DSP56F803BU80E

Microcontrollers Overview

The DSP56F803BU80E is a 16-bit Digital Signal Controller based on the 56800 core, operating at up to 80 MHz with 40 MIPS performance. It features 31.5K x 16 Program Flash, 512 x 16 Program RAM, 4K x 16 Data Flash, and 2K x 16 Data RAM. The device includes a 6-channel PWM module, two 12-bit ADCs, CAN 2.0B, SCI, SPI, and a Quadrature Decoder. It utilizes a single 3.3V supply and is housed in a 100-pin LQFP package.

Microcontrollers Feature Summary

• Integrates 16-bit 56800 core with dual Harvard architecture for parallel instruction execution
• Includes hardware DO and REP loops with single-cycle MAC operations
• Features fault-tolerant PWM with dead time insertion and distortion correction
• Supports external memory expansion via dedicated address and data buses

Microcontrollers Applications

• Motor control for ACIM, BDC, BLDC, SRM, VRM, and stepper motors
• Smart appliances and industrial automation systems
• Automotive engine management and power supply control
• Remote utility metering and noise suppression applications

Microcontrollers Procurement Notes

Verify RoHS compliance status as indicated by the 'E' suffix in ordering information. Confirm package type matches the 100-pin LQFP specification. Check datasheet revision history for any addendum updates regarding thermal or electrical design considerations before finalizing implementation.

Microcontrollers Selection Notes

Select this component when high-performance DSP processing combined with MCU peripherals is required. Ensure application needs align with the 80 MHz maximum frequency and available memory sizes. Verify that the 100-pin package fits the board layout constraints and that the 3.3V supply voltage meets system requirements.

Microcontrollers Part Context

This part belongs to the 56F803 family within the 56800 core-based processor lineup. It combines DSP processing power with microcontroller functionality in a unified C-efficient architecture. The family targets cost-effective solutions for motion control, smart appliances, and industrial applications requiring flexible peripheral configurations.

Microcontrollers Replacement Considerations

Consult NXP authorized distributors for availability as the product lifecycle status may be End-of-Life. Verify pin compatibility and software migration paths if substituting with other members of the 56F8xx series.