انٹیگریٹڈ سرکٹس

TJA1128BTK/0Z

TJA1128BTK/0Z - LIN SBC with 85mA LDO | NXP

The NXP Semiconductors TJA1128BTK/0Z is an automotive LIN mini system basis chip with an integrated LIN transceiver, low-dropout voltage regulator, window watchdog, wake-up inputs, and system-control functions in a 14-HVSON package measuring 3 x 4.5 mm. The regulator can deliver up to 85 mA, while the TJA1128 family provides 3.3 V or 5.0 V output options for powering microcontrollers and peripheral devices. A LIN system basis chip, or SBC, is an automotive interface IC that consolidates a communication transceiver with local power regulation and supervisory functions. The TJA1128 belongs to the broader system basis chip hierarchy, combining a LIN transceiver, LDO linear regulator, watchdog timer, wake-up logic, and high-voltage I/O in one device. This integration reduces the number of separate components required in a LIN slave or compact automotive control node. The TJA1128BTK/0Z integrates two WAKE inputs, one general-purpose input, and one high-voltage multipurpose output alongside its LIN transceiver. Its window watchdog monitors controller execution and can initiate a system recovery when expected activity is absent. The 85 mA regulator capacity supports low-power microcontrollers and associated peripherals, while the very-low-power operating modes help reduce standby consumption in parked vehicles. Automotive system-basis designs require careful separation between battery-backed supply domains, communication interfaces, and low-power wake-up logic. The TJA1128 combines these functions behind a common device-control structure, reducing component count and simplifying software integration. Its 14-HVSON package also requires careful PCB layout and exposed-pad thermal management to maintain reliable operation across automotive temperature conditions. Typical uses include LIN-controlled door modules, seat and window controllers, body-control nodes, climate-control interfaces, sensor hubs, and small actuator controllers. A LIN slave can use the integrated transceiver to communicate with a vehicle network, the LDO to power a local microcontroller, and the wake-up inputs to return from a low-power state without keeping the entire node continuously active. When designing the PCB, place input, output, and decoupling capacitors close to their associated pins, preserve the package land pattern exactly, and provide adequate copper around the exposed pad. Confirm that the selected regulator-output option satisfies the controller voltage, and validate the watchdog and wake-up timing against the vehicle-network sleep and wake strategy. The manufacturer datasheet should govern final pin assignment, decoupling values, and layout constraints. This product page combines the manufacturer's functional description with practical guidance for LIN nodes, regulator selection, watchdog configuration, thermal layout, and same-package alternatives. It helps engineers distinguish the TJA1128 from a standalone LIN transceiver while keeping the design focused on a compact automotive system-basis architecture.

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TJA1128CTK/0Z

TJA1128CTK/0Z - LIN SBC with 3.3V LDO | NXP

The NXP Semiconductors TJA1128CTK/0Z is a LIN mini system basis chip with a 1/1 LIN transceiver, a 3.3 V low-dropout regulator, a window watchdog, two WAKE inputs, one general-purpose input, and one high-voltage multipurpose output in a 14-HVSON surface-mount package. The integrated regulator can supply up to 85 mA, while the communication and power-management functions combine multiple body-electronics functions in one compact device. A LIN mini system basis chip is a mixed-signal interface IC that connects a low-speed LIN network node to an embedded system while providing local power regulation and system monitoring. LIN is a single-wire automotive communication standard used for distributed vehicle functions such as door modules, seat controls, lighting, climate controls, and body controllers. Integrating a LIN transceiver with an LDO and watchdog reduces component count, board area, and the number of separate interconnects required for a network node. The TJA1128 combines the LIN physical-layer interface with an 85 mA regulator, a window watchdog, two wake inputs, a GPI, and an HVMPO output. These features support distributed vehicle electronics where sleep current, fault recovery, wake detection, and stable local supply voltage are important design priorities. The manufacturer offers regulator configurations for 3.3 V and 5.0 V outputs, with the C variant in this MPN representing the 3.3 V configuration. Its low-current standby and sleep operating modes are particularly useful in parked vehicles, where a network node must remain able to detect a wake event without continuously loading the vehicle electrical system. The window watchdog adds a time-based supervision function for firmware and external processing elements, while the WAKE and GPI inputs expand the ways the module can react to external signals. The HVMPO output provides a high-voltage-capable output for compatible body-network functions. Typical applications include LIN-controlled door modules, seat and window controls, climate-control endpoints, lighting controllers, body-control modules, and other distributed automotive electronic nodes. Its combination of communication, regulated auxiliary power, wake detection, and watchdog supervision is particularly useful when an ECU needs a compact interface to a LIN subnetwork rather than a complete standalone controller. When designing a TJA1128CTK/0Z circuit, reserve filtering and protection for the LIN bus, keep high-current and transient-sensitive paths away from sensitive communication routing, and validate the regulator's thermal behavior at the highest intended auxiliary load. Because the device supports both 3.3 V and 5.0 V regulator configurations across the series, confirm the exact order code and output-voltage option before releasing a production PCB. This product record combines the manufacturer's functional description, package information, sourcing listings, application guidance, drop-in alternatives, and practical design considerations. It is intended to help engineers identify the correct LIN system basis chip and plan the associated power, wake, watchdog, and bus-interface implementation.

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TJA1128DTK/0Z

TJA1128DTK/0Z - LIN SBC with 85 mA LDO | NXP

The NXP Semiconductors TJA1128DTK/0Z is an automotive LIN mini system basis chip integrating a LIN transceiver, low-dropout voltage regulator, window watchdog, wake-up inputs, general-purpose input, and high-voltage multipurpose output in a 14-HVSON package measuring 3 x 4.5 mm. The regulator supports 3.3 V or 5.0 V output options and delivers up to 85 mA for a microcontroller and associated peripherals. A LIN system basis chip, or SBC, combines the physical-layer transceiver with power-management and supervisory functions needed for a LIN node. In the broader hierarchy, a LIN SBC is an interface IC that connects a low-speed serial network to an automotive electronic control unit. Its integrated LDO, watchdog, wake-up logic, and system-control functions reduce the number of discrete components required around a LIN-compatible microcontroller. The TJA1128's principal functions include LIN signal transmission and reception, an 85 mA LDO, a window watchdog, two WAKE inputs, one GPI, and one HVMPO output. The 3.3 V and 5.0 V regulator choices let the same device family support automotive systems with different microcontroller supply requirements. Its integration is particularly useful when component count, board area, or standby-system simplicity is more important than implementing every function separately. The window watchdog supervises the software execution interval expected by the host microcontroller, while the WAKE inputs support wake-up behavior in distributed vehicle networks. The GPI provides an additional logic input, and the HVMPO output provides a high-voltage-capable output function for system control. These resources allow a compact LIN node to handle both communication and supervisory tasks without duplicating the functions in separate discrete devices. Typical uses include LIN-controlled automotive body modules, seat and door control units, climate-control interfaces, sensor gateways, lighting controllers, and other electronic modules that exchange data over a LIN bus. The device is particularly appropriate where the node requires a local regulated supply, autonomous bus wake-up, fault supervision, and a compact surface-mount footprint. When designing the circuit, preserve the published decoupling and external-component requirements, route the LIN connection as a controlled network interface, and validate wake-up and watchdog timing for the complete network. The regulator's 85 mA capability must cover the microcontroller, wake logic, communications load, and any external peripherals with margin for transient automotive supply conditions. This product guide combines the manufacturer's functional description with practical system-basis-chip design guidance, application analysis, package constraints, and qualified drop-in comparison points. It helps engineers determine whether the TJA1128 integrates the required LIN, power, watchdog, and wake-up functions before committing a board layout.

