MC56F8166VFV - 16-Bit 120MHz DSP Controller | NXP
MPN: MC56F8166VFV ✓ Active| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
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| 500 | $0 | $0.00 |
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MC56F8166VFV Overview
A digital signal controller is a microcontroller-family semiconductor optimized for real-time control and high-speed data manipulation. In the product hierarchy, it sits between a general-purpose microcontroller and a dedicated digital signal processor. The MC56F8166VFV is suited to applications where deterministic control, peripheral integration, and software-configurable signal processing are more important than a high-pin-count general-purpose processor platform.
The verified device information identifies the 56800E architecture, 16-bit processing, 512 KB Flash organized as 256K × 16, a 60 MHz listing in the distributor result, and a 120 MHz maximum operating frequency in the datasheet search result. The discrepancy is recorded rather than resolved because the supplied sources do not clarify whether the 60 MHz figure is a bus or listing-specific frequency. Supply voltage is listed as 2.25 V to 2.75 V, and the package is a 144-pin square LQFP measuring 20 mm × 20 mm.
The MC56F8166VFV family is appropriate for motor-control systems, power-conversion control, industrial automation, digital signal processing, and embedded control platforms. Its Flash memory supports embedded firmware storage, while the high-speed processing core can execute control algorithms and manage real-time peripherals. The 144-pin package provides substantial external connectivity compared with smaller microcontroller packages, although the exact peripheral mapping requires the manufacturer datasheet.
Designers should verify the device datasheet before layout because the supplied data confirms the package and core specifications but does not provide a complete verified pinout, peripheral list, memory map, electrical limits, or application reference design. In particular, power rails, decoupling, clocking, programming, and unused-pin requirements must be taken directly from the official device documentation. This page distinguishes verified facts from missing engineering data and does not infer unprovided specifications.
This page consolidates verified distributor identity, datasheet references, package information, application context, and procurement metadata into an engineering-oriented product record. It is designed for engineers comparing control-processor options, checking package and memory constraints, and locating source documents without treating unsupported numbers as guaranteed specifications.
Drop-in alternatives for MC56F8166VFV — 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 MC56F8166VFV (same form factor and footprint) — differing in Maximum Clock Frequency, Operating Temperature, Package, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC56F8146VFVE
✅ Drop-In✓ In Stock
$7.82 / Unit
View Datasheet →MC56F8166VFV Specifications
| Device Type | 16-bit digital signal controller / microcontroller |
| Architecture | 56800E CISC |
| Maximum Clock Frequency | 120 MHz |
| Distributor Listed Frequency | 60 MHz |
| Flash Memory | 512 KB (256K × 16) |
| Supply Voltage | 2.25 V to 2.75 V |
| Operating Temperature | -40°C to +105°C |
| Package | 144-LQFP, 20 mm × 20 mm |
| Terminal Count | 144 |
| Package Shape | Square |
| Mounting Form | Gull wing |
| Temperature Grade | Industrial |
| Manufacturer Category | Microcontroller / Digital Signal Processor |
| Core Word Length | 16-bit |
| Datasheet Page Count | 182 pages |
| Datasheet File Size | 2 MB |
MC56F8166VFV square Pin Configuration Guide
Pin configuration for MC56F8166VFV (square package). Pin numbering, functions, and connection diagrams are defined in the manufacturer datasheet. Refer to it for the exact footprint and soldering guidelines.
No detailed pinout data available for MC56F8166VFV.
Refer to the datasheet for full pin configuration.
Typical Applications
MC56F8166VFV is suitable for 6 applications: Motor Control, Industrial Automation, Power Conversion Control, Digital Signal Processing, Precision Measurement, Embedded Control Platform.
Motor Control
The MC56F8166VFV is suitable for evaluating real-time motor-control platforms because its verified 16-bit 56800E core is listed with a maximum frequency of 120 MHz and 512 KB Flash. Those resources can accommodate control loops, protection logic, and parameter tables while the 144-LQFP package provides numerous external connections. A motor-control design would place the controller beside power-stage sensing and gate-driver circuitry, then use the verified PWM, timer, ADC, and fault-input functions from the datasheet. Before layout, confirm pin multiplexing, electrical limits, grounding, and whether the 60 MHz distributor listing represents a different clock specification.
Recommended
Industrial Automation
The MC56F8166VFV fits industrial automation evaluation work requiring a high-speed embedded controller, substantial program storage, and an industrial temperature range. The verified data specifies -40°C to +105°C operation, 512 KB Flash, and a 20 mm × 20 mm 144-LQFP package. In a controller card, the device could execute sequencing and signal-processing firmware while communicating with sensors and actuators through its external pins. The exact communications peripherals, logic levels, isolation requirements, and EMC expectations are not provided in the supplied data and must be checked in the manufacturer documentation.
