MCF5481CVR166 - ColdFire V4e MPU 166MHz 388-PBGA | NXP
N.º da peça: MCF5481CVR166 ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $60.18 | $60,18 |
| 10 | $54.16 | $541,60 |
| 100 | $48.14 | $4.814,00 |
| 500 | $42.13 | $21.065,00 |
| 1.000 | $36.11 | $36.110,00 |
MCF5481CVR166 Visão geral
An MPU (microprocessor unit) is an integrated processor IC that combines a CPU core, memory controllers, and peripheral interfaces on one die, but unlike a microcontroller (MCU) it relies on external ROM, RAM, and program storage - in this case the part is explicitly ROMless. The ColdFire V4e core is a limited-superscalar, Harvard-architecture derivative of the original Motorola 68k instruction set, optimized for embedded networking and control applications where deterministic performance and high code density matter more than peak MHz. Within the broader taxonomy, the MCF5481CVR166 sits in the chain: ColdFire V4e -> ColdFire MPU -> 32-bit microprocessor -> embedded processor -> semiconductor.
Key specifications include a 32-bit data bus, integrated MMU and hardware FPU, on-chip encryption accelerator, dual 10/100 Ethernet MACs, PCI 2.2 controller, CAN 2.0B interface, USB 2.0 full-speed device/host, and 32 KB of unified cache. The 388-pin PBGA package exposes a 60x general-purpose I/O count, dual UARTs, dual I2C, dual SPI, and a DDR SDRAM controller. The hardware encryption accelerator offloads AES, DES, 3DES, and SHA-1/HMAC, eliminating CPU bottlenecks in VPN, IPsec, and TLS data paths. Operating temperature range spans -40C to +85C for industrial embedded designs.
Typical applications include industrial Ethernet gateways, factory automation controllers, secure network routers, POS terminals, and multi-protocol industrial sensor hubs. The combination of on-chip dual Ethernet, PCI bus, encryption accelerator, and CAN bus lets one part replace what previously required three or four separate ICs, simplifying BOM and reducing board area in networked industrial systems.
When designing with the MCF5481CVR166, ensure the DDR SDRAM controller reference clock and PCI 33 MHz clock are routed with controlled impedance and length-matched to within the datasheet tolerance. The 388-BGA requires PCB design rules for 1.27 mm ball pitch with NSMD land pads to avoid solder joint reliability issues during thermal cycling.
This page synthesizes NXP datasheet specifications, current distributor pricing as of 2026-10-18, NRND lifecycle status, and drop-in pin-compatible alternatives from the MCF548x and MCF547x families - information not assembled on any single manufacturer or distributor page.
Alternativas drop-in para MCF5481CVR166 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com MCF5481CVR166 (mesmo formato e footprint) — diferindo em Package, Core Processor, Encryption Accelerator, Series, Mounting Type.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
MCF5482CVR200
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
MCF5485CVR200
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
Consulte o preço
Ver ficha técnica →MCF5484CVR166
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
MCF5475VR266
✅ Drop-In✓ Em estoque
$26.4 / unidade
Ver ficha técnica →MCF5474VR266
✅ Drop-In✓ Em estoque
$1 / unidade
Ver ficha técnica →MCF5472VR200
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$27.8 / unidade
Ver ficha técnica →MCF5481CVR166 Classificações máximas e características elétricas
| Core Architecture | ColdFire V4e (Harvard, limited superscalar) |
| Largura do barramento de dados | 32 bit |
| Internal Core Frequency | 166 MHz |
| Dhrystone 2.1 Performance | 308 MIPS (peak @ 200 MHz class) |
| Instruction Set | ColdFire (68k-derived) with FPU and MMU |
| Supply Voltage - Core | 2.5 V |
| Supply Voltage - I/O | 3.3 V |
| Program Memory Type | ROMless (external memory required) |
| Cache Memory | 32 KB unified (configurable split I/D) |
| On-chip Memory | ROMless |
| Ethernet | 2x 10/100 MAC |
| PCI | PCI 2.2 controller |
| CAN | CAN 2.0B |
| USB | USB 2.0 full-speed (device/host) |
| Serial Interfaces | 2x UART, 2x I2C, 2x SPI |
| Encryption Accelerator | AES, DES, 3DES, SHA-1/HMAC |
| Encapsulamento | 388-BGA (27x27 mm) |
| Temperatura de operação | -40C to +85C |
| Tipo de montagem | Surface Mount (BGA) |
Configuração de pinos do MCF5481CVR166
| Pino B1 | VDD — Core 2.5V supply |
| Pino B2 | VSS — Ground |
| Pino B3 | DDR_CLK — DDR SDRAM clock output |
| Pino B4 | DDR_CLK_B — DDR SDRAM differential clock |
| Pino B5 | DDR_CKE — DDR SDRAM clock enable |
| Pino B6 | PCI_AD0 — PCI address/data bus bit 0 |
| Pino B7 | PCI_AD1 — PCI address/data bus bit 1 |
| Pino B8 | PCI_AD2 — PCI address/data bus bit 2 |
| Pino B9 | PCI_AD3 — PCI address/data bus bit 3 |
| Pino B10 | PCI_AD4 — PCI address/data bus bit 4 |
Aplicações típicas
MCF5481CVR166 é adequado para 6 aplicaçãos: Industrial Ethernet Gateway, Secure Network Router / VPN Appliance, Factory Automation PLC Controller, Point-of-Sale (POS) Terminal, Multi-Protocol Industrial Sensor Hub, Secure Industrial Printer / Embedded MFP Controller.
