DSPIC33EP64MC502-E/SO - 16-bit 60MIPS Motor Control DSC | Microchip
부품 번호: DSPIC33EP64MC502-E/SO ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $3.26 | $3.26 |
| 10 | $3.1 | $31.00 |
| 100 | $2.95 | $295.00 |
| 500 | $2.82 | $1,410.00 |
| 1,000 | $2.65 | $2,650.00 |
DSPIC33EP64MC502-E/SO 개요
A digital signal controller combines the computational throughput of a digital signal processor with the integrated peripherals and deterministic control architecture of a microcontroller. Within the power-management hierarchy, DSCs sit at the top of embedded control ICs, alongside general-purpose MCUs, and are purpose-built for closed-loop control systems such as digital power conversion and motor drive inverters.
Key features include a 16-bit dsPIC33E core executing DSP-class multiply-accumulate instructions, an on-chip Motor Control PWM (MCPWM) module, a Quadrature Encoder Interface (QEI) for position feedback, and supply-voltage operation of 3 V to 3.6 V. The extended-temperature E grade supports operation to +125C, which is significant for enclosed motor-drive and automotive-adjacent environments.
The dsPIC33EP architecture pairs a fast interrupt and context-switching model with DSP engine and hardware addressing modes, enabling tight FOC (Field-Oriented Control) loop times for brushless DC and permanent-magnet synchronous motor control. The AEC-Q100-qualified variant family confirms process robustness, while the tube packaging suits prototype and low-volume assembly.
Typical applications include brushless DC motor drives, PMSM servo control, digital uninterruptible power supplies, and industrial automation nodes requiring synchronized PWM and encoder feedback.
Design consideration: operate within the 3 V to 3.6 V supply window and budget flash usage carefully, since 64 KB is the family maximum for this 28-pin variant - no in-package upgrade path exists.
This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
드롭인 대체품: DSPIC33EP64MC502-E/SO — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC33EP64MC502-E/SO (동일 폼 팩터 및 풋프린트) — 차이점: Package, Operating Temperature, Qualification, Packaging, Core.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC33EP64MC502-I/SO
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
DSPIC33EP64GP502-E/SO
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$3.26 / 개
데이터시트 보기 →DSPIC33EP64MC202-I/SO
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$0.13 / 개
데이터시트 보기 →DSPIC33EP32MC502-I/SO
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$2.66 / 개
데이터시트 보기 →DSPIC33EP32GP502-I/SO
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$2.65 / 개
데이터시트 보기 →DSPIC33EP64MC502-E/SO 최대 정격 & 전기적 특성
| Core Processor | dsPIC33E (DSC) |
| Core Size | 16-bit |
| Speed (MIPS) | 60 MIPS (family core up to 70 MIPS) |
| Program Memory | 64 KB (22K x 24) Flash |
| SRAM | 8 KB |
| 공급 전압 | 3 V to 3.6 V |
| 패키지 | 28-SOIC |
| 동작 온도 | -40C to +125C (E grade) |
| PWM Module | Motor Control PWM (MCPWM) |
| Encoder Interface | Quadrature Encoder Interface (QEI) |
| Qualification | AEC-Q100 (family variant) |
| Packaging | Tube |
| 실장 유형 | Surface Mount |
| ROM Type | Flash |
| 카테고리 | Digital Signal Controllers - DSP, DSC |
DSPIC33EP64MC502-E/SO 28-soic 핀 구성 가이드
DSPIC33EP64MC502-E/SO(28-soic 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: DSPIC33EP64MC502-E/SO.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
DSPIC33EP64MC502-E/SO 적합 용도: 6 애플리케이션s: Brushless DC Motor Control, PMSM Servo Drives, Digital Power Conversion, Industrial Automation Nodes, Automotive-Adjacent Motor Loads, Embedded Signal Processing Control.
Brushless DC Motor Control
The DSPIC33EP64MC502-E/SO is purpose-built for BLDC drives: its Motor Control PWM module generates complementary or independent PWM channels with programmable dead time, while the Quadrature Encoder Interface or sensorless techniques close the commutation loop. At 60 MIPS with a 16-bit DSP engine executing MAC operations, field-oriented control loops can run at switching-frequency rates without floating-point hardware. The E temperature grade (-40C to +125C) suits sealed drive enclosures where the controller sits near power switches. Placed on a 3.3 V rail with the MCPWM outputs driving a gate-driver stage, the controller provides deterministic loop timing that reduces audible noise and improves efficiency versus 8-bit alternatives.
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PMSM Servo Drives
Permanent-magnet synchronous motor servo control demands high-rate current loops and precise rotor position - exactly what the MCPWM module and QEI of the DSPIC33EP64MC502-E/SO deliver. The 60 MIPS dsPIC33E core executes Park/Clarke transforms and PI current regulators with cycle-accurate determinism, and the QEI decodes incremental encoder signals in hardware, offloading the CPU. Operation to +125C allows mounting inside geared servo housings with limited airflow. The controller typically reads phase currents via its on-chip ADC (with PWM-triggered sampling) and outputs SVPWM waveforms; the 8 KB SRAM accommodates trajectory buffers for point-to-point motion in compact servo nodes.