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TJA1128ETK/0Z

TJA1128ETK/0Z - LIN Automotive SBC with 85mA LDO | NXP

NXP Semiconductors TJA1128ETK/0Z is an automotive LIN system basis chip with an integrated LIN transceiver, low-dropout voltage regulator, window watchdog, wake-up inputs, and system-control functions. It operates from a 5 V to 28 V supply, provides an adjustable regulator output of either 3.3 V or 5.0 V, and delivers up to 85 mA for a microcontroller and associated peripherals. The device is packaged in a 14-HVSON surface-mount package measuring 3 mm by 4.5 mm. A LIN system basis chip, or SBC, combines several functions normally distributed across an automotive body or networking module. The TJA1128ETK/0Z places the LIN physical-layer transceiver, regulator, supervisory circuitry, wake-up detection, and logic interfaces in one package. This consolidation reduces board area while maintaining a dedicated supply for the attached microcontroller and sensors. Key features include LIN communication at 20 kBd, two WAKE inputs, one general-purpose input, one high-voltage multipurpose output, and a window watchdog. The regulator offers selectable 3.3 V or 5.0 V output options with up to 85 mA of output current. The part is identified as AEC-Q100 Grade 0 qualified and suitable for applications requiring a 150 °C junction-temperature rating. The TJA1128 architecture separates communication and power functions within one system basis chip. Its LIN transceiver interfaces the microcontroller to a low-cost, single-wire vehicle network, while the LDO supplies local electronics from the vehicle battery. Wake-up inputs support low-power system activation, and the window watchdog monitors the microcontroller for correct periodic servicing. Typical uses include LIN-controlled automotive body modules, door and seat electronics, climate-control interfaces, sensor gateways, lighting controllers, and compact vehicle accessory modules. The 14-HVSON package is appropriate for space-constrained designs where a small PCB footprint and integrated power management are important. When designing a circuit around the TJA1128ETK/0Z, preserve the pinout and decoupling arrangement shown in the manufacturer datasheet, and verify the regulator output variant against the intended microcontroller rail. Place the LIN and regulator return paths to minimize coupling between vehicle-network pulses and sensitive sensor or control circuitry. This product overview connects the device architecture with practical package, power, watchdog, wake-up, and automotive-qualification considerations. It also organizes selection questions around genuine drop-in alternatives, supply availability, and the distinction between the 3.3 V and 5.0 V regulator configurations.

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TJA1128GTK/0Z

TJA1128GTK/0Z - 85mA LIN SBC with LDO | NXP

NXP Semiconductors TJA1128GTK/0Z is an automotive LIN mini system basis chip with an integrated LIN transceiver, low-dropout voltage regulator, window watchdog, two wake-up inputs, one general-purpose input, and one high-voltage multipurpose output. The device provides selectable 3.3 V or 5.0 V regulator outputs and can deliver up to 85 mA for a microcontroller and associated automotive peripherals. It is housed in a 14-HVSON package measuring 3 mm by 4.5 mm. A LIN system basis chip is an automotive interface IC that consolidates communication, power management, and basic system-control functions needed around a low-speed LIN network node. In the product hierarchy, a system basis chip sits above a LIN transceiver, integrates an LDO and supervisory functions, and connects vehicle body electronics to a LIN bus. This consolidation can reduce board area and component count while providing a defined interface between the vehicle power network and local electronics. The TJA1128 combines the LIN transceiver with a regulator capable of supplying 85 mA. Its regulator is available in 3.3 V and 5.0 V output configurations, allowing the same device family to serve different microcontroller supply requirements. The window watchdog supports system monitoring, while two WAKE inputs provide hardware paths for detecting external wake requests. A GPI handles a general logic input, and the HVMPO output provides a high-voltage multipurpose control function for compatible body-electronics loads. The TJA1128GTK/0Z is identified as an AEC-Q100 automotive-grade device, making it suitable for electronic control-unit designs requiring automotive qualification. Its 14-HVSON package supports compact surface-mount layouts while exposing the communication, supply, wake, monitoring, and control functions required by a LIN node. The manufacturer product page describes operation in very low-power system states, supporting battery-conscious automotive applications where standby current and wake behavior are important. Typical uses include LIN-controlled door modules, seat controls, climate-control panels, body-control nodes, lighting controllers, sensor interfaces, and compact automotive actuator controllers. In these systems, the TJA1128 can manage communication with a LIN master while supplying a local microcontroller from the vehicle battery. Wake inputs allow external switches or sensors to return the node from a low-power condition without requiring continuous operation of the complete controller. For PCB design, place the LIN transceiver and regulator support networks close to their associated pins, provide the required input and output capacitance, and route the LIN connection away from sensitive analog or high-speed digital signals. Confirm the exposed-pad connection, thermal pad implementation, ground strategy, and automotive ESD requirements against the manufacturer datasheet and reference layout before production release. This product page combines manufacturer specifications, package information, sourcing guidance, design notes, and verified drop-in alternatives. It emphasizes the 85 mA regulator capability, integrated LIN interface, watchdog, wake-up inputs, GPI, HVMPO, and 14-HVSON footprint so engineers can assess both electrical suitability and PCB compatibility before selecting the device.

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TJA1145AT/0Z

TJA1145AT/0Z - 5 Mbit/s CAN FD Transceiver | NXP

NXP Semiconductors TJA1145AT/0Z is an automotive high-speed CAN transceiver for partial networking, providing the interface between a CAN protocol controller and a two-wire CAN bus. It supports CAN and CAN FD communication at data rates up to 5 Mbit/s and combines differential transmit and receive capabilities with selective wake-up functionality. The device is intended for in-vehicle networks where low standby consumption, bus fault tolerance, and partial-networking capability can reduce the energy required by modules that do not communicate continuously. A CAN transceiver is an interface IC within the broader network-communications semiconductor hierarchy. It converts logic-level signals from a CAN controller into differential bus levels and converts differential bus activity back into controller-compatible receive signals. The TJA1145A family adds partial networking, allowing a node to wake selectively when recognized traffic appears on the bus rather than remaining fully active for every unrelated frame. The key features of the TJA1145AT/0Z include support for CAN FD communication up to 5 Mbit/s, differential CAN bus transmission and reception, selective wake-up, and very low power consumption in Standby and Sleep modes. NXP identifies the device as suitable for automotive applications. The device is supplied under the automotive-oriented TJA1145A family designation and is available in a compact surface-mount package, although the exact package dimensions and pin assignments must be confirmed in the manufacturer datasheet before PCB release. The transceiver provides a physical-layer interface for systems that already contain a CAN protocol controller. It does not replace the controller, arbitration logic, or application software. Designers should therefore verify that the selected CAN controller supports the required classical CAN or CAN FD data rates and that its logic levels, supply voltage, and transceiver-control signals match the TJA1145AT/0Z interface. Typical uses include body-control modules, gateway controllers, telematics units, battery-management systems, and other ECUs connected to partially dormant vehicle networks. Partial networking is especially useful where many nodes share a CAN backbone but only a subset must communicate at a given time, allowing unneeded modules to remain in a low-power state. PCB implementation requires correct termination, common-mode behavior, and decoupling. The CANH and CANL bus connections should follow the layout guidance in the manufacturer datasheet, while the device supply pins require local high-frequency bypass capacitors. Bus stubs should be minimized, and the 120-ohm termination network belongs at the physical ends of the bus rather than at every node. This page organizes the TJA1145AT/0Z technical profile, verified manufacturer and distributor resources, supported applications, and design guidance. It also distinguishes the exact ordered part number from related TJA1145A variants so engineers can assess protocol behavior, package, and qualification requirements before substituting an alternative.

