SPC5643LFF2MLL6 - 32-bit Dual-Core 64MHz MCU, 1MB Flash | NXP
料号： SPC5643LFF2MLL6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.4 | $114.00 |
| 100 | $10.2 | $1,020.00 |
| 500 | $9.3 | $4,650.00 |
| 1,000 | $8.6 | $8,600.00 |
SPC5643LFF2MLL6 概述
An automotive microcontroller is the central embedded processor of a vehicle electronic control unit, integrating CPU cores, flash and SRAM memory, communication peripherals, and safety mechanisms on a single die. Within the hierarchy of embedded processors, the MCU sits below application processors but above bare logic, and within NXP's portfolio the SPC5643L belongs to the MPC56xx / Qorivva family of Power Architecture MCUs targeted at body, gateway, and safety applications.
Key features include a dual e200z4 32-bit core subsystem running at 64 MHz, 1 MB (1M x 8) of on-chip flash for code and calibration data, and integrated connectivity covering CANbus, FlexRay, LINbus, SPI, and UART/USART. Peripheral support for DMA, PWM, watchdog timer (WDT), and power-on reset (POR) reduces external component count.
The Dual Power Architecture places key functional safety features - such as redundant power domains and safety-oriented peripherals - on one chip, reducing design complexity for safety-relevant ECUs. The e200z4 core implements the Power Architecture (Book E) instruction set, giving access to a mature toolchain including NXP's SPC5 Studio and third-party compilers.
Typical applications include automotive body control modules, gateway nodes bridging CAN, LIN, and FlexRay networks, and industrial control systems that demand -40 C to +125 C operation and automotive-grade qualification. The QFP-100 footprint suits cost-sensitive two-layer routing of high-pin-count MCUs.
When designing with this MCU, budget flash allocation carefully: the full 1 MB is shared by application code, boot code, and calibration data, and FlexRay use requires dedicated RAM and scheduling headroom.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： SPC5643LFF2MLL6 ——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： SPC5643LFF2MLL6 （相同外形与封装尺寸） ——差异在于 Connectivity, Package, Operating Temperature, Supply Voltage, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
SPC5643LFF2MLQ1
✅ 直接替换✓ 有现货
联系询价
查看数据手册 →SPC5606BF1VLU6R
✅ 直接替换✓ 有现货
$11.1 / 个
查看数据手册 →SPC5602BF2MLL6
✅ 直接替换✓ 有现货
$5.59 / 个
查看数据手册 →SPC5516GBMLQ66
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$10.4 / 个
查看数据手册 →SPC5553MVR132
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$61.25 / 个
查看数据手册 →SPC5643LFF2MLL6 最大额定值与电气特性
| Core Processor | e200z4 (Power Architecture) |
| Core Size | 32-Bit Dual-Core |
| Max Clock Speed | 64 MHz |
| Flash Memory | 1 MB (1M x 8) |
| 电源电压 | 3.3 V / 5 V |
| Connectivity | CANbus, FlexRay, LINbus, SPI, UART/USART |
| Peripherals | DMA, POR, PWM, WDT |
| Architecture | Dual Power Architecture (functional safety features on-chip) |
| Series | MPC56xx Qorivva |
| 工作温度 | -40C to +125C |
| 封装 | 100-LQFP (14 x 14 mm) |
| 安装类型 | Surface Mount |
| Grade | Automotive |
| Part Status | Active |
SPC5643LFF2MLL6 100-lqfp (14 x 14 mm) 引脚配置指南
SPC5643LFF2MLL6（100-lqfp (14 x 14 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： SPC5643LFF2MLL6.
请参阅 数据手册 以查看完整引脚配置。
典型应用
SPC5643LFF2MLL6 适用于 6 应用s: Automotive Body Control Module, Automotive Gateway ECU, Industrial Control Systems, Chassis and Safety-Oriented Control Units, Telematics and Fleet Communication Nodes, Powertrain Auxiliary Control Units.
