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DSP56301VF100 - 100MHz 24-bit Fixed-Point DSP, 252-MAPBGA | NXP
DSP56301VF100

DSP56301VF100 - 100MHz 24-bit Fixed-Point DSP, 252-MAPBGA | NXP

The NXP DSP56301VF100 is a 24-bit fixed-point digital signal processor from the DSP56300 family, operating at 100 MHz (100 MIPS) and packaged in a 252-pin MAPBGA (21x21 mm). It features 24 kB of on-chip RAM, 9 kB of on-chip ROM, and a Triple Timer block alongside Host Interface, SSI, and SCI peripherals. A Digital Signal Processor (DSP) is a specialized microprocessor whose architecture is optimized for the numeric-intensive, real-time computations required by audio codecs, modems, and video pipelines. Fixed-point DSPs represent values in integer or fractional binary form, trading the dynamic range of floating-point parts for lower cost, lower power, and deterministic cycle counts per MAC operation. The DSP56300 family sits within NXP's broader portfolio of programmable DSPs and is widely deployed in multimedia and telecommunication systems such as video conferencing and cellular telephony. Key features of the DSP56301VF100 include 100 MIPS core throughput, parallel X/Y data paths each 24 bits wide, a three-module timer block, an integrated Host Interface for glueless connection to external microcontrollers, plus SSI and SCI serial ports. The 3.3 V I/O supply simplifies interfacing to modern logic, and the 252-MAPBGA package provides dense pinout for high-bandwidth designs. Internally, the DSP56301 uses a dual- Harvard architecture with separate program and data memories, allowing simultaneous instruction fetch and operand read. The 24-bit native data word provides 144 dB of internal dynamic range - significantly more headroom than typical 16-bit parts - making it suitable for professional audio codecs and echo cancellers. Typical applications include general-purpose DSP modules, voice-band audio processing, multimedia codecs, video conferencing front-ends, and telecommunication modems. The part is particularly well-suited where deterministic, low-latency 24-bit processing is required. When designing with this part, plan the PCB layout around the 252-ball MAPBGA escape routing and provide solid ground reference under the package. The Host Interface must be configured for the chosen host bus protocol in software, and unused SSI/SCI pins should be terminated to avoid floating inputs. This page synthesizes distributor pricing, drop-in DSP56300-family alternatives, and practical design notes not consolidated in the manufacturer datasheet alone, giving engineers a single reference for sourcing, replacement, and lifecycle decisions.

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DSP56303AG100 - 24-Bit DSP 100MHz 144-LQFP | NXP Semiconductors
DSP56303AG100

DSP56303AG100 - 24-Bit DSP 100MHz 144-LQFP | NXP Semiconductors

The NXP DSP56303AG100 is a 24-bit fixed-point digital signal processor running at 100 MHz, housed in a 144-pin LQFP (Low-profile Quad Flat Pack) package measuring 20x20 mm. It is built on the DSP56300 family core architecture, delivering up to 100 MIPS with a 24-bit data word and 56-bit accumulators, optimized for telecommunications, audio processing, and general DSP workloads. A digital signal processor (DSP) is a specialized microprocessor optimized for numerical computation on sampled analog signals. The DSP56300 family accelerates Multiply-Accumulate (MAC) operations through dedicated hardware, executes one instruction per clock cycle, and offers deterministic interrupt latency for real-time control. Within the broader taxonomy, this part sits at: DSP -> programmable DSP -> fixed-point DSP -> 24-bit DSP -> embedded processor -> semiconductor. DSPs differ from general-purpose microcontrollers by their Harvard memory architecture and on-chip multiplier-accumulators, which deliver far higher throughput per MHz for signal processing tasks than an MCU of the same clock speed. The DSP56303AG100 integrates 24 KB of on-chip Program/Data RAM, 24 KB of additional X/Y data RAM, a small boot ROM (576 bytes), a Host Interface (HI08), two Enhanced Synchronous Serial Interfaces (ESSI0/1), a Serial Communications Interface (SCI), and a Triple Timer module. The core operates at 1.8V internally with 3.3V I/O, supporting mixed-voltage system integration typical of early-2000s telecom and audio boards. Architecturally, the device pairs a barrel shifter, address ALU, and instruction cache to sustain 100 MIPS sustained throughput, with a 24-bit external data bus for external memory expansion. The dedicated coprocessor-style addressing modes (with bit-reversed addressing) make it well suited to FFT and DCT kernels used in voice codecs and audio effects. Typical applications include multi-line voice/data/fax processing, video conferencing endpoints, professional audio equipment, V.90/xDSL modem engines, and general-purpose industrial control DSPs. This part has reached End-of-Life per NXP discontinuance notice, so existing designs must plan around last-time-buy inventory or qualified drop-in replacements. A practical design consideration: the 144-LQFP requires a 0.5 mm pitch footprint and a 4-layer PCB for clean signal integrity on the external memory bus. Decoupling must be tight, with one 100 nF ceramic per VDDQ pin. This page synthesizes the NXP discontinuance notice, distributor stock, drop-in alternatives verified from web cross-references, and design notes that go beyond the raw content of the manufacturer data sheet.

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DSP56303AG100R2 - 100MHz 24-Bit DSP, 144-LQFP | NXP
DSP56303AG100R2

DSP56303AG100R2 - 100MHz 24-Bit DSP, 144-LQFP | NXP

The NXP DSP56303AG100R2 is a 24-bit fixed-point digital signal processor (DSP) from the DSP56300 family, clocked at 100 MHz and housed in a 144-pin LQFP (20x20 mm) package. It delivers up to 100 MIPS of processing throughput, integrating 24 KB of on-chip data RAM, 576 bytes of bootstrap ROM, and a triple-timer module for system event scheduling. The device targets cost-sensitive, high-performance signal-processing applications where deterministic real-time response and low power dissipation are required. A digital signal processor (DSP) is a specialized microprocessor architecture optimized for the rapid arithmetic operations required by digital filters, codecs, modems, and audio/speech algorithms. Unlike general-purpose CPUs, DSPs feature single-cycle multipliers, dedicated accumulators, and Harvard-style memory architectures that allow simultaneous program and data fetches. The DSP56300 family specifically introduced an object-oriented programming model and aggressive clocking (up to 150 MHz in later siblings) to enable a new generation of wireless, telecommunications, and multimedia products. Key features of the DSP56303AG100R2 include the 100 MHz core clock, on-chip Host Interface (HI08), two Enhanced Synchronous Serial Interfaces (ESSI), a Serial Communications Interface (SCI), and a 24-bit data path with hardware DO/LOOP hardware accelerators. The 1.8 V core / 3.3 V I/O split-rail design reduces power dissipation while maintaining compatibility with 3.3 V external logic, and the wide operating temperature range supports industrial-grade deployments. Architecturally, the DSP56303 implements a 24-bit data ALU with a 56-bit accumulator, supporting fractional two's-complement arithmetic natively. The integrated Memory Expansion Area allows external program and data memory to be mapped linearly, simplifying glue-logic design. The peripheral set (ESSI/SCI/HI08/Timer) is accessed through a unified interrupt controller that supports prioritized, vectored interrupts, minimizing ISR latency for real-time control loops. Typical applications include multi-line voice/data/fax processing, video conferencing endpoints, professional audio processing, general-purpose digital control systems, and embedded modems. The 100 MHz speed grade is well suited to voice-band codecs and basic speech recognition tasks, while remaining within the thermal envelope of a fan-less enclosure. When designing with this device, allocate PCB real estate for the external memory bus; even with 24 KB on-chip RAM, many telecom workloads require an external SRAM or SDRAM. Decoupling must follow the datasheet recommendations (typically 0.1 µF + bulk per rail) and JTAG boundary-scan access should be brought out for production test. This page synthesizes distributor stock and lead-time signals, cross-references drop-in alternatives, and supplies practical design notes not found in the bare manufacturer datasheet.

