NXP Semiconductors MC56F83769AMLLA

Overview

MC56F83769AMLLA from NXP Semiconductors is a 32-bit digital signal controller (DSC) based on the 56800EX core, delivering 100 MIPS at 100 MHz for real-time motor control and power conversion. It integrates dual 12-bit ADCs (8+2 external/internal channels), two eFlexPWM modules with NanoEdge 312 ps resolution, and one FlexCAN module supporting CAN-FD. It targets industrial inverters, BLDC/PMSM motor drives, and solar inverter systems requiring deterministic timing and analog integration.

For engineers reviewing the MC56F83769AMLLA datasheet, MC56F83769AMLLA pinout, MC56F83769AMLLA application, or MC56F83769AMLLA equivalent, key selection criteria include its 128 KB dual-partition flash with ECC, -40°C to 125°C M-temperature grade operation, 80-pin LQFP package, and integrated USB 2.0 device controller with on-chip PHY - all critical for automotive-grade embedded control designs.

Technical Context

The MC56F83769AMLLA implements a unified 32-bit 56800EX DSP/MCU architecture with three internal address buses and four data buses, enabling concurrent instruction fetch and dual data access per cycle. Its dual eFlexPWM modules support independent top/bottom deadtime insertion, fractional delay for edge placement, and hardware-triggered synchronization with ADC or timers.

Analog subsystem includes two 12-bit cyclic ADCs with programmable x1/x2/x4 gain amplifiers and 25 MHz max clock, plus four comparators each with an 8-bit DAC reference and hysteresis control. The FlexCAN module provides 32 configurable message buffers and full CAN-FD protocol compliance, while the inter-module crossbar enables flexible routing of events between peripherals without CPU intervention.

Key Specifications

Pinout & Package

MC56F83769AMLLA uses an 80-pin LQFP package (12 mm × 12 mm, 0.5 mm pitch) with exposed thermal pad. Pin functions are multiplexed via GPIO_PER and SIM GPSx registers; primary reset state assigns pins to core peripherals including eFlexPWM, ADC, and communication interfaces.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC5606B and TMS320F280049C, MC56F83769AMLLA uniquely combines AEC-Q100 M-grade qualification, CAN-FD, integrated USB PHY, and 312 ps NanoEdge PWM in an 80-pin LQFP - making it optimal for space-constrained, safety-aware, and high-switching-frequency power electronics.

Availability

MC56F83769AMLLA is available at Aetrix Electronics and suitable for industrial motor drives, solar inverters, and automotive onboard chargers requiring stable component supply, long-term lifecycle support, and AEC-Q100 compliance.

Supply support for MC56F83769AMLLA 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 expertise in microcontrollers, RF, and analog technologies.

The MC56F837xx family belongs to NXP's high-performance digital signal controller product line, designed specifically for real-time control of power electronics, motor drives, and energy conversion systems demanding both DSP-level computation and MCU-level peripheral integration.

FAQ

What is the maximum operating frequency and core architecture of the MC56F83769AMLLA?

The MC56F83769AMLLA features a 32-bit 56800EX digital signal controller core rated for up to 100 MHz operation, delivering 100 MIPS performance. Its modified dual Harvard architecture includes three address buses and four data buses, enabling concurrent instruction fetch and dual data accesses per cycle - essential for deterministic execution in motor control loops. This architecture is implemented in the MC56F83769AMLLA to support real-time processing of FOC algorithms and high-speed PWM modulation.

Does the MC56F83769AMLLA support CAN-FD, and how many message buffers does its FlexCAN module provide?

Yes, the MC56F83769AMLLA integrates a FlexCAN module fully compliant with the CAN with Flexible Data Rate (CAN-FD) protocol specification. It provides 32 configurable message buffers, each supporting up to 64 bytes of payload in FD mode. These buffers can be individually assigned as transmit or receive endpoints and are backed by dedicated SRAM with mask registers - a capability confirmed in the MC56F837XXDS datasheet and directly applicable to the MC56F83769AMLLA variant.

What analog peripherals are integrated into the MC56F83769AMLLA, and what is their resolution and channel count?

The MC56F83769AMLLA integrates two independent 12-bit cyclic analog-to-digital converters (ADCs), each supporting eight external and two internal input channels. Both ADCs feature a programmable gain amplifier with x1/x2/x4 settings and operate at up to 25 MHz clock frequency. Additionally, it includes four analog comparators with integrated 8-bit DAC references and two 12-bit digital-to-analog converters - all confirmed for the MC56F83769AMLLA in the family datasheet Table 1 and peripheral highlights section.

What is the package type and pin count of the MC56F83769AMLLA, and is it AEC-Q100 qualified?

The MC56F83769AMLLA is housed in an 80-pin LQFP package (12 mm × 12 mm, 0.5 mm pitch) and is AEC-Q100 qualified to Grade 0 (–40°C to +125°C ambient temperature). This qualification is explicitly stated for the "MC56F837xxA" suffix variants in the datasheet, and the "A" in MC56F83769AMLLA confirms its inclusion in the AEC-Q100 qualified subset of the family.

Does the MC56F83769AMLLA include an integrated USB controller, and what modes does it support?

Yes, the MC56F83769AMLLA includes a USB 2.0 controller with an integrated PHY supporting Low Speed (1.5 Mbps) and Full Speed (12 Mbps) device-mode operation only. It uses the on-chip 48 MHz IRC oscillator with clock recovery to eliminate the need for an external crystal. This USB interface is documented in the MC56F837XXDS datasheet Section 1.5.12 and applies directly to the MC56F83769AMLLA as a member of the MC56F837xxA series.