Automotive Body Control Module
The SPC5643LFF2MLL6 fits body control modules (BCM) because it combines dual e200z4 cores at 64 MHz with CAN and LIN controllers on a single die, allowing one processor to run the main body application and the diagnostics stack concurrently. The 1 MB flash accommodates full BCM firmware plus calibration tables, while the -40 C to +125 C automotive-grade rating survives cabin and engine-bay-adjacent environments. Its Dual Power Architecture supports safety-relevant load-disconnect and lighting functions with fewer external monitoring components. Typical designs run the LIN network for door and seat nodes off one LIN channel and the vehicle CAN backbone off another, with the 100-LQFP 14 x 14 mm footprint fitting cost-sensitive BCM PCBs. Peripheral PWM outputs directly drive lamp loads and motor H-bridges through external drivers, and the watchdog plus POR peripherals satisfy basic failure-detection requirements.
推荐
Automotive Gateway ECU
Gateway ECUs that bridge CAN, LIN, and FlexRay domains are a natural fit for the SPC5643LFF2MLL6, since it is one of the few 100-LQFP MCUs integrating all three network controllers on-chip. The dual e200z4 cores at 64 MHz partition routing/protocol handling from application logic, and DMA offloads message-buffer transfers to keep latency predictable. The 1 MB flash holds routing tables, multiple protocol stacks, and OTA-ready bootloaders with room to spare. With 3.3 V and 5 V supply domains, it interfaces directly to both legacy 5 V transceivers and modern 3.3 V PHYs without level shifting on many pins. Designers should reserve SRAM headroom for FlexRay message buffers and use the WDT plus the Dual Power Architecture monitors to meet gateway availability targets in the -40 C to +125 C automotive temperature range.
推荐
Industrial Control Systems
In industrial control, the SPC5643LFF2MLL6 offers an automotive-hardened 32-bit Power Architecture option for PLC I/O modules, motor-control heads, and rugged field controllers. Its -40 C to +125 C rating exceeds typical industrial requirements, providing margin in sealed enclosures, and the dual-core e200z4 at 64 MHz runs control loops alongside communication stacks. CANbus and UART/USART interfaces connect to drives and sensors, while PWM outputs and DMA support deterministic actuator control. The 5 V supply domain simplifies interfacing with legacy industrial 5 V logic and analog front ends, and the 1 MB flash supports protocol converters and parameter stores. The 100-LQFP 14 x 14 mm package hand-solders and reflows reliably on standard industrial PCB processes, and the WDT plus POR peripherals provide the watchdog and brownout behavior expected in continuously operating factory equipment.
推荐
Chassis and Safety-Oriented Control Units
For chassis functions such as suspension, steering-assist support nodes, and brake-related supervisory units, the SPC5643LFF2MLL6's Dual Power Architecture is the decisive feature: key functional safety mechanisms are integrated on a single chip, reducing the external safety circuit count and simplifying safety analyses. The dual e200z4 cores at 64 MHz can implement a processing path plus checking logic, and the FlexRay controller supports deterministic, fault-tolerant chassis network timing that plain CAN cannot guarantee. The 1 MB flash hosts the control algorithm plus diagnostic and end-of-line calibration code, while the -40 C to +125 C automotive grade covers wheel-arch and underhood mounting positions. Designers should follow NXP's MPC5643L safety documentation when architecting redundant sensing inputs and use the PWM and WDT peripherals for actuator supervision.
