DSPIC33EP64MC202T-I/SO - 16-bit 70 MIPS DSC 64KB Flash | Microchip
部品番号: DSPIC33EP64MC202T-I/SO ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $5.1 | $5.10 |
| 10 | $4.59 | $45.90 |
| 100 | $4.12 | $412.00 |
| 500 | $3.71 | $1,855.00 |
| 1,000 | $3.34 | $3,340.00 |
DSPIC33EP64MC202T-I/SO 概要
A digital signal controller is a hybrid device that merges the computational throughput of a digital signal processor (DSP) with the peripheral integration and control-oriented architecture of a microcontroller (MCU). In the embedded systems hierarchy, the dsPIC33E family sits between general-purpose MCUs and dedicated DSPs, making it a power management IC-class solution for closed-loop control systems where both fast math and rich peripherals are required on a single chip.
Key differentiating features include motor-control PWM (MCPWM) outputs, a quadrature encoder interface (QEI), three on-chip operational amplifiers, four comparators, and a peripheral trigger generator (PTG) that offloads autonomous timing sequences from the CPU. Four DMA channels move data without core intervention, reducing interrupt latency in real-time control loops. The device operates from a 3.0V to 3.6V supply and is AEC-Q100 qualified for automotive environments.
Architecturally, the dsPIC33E core uses an enhanced Harvard pipeline with DSP multiply-accumulate (MAC) instructions and dual operand fetch, enabling single-cycle execution of filtering and transform algorithms such as FOC (field-oriented control) loops for PMSM and BLDC motors. Flash program memory is rated for the erase/write endurance specified in the manufacturer datasheet, and low-power modes including idle and doze reduce average system consumption.
Typical applications include precision BLDC/PMSM motor drives, digital power supplies (PFC and LLC control), automotive sensor interfaces, and industrial HVAC compressors, where the MCPWM, QEI, and integrated analog directly replace external op-amp and comparator circuitry.
Design consideration: the -I temperature grade covers -40C to +85C; for -40C to +125C ambient automotive cabins select the DSPIC33EP64MC202T-E/SO variant in the same 28-SOIC footprint. Decouple the VDD pins with 0.1uF ceramics placed within 5 mm of the supply pins.
This page synthesizes distributor inventory data, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet, with pricing references noted as of 2026-09-25.
ドロップイン代替品: DSPIC33EP64MC202T-I/SO — 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: DSPIC33EP64MC202T-I/SO （同一形状・フットプリント） — 相違点: Operating Temperature, Package, Supply Voltage, Core Architecture, Packaging.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33EP64MC202T-E/SO
✅ ドロップイン✓ 在庫あり
$2.96 / 個
データシートを見る →DSPIC33EP64MC202-I/SO
✅ ドロップイン✓ 在庫あり
$0.13 / 個
データシートを見る →DSPIC33EP128MC202T-I/SO
✅ ドロップイン ⚠️ 仕様未検証✓ 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 →DSPIC33EP32MC202T-I/SO
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSPIC33FJ64MC202T-I/SO
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$3.95 / 個
データシートを見る →DSPIC33EP64MC202T-I/SO 最大定格＆電気的特性
| Core Architecture | 16-bit dsPIC33E RISC |
| Max Core Speed | 70 MIPS (60 MHz clock) |
| Program Memory | 64KB (22K x 24) Flash |
| SRAM | 8KB |
| 電源電圧 | 3 V to 3.6 V (3.3 V nominal) |
| パッケージ | 28-pin SOIC |
| 実装タイプ | Surface Mount |
| DMA Channels | 4 |
| Timers | 5 |
| On-chip Op-Amps | 3 |
| Comparators | 4 |
| Motor Control PWM (MCPWM) | Yes |
| Quadrature Encoder Interface (QEI) | Yes |
| Peripheral Trigger Generator (PTG) | Yes |
| 動作温度 | -40C to +85C (I grade) |
| Qualification | AEC-Q100 automotive |
| Packaging | Tape & Reel (T) |
| ライフサイクル状態 | Active |
DSPIC33EP64MC202T-I/SO 28-pin soic ピン配置ガイド
DSPIC33EP64MC202T-I/SO (28-pin soic 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: DSPIC33EP64MC202T-I/SO.
詳細は データシート をご参照ください。
主な用途
DSPIC33EP64MC202T-I/SO の用途: 6 件s: BLDC/PMSM Motor Control, Digital Power Supplies, Automotive Sensor Interfaces, Industrial HVAC and Compressor Control, Portable Instrumentation and DSP Sensing, Embedded Network Nodes and Gateways.
BLDC/PMSM Motor Control
The DSPIC33EP64MC202T-I/SO is purpose-built for precision motor control: its MCPWM module generates complementary PWM pairs with hardware dead-time, the QEI decodes encoder feedback, and the 70 MIPS DSP core executes field-oriented control (FOC) with single-cycle MAC instructions. The three on-chip op-amps condition low-side shunt current signals without external amplifiers, and four comparators implement cycle-by-cycle overcurrent limiting entirely in hardware. Typical usage places the DSC between the encoder/ADC front end and the gate-driver stage, updating a 10-20 kHz PWM loop with latency low enough for smooth torque ripple performance on PMSM and BLDC motors used in servo drives, e-bikes, and industrial pumps.
おすすめ
Digital Power Supplies
In digitally controlled PFC, LLC, and buck converters, the DSPIC33EP64MC202T-I/SO replaces analog control loops with firmware: the high-speed ADC samples output voltage and inductor current, and the MCPWM module adjusts duty cycle at switching frequencies of 100-500 kHz with nanosecond-resolution PWM updates. The four comparators provide hardware fast-trip protection ahead of software response, critical during short-circuit events. The PTG (peripheral trigger generator) sequences ADC sampling and PWM updates autonomously, keeping loop jitter independent of CPU load. The 3.3V supply and AEC-Q100 qualification suit telecom rectifiers, server PSUs, and automotive onboard chargers where digital control enables adaptive mode switching and telemetry.
