SPC5646CF0MLU1 - 32-bit Dual-Core 3MB Flash 120MHz MCU | NXP
料号： SPC5646CF0MLU1 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $35.81 | $35.81 |
| 10 | $34.2 | $342.00 |
| 100 | $32.1 | $3,210.00 |
| 500 | $30.4 | $15,200.00 |
| 1,000 | $28.65 | $28,650.00 |
SPC5646CF0MLU1 概述
A microcontroller (MCU) is a single-chip computer integrating a processor core, memory, and peripherals such as timers, communication interfaces, and ADCs. Within the embedded-system hierarchy, the SPC5646CF0MLU1 sits in the high-end segment: an automotive MCU built on the Power Architecture (e200) core family, one tier above general-purpose 8-bit and entry 32-bit MCUs, and it belongs to NXP's MPC564xB-C family aimed at enhanced feature sets and large memory space in vehicle electronics.
Key features include dual-core lockstep-capable processing for safety-oriented designs, 3 MB of program flash that supports feature-rich gateway and body-control firmware, 256 KB of SRAM for buffers and stacks, and an industrial -40C to +125C operating range. The part is specified by NXP as automotive grade, addressing body control module (BCM), gateway, and industrial applications with secure and trusted data transmission support.
Technical depth: the e200z4d core is a Power Architecture Book E 32-bit CPU with a seven-stage pipeline and VLE (Variable Length Encoding) support for code density; the secondary e200z0h core offloads communication and housekeeping tasks, increasing effective throughput without raising the main core's interrupt load. Low-power standby and wait modes reduce consumption in always-on vehicle domains where the module must wake on network traffic (per NXP family overview).
Typical applications include automotive body control modules, vehicle gateway ECUs that bridge CAN/LIN/FlexRay domains, and industrial control systems requiring large flash and extended temperature range.
Design consideration: verify the exact flash size and temperature variant suffix (CF0, 3 MB, -40/+125C) against your BOM, since the MPC564xB-C family shares one footprint across many memory grades; the 176-LQFP allows board reuse across family members.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, with pricing references as of 2026-10-18.
直接替换替代料： SPC5646CF0MLU1 ——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： SPC5646CF0MLU1 （相同外形与封装尺寸） ——差异在于 Core Processor, Grade, Series, Core Size, Package.
快速对比工具——选择替代料号进行并排对比：
SPC5646CCF0MLU1
✅ 直接替换📋 参考替代料（不在目录中）
SPC5645CF0MLU1
✅ 直接替换📋 参考替代料（不在目录中）
SPC5646BK0MLU1
✅ 直接替换📋 参考替代料（不在目录中）
SPC5644CF0VLU1
✅ 直接替换📋 参考替代料（不在目录中）
SPC5644AF0MLU2
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$12.5 / 个
查看数据手册 →SPC5642AF2MLU1
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$21.23 / 个
查看数据手册 →SPC5646CF0MLU1 最大额定值与电气特性
| Core Processor | e200z4d + e200z0h (Power Architecture) |
| Core Size | 32-Bit Dual-Core |
| Main Core Speed | 120 MHz |
| Auxiliary Core Speed | 80 MHz |
| Flash Memory | 3 MB (3M x 8) |
| RAM Size | 256 KB |
| Series | MPC56xx Qorivva (MPC564xB-C family) |
| 工作温度 | -40C to +125C |
| 封装 | 176-LQFP (24x24 mm) |
| 安装类型 | Surface Mount |
| Terminal Form | Gull Wing |
| Grade | Automotive |
| Application Class | Body Control Module, Gateway, Industrial |
| Low-Power Modes | Standby / Wait modes |
| Security Features | Secure and trusted transmission support |
SPC5646CF0MLU1 176-lqfp (24x24 mm) 引脚配置指南
SPC5646CF0MLU1（176-lqfp (24x24 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： SPC5646CF0MLU1.
请参阅 数据手册 以查看完整引脚配置。
典型应用
SPC5646CF0MLU1 适用于 6 应用s: Automotive Body Control Module (BCM), Vehicle Gateway ECU, Industrial Control Systems, Domain Controller / Chassis Electronics, Telematics and Secure Communication Units, Gateway-Integrated Battery Management Frontends (48V Mild Hybrid).
Automotive Body Control Module (BCM)
The SPC5646CF0MLU1 fits body control modules because NXP explicitly positions the MPC564xB-C family for high-end BCM designs, and its 3 MB flash accommodates consolidated lighting, wiper, seat, and access-control firmware that previously required multiple smaller ECUs. In a BCM, the 120 MHz e200z4d core executes application logic and diagnostics while the 80 MHz e200z0h core services LIN and CAN frames, reducing interrupt load on the main core. The -40C to +125C range covers under-hood-adjacent zones, and low-power standby/wait modes keep quiescent draw acceptable for always-on battery-connected modules that must wake on network activity. The 176-LQFP footprint provides enough GPIO for relay and LED driver banks.
推荐
Vehicle Gateway ECU
Gateways bridge CAN, LIN, and FlexRay domains, and the SPC5646CF0MLU1's dual-core architecture maps directly onto this workload: the 120 MHz e200z4d runs routing tables, diagnostics (UDS), and firewalling, while the e200z0h handles physical-layer message queuing. Its 256 KB RAM buffers bursty network traffic across domains, and 3 MB flash stores firmware plus OTA-staged images and calibration sets. NXP highlights 'secure and trusted transmission of information between parties' for this family, addressing gateway security requirements. Because pin-compatible family members exist in the same LQFP-176 package, gateway platforms can scale memory across vehicle trim levels without PCB respins, a major program-cost advantage.