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DSP56303VF100 - 24-Bit 100MHz/100MIPS DSP | NXP | BGA-196
DSP56303VF100

DSP56303VF100 - 24-Bit 100MHz/100MIPS DSP | NXP | BGA-196

The NXP DSP56303VF100 is a 24-bit fixed-point Digital Signal Processor (DSP) from the DSP56300 core family, delivering 100 MIPS at a 100 MHz core clock in a 196-ball LBGA (15x15 mm) package. The device combines a single-clock-cycle-per-instruction engine with a 24-bit data word and 24-bit address space, paired with 24 KB of on-chip RAM and 576 bytes of bootstrap ROM. It targets high-performance audio, telecommunication, and general-purpose signal processing workloads. A Digital Signal Processor (DSP) is a specialized microprocessor whose architecture is optimized for the mathematical operations that dominate signal-processing algorithms - multiply-accumulate, convolution, and Fast Fourier Transforms. Unlike general-purpose microcontrollers, a DSP exposes dedicated hardware MAC units, multiple memory banks, and zero-overhead looping, mapping onto the hierarchy: DSP -> programmable CMOS processor -> microprocessor -> semiconductor IC. The DSP56300 family is the third-generation Motorola/Freescale/NXP 24-bit DSP architecture, succeeding the DSP56000 and DSP56100 lines. Key features include 100 MIPS sustained throughput, dual 24-bit data ALU paths (X/Y memory and registers), an integrated Host Interface (HI08), Enhanced Synchronous Serial Interface (ESSI), and Serial Communications Interface (SCI). The I/O ring runs at 3.3 V while the internal core operates at lower voltage, allowing low-power CMOS signal swings with simple 5 V-tolerant glue to legacy peripherals. The device supports a 24-bit program/data address space and includes a triple timer module, an external memory expansion port, and a JTAG/OnCE debug interface. Architecturally, the DSP56303 uses a modified Harvard architecture with separate program and data memory buses, hardware DO/REP loops, and a barrel shifter. Each instruction completes in a single clock cycle, enabling deterministic execution time that simplifies real-time codec and modem design. According to the DSP56303 datasheet, the device includes a Phase-Locked Loop (PLL) for flexible clock generation and a low-power standby mode for power-sensitive embedded designs. Typical applications include multi-line voice-over-IP (VoIP) and PSTN codecs, audio processing (mixing, equalization, echo cancellation), videoconferencing endpoints, modems and fax processing, and general-purpose real-time control. The wide memory space and Host Interface make it well suited as a co-processor to a host CPU. When designing with this part, allocate PCB routing budget for the 196-ball LBGA - a four-layer minimum stack with controlled-impedance traces is recommended, and decoupling must use 0.1 uF ceramics placed as close as possible to every power ball. Plan for EOL-aware sourcing, as this DSP family is mature and new designs should validate long-term availability. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSP56311VF150 - 150MHz 24-Bit Fixed-Point DSP | NXP
DSP56311VF150

DSP56311VF150 - 150MHz 24-Bit Fixed-Point DSP | NXP

The NXP DSP56311VF150 is a 24-bit fixed-point digital signal processor from the Symphony DSP56300 family, operating at 150 MHz core clock (300 MMACS) and packaged in a 196-ball MAP-BGA (15x15). It integrates 384 KB of on-chip RAM, a 576-byte bootstrap ROM, and an Enhanced Filter Coprocessor (EFCOP) that runs filter algorithms in parallel with the core, doubling effective channel density for networking and wireless infrastructure workloads. A digital signal processor (DSP) is a specialized microprocessor whose architecture (separate program and data memories, single-cycle MAC, hardware looping) is optimized for numeric-intensive real-time workloads such as FIR/IIR filtering, FFTs, and modem baseband processing. The DSP56311 belongs to the broader taxonomy: fixed-point DSP -> DSP -> embedded processor -> microcontroller/MCU -> semiconductor IC. Within the DSP56300 family it sits at the high-memory end of the 56300 roadmap, replacing external SRAM with on-chip memory to simplify board layout. Key features include 300 MMACS sustained throughput, a six-channel DMA engine, separate Host Interface (HI), Synchronous Serial Interface (SSI), and Serial Communication Interface (SCI) ports, 3.3 V I/O with TTL-compatible inputs, and an address generation unit that supports modulo and bit-reverse addressing. The EFCOP executes Viterbi and convolutional filter kernels without consuming core cycles, allowing a single DSP56311 to process multiple voice or data channels simultaneously. Architecturally, the DSP56311 uses a Harvard-style dual-memory design (24-bit program and 24-bit data paths), instructions decoded from ROM and held in an instruction cache, plus dual prefetch queues. This eliminates von Neumann bottleneck effects and yields deterministic single-cycle MAC performance. Typical applications include multi-channel voice-over-IP gateways, DSL and cable modem baseband processing, wireless base station channel cards, and industrial audio processing. Programming is supported by the Symphony/freescale SDK with optimized filter and codec libraries.

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DSP56311VL150 - 150 MHz 24-bit Fixed-Point DSP | NXP | Audio
DSP56311VL150

DSP56311VL150 - 150 MHz 24-bit Fixed-Point DSP | NXP | Audio

The NXP DSP56311VL150 is a 24-bit fixed-point digital signal processor delivering up to 150 MMACS at a 150 MHz core clock, housed in a 196-ball LBGA (15x15 mm) package with a 1.8 V core supply and 3.3 V I/O supply. Built on the DSP56000 object-code-compatible core, it includes six channel DMA, a bootstrap ROM, an external bus interface, an instruction cache, and an EFCOP hardware filter coprocessor capable of doubling throughput to 300 MMACS for filtering workloads. An audio-compression and effects DSP (Digital Signal Processor) is a specialized microprocessor optimized for high-speed numerical computation on streaming data such as audio samples, using a Harvard architecture that separates program and data memory to sustain an instruction-execution rate far higher than general-purpose CPUs. The DSP56000 family sits in the broader hierarchy of audio DSP -> fixed-point DSP -> embedded DSP -> microcontroller -> semiconductor. Like SRAM-based controllers, it executes deterministic instruction cycles ideal for codec and effects pipelines, while differing from general-purpose MCUs through hardware MAC units, dedicated address-generation units, and zero-overhead looping. Key features include a 24-bit x 24-bit multiplier-accumulator, an instruction cache, a six-channel DMA controller, an external address bus switch for memory expansion, and a programmable memory expansion area (program RAM plus cache, PM_EB). The device supports 150 MHz operation across industrial temperature grades and provides robust glue logic for connecting to external SRAM, SDRAM, and host processors. The filter coprocessor (EFCOP) offloads FIR/IIR convolution workloads so the main core can run control code concurrently. Typical applications include multi-channel audio processing, voice-over-IP codecs, networking infrastructure (echo cancellers, modem pools, V.90/V.92), wireless baseband preprocessing, and professional audio effects units. Its object-code compatibility with the DSP56000 allows reuse of legacy audio libraries and codec binaries while delivering higher throughput. When designing with this device, allocate PCB area for the 196-ball LBGA and provide adequate decoupling (at least 10 uF bulk plus 100 nF ceramic at each supply pin). The 1.8 V core and 3.3 V I/O rails should be sequenced core-first then I/O to prevent bus contention during power-up. Because the part is end-of-life and stocked only in legacy channels, plan for last-time-buy and qualification to a successor. This page synthesizes distributor pricing from DigiKey and Mouser, drop-in alternatives in the same 196-LBGA footprint, and practical design notes not found in the manufacturer datasheet summary.

