NXP Semiconductors MC56F8245VLD

Overview

MC56F8245VLD from NXP (formerly Freescale) is a 16-bit digital signal controller (DSC) with 56800E core, 60 MHz operation, 48 KB Flash, 6 KB RAM, and integrated eFlexPWM, dual 8-channel 12-bit ADCs, and PGAs-designed for real-time motor control and switched-mode power supply regulation in industrial inverters and BLDC drives.

For engineers reviewing the MC56F8245VLD datasheet, MC56F8245VLD pinout, MC56F8245VLD application, or MC56F8245VLD equivalent, key selection criteria include PWM resolution and timing precision, ADC channel count and PGA gain options, CAN 2.0B interface support, and LQFP-44 package compatibility with thermal and layout constraints in compact power electronics designs.

Technical Context

The MC56F8245VLD implements a dual-Harvard architecture 56800E core with deterministic 60 MHz instruction execution and hardware loop support, enabling sub-microsecond interrupt latency critical for field-oriented control (FOC) loops. It integrates eFlexPWM modules with independent dead-time insertion, quadrature encoder inputs, and fault protection logic tied to analog comparators and ADC triggers.

Its system-level integration includes an inter-module crossbar switch (XBAR) that routes ADC results directly to PWM reload registers or timer compare values, and supports concurrent CAN 2.0B communication alongside high-resolution analog acquisition-eliminating software overhead in closed-loop energy conversion systems.

Key Specifications

Pinout & Package

MC56F8245VLD is housed in a 44-pin LQFP package (10 mm × 10 mm, 0.8 mm pitch), optimized for thermal dissipation in enclosed power modules and compatible with standard reflow profiles for industrial PCB assembly.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MC56F8255VLD, the MC56F8245VLD trades 16 KB Flash and 2 KB RAM for lower unit cost and identical real-time peripheral performance; versus TMS320F28027FPTT, it offers integrated CAN and smaller footprint at the expense of 32-bit math throughput and CLA-assisted control loop offload.

Availability

MC56F8245VLD is available at Aetrix Electronics and suitable for industrial motor drives, switched-mode power supplies, and solar microinverters requiring stable component supply across extended temperature ranges (−40°C to +105°C) and long production lifecycles.

Supply support for MC56F8245VLD 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 applications, with deep heritage in microcontrollers and digital signal processing.

The MC56F82xx family was engineered specifically for cost-sensitive, high-efficiency power conversion and motor control-integrating DSP-grade math capability with MCU-level peripherals in a single die to replace discrete controller + PWM + ADC combinations.

FAQ

What is the maximum operating frequency of the MC56F8245VLD core?

The MC56F8245VLD features a 56800E core rated for 60 MHz operation. This frequency is achieved using the on-chip PLL locked to an external 4–8 MHz crystal oscillator. The MC56F8245VLD maintains deterministic instruction timing at this speed, enabling sub-microsecond interrupt response essential for real-time motor commutation and SMPS regulation loops.

Does the MC56F8245VLD support CAN communication?

Yes, the MC56F8245VLD integrates a full CAN 2.0B controller with message buffers, error counters, and bit-rate auto-detection. It does not include a physical transceiver, so an external CAN driver (e.g., TJA1042) is required. The MC56F8245VLD's CAN module supports multi-node synchronization in distributed motor control systems and diagnostic reporting in industrial power converters.

How many analog-to-digital converter channels does the MC56F8245VLD have?

The MC56F8245VLD includes two independent 12-bit ADC modules-ADCA and ADCB-each with eight input channels, for a total of 16 configurable analog inputs. Both ADCs support simultaneous sampling and programmable gain amplifiers (x1/x2/x4), allowing direct interface to shunt resistors and voltage dividers without external signal conditioning circuitry in the MC56F8245VLD design.

What package type is used for the MC56F8245VLD?

The MC56F8245VLD is supplied in a 44-pin LQFP package (10 mm × 10 mm, 0.8 mm pitch) rated for operation from −40°C to +105°C. This package provides adequate thermal performance for convection-cooled motor drive and power supply applications and is compatible with standard surface-mount assembly processes used in industrial electronics manufacturing for the MC56F8245VLD.

Is there on-chip flash memory with EEPROM emulation capability in the MC56F8245VLD?

Yes, the MC56F8245VLD includes 48 KB of on-chip program flash memory with built-in EEPROM emulation functionality. This allows non-volatile storage of calibration data, runtime parameters, or fault logs without external memory chips. The MC56F8245VLD's flash controller supports wear leveling and secure write protection, making it suitable for field-updatable control algorithms in safety-critical power systems.