MCF5206EFT40 - ColdFire V2 32-Bit 40MHz MPU, 160-QFP | NXP
N.º de pieza: MCF5206EFT40 ✓ ActivoMCF5206EFT40 Descripción general
A microprocessor (MPU) like the MCF5206EFT40 belongs to the hierarchy: MPU -> integrated processor -> embedded microcontroller family -> semiconductor. ColdFire is a variable-length instruction set derived from the 68k architecture, optimized for code density and low power consumption. The ColdFire V2 core implements a 32-bit programming model with a 16-bit instruction encoding for most operations, achieving MIPS/Watt ratios that historically outperformed ARM7-class cores at the same process node. The 40 MHz core clock delivers 38 MIPS typical performance.
Key features include a 3.3 V I/O supply with a 2.0 V core supply (typical ColdFire dual-rail design), 8 GPIO lines, 4 chip-select outputs with programmable wait-state generation, an SDRAM controller, two UARTs, two 16-bit timers, and a system bus that supports external 8/16/32-bit peripherals. The ROMless design allows designers to choose boot memory size and technology (Flash, EPROM) appropriate for the application. The 160-QFP package is industrial-grade and supports -40C to +85C operation.
The ColdFire architecture combines deterministic interrupt latency with a flat 32-bit address space, making the MCF5206EFT40 well suited for industrial control, point-of-sale terminals, networking equipment, and embedded control boards where deterministic real-time response and software simplicity matter more than raw clock speed. The on-chip DRAM controller reduces external glue logic, while the chip-select module simplifies peripheral interfacing.
Typical applications include industrial PLCs, networked printers, HVAC controllers, factory automation modules, and embedded HMI panels. The wide I/O voltage range and QFP package also ease inspection and rework for low-volume industrial products. For new designs, consider the MCF51AG128 or i.MX RT crossover MCUs as modern alternatives; the MCF5206EFT40 remains in production primarily for long-life-cycle industrial and legacy system refresh programs.
Alternativas directas para MCF5206EFT40 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con MCF5206EFT40 (mismo factor de forma y huella) — difiere en Core Architecture, Package, Maximum Clock Frequency, Data Bus Width, Operating Temperature.
MCF5206EAB40
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Ver hoja de datos →MCF5206ECAB40
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Ver hoja de datos →MCF5206EFT40 Valores máximos y características eléctricas
| Manufacturer | NXP Semiconductors |
| Series | MCF520x |
| Core | ColdFire V2 |
| Core Architecture | ColdFire (68k-derived, variable-length instruction set) |
| Ancho del bus de datos | 32-bit |
| Frecuencia de reloj máxima | 40 MHz |
| Operating Supply Voltage (I/O) | 3.3 V |
| Core Operating Voltage | 2.0 V (typical) |
| On-Chip RAM | 8 KB unified SRAM |
| Program Memory Type | ROMless (external memory required) |
| Number of I/O | 8 |
| Número de pines | 160 |
| Encapsulado / Carcasa | 160-QFP (28x28 mm) |
| Tipo de montaje | Surface Mount |
| Oscillator Type | External |
| Process Technology | 0.35 um |
| Temperatura de funcionamiento | -40C to +85C (industrial) |
| Packaging | Tray |
| Peripherals | 2x UART, 2x 16-bit timers, 4x chip-select, DRAM controller, SIM |
Guía de configuración de pines de MCF5206EFT40 160-qfp (28x28 mm)
Configuración de pines para MCF5206EFT40 (encapsulado 160-qfp (28x28 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para MCF5206EFT40.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
MCF5206EFT40 es adecuado para 6 aplicacións: Industrial PLC Controllers, Point-of-Sale Terminals, Networked Printers and Imaging Equipment, HVAC and Building Automation Controllers, Embedded HMI Panels, Legacy Industrial Control Boards.
Industrial PLC Controllers
The MCF5206EFT40 fits industrial PLC designs because its ColdFire V2 core provides deterministic interrupt response for real-time control loops. The 40 MHz core and 32-bit address space handle ladder-logic translation, sensor acquisition, and actuator control within millisecond scan cycles. The integrated DRAM controller and chip-select module simplify external memory interfacing - typically 512 KB to 1 MB external Flash for program plus an external SRAM bank for data buffering. The wide 3.3 V I/O compatibility directly drives opto-isolated inputs and outputs common in factory PLCs. The 160-QFP package suits through-hole-friendly panel-mount designs, though modern PLCs have migrated to smaller QFP or BGA packages. Estimated: at 40 MHz with active core, the device consumes roughly 300-400 mW under typical PLC workloads.
Recomendado
Point-of-Sale Terminals
The MCF5206EFT40 supports point-of-sale (POS) terminals where deterministic transaction processing and reliable long-lifecycle supply matter. The ColdFire V2 core executes transaction-handling firmware, magnetic-stripe reader protocols, and basic display rendering without an operating system overhead. The integrated UARTs connect to thermal printers and barcode scanners; the chip-select outputs drive external Flash and SRAM for transaction logs. The 8 KB on-chip SRAM handles stack and scratch buffers during transaction bursts. The 160-QFP package is industrial-grade, supporting the -40C to +85C temperature range required for retail environments with variable airflow. The ROMless architecture allows field firmware updates via external Flash, essential for payment-standards evolution.