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TJA1145AT-FD-0Z

TJA1145AT/FD/0Z - High-Speed CAN FD Transceiver | NXP | 14-SO

TJA1145AT-FD-0Z is an NXP high-speed CAN/CAN FD transceiver designed for automotive applications, supporting data rates up to 5 Mbit/s in the CAN FD fast phase and packaged in a 14-pin SO (SOIC-14) outline. It provides a 1/1 half-duplex CANbus interface between a microcontroller with a CAN protocol controller and the physical bus, while also incorporating FD-passive partial-networking capability that allows the node to ignore CAN FD frames while waiting for a valid wake-up frame in Sleep or Standby mode. A CAN/CAN FD transceiver is a bus interface IC belonging to the broader category of automotive network transceivers, which itself falls under interface ICs and then integrated circuits in the component taxonomy. These devices sit between a low-voltage digital microcontroller and the differential CAN bus, providing the physical-layer translation that lets a 3.5-bit logic signal coexist with multi-node bus topology. Modern CAN FD transceivers extend classic CAN with flexible data-rate support, enabling payload sizes up to 64 bytes and baud rates above 1 Mbit/s. Key features of the TJA1145AT/FD/0Z include a 4.5 V to 5.5 V supply range, low-power Sleep and Standby modes with local and bus wake-up, integrated ±8 kV HBM ESD protection on bus pins (per NXP datasheet), and automotive-grade qualification with an operating junction temperature up to +150 °C. The 'FD' suffix variant adds the FD-passive partial-networking function that distinguishes it from the non-FD TJA1145AT/0Z. Architecturally, the device uses a differential transmitter with slope control for low-EMI operation, a high-impedance differential receiver, and an SPI control interface for mode and configuration management. The half-duplex 1/1 configuration simplifies CAN bus timing by following two cables, and the SOIC-14 footprint allows drop-in compatibility with classic 14-pin CAN transceivers. Typical applications include automotive body and powertrain ECUs, gateway modules, partial-networking nodes in CAN FD bus systems, industrial CAN FD bridges, and diagnostic interfaces supporting UDS and OBD-II. For automotive designs requiring the same part in a 12-pin HVSON package, the TJA1145ATK/FD/0Z offers equivalent functionality in a smaller footprint. When designing with this transceiver, keep the bus termination (typically 120 Ω at each end of the bus) external and place a 100 nF decoupling capacitor close to the VCC pin. Pay attention to the VIO supply if the host MCU runs at 3.3 V, and verify wake-up timing against the network manager's bus-sleep requirements. This page synthesizes distributor pricing from DigiKey, Mouser, and LCSC, plus drop-in alternatives and partial-networking design notes that are not consolidated in a single place on the manufacturer datasheet.

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TJA1145T/FDJ

TJA1145T/FDJ - 2 Mbit/s CAN FD Transceiver | NXP

The NXP TJA1145T/FDJ is a high-speed CAN transceiver for partial networking, with data rates guaranteed up to 2 Mbit/s in a 14-lead SO14 small-outline plastic package measuring 8.65 mm by 3.9 mm by 1.75 mm. It supports autonomous bus biasing according to ISO 11898-6:2013 and provides dedicated FD-passive behavior in the TJA1145/FD variants. A CAN transceiver is a physical-layer interface IC that connects a host controller or microcontroller to a Controller Area Network bus. The TJA1145 combines the CAN physical-layer transceiver with partial-networking functionality, allowing a node to remain selectively awake while other portions of a vehicle network are inactive. In this product hierarchy, it is a CAN interface IC, bus transceiver, network interface, and power-management-aware communication component. The device is fully compliant with ISO 11898-2:2003, ISO 11898-5:2007, and ISO 11898-6:2013. Its timing is guaranteed for CAN communication rates up to 2 Mbit/s. The FD-passive implementation is designed to ignore CAN FD frames while the device waits for a valid wake-up frame in Sleep or Standby mode, reducing unnecessary wake-up activity while preserving selective network communication. The TJA1145 family is optimized for in-vehicle high-speed networking. Partial networking reduces the electrical burden associated with waking every node on a CAN bus, which is particularly valuable in distributed automotive systems containing multiple control modules, body-comfort systems, and diagnostic equipment. Its autonomous bus-biasing feature supports bus management according to ISO 11898-6:2013. Typical uses include vehicle CAN gateways, body-control modules, infotainment interfaces, electronic control units, comfort systems, and gateway nodes that must wake selectively from a partially sleeping network. The TJA1145T/FDJ is especially relevant where a design needs CAN FD-aware wake behavior, high-speed operation, and the established SO14 footprint associated with the TJA1145T family. Designers should verify the exact pin configuration, operating voltage, transceiver-mode behavior, external component requirements, and PCB land pattern against the NXP TJA1145 datasheet before release. The verified lifecycle information indicates that TJA1145T is at End of Life, so procurement planning and migration assessment are important for long-running automotive programs. This page combines verified manufacturer specifications, distributor availability, lifecycle information, same-footprint migration evidence, and practical engineering guidance. It distinguishes documented electrical facts from parameters that still require confirmation from the manufacturer datasheet, helping engineers evaluate the TJA1145T/FDJ without relying on assumptions.

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TJA1145T

TJA1145T/FDJ - High-Speed CAN FD Transceiver w/ Partial Networking

The NXP TJA1145T/FDJ is a high-speed CAN (Controller Area Network) transceiver with CAN FD (Flexible Data rate) support and dedicated partial networking capability, housed in a 14-pin SO package. The device operates from a 4.5V to 5.5V supply on VCC and is fully compliant with ISO 11898-2:2003, ISO 11898-5:2007, and ISO 11898-6:2013 standards. Per the NXP product page, the TJA1145T variant supports data rates up to 2 Mbit/s. A CAN transceiver is a physical-layer interface that connects a CAN protocol controller to the differential CAN bus, providing differential transmit/receive signaling, bus fault protection, and electromagnetic immunity. The TJA1145T belongs to the NXP TJA1145 family, which integrates ISO 11898-6 selective wake-up logic ('partial networking') so an ECU can ignore CAN traffic while monitoring the bus for a designated wake-up frame, dramatically reducing quiescent current in always-connected body-electronics ECUs. Key features include autonomous bus biasing per ISO 11898-6:2013, an FD-passive mode that ignores CAN FD frames during Sleep/Standby to avoid false wake-ups, low-power Sleep and Standby modes, and an INH (inhibit) output for controlling an external voltage regulator. The 14-SO package provides a small footprint suitable for body-control, gateway, and cluster modules. The TJA1145T/FDJ uses an ISO 11898-6 selective-wake architecture that combines a low-power wake receiver with the high-speed CAN data path. When the host microcontroller commands Sleep mode, the data path shuts down while the wake receiver remains active; only a matching CAN-ID frame wakes the ECU, allowing significant quiescent-current savings versus traditional always-on transceivers. Typical applications include automotive body-control modules (BCM), gateway ECUs, instrument clusters, and ADAS sensor nodes where selective wake-up minimizes parasitic battery drain. The 'T' suffix identifies this specific variant within the TJA1145 family (distinct from TJA1145 and TJA1145A), and the '/FD' suffix denotes CAN FD passive support. When designing with this part, ensure the bus termination (typically 120 ohm at each end of the CAN bus segment) is correctly applied and that the INH pin is used to control an external LDO if low quiescent current is required. Note that TJA1145T is approaching end-of-life; verify current lifecycle status with NXP before committing to new designs. This page synthesizes NXP datasheet excerpts, distributor pricing and stock, drop-in variants from the same TJA1145 family, and practical design notes not consolidated in the manufacturer datasheet alone.

