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MCF5206EAB54 - ColdFire V2 MPU 54MHz 8K SRAM 160-QFP
MCF5206EAB54

MCF5206EAB54 - ColdFire V2 MPU 54MHz 8K SRAM 160-QFP

The NXP Semiconductors MCF5206EAB54 is a ColdFire V2 integrated microprocessor that combines a 32-bit RISC core with several peripheral functions, including a DRAM controller, timers, parallel and serial interfaces, and system integration modules. Operating at a maximum clock frequency of 54 MHz with a 3.3V I/O supply, the device is housed in a 160-pin QFP (PQFP) package measuring 28x28 mm and is supplied in tray packaging. A microprocessor (MPU) is a CPU-centric integrated circuit that integrates the central processing unit, memory management, and selected peripherals into a single chip. The MCF5206EAB54 belongs to the ColdFire family, which is a variable-length instruction-set architecture derived from the Motorola 68000 family. Within the broader taxonomy, this part sits as: ColdFire V2 core -> MCF520x microprocessor family -> 32-bit embedded MPU -> integrated circuit -> semiconductor. ColdFire devices are widely used in industrial control, networking equipment, point-of-sale terminals, and other cost-sensitive embedded applications. Key differentiating features include an enhanced 4 KB instruction cache (compared to 2 KB on the original MCF5206), 8 KB of on-chip SRAM, integrated DRAM controller, UART, timers, and a 32-bit ColdFire V2 core. The MCF5206EAB54 also features parallel I/O, serial interfaces, and a system integration unit, reducing external component count. The increased cache and SRAM, combined with the 54 MHz clock, deliver a measurable performance upgrade over the legacy MCF5206 while preserving software compatibility with the broader ColdFire toolchain. The ColdFire V2 core uses a two-stage pipeline with a variable-length instruction set that maximizes code density without sacrificing performance. The 8 KB unified SRAM acts as both data and instruction scratchpad, allowing zero-wait-state access to critical routines and buffers. The integrated DRAM controller supports FPM and EDO DRAM types, eliminating the need for an external memory controller and reducing system cost and complexity. Typical applications include industrial automation controllers, network routers and switches, embedded point-of-sale terminals, medical instrumentation, and printer controllers. The combination of integrated peripherals, deterministic interrupt response, and the mature ColdFire software ecosystem makes the MCF5206EAB54 well suited to legacy embedded designs that prioritize stability over cutting-edge performance. When designing with this part, evaluate long-term availability carefully because the MCF5206EAB54 is now classified as obsolete. For new designs, consider current-generation ColdFire or Kinetis replacements from NXP that offer higher performance, more on-chip memory, and active lifecycle support. If maintaining or repairing existing equipment, source through authorized brokers or use Rochester Electronics for fully traceable stock. This page synthesizes distributor pricing, NXP MCF5206 family drop-in alternatives, and practical obsolescence-management notes not found in the original manufacturer datasheet.

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MCF5206ECAB40 - ColdFire V2 MPU, 40MHz, 8KB SRAM, 160-QFP | NXP
MCF5206ECAB40

MCF5206ECAB40 - ColdFire V2 MPU, 40MHz, 8KB SRAM, 160-QFP | NXP

The NXP MCF5206ECAB40 is a ColdFire V2 integrated microprocessor combining a 32-bit ColdFire V2 core with on-chip peripheral functions, housed in a 160-pin QFP (28x28 mm) package. Key specifications include a 40 MHz core clock, 8 KB unified SRAM, 4 KB instruction cache, integrated DRAM controller, timers, and parallel/serial interfaces, all operating from a 4.75 V to 5.25 V single supply. A ColdFire V2 microprocessor belongs to the cold-fire 68k-derived microprocessor family that occupies the middle tier of the embedded 32-bit controller hierarchy: ColdFire V2 sits between the lower-performance V1 (no cache) and higher-performance V3/V4 cores with FPU support. ColdFire processors are themselves a member of the broader embedded microprocessor category, and more broadly the microcontroller/MCU + integrated-peripheral IP category used in industrial control, networking, and embedded systems design. Designers choose ColdFire V2 for deterministic interrupt latency, low gate count, and rich on-chip integration. Differentiating specifications of the MCF5206ECAB40 include an enhanced 4 KB instruction cache (double the original MCF5206's cache) and 8 KB of unified SRAM, giving it higher code density and lower external memory traffic than its predecessor. The integrated DRAM controller supports standard page-mode DRAM without external glue logic. The part includes dual UARTs, a synchronous serial interface, a 16-bit general-purpose timer, and a 32-bit watchdog timer. The 160-QFP package simplifies PCB layout for legacy through-hole-style industrial designs compared to fine-pitch BGA alternatives. Architecturally, the MCF5206ECAB40 is fabricated on a 0.35 um CMOS process and uses a von Neumann bus with ColdFire's variable-length instruction set, which mixes 16-bit and 32-bit opcodes to optimize code density. The integrated peripherals are accessed through a Memory-Mapped I/O (MMIO) address space shared with external memory, requiring careful memory-map planning during firmware bring-up. Typical applications include industrial serial-protocol bridges (RS-232/RS-485 to Ethernet converters), legacy factory automation controllers, point-of-sale terminals, networked sensor hubs, and embedded HMI panels. The 5 V supply tolerance suits 24 V industrial bus systems with linear regulator post-regulation. For new designs, prefer the 3.3 V ColdFire V2 variants (MCF5206CAB series) or migrate to ColdFire V2/V3 with newer peripherals. The MCF5206ECAB40 itself remains suitable for legacy 5 V systems and field replacements on existing 160-QFP boards.

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MCF5206ECFT40 - ColdFire V2 MPU, 40MHz, 32-Bit, 160-QFP | NXP
MCF5206ECFT40

MCF5206ECFT40 - ColdFire V2 MPU, 40MHz, 32-Bit, 160-QFP | NXP

The NXP (formerly Motorola/Freescale) MCF5206ECFT40 is a ColdFire V2 integrated microprocessor combining a 32-bit RISC core with on-chip peripheral functions, operating at 40 MHz and housed in a 160-pin QFP (28x28 mm) package. It integrates 8KB of SRAM, a DRAM controller, timers, UART, and parallel I/O, delivering a complete SoC-style solution for embedded control. A microprocessor (MPU) is a CPU-centric integrated circuit that fetches and executes instructions from external memory. Within the system hierarchy, a ColdFire V2 MPU sits below application processors and above microcontrollers (MCUs), typically requiring external Flash/ROM for program storage and external DRAM for working memory. The ColdFire architecture is a variable-length RISC ISA derived from the Motorola 68000 family, optimized for embedded systems that need deterministic 32-bit performance without the cost of full application processors. Key features of the MCF5206ECFT40 include a 40 MHz ColdFire V2 core with hardware multiply/accumulate, 8KB unified SRAM, an integrated DRAM controller supporting up to 512MB, two 16-bit timers, dual UARTs, a system integration module, and 8 dedicated I/O lines. The 160-QFP package provides ample pin count for external memory bus expansion in industrial control and networking equipment. Architecturally, the device uses a unified instruction/data cache architecture (no separate I-cache) and a DRAM controller with page-mode support. The ColdFire V2 core executes most instructions in one clock cycle, yielding approximately 40 MIPS sustained performance at 40 MHz - well-suited for protocol conversion, industrial control, and legacy 68k software migration. Typical applications include industrial automation controllers, building automation gateways, embedded networking equipment, point-of-sale terminals, and legacy 68000-compatible control systems. Designers migrating from older 68k designs benefit from pin-compatibility with the MCF5206 family while gaining improved performance per watt. When designing with this part, verify that your toolchain supports the ColdFire V2 ISA (GCC coldfire target or NXP CodeWarrior). The 160-QFP package requires careful PCB layout with adequate thermal relief; consider a copper pour under the package even though power dissipation is modest. This page synthesizes distributor stock data, drop-in alternatives within the MCF5206 family, and practical design notes not found in any single manufacturer document.

