DSPIC33FJ256MC510A-E/PF - 16-bit 40 MIPS DSC 256KB Flash | Microchip
部品番号: DSPIC33FJ256MC510A-E/PF ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $9.11 | $9.11 |
| 10 | $8.65 | $86.50 |
| 100 | $7.85 | $785.00 |
| 500 | $7.1 | $3,550.00 |
| 1,000 | $6.55 | $6,550.00 |
DSPIC33FJ256MC510A-E/PF 概要
A Digital Signal Controller combines the deterministic architecture of a microcontroller with the mathematical throughput of a DSP. In the power-management hierarchy, the dsPIC33F family sits between general-purpose MCUs such as the PIC24 and dedicated DSPs, offering single-cycle multiply-accumulate (MAC), hardware division support, and motor-control-specific peripherals in one low-cost 3.3V device.
Key features include the 40 MIPS core operating from a 3V to 3.6V supply, 256 KB (256K x 8) of on-chip Flash for program storage, and a peripheral set optimized for digital power and motion applications. The MC (Motor Control) family variant integrates high-speed PWM, ADC, and communication peripherals such as CAN and UART (per the family datasheet), enabling closed-loop control of modern motor drives without external assist chips.
Architecturally, the dsPIC33F core uses a modified Harvard pipeline with 16-bit working registers and DSP engine instructions, achieving single-cycle MAC execution at 40 MIPS. The A-variant silicon revision of this family improves errata coverage over the original dsPIC33FJ256MC510, while remaining code-compatible with dsPIC30F DSCs and pin-migratable to PIC24 MCUs in similar packages.
Typical applications include brushless DC (BLDC) motor drives, single- and 3-phase induction motor control, switched reluctance motors, uninterruptible power supplies (UPS), and digital power conversion. According to Microchip, the dsPIC33FJ256MC510A family is specifically optimized for these motor control domains.
For design, supply the device from a regulated 3.3V rail with 100 nF decoupling at each VDD/VSS pair, and verify the Flash erase/write endurance budget if in-field firmware updates are planned.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design guidance not found in the manufacturer datasheet alone.
ドロップイン代替品: DSPIC33FJ256MC510A-E/PF — 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: DSPIC33FJ256MC510A-E/PF （同一形状・フットプリント） — 相違点: Package, Operating Temperature, ADC, Mounting Type, RoHS Status.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33FJ128MC510A-I/PF
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$8.1 / 個
データシートを見る →DSPIC33FJ128MC510A-E/PF
✅ ドロップイン✓ 在庫あり
$7.65 / 個
データシートを見る →DSPIC33FJ128MC510A-E/PT
✅ ドロップイン✓ 在庫あり
$5.45 / 個
データシートを見る →DSPIC33FJ256MC510A-I/PF
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSPIC33FJ256GP510-I/PF
✅ ドロップイン✓ 在庫あり
$4.98 / 個
データシートを見る →DSPIC33FJ256MC510A-E/PF 仕様（メーカー公開）
| Core Size | 16-bit |
| Core Type | dsPIC33F DSC |
| Maximum CPU Speed | 40 MIPS |
| Program Memory (Flash) | 256 KB (256K x 8) |
| SRAM | 30 KB |
| Supply Voltage Range | 3 V to 3.6 V |
| 動作温度 | -40C to +125C (E grade) |
| パッケージ | TQFP-100 (14x14 mm) |
| 実装タイプ | Surface Mount |
| Product Family | dsPIC33FJ256MC510A (Motor Control) |
| On-Chip CAN | Yes (per family description) |
| Silicon Revision | A variant of dsPIC33FJ256MC510 |
| RoHS ステータス | Compliant (per JLCPCB) |
| Migration Path | Compatible with PIC24 MCUs and dsPIC30F DSCs in similar packages |
DSPIC33FJ256MC510A-E/PF インターフェースとコネクタ
DSPIC33FJ256MC510A-E/PF は、メーカーが公開している以下のインターフェースとコネクタを備えています: 電力入力, 拡張 / バス。拡張ヘッダーのピン配置、コネクタのピン番号、電気的制限はメーカーのドキュメントで定義されています。
| 電力入力 | 3 V to 3.6 V |
| 拡張 / バス | Yes (per family description) |
詳細は メーカー資料 をご参照ください（拡張ヘッダーのピン配置とコネクタのピン番号の詳細）。
電力・熱特性
| 電力入力 | 3 V to 3.6 V |
| 動作温度 | -40C to +125C (E grade) |
メーカーが公開している DSPIC33FJ256MC510A-E/PF の電力入力および熱パラメータ。
主な用途
DSPIC33FJ256MC510A-E/PF の用途: 6 件s: Brushless DC (BLDC) Motor Control, Single- and 3-Phase Induction Motor Drives, Switched Reluctance Motor (SRM) Control, Uninterruptible Power Supplies (UPS), Industrial Automation and Motion Platforms, Embedded Systems Education and Prototyping.
