MCF5475VR266 - ColdFire V4e 266MHz MPU | NXP | Networking
料号： MCF5475VR266 ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $35.2 | $352.00 |
| 100 | $31.8 | $3,180.00 |
| 500 | $28.9 | $14,450.00 |
| 1,000 | $26.4 | $26,400.00 |
MCF5475VR266 概述
A microprocessor unit (MPU) of this class is a 32-bit embedded processor that executes application code from external memory rather than internal flash, distinguishing it from flash-based microcontrollers. The MCF547x sits within the ColdFire architecture hierarchy (a derivative of the classic 68K family), positioned as a high-integration processor bridging microcontrollers and full system-on-chip solutions in industrial and networking equipment.
Key features include the enhanced ColdFire V4e core with memory management unit and emulated hardware floating-point acceleration, two integrated Ethernet media access controllers (MACs) for dual-port networking, a PCI controller for peripheral expansion, and a hardware encryption accelerator supporting secure communications. These connectivity peripherals dramatically reduce external component count in gateway and bridge designs.
Architecturally, the V4e core is a variable-length RISC implementation with a six-stage pipeline, and the double-reduced instruction execution improves instruction throughput at the 266 MHz operating frequency. The internal system bus connects on-chip peripherals to the core with DMA support across multiple channels, offloading data movement from the CPU in high-bandwidth packet-processing workloads.
Typical applications include industrial Ethernet switches and gateways, networked control systems, protocol converters, secure communication nodes, and embedded PCI-based equipment. The dual Ethernet ports and encryption acceleration make it a natural fit for secure industrial gateways where both throughput and data protection matter.
Design consideration: because the MCF547x is ROMless, plan external boot flash and SDRAM interfaces early; the PBGA-388 footprint demands controlled-impedance PCB stackup and careful signal-integrity work on high-speed bus routing.
This page synthesizes distributor pricing, pin-compatible ColdFire alternatives, lifecycle status, and practical design notes not found in the manufacturer datasheet, providing engineers a single decision-ready reference.
直接替换替代料： MCF5475VR266 ——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： MCF5475VR266 （相同外形与封装尺寸） ——差异在于 Mounting Type, Package, Program Memory Type, Core Processor, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
MCF5474VR266
✅ 直接替换✓ 有现货
$1 / 个
查看数据手册 →MCF5475VR267
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MCF5473VR266
✅ 直接替换📋 参考替代料（不在目录中）
MCF5471VR266
✅ 直接替换📋 参考替代料（不在目录中）
MCF5470VR266
✅ 直接替换📋 参考替代料（不在目录中）
MCF5484CVR200
✅ 直接替换✓ 有现货
$19.25 / 个
查看数据手册 →MCF5485CVR200
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →MCF5475VR266 最大额定值与电气特性
| Core Processor | ColdFire V4e (MCF547x) |
| Core Size | 32-Bit |
| 最大时钟频率 | 266 MHz |
| Program Memory Type | ROMless |
| MMU | Yes |
| Floating Point Unit | Yes (V4e enhanced) |
| Ethernet Controllers | 2 x 10/100 Ethernet MAC |
| PCI Interface | Yes (PCI controller) |
| Encryption Accelerator | Yes (hardware security engine) |
| 封装 | 388-PBGA (27 x 27 mm) |
| 安装类型 | Surface Mount |
| Series | MCF547x |
| Pin-Compatible Families | MCF548x family |
| 生命周期状态 | NRND (Not Recommended for New Designs) |
| Architecture Family | ColdFire (68K derivative) |
MCF5475VR266 388-pbga (27 x 27 mm) 引脚配置指南
MCF5475VR266（388-pbga (27 x 27 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： MCF5475VR266.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MCF5475VR266 适用于 6 应用s: Industrial Ethernet Switches and Gateways, Secure Networked Control Systems, Protocol Converters and Bridge Equipment, Embedded PCI-Based Equipment, Building Automation and Smart Infrastructure Controllers, Legacy Defense and Avionics Control Electronics.
Industrial Ethernet Switches and Gateways
The MCF5475VR266's two integrated 10/100 Ethernet MACs and 266 MHz ColdFire V4e core directly address the packet-throughput and dual-port connectivity needs of industrial Ethernet switches and protocol gateways. On-chip DMA channels move Ethernet frames between MACs and external SDRAM without CPU intervention, sustaining line-rate forwarding at 100 Mbps. Placed with external boot flash and 32-64 MB of SDRAM, the processor runs RTOS or embedded Linux TCP/IP stacks with the MMU providing memory protection. The hardware encryption accelerator adds TLS/IPsec capability for secure industrial gateway deployments without an external security chip.
推荐
Secure Networked Control Systems
Network-connected control applications benefit from the MCF5475VR266's combination of a 266 MHz V4e core, dual Ethernet MACs, and a hardware encryption accelerator supporting secure communications. Control nodes handling authenticated commands and encrypted telemetry can offload cryptographic workloads to the on-chip engine, keeping the CPU free for real-time control loops. The MMU allows safe partitioning of a control RTOS from a communications stack, and the PCI controller permits adding specialized I/O cards in rack-mounted control equipment where MCF5475-based boards are already fielded and firmware-qualified.