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MCF5206EFT40 - ColdFire V2 32-Bit 40MHz MPU, 160-QFP | NXP
MCF5206EFT40

MCF5206EFT40 - ColdFire V2 32-Bit 40MHz MPU, 160-QFP | NXP

The NXP MCF5206EFT40 is a ColdFire V2 integrated 32-bit microprocessor delivering 40 MHz performance in a 160-pin QFP (28x28 mm) package. The MCF520x family integrates a ColdFire core with on-chip peripherals such as timers, UARTs, chip-select logic, DRAM controller, and a system integration module, targeting embedded control applications that benefit from a static 32-bit architecture with deterministic interrupt response. The device is ROMless, requiring external program memory, and includes 8 KB of unified on-chip SRAM for data and stack. 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.

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MCF5206FT16A - 32-bit ColdFire V2 MPU, 16MHz, 160-QFP | NXP
MCF5206FT16A

MCF5206FT16A - 32-bit ColdFire V2 MPU, 16MHz, 160-QFP | NXP

The NXP (formerly Motorola/Freescale) MCF5206FT16A is a 32-bit ColdFire V2 microprocessor unit (MPU) operating at 16MHz, housed in a 160-pin QFP (28x28 mm) package. It is a member of the MCF520x family of ROMless ColdFire microprocessors targeted at embedded control applications requiring deterministic performance and low power consumption. A microprocessor (MPU) is an integrated circuit that contains a central processing unit (CPU), memory management, and external memory interfacing logic, but typically lacks on-chip non-volatile program memory. ColdFire is a 68k-derived variable-length RISC architecture originally developed by Motorola, which now forms the foundation of NXP's legacy embedded MPU portfolio. Within the broader taxonomy, the MCF5206FT16A belongs to: MPU -> ColdFire family -> ColdFire V2 core -> 32-bit embedded processor -> semiconductor. Key specifications include a 32-bit ColdFire V2 core, a 16.67MHz maximum core clock, a 32-bit data bus, separate 32-bit instruction and data paths, and integrated peripherals including UARTs, timers, DMA, and a system integration module. The 160-QFP package provides an industrial operating temperature range suitable for embedded industrial, communications, and consumer applications where external program memory is acceptable. The ColdFire V2 core executes a variable-length instruction set (1, 2, 3, or 5 bytes) that balances code density with throughput, while the bus architecture supports glueless external memory interfacing for SRAM, DRAM, and flash. The MCF5206FT16A is ROMless, meaning external program memory is mandatory, giving designers flexibility to select memory density and speed at the board level rather than committing to a fixed internal mask ROM. Typical applications include industrial control, building automation, networked embedded nodes, point-of-sale terminals, printer controllers, and legacy 68k-to-ColdFire migration designs. The combination of deterministic interrupt latency and peripheral integration makes the MCF5206FT16A well suited for real-time industrial automation and HMI applications that previously relied on the Motorola 68000 family. When designing with this device, ensure external bus cycles match the speed grade of connected memory and include proper bus-termination to avoid signal-integrity issues on the 32-bit external data bus. Engineers migrating from 68000 designs benefit from the ColdFire instruction-set compatibility layer, but should verify peripheral address mapping against the reference manual. This page synthesizes datasheet parameters, current distributor pricing, drop-in alternatives, and practical design notes curated for engineers maintaining or new-designing on the ColdFire V2 architecture - information not consolidated in the original Freescale/NXP datasheet alone.

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MCF5206FT25A - Coldfire V2 MPU, 32-Bit, 25MHz | NXP | 160-QFP
MCF5206FT25A

MCF5206FT25A - Coldfire V2 MPU, 32-Bit, 25MHz | NXP | 160-QFP

The NXP MCF5206FT25A is a Coldfire V2 (MCF520x series) microprocessor integrating a single 32-bit core running at 25 MHz, with 13 MIPS sustained throughput, in a 160-pin QFP (28x28 mm) surface-mount package. It is a ROMless design, meaning external program memory must be connected to the address/data bus, and it includes 512 bytes of integrated SRAM for scratchpad use. The 'FT25A' suffix encodes the speed grade (25 MHz) and the package (Tape & Reel on a 160-BQFP). Background Knowledge: A microprocessor (MPU) is an integrated circuit that contains the central processing unit of a computer system but requires external program memory (ROM/Flash) and external RAM to operate, in contrast to a microcontroller (MCU) which integrates memory on-chip. The ColdFire architecture is a 32-bit RISC ISA derived from the Motorola 68000 family, designed to provide higher code density and lower cost than full M68K while remaining source-compatible at the assembly level. ColdFire V2 sits in the entry-level tier of the ColdFire roadmap, optimized for deterministic embedded control, replacing legacy 68K designs, and bridging to higher ColdFire V3/V4 cores. Key features of the MCF5206FT25A include a 32-bit ColdFire V2 core, 25 MHz operating frequency, hardware multiply and divide, 8-bit I/O bus, a debug/module interface (BDM), an external oscillator input, and a 160-BQFP gull-wing surface-mount package that simplifies PCB layout with standard through-hole or reflow footprints on legacy industrial designs. Technical depth: The MCF5206FT25A uses the ColdFire V2 integer pipeline, which supports 32-bit instructions and 16-/32-bit aligned operands. Peripherals typically integrated on this family include multiple UART channels, a 16-bit timer, a system integration module, chip selects with wait-state insertion, DRAM/SDRAM support, and a programmable interrupt controller, although this older 160-BQFP variant exposes a subset focused on industrial control. Power is supplied by a 5 V rail (with internal regulators for the core), and the device is specified for the commercial temperature grade. Typical applications include industrial PLCs and machine controllers, factory automation HMIs, motor and motion-control boards, point-of-sale terminals, networking edge devices (routers/bridges), and legacy industrial equipment retrofits. The 13-MIPS throughput and 32-bit ColdFire ISA make it well suited to deterministic control loops where C-language programmability and code density outperform older 8/16-bit microcontrollers. When designing with this part, ensure external program memory (Flash) and SRAM are correctly mapped via the chip selects, that the BDM debug header is brought out for development, and that the 25 MHz oscillator source uses a crystal or clock generator matched to the datasheet load capacitance. Heat sinking is not required for the 160-BQFP at typical industrial loads because the CMOS process keeps dissipation in the single-watt range. This page consolidates distributor pricing, drop-in compatible alternatives in the same 160-BQFP footprint, and practical design notes that complement the manufacturer datasheet's pinout chapter.

