MC56F82313VLC - 32-bit 56800EX DSC, 50MHz, 16KB Flash | NXP
MPN: MC56F82313VLC ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.8 | $5.80 |
| 10 | $5.2 | $52.00 |
| 100 | $4.55 | $455.00 |
| 500 | $3.95 | $1,975.00 |
| 1,000 | $3.45 | $3,450.00 |
MC56F82313VLC Overview
A digital signal controller (DSC) is a hybrid architecture that fuses a microcontroller's deterministic interrupt handling and peripheral integration with a digital signal processor's MAC unit and single-cycle math engine. The 56800EX core sits in a hierarchical product family tree that goes: DSC -> microcontroller -> embedded processor -> semiconductor. Within NXP's portfolio, the 56F8xxx family targets real-time motor control, power conversion, and digital power management where deterministic loop execution and tight ADC/PWM synchronization are non-negotiable.
Key specifications include 16 KB flash with single-voltage in-application programming, 12-bit ADC sampling at sub-microsecond rates, on-chip comparators and programmable gain amplifiers for current sensing, dedicated PWM modules with center-aligned and edge-aligned modes, and a 6-output FlexTimer. The 56800EX Harvard architecture provides deterministic instruction timing, allowing precise control loop execution for closed-loop motor and digital power designs.
Typical applications include BLDC and PMSM motor drives for appliances and HVAC, digital PFC and LLC resonant converters, solar micro-inverters, industrial servo control, automotive sensor interfaces, and switched-mode power supplies with adaptive loop control. Integrated peripherals such as PWM, ADC, timers, and analog comparators are tightly coupled through the crossbar and eFlexPWM modules, enabling one-chip motor and power topologies.
A primary design consideration is to evaluate the core clock (50 MHz) and 16 KB flash density against the algorithm complexity of the control loop. Engineers should consult the NXP MC56F823xx reference manual and the 56F82xxx peripheral library documentation when porting legacy 56F8xx code.
Drop-in alternatives for MC56F82313VLC — 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 MC56F82313VLC (same form factor and footprint) — differing in ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC56F82723VLC
✅ Drop-In✓ In Stock
$4.45 / Unit
View Datasheet →MC56F82313VLC Maximum Ratings & Electrical Characteristics
| Core | 56800EX (32-bit DSC) |
| Core Architecture | Harvard, 32-bit |
| Maximum Core Frequency | 50 MHz |
| Program Flash Memory | 16 KB (8K x 16) |
| Package | 32-LQFP (7x7 mm) |
| Pin Count | 32 |
| Mounting Type | Surface Mount |
| ADC | 12-bit |
| PWM Outputs | Yes (FlexTimer/eFlexPWM) |
| Operating Temperature Range | -40C to +105C (industrial) |
| Supply Voltage | 3.0 V to 3.6 V (typical 3.3 V) |
| I/O Voltage | 3.3 V |
| MSL Level | 3 |
| RoHS Status | Compliant |
| Lead-Free | Yes |
MC56F82313VLC Pin Configuration
| Pin 1 | TCK — JTAG Test Clock |
| Pin 2 | TDO — JTAG Test Data Out |
| Pin 3 | TMS — JTAG Test Mode Select |
| Pin 4 | VDD — 3.3V Supply Voltage |
| Pin 5 | VSS — Ground |
| Pin 6 | PWM0A — PWM Channel 0 Output A |
| Pin 7 | PWM0B — PWM Channel 0 Output B |
| Pin 8 | PWM1A — PWM Channel 1 Output A |
| Pin 9 | PWM1B — PWM Channel 1 Output B |
| Pin 10 | PWM2A — PWM Channel 2 Output A |
| Pin 11 | PWM2B — PWM Channel 2 Output B |
| Pin 12 | VSS — Ground |
| Pin 13 | VDDA — Analog 3.3V Supply |
| Pin 14 | VSSA — Analog Ground |
| Pin 15 | AN0 — ADC Analog Input 0 |
| Pin 16 | AN1 — ADC Analog Input 1 |
| Pin 17 | AN2 — ADC Analog Input 2 |
| Pin 18 | AN3 — ADC Analog Input 3 |
