DSPIC33EP512MU814-E/PH - 16-bit 70 MIPS DSC, 512KB Flash | Microchip
部品番号: DSPIC33EP512MU814-E/PH ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $17.77 | $17.77 |
| 10 | $16.5 | $165.00 |
| 100 | $15.4 | $1,540.00 |
| 500 | $14.3 | $7,150.00 |
| 1,000 | $13.2 | $13,200.00 |
DSPIC33EP512MU814-E/PH 概要
A digital signal controller is a hybrid class of embedded processor that merges the computational architecture of a microcontroller (flash memory, RAM, peripherals, interrupt system) with the DSP engine of a digital signal processor, including a hardware multiply-accumulate (MAC) unit and barrel shifter. In the system hierarchy, the dsPIC33EP sits between general-purpose MCUs and dedicated DSPs, making it the standard choice for real-time closed-loop control.
Key features include the enhanced dsPIC33E CPU core delivering up to 70 MIPS, 9 timers, 15 DMA channels, a high-speed PWM module for motor control and digital power, USB 2.0 connectivity, and extended-temperature operation to +125C - all on a single 3.3V supply.
Architecturally, the device uses CMOS technology with a 16-bit RISC pipeline, hardware DSP multiply and barrel-shift resources, and DMA offloading so peripherals such as ADCs and UARTs move data without CPU intervention - critical for deterministic control loops at multi-kilohertz update rates.
Typical applications include precision BLDC/ACIM and PMSM motor control, digital power supplies (PFC, LLC converters), industrial automation and sensor fusion nodes, and USB-connected control instrumentation.
Design consideration: this device is more sensitive to cross-talk between PGEC/PGED programming lines than other PIC devices; a small capacitor (about 20pF) from PGEC to VSS placed close to the chip improves programming reliability.
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: DSPIC33EP512MU814-E/PH — 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: DSPIC33EP512MU814-E/PH （同一形状・フットプリント） — 相違点: Operating Temperature, Package, RAM, Core Architecture, CAN Modules.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33EP512MU814-I/PH
✅ 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 →DSPIC33EP512MU814T-E/PH
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33EP512GM710-I/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$8.95 / 個
データシートを見る →DSPIC33EP512MU814-E/PH 最大定格＆電気的特性
| Core Architecture | 16-bit dsPIC DSC (RISC) |
| Maximum CPU Speed | 70 MIPS |
| Clock Frequency | 60 MHz (per Mouser listing) |
| Flash Program Memory | 512 KB (536 KB formatted) |
| RAM | 52 KB (53,248 bytes per Microchip USA listing) |
| DMA Channels | 15 |
| Timers | 9 |
| USB | USB 2.0 full-speed |
| DSP Features | Hardware MAC, barrel shifter |
| 電源電圧 | 3.0 V to 3.6 V |
| 動作温度 | -40C to +125C (E grade) |
| Qualification | AEC-Q100 automotive (per Arrow listing) |
| パッケージ | 144-pin TQFP (PH), 16x16 mm |
| Terminal Pitch | 0.4 mm |
| 実装タイプ | Surface Mount |
| Packaging | Tray |
| PWM Module | High-speed PWM (per Microchip description) |
DSPIC33EP512MU814-E/PH 144-pin tqfp (ph), 16x16 mm ピン配置ガイド
DSPIC33EP512MU814-E/PH (144-pin tqfp (ph), 16x16 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: DSPIC33EP512MU814-E/PH.
詳細は データシート をご参照ください。
主な用途
DSPIC33EP512MU814-E/PH の用途: 6 件s: Precision BLDC/PMSM Motor Control, Digital Power Conversion (PFC, LLC, DC-DC), USB-Connected Industrial Instrumentation, Automotive Body and Pump Control Modules, Industrial Automation and Sensor Fusion Nodes, Audio Signal Processing and Effects.
Precision BLDC/PMSM Motor Control
The DSPIC33EP512MU814-E/PH fits field-oriented control (FOC) of BLDC and PMSM motors because its 70 MIPS DSP core executes current-loop and speed-loop mathematics with hardware multiply-accumulate and a barrel shifter, while the high-speed PWM module generates complementary, dead-time-inserted drive signals for three-phase inverters. The 15 DMA channels stream ADC current samples into RAM without CPU intervention, keeping loop latency deterministic at 10-20 kHz update rates typical of servo and traction drives. Designers should budget ADC-PWM trigger synchronization and use the extended -40C to +125C rating plus AEC-Q100 qualification when the controller shares an enclosure with the power stage, where ambient temperatures routinely exceed 85C.
おすすめ
Digital Power Conversion (PFC, LLC, DC-DC)
In digital power supplies, the DSPIC33EP512MU814-E/PH closes voltage and current loops for PFC stages, LLC resonant converters, and multi-phase DC-DC bricks. The high-speed PWM offers fine duty-cycle and phase-shift resolution, essential for stable resonant-tank frequency control, while the 70 MIPS core compensates control loops with real DSP math and adaptive nonlinear algorithms. The 52KB RAM accommodates long data windows for power-quality analytics and fault capture, and DMA offloads ADC sampling of voltage/current feedback channels. Because digital power stages often operate at elevated ambient temperatures near the magnetics, the E-temperature grade and AEC-Q100 qualification per the Arrow listing give margin for hot-spot environments up to +125C.