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DSP56321VF200 - 24-Bit 200MHz DSP with EFCOP | NXP
DSP56321VF200

DSP56321VF200 - 24-Bit 200MHz DSP with EFCOP | NXP

The NXP DSP56321VF200 is a 24-bit fixed-point Digital Signal Processor (DSP) from the DSP56300 family, operating at 200 MHz with an enhanced filter coprocessor (EFCOP), housed in a 196-ball MAPBGA package (15 mm x 15 mm, 1 mm pitch). It features 576 KB of on-chip RAM, 576 bytes of bootstrap ROM, and executes DSP56000-compatible code with a single clock cycle per instruction engine. A Digital Signal Processor (DSP) is a specialized microprocessor designed for high-throughput numerical computation on sampled analog signals, typically used in audio, voice, voiceband modems, and real-time control systems. Within the broader taxonomy, the DSP56321 sits at the intersection of programmable DSP -> embedded DSP -> 24-bit fixed-point DSP -> communications DSP, with EFCOP acceleration positioning it for filtering-heavy workloads such as xDSL, VoIP, and audio processing. Key features include an integrated Enhanced Filter Coprocessor (EFCOP) that executes multiply-accumulate (MAC) filter operations in parallel with the core, a six-channel DMA controller, an instruction cache, a 24-bit address space, and a barrel shifter. The device integrates Host Interface, Synchronous Serial Interface (SSI), and Serial Communications Interface (SCI) peripherals, and supports a 3.30 V I/O voltage with an internal core voltage. The 196-MAPBGA package with 1 mm ball pitch supports automated SMT assembly while providing the thermal headroom for sustained DSP workloads. The DSP56321 architecture leverages dual Harvard-style program and data memories, each 24 bits wide, enabling single-cycle instruction fetch and dual-data operand reads - critical for filter kernels such as FIR and LMS. The EFCOP is hardwired for half-band, FIR, and lattice filters, offloading these operations from the main core and effectively increasing channel density in multi-channel applications like central office xDSL line cards. Typical applications include networking equipment (xDSL modems, central office line cards), security encryption subsystems, home entertainment audio processors, voice-over-IP (VoIP) gateways, and industrial motor control. The single-cycle engine plus EFCOP acceleration makes it particularly suited to multi-channel voice and audio processing where deterministic throughput is required. When designing with this part, evaluate whether the 196-MAPBGA package can be assembled in-house or requires subcontract assembly, as 1 mm pitch BGA demands precise reflow profiles and X-ray inspection. The device has reached End of Life per NXP's product page, so long-lived designs should qualify a replacement part concurrently with new product introduction. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers evaluate whether the DSP56321VF200 remains viable for production despite its EOL status.

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DSP56321VF220 - 24-bit DSP, 220MHz/440MMACS | NXP | MAP-BGA-196
DSP56321VF220

DSP56321VF220 - 24-bit DSP, 220MHz/440MMACS | NXP | MAP-BGA-196

The NXP DSP56321VF220 is a 24-bit fixed-point Digital Signal Processor (DSP) operating at 220MHz (440MMACS) in a 196-ball MAP-BGA (15x15mm, 1mm pitch) package, targeting network audio and general-purpose filtering applications. It integrates an Enhanced Filter Coprocessor (EFCOP), 576kB on-chip RAM, and a 576B ROM, with a 3.30V I/O interface and a separate core voltage rail. A Digital Signal Processor (DSP) is a specialized microprocessor designed to perform numeric computation—most commonly fixed-point or floating-point multiply-accumulate operations—at deterministic real-time speed. Within the embedded hierarchy, a DSP sits between a general-purpose microcontroller (which excels at control flow) and an ASIC/FPGA (which excels at parallel data-path fabric): where an MCU does "1 thing at a time, well," and an ASIC does "many things simultaneously, but only the things you built it for," a DSP does "the same math on the same kind of data, very fast, every time." The DSP56321VF220 belongs to the DSP56300 family of programmable DSPs, supporting network applications with general filtering operations by running the core and EFCOP concurrently to deliver more channels per device. Key features of the DSP56321VF220 include a 24-bit × 24-bit Program RAM area, an Instruction Cache, an Address Generation Unit (AGU) per memory space, six-channel DMA, a Bootstrap ROM, an External Address Bus Switch, an External Bus Interface, and a Host/SSI/SCI interface mix. The integrated EFCOP off-loads filter algorithms so the core can continue foreground processing, effectively doubling per-cycle filtering throughput compared to a single-core implementation. The architecture is a Harvard-style DSP56300 core with parallel memory spaces (X, Y, P) supporting three concurrent memory accesses per instruction cycle, which is the source of the 440MMACS figure (2 × 220MHz). The chip targets network audio codecs, modem echo cancellation, and general-purpose FIR/IIR filtering at sample rates up to the audio band and beyond. Typical applications include network audio processing (VoIP, conferencing, broadcast audio), modem and echo cancellation front-ends, professional audio effects units, and industrial control loops that benefit from deterministic DSP performance. The wide operating temperature range suits outdoor telecom equipment. When designing with this DSP, ensure you have an external program and data memory budget appropriate for the algorithm—576kB on-chip RAM is shared across program/data, so larger applications require external SRAM/SDRAM. Decoupling the 3.30V I/O rail from the internal core rail with ferrite beads and bulk capacitance is also essential to keep noise out of the timing-sensitive PLL. This page synthesizes distributor pricing, drop-in alternatives within the DSP56300 family, and practical design notes not found in the manufacturer datasheet.

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DSP56321VF240 - 240MHz 24-bit DSP, 196-MAPBGA | NXP Semiconductors
DSP56321VF240

