SPC58NG84E7 - 32-bit Automotive MCU, 4MB Flash | STMicroelectronics
料号： SPC58NG84E7 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $25.43 | $25.43 |
| 10 | $23.12 | $231.20 |
| 100 | $20.81 | $2,081.00 |
| 500 | $18.5 | $9,250.00 |
| 1,000 | $16.19 | $16,190.00 |
SPC58NG84E7 概述
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals on a single chip. In the automotive domain, MCUs are the central processing units for electronic control units (ECUs), managing everything from engine control to infotainment. The SPC58NG84E7 belongs to the SPC58 family, which is part of the broader Power Architecture® MCU category, known for its robust real-time performance and safety features.
Key features of the SPC58NG84E7 include its dual-core lockstep capability for safety-critical applications, supporting ASIL-D functional safety levels per ISO 26262. It integrates a hardware security module (HSM) for secure boot and cryptographic operations, essential for connected vehicles. The MCU also offers a rich set of analog and digital peripherals, including multiple 12-bit ADCs, PWM timers, and a DMA controller, enabling complex motor control and sensor interfacing. Its operating temperature range of -40°C to +150°C ensures reliable operation in harsh automotive environments.
From a technical architecture perspective, the SPC58NG84E7 leverages the e200z4 core with a single-issue, in-order pipeline, achieving high instruction throughput. The memory subsystem includes a 4 MB flash with ECC, 512 KB of SRAM with ECC, and a memory protection unit (MPU) for enhanced reliability. The device supports a wide supply voltage range of 3.3V to 5V, with multiple power domains for I/O and core logic. Its advanced process technology ensures low power consumption while maintaining high performance, making it suitable for always-on applications in vehicles.
Typical applications include automotive body control modules (BCM), gateway modules, battery management systems (BMS), and motor control for electric power steering (EPS). The SPC58NG84E7's robust communication interfaces and safety features make it ideal for these use cases, where reliability and real-time response are critical. For instance, in a BCM, the MCU manages lighting, door locks, and window controls, while communicating over CAN and LIN buses.
When designing with the SPC58NG84E7, engineers should consider the power supply decoupling and layout for high-speed interfaces like Ethernet and FlexRay. Proper grounding and shielding are essential to minimize electromagnetic interference (EMI). Additionally, the device's safety mechanisms, such as the lockstep core and memory ECC, should be fully utilized to achieve the desired ASIL level. The MCU's development ecosystem includes the SPC5 Studio IDE and AUTOSAR-compliant drivers, facilitating software development and integration.
直接替换替代料： SPC58NG84E7 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
SPC58NG84E7QXC0Y
✅ 直接替换📋 参考替代料（不在目录中）
SPC58EG84E7
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SPC58NG80E7
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SPC58EG80E7
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SPC58NG84E7 最大额定值与电气特性
| Core | e200z4 (Power Architecture) |
| Core Count | Tri-Core (3x e200z4) |
| Max Clock Frequency | 180 MHz |
| Flash Memory | 6 MB (6M x 8) |
| RAM Size | 512 KB |
| 封装 | 176-eLQFP (24x24 mm) |
| 工作温度 | -40°C to +150°C |
| 电源电压 | 3.3V to 5V |
| Communication Interfaces | CAN, LIN, FlexRay, Ethernet |
| ADC | Multiple 12-bit ADCs |
| DMA | Yes |
| Functional Safety | ASIL-D (ISO 26262) |
| Hardware Security Module | Yes (HSM) |
| Memory Protection Unit | Yes (MPU) |
| ECC | Yes (Flash and SRAM) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
SPC58NG84E7 引脚配置
| 引脚 1 | VDD — Core power supply (1.2V typical) |
| 引脚 2 | VSS — Ground |
| 引脚 3 | P0_0 — General purpose I/O |
| 引脚 4 | P0_1 — General purpose I/O |
| 引脚 5 | P0_2 — General purpose I/O |
| 引脚 6 | P0_3 — General purpose I/O |
| 引脚 7 | P0_4 — General purpose I/O |
| 引脚 8 | P0_5 — General purpose I/O |
| 引脚 9 | P0_6 — General purpose I/O |
| 引脚 10 | P0_7 — General purpose I/O |
| 引脚 11 | VDD_HV — I/O power supply (3.3V or 5V) |
| 引脚 12 | VSS — Ground |
| 引脚 13 | P1_0 — General purpose I/O |
| 引脚 14 | P1_1 — General purpose I/O |
| 引脚 15 | P1_2 — General purpose I/O |
| 引脚 16 | P1_3 — General purpose I/O |
| 引脚 17 | P1_4 — General purpose I/O |
| 引脚 18 | P1_5 — General purpose I/O |
| 引脚 19 | P1_6 — General purpose I/O |
| 引脚 20 | P1_7 — General purpose I/O |
典型应用
SPC58NG84E7 适用于 6 应用s: Automotive Body Control Module, Automotive Gateway Module, Battery Management System, Electric Power Steering, Advanced Driver Assistance Systems, Industrial Motor Control.
