Circuitos Integrados

MAX3485CPA+

MAX3485CPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver | Maxim

The Maxim Integrated MAX3485CPA+ is a 3.3V-powered, half-duplex RS-485/RS-422 transceiver with one driver and one receiver, 10Mbps maximum data rate, and an 8-pin PDIP package. It is designed for low-power point-to-point and multidrop serial communication links. The verified product description identifies it as a slew-rate-limited transceiver intended to reduce electromagnetic interference and cable reflections while maintaining reliable data transmission. An RS-485/RS-422 transceiver is a physical-layer interface IC that combines differential line-driver and differential receiver functions. RS-422 commonly supports point-to-point, one-driver topologies, while RS-485 supports longer multipoint buses and often requires biasing and termination. The MAX3485CPA+ sits in the interface-IC hierarchy between a host UART or microcontroller and a balanced data cable. The MAX3485CPA+ operates from 3.3V and supports communication rates up to 10Mbps. Its slew-rate-limited driver is intended to limit edge speed, which can reduce radiated EMI and ringing on imperfectly terminated cables. The device is suitable for industrial-control links, building automation, instrumentation, motor-control systems, and other embedded serial networks where a low-power differential interface is required. The 8-pin PDIP package supports through-hole PCB assembly and is distinct from the surface-mount alternatives identified in the cross-reference data. The transceiver-half architecture means the application determines whether the driver and receiver are enabled together or whether receive-only and transmit-only behavior is used through external control. Correct biasing, termination, grounding, and cable topology remain essential for reliable RS-485 operation. For design work, preserve the pinout and package when selecting a substitute. SP3485EN-L/TR is identified as a functionally equivalent, pin-compatible cross-reference with 2kV ESD protection, but its package and exact electrical details should be checked against the target design. This page consolidates verified manufacturer and distributor information, replacement data, application guidance, and design cautions for engineers evaluating MAX3485CPA+.

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MAX3485CSA+

MAX3485CSA+ - 10Mbps 3.3V RS-485/RS-422 IC | Maxim

The Maxim MAX3485CSA+ is a 3.3V-powered, half-duplex RS-485/RS-422 transceiver rated for data rates up to 10Mbps, supplied in an 8-pin SOIC package. It combines one driver and one receiver for industrial point-to-point and multidrop differential communication. Its low-power design supports compact interface equipment where supply current, board area, and signal integrity are important. The verified product information identifies the MAX3485 family as a true RS-485/RS-422 transceiver with slew-rate-limited operation and protection features. An RS-485/RS-422 transceiver is a physical-layer interface IC that converts logic-level signals into differential bus signals and receives differential bus signals back into logic levels. RS-422 supports balanced, point-to-point communication, while RS-485 adds the ability for multiple drivers and receivers on a shared bus when the system is properly terminated and controlled. The MAX3485CSA+ belongs to the interface-IC hierarchy: transceiver, differential data interface, communications IC, and semiconductor. The MAX3485CSA+ is identified as a 3.3V-powered 10Mbps RS-485/RS-422 transceiver with an 8-SOIC package. The family description also states that the MAX3483 and MAX3488 use slew-rate-limited drivers to minimize unwanted effects, while the broader MAX348x/MAX349x family includes multiple transceivers for different operating requirements. Exact MAX3485CSA+ limits not present in the supplied search data are retained as data-needed rather than estimated. A typical use places the transceiver between a host UART or embedded controller and a cable-based RS-485 or RS-422 link. The differential bus improves noise immunity over single-ended signaling, while the 10Mbps capability supports factory automation, industrial controls, instrumentation links, building automation, and embedded data networks. Bus topology, cable length, grounding, termination, and protocol timing must be validated together because transceiver speed alone does not guarantee reliable network operation. The principal design considerations are correct logic-side voltage compatibility, supply decoupling, controlled enable and driver shutdown behavior, proper bus termination, and protection against electrostatic discharge or inductive transients. The verified distributor information lists the part in an 8-SOIC package and describes the device as a 1/1 RS-422/RS-485 transceiver, but it does not provide a complete manufacturer pinout, electrical limit table, or lifecycle classification. Engineers should consult the official MAX3485 datasheet before layout or production release. This page consolidates the supplied manufacturer, distributor, and cross-reference information with practical selection guidance. It distinguishes confirmed facts from unavailable parameters and avoids treating package variants or merely similar interface ICs as drop-in replacements without verified pin and electrical compatibility.

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MAX3485CSA+T

MAX3485CSA+T - 3.3V 10Mbps RS-485/422 | Analog Devices

The Analog Devices MAX3485CSA+T is a 3.3V low-power RS-485 and RS-422 half-duplex transceiver with one driver and one receiver, a maximum data rate of 10Mbps, and an 8-pin SOIC package. It operates from a 3V to 3.6V supply and combines short-circuit-limited driver outputs with thermal shutdown protection. The receiver includes a fail-safe feature for improved behavior on an open, shorted, or idle bus. An RS-485/RS-422 transceiver is an interface IC that converts logic-level signals into balanced differential signals for reliable communication over longer distances. RS-485 supports multidrop half-duplex buses, while RS-422 provides differential point-to-point links. Within the interface hierarchy, the MAX3485CSA+T belongs to the RS-485/RS-422 transceiver family of communication ICs, level translators, and semiconductor interface devices. The MAX3485CSA+T supports data rates up to 10Mbps from a 3V to 3.6V supply. Its driver uses slew-rate limiting to reduce unwanted edge energy on the bus, while short-circuit current limiting and thermal shutdown help protect the output stage. The integrated receiver provides a fail-safe response that improves system behavior when the connected line is undriven. These features make the device suitable for compact, low-power industrial communication equipment. The half-duplex arrangement shares one pair of bus pins between the driver and receiver, reducing board area and connector count. Direction control determines whether the device transmits or receives. Because a single transceiver channel is provided, systems requiring bidirectional communication must include bus-direction control and account for turnaround timing. The device also requires external bypass capacitance and controlled termination, biasing, and protection appropriate to the target network. Typical uses include industrial RS-485 sensor gateways, RS-422 motor-control links, building automation controllers, test equipment, and embedded serial-data links. The 10Mbps capability supports high-rate instrumentation, while the low 3.3V supply is compatible with modern controller and logic rails. In motor or industrial environments, protection components and galvanic isolation may be added according to the installation's surge, ESD, and ground-potential requirements. For layout, place the supply bypass capacitor close to the VCC pin and route the differential bus pair as a tightly coupled pair to minimize radiated noise and susceptibility to interference. Confirm that termination and fail-safe biasing are installed only where required by the bus topology. A single termination resistor is normally placed at each physically remote end of a standard RS-485 bus rather than at every node. This product reference combines manufacturer specifications, pin and package details, sourcing guidance, supported use cases, and practical interface-design considerations. It helps engineers compare the MAX3485CSA+T with related low-power transceivers while focusing on package compatibility, data rate, protection features, and system-level implementation.