DSP56321VF240 - 240MHz 24-bit DSP, 196-MAPBGA | NXP Semiconductors

The NXP Semiconductors DSP56321VF240 is a 24-bit fixed-point digital signal processor (DSP) from the DSP56300 family, operating at 240 MHz (480 MMACS) and housed in a 196-ball MAPBGA (15x15 mm, 1 mm pitch) package. It integrates a high-performance single-clock-cycle-per-instruction engine, DSP56000-compatible code base, a barrel shifter, 24-bit addressing, an instruction cache, and a six-channel DMA unit. The device is qualified for 3.3V I/O operation and targets networking, security encryption, and home entertainment applications. What is a 24-bit fixed-point DSP? A digital signal processor (DSP) is a specialized microprocessor optimized for the high-speed arithmetic demands of real-time signal processing, including audio codecs, modems, and encryption. Fixed-point DSPs represent numeric values using integer arithmetic with scaling, which delivers higher performance per MHz and lower cost than floating-point parts for many embedded workloads. The 24-bit word width in the DSP56300 family provides the dynamic range required for professional audio (24-bit PCM at 48 kHz/96 kHz) and for crypto primitives such as AES and DES. Within the broader taxonomy, the DSP56321 is a digital signal processor -> microcontroller-class SoC -> semiconductor -> integrated circuit. Key features include 240 MHz core clock, 480 million multiply-accumulate operations per second (MMACS), 576 KB on-chip RAM, a 576-byte bootstrap ROM, and a rich peripheral set comprising a Host Interface, two Synchronous Serial Interfaces (SSI), and a Serial Communications Interface (SCI). The device also provides an external address bus, an external bus interface with instruction-cache control, and a memory-expansion area with both program RAM and instruction cache (each 24 bits x 24 bits). An integrated Address Generation Unit (AGU) and six-channel DMA engine offload the core from data-movement tasks. Architecturally, the DSP56321 is a member of the Freescale/NXP DSP56300 family. The DSP56000-compatible instruction set enables reuse of legacy firmware, while the instruction cache and dual-memory architecture (X-data, Y-data, program memory) sustain the 1-clock-cycle throughput. The barrel shifter and hardware DO loop registers accelerate signal-processing kernels such as FIR filters, FFT butterflies, and Viterbi decoding. Typical applications include VoIP gateways, DSL/cable modems, audio processing (mixing, equalization, sample-rate conversion), secure communications (encryption/decryption engines), industrial control DSP front-ends, and home-entertainment audio systems. The DSP56321's 480 MMACS throughput is well-matched to multi-channel audio and to security IPsec/SSL acceleration at edge rates. When designing with the DSP56321VF240, pay close attention to the MAPBGA-196 PCB footprint (1 mm ball pitch) and to thermal management: at 240 MHz the device dissipates substantial power and requires a thermal pad and via array. The I/O voltage is 3.3 V, so level shifting is required for 1.8 V or 5 V peripherals. This page synthesizes distributor stock levels, lifecycle status (NXP marked this part End of Life), and pin-compatible DSP56300-family alternatives - information not aggregated on a single datasheet page.

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DSP56321VF275 - 275MHz 24-Bit Fixed-Point DSP | NXP | 196-MAPBGA
DSP56321VF275

DSP56321VF275 - 275MHz 24-Bit Fixed-Point DSP | NXP | 196-MAPBGA

The NXP DSP56321VF275 is a 275 MHz, 24-bit fixed-point Digital Signal Processor from the DSP56300 family, packaged in a 196-ball MAPBGA (15x15 mm) and engineered for network audio, voice, and general-purpose signal processing. The VF275 suffix indicates 275 MHz core clock delivering up to 550 MMACS (million multiply-accumulates per second), and it is offered in a tray-packaged BGA with 3.3 V I/O and an internal 1.0-1.2 V core voltage generated by an on-chip regulator. A Digital Signal Processor (DSP) is a specialized microprocessor whose architecture (multiple execution units, hardware loop control, wide data paths, and deterministic instruction timing) is optimized for numeric-intensive algorithms such as FIR/IIR filtering, FFTs, echo cancellation, and codec processing. Within the semiconductor taxonomy, the DSP56321 sits as: DSP -> programmable DSP -> fixed-point DSP -> 24-bit audio/network DSP -> power-management-aware embedded controller. The 24-bit data word, three on-chip address generation units, six-channel DMA controller, and bootstrap ROM place it firmly in the network-class audio DSP segment. Key features of the DSP56321VF275 include 576 KB of on-chip RAM, 576 bytes of internal ROM, an external address bus switch (EBS), an I-cache controller, a host interface, an SSI (synchronous serial interface), and an SCI (serial communications interface). Six-channel DMA reduces host CPU overhead, and the integrated EFCOP (enhanced filter coprocessor) accelerates FIR/IIR primitives for audio pipelines. Architecturally, the DSP56321 uses a Harvard-style dual-bus core with a Program RAM of 24-bit x 24-bit organization and a parallel Instruction Cache (PM_EB) that hides external memory latency. The 275 MHz clock combined with the dual execution units produces 275 MIPS sustained throughput. The 196-MAPBGA package provides the wide parallel data, address, and host-interface bandwidth that this class of DSP requires. Typical applications for the DSP56321VF275 include VoIP gateways, residential gateways, DSL/cable modems, professional audio effects units, hearing-aid DSP front-ends, and industrial motor control. Its host interface and SSI also make it suitable for protocol stacks that previously required an external controller, such as MPEG audio decoders and acoustic-echo-canceling hands-free car kits. Design consideration: at 275 MHz core clock, the package thermal resistance must be respected; a 4-layer PCB with a continuous ground plane beneath the MAPBGA is recommended. Decoupling requires at least 0.1 uF and 10 uF ceramic capacitors within 5 mm of every power ball, and the PLL supply pin needs an isolated ferrite-bead-filtered rail. This page synthesizes authorized distributor pricing, drop-in same-family NXP replacements, and practical design notes that are not found in the manufacturer datasheet alone.

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DSP56321VL220 - 24-bit 220MHz 220 MIPS DSP | 196-MAPBGA | NXP
DSP56321VL220

DSP56321VL220 - 24-bit 220MHz 220 MIPS DSP | 196-MAPBGA | NXP

The NXP DSP56321VL220 is a 24-bit fixed-point digital signal processor running at 220 MHz core clock, delivering up to 220 million instructions per second (MIPS) in a 196-ball MAPBGA (15x15 mm) package. Built on NXP's (formerly Motorola/Freescale) DSP56300 family, it integrates a program RAM expansion area, instruction cache, six-channel DMA controller, and a bootstrap ROM for flashless boot via Host port or SCI. A digital signal processor (DSP) is a specialized microprocessor whose architecture is optimized for the numeric-intensive, real-time mathematics required by audio, video, communications, and control algorithms. DSPs use Harvard-style separate program and data memories, hardware multiply-accumulate (MAC) units, and zero-overhead looping. The DSP56300 family targets moderate-cost embedded signal processing where deterministic, low-latency processing of audio and modem streams is required; it sits in the hierarchy between general-purpose microcontrollers and high-end floating-point DSPs, and is widely deployed in professional audio, telecommunications, and industrial control. Key features of the DSP56321VL220 include 220 MHz core operation from a 3.3 V I/O and 1.8 V internal core supply, an enhanced filter coprocessor (EFBC) and memory expansion bus (PM_EB), a 24-bit address space supporting up to 16M words of program and 16M words of X/Y data memory, and a rich set of peripherals including Enhanced Serial Audio Interface (ESAI), Serial Host Interface (SHI), Serial Communication Interface (SCI), and Triple Timer modules. Typical applications include professional audio mixing consoles and effects processors, MPEG/AC-3 audio encoders, voice-over-IP and VoIP gateways, software-defined radio baseband processing, motor control, and industrial instrumentation. The 220 MIPS throughput is sufficient for multi-channel audio sample-rate conversion, MP3/AAC decoding, and broadband modem physical-layer front ends. When designing with this device, pay attention to PCB BGA layout - the 196-ball MAPBGA requires microvia or via-in-pad technology, controlled-impedance traces for the ESAI audio ports, and careful power-rail decoupling of both 3.3 V and 1.8 V domains. Use the host port for flashless boot from an external microcontroller when the application does not require a parallel boot ROM.