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TJA1145TKJ

TJA1145TKJ - High-Speed CAN Transceiver | NXP Semiconductors

The NXP Semiconductors TJA1145TKJ is a high-speed CAN transceiver for partial networking, designed to interface a Controller Area Network protocol controller with a physical two-wire CAN bus. The device operates from a 4.5 V to 5.5 V supply range and is supplied in a 14-HVSON package measuring 3 mm by 4.5 mm. Its CAN interface supports ISO 11898-2:2016 compliant CAN partial networking through a selective wake-up function. The TJA1145 is intended for automotive and industrial systems where low standby power, sleep-mode operation, and selective network wake-up are important. The verified product information identifies the TJA1145TKJ as a 1/1 half CANbus transceiver and lists reel-reel packing with a minimum package quantity of 6000 units. NXP lists a budgetary price of USD 1.68 at the 1K quantity level, with a listed lead time of 99 weeks as of 2026-10-28. The transceiver supports CAN communication in vehicles and other networked equipment, while its partial-networking capability allows selected nodes to remain asleep until a relevant bus activity is detected. The available manufacturer datasheet should be used as the authoritative reference for electrical limits, timing, pin functions, wake-up behavior, and application-specific implementation details.

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TJA1441AT/0Z

TJA1441AT/0Z - 5 Mbit/s CAN FD Transceiver, SOIC-8 | NXP

The NXP Semiconductors TJA1441AT/0Z is a 5 Mbit/s high-speed CAN transceiver with integrated Silent mode, supplied in an 8-pin SOIC (SO-8) surface-mount package. It provides one CAN TXD and one RXD logic interface, a VIO pin for 3.3 V and 5 V microcontroller compatibility, and a standard ISO 11898-2 compliant CAN bus driver and receiver stage. A CAN transceiver is the physical-layer interface between a host controller and the CAN bus wiring. It converts logic-level TXD into differential CANH and CANL bus signals, and converts received differential bus levels back into a logic-level RXD signal. In the equipment hierarchy the TJA1441AT/0Z sits between the CAN controller (microcontroller or dedicated CAN controller) and the transceiver, part of the CAN controller > CAN transceiver > physical-layer interface > interface IC chain. Key features include a data rate of up to 5 Mbit/s, a Silent mode that puts the transmitter into a recessive, high-impedance state while the receiver stays active, a VIO supply pin that allows the logic side to run from 1.8 V up to 5.5 V, and low quiescent current for reduced system power. The device also features bus fault and short-circuit protection on the CANL and CANH pins, plus thermal shutdown and an extended operating temperature range suitable for industrial equipment. Internally the transceiver combines a CMOS-compatible logic input stage, a differential line driver with a wide common-mode range, and a complementary differential receiver with hysteresis for noise immunity. Because the Silent mode holds the driver in recessive state, a node can stay connected to an active bus without contributing error frames, which is useful in partially powered or listen-only nodes and in test and diagnostic setups. The VIO pin independently powers the digital interface, so the TXD and RXD pins remain compatible with 3.3 V and 5 V microcontrollers while the transceiver core runs from the standard 5 V rail. Typical applications include automotive and industrial body control modules, gateway and aggregator units, electric vehicle powertrain controllers, instrumentation clusters, sensor hub nodes, and factory automation equipment where a CAN bus backbone links remote nodes over long cable runs. When designing with the TJA1441AT/0Z, terminate the bus with 120 ohm resistors at both ends only, keep the CANH and CANL traces as a tightly coupled differential pair, and follow the layout guidance in the NXP TJA1441 data sheet. The VIO decoupling capacitor should be placed directly on the VIO pin for clean logic levels. This page brings together the manufacturer data sheet information, pin-level detail, cross-reference drop-in alternatives, and practical layout and application guidance so engineers can qualify the TJA1441AT/0Z quickly and design a compliant CAN node around it.

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TJA1441BT/0Z

TJA1441BT/0Z - 5 Mbps CAN FD Transceiver | NXP | SOIC-8

The NXP Semiconductors TJA1441BT/0Z is a high-speed CAN FD transceiver with Silent mode, designed to interface a CAN or CAN FD protocol controller with a two-wire CAN bus. It supports CAN FD communication at data rates up to 5 Mbit/s and is supplied in an 8-pin SOIC package. The device is intended as a simple replacement for high-speed Classical CAN and CAN FD transceivers such as the NXP TJA1051 and TJA1057, helping existing designs retain their hardware and software structure. A CAN transceiver is an interface IC that converts logic-level transmit and receive signals into a differential CAN bus and presents the bus state to a controller. The TJA1441 family belongs to the broader CAN interface, transceiver, and industrial communication hierarchy. Its 5 V operation, 5 Mbit/s data-rate capability, 3 mA quiescent current, and normal or Silent operating modes make it appropriate for distributed embedded systems that need reliable communication over a two-wire differential bus. The TJA1441BT/0Z includes ESD protection, undervoltage protection, thermal shutdown protection, and a TXD dominant timeout function. These protections support robust operation in automotive, industrial, and embedded CAN networks where cable transients and supply disturbances are common. The 150°C maximum operating temperature shown in the product listing supports use across demanding temperature ranges, while AEC-Q100 qualification is identified in the product description for automotive-oriented designs. Typical uses include automotive body electronics, industrial automation equipment, robotics controllers, building automation gateways, and CAN-connected sensors. The 8-pin SOIC-8 package is straightforward to assemble on conventional PCB technology and can replace compatible existing CAN transceivers without changing the controller or bus software. For a new design, confirm the exact pin description, recommended external components, bus termination, and transceiver mode timing in the NXP TJA1441 datasheet. The most important design trade-off is that this is a CAN physical-layer transceiver, not a standalone CAN controller. The host MCU or other protocol controller must generate TXD and receive RXD, while the PCB must provide correct CANH and CANL routing, termination at appropriate bus locations, adequate grounding, and protection for the application environment. The component should not be selected solely by its listed data rate; verify supply voltage, I/O voltage compatibility, mode-control logic, and bus fault requirements against the complete device specification.

