DSP56311VL150R2

Digital Signal Processor Dsp Overview

The DSP56311VL150R2 is a 24-bit digital signal processor from the DSP56300 family, manufactured by NXP USA Inc. It features a high-performance core operating at up to 150 MHz with a 1.8 V core and independent 3.3 V I/O power. The device delivers up to 150 MMACS, reaching 300 MMACS when utilizing the Enhanced Filter Coprocessor (EFCOP). Key architectural elements include a fully pipelined 24x24-bit MAC, a 56-bit barrel shifter, and a direct memory access controller with six channels. Internal memory configuration includes programmable Program RAM, X/Y Data RAM, and an instruction cache.

Digital Signal Processor Dsp Feature Summary

• DSP56300 Core: 150 MMACS performance with 1.8V core and 3.3V I/O; object code compatible with DSP56000.
• Enhanced Filter Coprocessor (EFCOP): Parallel execution of filtering algorithms for up to 300 MMACS total throughput.
• Memory Architecture: Programmable internal RAM totaling 128K x 24 bits, including configurable Program RAM and Instruction Cache.
• Peripherals: Includes HI08 host interface, two ESSI ports, SCI, triple timer, and six-channel DMA controller.

Digital Signal Processor Dsp Applications

• Wireless and wireline infrastructure applications
• Multi-channel wireless local loop systems
• High-speed modem banks
• IP telephony

Digital Signal Processor Dsp Procurement Notes

Verify the specific ordering suffix 'R2' against official documentation to confirm packaging details or lead-free status. Ensure compatibility with the required 1.8 V core and 3.3 V I/O power supplies during design integration. Confirm that the MAP-BGA package dimensions meet the target PCB layout constraints.

Digital Signal Processor Dsp Selection Notes

Select this component for applications requiring parallel filter processing via the EFCOP. Consider the programmable memory split between Program RAM, Data RAM, and Instruction Cache based on algorithm requirements. Ensure the design supports the necessary external decoupling for multiple isolated power domains (VCCQL, VCCQH, etc.).

Digital Signal Processor Dsp Part Context

This part belongs to the Freescale/NXP DSP56300 family, which is designed for general filtering operations in network applications. The DSP56311 specifically targets scenarios needing large internal memory and high throughput, leveraging the EFCOP to accelerate echo cancellation and convolution algorithms without impacting channel throughput.

Digital Signal Processor Dsp Replacement Considerations

Check for other members of the DSP56300 family with similar memory configurations and clock speeds. Verify pinout compatibility if substituting within the same package type. Ensure any replacement maintains support for the required 24-bit data bus width and peripheral interfaces like ESSI and HI08.