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DSP56321VL220557 - 24-Bit DSP, 220MHz, MAPBGA-196 | NXP
DSP56321VL220557

DSP56321VL220557 - 24-Bit DSP, 220MHz, MAPBGA-196 | NXP

The NXP DSP56321VL220557 is a 24-bit, fixed-point Digital Signal Processor from the DSP56300 family, operating at 220 MHz and packaged in a 196-ball MAPBGA (15x15 mm). It integrates high-density CMOS logic with TTL-compatible I/O and is rated for the industrial temperature range, delivering deterministic performance for real-time audio, voice, and control processing. A Digital Signal Processor (DSP) is a specialized microprocessor whose architecture is optimized for numerical computation — multiply-accumulate (MAC) operations, fast Fourier transforms, and finite impulse response filters. The DSP56321 belongs to a broader taxonomy: fixed-point DSP -> DSP -> microcontroller -> embedded processor -> semiconductor IC. Unlike a general-purpose MCU, a DSP provides single-cycle MAC execution, dedicated address-generation units (AGUs), and tightly coupled memory buses, making it ideal for sample-rate-limited signal chains. Key features include a 220 MHz core clock (15 ns instruction cycle), 24-bit data and 56-bit accumulator architecture, on-chip program and data memory, an Enhanced Filter Co-Processor (EFCOP) for sample-rate conversion, an external memory expansion interface, and four independent DMA channels. The 196-ball MAPBGA provides high I/O density and a low thermal-resistance junction-to-PCB path for sustained full-speed operation. Architecturally, the DSP56321 uses a dual Harvard memory bus with separate program and data memories, dual on-chip address-generation units with hardware modulo/buffer-wrap support, and a barrel shifter in the data ALU. The result is deterministic, low-jitter execution suitable for closed-loop control and digital audio sample-rate conversion. Typical applications include professional and broadcast audio equipment, hearing-aid and assistive listening DSP modules, digital crossover networks for loudspeakers, sonar and radar signal preprocessing, and industrial motor-control loops. The wide supply tolerance and TTL-compatible I/O also support legacy embedded-system upgrades. When designing with this device, observe the official NXP hardware reference manual for decoupling, JTAG, and bootstrap pin configuration; the 196-ball MAPBGA requires an 8-layer PCB with controlled-impedance traces and microvia fan-out. Latch-up sensitivity to supply sequencing recommends a power-on-reset supervisor. This page synthesizes distributor pricing from LCSC and JLCPCB, cross-references for drop-in alternatives in the DSP56300 family, and practical design notes not found in the manufacturer datasheet — extending the value of the official NXP technical data document.

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DSP56321VL240 - 240MHz 24-Bit DSP, 196-MAPBGA | NXP Semiconductors
DSP56321VL240

DSP56321VL240 - 240MHz 24-Bit DSP, 196-MAPBGA | NXP Semiconductors

The NXP Semiconductors DSP56321VL240 is a 240 MHz, 24-bit fixed-point Digital Signal Processor (DSP) from the DSP56300 family, fabricated in high-density CMOS and housed in a 196-ball MAPBGA (15x15 mm) package. It integrates 576 kB of on-chip RAM, a 576-byte bootstrap ROM, an instruction cache, a six-channel DMA controller, and TTL-compatible I/O on a 3.3 V interface rail. A Digital Signal Processor (DSP) is a specialized microprocessor optimized for numeric-intensive, real-time computations such as audio/video decoding, modulation/demodulation, encryption, and motor control. Within the broader integrated-circuits hierarchy, a fixed-point DSP sits between a microcontroller (general-purpose control) and a floating-point DSP (high-dynamic-range math): fixed-point DSP -> DSP -> microprocessor -> semiconductor. The 24-bit word width of the DSP56321 is purpose-built for audio CODECs, telephony, and consumer audio where 16-bit dynamic range is insufficient but 32-bit floating-point cost is unnecessary. Key features include a single-clock-cycle-per-instruction engine (DSP56000 code-compatible), a hardware barrel shifter, 24-bit addressing, and a dedicated Host Interface, SSI (synchronous serial), and SCI (asynchronous serial) peripheral set. The DSP56321 targets networking, security encryption, and home-entertainment applications, with deterministic interrupt latency and dual on-chip memory banks (X/Y) for concurrent operand fetches. Architecturally, the DSP56321 uses a Harvard-style bus with separate program and data memory spaces, plus an instruction cache that reduces external memory bandwidth pressure. The six-channel DMA unit offloads block transfers (e.g., between serial ports and memory) without CPU intervention, freeing instruction cycles for DSP kernels. Typical applications include VoIP gateways, audio effects processors, MPEG audio codecs, secure communications (encryption/decryption accelerators), and general-purpose industrial DSP modules. The 196-MAPBGA footprint supports high-density designs where PCB area is constrained. Design consideration: maintain a clean 3.3 V analog/digital supply layout because the DSP56321 mixes high-speed core logic with TTL I/O - bulk decoupling near every power pin and a low-impedance ground pour are mandatory. Lifetime-buy planning is recommended since this part has reached end-of-life per the NXP product page; verify last-time-buy windows before committing to new designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSP56852VFE - 16-Bit 120MHz DSP | 81-MAPBGA
DSP56852VFE

DSP56852VFE - 16-Bit 120MHz DSP | 81-MAPBGA

The NXP DSP56852VFE is a 16-bit digital signal controller with a 120 MHz core, 12 KB program SRAM, 4K x 16 data SRAM, and an 81-MAPBGA package measuring 8 x 8 mm. The controller combines dedicated digital signal processing capability with microcontroller peripherals for embedded control and signal-processing systems. A digital signal controller is a type of embedded processor designed for real-time mathematical and control tasks. Its architecture belongs to the broader microcontroller and DSP hierarchy, while specialized peripherals support data movement and external communication. The DSP56852VFE is therefore positioned for applications requiring deterministic control, compact implementation, and dedicated signal-processing performance rather than general-purpose desktop computing. The verified data identifies 120 MHz operation, 120 MIPS performance, program SRAM of 12 KB organized as 6K x 16, data SRAM of 4K x 16, and access to 2M words of program memory or 8M data memory through external interfaces. It also provides 11 I/O pins and uses a tray package according to the retrieved technical listing. The DSP56852VFE includes six independent DMA channels, an SPI interface or Serial Port Interface, enhanced synchronous communication capability, external memory address lines, and four chip-select signals. These resources make it suitable for connected industrial controllers, audio and communication equipment, and embedded motor-control systems where deterministic data transfer is valuable. Typical applications include digital audio processing, industrial automation, communications equipment, motor control, and embedded control systems. Its 81-MAPBGA package provides a high pin count in a compact 8 x 8 mm footprint, but board layout requires careful escape routing and verification of every exposed pad and signal connection. The principal design consideration is memory availability: the controller provides 12 KB of program SRAM and 4K x 16 data SRAM, so firmware and data budgets must be planned before external memory expansion is assumed. The retrieved sources also do not provide a complete current manufacturer specification for every electrical and compliance detail, so missing values should be confirmed before production release.

