TJA1051T/2Z - 5 Mbit/s Silent-Mode CAN Transceiver | NXP
料号： TJA1051T/2Z ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.9448 | $0.94 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
TJA1051T/2Z 概述
A CAN transceiver is the physical-layer interface within a Controller Area Network. It converts controller TXD and error-indicator signals into differential bus output, then converts differential bus levels into RXD data for the protocol controller. This device sits between digital microcontroller I/O and the CAN_H and CAN_L network conductors, combining bus-driver, receiver, and control functions in one IC.
The TJA1051T/2Z headline characteristics are a maximum listed data rate of 5 Mbit/s and an 8-pin SOIC package. Silent Mode provides an operating state identified by the verified product listing, but the supplied excerpts do not quantify its input, output, or supply current. The manufacturer also states that the TJA1051T is backward compatible with the TJA1050, which is important when upgrading an existing CAN node without changing its controller-facing interface.
The TJA1051 family targets high-speed CAN networks, including automotive systems, where robust differential signaling and transceiver integration simplify node construction. Differential bus operation rejects common-mode noise better than a single-ended interface when the network, termination, grounding, and connector implementation are correctly designed. This makes the part suitable for vehicle body electronics, industrial automation equipment, embedded controllers, and CAN-based sensors.
The primary design consideration is preserving compatibility at both the software and physical layers. A replacement must match the SOIC-8 footprint, pin functions, supply expectations, bus timing, and controller logic. Bus termination, common-mode range, loop delay, recessive/dominant behavior, and maximum cable length must be checked against the complete network design rather than inferred solely from the 5 Mbit/s headline rate.
For sourcing and engineering context, this page combines the exact verified distributor identity, manufacturer datasheet link, availability claims, family-level compatibility information, and practical design guidance. It separates verified facts from unspecified electrical details so procurement teams can review TJA1051T/2Z without relying on unverified substitutions.
直接替换替代料： TJA1051T/2Z ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： TJA1051T/2Z （相同外形与封装尺寸） ——差异在于 Package, Product Type.
快速对比工具——选择替代料号进行并排对比：
TJA1051T/2
✅ 直接替换📋 参考替代料（不在目录中）
TJA1051T/3/1
✅ 直接替换✓ 有现货
$0.4102 / 个
查看数据手册 →TJA1051TK/3
✅ 直接替换📋 参考替代料（不在目录中）
TJA1051T/E
✅ 直接替换📋 参考替代料（不在目录中）
TJA1050T/CM
✅ 直接替换✓ 有现货
$0.2174 / 个
查看数据手册 →TJA1051T/2Z 规格参数
| Product Type | High-speed CAN transceiver |
| Maximum Data Rate | 5 Mbit/s |
| Operating Mode | Silent Mode |
| Bus Interface | Differential two-wire CAN bus |
| Controller Interface | CAN protocol controller |
| Transmit Capability | Differential |
| Receive Capability | Differential |
| Application | High-speed automotive CAN |
| TJA1050 Compatibility | Backward compatible |
| 封装 | 8-pin SOIC |
| 安装类型 | Surface mount |
TJA1051T/2Z 8-pin soic 引脚配置指南
TJA1051T/2Z（8-pin soic 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： TJA1051T/2Z.
请参阅 数据手册 以查看完整引脚配置。
典型应用
TJA1051T/2Z 适用于 6 应用s: Automotive Body Control Nodes, Industrial CAN Automation, Vehicle Diagnostic Gateways, CAN-Based Sensors and Actuators, Embedded CAN Communication Modules, Robotics and Equipment Control.
Automotive Body Control Nodes
The NXP TJA1051T/2Z fits a vehicle body-control node that needs a physical-layer link to a CAN protocol controller. Its verified 5 Mbit/s capability accommodates high-speed CAN signaling, while the eight-pin SOIC package simplifies placement beside a microcontroller or CAN controller. The verified /2 identity includes Silent Mode, which can support a node state where transmitter activity must be limited without removing the transceiver from the bus. Because the supplied excerpts do not state the exact supply range, temperature grade, or AEC-Q100 status, those points require datasheet confirmation before production release.
推荐
Industrial CAN Automation
TJA1051T/2Z is appropriate for industrial automation equipment that exchanges control and diagnostic data over a two-wire CAN network. The verified 5 Mbit/s rate supports high-speed communication, and differential transmit and receive operation is well matched to a robust wired bus. The SOIC-8 format allows conventional surface-mount assembly without a specialized high-pin-count package. Silent Mode should be evaluated against the node's required receive and transmit states during startup, diagnostics, and safety transitions. Network-level qualification still requires checking bus length, termination, common-mode range, and controller timing against the exact manufacturer specification.
