DSPIC33EP32MC204-I/ML - 70 MIPS 16-bit DSC 44-QFN | Microchip
부품 번호: DSPIC33EP32MC204-I/ML ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $2.66 | $2.66 |
| 10 | $2.48 | $24.80 |
| 100 | $2.32 | $232.00 |
| 500 | $2.18 | $1,090.00 |
| 1,000 | $2.05 | $2,050.00 |
DSPIC33EP32MC204-I/ML 개요
A digital signal controller combines the control peripheral set of a microcontroller with the computational engine of a DSP. In the power-management hierarchy, the dsPIC33EP32MC204 sits within the broader 16-bit MCU/DSC category, bridging general-purpose PIC24 microcontrollers and dedicated digital signal processors. DSCs of this class are the standard control element in digital power conversion and precision motor drive systems.
Key features include the dsPIC33E CPU core with integrated DSP engine (single-cycle MAC, dual operand fetch, 40-bit wide accumulator), high-speed PWM peripherals suited to three-phase inverter control, an enhanced analog block, and the industrial-grade (I) temperature rating. The 44-QFN package with exposed pad provides low inductance and good thermal performance for compact board designs.
Architecturally, the device executes up to 70 MIPS from a PLL-multiplied internal clock, with hardware DSP instructions accelerating control-loop math such as PI/PID filters, Clarke/Park transforms, and FFT-based diagnostics. Flash-based program memory supports in-circuit self-programming, and a rich interrupt architecture supports nested, prioritized control loops.
Typical applications include three-phase PMSM and brushless-DC motor control (Microchip's drone propeller reference design is based on this exact device), digital power supplies such as PFC and LLC converters, and embedded sensing and industrial automation nodes.
When designing, budget the 32 KB Flash and 4 KB RAM carefully for control-plus-communication stacks, and exploit the exposed QFN pad as a low-inductance ground return for switching-heavy motor-drive layouts.
This page adds information gain beyond the manufacturer datasheet by combining distributor pricing (LCSC from $2.6564 as of 2026-09-25), drop-in family alternatives, application pairings, and practical design notes in a single citable reference.
드롭인 대체품: DSPIC33EP32MC204-I/ML — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC33EP32MC204-I/ML (동일 폼 팩터 및 풋프린트) — 차이점: Package, Operating Temperature, Core Architecture, Series, SRAM.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC33EP32MC203T-I/TL
✅ 드롭인✓ 재고 있음
$1.65 / 개
데이터시트 보기 →DSPIC33EP64MC204-I/ML
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$3.6 / 개
데이터시트 보기 →DSPIC33EP128MC204-I/ML
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$2.98 / 개
데이터시트 보기 →DSPIC33EP32MC204-E/ML
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
DSPIC33FJ64GP204-I/ML
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33EP32MC204-I/ML 최대 정격 & 전기적 특성
| Core | dsPIC33E 16-bit DSC core |
| Maximum CPU Speed | 70 MIPS |
| Clock Frequency | 60 MHz |
| Program Memory (Flash) | 32 KB (10.7K x 24) |
| RAM | 4 KB |
| 공급 전압 | 3.3 V |
| 핀 수 | 44 |
| 패키지 | 44-QFN (8x8 mm), exposed pad |
| 실장 유형 | Surface Mount |
| 동작 온도 | -40C to +85C (industrial, I grade) |
| Technology | CMOS |
| Series | dsPIC33EP32MC204 (dsPIC33EP family) |
| DSP Engine | Single-cycle MAC, integrated DSP instructions |
| Key Peripherals | High-Speed PWM, advanced analog |
| Typical Application | Precision motor control |
DSPIC33EP32MC204-I/ML 44-qfn (8x8 mm), exposed pad 핀 구성 가이드
DSPIC33EP32MC204-I/ML(44-qfn (8x8 mm), exposed pad 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: DSPIC33EP32MC204-I/ML.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
DSPIC33EP32MC204-I/ML 적합 용도: 6 애플리케이션s: Drone / Quadcopter Motor Control, Industrial Servo and PMSM Drives, Digital Power Supplies (PFC / LLC), Industrial Automation and Sensing Nodes, Power Tools and E-bike Controllers, Test, Measurement and Instrumentation.
Drone / Quadcopter Motor Control
Microchip's Drone Propeller Reference Design is built directly on the dsPIC33EP32MC204, driving three-phase PMSM or brushless motors in quadcopters. The 70 MIPS DSP core with single-cycle MAC executes field-oriented control (Clarke/Park transforms and PI current loops) at tens of kHz loop rates, while the high-speed PWM module produces complementary six-step or SVPWM outputs with programmable dead time. For a drone, the 8x8 mm 44-QFN keeps flight-controller boards compact and light. Firmware must fit within 32 KB Flash and 4 KB RAM, which is adequate for lean FOC implementations; developers needing sensor fusion or logging onboard should step up to a 64/128 KB family sibling in the same footprint.
추천
Industrial Servo and PMSM Drives
In factory automation, the dsPIC33EP32MC204 provides the digital control core for servo drives and permanent-magnet synchronous motor inverters. Its 70 MIPS core closes current loops fast enough for low-inductance servo motors, and the advanced analog block samples phase currents with the resolution needed for torque ripple minimization. Placed between position-feedback inputs (encoder or resolver emulation) and a three-phase gate-driver stage, the DSC handles cascaded position/velocity/current loops in one device. The industrial -40C to +85C rating matches cabinet-mounted drive environments. Board designers should use the exposed QFN pad as a dedicated power ground island to keep PWM switching noise out of the analog front end.