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DSP56854FGE - 16-bit DSP Controller, 120 MIPS, 32KB SRAM | NXP
DSP56854FGE

DSP56854FGE - 16-bit DSP Controller, 120 MIPS, 32KB SRAM | NXP

The NXP (formerly Freescale) DSP56854FGE is a 16-bit Digital Signal Controller (DSC) from the 56800E core-based family, delivering up to 120 MIPS at 120 MHz in a 128-pin LQFP package (14x20 mm). It integrates a 32 KB (16K x 16) unified SRAM, a 16-bit program SRAM, a 16-bit data SRAM, and a 16-bit Boot ROM with access to 2M words of external program memory or 8M words of external data memory via chip-select logic that enables glue-less ROM and SRAM interfaces. A Digital Signal Controller (DSC) is a hybrid device that combines the processing throughput of a Digital Signal Processor (DSP) with the peripheral integration and ease-of-use of a microcontroller (MCU). Sitting between MCUs (which favor control loops and I/O) and standalone DSPs (which favor numeric throughput), DSCs are commonly classified under the broader semiconductor hierarchy: DSC -> microcontroller -> embedded processor -> integrated circuit. Engineers choose a DSC when a project needs both deterministic interrupt-driven control and fast signal-processing math on a single die. Key features of the DSP56854FGE include six independent DMA channels, two Enhanced Synchronous Serial Interfaces (ESSI), a Serial Peripheral Interface (SPI), a Serial Communications Interface (SCI), a JTAG/OnCE debug port, six PWM channels with input capture, four 16-bit timers, an external memory interface with chip-select logic, and a low-power HALT/STOP mode. The 56800E core uses a dual Harvard-style architecture supporting 16-bit x 16-bit parallel MAC in a single cycle, providing efficient fixed-point arithmetic for control-loop and audio processing. Typical applications include digital motor control (BLDC, PMSM, AC induction), uninterruptible power supplies (UPS), telecom data modems and teledatacom devices, digital audio processing, Internet appliances, point-of-sale terminals, and general industrial automation. The 120 MHz core plus six-channel PWM and six DMA channels make it especially well-suited to closed-loop field-oriented control (FOC) of three-phase motors. When designing with the DSP56854FGE, plan the PCB layout around the external memory bus; route address and data lines length-matched and keep the analog AVSS/VDD pair decoupled with 100 nF plus 10 uF bulk capacitors to minimize substrate noise coupling into the ADC inputs.

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DSP56858FVE - 16-bit 120MIPS DSP Controller, 144-LQFP | NXP
DSP56858FVE

DSP56858FVE - 16-bit 120MIPS DSP Controller, 144-LQFP | NXP

The NXP (formerly Freescale) DSP56858FVE is a 16-bit Digital Signal Controller from the DSP56800E core-based family that combines DSP processing power with microcontroller functionality on a single chip, running at 120 MIPS (120 MHz) in a 144-pin LQFP (FVE) package. It includes 40K x 16-bit Program SRAM, 24K x 16-bit Data SRAM, and 1K x 16-bit Boot ROM, with access to 2M words of program memory or 8M data memory. Background Knowledge: A Digital Signal Controller (DSC) is a hybrid device that merges a microcontroller's control-oriented peripheral set with a digital signal processor's arithmetic throughput. Positioned in the taxonomy as DSC -> microcontroller unit (MCU) -> embedded processor -> semiconductor, DSCs are designed for real-time signal conditioning and closed-loop control in a single deterministic core, eliminating the latency and bandwidth bottlenecks of two-chip MCU+DSP solutions. Key features include 47 general-purpose I/Os (5V TTL-tolerant), six independent DMA channels, two Enhanced Synchronous Serial Interfaces (ESSI), chip-select logic for glue-less ROM and SRAM interfacing, and an external memory interface supporting up to 8M words of data memory. The part operates from a 1.8V/3.3V supply and is fabricated in high-density CMOS with 3.3V-compatible I/Os rated to withstand 5.5V without damage. Typical applications span motor control (BLDC, PMSM, AC induction), industrial automation controllers, voice/audio processing, power conversion (digital PFC, UPS control), and embedded DSP modules where deterministic real-time response is required alongside general-purpose control. Design consideration: Because the DSP56858FVE is no longer manufactured (NXP lists it as NRND/EOL), lifecycle planning requires checking the NXP Product Change Notice for last-time-buy windows and qualifying an equivalent from the same DSP5685x family or a successor such as the DSC 56F8xxx series. This page synthesizes distributor availability, drop-in alternatives from the DSP5685x family, lifecycle notes, and practical design notes not consolidated in the manufacturer datasheet.

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DSP56858VF120 - 16-bit DSP 120MIPS 144-LBGA | NXP/Freescale
DSP56858VF120

DSP56858VF120 - 16-bit DSP 120MIPS 144-LBGA | NXP/Freescale

The NXP (formerly Freescale/Motorola) DSP56858VF120 is a 16-bit digital signal controller from the DSP5685x family, operating at 120 MHz / 120 MIPS with a Harvard-style bus architecture and integrated program/data SRAM, and it is housed in a 144-ball LBGA (MAP-LBGA) package for industrial temperature-range designs. A Digital Signal Controller (DSC) is a hybrid class of microcontroller that combines a microcontroller's on-chip peripherals and interrupt-driven control flow with a digital signal processor's parallel multiply-accumulate (MAC) datapath and single-cycle instruction execution. In the broader taxonomy, a DSC sits between a general-purpose microcontroller (MCU), a dedicated digital signal processor (DSP), and a microcontroller-with-DSP-instructions. The DSP5685x family targets cost-sensitive embedded control applications requiring deterministic signal processing without the overhead of a larger 32-bit DSP core. Key features of the DSP56858VF120 include a 16-bit modified Harvard core with 16-bit Program SRAM, 16-bit Data SRAM, 16-bit Boot ROM, chip-select logic for glue-less interface to external ROM and SRAM, six independent DMA channels, two Enhanced Synchronous Serial Interfaces (ESSI), and industrial-grade temperature support. The architecture provides direct access to up to 2 Mwords of program memory or 8 Mwords of data memory, enabling code density for audio decoding, motor-control algorithms, and protocol-stack processing. Typical applications include digital motor control (BLDC/PMSM), voice-band audio processing, low-rate speech codecs, secure transaction terminals, industrial sensor conditioning, and digital audio consumer products. Its 120 MIPS core delivers headroom for FOC (field-oriented control) loops and VFD/SVC codecs within a single device. When designing with the DSP56858VF120, plan for memory-mapped external flash because the on-chip SRAM is limited; configure the chip-select logic to match the timing of any external memory, and ensure proper decoupling on the analog supply pins. This page synthesizes distributor pricing, lifecycle signals, and drop-in cross-references not aggregated on any single distributor page.

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DSP56F801FA60E - 16-bit DSC, 60MHz, 16KB Flash, LQFP-48 | NXP
DSP56F801FA60E

DSP56F801FA60E - 16-bit DSC, 60MHz, 16KB Flash, LQFP-48 | NXP

The NXP Semiconductors DSP56F801FA60E is a 16-bit Digital Signal Controller (DSC) from the 56800 core-based 56F8xx family, combining DSP processing power with microcontroller functionality on a single chip. It operates at 60 MHz, integrates 16KB (8K x 16) of Flash program memory, and is housed in a 48-pin LQFP (7x7 mm) package with gull-wing terminals, supplied in tray packaging. A Digital Signal Controller is a hybrid processor class that merges the Harvard-style multiply-accumulate architecture of a DSP with the peripheral set, interrupt structure, and control peripherals of a microcontroller. Within the power-management semiconductor hierarchy, the DSC sits above generic MCUs for control-loop-intensive tasks such as field-oriented motor control and switched-mode power conversion, where deterministic MAC throughput and fast interrupt response are mandatory. Key features include the 56800 CISC/Harvard-style core executing 60 million instructions per second, on-chip Flash for field reprogrammability, a flexible peripheral set including PWM, ADC, timers, and serial interfaces (per NXP product documentation), and 3.3V single-supply operation. The industrial-grade E-suffix temperature range supports demanding environments, and the 48-LQFP footprint delivers a cost-effective, compact solution for embedded motion control. Technically, the 56800 core uses dual Harvard buses allowing simultaneous instruction and data fetches, hardware MAC units, and bit-manipulation instructions typical of MCUs. Per Freescale/NXP datasheet documentation, thermal resistance Theta-JA was simulated to JEDEC JESD51-2 in natural convection for the LQFP package. Typical applications include servo and industrial motor control, power inverters, DC-DC converters, and digital power supplies, where the combination of fast MAC throughput and PWM peripherals in one chip reduces system cost and board area. Design consideration: the part is End of Life per NXP product page, so new designs should evaluate the MC56F8xxxx successor family or cross-brand DSCs, and existing designs should secure last-time-buy inventory.