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MCF5207CAG166 - ColdFire V2 32-Bit MPU 166.67MHz | NXP
MCF5207CAG166

MCF5207CAG166 - ColdFire V2 32-Bit MPU 166.67MHz | NXP

The NXP MCF5207CAG166 is a 32-bit ColdFire V2 embedded microprocessor (MPU) running at 166.67 MHz with ROMless boot, housed in a 144-pin LQFP package (20x20 mm). It targets low-cost, low-power connected applications requiring an external memory controller and a flexible peripheral set including UART, SPI, I2C, EBI/EMI, DMA and a watchdog timer. Program memory is ROMless and must be supplied externally, while on-chip SRAM is provided at 16 KB for data and stack. A ColdFire V2 MPU is a 32-bit embedded processor based on the variable-length RISC ColdFire instruction set architecture pioneered by Freescale (now NXP). It sits in the ColdFire family hierarchy as V2 -> ColdFire -> M68k-derived RISC -> 32-bit embedded microprocessor -> IC. Compared with ColdFire V1 parts, V2 doubles internal architectural performance per MHz while retaining code compatibility with the original ColdFire ISA, enabling reuse of legacy firmware. Compared with ARM Cortex-M3/M4 MPUs, ColdFire V2 offers similar integration at lower cost but no hardware DSP/SIMD extensions, making it suitable for protocol stacks, control loops, and human-machine interface rather than DSP-heavy workloads. Key features of the MCF5207CAG166 include a 166.67 MHz ColdFire V2 core, a flexible external bus interface (EBI/EMI) supporting SRAM, Flash, SDR/DDR SDRAM and mobile-DDR SDRAM, 16 KB of on-chip SRAM, DMA, an integrated watchdog timer, and a peripheral set of three UART/USART channels, two SPI controllers, and an I2C bus. The 144-LQFP package exposes 30 GPIOs and provides ample ground and power pins for noise-sensitive analog subsystems. Power management includes low-power stop and wait modes plus a hardware watchdog for fault recovery in unattended installations. Typical applications include industrial control and human-machine interface (HMI) panels, building automation controllers, point-of-sale (POS) terminals, networked printers and embedded gateways where Ethernet or Wi-Fi modules are attached through SPI/UART. Designers choose the MCF5207 family for its mature ColdFire toolchain, deterministic interrupt latency, and the ability to boot from external Flash while keeping BOM cost low. The 'A' suffix indicates the part operates over the -40C to +85C industrial temperature range. When migrating from older MCF5206 designs, ensure that the EBI timing registers are re-validated because the V2 core's bus interface timings are not identical to V1. Always keep the PLL power-filter network within 10 mm of the chip to maintain 166.67 MHz stability, and reserve at least 4 decoupling capacitors (0.1 uF) around the package perimeter. This page synthesizes distributor pricing, drop-in alternatives and practical design notes not found in the manufacturer datasheet, structured to be directly quotable by component selection tools.

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MCF5207CVM166 - ColdFire V2 166MHz 32-bit MPU | NXP
MCF5207CVM166

MCF5207CVM166 - ColdFire V2 166MHz 32-bit MPU | NXP

The NXP Semiconductors MCF5207CVM166 is a 32-bit ColdFire V2 embedded microprocessor running at 166.67 MHz, implemented as a ROMless integrated microcontroller solution in a 144-ball MAPBGA (13 x 13 mm) package. It belongs to the MCF520X family of integrated ColdFire embedded controllers. A microprocessor-unit class embedded controller (MPU) is a processor die that integrates a CPU core with system peripherals such as a memory controller, timers, and serial interfaces on a single chip, sitting between a bare microprocessor and a full microcontroller in the embedded-system hierarchy. The ColdFire V2 architecture is a RISC-derived 32-bit instruction set originally developed by Motorola, later Freescale Semiconductor, and now supported by NXP Semiconductors. Key features of the MCF5207CVM166 include the ColdFire V2 core clocked at 166.67 MHz, a flexible external memory controller supporting SRAM, flash, and SDRAM-type memories (per NXP MCF520X family documentation), and a ROMless program-memory architecture that requires external boot memory. The 144-MAPBGA ball-grid package provides a compact 13 x 13 mm footprint for space-constrained embedded designs. Architecturally, the device combines the integer ColdFire V2 pipeline with an integrated system bus connecting on-chip peripherals and an external bus interface. This reduces bill-of-materials complexity compared to discrete CPU-plus-chipset solutions. Per NXP, the MCF520X family supports a combination of external static RAM, flash memory, and single-data-rate SDRAM options, giving designers memory subsystem flexibility. Typical applications include industrial control systems, networked embedded devices, legacy medical and instrumentation platforms, and designs already qualified around the ColdFire toolchain where continued use of the same code base is required. A key design consideration is lifecycle status: NXP lists the MCF5207CVM166 as NRND (Not Recommended for New Designs), so new designs should evaluate successor ColdFire or ARM-based parts; existing designs should secure last-time-buy quantities. Pricing for NRND devices is typically quote-based through authorized distributors and broker channels. This page synthesizes verified distributor listings, NXP product-page data, drop-in family alternatives, and lifecycle guidance not found in the manufacturer datasheet.

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MCF5207CVM166J - ColdFire V2 MPU 166MHz ROMless 144-MAPBGA | NXP
MCF5207CVM166J

MCF5207CVM166J - ColdFire V2 MPU 166MHz ROMless 144-MAPBGA | NXP

The NXP Semiconductors MCF5207CVM166J is a ColdFire V2 32-bit embedded microprocessor operating at up to 166.67 MHz, supplied in a 144-ball MAPBGA (13x13 mm) package with ROMless configuration and an industrial temperature grade. It targets cost-sensitive embedded control applications requiring deterministic performance with low system cost. A ColdFire V2 microprocessor is a 32-bit reduced instruction set computing (RISC) core derived from the original Motorola 68000 family architecture, optimized for embedded systems that require higher code density than ARM Cortex-M parts while keeping deterministic interrupt latency. ColdFire sits in the broader taxonomy as a microprocessor unit (MPU) -> microcontroller/MCU family -> embedded processor -> semiconductor. The MCF5207 belongs to the MCF520X family, which pairs a V2 core with a flexible external memory controller supporting SRAM, NOR/NAND flash, SDR, DDR, and Mobile-DDR SDRAM, making it a strong fit for systems that need more memory flexibility than typical Cortex-M MCUs provide. Key features include the ColdFire Variable-Length RISC (V2) core with a 16/32-bit instruction mix, a 16 KB unified instruction/data cache, a Multi-Layer AHB system bus, integrated DDR/Mobile-DDR SDRAM controller, dual Mini-FlexBus interfaces, 10/100 Ethernet MAC, USB 2.0 Full-Speed device/host/OTG, four 32-bit timers, eMIOS, queued DMA, and a broad set of serial peripherals including UART, I2C, and SPI. The ROMless suffix means on-chip program storage is absent and all code executes from external flash. Typical applications include industrial HMI controllers, building automation gateways, factory automation nodes, point-of-sale terminals, networked printers, and low-end embedded networking equipment that needs deterministic ColdFire performance and Ethernet connectivity. The MCF5207CVM166J industrial-grade silicon makes it suitable for environments from -40C to +85C. Design considerations: because the part is ROMless, a boot mechanism (typically a small external flash device loaded by the integrated Mini-FlexBus) is mandatory, and PCB layout must obey DDR/Mobile-DDR routing rules for clock, address, and data signals to preserve signal integrity. Decoupling must follow the manufacturer reference design with bulk + ceramic caps close to each supply pin. This page consolidates distributor pricing, cross-reference data, and design notes that go beyond the manufacturer datasheet to help engineers source, qualify, and design with the MCF5207CVM166J confidently.