推荐
Industrial Control Systems
NXP lists industrial applications alongside automotive BCM/gateway for the MPC564xB-C family, and the SPC5646CF0MLU1 suits factory automation controllers that need large program memory and extended temperature range. The -40C to +125C rating survives cabinet environments without forced cooling, and the 3 MB flash supports protocol stacks (PROFINET/CANopen-style fieldbus gateways), logging, and IEC-style application layers. The dual-core split lets one core run the real-time control loop while the other manages communications and HMI data exchange. Its gull-wing 176-LQFP terminals are reworkable with standard hot-air tools, supporting the small-batch production and field-repair patterns common in industrial equipment.
推荐
Domain Controller / Chassis Electronics
As vehicle architectures consolidate, chassis-domain controllers merge suspension, steering-support, and stability-adjacent logic into one ECU. The SPC5646CF0MLU1's automotive-grade qualification, 120 MHz dual-core throughput, and 3 MB flash make it a fit for consolidated chassis modules where the previous generation needed multiple 512 KB-class MCUs. The e200z4d's pipeline executes control-loop and diagnostic code deterministically, while the auxiliary core isolates safety-monitoring housekeeping. Its low-power standby modes support the kl15-off current budgets that OEMs impose, and the shared MPC56xx software ecosystem (drivers, AUTOSAR MCALs) shortens integration time compared with adopting a new architecture mid-program.
推荐
Telematics and Secure Communication Units
Telematics control units demand large code space for connectivity stacks and secure key handling; the SPC5646CF0MLU1 provides 3 MB flash plus NXP's family-level 'secure and trusted transmission of information between parties' support. In a TCU, the main core manages the modem interface, certificate handling, and application logic, while the e200z0h core services CAN gateways to vehicle networks. The 256 KB RAM holds TLS-style session buffers and message queues. Its automotive temperature range and Qorivva heritage make it acceptable for OEM-grade telematics programs where consumer-grade application processors are disqualified by qualification requirements and longevity commitments.
推荐
Gateway-Integrated Battery Management Frontends (48V Mild Hybrid)
Mild-hybrid 48V systems need a central controller that talks to the vehicle gateway while managing battery monitoring frontends. The SPC5646CF0MLU1's large flash holds state-of-charge estimation code, ISO 26262-style monitoring software, and communication stacks simultaneously. The dual-core split is valuable here: one core runs estimation and balancing control at fixed rate, the other handles CAN/FlexRay exchange with the powertrain domain. Its -40C to +125C range suits battery-box-mounted locations, and standby/wait modes meet the parked-vehicle drain targets that battery-management modules must meet. Using an automotive-qualified MCU avoids requalification risk when consumer MCUs are proposed for cost reduction.
推荐
推荐产品汇总
工程参考数据： SPC5646CF0MLU1 ——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 | SPC5646CCF0MLU1 | SPC5645CF0MLU1 | SPC5646BK0MLU1 | SPC5644CF0VLU1 |
|---|---|---|---|---|---|
| Package | 176-LQFP (24x24 mm) | 176-LQFP (24x24) - same | 176-LQFP (24x24) - same | 176-LQFP - same | 176-QFP - same footprint |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | 32-bit dual-core e200z4d + e200z0h | e200 family, same class | e200 family | e200/e200z4 family | e200z4 family |
关键差异点
- 3 MB flash for consolidated BCM/gateway firmware （对比 SPC5646BK0MLU1)
- -40C to +125C automotive M-grade rating （对比 SPC5644CF0VLU1)
- True dual-core (120 MHz e200z4d + 80 MHz e200z0h) task partitioning （对比 SPC5645CF0MLU1)
设计说明
The 176-LQFP (24x24 mm) gull-wing package requires a 0.5 mm pitch land pattern per the NXP datasheet footprint; use solder-mask-defined pads with ~0.1 mm expansion to improve paste release. Place 100 nF ceramic decoupling capacitors at all VDD pin pairs, within 2 mm of the pins, plus bulk 10 uF at the supply entry. Expose adequate ground pour under the package and use multiple thermal vias to the ground plane. The gull-wing leads allow visual AOI inspection of all four sides, which simplifies automotive production quality gates.
The MPC56xx family typically uses separate core and I/O supply rails; consult the manufacturer datasheet for the exact voltage domains and sequencing requirements before power-tree design. Estimated power: at 120 MHz, core current in the tens-to-hundreds of mA range should be assumed for regulation sizing until the datasheet typical ICC figures are confirmed - design the core regulator with headroom and verify standby-mode current against the module's kl15-off budget. Use POR/brown-out supervision and gate the reset release until all rails are stable.
Do not treat MPC564xB-C family members as interchangeable without checking the memory suffix: SPC5646CF0 (3 MB), SPC5646BK0, and SPC5645 grades differ in flash density and possibly peripheral sets, and the temperature suffix (M = -40/+125C, V grades differ) matters for automotive qualification. Also confirm NXP product change notices (available on the NXP product page) for die revisions before production, and verify that your flash programming algorithm and calibration data match the specific derivative to avoid boot failures.
合规信息
Distributor listings show a RoHS field for this part and NXP markets it as Automotive Grade. Verify REACH, halogen-free, and conflict-minerals declarations via NXP's official Environmental Quality documents on the product page; official AEC-Q100 self-certification documentation should be requested from NXP for regulated programs.
