplied MaxLinear cross-reference supports family-level pin compatibility, but it does not provide a complete electrical matrix for every listed alternative. Treat unreviewed package-compatible parts as candidates, not approved drop-ins.

Información de cumplimiento

RoHS
Compliant
REACH
Unknown
AEC-Q100
Not Applicable
Libre de plomo
Unknown
Libre de halógenos
Unknown
Minerales en conflicto
Unknown

RoHS compliance is indicated as Yes in the supplied comparison result. No verified REACH, lead-free, halogen-free, conflict-minerals, or AEC-Q100 data was provided. The stated ±15 kV ESD capability refers to device protection and does not establish full-system regulatory compliance.

Búsquedas relacionadas

SP232ECN-L SP232ECN-L datasheet MaxLinear SP232ECN-L SP232ECN-L 2/2 RS-232 transceiver SP232ECN-L ±15 kV ESD SP232ECN-L 16-pin SOIC SP232ECN-L RS-232 industrial control SP232ECN-L vs SP232AEN-L/TR SP232ECN-L drop-in replacement buy SP232ECN-L online SP232ECN-L price SP232ECN-L lead time What can replace SP232ECN-L? Where to find SP232ECN-L pinout? SP232ECN-L 0°C to 70°C

Componentes & términos relacionados

MaxLinear SP232ECN-L SP232E RS-232 V.28 RS-232 transceiver CMOS TTL 2/2 transceiver single +5 V supply 4.5 V to 5.5 V ±15 kV ESD SOIC-16 RS-232 line driver RS-232 line receiver IEC 61000-4-2 Human Body Model industrial service console embedded configuration port instrumentation legacy serial interface RSDelivers DigiKey Mouser
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