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MAX3485ECPA+

MAX3485ECPA+ - 12Mbps RS-485/RS-422 Transceiver | Analog Devices

Analog Devices MAX3485ECPA+ is a 3.3V-powered, half-duplex RS-485/RS-422 transceiver with one driver and one receiver, a maximum data rate of 12Mbps, and ±15kV ESD protection, housed in an 8-pin PDIP package. The MAX3485 family uses slew-rate-limited drivers to reduce electromagnetic interference and reflections on improperly terminated RS-485 cables. A transceiver is an interface IC that combines a differential line driver with a differential receiver so two devices can exchange data over a balanced copper connection. In the RS-485 hierarchy, it belongs to the RS-485/RS-422 interface transceiver class and converts digital logic levels into differential bus signals. The differential signaling improves noise immunity and permits communication over distances greater than those typically supported by single-ended interfaces when the bus is correctly terminated and biased. The MAX3485ECPA+ combines 3.3V operation with ±15kV ESD protection and a 12Mbps maximum data rate. Its slew-rate-limited driver is designed to minimize cable reflections and reduce EMI, particularly when a board must interoperate with RS-485 equipment designed for controlled edge rates. The device contains one transmitter and one receiver, allowing one node to transmit and receive on a shared half-duplex bus through external direction-control and bus-enable circuitry. As a true RS-485/RS-422 transceiver, the MAX3485ECPA+ supports point-to-point or multipoint communication architectures using differential bus wiring. Receiver and driver enable controls support half-duplex operation, while a receiver output allows the host interface to interpret bus state. The 3.3V supply keeps the logic interface compatible with low-voltage digital systems, although the complete RS-485 interface still requires attention to grounding, cable topology, termination, biasing, and ESD protection at the connector. Typical applications include industrial automation equipment, test and measurement instruments, building-control gateways, data-acquisition systems, computer instrumentation, and communications links between embedded controllers and external RS-485 devices. The device is particularly useful when a compact interface must combine RS-422 or RS-485 operation with stronger ESD protection than a basic logic-level transceiver provides. When designing around the MAX3485ECPA+, place the transceiver close to the connector and route the differential pair as a controlled-impedance pair. Use a termination resistor only at appropriate physical endpoints, and verify that a single termination resistor remains connected while the bus is idle. Confirm direction-control timing and avoid allowing bus-driver and receiver-enable signals to overlap. The 8-pin PDIP package is also convenient for prototypes and through-hole industrial products where hand soldering and inspection are important. This page combines the manufacturer product information, exact-MPN listing details, interface-family context, replacement analysis, and practical PCB guidance to support faster component selection and implementation. It also distinguishes confirmed drop-in candidates from options that require further electrical verification.

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MAX3485ECSA+

MAX3485ECSA+ - 12Mbps 3.3V RS-485/RS-422 Transceiver

The Analog Devices MAX3485ECSA+ is a 3.3 V-powered, half-duplex RS-485/RS-422 interface transceiver with one driver and one receiver, a maximum data rate of 12 Mbps, ±15 kV ESD protection, and an 8-pin SOIC package. Its slew-rate-limited driver helps reduce ringing and unwanted reflections on multidrop communication buses. An RS-485/RS-422 transceiver is an interface IC that converts logic-level signals into differential physical-layer signals and converts received differential signals back into digital data. Within the product hierarchy, this device is a transceiver, a communications interface IC, and a physical-layer interface component for industrial-control, instrumentation, and embedded data links. The MAX3485ECSA+ supports true differential signaling, making it suitable for noise-resistant communication over longer cable runs than a single-ended interface. Key features include operation from a 3.3 V supply, data rates up to 12 Mbps, ±15 kV ESD protection on the bus-facing pins, and slew-rate-limited RS-485/RS-422 driver outputs. The integrated half-duplex arrangement allows one driver and one receiver to share a communications pair, while separate driver-enable and receiver-enable inputs provide local control over bus direction and receive state. The 8-SOIC package supports compact surface-mount PCB construction. The MAX3485 family combines low-power 3.3 V operation with high-speed differential signaling. Slew-rate limiting controls the driver edge rate, helping suppress the high-frequency content that can propagate through cables, connectors, and PCB traces. The protected bus pins add an ESD barrier for ports exposed to industrial wiring, although they do not eliminate the need for correct grounding, cable routing, and external surge protection. The MAX3485E variant is identified by Analog Devices as a production 3.3 V transceiver with enhanced ESD protection. Typical applications include industrial PLC and factory automation links, RS-485 instrumentation networks, building-control equipment, data-acquisition systems, and embedded controllers requiring a compact, high-speed differential interface. The device can also support point-to-point RS-422 links where the host must control transmit and receive direction independently through its DE and active-low RE inputs. When laying out a board, place the transceiver close to the connector or transceiver isolation barrier and route the Y and Z bus traces as a tight, balanced pair. Keep the ground reference close to the cable shield connection, avoid long stubs, and follow the interface schematic and termination guidance in the manufacturer datasheet. Component values for termination and biasing should be calculated from the actual cable length, topology, node count, and baud rate.

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MAX3485EESA+

MAX3485EESA+ 3.3V 12Mbps RS-485/RS-422 Transceiver

The Analog Devices MAX3485EESA+ is a 3.3V-powered, half-duplex RS-485/RS-422 transceiver rated for data rates up to 12Mbps, with enhanced electrostatic-discharge protection and an 8-pin SOIC package. It combines one transmitter and one receiver in a single device for bidirectional industrial communication links. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into balanced differential bus voltages and converts received differential voltages back into digital logic levels. This device belongs to the transceiver hierarchy within interface ICs, where differential signaling improves noise immunity, reduces ground-potential sensitivity, and supports communication across factory, industrial, and instrumentation environments. Key features include a 3.3V supply, operation to 12Mbps, slew-rate-limited true RS-485/RS-422 signaling, and enhanced ESD protection. Transmitter outputs and receiver inputs are protected to ±15kV under the IEC 1000-4-2 air-gap discharge test, ±8kV under the IEC 1000-4-2 contact-discharge test, and ±15kV under the Human Body Model. The integrated protection reduces the need for separate bus-line protection in exposed industrial interfaces. The half-duplex architecture lets the transmitter and receiver share a differential pair through direction-control logic. The MAX3485EESA+ is designed for both RS-485 multidrop networks and point-to-point RS-422 links. Its 12Mbps capability accommodates high-rate industrial data paths while its limited slew rate reduces unwanted edge energy and electromagnetic interference compared with an unrestricted high-speed driver. Typical applications include industrial automation controllers, RS-485 communication modules, data-acquisition equipment, building-control interfaces, instrumentation, and point-to-point RS-422 links. Because the bus operates at 3.3V, it can interface directly with 3.3V logic without a separate level-shifting stage when the connected transceiver and controller use compatible thresholds. PCB design should preserve the compact 8-pin SOIC footprint and place protection, bypass, and termination components close to the relevant pins. Check the manufacturer pin-description table before assigning the driver-enable and receiver-enable functions, and verify whether the selected bus topology requires termination, biasing, or fail-safe bias resistors. This page combines manufacturer specifications, package information, interface-design guidance, comparison data, and drop-in replacement options to support faster component selection, PCB planning, and robust RS-485/RS-422 implementation.

