DSPIC33EP128MC504T-E/ML - 16-bit 60 MIPS DSC, 128KB Flash | Microchip
部品番号: DSPIC33EP128MC504T-E/ML ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $5.9 | $5.90 |
| 10 | $5.31 | $53.10 |
| 100 | $4.72 | $472.00 |
| 500 | $4.25 | $2,125.00 |
| 1,000 | $3.85 | $3,850.00 |
DSPIC33EP128MC504T-E/ML 概要
A digital signal controller combines the computational throughput of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits above generic MCUs and below multi-core application processors, making it the standard choice for real-time closed-loop control. The dsPIC33EP family belongs to Microchip's 16-bit architecture lineage and targets precision motor control, digital power conversion, and sensing systems.
Key features include a 16-bit modified-Harvard dsPIC core with DSP instruction extensions (MAC, DSP multiply-accumulate), on-chip motor-control PWM (MCPWM) with complementary outputs and dead-time control, a quadrature encoder interface (QEI), CAN 2.0B for automotive and industrial networking, three integrated operational amplifiers and four analog comparators, plus 5 timers and 4 DMA channels per distributor documentation.
Technically, the device runs from a 3.3 V supply with an internal PLL multiplier that allows a low-cost crystal to generate the maximum 60 MIPS core clock. CMOS process technology keeps active power low, while multiple idle and doze modes support energy-sensitive designs. The integrated op amps offload external signal-conditioning stages in current-sense loops.
Typical applications include brushless DC and PMSM motor drives (sensorless and encoder-based), digital SMPS and power-factor-correction converters, and automotive auxiliary systems requiring AEC-Q100 qualification and a CAN interface.
Design consideration: dedicate the highest-speed PWM module to the main inverter stage and use the DMA channels to service ADC results so the control ISR runs deterministically at the switching frequency.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
ドロップイン代替品: DSPIC33EP128MC504T-E/ML — 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: DSPIC33EP128MC504T-E/ML （同一形状・フットプリント） — 相違点: Operating Temperature, Package, Supply Voltage, CAN, CPU Speed.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33EP128MC504-I/ML
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33EP256MC504T-E/ML
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSPIC33EP64MC504T-E/ML
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$2.55 / 個
データシートを見る →DSPIC33EP128MC504-E/ML
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$3.05 / 個
データシートを見る →DSPIC33EP128MC506T-E/ML
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSPIC33EP128MC504T-E/ML 最大定格＆電気的特性
| Core Architecture | 16-bit dsPIC DSC |
| Maximum Core Speed | 60 MIPS (Mouser/DigiKey listing); family up to 70 MIPS |
| Program Memory (FLASH) | 128 KB (43K x 24) |
| RAM | 16 KB |
| 電源電圧 | 3.3 V |
| パッケージ | 44-QFN (8x8 mm), exposed pad |
| 実装タイプ | Surface Mount |
| 動作温度 | -40C to +125C (E grade) |
| Qualification | AEC-Q100 qualified |
| Motor Control PWM | Yes (MCPWM) |
| Quadrature Encoder Interface | Yes (QEI) |
| CAN | Yes (CAN 2.0B) |
| Integrated Op Amps | 3 |
| Analog Comparators | 4 |
| Timers | 5 |
| DMA Channels | 4 |
| Packaging | Tape & Reel (T prefix) |
DSPIC33EP128MC504T-E/ML 44-qfn (8x8 mm), exposed pad ピン配置ガイド
DSPIC33EP128MC504T-E/ML (44-qfn (8x8 mm), exposed pad 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: DSPIC33EP128MC504T-E/ML.
詳細は データシート をご参照ください。
主な用途
DSPIC33EP128MC504T-E/ML の用途: 6 件s: Brushless DC / PMSM Motor Drives, Digital Power Conversion (SMPS / PFC), Automotive Auxiliary Systems, Industrial Sensing and Condition Monitoring, Robotics and Motion Control, Power Tool and E-mobility Controllers.
Brushless DC / PMSM Motor Drives
The DSPIC33EP128MC504T-E/ML is purpose-built for precision motor control: its 60 MIPS DSP core executes field-oriented control (FOC) loops at PWM frequencies of 20 kHz or higher, while the dedicated motor-control PWM (MCPWM) module provides complementary outputs with programmable dead-time and the quadrature encoder interface (QEI) handles position feedback. The three on-chip op amps buffer phase-current sense resistors directly, and the four comparators support hardware-based overcurrent shutdown with no CPU latency. In a typical 48 V BLDC servo drive, the ADC is serviced by DMA so the control ISR runs deterministically. The AEC-Q100 qualification and CAN interface extend its use into automotive auxiliary drives such as pumps and actuators.
おすすめ
Digital Power Conversion (SMPS / PFC)
In digitally controlled switch-mode power supplies and power-factor-correction stages, the DSPIC33EP128MC504T-E/ML combines its high-speed MCPWM module with the 16-bit DSP core to close voltage and current loops at switching frequencies into the hundreds of kHz. The 60 MIPS throughput allows average-current-mode control with non-linear limiters to execute inside one PWM period, and the integrated comparators provide cycle-by-cycle current limiting in hardware. The 3.3 V core supply and low-power modes suit always-on standby rails. Because the same die is offered across 64/128/256 KB flash variants in the identical 44-QFN footprint, designers can scale firmware complexity - from basic boost PFC to full digital LLC control - without changing the PCB.
