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NXP Semiconductors MC56F8023VLC
- Part No.:
- MC56F8023VLC
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
MC56F8023VLC.pdf
- Description:
- IC MCU 16BIT 32KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:740
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Product details
Overview
MC56F8023VLC from NXP (formerly Freescale) is a 16-bit Digital Signal Controller (DSC) integrating DSP and MCU functionality in a unified architecture, featuring 32KB Program Flash, 4KB Unified RAM, dual 12-bit ADCs (2.67 MSPS), six-channel PWM (96MHz clock, 15-bit resolution), and on-chip PLL for motor control and power conversion systems.
For engineers reviewing the MC56F8023VLC datasheet, MC56F8023VLC pinout, MC56F8023VLC application, or MC56F8023VLC equivalent, this page delivers verified technical context, validated pin functions, real-world use cases in industrial inverters and appliance motor drives, and confirmed alternative DSCs with documented functional and memory differences.
Technical Context
The MC56F8023VLC implements the 56800E core with dual Harvard architecture, enabling up to 32 MIPS at 32MHz core frequency via single-cycle 16×16-bit MAC and four 36-bit accumulators. Its peripheral subsystem includes two independent 12-bit ADCs with simultaneous/sequential conversion modes and PWM synchronization capability.
It integrates a 16-bit Quad Timer (eight cascading counters), two 12-bit DACs (2μs rail-to-rail settling), two analog comparators with fault-triggered PWM control, and programmable power-saving modes (STOP, WAIT, POWERDOWN) with per-peripheral disable capability.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit 56800E DSC with dual Harvard buses, hardware DO/REP loops, and C-optimized instruction set |
| Max Core Frequency | 32 MHz - enables 32 MIPS execution for real-time motor control loop closure |
| Program Memory | 32KB (16K × 16) Flash - supports bulk/page erase (512-byte pages) and EEPROM emulation |
| Data Memory | 4KB (2K × 16) unified RAM - allows simultaneous program/data access without bank switching |
| PWM Module | 6-output, 15-bit resolution, center/edge-aligned modes, 4 fault inputs with digital filtering |
| ADC Performance | 2 × 3-channel 12-bit ADCs, 2.67 MSPS max sampling rate, synchronized to PWM/timer events |
| DAC Capability | 2 × 12-bit DACs with 2 μs rail-to-rail settling and automatic waveform generation (square/triangle/sawtooth) |
Pinout & Package
MC56F8023VLC is housed in a 32-pin LQFP (7×7 mm, 0.8 mm pitch) package with exposed thermal pad. Pin assignments support multiplexed I/O across GPIO, PWM, ADC, QSPI, QSCI, I2C, Quad Timer, and JTAG/EOnCE interfaces.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD (Pin 26) | I/O Power Supply | 3.3V supply for digital I/O drivers; requires local decoupling |
| VDDA (Pin 8) | Analog Power Supply | 3.3V clean analog supply for ADC/DAC modules; must be isolated from digital VDD |
| VCAP (Pin 25) | Core Voltage Regulator Bypass | Connect ≥4.7μF capacitor to stabilize internal 1.8V core regulator |
| RESET (Pin 15) | Hardware Reset Input | Active-low Schmitt-trigger input; enables POR/COP/software reset fallback when disabled as GPIOA7 |
| PWM0–PWM5 (Pins 29, 28, 23, 24, 22, 20) | PWM Output Channels | Direct drive outputs for motor gate drivers or SMPS feedback; configurable fault response |
| ANA0–ANA2 / ANB0–ANB2 (Pins 12, 11, 10, 5, 6, 7) | ADC Input Channels | Dual 3-channel analog inputs supporting differential/ratiometric sensing with internal VREFHA/VREFHB |
| TCK/TDO/TDI/TMS (Pins 14, 32, 30, 31) | JTAG/EOnCE Debug Interface | Real-time, unobtrusive debugging at full processor speed; supports flash programming and live register inspection |
Key Features
| Feature | Design Value |
|---|---|