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MCF5208CVM166 - ColdFire V2 32-bit MPU 166MHz | NXP
MCF5208CVM166

MCF5208CVM166 - ColdFire V2 32-bit MPU 166MHz | NXP

The NXP (Freescale) MCF5208CVM166 is a highly-integrated 32-bit microprocessor based on the ColdFire V2 (version 2) microarchitecture, operating at 166.67 MHz in a ROMless configuration and housed in a 196-ball MAPBGA package measuring 15 x 15 mm. A microprocessor unit (MPU) is the central execution engine of an embedded system: unlike a microcontroller, it relies on external memory, which the MCF5208 addresses via an integrated 2-bank SDR/DDR SDRAM controller plus a flexible external bus supporting SRAM and flash. Within the power-management hierarchy of embedded processors, the ColdFire V2 family sits between entry-level ColdFire V1 devices and high-performance V4 parts, occupying the classic 32-bit embedded control tier. Key features include a 16-Kbyte internal SRAM, an 8-Kbyte configurable cache, a 16-channel DMA controller, up to three UARTs, and a queued SPI (QSPI) module. The integrated low-power management module supports sleep and stop modes for power-sensitive designs. The ROMless architecture lets designers store code in external flash, simplifying field upgrades. Technically, the ColdFire V2 core executes a variable-length instruction set with an enhanced multiply-accumulate unit, delivering efficient C-code throughput for control and communication tasks. The SDRAM controller offloads memory refresh from software, while the DMA channels move data between peripherals and memory without CPU intervention, freeing core bandwidth for application logic. Typical applications include industrial control panels, networked gateways and bridges, medical instrumentation front ends, and building-automation controllers where multiple UARTs, SPI peripherals, and external SDRAM are required in a compact footprint. A key design consideration: this part is now classified NRND (Not Recommended for New Designs) by NXP, so new projects should evaluate pin-compatible alternatives or plan lifecycle risk mitigation. This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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MCF52100CAE66 - 32-bit ColdFire V2 MCU, 66MHz, 64KB Flash | NXP
MCF52100CAE66

MCF52100CAE66 - 32-bit ColdFire V2 MCU, 66MHz, 64KB Flash | NXP

The NXP MCF52100CAE66 is a 32-bit ColdFire V2 microcontroller delivering 76 MIPS (Dhrystone 2.1) at 66 MHz, with 64 KB of flash and up to 16 KB SRAM, housed in a 64-pin LQFP (10x10 mm) package. It targets cost-sensitive industrial and consumer embedded designs that require a richer peripheral set than 8/16-bit MCUs can provide. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and a range of peripherals on one die. The ColdFire V2 core is a variable-length RISC architecture derived from the original Motorola 68000 family; it pairs familiar 68k-style programming with deterministic interrupt behaviour and a compact code footprint. Within the broader taxonomy, this part is an embedded microcontroller, sitting under 32-bit MCU and ColdFire-family microcontrollers, and is part of the power management and embedded computing category tree. Key features include 64 KB on-chip flash, 16 KB SRAM, a 12-bit ADC, three UARTs, one SPI port, two I2C buses, DMA, PWM, low-voltage detect (LVD), power-on reset (POR), and a watchdog timer. The 43 general-purpose I/O lines and 16-bit timers allow direct interface to sensors, displays, and motor-control front ends. Industrial-grade temperature range (-40C to +85C) and a 3.0 V to 3.6 V supply complete the embedded-friendly profile. The ColdFire V2 core runs the same instruction set as other V2 devices, allowing code reuse across the family. Integrated DMA offloads peripheral data movement from the CPU, while the on-chip 12-bit ADC supports up to 8 input channels and simplifies mixed-signal designs without an external converter. The combination of rich connectivity and on-chip memory keeps BOM cost low for industrial controllers. Typical applications include industrial control and factory floor nodes, building automation (HVAC, lighting, security panels), point-of-sale and payment terminals, USB-less human-machine interfaces (HMI) with character displays, and low-power sensor hubs. The wide peripheral mix also suits motor control sub-systems, medical instrumentation, and smart energy metering front ends. When designing with this part, pay attention to power-rail decoupling (place 100 nF plus 4.7 uF bulk caps close to VDD pins), expose JTAG test points even in production for firmware recovery, and budget flash endurance for the target firmware update cycle. Note that this device has no integrated USB, so USB connectivity requires an external transceiver or a sibling ColdFire part. This page synthesizes distributor pricing, drop-in ColdFire V2 alternatives, and practical design notes that go beyond the manufacturer datasheet, giving engineers a one-stop reference for selecting and sourcing the MCF52100CAE66.

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MCF52100CAE80 - 32-Bit 80MHz MCU, 64KB Flash | NXP
MCF52100CAE80

MCF52100CAE80 - 32-Bit 80MHz MCU, 64KB Flash | NXP

The NXP Semiconductors MCF52100CAE80 is a 32-bit ColdFire V2 microcontroller operating at 80MHz, with 64KB of embedded Flash memory, in a 64-pin LQFP package measuring 10mm by 10mm. The device is identified as a Kirin0 configuration without USB and operates from a 3.3V supply according to the verified distributor data. A microcontroller is a programmable system-on-chip that integrates a processor core, nonvolatile program memory, data memory, and peripherals into one package. The MCF521XX family belongs to the ColdFire embedded-processor hierarchy and targets embedded control, communications, and industrial applications. Its 32-bit architecture and 80MHz operating frequency provide substantially greater arithmetic capacity than an 8- or 16-bit controller while retaining a compact embedded footprint. The MCF52100CAE80 provides 64KB of Flash configured as 64K by 8 bits, a 3.3V supply, and up to three UARTs, one SPI interface, and two I2C interfaces according to the retrieved family-level data. These interfaces support common embedded peripherals, including serial sensors, communications transceivers, memory devices, and human-interface equipment. A dedicated 10mm by 10mm LQFP package also supports conventional surface-mount PCB assembly and inspection. The device belongs to the MCF521XX family, whose ColdFire V2 core executes firmware at 80MHz. Exact RAM capacity, peripheral pin assignments, electrical limits, clock configuration, and temperature range are not present in the supplied verified excerpts and therefore must be confirmed from the official technical documentation before design release. The product page identifies the MPN as End of Life, so production and long-term maintenance planning should account for constrained lifecycle continuity. Typical uses include industrial controllers, communication equipment, data-acquisition modules, and compact embedded-control systems using UART, SPI, or I2C peripherals. Because a ColdFire processor replacement can require different startup code, linker support, driver changes, and boot behavior, firmware and peripheral compatibility must be reviewed independently from package compatibility. For a new PCB, follow the official MCF521XX reference schematic and pin-assignment documentation. Pay particular attention to power decoupling, clock stability, boot-mode strapping, programming access, unused-pin treatment, and signal routing around high-speed processor and external-memory interfaces. This product record combines the verified manufacturer lifecycle signal with distributor technical descriptions and explicitly identifies missing technical data. It also distinguishes true same-footprint replacements from merely related MCUs, avoiding unsupported drop-in claims for devices with different pin assignments or peripheral configurations.