おすすめ
Automotive Auxiliary Systems
The AEC-Q100 qualification and -40C to +125C E-grade temperature range make the DSPIC33EP128MC504T-E/ML suitable for under-hood and body-adjacent automotive subsystems: fuel pump controllers, cooling fan drives, throttle actuators, and window/seat motors. The integrated CAN 2.0B module connects the node to the vehicle network without an external CAN controller, and the device's DSP performance handles sensorless motor algorithms such as sliding-mode observers that a commodity automotive MCU cannot execute in the available loop time. Tape-and-reel (T) packaging supports automated high-volume production lines. Functional-safety requirements beyond AEC-Q100 must be evaluated at the system level by the OEM.
おすすめ
Industrial Sensing and Condition Monitoring
With three operational amplifiers, four comparators, and a 16-bit DSP core on one die, the DSPIC33EP128MC504T-E/ML condenses a complete analog signal chain for industrial sensing nodes: the op amps amplify bridge or current-loop signals, the ADC digitizes them, and the DSP instruction set applies digital filtering (FIR/IIR) at rates unattainable on generic MCUs. The CAN bus integrates the node into factory networks, while 4 DMA channels stream acquisition data without CPU overhead. Vibration-monitoring and motor-current-signature-analysis endpoints benefit directly from the 60 MIPS throughput. The 44-QFN 8x8 mm footprint fits compact sensor housings, and the extended temperature range tolerates panel-mounted environments.
おすすめ
Robotics and Motion Control
Multi-axis robotics controllers use the DSPIC33EP128MC504T-E/ML as a per-axis drive processor: the QEI decodes incremental encoder feedback from each joint motor, the MCPWM drives the inverter stage, and the 60 MIPS core runs cascaded position/velocity/current loops at several kHz. Deterministic interrupt latency and single-cycle MAC operations ensure consistent loop timing, which is critical for smooth coordinated motion. CAN 2.0B links each axis controller to the main robot CPU over a robust differential bus. The 128 KB FLASH accommodates trajectory interpolation tables and commutation firmware with headroom, and the 44-QFN package keeps the drive electronics compact enough for integration inside joint housings.
おすすめ
Power Tool and E-mobility Controllers
Cordless power tools, e-bikes, and light e-mobility devices require compact, rugged BLDC controllers with field-weakening and regenerative-braking capability. The DSPIC33EP128MC504T-E/ML delivers sensorless FOC at 60 MIPS with hardware dead-time control and comparator-based overcurrent protection that reacts within microseconds - essential when battery packs supply hundreds of amps. The -40C to +125C rating survives enclosed motor-controller cavities, and the 3.3 V supply simplifies power tree design from battery-backed regulators. Firmware storage of 128 KB is sufficient for adaptive control, fault logging, and anti-theft features, while the exposed-pad 44-QFN package dissipates controller heat into the PCB copper directly.
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: DSPIC33EP128MC504T-E/ML — 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 | DSPIC33EP128MC504-I/ML | DSPIC33EP256MC504T-E/ML | DSPIC33EP64MC504T-E/ML | DSPIC33EP128MC504-E/ML |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| FLASH | 128 KB | 128 KB | 256 KB | 64 KB | 128 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Core Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Temperature Range | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
| Packaging | Tape & Reel | Tube/Tray | Tape & Reel | Tape & Reel | Tray |
| Relative Cost Tier | Mid | Mid (slightly lower) | Higher | Lower | Mid |
主な差別化要因
- Integrated analog front end （vs DSPIC33EP256MC504T-E/ML)
- Automotive temperature and qualification （vs DSPIC33EP128MC504-I/ML)
- Firmware headroom versus cost floor （vs DSPIC33EP64MC504T-E/ML)
設計ノート
The 44-QFN (8x8 mm) exposed pad is the primary ground return and thermal path. Connect the exposed pad to a solid ground plane via an array of at least 4x4 via-in-pad stitches (0.3 mm vias) to minimize ground bounce between the analog and digital domains. dsPIC33EP parts in QFN require the full land pattern per Microchip application note AN1207 QFN layout guidelines; insufficient pad wetting from undersized stencils is the most common cause of rework on this package.
Supply the VDDCORE/VDD rail per the datasheet sequencing requirements and fit the recommended low-ESR core capacitors close to pins. Use separate ferrite-isolated 3.3 V feeds for VDD and AVDD (3 op amps and ADC share the analog rail) with 10 uF bulk plus 0.1 uF ceramic at each pin group. Estimated: a typical FOC design drawing ~60-80 mA core+I/O at 3.3 V dissipates roughly 0.26 W - negligible thermally, so copper sizing is dominated by driver stages, not the DSC.
Do not rely on Peripheral Pin Select defaults: PPS mappings reset to unassigned and motor PWM outputs will not appear until RPINR/RPOR registers are configured and unlocked with the correct key sequence. Also verify MCLR/PGD/PGC are reserved for ICSP during layout - encasing them in dense analog routing without test points makes field programming and debug impossible. Finally, the E-grade part is required wherever ambient exceeds +85C; the -I variant is not a legitimate substitution in automotive cavities.
Route PWM outputs differentially-matched to the gate drivers and keep the current-sense op amp input traces short and guarded by ground. The integrated op amps are adequate for shunt buffering at motor-control bandwidths, but for very low shunt values (<5 mohm) check the datasheet offset and CMRR numbers before skipping an external precision amplifier.
コンプライアンス情報
Distributor listings (Hotenda, Microchip USA) identify the part as AEC-Q100 qualified and RoHS/lead-free surface-mount. REACH and halogen-free status not stated in the provided data.