MCP2515T-E/SO - 1 Mbps CAN 2.0B Controller | Microchip Technology
料号： MCP2515T-E/SO ✓ 量产中MCP2515T-E/SO 概述
A CAN controller is a semiconductor that manages CAN frames while a separate CAN transceiver connects the controller to the physical bus. The MCP2515T-E/SO sits between a microcontroller or host processor and that transceiver, providing bit timing, arbitration, error handling, receive buffers, masks, and filters. This separates protocol processing from the analog and electrical functions required by a CAN bus.
The controller supports CAN 2.0B standard and extended identifiers, two receive buffers, programmable acceptance masks and filters, and remote transmission requests. It also adds upgraded throughput, data-byte filtering, and support for time-triggered protocols compared with the earlier MCP2510. These features make it useful for industrial equipment, automotive accessories, instrumentation, and embedded control systems.
Internally, the device combines a CAN protocol engine with an SPI interface for host register access. The SPI connection allows a host processor to configure bit timing, select filters, initiate transmissions, retrieve received frames, and monitor interrupt status. The controller requires an external clock source, CAN transceiver, bus termination, decoupling, and careful transceiver interface layout to create a working CAN node.
Typical applications include industrial automation controllers, vehicle diagnostic interfaces, building-control gateways, robotics equipment, test systems, and embedded CAN protocol bridges. In each case, the MCP2515T-E/SO provides the CAN frame engine while a host MCU handles application logic and a transceiver such as the site-listed TCAN334D, TCAN332DR, or TCAN330DR provides the physical-layer connection.
Designers should use short, well-routed SPI traces, provide the required supply and ground decoupling, and verify oscillator and transceiver timing margins across the complete CAN network. The 125 °C maximum operating temperature makes the device suitable for industrial environments, but the exact package pinout and PCB land pattern should be checked against the current manufacturer datasheet before layout release.
This product record combines verified manufacturer and distributor information with practical CAN-node design guidance, pricing context, package details, and application-specific engineering considerations that are not consolidated in the original catalog snippets.
直接替换替代料： MCP2515T-E/SO ——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： MCP2515T-E/SO （相同外形与封装尺寸） ——差异在于 CAN Specification, Package, Host Interface, Supported Frame Types, Compatibility.
MCP2515-E/SOVAO
✅ 直接替换联系询价
查看数据手册 →MCP2515T-I/SO
✅ 直接替换联系询价
查看数据手册 →MCP2510T-I/SO
✅ 直接替换📋 参考替代料（不在目录中）
MCP2515T-I/SOVAO
✅ 直接替换联系询价
查看数据手册 →MCP2515T-E/SO 规格参数
| Device Type | Stand-alone CAN bus controller |
| CAN Specification | CAN 2.0B |
| Maximum CAN Data Rate | 1 Mbps |
| Host Interface | SPI |
| Supported Frame Types | Standard, extended data, and remote frames |
| Receive Buffer Count | 2 |
| Receive Filtering | Programmable masks and filters with data-byte filtering |
| 电源电压 | 5 V |
| Low-Power Operation Voltage | 3.3 V or 5 V in sleep or standby mode |
| 工作温度 | -40 °C to 125 °C |
| Technology | CMOS |
| Package Type | 18-SOIC |
| Package Dimensions | 4 mm × 4 mm, 0.90 mm height |
| 安装类型 | Surface mount |
| Compatibility | Pin and function compatible with the MCP2510 |
| Protocol Features | Upgraded throughput and time-triggered protocol support |
| Lead-Free Status | Lead-free plastic package |
MCP2515T-E/SO 4 mm × 4 mm, 0.90 mm height 引脚配置指南
MCP2515T-E/SO（4 mm × 4 mm, 0.90 mm height 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： MCP2515T-E/SO.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MCP2515T-E/SO 适用于 6 应用s: Industrial Automation Controller, Vehicle Accessory CAN Interface, Building Control Gateway, Robotics Sensor Network, CAN Protocol Bridge, Automotive Diagnostic Tool.
Industrial Automation Controller
The MCP2515T-E/SO fits an industrial automation controller that must exchange cyclic and diagnostic CAN frames with remote actuators, sensors, or servo drives. Its CAN 2.0B implementation supports 1 Mbps communication, standard and extended identifiers, two receive buffers, and programmable acceptance filtering, allowing a host MCU to ignore irrelevant traffic. The -40 °C to 125 °C rating supports industrial temperature conditions. In implementation, the controller connects to the host through SPI and to a TCAN334D, TCAN332DR, or TCAN330DR transceiver through the CAN RX and TX signals. Designers should verify oscillator tolerance, termination, common-mode margin, and isolation requirements for the factory network.
推荐
Vehicle Accessory CAN Interface
The MCP2515T-E/SO is appropriate for a vehicle accessory module that communicates over a body or diagnostic CAN network. It supports standard and extended data frames, remote frames, receive masks, and filters, enabling an embedded controller to respond to selected identifiers without excessive host processing. The controller’s verified operating range extends to 125 °C, although AEC-Q100 status remains unverified. A suitable automotive transceiver should provide the required bus voltage levels and fault tolerance. Verify low-power behavior, wake-up requirements, bus fault handling, and thermal performance across the vehicle temperature range before production release.