Brushless DC (BLDC) Motor Control
The DSPIC33FJ256MC510A-E/PF fits BLDC drives because its 40 MIPS 16-bit core executes field-oriented control (FOC) or trapezoidal commutation loops with single-cycle DSP MAC instructions, while the MC family integrates motor-control PWM peripherals on-chip. In a typical FOC drive, the DSC reads phase currents and rotor position, computes the dq-axis transforms at a 10-20 kHz control rate, and updates the PWM duty cycles each cycle. The -E grade -40C to +125C rating allows mounting close to the motor and power stage where ambient heat raises board temperature well beyond 85C. The 256 KB Flash holds the control algorithm, compensation tables, and bootloader with room for feature expansion.
おすすめ
Single- and 3-Phase Induction Motor Drives
According to Microchip, the dsPIC33FJ256MC510A family explicitly supports single- and 3-phase induction motor control. Induction drives require V/f or sensorless vector control with slow but persistent computational loads - speed ramps, slip compensation, and protection supervision - all comfortably executed at 40 MIPS with 16-bit fixed-point math. The DSC's Flash (256 KB) stores multiple motor profiles for multi-motor appliances and HVAC products, and the 30 KB SRAM buffers control state and fault logs. The extended -40C to +125C operating range of the -E/PF variant suits outdoor condenser units and industrial pumps exposed to temperature extremes across seasons.
おすすめ
Switched Reluctance Motor (SRM) Control
The DSPIC33FJ256MC510A-E/PF supports switched reluctance motor control, a domain where the MC family's flexible PWM and fast analog sampling handle asymmetric phase excitation patterns unique to SRM drives. SRM commutation requires per-phase current hysteresis control at high update rates; the 40 MIPS core and DSP engine sustain these loops deterministically without floating-point hardware. The 256 KB Flash accommodates advanced sensorless position-estimation algorithms such as flux-linkage observers, while the -E grade ensures reliability in traction and industrial environments where SRM ruggedness is the reason for its selection. Microchip lists SRM as a first-class application of this family.
おすすめ
Uninterruptible Power Supplies (UPS)
The dsPIC33F Motor Control family is well-suited for UPS products, where the DSC simultaneously manages inverter PWM generation, battery charging supervision, and grid synchronization. The 40 MIPS core executes sinusoidal inverter control loops at 16-32 kHz carrier frequencies with 16-bit fixed-point arithmetic, while on-chip ADC and communication peripherals reduce external component count versus discrete DSP-plus-MCU designs. The -E/PF variant's -40C to +125C rating covers UPS enclosures lacking forced airflow, and the 256 KB Flash holds firmware for multiple UPS topologies (line-interactive, double-conversion) from one PCB platform, simplifying product-line BOM consolidation.
