DSP56F805FV80E - 16-bit DSC 56800 80MHz 64KB Flash LQFP-144 | NXP
部品番号: DSP56F805FV80E ✗ 生産終了| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSP56F805FV80E 概要
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.
ドロップイン代替品: DSP56F805FV80E — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: DSP56F805FV80E （同一形状・フットプリント） — 相違点: Package, Supply Voltage, Operating Temperature, Core Architecture, Data Bus Width.
クイック比較ツール — 並列比較する代替部品を選択:
DSP56F805FV80
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSP56F807FV80E
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSP56F805FV80E
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →DSP56301AG80
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSP56F805FV80E 最大定格＆電気的特性
| Core | 56800 (16-bit DSC) |
| Core Frequency | 80 MHz |
| Performance | Up to 40 MIPS at 80 MHz |
| Program Flash | 64KB (32K x 16) |
| Data RAM | 2K x 16 words (2048 words) |
| データバス幅 | 16-bit |
| 電源電圧 | 3.3 V |
| External Memory Support | Up to 64K x 16-bit words (128KB) each of external Program and Data memory |
| ADC | 8-channel, 12-bit |
| Communication Peripherals | CAN, SPI |
| Loop Support | Hardware DO and REP loops |
| Architecture | Harvard-style, unified DSP/MCU, C-efficient |
| 動作温度 | -40C to +85C |
| パッケージ | 144-LQFP (20x20 mm) |
| 実装タイプ | Surface Mount |
| ライフサイクル状態 | End of Life (EOL) per NXP product page |
DSP56F805FV80E 144-lqfp (20x20 mm) ピン配置ガイド
DSP56F805FV80E (144-lqfp (20x20 mm) パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: DSP56F805FV80E.
詳細は データシート をご参照ください。
主な用途
DSP56F805FV80E の用途: 6 件s: Servo Motor Control, Industrial Power Inverters, DC-DC Converters and Power Supplies, Factory Automation and Robotics, Elevator and Traction Drives, Legacy System Maintenance and Last-Time-Buy.
Servo Motor Control
The DSP56F805FV80E is purpose-built for servo motor control: its 56800 core delivers 40 MIPS at 80 MHz, enough headroom to execute field-oriented control (FOC) with space-vector PWM at 16-20 kHz switching frequencies while leaving cycles for supervisory logic. The integrated 8-channel 12-bit ADC samples two or three phase currents plus the DC bus voltage within a single PWM period, enabling closed current-loop bandwidths in the kilohertz range without an external analog front end. Because DSP and MCU functionality share a unified, C-efficient instruction set, engineers implement Clarke/Park transforms and PI current loops in the same C codebase as the CANopen or Modbus communication stack on the on-chip CAN and SPI modules. The result is a single-chip servo drive controller at 3.3V in a 20x20 mm LQFP-144, reducing BOM cost and board area versus discrete DSP-plus-MCU solutions.
おすすめ
Industrial Power Inverters
In three-phase industrial power inverters, the DSP56F805FV80E functions as the main digital controller generating PWM gating patterns while supervising fault and protection logic. The 80 MHz 56800 core computes space-vector modulation in real time, and the 12-bit ADC's 8 channels handle DC-link voltage, output current, and heatsink temperature feedback simultaneously. Hardware DO and REP loops provide zero-overhead execution of repetitive control-law kernels, keeping loop jitter minimal and THD low. The on-chip CAN interface links the inverter to factory SCADA or vehicle-level controllers with hardware error containment, while SPI handles gate-driver interfacing or external EEPROM parameter storage. Rated -40C to +85C (E suffix), the part tolerates cabinet-mounted industrial ambient conditions. Designers should budget ADC sampling latency into the control-loop delay and use the datasheet's external memory expansion (up to 64K x 16 words each of program and data space) when advanced logging or fieldbus stacks exceed the 64KB internal Flash.
おすすめ
DC-DC Converters and Power Supplies
For digitally controlled DC-DC converters and high-power supplies, the DSP56F805FV80E replaces analog PWM controllers with a fully programmable control loop. The 56800 core's single-cycle multiply-accumulate executes compensator equations (type-II/III or state-space) at 80 MHz, supporting switching frequencies well above 100 kHz with digital resolution remaining adequate. The 12-bit, 8-channel ADC digitizes output voltage, input current, and temperature for adaptive control, soft-start sequencing, and fault shutdown, while the CAN bus exposes telemetry and remote setpoint adjustment in telecom rectifier or industrial bus-converter systems. Because loop parameters reside in Flash firmware, one hardware platform serves multiple output-voltage products, cutting inventory and qualification effort. Designers should account for total control-loop latency (sample, compute, PWM update) when setting compensator phase margin, and use the SPI port for fast external DAC/trim peripherals where finer resolution than the 12-bit ADC is required.