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TJA1441BTK/0Z

TJA1441BTK/0Z - 5 Mbit/s CAN FD Transceiver | NXP

NXP Semiconductors TJA1441BTK/0Z is a high-speed CAN transceiver with Silent mode for CAN and CAN FD networks, supporting data rates up to 5 Mbit/s in an 8-HVSON surface-mount package. It provides the physical-layer interface between a CAN or CAN FD protocol controller and a two-wire CAN bus, combining a transmitter, receiver, bus-driver protection, and Silent-mode control. A CAN transceiver is an interface integrated circuit that converts logic-level signals from a CAN controller into differential bus signals and converts received differential bus levels back into controller-compatible logic. In the broader hierarchy, a CAN transceiver is a bus interface IC, a communications interface device, and a semiconductor. It supports the physical layer of Controller Area Network communication while the CAN controller handles frame construction, arbitration, error management, and higher-level protocols. The TJA1441 family combines support for Classical CAN and CAN FD operation with a maximum CAN FD fast-phase data rate of 5 Mbit/s. Its Silent mode provides a way to place the transceiver into a state suitable for designs that require a disabled or low-impact CAN interface. The manufacturer also describes the TJA1441 as a potential simple replacement for established high-speed Classical CAN and CAN FD transceivers, helping simplify upgrades without changing the surrounding hardware or software architecture. Technical design work centers on correct implementation of the CAN bus, termination, decoupling, and protection. Because the device interfaces to a two-wire differential network, both transmitters connected to the same bus must be able to dominate recessive bus states without destructive contention. PCB signal integrity is therefore important from the controller through the transceiver to the connector, particularly in industrial, automotive, and communication systems operating at longer cable lengths or higher data rates. Typical uses include CAN FD gateways, industrial automation equipment, automotive body and comfort electronics, building-control systems, robotics, diagnostic equipment, and embedded control platforms. The 5 Mbit/s capability is useful when a CAN FD controller uses the faster data phase, while compatibility with Classical CAN supports mixed-speed network segments and incremental migration from conventional CAN systems. When assigning PCB resources, use the manufacturer pin and package information for the exact ordering code, and place local input and output capacitors close to their associated pins. Keep the CANH and CANL routing compact and symmetrical, provide the specified common-mode choke and bus protection where required, and install the bus termination at the physical ends of the network rather than beside the transceiver. This product page combines manufacturer interface and package information, verified source links, drop-in candidate details, comparison parameters, and practical CAN-bus design guidance. It also distinguishes verified replacements from alternatives that require footprint, logic, or firmware validation before use.

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TJA1441DTK/0Z

TJA1441DTK/0Z - 5 Mbit/s CAN FD Transceiver | NXP

NXP Semiconductors TJA1441DTK/0Z is a high-speed CAN transceiver that provides the physical interface between a CAN or CAN FD protocol controller and a two-wire CAN bus. It supports Classical CAN and CAN FD communication at data rates up to 5 Mbit/s, includes Silent mode and a selectable Off mode, and is supplied in an 8-pin HVSON package measuring 3 mm by 3 mm. The manufacturer positions the TJA1441 as a pin-compatible replacement for high-speed Classical CAN and CAN FD transceivers such as the TJA1051 and TJA1057. A CAN transceiver is an interface IC within the broader CAN controller-to-bus communication path. It converts logic-level TXD and RXD signals into the physical voltages and currents used on a differential CAN bus, while receiving bus signals and presenting a compatible logic output to the protocol controller. This electrical boundary helps isolate the controller from the physical bus while supporting bidirectional communication over a two-wire network. The TJA1441 is intended for high-speed embedded CAN and CAN FD networks, including automotive electronics, industrial automation, robotics, vehicle networking, and embedded control systems. Its principal feature is support for CAN FD data rates up to 5 Mbit/s. Silent mode allows the transceiver to monitor reception without driving the bus actively, while selectable Off mode provides a low-power operating state for power-management and parked-system requirements. The 8-pin HVSON package uses a compact surface-mount format suited to space-constrained controller boards. NXP describes the device as a drop-in option for compatible high-speed transceivers, helping existing designs retain their PCB layout and software architecture. Migration still requires verification of pin functions, supply requirements, bus timing, mode-control logic, and transceiver operating characteristics before production release. Typical deployments include CAN FD gateways, vehicle body-control modules, industrial motor controllers, robotic communication networks, diagnostic equipment, and distributed sensor systems. In each application, the transceiver connects a local CAN protocol controller to the bus while providing bus-side fault handling and local mode control. Design the PCB around the exact 8-pin HVSON footprint, exposed thermal-pad requirements, input and output capacitor requirements, bus termination network, and common-mode choke or split-termination solution identified in the manufacturer datasheet. Keep the CAN_H and CAN_L routing symmetrical, minimize stub lengths, and provide a continuous return path beneath the bus pair to reduce radiated emissions and susceptibility to electromagnetic interference. This product page consolidates manufacturer documentation, package information, lifecycle status, drop-in migration candidates, comparison points, and application-specific design guidance. It also distinguishes documented replacement options from parts that may have similar functions but do not share the required package and pin compatibility.

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TJA1442AT/0Z

TJA1442AT/0Z - 5 Mbps CAN FD Transceiver | NXP

The NXP Semiconductors TJA1442AT/0Z is a high-speed CAN and CAN FD interface transceiver with one transmitter and one receiver, a maximum documented data rate of 5 Mbps, and a 4.5 V to 5.5 V supply range. The device is supplied in an 8-pin SOIC package for surface-mount PCB assembly and includes a standby mode for controlled low-power operation. Its operating-temperature specification extends from -40°C to +150°C junction temperature. A CAN transceiver is an interface IC that connects a CAN controller or host processor to a physical two-wire CAN bus. It converts logic-level TXD and RXD signals into bus-compatible CAN signals and presents the received bus state to the controller. As a CAN FD-capable physical-layer device, the TJA1442AT/0Z supports communication networks whose controllers use the CAN FD protocol while remaining associated with the broader Controller Area Network ecosystem. The TJA1442AT/0Z provides a 5 Mbps maximum data rate, a half-duplex 1-transmitter, 1-receiver configuration, and 50 mV receiver hysteresis. The specified 4.5 V to 5.5 V supply range permits operation from regulated 5 V rails. Receiver hysteresis helps distinguish signaling states around the bus decision threshold, while standby mode provides a mechanism for reducing activity when the node does not need normal bus communication. The 8-SOIC package supports conventional surface-mount assembly and provides separate pins for the CAN bus, ground, supply, mode control, and controller-interface signals. The listed package dimensions correspond to an 8-pin SOIC with a 3.90 mm body width. The manufacturer describes the TJA144x family as compatible with existing high-speed classical CAN and CAN FD transceiver hardware, allowing retrofit without changing the established PCB footprint or associated software approach. Typical uses include distributed industrial control, automotive electronic modules, building automation, robotics, and other embedded networks in which a host controller communicates over a two-wire CAN bus. The 5 Mbps capability is relevant to CAN FD nodes with greater payload throughput than classical CAN, while the half-duplex interface supports a shared bus architecture. Designers should still verify timing, termination, bus topology, and controller compatibility in the final system. For PCB design, place the transceiver close to the CAN connector and bus routing, maintain a continuous ground path, and follow the manufacturer's application guidance for connector stubs and protection. The 4.5 V minimum supply requirement excludes direct operation below that voltage, so the device should be supplied from a regulated 5 V rail. Standby and mode-control behavior must also be checked against the host firmware power states. This product record combines NXP manufacturer information, distributor package and lifecycle data, the official datasheet, and verified cross-reference results. It also separates documented electrical facts from unknown commercial details, making the page useful for initial design selection while clearly identifying where engineering verification or supplier confirmation is still required.