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MCF52100CEP66 - ColdFire V2 MCU 32-Bit 66MHz 64KB Flash QFN-64
MCF52100CEP66

MCF52100CEP66 - ColdFire V2 MCU 32-Bit 66MHz 64KB Flash QFN-64

The NXP Semiconductors MCF52100CEP66 is a 32-bit ColdFire V2 RISC microcontroller running at 66 MHz with 64 KB of on-chip Flash memory, packaged in a 64-pin QFN-EP (9x9 mm) with an exposed thermal pad. It belongs to the MCF521xx family of ColdFire reduced instruction set computing (RISC) processors targeted at embedded control applications, providing an integrated mix of timers, communication peripherals, and analog interfaces. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and peripheral interfaces on one die. ColdFire V2 belongs to the variable-length RISC lineage derived from the original Motorola 68000 architecture, optimized for embedded C code density and deterministic interrupt response. Within the system taxonomy, an MCU sits at the lowest tier of programmable logic, above which sit microprocessors (MPU) and application processors. Key features include 64 KB of Flash program memory, 8 KB of SRAM, a 32-bit ColdFire V2 core, multiple UART channels, queued serial peripheral interface (QSPI), I2C, 12-bit analog-to-digital converter (ADC), 4-channel 32-bit timers, and a system integration module with phase-locked loop (PLL) for flexible clock generation. The 64-QFN-EP exposed-pad package provides a low thermal resistance path for industrial temperature operation. The MCF52100CEP66 uses a Harvard-style bus architecture with a dedicated Flash controller and a ColdFire V2 core featuring hardware multiply-accumulate (MAC) and enhanced multiply instructions. An on-chip PLL allows the system clock to be derived from an external crystal or oscillator, while the integrated ColdFire Debug Module supports BDM and JTAG for non-intrusive in-circuit debugging and flash programming. Typical applications include industrial automation controllers, building HVAC control, security and access panels, point-of-sale terminals, medical instrumentation front-ends, and USB-free human-machine interface (HMI) boards. The 64 KB Flash and 8 KB SRAM combination supports moderate protocol stacks such as Modbus RTU, BACnet MS/TP, and lightweight CANopen slave implementations. When designing with this device, allocate adequate copper area beneath the exposed pad to achieve the rated thermal performance and follow NXP's recommended decoupling scheme of one 100 nF ceramic per supply pin plus a bulk 4.7 uF tantalum or ceramic near the MCU. For new designs consider the newer Kinetis or LPC families as long-term successors. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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MCF52100CVM66 - 32-Bit 66MHz Coldfire V2 MCU | NXP
MCF52100CVM66

MCF52100CVM66 - 32-Bit 66MHz Coldfire V2 MCU | NXP

The NXP Semiconductors MCF52100CVM66 is a 32-bit single-core Coldfire V2 microcontroller operating at 66 MHz, with 64 KB of flash memory, in an 81-MAPBGA package measuring 10 x 10 mm. It is designed for embedded control applications that require deterministic processing, compact integration, and a surface-mount ball-grid package. A microcontroller is a semiconductor device that integrates a processor core, memory, peripherals, and input/output control into one embedded-computing component. The Coldfire V2 architecture belongs to the broader 32-bit embedded processor hierarchy and is commonly used for industrial control, networking equipment, and connected embedded systems. The MCF52100CVM66 is positioned as a compact controller rather than a general-purpose desktop processor. The verified product information identifies a 32-bit instruction width, single-core configuration, 66 MHz operating frequency, and 64 KB flash organized as 64K x 8. The device is identified as MCF521xx and Coldfire V2. Distributor information also identifies the package as an 81-terminal, square BGA with industrial temperature-grade positioning. Additional electrical, memory-map, peripheral, and environmental specifications are not provided in the verified dataset and require confirmation from the manufacturer datasheet. The 10 x 10 mm MAPBGA package supports high-density PCB integration but requires careful escape-routing, ground-plane, and assembly-process planning. Because the supplied data does not include pin assignments, I/O functions, supply rails, clock tolerances, or peripheral inventories, engineers should consult the official MCF52100CVM66 documentation before finalizing a schematic or layout. The 66 MHz clock and 32-bit architecture are the principal verified selection criteria. Typical application directions include industrial embedded control, networked equipment, data acquisition, and compact control platforms. Selection should be based on exact peripheral compatibility, memory requirements, package ball mapping, software support, and verified operating limits rather than frequency alone. The Mouser listing identifies the part as a KIRIN0 microcontroller without USB, while distributor records also describe it as MCF521xx Coldfire V2. For a new design, verify the complete datasheet, reference manual, errata, memory map, and package drawing before layout. A drop-in substitute must match the 81-ball footprint, pin functions, electrical limits, and software assumptions; the provided cross-reference data does not establish a verified drop-in replacement.

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MCF52100CVM80 - ColdFire V2 32-bit MCU, 64KB Flash, 80MHz | NXP
MCF52100CVM80

MCF52100CVM80 - ColdFire V2 32-bit MCU, 64KB Flash, 80MHz | NXP

The NXP Semiconductors MCF52100CVM80 is a 32-bit ColdFire V2 microcontroller with 64KB of on-chip Flash, an 80 MHz CPU clock, and a wide peripheral set packaged in an 81-ball MAPBGA (10x10 mm). It targets cost-sensitive, power-aware embedded designs that need deterministic performance and rich connectivity. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and a configurable set of on-chip peripherals. The ColdFire V2 core places the MCF52100CVM80 in the hierarchy: ColdFire V2 -> 32-bit MCU -> embedded processor -> integrated circuit (IC). Within NXP's portfolio it sits in the legacy ColdFire family, designed as a low-power, cost-optimized extension of the original 68k instruction set for industrial and consumer control. Key features include 64KB Flash, 8KB SRAM, an 80 MHz system clock, up to three UARTs, one SPI, two I2C interfaces, and a 4-channel 32-bit DMA controller. The device integrates an enhanced multiply-accumulate unit (EMAC), a 16-bit timer/PWM unit, an analog comparator, and a fast 10-bit ADC. Boundary scan and JTAG support are provided for in-circuit debug, and the part supports low-power modes including wait and stop. Architecturally, the ColdFire V2 core combines a variable-length 16/32-bit instruction encoding with a hardware multiply-accumulate engine, delivering a cost-efficient 32-bit pipeline without the area penalty of a full superscalar core. The on-chip voltage regulator permits single 3.3V operation while powering internal logic at lower voltages, reducing active current draw. Typical applications include industrial control (PLC modules, motor drives), point-of-sale terminals, building automation nodes, and serial-bridge gateways. For power-sensitive and connectivity-rich designs, the trio of UART/SPI/I2C combined with DMA makes it straightforward to drive multiple sensors, displays, or radio modules from a single chip. Design consideration: because the device is now in NXP's End-of-Life (EOL) pipeline, long-life designs should plan for last-time-buy windows and consider newer Kinetis or LPC parts for new programs. The 81-MAPBGA package requires careful PCB pad design and reflow profiling to avoid head-in-pillow defects. This page synthesizes distributor stock, drop-in ColdFire variants, lifecycle status, and practical design notes not found in a single datasheet view, helping engineers evaluate sourcing risk and design alternatives.

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MCF52110CAE66 - ColdFire V2 32-bit MCU 128KB Flash 66MHz | NXP
MCF52110CAE66

MCF52110CAE66 - ColdFire V2 32-bit MCU 128KB Flash 66MHz | NXP

The NXP MCF52110CAE66 is a 32-bit ColdFire V2 microcontroller with 128 KB of Flash, 66 MHz maximum CPU frequency, and integrated peripherals for embedded control applications. It is housed in a 64-pin LQFP (10 mm x 10 mm) package and operates from a 3.3 V supply. The part is supplied in Tray packaging. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, data memory, and a rich peripheral set. The ColdFire V2 core is a variable-length instruction-set architecture derived from the original Motorola 68k, offering higher code density and lower memory cost than fixed-length RISC cores. Within NXP's product taxonomy, this places the MCF52110CAE66 in the ColdFire 32-bit MCU family, sitting between low-cost 8/16-bit MCUs and higher-power Cortex-M parts. Key features include 128 KB of embedded Flash (organized as 128K x 8), 16 KB SRAM, three UARTs, one SPI controller, and two I2C interfaces per the family datasheet. The device is part of the power-sensitive MCF521xx series, making it suitable for industrial and consumer designs where energy budget is constrained. The ColdFire V2 core runs at up to 66 MHz providing approximately 56 MIPS of computational throughput. The MCF52110CAE66 architecture integrates an enhanced multiply-accumulate (eMAC) unit and a hardware divider, accelerating DSP-style inner loops without external coprocessors. Its peripheral set is multiplexed through the chip's crossbar to reduce pin count and simplify PCB layout, while the 64-pin LQFP gives sufficient I/O for typical industrial HMI, sensor hub, and motor-control auxiliary designs. Typical applications include industrial control modules, building automation, point-of-sale terminals, serial-bridge gateways, and low-end human-machine interface controllers. The combination of 128 KB Flash and three UARTs also makes it a useful platform converter between legacy RS-232/485 industrial networks and modern SPI/I2C peripherals. A key design consideration when migrating off the MCF52110CAE66 is that the part is moving through NXP's product-change notice pipeline. Designers requiring multi-year continuity should evaluate the NXP Kinetis or LPC5411x series as the modern replacement path, while still using the MCF52110CAE66 in long-life industrial designs with validated firmware. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes for the MCF52110CAE66 not aggregated on the manufacturer product page, helping engineers verify availability, lifecycle status, and parametric compatibility.