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DSP56F801FA80E - 16-bit 80MHz DSC 16KB Flash | NXP
DSP56F801FA80E

DSP56F801FA80E - 16-bit 80MHz DSC 16KB Flash | NXP

The NXP Semiconductors DSP56F801FA80E is a 16-bit Digital Signal Controller (DSC) based on the 56800 core, delivering up to 40 MIPS at an 80 MHz core frequency, with 16KB (8K x 16) of on-chip Flash memory, housed in a 48-pin LQFP (7x7 mm) package. It is part of the 56F8xx family of Digital Signal Controllers that merge DSP and MCU functionality on a single die. A Digital Signal Controller is a hybrid semiconductor that combines the multiply-accumulate throughput of a digital signal processor (DSP) with the peripheral set, interrupt structure and control-loop ease of use of a microcontroller (MCU). Within the power-management semiconductor hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP, making it the natural choice for closed-loop real-time control systems such as motor drives and power conversion stages. Key features of the DSP56F801FA80E include the Harvard-style 56800 architecture executing DSP and MCU code from a unified, C-efficient instruction set, 40 MIPS peak performance at 80 MHz, 16KB program Flash, and 5-volt tolerant TTL-compatible digital inputs fabricated on a 3.3V CMOS process. According to the NXP DSP56F801 datasheet, 5-volt tolerant I/O can withstand up to 5.5V without damage, simplifying interfacing with legacy 5V logic. Architecturally, the 56800 core uses separate program and data buses (Harvard style) with dual Harvard-style address generation, hardware MAC units and bit-manipulation instructions, enabling single-cycle multiply-accumulate operations required by control loops such as field-oriented motor control and digital power conversion. The Flash program memory allows field reprogramming without external memory. Typical applications identified by NXP include servo and motor control, power inverters, and converter applications, where deterministic interrupt latency and fast control-loop execution are critical. Consumer and industrial real-time signal processing tasks also fit the device well. A key design consideration is lifecycle: NXP lists the DSP56F801FA80E as End of Life on its product page, so new designs should evaluate drop-in family alternatives such as the DSP56F801FA60E or the newer 56F8xxx MC56F83xxx devices in the same 48-LQFP footprint before committing to layout. This page synthesizes distributor pricing, verified lifecycle data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with a single citable reference for sourcing and redesign decisions.

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DSP56F802TA60E - 16-Bit 60MHz DSP, 16KB Flash 32-LQFP | NXP
DSP56F802TA60E

DSP56F802TA60E - 16-Bit 60MHz DSP, 16KB Flash 32-LQFP | NXP

The NXP DSP56F802TA60E is a 16-bit hybrid Digital Signal Controller (DSC) from the 56800 56F8xx family, delivering 60MHz / 30 MIPS performance with a unified C-efficient architecture that combines DSP and MCU functionality in a single silicon die. It integrates 16KB (8K x 16) of program Flash, with program RAM, data Flash and data RAM on-chip, and is housed in a 32-pin LQFP (7x7 mm) package for surface-mount designs. The 'E' suffix indicates the RoHS-compliant / lead-free variant of the original DSP56F802TA60, designed for industrial-grade applications requiring environmental compliance. What is a Digital Signal Controller? A Digital Signal Controller (DSC) is a hybrid microcontroller that combines the deterministic real-time control capability of a traditional MCU with the high-throughput mathematical processing power of a Digital Signal Processor (DSP). In the broader taxonomy, a DSC sits between a microcontroller (control-oriented) and a DSP (signal-processing oriented), inheriting features from both: hardware DO/REP loops, single-cycle MAC operations, bit-field manipulation, fast interrupt response, and a C-friendly instruction set. This dual personality makes DSCs ideal for systems that must both sense/control physical hardware and run real-time signal-processing algorithms in firmware. Key differentiating features of the DSP56F802TA60E include hardware DO and REP loops for zero-overhead block-repeat operations, JTAG/Enhanced OnCE debug interface for in-circuit emulation, on-chip peripherals such as PWM, ADC, timers, and communication interfaces, and a wide operating voltage suited to industrial 3.3V designs. The 56800 core's unified architecture means C code compiled for the device behaves predictably across both control loops and DSP math, simplifying firmware development compared with discrete MCU+DSP two-chip solutions. The DSP56F802TA60E is most commonly deployed in industrial motor control (BLDC, PMSM, ACIM drives), digital power conversion (UPS, inverters, PFC), audio processing (echo cancellation, equalization), and sensor signal conditioning. Its 30 MIPS throughput and on-chip peripherals make it well-suited to single-chip inverter designs where BOM cost and PCB area are critical. When designing with this part, allocate the 32-LQFP thermal pad to a ground pour for thermal relief, place the JTAG header within 2 inches of the device to maintain signal integrity, and use a 4-layer PCB with dedicated power and ground planes to isolate the analog and digital sections of the on-chip ADC. This page synthesizes distributor stock levels, drop-in NXP same-family alternatives, lead-time signals, and engineering design notes not collected on a single manufacturer page.

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DSP56F802TA80E - 16-bit 80MHz 40MIPS Hybrid DSP/MCU | NXP
DSP56F802TA80E

DSP56F802TA80E - 16-bit 80MHz 40MIPS Hybrid DSP/MCU | NXP

The NXP (formerly Freescale) DSP56F802TA80E is a 16-bit hybrid digital signal controller combining DSP and MCU functionality in a unified, C-efficient 56800 core architecture, packaged in a 32-pin LQFP (7x7 mm). The device operates at a core frequency of 80 MHz delivering up to 40 MIPS and integrates 16 KB of program Flash (8K x 16) alongside on-chip data and program RAM. This part is part of the 56F8xx family designed for cost-sensitive embedded control applications that require DSP-class signal processing throughput. A digital signal controller (DSC) is a hybrid microcontroller that integrates a microcontroller's peripheral set, interrupt architecture, and ease of programming with a digital signal processor's multiply-accumulate (MAC) engine and single-cycle hardware loops. DSCs sit between MCUs and DSPs in the semiconductor taxonomy: they are microcontrollers -> 16-bit microcontrollers -> digital signal controllers -> embedded processors -> semiconductors. The 56800 Harvard-style core used in the DSP56F802 executes up to six operations per instruction cycle by pipelining three parallel execution units. Key features include up to 40 MIPS throughput at 80 MHz core frequency, hardware DO and REP loops, 16-bit word program and data paths, and integrated Flash plus RAM with single-voltage in-application programming. The 56800E family core provides a microprocessor-style programming model with an instruction set that compiles efficient C code while still emitting DSP-native MAC operations, removing the requirement for separate DSP and MCU devices on the board. Peripherals such as timers, PWM, ADC, and communications interfaces round out a typical motor-control or power-conversion design. From an architectural perspective the part integrates three parallel execution units in the 56800 core, allowing six operations per instruction fetch under optimal compiler scheduling. The memory map provides separate program and data buses (Harvard architecture) that let the core fetch an instruction while simultaneously reading two data operands - a key enabler of single-cycle MAC throughput. Typical applications include AC induction motor control, BLDC and PMSM servo drives, uninterruptible power supplies, digital illumination, and power-factor-corrected converters. The 56F802's combination of deterministic interrupt response, on-chip PWM, and DSP-grade math is a common fit for variable-frequency drives under 1 kW. When designing with this device, verify that your motor-control algorithm fits within 16 KB of Flash; larger systems should migrate to DSP56F803 or DSP56F805 family members. Ensure the 32-LQFP exposed-pad footprint is soldered to a sufficient copper pour for thermal dissipation in continuous high-MIPS loops. This page synthesizes distributor pricing, pin-compatible family alternatives, and practical design considerations not consolidated in the manufacturer datasheet alone.