Industrial Ethernet Gateway
The MCF5481CVR166 is purpose-built for industrial Ethernet gateways bridging fieldbus (CAN, RS-485) to Ethernet/IP, PROFINET, or Modbus TCP backbones. Its dual 10/100 Ethernet MACs support two switched Ethernet ports without an external switch IC, while the ColdFire V4e core at 166 MHz delivers 256 Dhrystone MIPS - sufficient for protocol stack translation at line rate. The hardware encryption accelerator (AES/SHA) offloads IPsec or TLS tunnels used in IEC 62443-secure plant networks. The 32 KB cache keeps the TCP/IP stack hot in DDR; the MMU supports full uClinux or VxWorks for managed industrial gateways. Pin-compatible with the MCF547x family at the same 388-PBGA footprint, allowing gateway SKUs to share PCB layout across performance tiers.
Recomendado
Secure Network Router / VPN Appliance
The MCF5481CVR166's on-chip encryption accelerator (AES, DES, 3DES, SHA-1, HMAC) and dual Ethernet MACs make it a natural fit for branch-office VPN routers and IPsec gateways. The accelerator offloads bulk crypto from the CPU, sustaining ~100 Mbps IPsec throughput on a 166 MHz ColdFire V4e - close to the Fast Ethernet line rate. PCI 2.2 allows connection to an external crypto accelerator or Wi-Fi card for added flexibility. The MMU enables Linux with kernel crypto APIs that map directly onto the hardware accelerator via the ColdFire SEC (Security Engine) driver. Operating from -40C to +85C, the part tolerates uncontrolled wiring-closet environments. The 388-PBGA package keeps router SKUs compact while exposing 60+ GPIOs for status LEDs and console ports.
Recomendado
Factory Automation PLC Controller
For factory automation PLCs and motion controllers, the MCF5481CVR166 combines CAN 2.0B for CANopen/DeviceNet fieldbus, PCI for I/O expansion cards, and a hardware FPU for real-time control loop math. The ColdFire V4e Harvard architecture with 32 KB cache sustains deterministic interrupt latency required by IEC 61131-3 real-time tasks. Dual UARTs drive RS-485/RS-232 sensor links, while dual I2C and dual SPI connect to local ADC and DAC peripherals. The MMU allows running soft-PLC runtimes (CODESYS, Beremiz) on Linux, alongside deterministic real-time tasks on a separate RTOS partition. The 2.5 V core / 3.3 V I/O split matches common industrial 3.3 V logic levels. Pin-compatible with the MCF547x family lets integrators ship 100 MHz, 166 MHz, and 266 MHz SKUs from one PCB design.
Recomendado
Point-of-Sale (POS) Terminal
POS terminals leverage the MCF5481CVR166's USB 2.0 full-speed (device/host) for PIN pads and barcode scanners, dual UARTs for receipt printers and cash drawers, and the hardware encryption accelerator for PCI PTS-compliant PIN encryption and DUKPT key management. The 166 MHz ColdFire V4e plus FPU handles touch-screen UI rendering and EMV transaction crypto simultaneously. PCI 2.2 bus connects to a Wi-Fi/Bluetooth combo card for wireless terminals, while dual Ethernet supports IP backhaul and cash-management network segmentation. Operating from -40C to +85C, the part survives retail back-room thermal stress. The 388-PBGA is reflow-compatible with standard SAC lead-free profiles and J-STD-020 moisture handling.
Recomendado
Multi-Protocol Industrial Sensor Hub
An industrial sensor hub aggregates CAN, RS-485, I2C sensor, and SPI sensor data into Ethernet/IP or MQTT for cloud uplink. The MCF5481CVR166's combination of CAN 2.0B, dual UARTs (RS-485 via external transceiver), dual I2C, and dual SPI lets one MPU replace what previously required three or four ICs. The hardware FPU executes floating-point sensor fusion (Kalman filters) on IMU + encoder data without CPU stalls. Encryption accelerator secures the MQTT or HTTPs uplink channel. DDR SDRAM controller handles large time-series buffers before batched uplink. Pin-compatible 388-PBGA across the MCF548x/MCF547x family lets one PCB carry multiple sensor-hub SKUs from 100 MHz to 266 MHz.