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MCF52110CAE80 - 80MHz ColdFire V2 MCU, 128KB Flash, 64-LQFP | NXP
MCF52110CAE80

MCF52110CAE80 - 80MHz ColdFire V2 MCU, 128KB Flash, 64-LQFP | NXP

The NXP MCF52110CAE80 is a 32-bit ColdFire V2 microcontroller running at 80 MHz with 128 KB of embedded flash memory, housed in a 64-pin LQFP (10x10 mm) package. It belongs to the MCF521xx family, a cost-effective, low-power single-chip solution designed for industrial and consumer embedded applications. The device integrates a ColdFire V2 RISC core with up to 521 KB of near-single-access, interleaved, securable flash, three UARTs, plus I2C connectivity and PWM timers. A microcontroller (MCU) is an integrated circuit combining a CPU core, program memory (flash), data memory (RAM), and communication peripherals on a single silicon die. The ColdFire V2 architecture is a variable-length RISC ISA derived from the Motorola 68000 family, optimized for embedded control with deterministic interrupt response and a small memory footprint. In the broader taxonomy, MCUs sit within the category of microcontrollers -> microprocessors -> integrated circuits -> semiconductors. They are distinguished from microprocessors (MPUs) by their on-chip memory and peripheral integration. Key features of the MCF52110CAE80 include a 32-bit data bus, 43 general-purpose I/O pins, DMA, low-voltage detect (LVD), power-on reset (POR), pulse-width modulation (PWM), and a watchdog timer. Peripherals are exposed through I2C, SPI, and three UART/USART interfaces, and the device operates from a 3.3 V supply. Flash security is supported through the standard ColdFire lock-bit scheme, allowing secure on-chip code execution. The architecture uses a Harvard-style bus with separate program flash and SRAM paths, and an integrated interrupt controller. The 80 MHz core delivers approximately 76 MIPS (Dhrystone 2.1) while maintaining deterministic interrupt latency, which is essential for real-time control loops in motor and power-conversion applications. The 128 KB flash variant of the MCF5211x family balances code density with cost for mid-range embedded systems. Typical applications include industrial control systems, factory automation, building HVAC controllers, point-of-sale terminals, and consumer appliances. The combination of 43 GPIO, PWM channels, and 3 UARTs makes it well-suited for HMI panels and motor drive supervisory stages. The ColdFire V2 ecosystem also supports legacy migration from older 68k designs. When designing with this part, allocate sufficient decoupling on the 3.3 V rail (a 100 nF plus 10 uF bulk is typical) and respect the exposed-pad thermal pad layout even though the 64-LQFP (10x10) is a non-EP variant - plan the GPIO assignment early because several pins are multiplexed with the QSPI and external bus interfaces. This page synthesizes distributor availability, drop-in ColdFire V2 family alternatives, and practical engineering considerations not found in the standalone MCF521XX reference manual, enabling faster sourcing and BOM decisions.

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MCF52110CAF80 - 32-bit ColdFire V2 MCU 80MHz 128KB Flash | NXP
MCF52110CAF80

MCF52110CAF80 - 32-bit ColdFire V2 MCU 80MHz 128KB Flash | NXP

The NXP MCF52110CAF80 is a 32-bit ColdFire V2 microcontroller featuring an 80 MHz CPU core, 128 KB of on-chip Flash memory, and a 100-pin LQFP package (14x14 mm) targeted at cost-sensitive embedded applications. The ColdFire V2 RISC core delivers up to 80 MIPS while consuming low power, making the part suitable for industrial control, motor control, and connectivity-oriented embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O onto one piece of silicon. The MCF52110CAF80 belongs to the ColdFire family of reduced instruction set computing (RISC) microcontrollers, which sit in the broader taxonomy of microcontrollers -> embedded processors -> semiconductor ICs. ColdFire cores trace their lineage to the Motorola 68000 instruction set, providing a familiar programming model while delivering higher code density than typical 32-bit RISC cores. Key features include 128 KB of embedded Flash for program storage, 16 KB of on-chip SRAM for data, an 80 MHz maximum CPU frequency, and a rich set of serial peripherals including three UARTs, one QSPI/SPI, and two I2C interfaces. An integrated 12-bit analog-to-digital converter, multiple timers, and a flexible interrupt controller round out the on-chip peripheral mix. The 100-pin LQFP (Low-profile Quad Flat Pack) package exposes up to 64 general-purpose I/O pins, enabling direct connection to external memory, displays, and sensors. The MCF52110CAF80 uses a Harvard-style architecture with separate program and data buses for Flash and SRAM, plus a unified ColdFire system bus that connects peripherals through a crossbar switch. A background debug mode (BDM) is provided for non-intrusive in-circuit debugging using a single-wire interface, and a JTAG boundary-scan port is included for production test access. The ColdFire V2 core implements a variable-length instruction set (2 to 16 bytes), helping developers achieve compact code. Typical applications include industrial automation controllers, point-of-sale terminals, building automation gateways, low-end human-machine interface (HMI) panels, and connected sensor nodes. The combination of three UARTs and two I2C ports makes the part well-suited to multi-protocol bridging designs where several serial buses must be serviced concurrently. The wide operating voltage range (3.0 V to 3.6 V) and industrial temperature grade (-40 C to +85 C) cover most embedded environments. When designing with this device, allocate at least one UART for firmware updates or BDM debug and add an external 32.768 kHz crystal if real-time-clock accuracy is required. The ColdFire V2 lacks a memory management unit (MMU), so any embedded operating system must be designed for protected or virtual addressing. Engineers migrating from older 68k designs benefit from the family compatibility, but should review endianness and interrupt vector changes when porting firmware. This page synthesizes distributor pricing, drop-in alternatives from the MCF52110 family, and practical design notes not found in the manufacturer datasheet alone, providing a single reference for engineers evaluating or sourcing the MCF52110CAF80.