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DSP56F803BU80E - 16-bit DSC 80MHz 64KB Flash LQFP-100 | NXP
DSP56F803BU80E

DSP56F803BU80E - 16-bit DSC 80MHz 64KB Flash LQFP-100 | NXP

The NXP Semiconductors DSP56F803BU80E is a 16-bit Digital Signal Controller (DSC) based on the 56800 core, running at 80 MHz with 64 KB (32K x 16) of on-chip Flash memory, housed in a 100-pin LQFP (14x14 mm) package. Note that per the NXP product page, this part is designated End of Life (EOL), so new designs should evaluate successors and existing designs should secure remaining stock. A Digital Signal Controller merges the processing power of a Digital Signal Processor (DSP) with the peripheral set and control functionality of a microcontroller. In the embedded hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP, making it ideal for real-time closed-loop control where both arithmetic throughput and I/O flexibility are required. The 56800 core uses a Harvard-style architecture with separate program and data buses, enabling single-cycle multiply-accumulate (MAC) operations essential for filtering, transformation, and control algorithms. Key features of the DSP56F803BU80E include the 16-bit 56800 core clocked at 80 MHz (40 MIPS per Mouser listing), 64 KB of program Flash, on-chip peripherals targeted at motor control such as PWM modules and analog-to-digital converters, and industrial temperature grade per Partstack data (Temperature Grade: INDUSTRIAL). Connectivity peripherals include SCI serial interfaces, CAN support in the wider 56F8xx family, and EBI/EMI external bus options as cataloged by Octopart. The 56800 architecture combines a dual Harvard bus structure with DSP addressing modes (modular, bit-reversed) while retaining conventional MCU-style instructions, allowing a single chip to run both control algorithms and system management code. This eliminates an external MCU+DSP pairing, reducing board area, cost, and inter-processor latency. Typical applications are servo and motor control, power inverters and converters, industrial automation, digital power supplies, telecommunications signal processing, and audio processing as noted by distributor listings. The rich PWM and ADC peripherals map directly to three-phase inverter and BLDC/PMSM control topologies. Design consideration: because this device is EOL, verify remaining authorized-distributor stock and qualify a second source or NXP successor early in the design cycle; Flash programming lifecycles and PCN notices should be tracked. This page synthesizes distributor pricing context, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSP56F805FV80E - 16-bit DSC 56800 80MHz 64KB Flash LQFP-144 | NXP
DSP56F805FV80E

DSP56F805FV80E - 16-bit DSC 56800 80MHz 64KB Flash LQFP-144 | NXP

The NXP Semiconductors DSP56F805FV80E is a 16-bit Digital Signal Controller (DSC) based on the 56800 core, running at up to 80 MHz core frequency (up to 40 MIPS), with 64KB (32K x 16) of program Flash and 2K x 16 words of data RAM, housed in a 144-pin LQFP (20x20 mm) package. A Digital Signal Controller combines the math-intensive processing power of a DSP with the peripheral set and control functionality of a microcontroller in a unified, C-efficient architecture. Within the power management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP, making it a natural fit for closed-loop control of electrical machines and power conversion stages. Key features of the DSP56F805FV80E include Harvard-style 56800 architecture with hardware DO and REP loops for zero-overhead looping, on-chip CAN and SPI serial communication peripherals, and an 8-channel 12-bit ADC for simultaneous sampling of motor phase currents and bus voltages. The extended industrial temperature range of -40C to +85C is indicated by the E temperature suffix. Architecturally, the 56800 core executes DSP and MCU instructions from a unified memory map, with up to 64K x 16-bit words (128KB) of external program and data memory addressable per the NXP DSP56F805 datasheet. This dual-instruction capability allows filter loops, transforms, and control algorithms to coexist with state machines and communication stacks in a single development flow using the CodeWarrior toolchain. Typical applications include servo motor control, industrial power inverters, and DC-DC converter designs, where the combination of fast multiply-accumulate throughput, PWM generation, and on-chip ADC sampling directly reduces system cost and board area. A key design consideration: this part has been marked End of Life (EOL) by NXP, so new designs should evaluate the drop-in and functional alternatives listed on this page, and existing designs should secure remaining authorized inventory or plan a redesign path. This page synthesizes distributor pricing signals, lifecycle status, drop-in alternative analysis, and practical design notes not found in the manufacturer datasheet alone.

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DSP56F807PY80E - 16-bit 80MHz DSC 120KB Flash | NXP
DSP56F807PY80E

DSP56F807PY80E - 16-bit 80MHz DSC 120KB Flash | NXP

The NXP Semiconductors DSP56F807PY80E is a 16-bit Digital Signal Controller (DSC) based on the 56800 core, delivering 80 MHz operation with 120KB (60K x 16) of program flash memory in a 160-pin LQFP (24x24 mm) package. A Digital Signal Controller combines the numeric processing power of a Digital Signal Processor (DSP) with the peripheral set and control-oriented architecture of a microcontroller. Within the power management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP, making the 56800-based 56F8xx family a classic choice for real-time control loops where both fast multiply-accumulate operations and flexible I/O are required. Key features of the DSP56F807PY80E include the Harvard-style 56800 core with three parallel execution units capable of up to six operations per instruction cycle, on-chip 120KB flash for program storage, and an extensive motor-control peripheral set including PWM modules, ADCs and communication interfaces (per NXP DSP56F807 datasheet). The core is highly efficient for C/C++ compiled code, shortening development cycles relative to assembly-only DSPs. Architecturally, the 56800 core executes an MCU-style programming model with DSP-optimized instructions such as single-cycle MAC, bit manipulation and hardware loops. The device is fabricated in high-density CMOS with 5V-tolerant, TTL-compatible digital inputs on its 3.3V-compatible I/O cells, allowing direct interface with 5V logic in mixed-supply systems. Per the NXP datasheet, the 56F807 also supports up to 64K x 16-bit words (128KB) each of external program and data memory for applications that outgrow on-chip resources. Typical applications include servo and motor control, power inverters and converters, industrial drives, and digital power supplies. The integrated PWM, ADC and quadrature-capable peripherals eliminate external controller components, reducing BOM cost in single-chip drive designs. A key design consideration is lifecycle: NXP has issued End-of-Life (EOL) notification for the DSP56F807PY80E, so new designs should evaluate the replacement path and secure lifetime-buy quantities early. Verify supply-chain availability before committing to the footprint. This page synthesizes distributor pricing signals, drop-in alternative analysis, lifecycle status and practical design notes not found in the manufacturer datasheet, providing engineers a single citable reference for the DSP56F807PY80E.

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