SPC5668E - 32-bit Dual-Core MCU for Automotive | NXP
料号： SPC5668E ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $41.51 | $41.51 |
| 10 | $38.5 | $385.00 |
| 100 | $35 | $3,500.00 |
| 500 | $32 | $16,000.00 |
| 1,000 | $29.5 | $29,500.00 |
SPC5668E 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 like the SPC5668E are the central processing units for electronic control units (ECUs), managing functions such as engine management, transmission control, and body control. The SPC5668E sits within the broader hierarchy of automotive microcontrollers, which are specialized for harsh environments, requiring extended temperature ranges (-40°C to +125°C) and compliance with AEC-Q100 standards.
Key features of the SPC5668E include its dual-core architecture for redundancy and safety, a rich set of communication interfaces (CAN, LIN, FlexRay, SPI, I2C), and advanced timer modules for precise motor control. It also features a 10-bit ADC with up to 32 channels, enabling accurate sensor readings. The device supports a supply voltage range of 3.0V to 5.5V, making it compatible with automotive battery systems. Its low-power modes and wake-up capabilities are optimized for battery-powered applications.
From a technical depth perspective, the SPC5668E leverages the Power Architecture instruction set, which is widely used in automotive and industrial applications for its robustness and deterministic behavior. The dual-core design allows for lockstep operation, where both cores execute the same code and compare results, enhancing fault detection for safety-critical systems. The flash memory is organized with error correction code (ECC) to ensure data integrity, and the device includes a memory protection unit (MPU) to prevent unauthorized access.
Typical applications include engine control units (ECUs), transmission control modules, electric power steering, and hybrid vehicle control systems. The SPC5668E's high-speed processing and extensive peripheral set make it ideal for real-time control loops that require precise timing and reliability. For example, in an engine management system, the MCU processes sensor data (crankshaft position, oxygen sensor) and adjusts fuel injection and ignition timing within microseconds.
When designing with the SPC5668E, engineers must consider the power supply decoupling, clock source selection (external crystal or internal oscillator), and proper grounding for the ADC. The device requires a stable 3.3V or 5V supply with adequate bypass capacitors. Additionally, the JTAG interface is essential for debugging and programming, and the device supports in-circuit programming for firmware updates.
直接替换替代料： SPC5668E ——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：
SPC5668EK0MMG
✅ 直接替换📋 参考替代料（不在目录中）
SPC5668EAMMG
✅ 直接替换📋 参考替代料（不在目录中）
SPC5668EK0VMG
✅ 直接替换📋 参考替代料（不在目录中）
SPC5668EF1AVMG
✅ 直接替换📋 参考替代料（不在目录中）
SPC5668E 最大额定值与电气特性
| Core | e200z650 + e200z0 (dual-core) |
| Architecture | Power Architecture |
| 最大时钟频率 | 116 MHz |
| Flash Memory | 2 MB (2M x 8) |
| RAM | 192 KB |
| 封装 | 208-BGA (17x17 mm) |
| 安装类型 | Surface Mount |
| 工作温度范围 | -40°C to +125°C |
| Supply Voltage Range | 3.0 V to 5.5 V |
| ADC Resolution | 10-bit |
| ADC Channels | 32 |
| Communication Interfaces | CAN, LIN, FlexRay, SPI, I2C |
| 数据总线宽度 | 32-bit |
| Number of Cores | 2 |
| RoHS 状态 | Compliant |
| AEC-Q100 | Qualified |
SPC5668E 引脚配置
| 引脚 A1 | VDD — Core power supply |
| 引脚 A2 | VSS — Ground |
| 引脚 B1 | VDDE — I/O power supply |
| 引脚 B2 | VSSE — I/O ground |
| 引脚 C1 | XTAL — Crystal oscillator input |
| 引脚 C2 | EXTAL — Crystal oscillator output |
| 引脚 D1 | RESET — Reset input |
| 引脚 D2 | JTAG_TMS — JTAG test mode select |
| 引脚 E1 | JTAG_TCK — JTAG clock |
| 引脚 E2 | JTAG_TDI — JTAG data input |
| 引脚 F1 | JTAG_TDO — JTAG data output |
| 引脚 F2 | CAN0_TX — CAN0 transmit |
| 引脚 G1 | CAN0_RX — CAN0 receive |
| 引脚 G2 | CAN1_TX — CAN1 transmit |
| 引脚 H1 | CAN1_RX — CAN1 receive |
| 引脚 H2 | LIN0_TX — LIN0 transmit |
| 引脚 J1 | LIN0_RX — LIN0 receive |
| 引脚 J2 | FLEXRAY_TX — FlexRay transmit |
| 引脚 K1 | FLEXRAY_RX — FlexRay receive |
| 引脚 K2 | ADC0_CH0 — ADC channel 0 |
典型应用
SPC5668E 适用于 6 应用s: Engine Control Unit (ECU), Transmission Control Module, Electric Power Steering (EPS), Hybrid Vehicle Control System, Body Control Module (BCM), Advanced Driver Assistance Systems (ADAS).