推荐
Building Control Gateway
The MCP2515T-E/SO can serve as the CAN protocol engine in a building-control gateway connected to HVAC controllers, lighting systems, access controls, or energy meters. Its 1 Mbps capability and programmable filters support efficient management of multiple node identifiers, while the SPI interface lets a host processor perform configuration and data processing. The two receive buffers help separate active frame handling from queued traffic. Pair the controller with a TCAN332DR or TCAN334D physical-layer device, then validate bus loading because several building subsystems may operate as separate CAN segments connected through gateways.
推荐
Robotics Sensor Network
The MCP2515T-E/SO supports a robot sensor network in which motor controllers, joint modules, safety scanners, and operator panels exchange time-sensitive status and command frames. The 1 Mbps CAN rate suits deterministic control traffic, while standard and extended frame support provides flexibility for addressing. Acceptance masks and filters let the host MCU limit interrupt traffic to relevant identifiers. Use a TCAN334DR or TCAN332DR as the transceiver and pay particular attention to bus arbitration, cable length, termination placement, and common-mode transient energy. For mobile robots, low-power sleep and standby support can reduce consumption when the network is intermittently active.
推荐
CAN Protocol Bridge
The MCP2515T-E/SO is useful in a protocol-bridge or test module that translates between a CAN network and an SPI-connected host. Because the controller implements CAN arbitration, bit timing, filtering, error handling, and frame processing, the host software can focus on translating payloads and managing diagnostics. The 18-SOIC package supports conventional PCB assembly methods, and the verified 125 °C rating accommodates equipment with elevated internal temperatures. During development, use the manufacturer datasheet to configure nominal bit timing, test standard and extended identifiers, and verify behavior under bus-off and error conditions.
推荐
Automotive Diagnostic Tool
The MCP2515T-E/SO can form the CAN interface section of a diagnostic tool, bench instrument, or service computer that reads vehicle messages and sends requests. Its 1 Mbps rate, extended-frame support, two receive buffers, and programmable filters enable efficient interaction with modern vehicle networks. The host processor communicates over SPI, while a dedicated transceiver supplies the physical bus interface and protection path. For diagnostic use, include termination configurable for the selected network, verify standby and wake-up behavior, and test continuity against systems that use standard identifiers, extended identifiers, or both. The controller still requires appropriate external oscillator and filtering components.
推荐
推荐产品汇总
工程参考数据： MCP2515T-E/SO ——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 | MCP2515-E/SO | MCP2515T-I/SO | MCP2510T-I/SO | MCP2515T-I/SOVAO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 18-SOIC | 18-SOIC | 18-SOIC | 18-SOIC | 18-SOIC |
| Device Type | Stand-alone CAN bus controller | Stand-alone CAN controller | CAN controller | Stand-alone CAN controller | CAN controller |
| Host Interface | SPI | SPI | SPI | SPI | SPI |
关键差异点
- Broader verified temperature rating （对比 MCP2515-E/SO)
- Second-generation filtering and throughput features （对比 MCP2510T-I/SO)
- Native extended and remote frame support （对比 MCP2515-E/SO)
- Two receive buffers with programmable filtering （对比 MCP2515T-I/SOVAO)
设计说明
Place the controller and its decoupling capacitors close to the supply and ground pins, with the shortest practical return path to the ground plane. Keep the SPI clock and data traces short, provide a continuous ground reference beneath them, and avoid routing them parallel to CAN TX edges or switching-converter inductors. The MCP2515T-E/SO is a protocol controller, so PCB signal integrity directly affects SPI command integrity and therefore configuration and frame-handling reliability.
Do not treat the MCP2515T-E/SO as a complete CAN transceiver. It still requires an external transceiver, oscillator, suitable passive network, and correctly implemented bus termination. Check oscillator frequency and tolerance against the selected CAN bit timing, confirm transceiver mode compatibility, and validate the logic levels between the controller, MCU, and transceiver. A common design error is supplying 3.3 V logic while treating the target’s 5 V supply requirement as a universal 3.3 V operating range.
Verify temperature-grade and lifecycle requirements before approving MCP2515T-I/SO, MCP2515-E/SO, or another family member as a substitute. The target is verified for -40 °C to 125 °C, while equivalent-part records do not provide complete temperature tables. Compare every pin in the official package drawing, verify reset and standby behavior, and preserve the correct device ordering suffix. A matching package name alone does not prove identical qualification or operating limits.
Design the 5 V rail and transceiver supply for normal operation, transient events, and low-power transitions. Although sleep and standby operation is identified at 3.3 V or 5 V, the active 5 V supply requirement remains applicable. Confirm startup current, regulator headroom, and capacitor voltage ratings against the current manufacturer datasheet. Avoid using the low-power voltage statement to justify a 3.3 V-only active supply without confirming the complete electrical characteristics.
合规信息
The verified distributor description identifies a lead-free plastic package. RoHS, REACH, halogen-free, conflict-minerals, and automotive-qualification statements were not present in the supplied verification data and are therefore not assumed.