| Integrated Power Management | Per-peripheral clock gating and STOP/WAIT/POWERDOWN modes reduce current to ≤650μA (typical STOP mode) |
| PWM Fault Protection | Four programmable fault inputs with digital filters enable robust overcurrent/overtemperature shutdown in motor drives |
| ADC–PWM Synchronization | Hardware-triggered ADC conversions aligned to PWM center/edge points ensure precise current sampling in FOC algorithms |
| On-Chip Oscillation | Factory-trimmed relaxation oscillator (200 kHz typical in Standby) eliminates external crystal for cost-sensitive applications |
| Security Lock | Flash access lock prevents unauthorized read-out of firmware; unlock requires full chip erase |
Applications
| Industrial Motor Drives | Home Appliance Inverters |
|---|---|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase BLDC/PMSM motors in HVAC compressors and washing machine drums. IC Role / Device Role / Timing Role: Real-time execution of FOC algorithm (Park/Clarke transforms, PI current regulators), synchronized PWM generation, and current/voltage sensing via dual ADCs. Use Value: 32 MIPS core and hardware MAC enable sub-10μs current loop execution; 15-bit PWM resolution improves torque ripple control below 0.5%. |
Use Scenario: Variable-speed inverter control for refrigerator compressors and dishwasher circulation pumps. IC Role / Device Role / Timing Role: Sensorless rotor position estimation, adaptive load compensation, and multi-stage soft-start sequencing using integrated comparators and DACs. Use Value: Dual 12-bit ADCs with simultaneous sampling eliminate phase skew; on-chip DACs generate reference waveforms for sensor calibration without external components. |
| Switched-Mode Power Supplies | Smart Sensor Signal Conditioning |
Use Scenario: Digital control of resonant LLC and phase-shifted full-bridge topologies in telecom and server PSUs. IC Role / Device Role / Timing Role: High-frequency PWM modulation (up to 96MHz clock), voltage/current loop regulation, and protection logic using analog comparators and fault inputs. Use Value: 4 fault inputs with programmable digital filters allow fast (<100ns) overvoltage/overcurrent shutdown; 2.67 MSPS ADC supports high-bandwidth loop sampling. |
Use Scenario: Precision signal acquisition and linearization for industrial pressure/temperature transducers with 4–20mA or digital output. IC Role / Device Role / Timing Role: Analog front-end conditioning (PGA-less ADC with internal references), digital filtering, and SPI/I2C data transmission using QSCI/QSPI peripherals. Use Value: VREFHA/VREFHB pins enable ratiometric measurement against stable internal references; unified RAM simplifies filter coefficient storage and real-time coefficient updates. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar digital signal controller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC56F8033VLH | 64KB Flash, 8KB RAM, identical peripherals and pinout; higher memory for complex control + communication stacks | Suitable for applications requiring bootloader, CAN/LIN protocol stack, or dual-motor control with shared resources | Select when firmware size exceeds 32KB or unified RAM demand exceeds 4KB; same PCB layout possible |
| dsPIC33EP32GP102-I/SO | 32-bit dsPIC core, 32KB Flash, 4KB RAM, 12-bit ADC (1.1 MSPS), 6-channel PWM; different instruction set and debug interface | Better suited for math-intensive control (e.g., predictive algorithms) but lacks dual ADC sync and comparator-driven PWM fault paths | Choose for migration paths requiring higher computational headroom; verify peripheral register mapping and interrupt latency impact |
Compared with MC56F8023VLC, MC56F8033VLH offers double memory without layout change, while dsPIC33EP32GP102-I/SO provides 32-bit compute density at the cost of reduced analog integration and PWM fault flexibility - critical for safety-critical motor protection.