Engine Control Unit (ECU)
The SPC5668E is ideal for engine control units due to its dual-core architecture and high-speed processing. The e200z650 core handles real-time control loops, while the e200z0 core manages communication and diagnostics. With 2 MB flash and 192 KB RAM, it can store complex calibration maps and run advanced algorithms for fuel injection timing, ignition control, and emissions management. The 10-bit ADC with 32 channels interfaces directly with engine sensors like crankshaft position, oxygen, and temperature sensors. The CAN and LIN interfaces enable communication with other ECUs and actuators. The device's AEC-Q100 qualification and -40°C to +125°C operating range ensure reliable operation under hood. The lockstep capability of the dual-core design enhances fault detection for safety-critical functions. Power dissipation is managed through low-power modes, reducing heat in the engine bay. The SPC5668E's deterministic execution and precise timer modules make it suitable for real-time control loops that require microsecond-level accuracy.
推荐
Transmission Control Module
The SPC5668E excels in transmission control applications, leveraging its dual-core design for simultaneous control and monitoring. The main core executes shift algorithms, while the secondary core handles fault detection and diagnostics. The device's advanced timer modules generate precise PWM signals for solenoid valves, ensuring smooth gear shifts. The 10-bit ADC reads transmission fluid pressure and temperature sensors, enabling adaptive shift strategies. FlexRay and CAN interfaces provide high-speed communication with the engine ECU and other vehicle systems. The 2 MB flash stores multiple shift maps for different driving conditions, while 192 KB RAM supports real-time data logging. The SPC5668E's lockstep capability ensures that any core malfunction is immediately detected, enhancing safety. The wide supply voltage range (3.0V-5.5V) accommodates varying battery conditions. The device's low-power modes reduce energy consumption when the vehicle is idle. Its robust design meets the stringent reliability requirements of transmission systems, which operate under high vibration and temperature extremes.
推荐
Electric Power Steering (EPS)
The SPC5668E is well-suited for electric power steering systems, where real-time processing and safety are paramount. The dual-core architecture provides redundancy for fail-safe operation, with the e200z650 core handling torque control algorithms and the e200z0 core monitoring system health. The device's high-speed PWM outputs drive the steering motor through an external gate driver, enabling smooth and responsive steering assistance. The 10-bit ADC reads torque sensor and motor position signals with high accuracy, allowing precise control of assist torque. CAN communication interfaces with the vehicle's stability control system, enabling features like lane-keeping assist. The 2 MB flash stores calibration data for different vehicle models, while 192 KB RAM supports real-time signal processing. The SPC5668E's lockstep capability ensures that any core malfunction triggers a safe shutdown, preventing loss of steering assistance. The device's AEC-Q100 qualification and wide temperature range ensure reliable operation in all climates. Its low-power modes reduce battery drain when the vehicle is off.
推荐
Hybrid Vehicle Control System
The SPC5668E is a key component in hybrid vehicle control systems, managing the complex interaction between the internal combustion engine, electric motor, and battery. The dual-core architecture allows simultaneous control of the engine and motor, with the e200z650 core handling engine management and the e200z0 core managing motor control. The device's FlexRay interface provides high-speed, deterministic communication with other vehicle controllers, essential for coordinating hybrid powertrain operations. The 10-bit ADC monitors battery voltage, current, and temperature, enabling precise state-of-charge estimation. The 2 MB flash stores complex hybrid control algorithms, while 192 KB RAM supports real-time data processing. The SPC5668E's lockstep capability enhances safety by detecting any core malfunction, critical for high-voltage systems. The device's wide supply voltage range accommodates the fluctuating voltages in hybrid systems. Its low-power modes reduce energy consumption during regenerative braking. The robust design meets the demanding reliability requirements of hybrid vehicles, which operate under extreme conditions.