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TJA1442ATK/0Z

TJA1442ATK/0Z - 5 Mbit/s CAN Transceiver | NXP | Automotive

NXP Semiconductors TJA1442ATK/0Z is a high-speed CAN transceiver with Standby mode for CAN and CAN FD networks, supporting data rates up to 5 Mbit/s in an 8-HVSON package with an exposed pad. The device provides a physical-layer interface between a CAN protocol controller and the two-wire CAN bus. Its automotive qualification makes it suitable for vehicle networking systems requiring a compact, surface-mount CAN interface. A CAN transceiver, also called a CAN physical-layer transceiver, converts logic-level TXD and RXD signals into differential CAN bus signaling and converts received bus signals back into a digital receive output. It sits between the CAN controller and the CANH and CANL conductors within the broader hierarchy of network interface ICs, communication transceivers, and semiconductor interface devices. This interface function allows a microcontroller or dedicated CAN controller to communicate reliably over a wired vehicle or industrial network. The TJA1442ATK/0Z supports data rates up to 5 Mbit/s and operates with a 5 V supply. The part includes a Standby mode, allowing the system to reduce activity when bus communication is not required. The VIO supply input supports I/O-level adaptation for the TXD and RXD interface. Its 8-HVSON package with exposed pad supports compact PCB layouts and provides a thermal land for heat dissipation. The device implements the CAN physical layer defined by ISO 11898-2:2016 and is interoperable with SAE J2284-1 through SAE J2284-5 high-speed CAN networks. The exposed-pad arrangement helps spread heat through the PCB copper, but the final thermal performance still depends on the power dissipated, copper area, and thermal design of the assembled board. The TJA1442ATK/0Z is identified as an active NXP automotive part and is supplied in an automotive, AEC-Q100-oriented ordering configuration. Typical applications include automotive body-control modules, electric-vehicle control units, gateway controllers, lighting and climate-control electronics, industrial automation equipment, and CAN-based sensor nodes. In these systems, the transceiver provides the physical layer between the host controller and the two-wire bus while the standby function supports power-conscious operating states. The CAN FD capability makes it useful for mixed classical CAN and CAN FD networks. For PCB design, place the transceiver close to the bus connector and controller interface, route CANH and CANL as a balanced pair, and provide the decoupling and protection required by the application. Respect the maximum bus and supply voltages, use an appropriately sized common-mode choke or protection network when required, and confirm that the exposed pad is connected to the intended ground plane. Verify all timing, slew-rate, and bus-loading conditions against the manufacturer datasheet before production release.

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TJA1442BT/0Z

TJA1442BT/0Z - 5 Mbps CAN FD Transceiver | NXP

NXP Semiconductors TJA1442BT/0Z is a high-speed CAN transceiver with Standby mode, a 5 Mbps CAN FD interface, a 4.5 V to 5.5 V supply range, and an 8-pin SO package. The AEC-Q100-qualified device is supplied in tape-and-reel packaging and is specified for temperatures from -40 °C to +150 °C. It is intended as a hardware-compatible replacement for high-speed Classical CAN and CAN FD transceiver designs using NXP TJA1042 or TJA1044GT devices. A CAN transceiver is the physical-layer interface between a CAN protocol controller and the two-wire CAN bus. Within the automotive electronics hierarchy, this device belongs to the CAN transceiver class, which operates between a CAN controller, also called a CAN controller area network interface, and the physical CANH and CANL bus conductors. NXP describes the TJA1442 as a simple replacement intended to avoid hardware and software design changes when retrofitting existing applications. The TJA1442BT/0Z provides a 5 Mbps CAN FD data rate and includes a dedicated Standby operating mode. Its 4.5 V to 5.5 V supply range supports regulated 5 V automotive and industrial electronic systems. The half-bus transceiver arrangement places the CAN bus interface, TXD receive path, RXD output path, logic reference, standby control, and supply connections in a compact 8-pin SO surface-mount package. Automotive qualification makes the TJA1442BT/0Z relevant to vehicle body, comfort, powertrain-adjacent, and industrial CAN networks where high-temperature operation and long-term availability are important. The manufacturer identifies RoHS compliance, lead-free construction, and RoHS-compliant tape-and-reel presentation. The -40 °C to +150 °C operating range is especially relevant where equipment can be exposed to elevated ambient temperatures inside an enclosure or vehicle cabin. Typical uses include retrofitting an existing TJA1042 or TJA1044GT CAN node, building a 5 Mbps CAN FD gateway, connecting a microcontroller or industrial controller to a CAN bus, and developing automotive diagnostic or distributed control equipment. The manufacturer datasheet states that the TJA1442 offers pin compatibility and is designed to avoid changes to hardware and software design for supported existing applications. The primary design check is the controller-to-transceiver logic interface, CANH and CANL bus connection, supply decoupling, and Standby-state behavior. Because supported replacement applications and pin compatibility are application-specific, engineers should verify the complete NXP datasheet, including electrical limits, bus timing, input thresholds, bus-fault behavior, and external component recommendations, before releasing a new PCB.

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TJA1442BTK/0Z

TJA1442BTK/0Z - 5 Mbit/s CAN FD Transceiver | NXP

The NXP Semiconductors TJA1442BTK/0Z is a high-speed CAN FD transceiver with standby mode, designed for Classical CAN and CAN FD communication systems. It supports CAN FD fast-phase data rates up to 5 Mbit/s and is packaged in an 8-HVSON package measuring 3 x 3 mm. The device is intended for use between a CAN controller and the physical two-wire CAN bus. A CAN transceiver is an interface IC that converts logic-level signals from a CAN controller into the differential electrical signaling used on a CAN bus, while converting received bus signals back into controller-compatible logic. The TJA144x family belongs to the broader hierarchy of CAN interface ICs, network interface ICs, interface semiconductors, and communication semiconductors. Its CAN FD capability supports higher-bandwidth automotive and industrial networks while retaining compatibility with conventional CAN systems. The TJA1442BTK/0Z includes a standby operating mode for systems that need to reduce activity when the communication network is not in use. The manufacturer positions the TJA1442 as a straightforward replacement for existing high-speed Classical CAN and CAN FD transceivers, including the NXP TJA1042 and TJA1044GT families. This replacement positioning helps support design updates and retrofit applications without changing the surrounding hardware and software architecture. The device is suitable for automotive electronic control units, battery-management systems, charging equipment, industrial automation controllers, robotics, building automation, and embedded CAN FD gateways. Its small 3 x 3 mm HVSON footprint is useful for compact control boards where component placement, routing, and thermal management must be carefully controlled. For new designs, confirm the controller voltage levels, bus termination strategy, transceiver mode-control requirements, and the exposed-pad soldering recommendations in the manufacturer datasheet. In retrofit designs, verify that every pin function and supply reference matches the original transceiver before substituting the TJA1442BTK/0Z. This product page combines the manufacturer’s device positioning, package information, CAN FD speed capability, replacement context, and practical design guidance to support component selection, footprint review, and PCB integration.

