TMS320C51PQA - 16-Bit 100 MHz DSP | Texas Instruments
부품 번호: TMS320C51PQA ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
TMS320C51PQA 개요
A digital signal processor, or DSP, is a semiconductor optimized for repeated numerical operations such as multiplication, addition, filtering, Fourier analysis, and waveform generation. A DSP belongs to the processor hierarchy: DSP → digital signal processor → embedded processor → semiconductor. Its architecture is designed to execute signal-processing algorithms efficiently, especially when data must be sampled, transformed, filtered, and reconstructed in real time.
The verified data identifies a 16-bit floating-point processor operating at 100 MHz and delivering 50 MIPS. The TMS320C5x CPU family also supports single-cycle 16-bit multiply/add operations. This combination makes the device suitable for embedded audio, communications, control, instrumentation, and industrial signal-processing systems where deterministic arithmetic is important. The family datasheet lists execution times of 25, 35, and 50 ns for 5 V operation and 25, 40, and 50 ns for 3 V operation.
TMS320C51PQA uses a 132-pin package and is identified as a 5 V, industrial-temperature-grade component in the supplied product data. The verified listing specifically identifies the part as a 16-bit DSP with floating-point capability, 100 MHz clocking, 50 MIPS throughput, and 132 terminals. Detailed memory, peripheral, electrical, and timing parameters are not included in the supplied verified records, so they are not inferred here.
Typical applications include embedded audio processing, digital filtering, speech and communications signal processing, industrial measurement, and real-time control. The processor's dedicated numerical architecture can reduce the computational overhead of implementing these tasks with a general-purpose processor, while the 100 MHz clock provides a defined performance target for algorithm evaluation and legacy system maintenance.
When designing around TMS320C51PQA, engineers should verify the complete electrical and pin-level requirements from the TMS320C51 family datasheet, especially supply voltage, clock requirements, memory interface behavior, and external support circuitry. Because no verified replacement list identifies a pin-compatible substitute, replacement decisions require direct comparison of the package, pinout, memory map, peripherals, instruction compatibility, and timing requirements.
This page consolidates the supplied manufacturer and distributor references for the TMS320C51PQA and distinguishes verified facts from parameters requiring datasheet confirmation. It is intended as an engineering sourcing aid, not as a substitute for the original Texas Instruments documentation.
드롭인 대체품: TMS320C51PQA — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
이 제품에는 사용 가능한 드롭인 대체품이 없습니다.
대체품 요청TMS320C51PQA 사양
| Processor Type | Digital Signal Processor (DSP) |
| Data Width | 16 bit |
| Arithmetic Type | Floating-point |
| Clock Frequency | 100 MHz |
| Execution Rate | 50 MIPS |
| CPU Architecture | TMS320C5x 16-bit CPU |
| 5 V Instruction Execution Time | 25 ns, 35 ns, or 50 ns per cycle |
| 3 V Instruction Execution Time | 25 ns, 40 ns, or 50 ns per cycle |
| Package Type | 132-pin BQFP |
| Package Pin Count | 132 pins |
| 공급 전압 | 5 V |
| Temperature Grade | Industrial temperature grade |
| 실장 유형 | Surface-mount plastic quad flat package |
| Multiply/Add Capability | Single-cycle 16-bit multiply/add |
| Processor Status | Active |
TMS320C51PQA 132 pins 핀 구성 가이드
TMS320C51PQA(132 pins 패키지)의 핀 구성입니다. 핀 번호, 기능, 연결 다이어그램은 제조사 데이터시트에 정의되어 있습니다. 정확한 풋프린트와 솔더링 지침은 해당 문서를 참조하십시오.
다음에 대한 상세 핀아웃 데이터 없음: TMS320C51PQA.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
TMS320C51PQA 적합 용도: 6 애플리케이션s: Embedded Audio Signal Processing, Digital Filtering and Equalization, Industrial Measurement and Control, Communications and Speech Processing, Instrumentation and Waveform Generation, Legacy Embedded DSP Platform Maintenance.
Embedded Audio Signal Processing
TMS320C51PQA fits embedded audio systems that require deterministic 16-bit numerical processing at a defined clock target. Its verified 100 MHz clock and 50 MIPS throughput provide a clear performance envelope for filtering, mixing, equalization, and other real-time audio operations. The 132-pin BQFP package exposes the processor's external interfaces but requires careful board layout and signal-integrity control. Because the verified data does not specify supported audio peripherals or memory configuration, engineers should confirm codec interface, DMA behavior, and external memory requirements in the family datasheet before finalizing the design.