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Digital Power Conversion
Digitally controlled UPS, solar micro-inverter, and DC-DC converter stages benefit from the deterministic PWM and fast interrupt model of the DSPIC33EP64MC502-E/SO. The MCPWM supports phase-shifted and complementary topologies with hardware dead-time insertion and fault shutdown inputs, which are essential for burst-mode and transient-fault protection in power stages. Running control loops at tens of kHz switching frequency is straightforward at 60 MIPS. The 3 V to 3.6 V supply integrates cleanly with isolated gate-driver bias rails, and the extended temperature grade supports power supplies operating in hot industrial cabinets where ambient near the controller can approach 105C.
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Industrial Automation Nodes
Factory sensors, actuators, and sub-controllers use the DSPIC33EP64MC502-E/SO where its 16-bit core, DSP instructions, and remappable peripheral pins allow one PCB design to serve multiple node types via firmware. UART, SPI, and I2C remap onto the 28-pin SOIC pinout, enabling flexible fieldbus interfaces while timers handle local sequencing. The 64 KB flash holds protocol stacks plus application logic for compact nodes; designs needing more code space should select a higher-memory family member instead of attempting external memory. Tube packaging makes the part convenient for mixed-technology contract manufacturing of low-to-mid-volume automation boards.
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Automotive-Adjacent Motor Loads
The dsPIC33EP64MC502 family is listed under AEC-Q100 qualification in distributor data, making the E-graded 28-SOIC part a candidate for auxiliary motor loads - pumps, fans, actuators - in harsh vehicles and off-highway equipment where full automotive sourcing is not mandated. Operation to +125C covers under-hood-adjacent and engine-bay-near zones, and the MCPWM/QEI pairing supports both sensored and sensorless control of BLDC loads. Engineers should verify the exact automotive ordering option with Microchip for formal programs, but the qualification trail simplifies reliability justification compared to consumer-graded MCUs.
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Embedded Signal Processing Control
The dsPIC33E core integrates a DSP engine with single-cycle MAC and dual operand fetch, letting the DSPIC33EP64MC502-E/SO run digital filters (IIR/FIR), FFT-based monitoring, and sensor-fusion routines while simultaneously managing control outputs. At 60 MIPS this suits condition-monitoring nodes - vibration, current-signature analysis on motor lines - where the controller both analyzes and actuates. The 8 KB SRAM constrains block sizes, so allocate buffers carefully; for heavier DSP payloads choose a higher-memory family device. The 28-SOIC extended-temperature package supports DIN-rail and panel-mounted monitoring hardware in industrial settings.
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추천 제품 요약
엔지니어링 참조 데이터: DSPIC33EP64MC502-E/SO — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC33EP64MC502-I/SO | DSPIC33EP64GP502-E/SO | DSPIC33EP64MC202-I/SO | DSPIC33EP32MC502-I/SO | DSPIC33EP32GP502-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 |
| Flash Program Memory | 64 KB (22K x 24) | 64 KB | 64 KB | 32 KB | 32 KB | 32 KB |
| Core Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Motor Control PWM / QEI | Yes | Yes | No (GP peripherals) | Yes | Yes | No (GP peripherals) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
주요 차별점
- Extended -40C to +125C operation in a low-cost SOIC (vs DSPIC33EP64MC502-I/SO)
- Dedicated Motor Control PWM and QEI (vs DSPIC33EP64GP502-E/SO)
- Largest flash in the 28-pin MC subfamily (vs DSPIC33EP64MC202-I/SO)
설계 노트
Hold VDD strictly within the 3 V to 3.6 V window specified by the dsPIC33EP family datasheet. Place a 0.1 uF ceramic decoupling capacitor at each VDD/VSS pin pair, as close to the pins as possible, plus bulk 10 uF near the device. Enable the internal Brown-out Reset so dips below 3 V do not cause erratic execution during motor switching transients. Estimated: a 60 MIPS dsPIC33EP core draws on the order of tens of mA at 3.3 V, so size the 3.3 V rail regulator with at least 50% margin above the sum of core and I/O currents.
Flash is 64 KB of 24-bit words - do not plan firmware headroom assuming byte-addressable 64 KB of code space; effective instruction capacity is about 22K words. Also, DSPIC33EP64MC502-I/SO is NOT a substitute above +85C ambient: only the -E/SO grade is rated to +125C. Finally, the MC (MCPWM/QEI) and GP variants share the same footprint but not the same peripheral set - a firmware drop-in from GP to MC is not automatic.
For motor-control layouts, route MCPWM outputs away from analog sense lines feeding the ADC, and use a solid ground plane under the controller. Place the QEI input filter components (series R plus small C) near the pins to reject drive-stage noise. Because the E grade is used in hot enclosures, provide thermal relief per Microchip's thermal design guidance in the family datasheet rather than relying on small trace cross-sections.
Use the remappable peripheral pin (RPn) scheme deliberately: assign UART/SPI/I2C functions to pins farthest from the PWM outputs to minimize crosstalk on the 28-SOIC, which has a 1.27 mm pitch and no ground guard between all pins. Keep encoder (QEI) traces short and twisted/paired if they run near power wiring.
규정 준수 정보
Distributor listings (globalspec, octopart) describe the dsPIC33EP64MC502 family as 'Automotive, AEC-Q100, dsPIC 33EP'. RoHS/REACH/lead-free status not stated in provided data.