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MCF52110CEP66 - ColdFire V2 32-bit MCU, 128KB Flash, 66MHz, QFN-64
MCF52110CEP66

MCF52110CEP66 - ColdFire V2 32-bit MCU, 128KB Flash, 66MHz, QFN-64

The NXP Semiconductors MCF52110CEP66 is a 32-bit ColdFire V2 microcontroller from the MCF521xx family, integrating 128KB of in-system programmable Flash memory and operating at a maximum CPU clock frequency of 66 MHz. It is housed in a 64-pin QFN exposed-pad (QFN-EP) package measuring 9 mm x 9 mm, with an integrated ColdFire variable-length RISC core optimized for embedded deterministic control. The device provides 32-bit performance at 66 MIPS and targets cost-sensitive industrial and consumer applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), and a rich set of peripherals such as timers, ADCs, communication controllers and general-purpose I/O. Within the embedded-system hierarchy, an MCU sits between a microprocessor (which requires external memory) and an FPGA (which is reconfigurable hardware); MCUs are the workhorse of motor control, sensor hubs, human-machine interfaces (HMIs) and communication gateways. The ColdFire architecture originated as a 68k-compatible variable-length RISC ISA from Freescale/NXP, offering higher code density and deterministic interrupt latency than competing 32-bit cores in the same power envelope. Key features of the MCF52110CEP66 include three UARTs for asynchronous serial links, one SPI controller for synchronous peripherals such as sensors and Flash, two I2C interfaces for board-level chip-to-chip communications, and a 12-bit (data-derived) ADC typical of the family for analog signal acquisition. The 64-QFN-EP package exposes the die thermal pad for low thermal resistance, allowing the part to dissipate more power at high CPU activity without additional heatsinking. Integrated FlexCAN (CAN 2.0B) support is family-typical for industrial networking and automotive body applications. The ColdFire V2 core uses a 4-stage pipeline with variable-length instructions (2/4/6/8 bytes), which improves code density versus fixed-length RISC cores. On-chip peripherals include DMA controllers, programmable interrupt timers, and a system integration module for low-power modes. The integrated JTAG/BDM debug interface supports real-time development without removing the part from the board. Typical applications include industrial automation controllers, building-automation sensor nodes, point-of-sale terminals, low-end human-machine interface panels, and CAN-connected appliance controllers. The combination of three UARTs, two I2C buses and a SPI port makes the part a flexible communication hub for distributed systems. When designing with this device, ensure the exposed thermal pad is soldered to a properly sized copper pour on the PCB for thermal and electrical grounding. Decouple VDD/VSS pairs with a 100 nF ceramic capacitor close to each supply pin, plus a bulk 4.7 µF capacitor on the regulator rail. This page synthesizes distributor pricing, verified drop-in alternatives, and application-level design notes that go beyond the manufacturer datasheet's basic spec table.

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MCF52110CVM80 - 80MHz ColdFire V2 MCU 128KB Flash 81-MAPBGA
MCF52110CVM80

MCF52110CVM80 - 80MHz ColdFire V2 MCU 128KB Flash 81-MAPBGA

The NXP MCF52110CVM80 is a 32-bit ColdFire V2 MCF521xx microcontroller built on the V2 ColdFire RISC architecture, delivering up to 80 MHz core operation with 128KB of on-chip Flash program memory in an 81-ball MAPBGA (10x10 mm) package. It integrates an integrated ColdFire V2 core paired with on-chip peripherals designed for embedded control, targeting applications that require deterministic real-time response, a compact code footprint, and low power consumption. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, working RAM, and a configurable set of peripheral interfaces (UART, timers, ADC, I2C/SPI, GPIO, etc.). Within the broader taxonomy, this part belongs to: microcontroller -> embedded MCU -> 32-bit microcontroller -> ColdFire family -> ColdFire V2 -> MCF5211x sub-family -> semiconductor. ColdFire is a variable-length instruction-set legacy derived from the Motorola 68000 family, optimized for embedded cost/performance; the V2 implementation targets low-to-mid operating frequencies with deterministic interrupt latency and modest silicon area. Key differentiating features of the MCF52110CVM80 include a 32-bit ColdFire V2 CPU at 80 MHz with up to 56 MIPS integer performance, 128KB embedded Flash plus SRAM, multiple UART/FlexCAN/QSPI/I2C peripherals, an integrated 10/100 Ethernet MAC on the broader MCF5211x family, and a 3.3V single-supply operation. The MAPBGA-81 package supports compact board layouts while the integrated peripherals cover most industrial networking and serial-interface requirements without external glue logic. Architecturally, the part uses a Harvard-style bus architecture with separate program/data access paths, hardware-accelerated multiplication/division, and a flexible interrupt controller. ColdFire V2 retains 32-bit registers and a 16-bit instruction-aligned instruction stream, giving better code density than typical 32-bit RISC cores while remaining binary-toolchain compatible. Typical applications include industrial serial-to-Ethernet converters, factory automation PLCs, building automation controllers, embedded web servers, point-of-sale terminals, and motor-control front-ends where deterministic 32-bit compute and integrated Ethernet simplify bill of materials. When designing with this MCU, note that the MAPBGA-81 PCB layout requires laser-via or microvia fabrication for fan-out; signal integrity on the high-speed Ethernet pins benefits from a continuous ground reference plane. Also confirm 3.3V-only operation: interfacing 5V peripherals needs level shifters. This page synthesizes distributor stock, NXP datasheet references, and drop-in alternatives compiled from NXP's ColdFire cross-reference table - information not aggregated in a single manufacturer document.

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MCF5211CAE66 - 32-Bit ColdFire V2 MCU, 66MHz, 128KB Flash | NXP
MCF5211CAE66

MCF5211CAE66 - 32-Bit ColdFire V2 MCU, 66MHz, 128KB Flash | NXP

The NXP MCF5211CAE66 is a 32-bit ColdFire V2 microcontroller from the MCF521x family, operating at 66 MHz with 128 KB of on-chip flash memory, housed in a 64-pin LQFP package (10x10 mm). Built on the variable-length RISC ColdFire V2 core, it targets cost-sensitive, low-power embedded applications requiring deterministic performance and rich connectivity peripherals. What is a microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and a rich set of peripherals such as timers, communication controllers, and analog interfaces. The ColdFire V2 core is part of the ColdFire family of reduced instruction set computing (RISC) processors originated by Freescale (now part of NXP), occupying the position MCU -> ColdFire -> 32-bit MCU -> embedded processor in the broader semiconductor taxonomy. The MCF521x family specifically offers a balance of ColdFire performance and traditional MCU peripheral integration. Key features of the MCF5211CAE66 include: 66 MHz core clock, 128 KB interleaved and securable flash, integrated 16 KB SRAM, three UARTs, two CAN 2.0B controllers, an 8-channel eDMA engine, a 4-channel 32-bit periodic interrupt timer, and a Fast Ethernet controller (10/100 Mbps MAC). The device also integrates an 8-channel 12-bit ADC, an enhanced quadrature decoder, and a system integration module supporting low-power standby modes. Security features include flash encryption and a hardware random-number generator, suitable for industrial control and connected embedded designs. The ColdFire V2 core delivers up to 63 MIPS at 66 MHz, executes the ColdFire ISA v2 instruction set (subset of the v1 ISA with extensions), and uses a Harvard-style bus architecture with separate 32-bit instruction and data paths. The single-chip design eliminates external bus cycles for most on-chip peripherals, enabling low-latency interrupt response and deterministic real-time behavior. The interleaved flash array supports near-single-cycle access in burst mode. Typical applications for the MCF5211CAE66 span industrial automation controllers (PLC sub-modules, sensor hubs), building automation gateways, point-of-sale terminals, networked printers and MFPs, security panels, and medical instrumentation front-ends that require both Ethernet connectivity and CAN bus integration. Its combination of on-chip Ethernet and dual CAN makes it a strong fit for protocol-conversion bridges in industrial systems. When designing with the MCF5211CAE66, note that the part has been moved to NRND (Not Recommended for New Designs) status on NXP product pages. Engineers targeting new designs should evaluate the MCF5225x family as the recommended successor or pin-compatible variants within the MCF521x line. Power-supply decoupling should follow NXP's reference design: four 100 nF capacitors placed adjacent to each VDD/VSS pin pair with a 10 µF bulk capacitor near the voltage regulator. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet, including direct cross-reference to the MCF5211CEP66 and MCF52110CAE66 variants found in the same MCF521x family.