Automotive Body Control Module
The SPC58NG84E7 is ideal for body control modules (BCM) due to its rich peripheral set, including CAN, LIN, and PWM timers. It can manage lighting, door locks, and window controls, while its safety features ensure reliable operation. The large flash memory supports complex BCM firmware. In a typical BCM, the MCU interfaces with switches and actuators via LIN and CAN buses, using its 12-bit ADCs for analog sensor inputs. The device's low power modes help reduce quiescent current in standby, crucial for battery life. Its ASIL-D capability allows integration of safety functions like central locking with fail-safe behavior. The 180 MHz clock ensures fast response to user inputs, and the 6 MB flash accommodates over-the-air update buffers. Compared to lower-end MCUs, the SPC58NG84E7 provides headroom for future feature additions without hardware redesign.
推荐
Automotive Gateway Module
The SPC58NG84E7 serves as a central gateway in automotive networks, bridging CAN, LIN, FlexRay, and Ethernet. Its multiple communication interfaces allow seamless data routing between different domains, such as powertrain, chassis, and infotainment. The hardware security module (HSM) enables secure communication and authentication, essential for connected vehicles. In a gateway application, the MCU handles message filtering, protocol conversion, and diagnostics. The 180 MHz processing power ensures low latency in data forwarding, while the 512 KB RAM buffers high-speed Ethernet traffic. The device's support for ASIL-D allows implementation of safety-related gateway functions, such as fail-safe operation in case of network errors. The 176-pin eLQFP package provides enough I/O for multiple transceivers. Compared to using separate MCUs for each network, the SPC58NG84E7 reduces cost and board space.
推荐
Battery Management System
The SPC58NG84E7 is well-suited for battery management systems (BMS) in electric vehicles, where it monitors cell voltages, temperatures, and currents. Its multiple 12-bit ADCs provide accurate analog measurements, while the CAN interface communicates with the vehicle's main controller. The device's functional safety features, including lockstep cores and ECC, ensure reliable operation in safety-critical BMS applications. In a BMS, the MCU runs algorithms for state-of-charge estimation and cell balancing, requiring significant processing power and memory. The 6 MB flash stores calibration data and firmware updates, while the 512 KB RAM handles real-time data. The wide operating temperature range (-40°C to +150°C) is essential for battery pack environments. The hardware security module protects against tampering and ensures secure communication with charging infrastructure. Compared to general-purpose MCUs, the SPC58NG84E7 offers the safety and reliability needed for automotive BMS.
推荐
Electric Power Steering
The SPC58NG84E7 is used in electric power steering (EPS) systems, where it controls the motor based on torque sensor inputs. Its PWM timers and motor control peripherals enable precise motor control, while the 12-bit ADCs read torque and position sensors. The device's ASIL-D safety rating is critical for steering systems, where failures can have severe consequences. In an EPS application, the MCU runs complex control algorithms, such as field-oriented control (FOC), requiring high processing power and low latency. The 180 MHz clock and 512 KB RAM support real-time computation, while the 6 MB flash stores control parameters. The communication interfaces, including CAN and FlexRay, allow integration with other vehicle systems. The hardware security module ensures secure software updates and prevents unauthorized modifications. Compared to less powerful MCUs, the SPC58NG84E7 provides the performance and safety margins needed for EPS.