おすすめ
Industrial Automation and Motion Platforms
In industrial automation, the DSPIC33FJ256MC510A-E/PF serves as a compact single-chip motion controller driving servo or stepper axes in conveyors, robotics, and CNC sub-assemblies. The 40 MIPS core with DSP instructions closes position, velocity, and current cascaded loops at high rates, while the integrated communication interface (including CAN per family data) links the axis controller to a PLC or higher-level motion coordinator. The extended -40C to +125C rating meets industrial cabinet thermal requirements without derating, and 256 KB Flash retains field-upgradable motion profiles. Microchip notes seamless migration to PIC24 MCUs and dsPIC30F DSCs in similar packages for platform scaling.
おすすめ
Embedded Systems Education and Prototyping
The DSPIC33FJ256MC510A-E/PF is a practical choice for university DSP-embedded courses and prototyping because it exposes real DSP architecture (16-bit modified Harvard core, single-cycle MAC, 40 MIPS) at microcontroller-level cost and tooling. Available off-the-shelf at LCSC (C638258) and JLCPCB assembly, it can be mounted on low-cost two-layer boards with the TQFP-100 14x14 mm footprint, which is hand-solderable with modest skill. The 256 KB Flash supports bootloader-based experimentation without programmers at every bench, and Microchip's MPLAB ecosystem plus seamless migration to PIC24 gives students a continuous learning path from dsPIC33F to general 16-bit embedded development.
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: DSPIC33FJ256MC510A-E/PF — 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 | DSPIC33FJ128MC510A-I/PF | DSPIC33FJ256MC510A-I/PF | DSPIC33FJ256GP510-I/PF |
|---|---|---|---|---|
| Package | TQFP-100 (14x14 mm) | TQFP-100 (14x14 mm) - same | TQFP-100 (14x14 mm) - same | TQFP-100 (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | 16-bit dsPIC33F, 40 MIPS | 16-bit dsPIC33F, 40 MIPS | 16-bit dsPIC33F, 40 MIPS | 16-bit dsPIC33F, 40 MIPS |
| Flash Memory | 256 KB | 128 KB | 256 KB | 256 KB |
| SRAM | 30 KB | 30 KB | 30 KB | 30 KB |
| Peripheral Family | MC (Motor Control) | MC (Motor Control) | MC (Motor Control) | GP (General Purpose) |
主な差別化要因
- Full 256 KB Flash in the MC motor-control family （vs DSPIC33FJ128MC510A-I/PF)
- Extended -40C to +125C temperature grade （vs DSPIC33FJ256MC510A-I/PF)
- Motor-control peripheral family (MC) （vs DSPIC33FJ256GP510-I/PF)
設計ノート
Supply the DSPIC33FJ256MC510A-E/PF from a clean 3.3V rail within the 3.0V to 3.6V datasheet range. Place a 100 nF ceramic capacitor at each VDD/VSS pair of the TQFP-100 package, positioned within 2-3 mm of the pins, plus one 4.7-10 uF bulk capacitor near the device. Separate and filter the analog supply pin to reduce ADC noise in motor-control current-sense loops; a ferrite bead plus 1 uF typically suffices. Verify brown-out behavior if the board shares a supply with motor driver stages.
Use the TQFP-100 (14x14 mm) land pattern exactly per the Microchip family datasheet; the 0.5 mm pin pitch requires solder-mask-defined or NSMD pads decided deliberately. Route PWM outputs to the gate-driver stage on short, matched traces and keep current-sense analog returns away from gate-drive switching loops to protect ADC accuracy. A solid ground plane under the DSC is recommended; avoid splitting it under the analog pins. Keep the oscillator traces short and guarded by ground.
Do not confuse the dsPIC33FJ256MC510 (original) with the MC510A (A revision) - the A part carries errata fixes and should be preferred in new designs. Confirm that your firmware fits within 128 KB before cost-reducing to the DSPIC33FJ128MC510A drop-ins, since halving Flash is the most common migration surprise. The -E grade vs -I grade distinction matters for thermal design: -I variants are typically rated to +85C and cannot substitute in extended-temperature products.
コンプライアンス情報
RoHS compliance explicitly stated by JLCPCB parts data (C638258). REACH, halogen-free, and conflict-minerals statuses not stated in the provided data.