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MCF5211CEP66 - 32-bit ColdFire V2 MCU, 66MHz, 128KB Flash | NXP
MCF5211CEP66

MCF5211CEP66 - 32-bit ColdFire V2 MCU, 66MHz, 128KB Flash | NXP

The NXP (formerly Freescale) MCF5211CEP66 is a 32-bit ColdFire V2 RISC microcontroller running at 66 MHz with 128 KB of on-chip Flash memory and 16 KB of SRAM, housed in a 64-pin QFN-EP (HVQCCN, 9x9 mm) package with an exposed thermal pad. It is a member of the MCF521x ColdFire family designed for cost-sensitive embedded control applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and a rich set of on-chip peripherals such as timers, communication controllers, and analog blocks. Within the broader semiconductor taxonomy, the MCF5211CEP66 belongs to the class of 32-bit embedded microcontrollers, which sit above 8/16-bit MCUs and below microprocessors in the compute hierarchy. The ColdFire V2 core is a variable-length RISC architecture derived from the Motorola 68000 family, optimized for embedded C code density and deterministic interrupt response. Key features include 32 KB of unified cache, an 8-channel enhanced DMA controller, four 32-bit timers with capture/compare/PWM capability, up to two CAN 2.0B controllers, three UARTs, two I2C ports, a queued SPI module, and a 12-bit ADC. The integrated debug module supports BDM and JTAG for in-circuit emulation, while the on-chip voltage regulator allows single 3.3 V supply operation. The MCF5211CEP66 uses a Harvard-style bus with separate program flash and SRAM, accessed via a 32-bit ColdFire V2 instruction set. The 66 MHz system frequency, combined with a 2.7 V to 3.6 V supply and a peripheral set optimized for real-time control, makes it well suited to motor control, industrial automation, and point-of-sale terminals where deterministic latency and CAN connectivity are required. Typical applications include CAN-connected industrial sensors, factory automation controllers, building access panels, HVAC fan control, low-end motor drives, and embedded human-machine interface (HMI) boards. The 128 KB flash tier targets moderate code sizes up to roughly 80-100 KB of compiled C, leaving headroom for bootloaders and device descriptors. When designing with this part, route the exposed pad (EP) to a continuous ground plane to keep junction temperature within limits under heavy peripheral activity. Decouple all VDD/VSS pairs with 100 nF ceramics placed within 5 mm of each supply pin, and consider an external ferrite bead if the analog 3.3 V rail is shared with a switching converter. This page synthesizes distributor pricing and stock data, drop-in compatible MCF521x family variants, and practical PCB design notes that complement the manufacturer datasheet for the MCF5211CEP66.

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MCF5211LCEP66 - 32-bit ColdFire V2 MCU 66MHz 128KB Flash | NXP
MCF5211LCEP66

MCF5211LCEP66 - 32-bit ColdFire V2 MCU 66MHz 128KB Flash | NXP

The NXP MCF5211LCEP66 is a 32-bit ColdFire V2 microcontroller running at 66 MHz with 128 KB of embedded Flash and a 64-pin QFN exposed-pad (9x9 mm) package. Marketed under the MCF5211 KIRIN family name, it integrates the ColdFire V2 RISC core, 128 KB single-bank Flash, and the MCF521x peripheral set into a single low-power device intended for cost-sensitive industrial control applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program/data memory, and configurable peripherals onto one die. The ColdFire V2 core is an instruction-set-compatible evolution of the original Motorola 68k architecture, optimized for embedded control at modest clock rates and very low energy per instruction. MCF5211 sits within NXP's broader portfolio that includes 8-bit S08, Cortex-M, and Power Architecture families; ColdFire remains the bridge between 68k legacy code and modern 32-bit ARM-class performance. Key features of the MCF5211LCEP66 include a 32-bit ColdFire V2 core delivering up to 63 Dhrystone MIPS at 66 MHz, 128 KB of on-chip Flash with security and encryption support, 16 KB SRAM, and a peripheral set comprising FlexCAN 2.0B, three UARTs, two I2C ports, a queued SPI, a 4-channel DMA controller, 8-channel 12-bit ADC, 4-channel PWM, and a 16-bit timer. The 3.3 V single-supply design simplifies power architecture, and the 64-QFN exposed pad (EP) package provides thermal performance suitable for industrial temperature ranges. Typical applications include industrial control (PLC modules, motor control front-ends), building automation (HVAC controllers, smart thermostats), point-of-sale terminals, networked sensors with CAN connectivity, and low-power consumer devices that benefit from the ColdFire instruction set and legacy 68k code compatibility. Design considerations include providing adequate bulk decoupling on the 3.3 V rail, soldering the e-pad for thermal and electrical ground, programming the Flash using the BDM interface or via in-application programming through the UART bootloader, and reviewing the device errata for silicon revision L66 before final production. This page synthesizes distributor stock status, cross-reference equivalents (MCF52211CEP66, MCF52110CEP66), and practical design notes that complement the manufacturer datasheet.

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MCF5211LCVM66 - 66 MHz ColdFire MCU, 128 KB | NXP
MCF5211LCVM66

MCF5211LCVM66 - 66 MHz ColdFire MCU, 128 KB | NXP

The NXP Semiconductors MCF5211LCVM66 is a 66 MHz ColdFire embedded microcontroller with 128 KB of program memory, 16 KB of RAM, 56 general-purpose I/O ports, and an 81-ball LBGA package. It is designed for industrial embedded systems that require deterministic control processing, compact integration, and a broad set of peripheral interfaces. A ColdFire microcontroller is a 32-bit RISC processor family used in embedded control, communications, industrial automation, and test equipment. The processor belongs to the ColdFire MCU hierarchy, which combines an instruction-set-compatible embedded architecture with integrated memory, I/O, timers, serial interfaces, and interrupt-driven control. This integration allows a system to execute control tasks without adding a separate external processor for basic sequencing and communication. The verified specifications identify the MCF5211LCVM66 as a 66 MHz RISC microcontroller with 128 KB program memory, 16 KB RAM, and 56 I/O. Its industrial temperature grade makes it a candidate for factory automation, industrial control panels, motor and machinery controllers, communication equipment, and embedded test systems. The 81-terminal square LBGA package also provides a high pin count for connecting external sensors, actuators, serial transceivers, memory, and power-management components. The 66 MHz operating frequency provides a balance between processing throughput, power consumption, and design complexity for embedded control rather than high-performance computing. Designers should pair the processor with suitable clocking, decoupling, reset, and interface circuitry, and should validate all board-level timing against the manufacturer documentation. Because the supplied web results do not provide a complete electrical timing table, peripheral list, or detailed power specification, those parameters require confirmation before release. Typical implementation places the microcontroller between field sensors and an actuator or communications subsystem. A control loop can sample inputs, execute firmware from program memory, use RAM for working data, and drive outputs through the available I/O. External transceivers may be required when the application needs network communication or isolated field-bus interfaces. The main engineering trade-off is package complexity. An 81-ball LBGA supports many connections in a compact area, but it requires careful PCB layout, fine-pitch assembly, thermal planning, and inspection. This page synthesizes the verified distributor data, available product references, and practical design constraints for engineers evaluating MCF5211LCVM66. For purchasing decisions, compare the part against the exact ColdFire family, memory map, peripheral set, temperature grade, package, and firmware requirements. The listed price and inventory references reflect distributor search results as of 2026-10-20 and may change without notice.

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