MCF5282CVF66J - 32-bit ColdFire V2 MCU 512KB Flash 66MHz | NXP
MPN: MCF5282CVF66J ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $28.5 | $28.50 |
| 10 | $26.1 | $261.00 |
| 100 | $22.4 | $2,240.00 |
| 500 | $19.75 | $9,875.00 |
| 1,000 | $17.3 | $17,300.00 |
MCF5282CVF66J Overview
A ColdFire microcontroller is a 32-bit RISC-style processor core derived from the legacy Motorola 68000 family and now maintained by NXP. Within the MCU hierarchy, ColdFire sits between traditional 8/16-bit controllers and high-performance ARM Cortex-M cores, targeting connected industrial nodes where deterministic interrupt response, on-chip Ethernet/CAN, and moderate code density matter more than raw Dhrystone throughput. The MCF528x line specifically simplifies embedded Ethernet-networked MCU designs by integrating MAC, CAN, multiple UARTs, QSPI, I2C, DMA, timers, and PWM on a single die.
Key features include an integrated 10/100 Ethernet MAC supporting MII/RMII PHYs, a CAN 2.0B controller for industrial fieldbus, four DMA channels, a low-voltage detector with power-on reset, a watchdog timer, eight PWM channels, and 150 general-purpose I/Os. The 66 MHz V2 core delivers roughly 56 MIPS and supports JTAG/BDM for debug. The 256-MAPBGA provides generous I/O for an industrial gateway or motor-control front-end while still being hand-solderable with proper reflow profile.
The internal bus architecture uses crossbar-style arbitration between the core, DMA, and peripheral bridges, allowing sustained Ethernet throughput without starving interrupt-driven code. The Flash interface includes a hardware-accelerated program/erase state machine, offloading Flash management from firmware and reducing code size overhead.
Typical applications include industrial Ethernet gateways, building automation controllers, CAN-based motor nodes, remote telemetry units, and HVAC control boards. The combination of Ethernet, CAN, and 150 GPIO allows the same part to act as a master controller, removing the need for a companion bridge chip.
Consider power-supply decoupling carefully - the 3.3V core and I/O rails should be bypassed with 100 nF ceramics per supply pin and bulk capacitance local to the BGA. Software should enable the watchdog early and use the DMA engine for sustained I/O to keep interrupt latency predictable.
This page combines distributor pricing, same-family NXP drop-in variants, and design notes not found in the standalone user manual reference.
Drop-in alternatives for MCF5282CVF66J — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MCF5282CVF66J (same form factor and footprint) — differing in CAN, Ethernet, Program Memory Size, Program Memory Type, Connectivity.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MCF5282CVM66J
✅ Drop-In✓ In Stock
$16.2 / Unit
View Datasheet →MCF5280CVF66J
✅ Drop-In✓ In Stock
$17.6 / Unit
View Datasheet →MCF5280CVM66J
✅ Drop-In✓ In Stock
$0.8 / Unit
View Datasheet →MCF5216CVF66J
✅ Drop-In📋 Reference alternative (not in catalog)
MCF5282CVF66J Maximum Ratings & Electrical Characteristics
| Core Processor | ColdFire V2 |
| Core Size | 32-Bit |
| Core Speed | 66 MHz |
| Program Memory Type | FLASH |
| Program Memory Size | 512 KB (512K x 8) |
| Supply Voltage | 3.0 V to 3.6 V |
| Number of I/O | 150 |
| Connectivity | CANbus, EBI/EMI, Ethernet, I2C, SPI, UART/USART |
| Peripherals | DMA, LVD, POR, PWM, WDT |
| Ethernet | 10/100 MAC (MII/RMII) |
| CAN | CAN 2.0B |
| DMA Channels | 4 |
| PWM Channels | 8 |
| Operating Temperature | -40C to +85C |
| Package | 256-MAPBGA (17x17 mm) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead Free | Yes |
MCF5282CVF66J 256-mapbga (17x17 mm) Pin Configuration Guide
Pin configuration for MCF5282CVF66J (256-mapbga (17x17 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MCF5282CVF66J.
Refer to the datasheet for full pin configuration.
Typical Applications
MCF5282CVF66J is suitable for 6 applications: Industrial Ethernet Gateway, Building Automation Controller, CAN-Based Motor Control Node, Remote Telemetry / SCADA RTU, HVAC Control Board, Industrial Printer / Imaging Controller.
Industrial Ethernet Gateway
The MCF5282CVF66J integrates a 10/100 Ethernet MAC with MII/RMII PHY interface directly on-chip, removing the need for an external MAC bridge in industrial protocol gateways. Its 66 MHz ColdFire V2 core delivers enough throughput (~56 MIPS) to handle Modbus TCP, EtherNet/IP, or PROFINET RT frame processing without CPU saturation. The CAN 2.0B controller allows simultaneous fieldbus side connectivity, while 150 GPIO can drive status LEDs, key switches, and configuration inputs.
