NXP Semiconductors MC56F82623VLC

Overview

MC56F82623VLC from NXP Semiconductors is a 32-bit digital signal controller (DSC) based on the 56800EX core, delivering up to 100 MIPS at 100 MHz in fast mode. It integrates DSP and MCU functionality with 32 KB flash, 8 KB RAM, dual 12-bit ADCs (3-channel each), one FlexPWM module, and one QSCI interface. It targets motor control applications including BLDC and PMSM drives in industrial and appliance systems.

For engineers reviewing the MC56F82623VLC datasheet, MC56F82623VLC pinout, MC56F82623VLC application, or MC56F82623VLC equivalent, key selection criteria include its 32-pin LQFP package, 3.0–3.6 V supply, -40°C to 105°C operating range, 5 V–tolerant I/O (except RESETB), and support for real-time motor control via hardware-accelerated PWM and synchronized ADC capture.

Technical Context

The MC56F82623VLC implements the 56800EX core with modified dual-Harvard architecture-three address buses, four data buses (two 32-bit primary), and single-cycle 32×32→64-bit MAC-to enable concurrent instruction fetches and dual data accesses per cycle. Its peripheral set is tightly coupled via inter-module crossbar, enabling deterministic synchronization between FlexPWM triggers and ADC conversions.

It features two independent 12-bit cyclic ADCs with programmable x1/x2/x4 gain amplifiers, each supporting up to 3 external analog inputs; a single FlexPWM submodule with 6 outputs; and one queued SCI (QSCI) with LIN slave capability. Clocking includes dual on-chip oscillators (8 MHz/400 kHz ROSC and 200 kHz LP), crystal oscillator support (4–16 MHz), and PLL (200–400 MHz output).

Key Specifications

Pinout & Package

MC56F82623VLC is housed in a 32-pin LQFP package (7 mm × 7 mm, 0.8 mm pitch) with exposed thermal pad. Pin functions are multiplexed and configured via GPIOx_PER and SIM GPSx registers after reset.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar digital signal controller applications.

Compared with MC56F82643VLC and MC56F82623VLF, the MC56F82623VLC provides optimal cost-performance balance for single-motor, space-constrained industrial and appliance applications where 32 KB flash and 26 GPIO meet functional requirements without over-provisioning.

Availability

MC56F82623VLC is available at Aetrix Electronics and suitable for industrial motor drives, home appliance control systems, and power tool controllers requiring stable component supply, long-term lifecycle assurance, and automotive-grade reliability under extended temperature operation.

Supply support for MC56F82623VLC 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 company specializing in secure connectivity solutions for automotive, industrial, and IoT applications.

The MC56F826xx family delivers integrated digital signal control for real-time motor and power conversion systems, combining DSP performance with MCU flexibility in a single-chip solution optimized for cost-sensitive, high-reliability embedded control.

FAQ

What is the maximum operating frequency of the MC56F82623VLC core?

The MC56F82623VLC core operates at up to 100 MHz in fast mode, delivering 100 MIPS performance. In normal mode, it runs at up to 50 MHz. This dual-frequency capability allows dynamic trade-offs between processing throughput and power consumption depending on real-time workload demands within the MC56F82623VLC application environment.

Does the MC56F82623VLC support hardware-based motor control peripherals?

Yes, the MC56F82623VLC includes dedicated hardware for motor control: a FlexPWM module with up to 6 outputs, configurable deadtime and complementary pairs; dual 12-bit ADCs with programmable gain amplifiers; and inter-module crossbar for direct PWM-triggered ADC sampling. These features enable precise, low-latency execution of BLDC and PMSM control loops without CPU intervention in the MC56F82623VLC.

What are the analog input capabilities of the MC56F82623VLC?

The MC56F82623VLC integrates two independent 12-bit cyclic ADCs, each supporting 3 external analog input channels (total 6 unique analog inputs). Each ADC includes a programmable x1/x2/x4 pre-amplifier and supports sequential, parallel, or independent scan modes. Conversion results can be synchronized to PWM events via the crossbar, ensuring accurate current sensing timing in the MC56F82623VLC.

Is the MC56F82623VLC pin-compatible with other members of the MC56F826xx family?

The MC56F82623VLC shares the same 32-pin LQFP package and pinout with MC56F82643VLC, making them functionally and physically interchangeable. However, it is not pin-compatible with 48-pin variants like MC56F82646VLF due to differing pin counts and peripheral mappings. Always verify GPIO and peripheral assignments against the MC56F82623VLC-specific signal description table before substitution.

What watchdog features does the MC56F82623VLC provide for safety-critical applications?

The MC56F82623VLC includes two independent watchdog systems: a windowed COP (Computer Operating Properly) module compliant with EN60730, and an External Watchdog Monitor (EWM) with dedicated EWM_OUT_b output. The EWM can force external power stages into safe state without affecting CPU operation, providing layered fault containment essential for industrial safety requirements in the MC56F82623VLC.