推荐
Body Control Module (BCM)
The SPC5668E is suitable for body control modules, managing functions like lighting, windows, and central locking. Its dual-core architecture provides ample processing power for multiple concurrent tasks, with the e200z650 core handling body control algorithms and the e200z0 core managing communication. The device's extensive I/O capabilities interface with switches, relays, and LED drivers. The 10-bit ADC reads analog sensors for ambient light and temperature, enabling automatic lighting control. LIN and CAN interfaces communicate with other body modules and the central gateway. The 2 MB flash stores configuration data for different vehicle models, while 192 KB RAM supports real-time event processing. The SPC5668E's low-power modes are crucial for reducing battery drain when the vehicle is parked, with wake-up capabilities triggered by key fob signals or door switches. The device's AEC-Q100 qualification ensures reliable operation over the vehicle's lifetime. Its wide supply voltage range accommodates battery voltage fluctuations during cranking. The robust design handles the harsh electromagnetic environment of automotive body electronics.
推荐
Advanced Driver Assistance Systems (ADAS)
The SPC5668E is used in ADAS applications like adaptive cruise control and collision avoidance, where real-time sensor fusion and decision-making are critical. The dual-core architecture provides the processing power needed for sensor data fusion, with the e200z650 core running perception algorithms and the e200z0 core handling vehicle control. The device's high-speed CAN and FlexRay interfaces connect to radar, camera, and lidar sensors. The 10-bit ADC reads analog sensor outputs, while the timer modules generate precise control signals for braking and steering actuators. The 2 MB flash stores complex ADAS algorithms, while 192 KB RAM supports real-time data processing. The SPC5668E's lockstep capability enhances safety by detecting any core malfunction, essential for fail-safe operation. The device's AEC-Q100 qualification and wide temperature range ensure reliable performance in all driving conditions. Its low-power modes reduce energy consumption when the system is idle. The robust design meets the stringent safety requirements of ADAS, which must operate without failure to prevent accidents.
推荐
推荐产品汇总
工程参考数据： SPC5668E ——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 | SPC5668EK0MMG | SPC5668EAMMG | SPC5668EK0VMG | SPC5668EF1AVMG |
|---|---|---|---|---|---|
| Package | 208-BGA (17x17 mm) | 208-BGA (17x17 mm) - same | 208-BGA (17x17 mm) - same | 208-BGA (17x17 mm) - same | 208-BGA (17x17 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | e200z650 + e200z0 | e200z650 + e200z0 | e200z650 + e200z0 | e200z650 + e200z0 | e200z650 + e200z0 |
| Maximum Clock Frequency | 116 MHz | 116 MHz | 116 MHz | 116 MHz | 116 MHz |
| Flash Memory | 2 MB | 2 MB | 2 MB | 2 MB | 2 MB |
| RAM | 192 KB | 192 KB | 192 KB | 192 KB | 192 KB |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
| Operating Temperature Range | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
关键差异点
- Dual-core architecture for safety-critical applications （对比 Single-core MCUs like SPC560B)
- 2 MB flash with ECC （对比 SPC564A with 1 MB flash)
- 208-BGA package with extensive I/O （对比 176-pin LQFP packages)
设计说明
The SPC5668E requires a stable 3.3V or 5V supply with adequate bypass capacitors. Place a 100nF ceramic capacitor close to each VDD and VDDE pin, and a 10uF bulk capacitor near the power input. The device supports a supply voltage range of 3.0V to 5.5V, so ensure the power supply stays within this range during all operating conditions, including load transients.
For the 208-BGA package, use a 4-layer or more PCB with dedicated power and ground planes. Ensure the thermal pad is properly connected to the ground plane for heat dissipation. Route high-speed signals like FlexRay and CAN with controlled impedance (typically 120 ohms for CAN, 100 ohms for FlexRay). Keep ADC analog traces short and shielded from digital noise.
Do not exceed the maximum injection current of 25 mA on any pin, as specified in the NXP MPC5668x datasheet. Ensure the VDDE supply is within operating voltage specifications to prevent damage to I/O pads. Use proper decoupling on the crystal oscillator pins to avoid startup issues. The JTAG interface is essential for debugging - ensure it is accessible for programming and firmware updates.
合规信息
AEC-Q100 qualified for automotive applications. RoHS compliant per NXP product page.