推荐
Vehicle Diagnostic Gateways
The TJA1051T/2Z can serve as the CAN interface in an embedded diagnostic gateway that exchanges vehicle or equipment data with a protocol controller. Its verified high-speed CAN capability supports a bus running up to 5 Mbit/s, while Silent Mode offers an additional node-control option identified by the distributor listing. The eight-pin SOIC package keeps the interface compact enough for gateways with several enclosure and thermal constraints. Engineers must not infer controller-side voltage compatibility from the /3 family note; the /2 supply requirements and logic thresholds should be checked directly in the official NXP document.
推荐
CAN-Based Sensors and Actuators
A compact CAN sensor or actuator can use TJA1051T/2Z to connect a small microcontroller to a shared vehicle or industrial bus. The verified 8-pin SOIC package minimizes board area, and the 5 Mbit/s headline capability provides margin for nodes operating on high-speed CAN segments. Differential signaling supports reliable communication in electrically noisy environments when the bus is properly terminated and routed. Silent Mode may be valuable during local test or configuration states, but the design must preserve required bus behavior and must not treat Silent Mode as an automatically safe substitute for a fully disabled or galvanically isolated interface.
推荐
Embedded CAN Communication Modules
The TJA1051T/2Z fits communication modules that add a high-speed wired CAN port to an embedded controller. Its role is specifically physical-layer conversion: TXD and error-control information enter the transceiver, differential CAN_H and CAN_L signals reach the bus, and received bus data returns through RXD. The verified 5 Mbit/s maximum provides a clear selection criterion for high-speed designs, while Silent Mode adds a controlled operating state. The module designer must verify exact pin mapping and timing because the supplied excerpts establish the package family but not a complete pin table.
推荐
Robotics and Equipment Control
TJA1051T/2Z is suitable for robot controllers and industrial equipment that distribute real-time commands across a CAN bus. The verified 5 Mbit/s capability supports fast communication, and the SOIC-8 package can simplify board replacement because it is a standard surface-mount footprint. Differential signaling helps maintain communication integrity between distributed nodes when cable routing and grounding are designed correctly. The part's Silent Mode should be selected only after defining how motor safety, emergency stop, and communication-loss states affect the bus. Exact loop timing, bus-fault response, and operating-temperature limits remain necessary design checks.
推荐
推荐产品汇总
工程参考数据： TJA1051T/2Z ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | TJA1051T/2 | TJA1051T/3 | TJA1051TK/3 | TJA1051T/E | TJA1050T |
|---|---|---|---|---|---|---|
| Package | 8-pin SOIC | 8-pin SOIC | 8-pin SOIC | 8-pin SOIC | 8-pin SOIC | 8-pin SOIC |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| TJA1050 Compatibility | TJA1051T is stated as backwards compatible with TJA1050 | TJA1051T family | TJA1051T family | TJA1051T family | TJA1051T family | Original TJA1050 family device |
| Bus Interface | Differential two-wire CAN bus | TJA1051T family | TJA1051T family | TJA1051T family | TJA1051T family | TJA1050 family |
| Primary Application | High-speed automotive CAN | TJA1051T family application | TJA1051T family application | TJA1051T family application | TJA1051T family application | TJA1050 family application |
关键差异点
- Verified Silent-Mode ordering option （对比 TJA1051T/E)
- Higher verified headline data rate than TJA1050 （对比 TJA1050T)
- TJA1051 family backward-compatibility path （对比 TJA1050T)
- Does not inherit the /3-specific 3 V controller feature （对比 TJA1051T/3)
设计说明
Do not treat every TJA1051 suffix as automatically interchangeable. NXP assigns distinct characteristics across the family: the verified /2 ordering option is identified as Silent Mode, /3 variants support controller interfacing down to 3 V, and /E supports a very-low-current Off mode. Confirm the exact ordering table, pin functions, truth table, supply range, and timing before fitting a different suffix, even when all variants use an SOIC-8 package.
Design the two-wire CAN bus as a controlled differential network rather than two unrelated traces. Follow the manufacturer's application guidance for termination, common-mode behavior, ground return, and connector surge protection. Keep the transceiver close to the bus connector when ESD or industrial transients are likely, and route the differential pair consistently. The supplied excerpts do not provide exact layout dimensions, so those values must come from the official datasheet and interface application guidance.
Validate propagation delay, bus timing, cable length, termination, and controller clock tolerance across every operating mode. The advertised 5 Mbit/s rate is not by itself a complete network guarantee. In particular, assess whether Silent Mode preserves receive functionality and how the controller handles transceiver mode transitions. Prototype the assembled node with its intended cable, connectors, termination, grounding, and neighboring bus loads before freezing production hardware.
Determine the exact /2 supply range and all mode currents from the manufacturer electrical-characteristics table before selecting decoupling or a regulator. Do not transfer the 3 V controller-interface capability stated for /3 variants to TJA1051T/2Z. Place required capacitors at the package pins with short, low-loop connections, and account for controller transceiver startup order if firmware initializes CAN before the rail is stable.
合规信息
The supplied verified excerpts describe the product as a high-speed automotive CAN transceiver but do not provide exact RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements for TJA1051T/2Z. These fields remain unknown rather than assumed.