推荐
Protocol Converters and Bridge Equipment
Protocol conversion between Ethernet, PCI, and legacy serial buses is a natural workload for the MCF5475VR266: its dual Ethernet MACs, PCI controller, and multiple serial interfaces (per the MCF547x reference manual) let a single device bridge dissimilar networks. The 266 MHz V4e core provides enough headroom for frame translation, filtering, and logging in embedded Linux, while the MMU isolates the protocol stack from translation logic. Systems already designed around the 388-PBGA footprint can maintain supply continuity via the pin-compatible MCF548x family as MCF547x moves to NRND.
推荐
Embedded PCI-Based Equipment
With an integrated PCI controller, the MCF5475VR266 serves as a host or intelligent peripheral processor in PCI-based test, measurement, and industrial equipment. The 266 MHz V4e core handles board-level housekeeping, configuration, and data pre-processing while DMA streams measurement data through the PCI bus to a host. Using the ROMless architecture, firmware resides in external flash allowing field updates. For legacy PCI systems that are out of production on MCF547x, the pin-compatible MCF548x offers a board-level drop-in continuation path with USB as a bonus interface for maintenance access.
推荐
Building Automation and Smart Infrastructure Controllers
Building controllers requiring multiple network interfaces - dual Ethernet for BACnet/IP backbones plus serial links to field devices - map well onto the MCF5475VR266's peripheral set. The 266 MHz core with MMU comfortably runs an embedded web server, protocol stack, and control logic concurrently, and hardware encryption supports secure remote management demanded by modern building networks. Designs historically qualified on MCF547x silicon can extend service life through the pin-compatible MCF548x family, while new projects should consider ARM-based NXP MCUs for long-term availability commitments.
推荐
Legacy Defense and Avionics Control Electronics
ColdFire processors retain a significant installed base in defense and avionics subsystems where software qualification makes architecture changes costly. The MCF5475VR266's 266 MHz V4e core, MMU for ARINC- or MIL-standard software partitions, and dual Ethernet for modernized data buses suit these upgrades. Because program memory is external, rad-tolerant or conduction-cooled flash modules can be paired as required. For sustainment, XAIPART stocks MCF547x-family and pin-compatible MCF548x devices with full traceability, and brokers have shown combined stock in the tens of thousands of pieces as of early 2026.
推荐
推荐产品汇总
工程参考数据： MCF5475VR266 ——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 | MCF5474VR266 | MCF5473VR266 | MCF5484CVR200 |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 388-PBGA (27x27) | 388-PBGA (27x27) - same | 388-PBGA (27x27) - same | 388-PBGA (27x27) - same |
| Core | ColdFire V4e | ColdFire V4e | ColdFire V4e | ColdFire V4e |
| Max Frequency | 266 MHz | 266 MHz | 266 MHz | 200 MHz |
| Program Memory | ROMless | ROMless | ROMless | ROMless |
| USB Controller | No | No | No | Yes (integrated) |
关键差异点
- Highest speed in its comparison set （对比 MCF5484CVR200)
- Full peripheral connectivity set （对比 MCF5473VR266)
- Firmware compatibility advantage over platform migration （对比 MPC8245TVV266D)
设计说明
The 388-ball PBGA (27 x 27 mm) at 266 MHz requires a controlled-impedance PCB stackup with at least four layers. Route the external SDRAM and flash buses with matched lengths within the timing budgets given in the MCF547x reference manual, and place series termination resistors on high-speed address/data lines as shown in NXP reference designs. Avoid routing signals under the BGA power balls; dedicate inner layers to ground planes to reduce loop inductance for the many parallel bus return paths.
As a ROMless processor driving external buses at 266 MHz, the MCF5475VR266 draws its core supply from a dedicated regulator. Implement the core and I/O rails with separate decoupling networks (bulk plus 0.1 uF ceramics at each ball cluster) and follow the NXP power-up sequencing recommendations in the MCF547x hardware design guide to avoid latch-up during multi-rail startup. Confirm exact rail voltages and sequence order against the family reference manual, as values were not present in the retrieved product data for this page.
Because the part is ROMless, boot code must be fetched from external flash on every power cycle - design the flash device with at least one spare sector for bootloader updates and verify the boot chip-select timing against the 266 MHz bus configuration. Also, since MCF547x is NRND, do not start new production designs on it; if you must maintain a legacy board, qualify the pin-compatible MCF548x now as a second source before broker stock depletes. Ball-outs of the two families match, but peripheral initialization code differs.
合规信息
The NXP product page lists an Environmental Quality section, but specific RoHS/REACH/lead-free status values were not present in the retrieved web data. Verify on the official NXP part page before compliance sign-off.