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MAX3485EPA+

MAX3485EPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

The Analog Devices MAX3485EPA+ is a 3.3V-powered, slew-rate-limited, true RS-485/RS-422 transceiver with one driver and one receiver, data rates up to 10Mbps, and an 8-pin PDIP package. It is designed for low-power industrial and embedded communication links where a compact, dual RS-485/RS-422 interface is required. The verified product information identifies a 3V to 3.6V supply range, short-circuit current limiting, thermal shutdown, and fail-safe receiver behavior. Its 8-pin through-hole package is suitable for industrial control boards, instrumentation, and legacy communication equipment that uses DIP-compatible footprints. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into balanced differential bus signals and receives differential bus signals back into logic-level outputs. RS-422 commonly supports point-to-point or one-driver topologies, while RS-485 supports multipoint buses and commonly uses termination and biasing. The MAX3485EPA+ combines one transmitter and one receiver in one package, making it suitable for half-duplex communication links, industrial transceivers, and systems that need a compact dual-ended interface. Key verified features include operation from 3V to 3.6V, a transmission data rate up to 10Mbps, slew-rate limiting for controlled signal propagation, short-circuit current limiting, and thermal shutdown protection that places the driver output into a high-impedance state. The receiver includes a fail-safe feature for improved behavior in bus idle or fault conditions. These functions help designers protect the communication path when the remote bus is shorted or when power dissipation becomes excessive. The MAX3485 family is positioned between general-purpose digital I/O and full physical-layer network controllers. Compared with an RS-232 transceiver, it uses differential signaling and is better suited to longer, noise-resistant industrial links. Compared with a multi-channel transceiver, the MAX3485EPA+ provides a simpler one-driver, one-receiver implementation in an 8-pin PDIP package. Its through-hole package also makes it convenient for prototypes, repair assemblies, and systems where a surface-mount footprint is not required. Typical applications include RS-485 industrial sensor links, factory automation equipment, building-control interfaces, data-acquisition systems, instrumentation, and embedded communications modules. In an RS-485 bus, the MAX3485EPA+ can be paired with a microcontroller UART, protection components, termination resistors, and bias resistors. In RS-422 applications, it can support differential point-to-point links with suitable wiring and termination. Designers should verify the PCB footprint, supply decoupling, bus termination, common-mode limits, grounding, and protection requirements before production use. The verified data does not provide every electrical limit, package dimension, temperature grade, compliance declaration, or full pin-level application detail, so those parameters should be confirmed in the manufacturer datasheet. This page combines verified product information, cross-reference results, application guidance, and drop-in alternatives.

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MAX3485ESA+

MAX3485ESA+ - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

The Analog Devices MAX3485ESA+ is a 3.3 V, low-power RS-485/RS-422 transceiver with one driver and one receiver, a maximum data rate of 10 Mbps, and an 8-pin SOIC package. According to the manufacturer product page, the device is in production and is designed for low-power RS-485 and RS-422 communication links. An RS-485/RS-422 transceiver is a physical-layer interface IC that converts logic-level digital signals into differential bus signals and receives differential bus signals back into CMOS-compatible logic. RS-485 supports multipoint, half-duplex communication, while RS-422 is commonly used for point-to-point, full-duplex links. The MAX3485 family combines a driver and receiver in one package to reduce board area and simplify interface implementation. The MAX3485ESA+ is identified as a 3.3 V-powered, slew-rate-limited, true RS-485/RS-422 transceiver. The verified product information specifies a 10 Mbps data rate and an 8-SOIC package. The slew-rate-limited driver is intended to reduce unwanted signal transitions and improve communication behavior on practical differential buses. Each device contains one driver and one receiver. The interface family is suitable for industrial control, instrumentation, data acquisition, building automation, and embedded communications where differential signaling helps reject common-mode noise. The MAX3485ESA+ can also support point-to-point RS-422 links, depending on the system wiring and termination arrangement. Its low-power 3.3 V operation is useful for compact equipment where supply current and bus-energy efficiency matter. When designing a circuit, verify the exact pin functions, supply-voltage limits, driver enable logic, receiver output behavior, and termination requirements from the manufacturer datasheet before layout. RS-485 buses generally need correct biasing and termination at the physical endpoints; RS-422 links require termination appropriate to the selected topology. Never infer an alternate package or pinout from a distributor title alone. This page consolidates the verified manufacturer product information, distributor listings, packaging data, and design-oriented guidance for engineers evaluating the MAX3485ESA+. It also distinguishes the part from functional alternatives that may require different packages, logic functions, or interface architectures.

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MAX3485ESA+T

MAX3485ESA+T - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

Analog Devices MAX3485ESA+T is a 3.3V, low-power, half-duplex RS-485/RS-422 transceiver with one driver and one receiver, a maximum data rate of 10Mbps, and an 8-pin SOIC package. The device is designed for bidirectional serial data links where low supply voltage, compact footprint, and multipoint bus capability are important. Its +T suffix identifies the tape-and-reel ordering option, while the E suffix denotes the manufacturer's extended-temperature product line. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into differential bus voltages and receives differential bus voltages back into CMOS-compatible logic signals. It belongs to the communication interface IC hierarchy: transceiver > RS-485/RS-422 interface > differential line driver and receiver > semiconductor. The MAX3485 combines both directions of signal conversion in one package while sharing a conductor pair during half-duplex operation. Key features include a 3.3V power supply, one driver and one receiver, a 10Mbps maximum data rate, and operation as a true half-duplex RS-485/RS-422 interface. Its driver supports short-circuit protection, and the integrated receiver provides the differential input thresholding required by RS-485 and RS-422 systems. The 8-SOIC package also allows reuse of existing SOIC-8 PCB layouts when a board revision changes the transceiver source. The MAX3485 family is designed for low-power communications equipment where each node must both transmit and receive over a wired bus. A controlled driver slew rate reduces unwanted high-frequency energy on the cable, while the half-duplex architecture reduces the number of transceivers and interface signals needed at each node. Exact propagation-delay, receiver-threshold, supply-current, and ESD ratings were not included in the supplied source excerpts and must be confirmed in the manufacturer datasheet before release. Typical uses include industrial data acquisition, building controls, instrumentation links, and embedded systems communicating with remote sensors over RS-485. It is also appropriate for point-to-point RS-422 links where the same transceiver pinout supports both directions. In a multi-drop RS-485 network, bias resistors and termination must be designed for the cable length, topology, and number of idle nodes to avoid excessive common-mode loading. The principal design consideration is transceiver direction control. DE and /RE can be managed separately or tied together, but the firmware must avoid asserting the driver while another node is transmitting because multiple drivers can conflict on the shared bus. Keep the bus wiring away from noisy sources, use proper signal and return paths, and verify the termination strategy for the selected data rate. This product record combines verified manufacturer and distributor information with practical replacement, application, and layout guidance. It distinguishes the exact 10Mbps MAX3485ESA+T ordering code from related MAX3485 variants, highlights the available SOIC-8 drop-in choices, and identifies specifications that still require confirmation from the official datasheet.