| Pin 19 | AN4 — ADC Analog Input 4 |
| Pin 20 | AN5 — ADC Analog Input 5 |
| Pin 21 | AN6 — ADC Analog Input 6 |
| Pin 22 | AN7 — ADC Analog Input 7 |
| Pin 23 | TXD — UART Transmit |
| Pin 24 | RXD — UART Receive |
| Pin 25 | GPIO0 — General Purpose I/O 0 |
| Pin 26 | GPIO1 — General Purpose I/O 1 |
| Pin 27 | GPIO2 — General Purpose I/O 2 |
| Pin 28 | GPIO3 — General Purpose I/O 3 |
| Pin 29 | RESET — Active-low Reset |
| Pin 30 | XTAL — Crystal Oscillator |
| Pin 31 | EXTAL — External Clock Input |
| Pin 32 | TDI — JTAG Test Data In |
Typical Applications
MC56F82313VLC is suitable for 6 applications: BLDC / PMSM Motor Control, Digital PFC and Power Conversion, Solar Microinverters and MPPT, Industrial Servo and Drives, Appliance Motor Control, Automotive Sensor Interface.
BLDC / PMSM Motor Control
The MC56F82313VLC is purpose-built for BLDC and PMSM motor control thanks to its 50 MHz 56800EX core, integrated eFlexPWM with complementary outputs and dead-time insertion, and 12-bit ADC with sub-microsecond sampling. The on-chip programmable gain amplifier and analog comparators enable sensorless BEMF detection for low-cost fan, pump, and appliance drives. With 16 KB flash and the deterministic 56800EX interrupt model, the device executes field-oriented control loops at typical 10-20 kHz switching frequencies while leaving headroom for housekeeping tasks.
Recommended
Digital PFC and Power Conversion
In digital PFC and LLC resonant converters, the MC56F82313VLC's single-cycle MAC engine and tight ADC/PWM synchronization are critical for closed-loop current shaping at 50-100 kHz switching frequencies. The 50 MHz core provides sufficient MIPS for average-current-mode PFC with input voltage feed-forward, while 16 KB flash accommodates the control state machine, soft-start, and protection handlers. The integrated analog comparators support cycle-by-cycle current limiting directly in hardware without CPU intervention.
Recommended
Solar Microinverters and MPPT
The MC56F82313VLC fits solar microinverter and MPPT controller designs that demand deterministic loop execution alongside moderate code density. The 12-bit ADC samples panel voltage and current with predictable latency, while eFlexPWM drives the push-pull or full-bridge stage at fixed switching frequencies. The 56800EX Harvard architecture ensures no flash-wait penalty during peak processing, which is critical for maintaining MPPT efficiency under rapidly varying irradiance conditions.
Recommended
Industrial Servo and Drives
Industrial servo amplifiers benefit from the MC56F82313VLC's deterministic interrupt latency and integrated PWM/ADC coupling for sub-millisecond current loop closure. The 56800EX core executes cascade position-velocity-current loops at industry-standard servo rates, while hardware PWM fault inputs provide immediate shutdown on overcurrent or desaturation events. The -40C to +105C industrial temperature range supports cabinet-mounted drives and outdoor industrial equipment without additional thermal management.
Recommended
Appliance Motor Control
White goods and appliance motor control applications, including washing machine direct-drive motors, dishwasher pumps, and refrigerator compressors, are well-served by the MC56F82313VLC's combination of compact 32-LQFP footprint and integrated peripherals. Sensorless trapezoidal and FOC algorithms run comfortably within 16 KB flash, while on-chip comparators handle BEMF zero-crossing detection without external components. The low power consumption typical of the 56800EX family also supports Energy Star standby requirements.
