TMS320LBC52PJ - 16-Bit DSP, 100-Pin QFP | Texas Instruments
MPN： TMS320LBC52PJ ✗ 停產TMS320LBC52PJ 概覽
直接替換替代品，適用於 TMS320LBC52PJ — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： TMS320LBC52PJ （相同外形與佔位） — 差異在於 Mounting Type.
TMS320LBC52PZ
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
TMS320LBC52P
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
TMS320LBC52
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
TMS320C52PJ
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
TMS320C52PZ
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →TMS320LBC52PJ 規格
| Device Type | Digital Signal Processor (DSP) |
| Processor Family | TMS320C5x CPU |
| Data Width | 16 bit |
| Single-Cycle Instruction Execution Time | 25 ns, 35 ns, or 50 ns for 5 V operation; 25 ns, 40 ns, or 50 ns for 3 V operation |
| RAM | 1056 RAM words |
| 供應電壓 | 3.3 V |
| 工作溫度 | 0 °C to +70 °C |
| Temperature Grade | Commercial |
| Package Code | QFP |
| Package Shape | Rectangular |
| Terminal Form | Gull wing |
| Number of Terminals | 100 |
| 安裝類型 | Through-hole |
| Multiply/Add Architecture | Single-cycle multiply/add architecture |
TMS320LBC52PJ rectangular 腳位配置指南
TMS320LBC52PJ（rectangular 封裝）的腳位配置。 腳位編號、功能與連接圖定義於製造商資料手冊中。請參閱該手冊以取得確切的封裝尺寸與焊接指引。
無詳細腳位定義資料： TMS320LBC52PJ.
請參閱 資料表 以查看完整腳位配置。
典型應用
TMS320LBC52PJ 適用於 6 應用s: Legacy Audio Signal Processing, Industrial Control and Automation, Communications and Modulation, Instrumentation and Measurement, Power Supply Control and Monitoring, Educational DSP Development.
Legacy Audio Signal Processing
The TMS320LBC52PJ is suited to legacy audio DSP blocks that require deterministic 16-bit arithmetic and a familiar TMS320C5x software environment. Its listed 25 ns, 35 ns, or 50 ns single-cycle execution times for 5 V operation provide a clear basis for evaluating filter and transform workloads. In an audio subsystem, the processor could execute equalization, mixing, or dynamic-control algorithms while preserving an existing parallel-memory architecture. The 100-pin QFP footprint requires adequate board area, but it supports through-hole assembly and easier prototype rework than a fine-pitch package.
推薦
Industrial Control and Automation
The TMS320LBC52PJ can support legacy industrial control functions when calculations must be completed predictably and the enclosure stays within the listed commercial temperature range of 0 °C to +70 °C. The 16-bit processor and single-cycle execution timing are useful for filtering, feedback control, and signal acquisition. Its 1056 RAM words are modest, so the implementation should use external program or data memory where necessary. The large 100-pin QFP package also demands a planned analog and digital partitioning strategy to protect signal integrity around the processor.
推薦
Communications and Modulation
TMS320LBC52PJ can be evaluated for communications signal-processing modules that already use the TMS320C5x architecture or require deterministic 16-bit operations. The listed 25 ns, 35 ns, and 50 ns instruction cycles provide useful timing targets for filtering, modulation, and bit-processing functions. Because the supplied data does not confirm the available serial interfaces, memory organization, or external bus width, those details must be verified in the manufacturer datasheet. A practical design should isolate high-speed communication lines from the DSP bus and use controlled-impedance routing where required.
推薦
Instrumentation and Measurement
The TMS320LBC52PJ is appropriate for legacy measurement instruments that need dedicated DSP execution for calibration, waveform processing, filtering, or noise analysis. Its deterministic instruction timing supports repeatable signal-processing routines, while the 16-bit architecture aligns with many conventional acquisition pipelines. System designers should allocate memory carefully because the verified listing specifies 1056 RAM words, and should confirm analog input conditioning separately. A separate comparator or amplifier stage is often more valuable than relying on the DSP for precision analog front-end functions.