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MAX3488CPA+

MAX3488CPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

The Analog Devices MAX3488CPA+ is a 3.3V-powered, slew-rate-limited RS-485/RS-422 interface transceiver with one transmitter and one receiver, a 10Mbps maximum data rate, and an 8-pin PDIP package. The verified product information identifies the device as a single transceiver for full-duplex or half-duplex point-to-point and multidrop communication, depending on wiring and termination. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into differential bus signals and receives differential bus signals back into logic levels. These differential interfaces are used where noise immunity, ground-offset tolerance, and reliable multi-drop communication are more important than single-ended signaling. The MAX3488CPA+ is specifically positioned as a low-power, 3.3V device for industrial, communications, and embedded control systems. Verified specifications include 3.3V single-supply operation, one driver, one receiver, 10Mbps capability, and slew-rate-limited operation intended to reduce EMI and reflections from improperly terminated cables. The verified data also describes interoperability with +5V logic. The 8-pin PDIP package provides through-hole construction for designs that favor socketed, leaded components or straightforward prototype assembly. Its transceiver architecture supports RS-485 and RS-422 signaling while remaining distinct from RS-232 transceivers. Typical uses include industrial control links, sensor and actuator networks, building automation, point-of-sale equipment, instrumentation, and embedded serial buses. In a half-duplex RS-485 network, transceiver direction control determines whether the transmitter or receiver is active. In an RS-422 point-to-point arrangement, the transmitter and receiver may operate independently, subject to the complete circuit configuration. Designers should verify supply tolerance, driver and receiver enable requirements, bus termination, biasing, isolation strategy, grounding, and cable length against the manufacturer datasheet. Slew-rate limiting helps control edge energy and ringing, but it does not remove the need for correct topology, termination, and decoupling. Before production substitution, compare the complete pinout, electrical limits, temperature grade, and package dimensions. This product data consolidates verified manufacturer and distributor information, interface-class context, application guidance, and strict replacement constraints. It is intended to support engineering selection while separating verified facts from parameters that require confirmation in the full manufacturer datasheet.

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MAX3488CSA+

MAX3488CSA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver | Analog Devices

The Analog Devices MAX3488CSA+ is a 3.3 V powered, one-driver and one-receiver RS-485/RS-422 transceiver rated for data rates up to 10 Mbps, with slew-rate limiting for reduced electromagnetic interference and reflections. It is supplied in an 8-pin NSOIC package. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into balanced differential line signals and converts received differential signals back into logic levels. The MAX3488 family belongs to the physical-layer transceiver hierarchy: RS-485/RS-422 interface -> differential line driver and receiver -> industrial communication and data-conversion semiconductor. Key features include a 3.3 V power supply, one transmit driver, one receive receiver, operation across RS-485 and RS-422 systems, and a maximum data rate of 10 Mbps. Its slew-rate-limited driver is intended to reduce EMI and cable-reflection problems compared with an unrestricted high-speed edge rate. The part is identified as a low-power, 3.3 V family member and is offered with an 8-pin NSOIC package. The device is suitable for point-to-point RS-422 links and multidrop RS-485 networks where the system designer must control bus topology, cable length, termination, and grounding. The receiver provides the differential input path needed for robust communication over industrial cables, while the driver supplies the balanced output used by the bus. Application-specific timing, logic levels, protection requirements, and maximum bus loading must still be checked against the manufacturer datasheet. Typical uses include industrial control links, sensor networks, building automation equipment, test and measurement instruments, data acquisition systems, and embedded serial interfaces. In a practical design, the transceiver should be placed near the connector, the differential pair should be routed with controlled impedance, and the cable-end termination should be installed only where the bus configuration requires it. The principal design consideration is that MAX3488CSA+ is a communication interface, not a complete UART or isolated transceiver. External logic, grounding, protection devices, and application-specific termination may be required. Verify the complete bus specification, cable length, grounding strategy, and ESD requirements before releasing a production PCB. This page consolidates verified manufacturer and distributor information, package details, application guidance, and design notes to support component selection, PCB integration, and drop-in replacement evaluation without extending beyond the supplied data.

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MAX3488CSA+T

MAX3488CSA+T - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

Analog Devices MAX3488CSA+T is a 3.3V-powered RS-485/RS-422 interface transceiver with one driver and one receiver, 10Mbps data-rate capability, slew-rate-limited signaling, and an 8-pin SOIC package. It is designed for bidirectional industrial and instrumentation links where low-power 3.3V operation, reduced electromagnetic interference, and tolerance of imperfect cable termination are important. An RS-485/RS-422 transceiver is an interface IC that converts logic-level signals into differential bus voltages and receives differential bus signals as logic-level data. In the broader semiconductor hierarchy, it belongs to the interface IC class and connects digital controllers to physically longer, noise-prone industrial communication networks. Its differential signaling improves common-mode rejection and allows reliable communication over cables where single-ended signaling would be more susceptible to interference. The MAX3488 combines a low-power 3.3V supply with a 10Mbps maximum data rate. Its slew-rate-limited driver reduces EMI and reflections associated with improperly terminated RS-485 cables, while the receiver provides a practical path to high-speed data transfer. The device is offered in an 8-pin SOIC package for surface-mount assembly, and the CSA+T ordering code identifies the tape-and-reel production configuration. The MAX3488 family includes devices intended for related RS-485 and RS-422 requirements, but speed and operating-temperature choices remain important during substitution. Some family members are optimized for lower data rates, while others target different environmental ranges or common-mode performance. For that reason, an alternative should be checked against the required bus rate, supply voltage, logic levels, termination strategy, and operating-temperature range rather than selected from the package name alone. Typical uses include industrial serial links, programmable-logic controllers, test equipment, building automation, data acquisition systems, and embedded control boards. The 10Mbps capability is useful for factory links, while the 3.3V supply operation aligns with modern controller and digital logic rails. The 1/1 driver-receiver arrangement supports one communication channel per device. A robust implementation requires correct logic-family interfacing, a bypass capacitor near the supply pin, a controlled ground-return path, and termination appropriate to the cable topology. Designers should also evaluate the transceiver's bus loading and common-mode limits against the longest cable and highest-noise operating condition. Slew-rate control reduces edge energy, but it does not replace correct topology, grounding, and cable-length planning. This product page consolidates the manufacturer's device characteristics, sourcing guidance, compatible alternatives, and practical interface-design considerations into a single engineering-focused reference for evaluating the MAX3488CSA+T in 3.3V RS-485 and RS-422 systems.