추천
Digital Power Supplies (PFC / LLC)
Digital power conversion benefits from the dsPIC33E's DSP engine: peak-current-mode PFC, LLC burst control, and phase-shifted full-bridge modulation all map naturally onto the high-speed PWM with its complementary outputs, dead-time generators, and fault trip inputs. The 70 MIPS throughput supports control loops switching at 100 kHz to several hundred kHz with bandwidth left for housekeeping tasks. Compared with a fixed-function controller, firmware-based control allows adaptive compensation and in-system tuning. The 3.3V CMOS device interfaces directly to gate drivers through its PWM outputs, and cycle-by-cycle current limiting can be wired to PWM fault pins for hardware-speed protection independent of software latency.
추천
Industrial Automation and Sensing Nodes
Beyond motion, the dsPIC33EP32MC204 serves as a smart sensing and automation node where DSP capability adds value: vibration analysis via FFT, power-metering with harmonic computation, or ultrasonic signal processing. The 16-bit core with 70 MIPS throughput completes 256-point FFTs in the millisecond range, enabling condition-monitoring decisions at the edge rather than streaming raw data upstream. Industrial temperature rating and 3.3V operation simplify integration into existing 3.3V logic backbones. The 32 KB Flash supports protocol stacks (CAN, UART-based Modbus) alongside the signal-processing workload; for heavier stacks, drop in the pin-compatible 64 KB or 128 KB MC204 family member without PCB changes.
추천
Power Tools and E-bike Controllers
Battery-powered tool and light-electric-vehicle motor controllers need compact, cost-effective, sensor-based or sensorless FOC. The dsPIC33EP32MC204's 70 MIPS core and high-speed PWM deliver the required control performance, while the 44-QFN exposed-pad package conducts PWM-stage heat into the PCB copper efficiently. Sensorless back-EMF observers and sliding-mode estimators fit within the DSP instruction set, and the -40C to +85C industrial rating covers unheated enclosures. At LCSC pricing from about $2.66 (as of 2026-09-25), the device keeps controller BOM cost competitive. Designers should size the 4 KB RAM carefully when combining sensorless FOC with a communication stack such as UART-based configuration tools.
추천
Test, Measurement and Instrumentation
Handheld and bench instruments use the dsPIC33E's DSP capability for signal conditioning tasks such as digital filtering, RMS computation, and trigger detection. The 70 MIPS core handles oversampled ADC streams while the advanced analog block performs threshold comparison and timestamping in hardware. The 44-QFN's small 8x8 mm footprint suits portable form factors, and the 3.3V supply matches modern handheld battery systems. Self-programming Flash permits field firmware updates via USB-to-UART bridges, important for calibrated instruments that receive periodic algorithm updates. When the instrument requires data logging, pair the DSC with an SPI Flash or SD-card interface over its SPI peripheral, keeping analog ground and digital ground partitioned under the exposed pad.
추천
추천 제품 요약
엔지니어링 참조 데이터: DSPIC33EP32MC204-I/ML — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC33EP32MC203T-I/TL | DSPIC33EP64MC204-I/ML | DSPIC33EP128MC204-I/ML | DSPIC33EP32MC204-E/ML | DSPIC33FJ64GP204-I/ML |
|---|---|---|---|---|---|---|
| Package | 44-QFN (8x8 mm), exposed pad | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 32 KB | 32 KB | 64 KB | 128 KB | 32 KB | 64 KB |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C | -40C to +85C | -40C to +85C | Extended (E grade) | -40C to +85C |
| Peripheral Focus | Motor control (MC): high-speed PWM, advanced analog | MC feature trim | Motor control (MC) | Motor control (MC) | Motor control (MC) | General purpose (GP) |
| Family Generation | dsPIC33EP (E generation) | dsPIC33EP | dsPIC33EP | dsPIC33EP | dsPIC33EP | dsPIC33F (older) |
주요 차별점
- Newest E-generation motor-control core in the 44-QFN footprint (vs DSPIC33FJ64GP204-I/ML)
- Lowest-cost entry into the pin-compatible MC204 family (vs DSPIC33EP128MC204-I/ML)
- Trade-off: smaller memory than family siblings (vs DSPIC33EP64MC204-I/ML)
설계 노트
Use the exposed pad of the 44-QFN (8x8 mm) as a low-inductance ground return: tie it to a solid ground plane with an array of vias (typical 3x3 or 4x4 via pattern under the pad). In motor-drive layouts, partition the ground so PWM switching return currents do not flow beneath the analog pins. Keep crystal/PLL routing short and guard the OSCO line. Estimate: via count and copper area should follow IPC-recommended thermal via practice; verify exact land-pattern dimensions against the Microchip datasheet drawing.
Budget the 32 KB Flash and 4 KB RAM before committing to the MC204: FOC firmware plus a CAN/Modbus stack plus a bootloader can approach the limit. If your code size estimate exceeds roughly 28 KB, select DSPIC33EP64MC204-I/ML or DSPIC33EP128MC204-I/ML - they are pin-compatible in the same QFN-44 footprint, so the upgrade is a BOM-only change. Also confirm configuration-bit settings (oscillator, watchdog, PWM pin mapping) when migrating between dsPIC33F and dsPIC33EP devices, as register maps differ.
The device operates from a 3.3V rail; decouple each VDD pin with 0.1 uF ceramics placed within 2 mm of the pin, plus one bulk 4.7-10 uF capacitor near the package. Estimated: core current depends on MIPS utilization, so size the regulator with margin above the datasheet typical IDD at 70 MIPS. In digital-power applications, use a separate low-noise LDO or ferrite filter for VDD if the 3.3V rail also serves gate-driver logic with high di/dt events.
규정 준수 정보
Compliance data was not present in the provided web data; verify RoHS/REACH status on the Microchip product page or distributor compliance documents before production use.