추천
Digital Filtering and Equalization
The TMS320C51PQA is suitable for FIR and IIR filtering, adaptive equalization, and other multiply-accumulate-heavy tasks where predictable execution is valuable. The family documentation identifies single-cycle 16-bit multiply/add operations, while the verified product data specifies 50 MIPS throughput at 100 MHz. In a practical design, coefficient storage, buffer memory, interrupt latency, and data movement can limit real-time throughput even when the CPU timing target is met. Validate coefficient precision, memory bandwidth, and peripheral timing against the TMS320C51 family documentation.
추천
Industrial Measurement and Control
TMS320C51PQA can support industrial measurement and control functions that combine sampled data with fixed-point or floating-point arithmetic, provided the system's electrical and timing requirements match the device. The verified listing identifies an industrial-temperature-grade 5 V part, which makes it a candidate for equipment operating in controlled industrial environments. The supplied records do not confirm analog interfaces, isolation, watchdog features, or safety certification. Those functions must be implemented and verified externally, with the processor used only where its documented instruction timing and I/O behavior satisfy the control-loop requirements.
추천
Communications and Speech Processing
The 16-bit DSP architecture and multiply-accumulate capability make TMS320C51PQA a candidate for speech, communications, and modulation-related algorithms. At 100 MHz and 50 MIPS, it offers a defined legacy processing baseline for filters, correlation, spectral operations, and other numerical tasks. However, the supplied verified data does not identify protocol accelerators, serial-interface timing, or modem hardware. System designers must verify the required sample rates, serial protocols, memory bandwidth, and software ecosystem before selecting it for a new communications design.
추천
Instrumentation and Waveform Generation
TMS320C51PQA is applicable to legacy instrumentation products that synthesize waveforms, analyze acquired signals, or implement digital correction. The verified 16-bit format, 100 MHz clock, and 50 MIPS classification support numerical processing, but the output bandwidth and latency will depend on the external memory, data converters, and peripheral configuration. For laboratory instruments, preserve deterministic timing and avoid assuming that CPU MIPS alone guarantees end-to-end sample throughput. Validate converter interface timing, clock jitter, grounding, and signal conditioning in the complete system design.
추천
Legacy Embedded DSP Platform Maintenance
TMS320C51PQA is well suited to maintaining or reproducing an existing TMS320C5x-based embedded signal-processing design, subject to exact pin, memory, and software compatibility checks. The active status reported by the supplied distributor comparison is useful for long-term sourcing, but it does not eliminate supply-chain risk or guarantee every package variant remains available. When maintaining legacy equipment, preserve the original datasheet revision, verify errata, confirm external memory and peripheral timing, and qualify any alternate sourcing channel before production use.
추천
추천 제품 요약
엔지니어링 참조 데이터: TMS320C51PQA — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | |
|---|---|---|
| Package | 132-pin BQFP | |
| Brand | Texas Instruments | |
| Processor Type | Digital Signal Processor (DSP) | Digital Signal Processor (DSP) |
| Clock Frequency | 100 MHz | 100 MHz |
| Lifecycle Status | Active | Obsolete |
주요 차별점
- Active lifecycle status in the supplied comparison (vs TMS320BC52PJ100)
- 100 MHz clock and 50 MIPS classification (vs TMS320BC52PJ100)
- Explicit floating-point classification (vs TMS320BC52PJ100)
- 132-pin BQFP package identification (vs TMS320BC52PJ100)
설계 노트
The verified product data identifies TMS320C51PQA as a 5 V device. Before layout, confirm the exact supply-voltage limits, input-voltage tolerance, sequencing requirements, and decoupling recommendations in the TMS320C51 family datasheet. Place required bulk and high-frequency decoupling capacitors close to the documented power pins, and validate the power network for both processor startup and worst-case clock activity. Estimated power dissipation cannot be calculated from the supplied data because current consumption and voltage-drop conditions are not provided.
The 132-pin BQFP package requires a fine-pitch, high-pin-count land pattern and careful escape routing. Use the manufacturer package drawing and pin table as the authority for pad geometry, pin-one orientation, and no-connect assignments. Route clock, reset, and high-speed memory signals with controlled impedance where applicable, minimize long stubs, and provide a solid return path. Because the supplied data does not include the complete pinout or recommended PCB layout, do not infer pad locations from the package name alone.
Do not treat a same-family processor as a drop-in replacement merely because both devices use a TMS320C5x designation. TMS320BC52PJ100 is identified in the supplied comparison as obsolete and has different interface-related fields, so its compatibility is unconfirmed. Before substitution, compare every pin, memory map, interrupt vector, peripheral function, clock setting, instruction behavior, supply requirement, and software build target. A successful board fit does not establish functional or timing compatibility.
규정 준수 정보
The supplied verified data does not provide compliance declarations. The industrial-temperature classification is a product attribute, not evidence of RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals compliance. Obtain current manufacturer or authorized-distributor documentation before making a compliance claim.