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MAX3488ECPA+

MAX3488ECPA+ - 12Mbps 3.3V RS-485/RS-422 | Analog Devices

Analog Devices MAX3488ECPA+ is a 3.3 V-powered RS-485/RS-422 interface transceiver with one driver and one receiver, 12 Mbps data rate, ±15 kV ESD protection, and an 8-pin PDIP package. It is designed for compact, board-level serial interfaces where both RS-485 and RS-422 operation, low supply voltage, and robust electrostatic-discharge protection are required. An RS-485/RS-422 transceiver is a physical-layer interface IC that converts logic-level signals into balanced differential signals and receives differential signals back into logic-level data. The MAX3488E belongs to the transceiver hierarchy: transceiver > bus-line transceiver > differential interface IC > interface IC > semiconductor. Its dual differential implementation supports point-to-point RS-422 links as well as multi-drop RS-485 buses, subject to proper termination and biasing. The device operates from a 3.3 V supply and supports data rates up to 12 Mbps. According to the supplied distributor and manufacturer data, the MAX3488ECPA+ provides ±15 kV ESD protection and slew-rate-limited operation. These characteristics are useful in industrial, instrumentation, and embedded communication systems where connector exposure, reflected bus signals, or electromagnetic interference could otherwise corrupt transmitted data. The MAX3488E architecture combines one transmit channel with one receive channel in a single package. Slew-rate limiting controls the transition rate of the driver output, helping reduce unwanted high-frequency content on the bus. This is important in multi-drop RS-485 networks because the transceiver's edge rate directly affects signal integrity, electromagnetic emissions, and receiver performance. Typical uses include industrial control links, RS-485 sensor buses, RS-422 point-to-point equipment links, building automation interfaces, test and measurement equipment, and industrial data acquisition systems. The 8-pin PDIP package is particularly useful for through-hole designs, prototypes, legacy control boards, and applications where a socketed or leaded package simplifies inspection and assembly. A robust implementation must include correct bus termination, fail-safe biasing where required, grounding, and protection appropriate to the installation environment. Supply decoupling should be placed close to the IC, while the differential route should be kept short and symmetrical. Signal integrity and ESD performance depend on the complete board and cable system, not only on the transceiver specifications. This product page consolidates the verified 3.3 V supply, 12 Mbps data rate, ±15 kV ESD protection, RS-485/RS-422 capability, PDIP-8 packaging, distributor pricing, and documented same-family alternatives. It also adds practical PCB guidance and explicit parameter comparisons to support sourcing and engineering decisions.

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MAX3488ECSA+

MAX3488ECSA+ - 12Mbps RS-485/RS-422 Transceiver | Analog Devices

The Analog Devices MAX3488ECSA+ is a 3.3 V RS-485/RS-422 transceiver with a maximum data rate of 12 Mbps, ±15 kV ESD protection, and an 8-pin NSOIC package. The device combines one driver and one receiver, while its slew-rate-limited driver reduces electromagnetic interference and reflections associated with improperly terminated cables. These characteristics make it suitable for industrial instrumentation, building controls, data acquisition, and noise-sensitive serial communication systems. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into balanced differential signals and receives differential signals back as logic-level data. The MAX3488ECSA+ belongs to the transceiver hierarchy alongside RS-485 and RS-422 interface ICs, where balanced signaling improves noise immunity and allows communication over longer cables than a single-ended interface. Its true transceiver architecture supports half-duplex or point-to-point differential communication when configured correctly in the target system. The principal features include operation from a 3.3 V supply, ±15 kV ESD protection on the communication pins, a maximum signaling rate of 12 Mbps, and slew-rate-limited operation. The low-power design is intended to reduce system power consumption while retaining the bandwidth needed for industrial and control networks. The MAX3488 family is specifically identified by Analog Devices as a production family, indicating that the MAX3488ECSA+ remains part of the active product line. Slew-rate limiting is the key electrical feature for robust field-bus communication. By controlling the driver edge rate, the MAX3488ECSA+ reduces high-frequency EMI and lowers the likelihood of signal reflections on imperfectly terminated cables. The 12 Mbps maximum data rate supports high-speed data links, although actual bus length, cable impedance, topology, termination, and transceiver enable timing can limit the usable rate in a practical installation. Typical uses include industrial automation controllers, PLC serial interfaces, sensor and actuator networks, building-management equipment, and isolated or non-isolated data-acquisition systems. The device can also connect MCU-based control boards to differential bus nodes when its driver and receiver pins, enable controls, grounding, and termination are assigned according to the manufacturer's pin and application guidance. A critical implementation consideration is bus termination. Place the correct termination network at the physical ends of the RS-485 or RS-422 bus, and keep the driver disabled while the receiver is active unless the network architecture explicitly supports both functions simultaneously. Validate signal polarity and enable timing to prevent contention on the driver outputs. This product page combines the manufacturer's core electrical specifications, practical interface guidance, application use cases, and confirmed pin-compatible alternatives. It also highlights the differences that matter when reviewing a MAX3488ECSA+ replacement for an existing 8-pin NSOIC circuit-board layout.

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MAX3488EEPA+

MAX3488EEPA+ - 12Mbps RS-485/422 Transceiver | Analog Devices

The Analog Devices MAX3488EEPA+ is a 3.3V-powered, 12Mbps RS-485/RS-422 interface transceiver with ±15kV ESD protection, slew-rate-limited true RS-485/RS-422 operation, and an 8-pin PDIP package. The device combines one driver and one receiver for full-duplex point-to-point communications over balanced cabling. An RS-485/RS-422 transceiver is a differential interface IC used to connect digital logic to industrial communication networks. These interfaces use differential signaling to improve noise immunity and reject common-mode interference. The MAX3488EEPA+ belongs to the transceiver hierarchy of interface ICs, where its driver converts logic-level signals into balanced differential outputs and its receiver converts differential inputs into complementary logic outputs. The principal operating specifications are a 3.3V supply, 12Mbps maximum signaling rate, and ±15kV ESD protection. Its slew-rate-limited driver reduces high-frequency transitions on the bus, which can help limit electromagnetic interference and reflections associated with improperly terminated cables. The package is an 8-pin PDIP, providing a through-hole footprint for industrial-control, instrumentation, and communications equipment. The MAX3488E family combines low-power 3.3V operation with high-speed differential signaling. The E suffix identifies the enhanced ESD-protected family, while the exact temperature range and operating limits must be confirmed in the manufacturer data sheet for each ordering code. Its one-driver, one-receiver arrangement supports full-duplex RS-422 links and multi-driver RS-485-compatible networks when system-level bus arbitration, termination, and grounding are implemented correctly. Typical uses include industrial automation links, data-acquisition systems, building controls, test equipment, and embedded serial networks. The 12Mbps capability suits short, point-to-point or properly terminated balanced connections, while the slew-rate-limited output helps reduce EMI in cabinet-mounted systems. Designers should still evaluate cable length, topology, termination, and ground potential because transceiver speed alone does not determine reliable bus distance. For PCB implementation, place the transceiver close to the connector and route the differential pair as a tightly coupled pair over a continuous reference plane. Add the required bus termination at appropriate physical endpoints and provide low-impedance connections between the interface ground and the equipment ground. Disable unused driver and receiver paths where appropriate to avoid an active output driving the network unnecessarily. This page combines the verified manufacturer and distributor information with practical interface-design guidance, transparent pricing context, and clearly qualified replacement analysis. It distinguishes confirmed drop-in variants from lower-information package alternatives rather than presenting every electrically similar device as a safe PCB replacement.