Recomendado
Secure Industrial Printer / Embedded MFP Controller
Industrial label printers and embedded MFP (multi-function printer) controllers use the MCF5481CVR166 to drive USB 2.0 device/host for host-side connectivity, PCI for scanner modules, and dual Ethernet for IP-based print services. The 166 MHz core plus FPU accelerates print rasterization and image processing pipelines (descreen, color conversion). The encryption accelerator secures SNMPv3, IPsec, and 802.1X authentication required for enterprise printer fleets. Dual UARTs drive legacy RS-232 service interfaces on industrial-grade printers. The MMU-enabled Linux port simplifies driver reuse, while the 32 KB cache accelerates repeated print-job buffering in DDR. Same 388-PBGA package as the MCF547x family enables platform reuse across printer tiers.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MCF5481CVR166 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MCF5482CVR200 | MCF5485CVR200 | MCF5484CVR166 | MCF5475VR266 | MCF5474VR266 |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 388-PBGA (27x27 mm) | 388-PBGA (27x27 mm) - same | 388-PBGA (27x27 mm) - same | 388-PBGA (27x27 mm) - same | 388-PBGA (27x27 mm) - same | 388-PBGA (27x27 mm) - same |
| Core Frequency | 166 MHz | 200 MHz (+20%) | 200 MHz (+20%) | 166 MHz (identical) | 266 MHz (+60%) | 266 MHz (+60%) |
| Encryption Accelerator | Yes (AES/DES/SHA) | Yes (AES/DES/SHA) | Yes (AES/DES/SHA) | Yes (AES/DES/SHA) | No | No |
| Ethernet MACs | 2x 10/100 | 2x 10/100 | 2x 10/100 | 2x 10/100 | 1x 10/100 | 1x 10/100 |
| USB 2.0 | Yes (device/host) | Yes (device/host) | Yes (device/host) | Yes (device/host) | No (or limited) | No (or limited) |
| PCI 2.2 Controller | Yes | Yes | Yes | Yes | Yes | Yes |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND | NRND |
Principais diferenciais
- Same-package dual-Ethernet + encryption accelerator at 166 MHz (vs MCF5474VR266)
- 200 MHz upgrade path in identical 388-PBGA footprint (vs MCF5482CVR200)
- Identical 166 MHz speed grade with potential die stepping variants (vs MCF5484CVR166)
Notas de projeto
Estimated BGA escape: a 388-ball PBGA at 1.27 mm pitch with NSMD pads requires 0.6 mm pad diameter, 0.4 mm laser-drilled via (0.2 mm finished), and a 0.2 mm solder-mask dam. Stack the BGA on inner layers with via-in-pad plating for clean breakout. Keep DDR SDRAM traces matched within 50 mil and routed on a single inner layer with reference plane for controlled impedance (50 ohm single-ended, 100 ohm differential for clocks).
Estimated: at 166 MHz with full peripheral utilization (dual Ethernet, PCI, USB, encryption accelerator), core power dissipation is approximately 1.2 W from the 2.5 V rail. The 388-PBGA theta_JA is approximately 22 C/W on a 4-layer JEDEC test board, giving a 26 C rise over ambient. For industrial (-40C to +85C) operation, attach a small 10x10 mm copper heatsink or use 4 thermal vias in-pad under the BGA die to stay below 95 C junction at 85 C ambient.
Critical: the MCF5481CVR166 is ROMless - external NOR flash on the dedicated boot chip-select is mandatory for power-on boot. Do not assume internal flash like a microcontroller. The 32 KB cache must be flushed/invalidated after DDR SDRAM initialization or DMA descriptors will see stale data. Finally, the encryption accelerator requires the SEC driver and a Linux/RTOS port - it is not accessible via simple memory-mapped registers alone.
PCI 2.2 at 33 MHz requires 50 ohm trace impedance to within 10% and length matching of 1.5 inch maximum. DDR SDRAM clocks must be length-matched to data/address with 50 mil tolerance. Dual Ethernet MII/RMII traces should be series-terminated with 33 ohm resistors at the MPU side if route length exceeds 2 inches. Avoid routing the USB 2.0 differential pair over a plane split - the common-mode choke on the line may otherwise pick up return-path noise.
Informações de conformidade
Per NXP product page and DigiChip datasheet entry. RoHS compliant per NXP 2011/65/EU lead-free PBGA process; lead-free SAC solder balls. REACH SVHC and conflict-minerals disclosures referenced on the NXP material declaration. AEC-Q100 not applicable (industrial-grade MPU, not automotive-qualified).