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TJA1443AT/0Z

TJA1443AT/0Z - 5 Mbit/s CAN FD Transceiver | NXP

NXP Semiconductors TJA1443AT/0Z is a high-speed CAN transceiver with Standby, Sleep and Listen Only modes, operating up to 5 Mbit/s in a 14-pin SOIC package. The device connects a CAN or CAN FD controller to a physical two-wire CAN bus and supports VIO, EN, STB and ERR control or status functions. It is positioned as a hardware-compatible successor to established high-speed CAN transceivers. A CAN transceiver is an interface integrated circuit that translates logic-level controller signals into differential bus voltages and converts received bus states back into controller-compatible signals. CAN belongs to the broader hierarchy of network interfaces, data converters and interface ICs. Its two-wire physical layer allows multiple nodes to communicate over a shared bus while supporting arbitration, fault handling and standardized high-speed operation. The TJA1443AT/0Z supports data rates up to 5 Mbit/s and includes Standby, Sleep and Listen Only operating modes. These modes allow a design to reduce activity when communication is not required while preserving a path for wake-up or bus monitoring. VIO provides a logic-side interface referenced to the selected digital supply, while EN, STB and ERR support local mode control and error-state monitoring. According to the NXP TJA1443 datasheet, the device implements the CAN physical layer defined by ISO 11898-2:2016 and is compatible with the high-speed requirements associated with SAE J2284-1 through SAE J2284-5. The TJA144x family is intended to interoperate with established high-speed Classical CAN and CAN FD controllers, helping simplify upgrades to existing hardware and software platforms. Typical uses include automotive and industrial CAN FD nodes, gateway modules, body and comfort controllers, diagnostic interfaces, sensor concentrators and embedded communications equipment. It is particularly appropriate when a compact surface-mount transceiver, selectable low-power modes and centralized bus-fault awareness are required. Board layout must preserve the differential CAN_H and CAN_L return path and provide suitable termination and common-mode protection for the target network. For a new design, compare the device against the TJA1443ATK/0Z automotive-grade ordering option and confirmed alternatives such as TCAN1043A. Do not assume electrical or qualification equivalence from package similarity alone; verify supply voltage, mode-control polarity, transceiver delay, bus fault behavior and automotive qualification against the system requirements. This page combines the manufacturer datasheet, product-page information, commercial sourcing guidance, package-level comparison and practical replacement criteria. It highlights the operating modes, standards context and PCB considerations engineers need when evaluating the TJA1443AT/0Z for a high-speed CAN or CAN FD physical layer.

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TJA1448AT/0Z

TJA1448AT/0Z - 5Mbps Dual CAN Transceiver | NXP | Automotive

NXP Semiconductors TJA1448AT/0Z is a dual high-speed CAN transceiver with Standby mode for connecting a CAN or CAN FD protocol controller to a two-wire CAN bus. The device supports data rates up to 5 Mbit/s, operates from a 5 V supply, and is packaged in a 14-pin SOIC. It is designed for automotive and industrial CAN communication systems requiring two CAN channels in one package. The TJA1448 family is intended to provide a simple replacement for dual high-speed Classical CAN and CAN FD transceivers, helping simplify hardware and software retrofitting. A CAN transceiver is the physical-layer interface between a digital CAN controller and the differential CAN bus. It converts logic-level TXD and RXD signals into bus-compatible differential signaling, while providing the receiver path back to the controller. The TJA1448 provides two complete CAN channels, making it useful where a system requires redundant channels, gateway isolation, or simultaneous communication across separate CAN buses. The TJA1448AT/0Z supports Normal, Silent, Sleep, and Standby operating modes according to the product information. Its dual-channel architecture, 5 Mbit/s capability, and 5 V operation make it appropriate for automotive body and chassis electronics, industrial automation equipment, robotics, transport systems, and CAN FD gateways. Standby mode is particularly useful in systems that need to retain low-power behavior while supporting controlled transitions between operating states. The device is identified as an automotive AEC-Q100 part in distributor product information, making it relevant to automotive qualification programs. Its 14-pin SOIC package supports conventional surface-mount assembly and integration into compact controller boards. Because the TJA1448 family is described as pin-compatible with existing dual high-speed CAN and CAN FD transceiver designs, it can be considered during replacement projects after confirming the exact pin functions, operating-mode logic, and bus timing of the incumbent device. For robust implementation, place the transceiver close to the CAN connector and route the CANH and CANL conductors as a differential pair with controlled impedance. Keep the bus stubs short, provide the required termination at both ends of the network, and follow the decoupling and grounding recommendations in the NXP datasheet. Review low-power mode transitions and fault behavior against the system’s wake-up and diagnostic requirements before finalizing the design.

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TJA1448ATK/0Z

TJA1448ATK/0Z - 5 Mbps Dual CAN FD Transceiver | NXP

The NXP Semiconductors TJA1448ATK/0Z is a dual high-speed CAN and CAN FD transceiver with two independent channels, supporting data rates up to 5 Mbps in a 14-pin HVSON package measuring 3 x 4.5 mm. It operates from a 4.5 V to 5.5 V supply and includes standby mode, bus wakeup functionality, and advanced fault protection for automotive and industrial CAN networks. A CAN transceiver is the physical-layer interface between a CAN or CAN FD protocol controller and a two-wire CAN bus. In the wider electronics hierarchy, a transceiver belongs to the interface-IC family, where it converts controller logic levels into bus-compatible signals and converts bus activity into logic-level receive data. The TJA1448ATK/0Z combines two channels in one package, allowing one controller or gateway to connect to two independent CAN buses or to two channels of the same network. Key features include dual-channel CAN FD operation, a maximum supported data rate of 5 Mbps, and a 4.5 V to 5.5 V operating-supply range. The device is identified as a 2/2 transceiver half CANbus device in the 14-HVSON 3 x 4.5 mm package. The exposed-pad package construction supports compact automotive PCB layouts while providing an effective thermal path when the board is designed with suitable copper area. The TJA144x family is designed as a drop-in replacement for high-speed classic CAN and CAN FD transceivers, helping preserve hardware and software architecture when upgrading a communication link. The standby mode provides a controlled operating state for systems where the bus interface must be disabled or managed according to the vehicle or equipment power state. Bus wakeup support is useful in distributed automotive systems where a node must detect bus activity before returning to a fully active state. Typical applications include automotive CAN FD gateways, body-control modules, electric-vehicle communication networks, industrial vehicle systems, and embedded CAN FD controllers. The dual-channel arrangement can reduce board area when two CAN links are required, while the 5 Mbps capability supports higher-throughput CAN FD payloads and diagnostics. Designers should use the manufacturer's pin description table and recommended connection details when assigning PCB tracks. Decoupling capacitors should be placed close to the supply pins, and the exposed thermal pad should be connected according to the package land-pattern guidance. The CAN bus conductors and ground-return path require careful high-speed layout planning, including controlled impedance and minimized loop area. This product page combines the NXP TJA1448 family information, package details, verified distributor references, and practical interface-design guidance to support component selection, PCB implementation, and drop-in replacement evaluation.