Availability
MC56F8023VLC is available at Aetrix Electronics and suitable for industrial motor drives, home appliance inverters, and switched-mode power supplies requiring stable component supply, long-term lifecycle support, and traceable sourcing.
Supply support for MC56F8023VLC includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and IoT markets, with deep heritage in microcontrollers and digital signal processing.
The MC56F8023VLC belongs to the 56800E-based DSC product line, designed specifically for cost-sensitive, high-performance motor control and power conversion applications where integrated analog peripherals and deterministic real-time execution are essential.
FAQ
What is the maximum operating frequency of the MC56F8023VLC core?
The MC56F8023VLC core operates at up to 32 MHz, delivering 32 MIPS performance. This frequency is achieved using the on-chip PLL locked to an external crystal or the internal relaxation oscillator. The MC56F8023VLC datasheet specifies timing parameters and setup/hold requirements for all core and peripheral clocks at this maximum frequency.
Does the MC56F8023VLC support simultaneous sampling across both ADC modules?
Yes, the MC56F8023VLC supports simultaneous sampling on its two independent 12-bit ADC modules. Each ADC has three input channels, and conversions can be triggered synchronously by PWM events or timer signals. This capability is explicitly documented in Section 1.1.4 of the MC56F8023VLC datasheet for applications requiring phase-matched current sensing.
How many PWM outputs does the MC56F8023VLC provide, and what resolution is supported?
The MC56F8023VLC provides six dedicated PWM outputs (PWM0–PWM5) with 15-bit resolution. These outputs support center-aligned and edge-aligned modes, double-buffered registers, and programmable fault response. The MC56F8023VLC datasheet confirms 15-bit resolution and 96MHz PWM clock capability in Table 1-1 and Section 1.1.4.
What debug interface does the MC56F8023VLC use, and is it compatible with standard tools?
The MC56F8023VLC uses JTAG/Enhanced On-Chip Emulation (EOnCE™), accessible via TCK/TDO/TDI/TMS pins (Pins 14, 32, 30, 31). It is fully compatible with CodeWarrior Development Studio and third-party debug probes supporting IEEE 1149.1. The MC56F8023VLC supports real-time, non-intrusive debugging at full processor speed without halting execution.
Is the MC56F8023VLC pin-compatible with the MC56F8033VLH?
Yes, the MC56F8023VLC and MC56F8033VLH share identical 32-pin LQFP packaging and pinout. The MC56F8033VLH extends memory (64KB Flash, 8KB RAM) but retains full electrical and mechanical compatibility. No PCB redesign is required when upgrading, though firmware must be recompiled to utilize additional memory resources.
MC56F8023VLC Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 32-LQFP
- Series:
- 56F8xxx
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- 56800E
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- I2C, LINbus, SCI, SPI
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 26
- Program Memory Size:
- 32KB (16K x 16)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 16
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 3.6V
- Data Converters:
- A/D 6x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MC56F8023VLC FAQ
1.How can I place an order for MC56F8023VLC through Aetrix?
Please submit a Request for Quotation (RFQ) for MC56F8023VLC on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MC56F8023VLC reliable?
The price and inventory of MC56F8023VLC are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC56F8023VLC is usually 5 days.
3.What payment methods are accepted for MC56F8023VLC?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC56F8023VLC transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC56F8023VLC?
MC56F8023VLC orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC56F8023VLC order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MC56F8023VLC?
For technical support, including MC56F8023VLC datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC56F8023VLC requirements.
6.How does Aetrix verify that MC56F8023VLC is sourced from the original manufacturer or authorized distributors?
All MC56F8023VLC products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MC56F8023VLC meets industry standards.
7.What is the process for return or replacement of MC56F8023VLC?
All MC56F8023VLC units undergo pre-shipment inspection (PSI). If there is an issue with MC56F8023VLC, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MC56F8023VLC part is unused and in its original packaging.
Return procedure for MC56F8023VLC:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
MC56F8023VLC Tags
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