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MAX3488EESA+

MAX3488EESA+ - 12Mbps RS-485/422 IC | Maxim Integrated

Maxim Integrated MAX3488EESA+ is a 3.3V-powered, slew-rate-limited RS-485/RS-422 transceiver with one driver, one receiver, 12Mbps maximum data rate, and ±15kV ESD protection in an 8-pin SOIC package. The MAX3488EESA+ combines true differential bus operation with low-power 3.3V design, making it appropriate for industrial control, instrumentation, data acquisition, and communication equipment operating over longer cables than conventional single-ended interfaces. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into balanced differential signals for reliable data transmission over wired networks. RS-485 supports multi-drop buses and common-mode noise rejection, while RS-422 provides a point-to-point differential interface with strong drive capability. The MAX3488EESA+ supports both standards and functions as a half-duplex interface with one driver and one receiver, allowing a system to transmit and receive data over a shared pair of conductors. The device operates from a 3.3V supply and provides ±15kV ESD protection on its bus-facing pins. Its slew-rate-limited driver reduces high-frequency harmonics, electromagnetic interference, and cable reflections caused by poor impedance matching. The manufacturer describes the MAX3488 family as low-power, 3.3V transceivers intended to minimize electromagnetic emissions and enable error-free communication at data rates up to 250kbps when conservative slew-rate-limited operation is used. Faster operation up to 12Mbps is available for appropriately terminated point-to-point links. The MAX3488EESA+ uses a differential driver and differential receiver architecture to reject common-mode voltage present on industrial wiring. Its driver produces complementary differential outputs, while the receiver responds to the voltage difference between the bus pair. This architecture supports robust links between a controller, sensor, converter, or data-acquisition module and a remote system. Because the interface is half duplex, software or hardware flow control is needed when the same pair carries both transmit and receive signals. Typical uses include industrial sensor networks, motor-control equipment, PLC peripheral interfaces, factory data buses, instrumentation, building automation, and remote-control links. The 8-pin SOIC package simplifies assembly for conventional PCB designs and supports automated production. The low 3.3V operating voltage also allows direct interfacing with 3.3V microcontrollers, DSPs, and programmable logic when their I/O levels are compatible with the transceiver thresholds. Designers should verify the exact driver, receiver, ground, and supply connections in the pin-description table before routing the PCB. Place the transceiver close to the cable connector, provide a solid ground reference, use proper differential pair routing, and install the protection network recommended by the manufacturer. Cabling, topology, termination, and grounding can be more important than nominal logic speed in determining field reliability. This product resource summarizes the MAX3488EESA+ electrical identity, package, application fit, and compatible interface options. It also highlights practical bus-layout and ESD-protection considerations that help engineers compare the device against other 3.3V RS-485/422 transceivers before committing to a PCB footprint.

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MAX3488EPA+

MAX3488EPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

The Analog Devices MAX3488EPA+ is a 3.3 V powered, 10 Mbps, slew-rate-limited true RS-485/RS-422 transceiver with one driver and one receiver, housed in an 8-pin PDIP package. It supports a 3.0 V to 3.6 V supply range and is designed for low-power point-to-point and multidrop serial links. An RS-485/RS-422 transceiver is an interface IC that converts logic-level transmit and receive signals into balanced differential line signals. These differential signals reject common-mode noise and are used for reliable communication over cables, industrial buses, and distributed equipment. The MAX3488EPA+ combines a driver, receiver, and bus-direction control in one compact interface device. The MAX3488EPA+ operates at 10 Mbps and uses slew-rate limiting to reduce unwanted reflections and electromagnetic interference on longer or poorly terminated interconnects. Its 3.3 V supply operation is suitable for modern embedded systems, while the one-driver, one-receiver arrangement supports RS-422 point-to-point links and RS-485 multidrop networks when configured with appropriate bus transceivers. Typical applications include industrial control links, building automation, instrumentation, data acquisition, serial interfaces between microcontrollers and remote sensors, and embedded communication networks. The device is also appropriate where a compact through-hole package simplifies prototyping and repair. Designers should verify supply voltage, termination, biasing, grounding, and logic levels against the system requirements. The verified snippets identify the MAX3488EPA+ as a 3.3 V, 10 Mbps, slew-rate-limited RS-485/RS-422 transceiver, but complete pin-level electrical data and package dimensions should be taken from the manufacturer datasheet before production release. This page combines verified distributor and manufacturer-search information with application guidance and comparison context for engineers evaluating the MAX3488EPA+ interface IC.

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MAX3488ESA+

MAX3488ESA+ - 3.3V 10Mbps RS-485/RS-422 | Maxim

The Analog Devices MAX3488ESA+ is a 3.3V-powered, slew-rate-limited RS-485/RS-422 transceiver rated for data rates up to 10Mbps in an 8-pin SOIC package. It combines one driver and one receiver in a half-duplex interface arrangement, providing bidirectional half-duplex communication over a differential bus. The verified product information identifies the MAX3488 as a true RS-485/RS-422 transceiver and highlights its low-power 3.3V operation. An RS-485/RS-422 transceiver is an interface IC that converts logic-level digital signals into differential differential-pair signals for communication over longer cables or noisy industrial environments. The RS-485 standard is commonly associated with half-duplex multidrop buses, while RS-422 provides differential signaling and can support point-to-point links. The MAX3488 combines these physical-layer functions with integrated driver and receiver circuitry. The principal verified feature is slew-rate limiting, which reduces the rate at which the driver output changes. This can help reduce unwanted reflections and electromagnetic interference on suitably terminated buses. The 10Mbps capability supports higher-speed links than basic 250kbps transceivers, while the low 3.3V supply is appropriate for modern embedded systems. The MAX3488 family also includes related devices, but the specific package and ordering suffix must be checked before substitution. Typical uses include industrial control equipment, sensor networks, building automation, instrumentation, data acquisition, and embedded serial links where differential signaling is required. The MAX3488ESA+ is particularly relevant when a board needs a compact, integrated RS-485 or RS-422 physical-layer solution rather than discrete driver and receiver stages. Designers should verify the complete pinout, supply requirements, driver and receiver enable behavior, bus termination, common-mode limits, and maximum cable length against the manufacturer datasheet before production. Do not infer unverified electrical limits or pin names from a distributor listing.