おすすめ
Factory Automation and Robotics
Factory automation nodes combine motion control, sensing, and networking - exactly the DSP56F805FV80E's strength profile. A single chip closes high-bandwidth servo current loops with the 56800 core at 40 MIPS, reads analog sensors (position potentiometers, pressure, current) through the 8-channel 12-bit ADC, and talks to PLCs and cell controllers over the integrated CAN interface, eliminating a separate communication MCU. The C-efficient unified architecture shortens firmware development: control algorithms and protocol stacks coexist in one ANSI C project under CodeWarrior. The -40C to +85C rating covers unconditioned factory floor enclosures, and the 3.3V supply simplifies integration with modern logic-level I/O. For multi-axis machines, each DSP56F805FV80E can govern one axis while CAN daisy-chains the axes, with the SPI port interfacing incremental encoders or external gate drivers. EOL status means new automation designs should plan migration, but the part remains valid for sustaining legacy production lines.
おすすめ
Elevator and Traction Drives
Elevator door operators, hoist auxiliaries, and light traction drives require motor controllers that combine deterministic DSP performance with industrial networking and robust temperature tolerance - a match for the DSP56F805FV80E. The 80 MHz core sustains the slip compensation and current-loop mathematics for induction and PMS machines at 40 MIPS, while the 12-bit ADC simultaneously samples phase currents, DC bus, and encoder-derived analog references. CAN connectivity integrates the drive with cabin controllers and building management systems using a fieldbus proven in transportation environments, and SPI supports configuration EEPROMs and human-interface expansion. The E-suffix -40C to +85C rating suits machine rooms without active cooling. Because safety-relevant legacy drives in service today still run 56F805 firmware, the part retains importance for maintenance spares; new safety-certified designs should instead target active NXP MCU families with functional-safety support and current lifecycle commitments.
おすすめ
Legacy System Maintenance and Last-Time-Buy
A significant ongoing application of the DSP56F805FV80E is sustaining installed-base equipment - motor drives, inverters, and industrial controllers designed in the 2000s around the 56F8xx family. Since NXP has declared the part EOL with a Discontinuance and Replacement Product Change Notice, maintenance engineers must execute a structured last-time-buy: calculate a 10-15 year spares demand, qualify broker stock with date-code verification and counterfeit screening, and archive firmware plus CodeWarrior toolchain licenses. Where inventory is exhausted, drop-in candidates such as temperature-grade variants within the same 144-LQFP footprint, or same-family 56800 devices, should be validated against the DSP56F805 pinout before board changes. This page consolidates the EOL status, alternative candidates, and sourcing context so maintenance planners can complete replacement decisions without re-deriving the cross-reference landscape from scratch.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: DSP56F805FV80E — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | DSP56F805FV80 | DSP56F807FV80E | DSP56301AG80 |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | 56800 16-bit DSC | 56800 16-bit DSC | 56800 16-bit DSC | DSP56300 24-bit DSP |
| Core Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
主な差別化要因
- Integrated motor-control peripherals on chip （vs DSP56301AG80)
- Industrial temperature rating （vs DSP56F805FV80)
- Unified C-efficient DSP+MCU architecture （vs DSP56301AG80)
設計ノート
The DSP56F805FV80E runs from a single 3.3V supply. Decouple each VDD pin with 0.1uF ceramic capacitors placed within 2-3 mm of the pin, plus one bulk 10uF capacitor near the package, per standard 144-LQFP practice and the DSP56F805 datasheet power section. In motor-drive environments, ground the analog reference of the 8-channel 12-bit ADC with a dedicated low-noise analog supply plane, star-grounded at one point to prevent PWM switching currents from corrupting current-sense samples. Estimated: at 40 MIPS, core current draw is modest (tens of mA class); verify exact IDD against the datasheet electrical tables rather than assuming.
The 144-LQFP (20x20 mm) has 0.5 mm pin pitch - use a solder-mask-defined land pattern per IPC-7351-class practice for the footprint and inspect with X-ray or AOI for solder bridging. Route the CAN and SPI traces as controlled-impedance lines where bus length exceeds 20 cm, and terminate CAN at both ends with 120 ohm. Keep the crystal/oscillator loop short and guard it with ground pour; the 80 MHz core timing depends on clean clock edges. Provide a JTAG/on-chip-emulation header on production boards - with the part now EOL, in-system debug access is essential for field diagnosis and firmware recovery.
The most costly pitfall is lifecycle: NXP lists this part as End of Life, so a design frozen today without a last-time-buy risks supply interruption within one procurement cycle. Second, do not confuse the DSP56F805 (56800 DSC with integrated control peripherals) with DSP56300-family parts such as the DSP56301 seen in automated comparison listings - they are different architectures, packages, and pinouts. Third, the E suffix matters: substituting the commercial-grade DSP56F805FV80 in an -40C to +85C application voids the temperature rating. Finally, verify external memory timing if using the 64K x 16-word external program/data expansion - wait-state misconfiguration is a classic 56F8xx bring-up failure.
コンプライアンス情報
Compliance status was not stated in the retrieved web data. The NXP product page includes an Environmental Quality tab - consult it directly for RoHS/REACH status of this EOL part.