Recommended
Power Conversion Control
The MC56F8166VFV can be considered for digital control of power-conversion systems because the verified part identity combines a 16-bit control architecture, 120 MHz maximum frequency, and 512 KB Flash. The controller can manage feedback calculations, timing, fault handling, and configuration data when paired with an external power stage and suitable sensing network. Its 2.25 V to 2.75 V supply range makes core-rail design important, while the 144-pin package supports many signal connections. Validate converter-specific PWM resolution, ADC performance, protection limits, switching timing, and thermal conditions from the complete datasheet.
Recommended
Digital Signal Processing
The MC56F8166VFV is positioned as a high-speed digital signal controller for data manipulation and signal-processing tasks. The verified 16-bit 56800E architecture, 120 MHz maximum frequency, and 512 KB Flash provide the basic processing and program-storage envelope for embedded filtering, measurement, or control algorithms. A practical implementation would separate sensitive analog front ends from the digital processor, provide clean clocking and decoupling, and route high-speed interfaces according to the manufacturer’s layout guidance. The supplied data does not identify accelerator blocks, DSP instruction throughput, RAM, or converter interfaces, so those features must be verified before algorithm selection.
Recommended
Precision Measurement
The MC56F8166VFV can serve as the processing core in a precision measurement instrument when the system needs deterministic real-time control and local program storage. Its verified 16-bit architecture, up-to-120 MHz listing, and 512 KB Flash support calibration tables, compensation routines, diagnostics, and user-interface state handling. In an instrument, the MCU would coordinate sensor excitation, conversion sequencing, filtering, and data handling rather than perform every analog function itself. Verify the required ADC resolution, sample rate, timer accuracy, reference voltage, calibration path, and analog interface availability in the full manufacturer datasheet.
Recommended
Embedded Control Platform
The MC56F8166VFV is a strong candidate for a custom embedded control platform because it combines a high-speed 16-bit control processor, 512 KB Flash, and a 144-pin package with substantial connection capacity. The architecture can support firmware organization, communication protocols, control tables, and diagnostic routines in a compact embedded board. The 20 mm × 20 mm LQFP footprint simplifies visual inspection and conventional leaded-package assembly, but it requires adequate routing area and careful power-plane design. Use the official pinout, memory map, electrical limits, and programming instructions for schematic and PCB release.
Recommended
Engineering reference data for MC56F8166VFV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC56F8146VFVE |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Package | 144-LQFP, 20 mm × 20 mm | 144-LQFP, 20 mm × 20 mm |
| Architecture | 16-bit 56800E CISC | 16-bit 56800E CISC |
| Flash Memory | 512 KB (256K × 16) | 128 KB (64K × 16) |
| Temperature Grade | Industrial | Industrial |
| Product Status | Active | Obsolete |
| Core Function | High-speed digital signal control and data manipulation | High-speed digital signal control and data manipulation |
Key Differentiators
- Four-times larger Flash memory than the named same-family comparison part (vs MC56F8146VFVE)
- Active sourcing position versus obsolete comparison status (vs MC56F8146VFVE)
- Higher verified maximum-frequency listing (vs MC56F8146VFVE)
Design Notes
Design the core supply around the verified 2.25 V to 2.75 V range and follow the manufacturer’s recommended regulator, decoupling, and power-up requirements. The supplied sources do not identify core current, I/O voltage domains, absolute maximum limits, or sequencing rules, so do not select those values from generic LQFP practice. Validate rail tolerance, transient response, ground return paths, and startup behavior against the official datasheet before schematic release.
Reserve a clean 20 mm × 20 mm LQFP land pattern with adequate fan-out for 144 leads and provide short, wide routes for supply and ground connections. Place decoupling structures close to the relevant power pins, keep sensitive analog or clock routes away from fast digital switching, and follow the manufacturer’s recommended pin and thermal-layout guidance. The complete pin names and exposed thermal requirements are not present in the supplied data.
Do not treat the 60 MHz distributor listing and the 120 MHz datasheet-search result as interchangeable without checking the official device documentation and operating conditions. Likewise, do not assume MC56F8146VFVE is a drop-in replacement: although the comparison data places both devices in 144-LQFP packages, its Flash is 128 KB rather than 512 KB and it is listed as obsolete. Confirm memory map, peripheral pins, voltage, and software compatibility before substitution.
Compliance Information
The supplied verified sources do not provide explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements. Compliance must be confirmed from the current manufacturer product documentation or declaration.