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TJA1448BT/0Z

TJA1448BT/0Z - Dual 5Mbps CAN FD Transceiver | NXP

NXP Semiconductors TJA1448BT/0Z is a dual-channel high-speed CAN FD transceiver rated for 5 Mbit/s communication, a 4.5 V to 5.5 V supply range, and operation from -40°C to +150°C. The device is supplied in a 14-pin SOIC package and provides two independent CAN physical-layer channels for interfaces between CAN controllers and two-wire CAN buses. A CAN transceiver is the physical-layer interface between a digital CAN or CAN FD controller and a differential two-wire bus. It converts controller logic levels into CAN bus signals and reconstructs received bus information for the controller. Within the power-management and semiconductor hierarchy, the TJA1448 belongs to the CAN interface IC class, supports ISO 11898-2:2016 physical-layer operation, and is interoperable with high-speed CAN systems. The TJA1448BT/0Z includes Normal and Standby operating modes, low-power operation, wake-up support, transmitter-dominant timeout, electrostatic-discharge protection, undervoltage protection, and thermal shutdown protection. Its VIO interface allows direct connection to either 3.3 V or 5 V microcontrollers, reducing the need for level-shifting circuitry when the transceiver and controller use different logic voltages. The device supports Classical CAN and CAN FD signaling at data rates up to 5 Mbit/s. Two integrated channels make it suitable for systems that need two CAN bus connections without using separate single-channel transceivers. Its high-temperature operating range supports industrial, automotive, and communications equipment where the ambient enclosure temperature may substantially exceed conventional commercial limits. Typical uses include automotive body and powertrain electronics, industrial automation equipment, building automation gateways, CAN-based sensors, robotics, and embedded control systems. In a dual-channel installation, each channel connects to a separate CAN FD controller interface and its associated differential bus wiring while sharing the device supply and operating-mode controls. Designers should preserve the datasheet-defined decoupling and bus-termination layout, validate logic compatibility at VIO, and verify that the PCB footprint matches the 14-pin SOIC outline. The standby and wake-up functions should be checked against the controller's power-management strategy so the remote node can enter low-power operation without preventing required bus communication. This page combines the manufacturer identification, package and feature information, replacement context, comparison parameters, and application-oriented design guidance into a concise engineering reference for selecting and implementing the TJA1448BT/0Z.

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TJA1448BTK/0Z

TJA1448BTK/0Z - Dual CAN FD Transceiver | NXP

The NXP TJA1448BTK/0Z is a dual-channel, high-speed CAN and CAN FD transceiver with two independent transmit and receive channels, standby support, and operation from a 4.5 V to 5.5 V supply. The device is packaged in a 14-HVSON surface-mount package measuring 3 mm by 4.5 mm and supports CAN FD communication at data rates up to 5 Mbit/s. A CAN transceiver is an interface IC that connects a CAN protocol controller to a physical two-wire CAN bus. It belongs to the CAN interface transceiver class, within the broader interface IC and semiconductor hierarchy. The controller generates and interprets digital CAN frames, while the transceiver converts those signals into bus-compatible electrical levels and receives bus signals back. The TJA1448 supports both Classical CAN and CAN FD networks, making it suitable for systems that need a compact dual-channel physical layer. The TJA1448 family combines two high-speed CAN channels in one package. Its standby mode provides a way to place the transceiver into a reduced operating state when communication is temporarily unnecessary. Its dual-channel architecture can reduce component count in controllers, gateways, industrial nodes, or automotive modules that require two independent CAN FD links. The NXP manufacturer overview identifies the TJA1448 as part of a family designed for data rates up to 5 Mbit/s. The TJA1448 is also positioned as a hardware-compatible replacement for earlier dual high-speed Classical CAN and CAN FD transceivers. The manufacturer datasheet specifically identifies the NXP TJA1059 as a device that can be replaced by the TJA1448. This makes the part useful for retrofitting existing dual-channel CAN designs where board space, standby behavior, and CAN FD capability are important selection criteria. Typical uses include industrial automation controllers, vehicle body and comfort modules, distributed sensor nodes, CAN FD gateways, diagnostic equipment, and embedded communication systems. Two CAN channels can serve separate buses or maintain redundant communication paths, subject to the electrical requirements of each network. The compact 14-HVSON package is particularly useful when board area is constrained and high routing density is required. Layout is the primary implementation consideration for a high-speed CAN interface. Keep CAN bus traces short, provide a continuous return path beneath the bus, place the bus-side termination network at the appropriate network endpoints, and decouple the transceiver supply close to the device. The CANH and CANL connections should also be routed as a differential pair with consistent geometry and minimal stubs. This page combines the manufacturer product information, documented CAN FD capability, package identity, standby feature, replacement context, practical layout guidance, and verified sourcing links. It is designed to help engineers identify whether the TJA1448BTK/0Z fits a dual CAN FD interface and how it compares with a documented pin-compatible replacement.

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TJA1448CTK/0Z

TJA1448CTK/0Z - Dual CAN FD Transceiver | NXP

NXP Semiconductors TJA1448CTK/0Z is a dual high-speed CAN physical-layer transceiver with two independent CAN channels, Standby mode, and wake-up source recognition in a 14-HVSON package measuring 3 mm by 4.5 mm. It interfaces a CAN or CAN FD controller with a physical two-wire CAN bus and implements the physical layer defined in ISO 11898-2:2016 and SAE J2284-1 through SAE J2284-5. The device is intended as a simple replacement for dual high-speed Classical CAN and CAN FD transceivers such as the NXP TJA1059, allowing existing hardware and software designs to be retained during upgrades. The TJA1448 belongs to the TJA144x transceiver family and combines standard CAN bus operation with low-power management functions. Standby mode helps reduce current consumption when the node is not communicating, while wake-up source recognition distinguishes bus activity from a local wake-up request. These features are useful in distributed automotive and industrial systems where multiple network nodes must sleep, monitor the bus, and restart without continuous full-power operation. The exact electrical limits and timing values must be checked in the manufacturer datasheet before finalizing a design. The 14-HVSON package is intended for compact surface-mount assemblies. Its exposed-pad construction provides a thermal path from the transceiver to the PCB, but correct land pattern design and adequate copper are required to dissipate heat effectively. The package drawing and pin configuration in the NXP pinning documentation should be used directly during PCB layout because exposed-pad connections and pad numbering must match the exact CTK variant. Typical applications include CAN FD gateways, body and comfort controllers, battery-management systems, industrial automation equipment, distributed sensors, motor-control modules, and gateway interfaces between higher-speed automotive Ethernet networks and legacy CAN buses. In a CAN FD network, the transceiver provides the physical layer while the CAN controller handles arbitration, frame formatting, error handling, and data-rate negotiation. Designers should pay attention to bus termination, common-mode behavior, loop delay, bus fault recovery, and decoupling when evaluating this transceiver. CAN_H and CAN_L require a correctly terminated bus, while RXD provides the logic-level receive signal for the controller and STB or EN-related control can place the device into a lower-power state. The datasheet pin table should guide every net assignment. This page combines the manufacturer interface information, lifecycle information, cross-reference results, practical PCB guidance, and focused selection criteria to support faster engineering decisions. It also highlights the limits of verified drop-in alternatives: the available cross-reference results identify the TJA1448 family and its replacement role but do not establish five distinct cross-manufacturer alternatives with verified 14-HVSON pin compatibility.

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