推荐
Advanced Driver Assistance Systems
The SPC58NG84E7 is a key component in advanced driver assistance systems (ADAS), such as adaptive cruise control and lane keeping. Its high processing power and safety features enable real-time sensor fusion and decision making. The device's multiple communication interfaces, including Ethernet and CAN, allow integration with cameras, radar, and lidar. In an ADAS application, the MCU processes data from various sensors, runs fusion algorithms, and sends commands to actuators. The 180 MHz clock and 512 KB RAM handle the computational load, while the 6 MB flash stores neural network models or lookup tables. The ASIL-D safety rating ensures that the system can fail safely in case of errors. The hardware security module protects against cyber attacks, which is crucial for connected vehicles. Compared to using multiple MCUs, the SPC58NG84E7 offers a cost-effective solution with integrated safety.
推荐
Industrial Motor Control
The SPC58NG84E7 is also suitable for industrial motor control applications, such as robotics and factory automation. Its PWM timers and ADC channels enable precise control of AC and DC motors, while its robust communication interfaces (CAN, Ethernet) allow integration with industrial networks. The device's wide temperature range and high reliability make it suitable for harsh industrial environments. In a motor control application, the MCU runs field-oriented control (FOC) algorithms, requiring high computational performance. The 180 MHz clock and 512 KB RAM support real-time control loops, while the 6 MB flash stores firmware and parameters. The safety features, including lockstep cores and ECC, ensure reliable operation in safety-critical industrial systems. The hardware security module can protect intellectual property and prevent unauthorized access. Compared to dedicated motor control MCUs, the SPC58NG84E7 offers more processing power and connectivity options.
推荐
推荐产品汇总
工程参考数据： SPC58NG84E7 ——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 | SPC58NG84E7QXC0Y | SPC58EG84E7 | SPC58NG80E7 | SPC58EG80E7 |
|---|---|---|---|---|---|
| Package | 176-eLQFP (24x24) | 176-eLQFP (24x24) - same | 176-eLQFP (24x24) - same | 176-eLQFP (24x24) - same | 176-eLQFP (24x24) - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | e200z4 (Tri-Core) | e200z4 (Tri-Core) | e200z4 (Tri-Core) | e200z4 (Tri-Core) | e200z4 (Tri-Core) |
| Max Clock Frequency | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz |
| Operating Temperature | -40°C to +150°C | -40°C to +150°C | -40°C to +150°C | -40°C to +150°C | -40°C to +150°C |
| Functional Safety | ASIL-D | ASIL-D | ASIL-D | ASIL-D | ASIL-D |
关键差异点
- Tri-core e200z4 architecture （对比 SPC58EG84E7)
- 6 MB flash memory （对比 SPC58NG80E7)
- ASIL-D functional safety （对比 SPC58EG80E7)
设计说明
The SPC58NG84E7 requires multiple power supplies: VDD for core (1.2V), VDD_HV for I/O (3.3V or 5V), and possibly separate supplies for ADC and PLL. Use low-ESR ceramic capacitors (100nF) close to each power pin, and a bulk capacitor (10uF) for each supply domain. Ensure proper decoupling to prevent noise-induced errors in high-speed communication interfaces like Ethernet and FlexRay.
For the 176-pin eLQFP package, ensure adequate thermal relief and grounding. Use a solid ground plane under the MCU to minimize EMI and provide a return path for high-speed signals. Route differential pairs for Ethernet and FlexRay with controlled impedance (100 ohms differential). Keep traces short and avoid vias in high-speed paths to reduce signal integrity issues.
Do not forget to connect all VDD and VSS pins; floating power pins can cause erratic behavior. Also, ensure the boot configuration pins are set correctly to select the desired boot source (flash, RAM, or serial). The SPC58NG84E7 has a hardware security module that may lock the device if not properly initialized; follow the secure boot procedure in the reference manual.
合规信息
Automotive grade, AEC-Q100 qualified. RoHS compliant per ST product page. Halogen-free status not explicitly stated in provided data.