推荐
Telematics and Fleet Communication Nodes
Telematics boxes and fleet-management controllers benefit from the SPC5643LFF2MLL6's breadth of communication interfaces: CAN and LIN connect to the vehicle bus for data acquisition, while UART/USART links to cellular modems and GNSS receivers. The dual e200z4 cores at 64 MHz separate protocol preprocessing from application logic, and DMA-driven UART transfers keep modem streaming efficient. The 3.3 V supply matches modern modem module I/O directly, reducing level-shifting circuitry on the telematics PCB. The 1 MB flash stores agent firmware, buffering strategies, and device certificates, and the 100-LQFP 14 x 14 mm package keeps board area compact for DIN-rail or behind-dash installations. Operating across -40 C to +125 C, the MCU tolerates both cold-soak vehicle starts and solar-loaded enclosures without derating its 64 MHz clock.
推荐
Powertrain Auxiliary Control Units
Auxiliary powertrain ECUs - fuel-pump controllers, cooling-fan modules, and thermal-management units - are well served by the SPC5643LFF2MLL6. The -40 C to +125 C automotive grade covers engine-compartment mounting, and the 5 V supply domain interfaces with ratiometric sensors and legacy powertrain transceivers. Dual e200z4 cores at 64 MHz execute the control algorithm on one core while running diagnostics and CAN/LIN reporting on the other, and PWM peripherals drive MOSFET pre-drivers for pump and fan motors. The Dual Power Architecture supports the fail-safe behaviors these modules require, such as controlled shutdown on fault detection, with fewer external supervisory ICs. The 1 MB flash is ample for adaptive control strategies plus end-of-line calibration tables, and the 100-LQFP footprint suits the compact, thermally dissipative layouts typical of auxiliary powertrain boards.
推荐
推荐产品汇总
工程参考数据： SPC5643LFF2MLL6 ——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 | SPC5643LFF2MLQ1 | SPC5606BF1VLU6R | SPC5602BF2MLL6 | SPC5516GBMLQ66 |
|---|---|---|---|---|---|
| Package | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) - same | 100-LQFP - same class | 100-LQFP (MLL6) - same | 100-LQFP - same class |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core / Clock | e200z4 dual-core, 64 MHz | e200z4 dual-core, 64 MHz | e200z3-family SPC560B core | SPC560B core | e200z0/z1-class, 66 MHz |
关键差异点
- On-chip FlexRay controller （对比 SPC5606BF1VLU6R)
- Dual Power Architecture functional-safety integration （对比 SPC5602BF2MLL6)
- Dual-core e200z4 at 64 MHz with 1 MB flash （对比 SPC5516GBMLQ66)
设计说明
The SPC5643LFF2MLL6 uses 3.3 V and 5 V supply domains. Verify the internal regulator (if used) versus external regulator supply scheme early, per the MPC5643L power architecture section of the NXP datasheet, because the Dual Power Architecture assigns safety monitors to specific domains. Decouple each supply pin pair with 100 nF ceramics placed within 2 mm of the pin, plus bulk 10 uF per domain. Ensure the 5 V rail powers the flash/VDD domain per datasheet recommendations before code execution begins.
The 100-LQFP (14 x 14 mm) package has 0.5 mm pitch leads - use NSMD pads and solder-mask-defined avoidance of bridging on the CAN/FlexRay transceiver trace exits. Route FlexRay differential pairs as 100-ohm controlled impedance and keep them away from the crystal and switching regulator. Place the 8-40 MHz reference crystal (per NXP clocking options) close to the EXTAL/XTAL pins with ground guard. Allocate one full ground plane; do not split it under the MCU.
Three frequent mistakes with MPC5643L designs: (1) assuming all 100 pins are GPIO - many pads are multiplexed and some functions are mutually exclusive, so confirm with the signal-multiplexing tables in the NXP datasheet; (2) omitting the boot configuration strapping, which leaves the device booting from the wrong memory window; (3) under-budgeting SRAM for FlexRay message buffers, causing runtime allocation failure. Also verify the -40 C to +125 C rating of every companion part, not just the MCU.
合规信息
Verified data confirms automotive-grade classification and active status but did not include explicit RoHS/REACH/halogen declarations for this ordering code. Obtain the certificate of conformance from nxp.com/part/SPC5643LFF2MLL6.