おすすめ
Automotive Sensor Interfaces
The AEC-Q100 qualification of the DSPIC33EP64MC202T-I/SO makes it appropriate for automotive cabin and body electronics such as position sensing, HVAC damper control, and pump drivers. The 12-bit ADC with up to 4 DMA channels streams multi-channel sensor data without CPU intervention, while the on-chip op-amps amplify ratiometric signals from Hall or resistive sensors. Its -40C to +85C -I grade covers cabin environments; for engine-bay exposure use the same-die DSPIC33EP64MC202T-E/SO (+125C) drop-in variant. CAN/LIN communication is added via the UART/SPI ports with a transceiver, and the PTG automates periodic sensor polling so the core remains available for protocol handling and diagnostics.
おすすめ
Industrial HVAC and Compressor Control
Compressors and blowers in commercial HVAC require variable-speed drives with sensorless or encoder-based control; the DSPIC33EP64MC202T-I/SO supplies the MCPWM with dead-time insertion for the inverter bridge, back-EMF observation via the ADC and comparators for sensorless start-up, and the DSP core for slip calculations in real time. The 8KB SRAM accommodates control state machines plus a Modbus/UART communication stack simultaneously, and the -40C to +85C industrial temperature range covers rooftop unit environments. Four DMA channels offload phase-current sampling at each PWM cycle, so control-loop determinism is preserved even while servicing the fieldbus, improving overall system reliability in continuous-duty equipment.
おすすめ
Portable Instrumentation and DSP Sensing
The DSP engine of the DSPIC33EP64MC202T-I/SO executes FIR/IIR filters and FFT windowing on the 70 MIPS core, making it a compact choice for handheld analyzers, vibration monitors, and acoustic sensors. The 64KB Flash holds algorithm plus GUI logic, while the 3.3V low-power modes (idle and doze) extend battery life by scaling core frequency between active measurement bursts. On-chip op-amps condition microphone or accelerometer signals before the ADC, reducing BOM count in space-constrained enclosures. Firmware field updates are supported by self-programming Flash, and the 28-SOIC hand-solderable package simplifies prototyping before volume assembly on tape-and-reel stock.
おすすめ
Embedded Network Nodes and Gateways
With UART, SPI, and I2C ports plus the PTG autonomous sequencer, the DSPIC33EP64MC202T-I/SO serves as an intelligent bridge between field sensors and higher-level controllers. A typical node samples sensors on a PTG-driven schedule, applies DSP filtering to reject noise, and packages results for a CAN or RS-485 backbone via an external transceiver on the SPI/UART port. The 70 MIPS headroom allows simultaneous protocol servicing and local analytics, while 4 DMA channels keep data movement off the CPU. AEC-Q100 qualification extends use to industrial-automotive crossover equipment such as agricultural telematics and fleet sensor pods exposed to wide temperature swings.
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: DSPIC33EP64MC202T-I/SO — 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 | DSPIC33EP64MC202T-E/SO | DSPIC33EP64MC202-I/SO | DSPIC33EP128MC202T-I/SO | DSPIC33EP32MC202T-I/SO | DSPIC33FJ64MC202T-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 70 MIPS (60 MHz) | 70 MIPS (60 MHz) | 70 MIPS (60 MHz) | 70 MIPS (60 MHz) | 70 MIPS (60 MHz) | 40 MIPS |
| Flash Memory | 64KB (22K x 24) | 64KB | 64KB | 128KB | 32KB | 64KB |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
| Temperature Range | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
主な差別化要因
- Extended-temperature drop-in available （vs DSPIC33EP64MC202T-E/SO)
- Twice the core performance of the previous generation （vs DSPIC33FJ64MC202T-I/SO)
- Flash scaling without redesign （vs DSPIC33EP32MC202T-I/SO)
設計ノート
Provide a single clean 3.3V rail within the 3.0-3.6V window. Decouple each VDD pin with 0.1uF X7R ceramics placed within 5 mm of the pin, plus one bulk 10uF near the IC. The dsPIC33EP family includes an on-chip regulator requiring the recommended capacitor on VDDCORE per the manufacturer datasheet; omitting it causes brown-out resets. Estimated: at 70 MIPS the typical active current is in the tens of mA range (per datasheet curves), so a 100 mA-budget LDO is sufficient for the core logic alone.
Keep the MCPWM output pairs and their gate-driver traces short and symmetric to minimize dead-time asymmetry between high- and low-side switches. Route analog sensor lines (op-amp inputs to ADC channels) away from PWM and clock traces; use a ground plane and star-connect the analog ground at the VSS pin. Place the ICSP connector (MCLR, PGD, PGC, VDD, VSS) on every production board for field firmware updates.
Do not assume pin assignments are fixed: the dsPIC33EP family uses Peripheral Pin Select (PPS), so many digital functions must be remapped in firmware at startup, and a wrong PPS map is the most common bring-up failure. Also, the -I grade is limited to +85C ambient; using it in a +105C enclosure environment violates the rating, so verify worst-case ambient before choosing -I over -E. Configure unused I/O as outputs driving low to avoid floating-pin EMI issues.
コンプライアンス情報
AEC-Q100 automotive qualification confirmed by datasheets.com part data (updated 13-MAY-2024). RoHS/REACH/lead-free/halogen-free declarations not present in verified web data - obtain Certificate of Compliance from the official Microchip product page for your date code.