推薦
Power Supply Control and Monitoring
The TMS320LBC52PJ can participate in power-system monitoring or supervisory control when a legacy controller already uses its TMS320C5x peripherals and software toolchain. Deterministic arithmetic is useful for filtering measurements and applying compensation, but the available evidence does not confirm isolated interfaces or dedicated protection functions. The 3.3 V supply condition must therefore be integrated with careful sequencing and local bypassing. A dedicated regulator or monitoring companion remains preferable for safety-critical power conversion, while the DSP handles supervisory calculations and communication.
推薦
Educational DSP Development
TMS320LBC52PJ is well suited to educational and laboratory systems intended to teach 16-bit digital signal processing with a historical TMS320C5x architecture. The 100-pin QFP package is through-hole friendly, which can simplify prototype construction and educational rework compared with fine-pitch devices. The documented single-cycle timing classes provide clear performance measurements, while the 1056 RAM words impose a useful constraint for demonstrating memory optimization. Developers should pair the processor with a documented emulator, memory model, and application circuit to make the system reproducible.
推薦
推薦產品摘要
工程參考資料，適用於 TMS320LBC52PJ — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | TMS320LBC52PZ | TMS320LBC52P | TMS320LBC52 | TMS320C52PJ | TMS320C52P |
|---|---|---|---|---|---|---|
| Package | 100-pin gull-wing QFP | 100-pin QFP, exact drawing requires confirmation | 100-pin QFP, exact drawing requires confirmation | 100-pin QFP family reference | 100-pin QFP family reference | 100-pin QFP family reference |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Type | 16-bit Digital Signal Processor | TMS320LBC52-family DSP | TMS320LBC52-family DSP | TMS320LBC52-family DSP | TMS320C5x-family DSP | TMS320C5x-family DSP |
| Processor Architecture | TMS320C5x CPU | TMS320C5x family reference | TMS320C5x family reference | TMS320C5x family reference | TMS320C5x family reference | TMS320C5x family reference |
主要差異化特點
- Exact ordering-code continuity (對比TMS320LBC52PZ)
- Verified RAM and package data (對比TMS320C5x-family references)
- Documented commercial supply condition (對比TMS320LBC52)
設計說明
Reserve the complete 100-pin QFP footprint before routing the board, and verify lead pitch, body size, pin numbering, and solder-flood clearance against the manufacturer package drawing. Because this is a through-hole gull-wing package, allow adequate insertion and component-clearance space rather than adapting a fine-pitch surface-mount footprint. Do not release the PCB from marketplace package labels alone; the verified results identify the package family and terminal count but do not provide the complete mechanical drawing.
Design the 3.3 V supply path around the datasheet's exact voltage limits, current requirement, and sequencing rules. The verified marketplace data identifies a 3.3 V supply condition, but it does not provide the regulator design, bypass capacitance, or load-current limits. Place local high-frequency decoupling directly at the relevant supply and ground pins, route high-current returns without long loops, and isolate sensitive clocks and buses from switching-supply nodes until the manufacturer guidance is available.
Treat clock, reset, address, data, and control routes as a synchronous digital subsystem, using short connections and continuous return paths. The legacy external-memory interface can be sensitive to ringing and bus skew, especially when board traces are long. Confirm whether unused peripheral pins can be left unconnected or require termination from the datasheet, and preserve the manufacturer's recommended test or configuration pins. Avoid assigning pin functions based on another TMS320C5x device without checking the complete PJ pin table.
Do not treat a similar TMS320C5x ordering code as an automatic drop-in replacement. Verify the 100-pin footprint, pin names, memory organization, peripheral functions, interrupt behavior, electrical limits, and software model. The listed 1056 RAM words may constrain a new algorithm, while the commercial 70 °C maximum may be insufficient for industrial or automotive environments. These constraints should be checked before ordering an alternative or reusing the part in a new design.
合規資訊
The supplied verified results do not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. The part is listed as commercial grade, but no compliance or environmental certification claims should be inferred from that description.
