MC56F81866AMLFA

Digital Signal Processor Dsp Overview

The MC56F81866AMLFA is a digital signal controller from the NXP MC56F81xxxL family, built on the 32-bit 56800EX core. It features 128 KB of flash memory and 20 KB of RAM, operating at up to 100 MHz in fast mode. The device includes two 12-bit ADCs with programmable gain amplifiers, two operational amplifiers, four analog comparators, and one 12-bit DAC. Communication interfaces comprise two LPI2C modules supporting Full PMBus, two QSCI modules with LIN slave functionality, and one QSPI module. It utilizes a 48-pin LQFP package and supports an ambient temperature range of -40°C to 105°C.

Digital Signal Processor Dsp Feature Summary

• 32-bit 56800EX DSP core with up to 100 MIPS performance
• 128 KB Flash and 20 KB RAM with flexible memory mapping
• High-resolution eFlexPWM with NanoEdge placement (312 ps resolution)
• Dual 12-bit ADCs with x1/x2/x4 PGA and dual OPAMPs

Digital Signal Processor Dsp Applications

• Industrial control systems
• Motion control applications
• General-purpose inverters
• Switched-mode power supply and power management
• Solar inverters

Digital Signal Processor Dsp Procurement Notes

Verify the complete part number against official NXP documentation to ensure correct package type and temperature grade. Confirm that the 'A' suffix aligns with specific manufacturing or revision requirements defined in the datasheet. Check for current availability status as product lifecycles may change.

Digital Signal Processor Dsp Selection Notes

Select this component for applications requiring combined DSP and MCU capabilities within a single chip. Ensure the design accommodates the 2.7 V to 3.6 V supply voltage range. Verify that the 48-pin LQFP package fits the PCB layout constraints and that the thermal dissipation meets the -40°C to 105°C operating requirement.

Digital Signal Processor Dsp Part Context

This model belongs to the MC56F81xxxL series, which integrates high-performance peripherals such as eDMA, CRC generators, and advanced timers. The family is designed to replace separate DSP and MCU solutions by providing unified C-efficient architecture and extensive analog integration on a single die.

Digital Signal Processor Dsp Replacement Considerations

Compatible substitutes within the same family include MC56F81768AMLFA and MC56F81668AMLFA, which share the 56800EX core but differ in memory size and peripheral counts. Cross-family replacements require verification of pin compatibility and software migration efforts.