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MAX3488ESA+T

MAX3488ESA+T - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

The Analog Devices MAX3488ESA+T is a 3.3V-powered RS-485/RS-422 interface transceiver with one driver and one receiver, supporting data rates up to 10Mbps. The device is supplied in an 8-SOIC package measuring 0.154 inches wide and 3.90mm long, with MAX3488ESA+T configurations offered in tape-and-reel packaging. Its slew-rate-limited transmitter is designed to reduce electromagnetic interference and cable reflections while maintaining reliable balanced-data communication. An RS-485/RS-422 transceiver is an interface integrated circuit that converts logic-level signals into differential bus levels and receives differential bus signals back into logic-level outputs. The MAX3488 belongs to the RS-485 transceiver hierarchy, which also includes half-duplex and full-duplex bus interface devices used in industrial automation, communications equipment, instrumentation, and embedded control systems. RS-422 commonly supports point-to-point links, while RS-485 allows multiple nodes on a shared bus. Key verified features include a 3V to 3.6V supply range, one transmitter and one receiver, support for both RS-422 and RS-485 protocols, and operation at data rates up to 10Mbps. The slew-rate-limited driver is specifically intended to minimize EMI and reduce reflections caused by improperly terminated cables. An extended variant identified as MAX3488E is listed with ±15kV ESD protection and a 12Mbps maximum data rate, but those extended ratings should not be assumed for the ESA suffix without confirmation from the manufacturer. The MAX3488 family combines low-power 3.3V operation with a differential bus interface. The verified distributor data identifies MAX3488ESA+ as a full RS-422/RS-485 transceiver in an 8-SOIC package. Different family members provide distinct combinations of operating speed, supply range, and full-duplex versus half-duplex behavior, so an engineer should compare pin functions and electrical limits rather than relying only on the family name when making a drop-in substitution. Typical applications include industrial RS-485 links, factory automation controllers, building-control equipment, instrumentation gateways, and embedded serial communications modules. In these systems, the transceiver can interface a microcontroller UART to a balanced bus while the slew-rate-limited output helps control edge-rate-induced EMI. Board design must still provide correct bus topology, termination, grounding, and protection appropriate to the installation environment. A key design consideration is that the MAX3488ESA+T operates from a 3V to 3.6V supply, so its logic levels and interface limits must be compatible with the connected processor. Designers should also distinguish the standard MAX3488 from the MAX3488E extended product because the verified source lists different maximum speeds and ESD protection levels. Tape-and-reel notation identifies the shipping format and should not be treated as a functional difference. This product page combines verified manufacturer and distributor information, packaging details, source-backed technical facts, drop-in replacement analysis, and practical RS-485 design guidance. It also distinguishes confirmed values from parameters that require confirmation from the complete manufacturer datasheet, helping engineers avoid unsupported assumptions during schematic capture and PCB layout.

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MAX3490AEGSA+

MAX3490AEGSA+ - 3.3V 20Mbps RS-485/RS-422 Transceiver | Analog Devices

The Analog Devices MAX3490AEGSA+ is a 3.3V-powered, full-duplex RS-485/RS-422 transceiver rated for data rates up to 20Mbps, with ±20kV ESD protection in an 8-pin SOIC package. It combines one driver and one receiver for bidirectional point-to-point communication over long cables, including industrial control links, instrumentation, and noisy industrial environments. The low-voltage supply and slew-rate-limited operation make it suitable for systems using modern low-voltage logic and requiring controlled edge rates. An RS-485/RS-422 transceiver is an interface IC that converts digital logic-level signals into differential cable signals and receives differential cable signals back into digital logic. The MAX3490AEGSA+ operates in the voltage-regulator hierarchy of industrial communications: it sits between a host controller, such as a UART or processor, and a physical RS-485 or RS-422 cable. Differential signaling improves noise immunity over longer cable runs and allows reliable communication between separated equipment. The MAX3490AEGSA+ family is designed for 3.3V operation and provides 20Mbps maximum data rate with slew-rate-limited drivers. The ±20kV ESD protection helps improve robustness when cables are exposed to electrostatic discharge during installation or operation. Its full-duplex configuration provides separate transmit and receive paths, which is useful when the design requires continuous communication in both directions rather than a shared half-duplex bus. The device is supplied in an 8-pin SOIC package, allowing direct assembly into conventional surface-mount PCB layouts. The MAX3490AEGSA+ family is identified by Analog Devices as a production 3.3V-powered, slew-rate-limited, true RS-485/RS-422 transceiver. The related MAX3490AE page lists a 10Mbps product family overview, while the MAX3490AEGSA+ listing identifies the 20Mbps-rated version. Typical applications include industrial PLC-to-PLC links, factory-floor data acquisition, building automation, security equipment, and embedded instrumentation. When designing the interface, provide correct termination, biasing, common-mode protection, and cable routing according to the system topology. The differential pair should be routed as a controlled-impedance pair, with protection and ground-return arrangements evaluated for the installation environment. This page combines the manufacturer product information with distributor listings and application-oriented engineering guidance. It also organizes the device's RS-485/RS-422 role, electrical limits, package details, replacement considerations, and practical layout practices into a concise selection reference for engineers.

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MAX3490CPA+

MAX3490CPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

The Analog Devices MAX3490CPA+ is a 3.3V-powered, 10Mbps, slew-rate-limited true RS-485/RS-422 transceiver with one driver and one receiver, supplied in an 8-pin PDIP package. It is designed for point-to-point and multidrop industrial data links where low-voltage digital systems must communicate over longer, noise-prone cabling. The verified product data identifies full RS-422 and RS-485 operation, a 1/1 transceiver configuration, and a maximum data rate of 10Mbps. An RS-485/RS-422 transceiver is an interface IC that converts logic-level transmit and receive signals into balanced differential bus signals and back again. Differential signaling improves common-mode noise immunity and allows reliable communication over cables where single-ended logic signals would be more susceptible to interference. The MAX3490CPA+ belongs to the transceiver hierarchy: interface transceiver, RS-485/RS-422 interface, wired-communication semiconductor, and signal-conditioning component. The MAX3490 family includes one driver and one receiver, allowing a node to both transmit and receive data. Its 3.3V operation supports systems powered from modern low-voltage rails, while slew-rate limiting reduces unwanted transmit-edge energy and helps control electromagnetic emissions. The device is also described as a true RS-485/RS-422 interface solution, making it suitable for industrial controls, instrumentation links, and communications equipment. The MAX3490CPA+ is a through-hole PDIP-8 device, which is useful when a design needs socketed assembly, prototype flexibility, or a leaded package rather than a surface-mount footprint. The verified distributor listings identify the package as 8-PDIP or DIP-8, with a 0.300-inch, 7.62mm body. The exact pin assignments, electrical limits, temperature range, termination requirements, and recommended operating conditions should be confirmed in the manufacturer datasheet before layout or production release. Typical applications include industrial RS-485 buses, data acquisition systems, remote sensor interfaces, RS-422 point-to-point links, embedded control networks, and communications equipment operating from a 3.3V rail. In a practical bus, the transceiver connects a controller UART to a twisted-pair network, while external termination and biasing may be required according to the bus topology and system requirements. Keep the differential trace pair short, matched, and away from noisy switching paths. This product page consolidates verified distributor and manufacturer information, current sourcing links, and design context for the MAX3490CPA+. Pricing, availability, lifecycle details, and detailed electrical parameters should be refreshed at the source before purchase because distributor data changes over time.