Recommended
Building Automation Controller
Building automation controllers typically require multiple fieldbus interfaces and abundant GPIO for relays and sensor inputs. The MCF5282CVF66J provides CAN 2.0B alongside Ethernet so BACnet/IP and BACnet MS-TP can terminate on the same MCU, while its 150 GPIO can drive HVAC actuators and read analog sensors via external ADCs. Four DMA channels keep Modbus and BACnet traffic moving without overwhelming interrupt-driven control loops.
Recommended
CAN-Based Motor Control Node
In distributed motor control networks the MCF5282CVF66J can serve as the master CAN node with the integrated CAN 2.0B peripheral running at up to 1 Mbit/s, dispatching torque commands and reading back telemetry. The eight PWM channels can drive small motor bridges directly, while the watchdog timer enforces safe recovery from communication faults in safety-relevant nodes. Industrial-grade temperature range supports cabinet-mounted installations.
Recommended
Remote Telemetry / SCADA RTU
Remote telemetry units for SCADA systems benefit from on-chip Ethernet plus CAN alongside legacy RS-485/232 UARTs for brownfield equipment. The MCF5282CVF66J's 512 KB Flash is large enough to host a full DNP3 or IEC 60870-5-104 stack plus custom data concentration logic. Low-voltage detect with POR suits battery-backed or unstable plant supplies.
Recommended
HVAC Control Board
HVAC control boards need many PWM channels for fan/blower speed control, GPIO for temperature sensors and contactor drives, plus fieldbus for building integration. The MCF5282CVF66J provides eight PWM channels and 150 GPIO in the same 256-MAPBGA footprint. ColdFire V2 architecture is well documented, with sustained firmware support across the long HVAC product lifecycle.
Recommended
Industrial Printer / Imaging Controller
The MCF5282CVF66J's EBI/EMI external bus interface can connect to SDRAM and external NAND/NOR Flash for buffered print job handling, while its multiple UART/USART channels drive operator panels and serial peripherals. The 512 KB internal Flash stores the boot loader and primary firmware, with high-speed external storage accessed over the bus. Industrial-grade temperature and watchdog support suit factory floor environments.
Recommended
Recommended Products Summary
Engineering reference data for MCF5282CVF66J — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MCF5282CVM66J | MCF5280CVF66J | MCF5280CVM66J | MCF5216CVF66J |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 256-MAPBGA (17x17) | 256-MAPBGA (17x17) - same | 256-MAPBGA (17x17) - same | 256-MAPBGA (17x17) - same | 256-MAPBGA (17x17) - same |
| Core | ColdFire V2 | ColdFire V2 | ColdFire V2 | ColdFire V2 | ColdFire V2 |
| Clock Speed | 66 MHz | 66 MHz | 66 MHz | 66 MHz | 66 MHz |
| Program Flash | 512 KB | 512 KB | 256 KB (-50%) | 256 KB (-50%) | 256 KB (-50%) |
| Connectivity | CAN, Ethernet, UART, SPI, I2C | CAN, Ethernet, UART, SPI, I2C | CAN, Ethernet, UART, SPI, I2C | CAN, Ethernet, UART, SPI, I2C | Reduced peripheral mix |
| Lifecycle | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Key Differentiators
- On-die 512 KB Flash in a single 256-ball MAPBGA (vs MCF5280CVF66J)
- Industrial-grade -40C to +85C temperature range via J suffix (vs MCF5282CVM66J)
- Full MCF528x peripheral mix including 8 PWM and 4 DMA (vs MCF5216CVF66J)
Design Notes
The MCF5282CVF66J requires a stable 3.3V supply within 3.0-3.6V; bulk-decouple the BGA power balls with at least 10 uF tantalum or ceramic bulk in addition to 100 nF ceramics per VDD/VSS pin pair. The integrated Ethernet MAC draws brief transients during frame transmission, so place the bulk caps as close as the BGA escape routing allows. The internal LVD/POR block should be respected - allow VDD to ramp monotonically to avoid partial boot states.
The 256-MAPBGA package dissipates approximately 1 W typical at full I/O and Ethernet activity. Use a minimum four-layer PCB with a continuous ground plane directly under the BGA, and provide thermal vias in the 17x17 mm land area to spread heat. Estimate: at ambient +70 C and ~1 W dissipation, junction temperature rises to about +90 C with adequate ground plane copper.
Use a 1.0 mm pitch escape with dog-bone fan-out to break out all 256 balls. Match trace impedance for the Ethernet MII/RMII signals (typically 50 ohm single-ended) and keep clock traces short. Decoupling caps should sit within 50 mil of their respective balls. Leave a free BGA fan-out grid in the PCB library for engineering revisions.
Do not directly substitute the MCF5282CVF66J with MCF5280CVF66J without checking Flash budget - the latter has only 256 KB. Enable the watchdog early in firmware because Ethernet and CAN stacks can hang during fault injection. Configure the IRQ priority scheme so DMA completion events preempt protocol timers.
Compliance Information
RoHS compliance per NXP product page; halogen-free status and conflict-mineral statements should be requested from the supplier at order entry. AEC-Q100 not applicable - this is a general-purpose industrial MCU.