おすすめ
USB-Connected Industrial Instrumentation
The integrated USB 2.0 full-speed module - confirmed in Mouser's listing ('512KB Flash 52KB RAM 60MHz USB') - makes this DSC a strong fit for bench instruments, data loggers, and configuration panels that must enumerate as a USB device without an external USB controller. The 70 MIPS core performs DSP filtering (FIR/IIR) on sensor streams while USB transfers run concurrently, and 15 DMA channels keep the CPU free during bulk transfers. The 512KB flash holds protocol stacks, GUI assets, and firmware-update loaders with room to spare. Use the E-grade part in industrial panels where ambient can exceed 85C, and follow Microchip's USB stack reference designs for CDC/HID class compliance.
おすすめ
Automotive Body and Pump Control Modules
The DSPIC33EP512MU814-E/PH is AEC-Q100 qualified (per the Arrow Electronics listing) and rated -40C to +125C, matching under-hood and in-cabin actuator requirements for electric water pumps, turbo actuators, HVAC blowers, and body-control subsystems. The high-speed PWM drives integrated motor bridges, the 15 DMA channels and 9 timers manage sensor feedback and diagnostic timing, and 512KB flash retains multiple calibration sets plus OTA-style reflash capacity. The 144-pin TQFP provides generous GPIO for relay/FET supervision and fault input banks. For automotive builds, source through franchised distributors with certificates of conformance and validate EMC behavior of the PGEC/PGED programming pins during design-in.
おすすめ
Industrial Automation and Sensor Fusion Nodes
In factory automation, the DSPIC33EP512MU814-E/PH aggregates multiple sensor streams - encoders, current shunts, vibration sensors - and runs DSP filtering and FFT-based condition monitoring locally thanks to its 70 MIPS core, barrel shifter, and 52KB RAM. The rich GPIO of the 144-pin TQFP interfaces limit switches, safety inputs, and stepper/servo command signals directly, while DMA keeps ADC sampling isolated from control-loop jitter. The 3.0V to 3.6V supply integrates cleanly with standard industrial 3.3V logic rails. E-grade operation to +125C suits panels mounted near drives and heating elements, where ordinary industrial-grade (-40C to +85C) controllers lose margin.
おすすめ
Audio Signal Processing and Effects
The dsPIC33EP architecture with hardware MAC and barrel shifter runs real-time audio algorithms - filters, compression, mixing, active crossover processing - at the 70 MIPS rate, supporting multi-channel processing at 48 kHz sampling with headroom for multiple biquad stages per channel. The 512KB flash stores coefficient tables, presets, and multiple effect programs, while 52KB RAM sustains delay-line and reverb buffers. USB 2.0 full-speed enables device enumeration for host control software or firmware updates, a differentiator versus non-USB family members. The extended-temperature E grade suits powered loudspeakers and amplifiers where internal ambient temperatures commonly exceed 85C near the power amplifier section.
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: DSPIC33EP512MU814-E/PH — 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 | DSPIC33EP512MU814-I/PH | DSPIC33EP512MU814T-E/PH | DSPIC33EP512GM710-I/PT |
|---|---|---|---|---|
| Package | 144-TQFP (PH), 16x16 mm | 144-TQFP (PH), 16x16 mm - same | 144-TQFP (PH), 16x16 mm - same | 144-TQFP (PT) - same footprint, verify pinout |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB (536 KB formatted) | 512 KB (536 KB formatted) | 512 KB (536 KB formatted) | 512 KB |
| RAM | 52 KB | 52 KB | 52 KB | 52 KB |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| USB Module | Yes - USB 2.0 full-speed | Yes - USB 2.0 full-speed | Yes - USB 2.0 full-speed | No USB module |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) |
主な差別化要因
- Extended temperature with automotive qualification （vs DSPIC33EP512MU814-I/PH)
- Integrated USB 2.0 full-speed （vs DSPIC33EP512GM710-I/PT)
- 15 DMA channels for deterministic control loops （vs DSPIC33EP512MU814-I/PH)
設計ノート
Programming reliability: the dsPIC33EP512MU814 is reportedly more sensitive to cross-talk between the PGEC and PGED ICSP lines than other PIC devices, which can cause connection or verification failures. NorthernSoftware's dsPIC33EP512MU814 developer notes recommend connecting a small 20pF capacitor from the PGEC line to VSS as close to the chip as possible. Additionally, keep PGED/PGEC trace lengths short, avoid running them adjacent to high-speed PWM or USB signals, and include a series resistor option (about 100 ohm) on the programmer header for noisy in-system environments.
Supply the device from a clean 3.0V to 3.6V rail; the 60 MHz internal operation makes supply integrity critical for timing accuracy. Decouple every VDD/VSS pair distributed around the 144-pin TQFP with 0.1uF ceramics placed within 2 mm of each pin pair, plus one bulk 10uF capacitor. If using the USB peripheral, provide a separate filtered 3.3V node for VUSB per the datasheet typical application circuit. Estimated: with 70 MIPS core activity at 3.3V, expect supply current in the tens-of-mA range - verify exact figures in the datasheet electrical characteristics table for your clock configuration.
Even though the E grade is rated to +125C ambient, verify junction temperature rather than ambient. Estimated: in a sealed motor-drive enclosure at 105C ambient, a dissipation of only 0.2W with the TQFP theta-JA in the range of 40-50 C/W (verify the exact theta-JA in the datasheet thermal table for your 2-layer versus 4-layer board) yields roughly a 8-10C junction rise, keeping Tj near 115C - close to the absolute maximum. Use ground-plane stitching under the exposed die area and consider airflow in enclosed automotive or drive modules.
コンプライアンス情報
AEC-Q100 automotive qualification stated in Arrow Electronics listing ('Automotive AEC-Q100'). RoHS/lead-free status inferred from standard Microchip E/PH suffix offerings - confirm on the Microchip product page environmental data sheet.