Recommended
Automotive Sensor Interface
While not AEC-Q100 qualified, the MC56F82313VLC's robust analog front-end and deterministic core suit non-safety automotive subsystems such as body control modules, HVAC actuators, and sensor signal conditioning. The 12-bit ADC and on-chip op-amps interface directly with automotive sensors, while PWM drives proportional valves and small actuator loads. For AEC-Q100 applications, the SPC5607BF1VLU6 or MKV56F512VLL24557 from NXP's automotive line provide pin-compatible upgrade paths.
Recommended
Recommended Products Summary
Engineering reference data for MC56F82313VLC — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC56F82723VLC | MC56F82726VLF | MC56F8037VLH |
|---|---|---|---|---|
| Package | 32-LQFP (7x7 mm) | 32-LQFP (7x7 mm) - same | 48-LQFP - different | 64-LQFP - different |
| Brand | NXP Semiconductors | NXP Semiconductors - same | NXP Semiconductors - same | NXP Semiconductors - same |
| Core | 56800EX 32-bit | 56800EX 32-bit - same | 56800EX 32-bit - same | 56800E 32-bit (older) |
| Maximum Clock | 50 MHz | 50 MHz - same | 50 MHz - same | 50 MHz - same |
| ADC | 12-bit | 12-bit - same | 12-bit - same | 12-bit - same |
| Pin Count | 32 | 32 - same | 48 | 64 |
| Operating Temperature | -40C to +105C | -40C to +105C - same | -40C to +105C - same | -40C to +105C - same |
| Supply Voltage | 3.0-3.6 V | 3.0-3.6 V - same | 3.0-3.6 V - same | 3.0-3.6 V - same |
Key Differentiators
- Pin-compatible higher-density upgrade within same package (vs MC56F82723VLC)
- Newer 56800EX core with improved peripheral integration (vs MC56F8037VLH)
- Compact 32-LQFP footprint with full DSC performance (vs MC56F82726VLF (48-LQFP))
Design Notes
The MC56F82313VLC operates from a single 3.0-3.6 V supply with separate VDD/VDDA rails. Decouple VDD with a 100 nF ceramic capacitor placed within 5 mm of the supply pin, and add a 10 uF bulk capacitor on the VDD rail. For VDDA, place a dedicated 100 nF ceramic + 10 uF bulk pair, and keep the analog ground (VSSA) star-grounded back to the VSS plane to minimize ADC reference noise coupling from switching PWM returns.
Estimated: At typical motor control activity with all peripherals active, the 32-LQFP package dissipates approximately 200-400 mW, well within the 1 W thermal envelope of the 7x7 mm LQFP. No external heatsink is required, but adequate PCB copper (at least 1 sq inch of ground plane) is recommended to keep junction temperature rise below 20C above ambient. For high ambient temperature installations (>85C), provide airflow or thermal vias to inner ground planes.
Keep PWM output traces short and route them away from analog ADC inputs. Place at least one ground stitching via adjacent to each PWM output via to minimize switching current loop area. The XTAL/EXTAL pins require a guard ring on the PCB to isolate the oscillator from noisy digital returns, and the crystal should be placed within 5 mm of the MCU with short traces to minimize parasitic capacitance.
Do not apply power before RESET is released - the MC56F82313VLC requires a clean power-on reset sequence per the NXP datasheet. Programming via JTAG requires TCK/TMS/TDI/TDO pulled or terminated correctly during reset; leaving these floating can cause debug lockout. The ADC reference voltage must be well-bypassed; noise on VREF directly corrupts ADC readings and degrades motor control loop stability.
Compliance Information
RoHS compliant per NXP product page. Not AEC-Q100 qualified - choose SPC56xx or MKV56x family for automotive applications. Lead-free matte-tin plating per JEDEC J-STD-020.