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MAX3490CSA+

MAX3490CSA+ - 3.3V 10Mbps RS-422/RS-485 | Analog Devices

The Analog Devices MAX3490CSA+ is a 3.3V-powered, 10Mbps RS-422/RS-485 interface transceiver in an 8-pin SOIC package. It combines one driver and one receiver for bidirectional differential data links and supports the low-voltage supply range stated in the manufacturer datasheet. The MAX3490 family is intended for industrial, instrumentation, and embedded communication systems where a compact differential interface is required. An RS-422/RS-485 transceiver is an interface IC that converts between logic-level digital signals and balanced differential signals on a communication bus. RS-422 commonly supports point-to-point, full-duplex links, while RS-485 commonly supports multipoint, half-duplex networks. The MAX3490 combines both interface standards in one device, with separate driver and receiver sections and direction control handled by the host logic. The MAX3490CSA+ is identified as a 3.3V-powered, 10Mbps, slew-rate-limited, true RS-485/RS-422 transceiver. Its low-power 3.3V operation suits modern controller platforms and reduces supply demand compared with legacy 5V interface designs. The 10Mbps capability makes it relevant for factory equipment, data acquisition, industrial controllers, and other systems requiring a higher-speed differential serial interface. The device uses one driver and one receiver, allowing a compact implementation of a full-duplex RS-422 connection or a half-duplex RS-485 connection with external direction control. Differential signaling improves noise immunity over single-ended links and helps support reliable communication over longer cables when the bus is properly terminated and laid out. For RS-485 networks, place termination resistors at the physical ends of the bus, bias the idle differential state appropriately, and keep transceiver stub branches short. For RS-422 links, use the receiver and driver pins associated with the intended full-duplex topology and confirm the manufacturer pin configuration before PCB release. Designers should verify supply voltage, driver enable polarity, receiver enable polarity, common-mode limits, cable length, termination, and transceiver direction timing against the MAX3490 datasheet. This page combines verified manufacturer and distributor information, commercial sourcing context, and practical interface-design guidance for evaluating the MAX3490CSA+.

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MAX3490CSA+T

MAX3490CSA+T 3.3V 10Mbps RS-485/RS-422 Transceiver | Analog Devices

The Analog Devices MAX3490CSA+T is a 3.3V-powered, half-duplex RS-485/RS-422 transceiver with one driver and one receiver, supporting data rates up to 10Mbps in an 8-pin SOIC package. Its low-power architecture is designed for industrial communication links where a compact interface is required for bidirectional serial data. An RS-485/RS-422 transceiver is an interface IC that converts logic-level signals into balanced differential line signals and converts received differential signals back into logic levels. RS-485 supports multipoint buses with bidirectional communication, while RS-422 provides a point-to-point differential link. The MAX3490CSA+T belongs to the interface IC family within the broader semiconductor and industrial-control hierarchy. Key features include operation from a 3.0V to 3.6V supply, a maximum data rate of 10Mbps, one driver and one receiver, and slew-rate-limited operation for reduced EMI and reflection control. The device also includes short-circuit protection and thermal shutdown according to the manufacturer product information. Its 8-SOIC package supports conventional surface-mount PCB assembly. The MAX3490CSA+T uses true differential RS-485/RS-422 signaling, allowing communication over longer cable runs than single-ended interfaces while improving noise immunity. The receiver supports fail-safe operation when the bus is idle, and the driver places its output in a high-impedance state during thermal shutdown. These characteristics suit industrial controllers, instrumentation, data acquisition systems, and factory automation equipment. Typical applications include industrial sensor networks, RS-485 motor-control links, building automation equipment, test and measurement instruments, and embedded control systems. The 3.3V supply is convenient for systems built around modern low-voltage processors, while the 10Mbps capability supports higher-speed factory and data-acquisition links. For PCB design, place the transceiver close to the connector and route the balanced differential pair as a controlled-impedance pair. Connect the bus termination and biasing components according to the system topology, and keep the ground reference continuous between the transceiver and cable interface. Verify the supply voltage, idle-bus behavior, and cable length before releasing the design. This product page combines the manufacturer’s MAX3490 technical information with practical selection guidance, application positioning, and package-level design considerations. It is intended to help engineers identify the correct transceiver for low-voltage, high-speed RS-485 and RS-422 interfaces without conflating protocol requirements, electrical termination, and PCB layout decisions.

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MAX3490ECPA

MAX3490ECPA - 12Mbps RS-485 Transceiver | Maxim Integrated

The Maxim Integrated MAX3490ECPA is a 3.3 V-powered, ±15 kV ESD-protected RS-485/RS-422 transceiver that supports data rates up to 12 Mbps and uses an 8-pin PDIP package. The device combines one driver and one receiver in a single package, with slew-rate-limited operation intended to reduce unwanted signal transitions on unbalanced communication lines. An RS-485/RS-422 transceiver is an interface IC that converts logic-level signals into differential bus voltages and converts received differential voltages back into digital logic. The MAX3490ECPA belongs to the MAX3483E family of low-power transceivers designed for industrial, instrumentation, and data-communication links where both long-distance noise immunity and compact integration are important. The principal operating characteristics include a 3.3 V supply, ±15 kV ESD protection, operation at up to 12 Mbps, and slew-rate-limited true RS-485/RS-422 operation. Its one-driver/one-receiver configuration supports point-to-point and multidrop network arrangements when the bus topology, termination, and grounding strategy are designed correctly. The 8-pin PDIP package also supports conventional through-hole PCB assembly and prototyping. Slew-rate limiting reduces the rate at which the differential driver changes state, limiting high-frequency energy that can couple into adjacent circuitry. This behavior is particularly useful on long cables or in systems where reducing edge-related ringing and crosstalk is more important than maximizing data rate. The device should still be evaluated with the intended cable length, topology, termination network, and grounding arrangement. Typical applications include industrial control networks, instrumentation links, data acquisition systems, building automation equipment, and point-to-point data communications. The MAX3490ECPA is appropriate when the system uses 3.3 V logic, requires integrated transmit and receive functions, and can tolerate the operating-speed limitations of a through-hole PDIP package. For a new design, confirm the exact driver-enable and receiver-enable polarity, supply decoupling, bus termination, and fail-safe behavior against the manufacturer pin description and datasheet before fabrication. Place the device near the bus connector when practical to minimize unprotected trace length and reduce ESD exposure. This product record combines the manufacturer’s family-level functional information, package details, operating characteristics, and practical interface design guidance. It also provides drop-in family alternatives, comparison parameters, and application-focused engineering context to support component selection before schematic capture.

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Produtos (39.000+)

MAX3485CPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver | Maxim

MAX3485CSA+ - 10Mbps 3.3V RS-485/RS-422 IC | Maxim

MAX3485CSA+T - 3.3V 10Mbps RS-485/422 | Analog Devices

MAX3485ECPA+ - 12Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3485ECSA+ - 12Mbps 3.3V RS-485/RS-422 Transceiver

MAX3485EESA+ 3.3V 12Mbps RS-485/RS-422 Transceiver

MAX3485EPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

MAX3485ESA+ - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3485ESA+T - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3488CPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

MAX3488CSA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3488CSA+T - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3488ECPA+ - 12Mbps 3.3V RS-485/RS-422 | Analog Devices

MAX3488ECSA+ - 12Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3488EEPA+ - 12Mbps RS-485/422 Transceiver | Analog Devices

MAX3488EESA+ - 12Mbps RS-485/422 IC | Maxim Integrated

MAX3488EPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

MAX3488ESA+ - 3.3V 10Mbps RS-485/RS-422 | Maxim

MAX3488ESA+T - 10Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3490AEGSA+ - 3.3V 20Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3490CPA+ - 3.3V 10Mbps RS-485/RS-422 Transceiver

MAX3490CSA+ - 3.3V 10Mbps RS-422/RS-485 | Analog Devices

MAX3490CSA+T 3.3V 10Mbps RS-485/RS-422 Transceiver | Analog Devices

MAX3490ECPA - 12Mbps RS-485 Transceiver | Maxim Integrated