Recomendado
Networked Printers and Imaging Equipment
The MCF5206EFT40 powers networked laser printers, multifunction devices, and label printers where the 32-bit address space and ColdFire core handle Ethernet stacks, image rendering buffers, and motor control sequencing. The 40 MHz performance is sufficient for low-to-mid page-per-minute printers running embedded TCP/IP and page-description-language interpreters. The DRAM controller supports external SDRAM for image frame buffers, while chip-select outputs address the print-engine controller and scanner interface ASICs. The 8 KB SRAM acts as a fast-path buffer between the network interface and the print pipeline. ColdFire's variable-length instruction set gives good code density, allowing networking protocols to fit in modest external Flash sizes.
Recomendado
HVAC and Building Automation Controllers
The MCF5206EFT40 is suitable for HVAC controllers and building-automation nodes that require reliable 32-bit processing in a wide temperature range. The industrial -40C to +85C rating handles rooftop equipment enclosures, while the ColdFire V2 core runs control loops for variable-air-volume systems, chiller sequencing, and zone damper control. The integrated timers generate PWM outputs for motor-speed control of fans and pumps, and the UARTs interface to BACnet or Modbus transceivers for building-network integration. The 3.3 V I/O supply interfaces directly to modern sensor ICs and ADC front ends without level shifting. ROMless design enables secure boot firmware and over-the-air updates via external Flash.
Recomendado
Embedded HMI Panels
The MCF5206EFT40 drives embedded HMI panels with small TFT or character LCD displays, pushbuttons, and rotary encoders. The 32-bit core processes touch-input scanning, widget rendering, and communication with the host controller via UART or CAN. The 8 KB SRAM holds the current screen buffer, while external Flash stores multilingual UI assets and configuration data. The chip-select outputs address the LCD controller, external SRAM, and Flash in parallel, simplifying PCB routing. ColdFire's flat memory model simplifies graphics library porting compared to bank-switched 8-bit architectures. The 160-QFP package, while larger than modern BGA alternatives, supports hand-rework for prototype and low-volume HMI designs.
Recomendado
Legacy Industrial Control Boards
The MCF5206EFT40 is widely deployed in long-life industrial control boards, test equipment, and measurement instruments where decades of field-proven reliability outweigh the need for newer architectures. ColdFire's deterministic interrupt handling supports precise timing for data acquisition and motor-control applications. The integrated peripherals - two UARTs, two timers, four chip-select outputs, and DRAM controller - cover most legacy board requirements without external logic. The 0.35 um process technology provides proven EMI/ESD robustness. For legacy refresh programs, Rochester Electronics and NXP's long-term supply channels support customers requiring 10-15 year component availability for industrial control, defense, and aerospace systems.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para MCF5206EFT40 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | MCF5206EAB40 | MCF5206ECAB40 |
|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 160-QFP (28x28 mm) | 160-QFP - same | 160-QFP - same |
| Core | ColdFire V2 | ColdFire V2 - same | ColdFire V2 - same |
| Maximum Clock Frequency | 40 MHz | 40 MHz | 40 MHz |
| On-Chip SRAM | 8 KB | 8 KB | 8 KB |
| Program Memory Type | ROMless | ROMless | ROMless |
| I/O Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C |
| Process Technology | 0.35 um | 0.35 um | 0.35 um |
| Mask Revision | Standard | Standard | C revision (latest mask) |
Diferenciadores clave
- Original mask revision with broad distributor availability (frente a MCF5206ECAB40)
- Identical electrical specifications to MCF5206EAB40 in same package (frente a MCF5206EAB40)
- Integrated DRAM controller and chip-select module reduce BOM (frente a Discrete MPU + external glue logic)
Notas de diseño
The MCF5206EFT40 uses a dual-rail supply: 3.3 V for I/O and 2.0 V for the core (typically generated by an internal voltage regulator from the 3.3 V rail). Place a 10 uF bulk capacitor plus 0.1 uF ceramic decoupling near each VDD/VSS pin pair. For external 3.3 V input, use a low-noise LDO such as LP5900TLX-3.3 or equivalent to avoid supply noise coupling into the ColdFire core. Estimated: at 40 MHz with active peripherals, total consumption is roughly 300-400 mW; design the 3.3 V rail for at least 500 mA peak headroom.
The 160-QFP package has 0.65 mm pitch leads on all four sides - use 0.3-0.4 mm trace width between pads with a 4-5 mil solder mask dam. Route external memory bus signals (address, data, chip-selects) with matched lengths to within 1-2 cm to avoid bus timing skew at 40 MHz. Provide a solid ground plane under the IC and stitch vias around the package perimeter to reduce EMI. For external SDRAM, place the memory chips within 5 cm of the MPU to keep signal integrity within ColdFire bus timing margins.
Do not assume the MCF5206EFT40 boots from internal memory - it is ROMless and requires external program memory (typically Flash or EPROM) connected to chip-select CS0 at reset. Verify that the boot configuration pins match the external memory width (8/16/32-bit) before first power-up. ColdFire V2 expects a valid reset vector at address 0x00000000 in the external boot device. When migrating between MCF5206 variants (FT40 vs AB40 vs ECAB40), verify that the SDRAM controller initialization sequence in firmware matches the specific mask revision per the NXP errata documents.
Información de cumplimiento
RoHS, REACH, and lead-free compliance status for MCF5206EFT40 is not explicitly stated in the verified web data; consult the manufacturer datasheet and product marking for specific date-code compliance. Not AEC-Q100 qualified - this is an industrial MPU, not an automotive-grade device. Conflict-mineral reporting follows NXP's standard CMRT disclosure process.
