DSPIC33EV128GM002-I/MM - 16-Bit 70 MIPS 5V DSC | Microchip
부품 번호: DSPIC33EV128GM002-I/MM ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33EV128GM002-I/MM 개요
A digital signal controller combines the computational power of a DSP with the peripheral integration and deterministic control of a microcontroller. Within the power management hierarchy, a DSC sits between general-purpose MCUs and dedicated DSPs, making it the preferred choice for closed-loop motor control and power conversion where both fast math execution and rich analog peripherals are required on a single chip.
Key differentiating features include the 5V-tolerant, wide 4.5V to 5.5V supply range that provides superior noise immunity in harsh electrical environments, Error Correcting Code (ECC) Flash for high-reliability operation, Peripheral Pin Select (PPS) for flexible pin mapping, and a SENT peripheral for automotive sensor interfaces. The integrated op amps reduce external component count in current-sense and filter circuits.
Architecturally, the dsPIC33E core pairs a 16-bit MCU pipeline with DSP multiply-accumulate instructions operating at 70 MIPS, supported by dual address generators and a hardware divide. Clock generation via internal PLL allows operation up to the family maximum, and the JLCPCB-listed operating clock is 60 MHz for this device grade.
Typical applications include brushed and brushless DC motor control in appliances, automotive sensor and control units, digital power supplies, and industrial automation nodes operating in noisy environments.
When designing with this device, take advantage of the exposed thermal pad on the QFN-28 package for grounding and heat dissipation, and budget the 8 KB of RAM carefully since DMA buffers for motor control consume it quickly.
This page synthesizes distributor data, same-family drop-in alternatives, and practical design guidance beyond what the standard datasheet summary provides.
드롭인 대체품: DSPIC33EV128GM002-I/MM — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC33EV128GM002-I/MM (동일 폼 팩터 및 풋프린트) — 차이점: Package, Supply Voltage Range, Operating Temperature, Core Architecture, Peripheral Pin Select.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC33EV256GM002-I/MM
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$3.1 / 개
데이터시트 보기 →DSPIC33EV64GM002-I/MM
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$2.4 / 개
데이터시트 보기 →DSPIC33EV128GM002-E/MM
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33EV128GM002-H/MM
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
DSPIC33EV128GM002-I/MM 최대 정격 & 전기적 특성
| Core Architecture | 16-bit dsPIC33E DSC |
| Performance | 70 MIPS |
| Operating Frequency | 60 MHz |
| Flash Memory | 128 KB (43K x 24) with ECC |
| RAM | 8 KB |
| Supply Voltage Range | 4.5 V to 5.5 V |
| Nominal Supply Voltage | 5.0 V |
| PWM Channels | 6 motor-control PWM |
| Integrated Op Amps | 3 |
| CTMU | Charge Time Measurement Unit, yes |
| SENT Peripheral | Yes (automotive sensor interface) |
| Peripheral Pin Select | Yes (PPS, remappable RPn/RPIn pins) |
| 동작 온도 | -40C to +85C (I grade) |
| 패키지 | 28-QFN-S Exposed Pad (6x6x0.9 mm) |
| 실장 유형 | Surface Mount |
| Packaging | Tube |
| RoHS 상태 | Compliant |
| Functional Safety Support | Yes (FuSa variant supported) |
DSPIC33EV128GM002-I/MM 28-qfn-s exposed pad (6x6x0.9 mm) 핀 구성 가이드
DSPIC33EV128GM002-I/MM(28-qfn-s exposed pad (6x6x0.9 mm) 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: DSPIC33EV128GM002-I/MM.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
DSPIC33EV128GM002-I/MM 적합 용도: 6 애플리케이션s: BLDC / PMSM Motor Control, Automotive Sensors and Control Units, Home Appliances, Digital Power Supplies, Industrial Automation Nodes, Capacitive Touch and Measurement Systems.
BLDC / PMSM Motor Control
The DSPIC33EV128GM002-I/MM fits brushless DC and permanent-magnet synchronous motor control because its six motor-control PWM channels with complementary outputs and hardware dead-time generation directly drive three-phase inverters, while its 70 MIPS DSP core executes field-oriented control loops at multi-kHz update rates. The three on-chip op amps condition low-side shunt current measurements without external amplifiers, cutting BOM cost and improving accuracy. Placed as the main controller between a gate-driver front end and the power stage, its 5V logic gives superior noise immunity against switching transients compared to 3.3V MCUs, and the 128 KB ECC Flash safeguards control code against bit-flips in electrically noisy drive environments.
추천
Automotive Sensors and Control Units
The DSPIC33EV128GM002-I/MM suits automotive sensor nodes and body control units because it integrates a dedicated SENT peripheral compliant with automotive sensor interfaces, reducing software overhead versus bit-banged implementations. Its 4.5V to 5.5V supply range tolerates automotive load-dump-regulated rails, and the CTMU enables precise capacitive or time-of-flight measurements. For extended -40C to +125C under-hood installations, the same die is available as DSPIC33EV128GM002-E/MM, allowing a single PCB design to serve both cabin and engine-bay variants. Microchip specifically positions the dsPIC33EV GM family for automotive sensors, touch, and control units operating amid noise and vibration.
추천
Home Appliances
The DSPIC33EV128GM002-I/MM is ideal for appliances such as washing machines, dishwashers, fans, and compressors, where Microchip explicitly targets the dsPIC33EV family. Appliance environments combine motor switching noise, mains transients, and vibration; the device counters these with 5V noise immunity, ECC Flash for code integrity, and integrated op amps for motor current sensing. A typical design uses the six PWM channels to drive a compressor or drum motor inverter, with the CTMU and remappable analog inputs handling user-interface touch sensing. The 28-pin QFN keeps PCB area small for cost-driven appliance control boards while retaining DSP-class closed-loop performance.
추천
Digital Power Supplies
The DSPIC33EV128GM002-I/MM works well as the digital controller in AC-DC and DC-DC converters, LLC resonant supplies, and power-factor-correction stages. Its 70 MIPS core executes voltage and current control loops with DSP multiply-accumulate instructions, while six PWM channels with complementary outputs and dead-time control implement phase-shifted or interleaved topologies. The 5V supply level interfaces directly with gate-driver logic common in power supplies, and ECC Flash protects control firmware in high-transient environments. The Peripheral Pin Select feature lets designers map PWM, ADC trigger, and fault inputs to optimal physical pins, simplifying layout around high-current switching nodes.
추천
Industrial Automation Nodes
In factory automation, the DSPIC33EV128GM002-I/MM serves as an intelligent actuator or sensor node controller, handling closed-loop positioning, valve control, or conveyor monitoring. Its SENT interface and remappable peripherals (UART, SPI, I2C via PPS) allow one PCB design to be reconfigured in firmware for different node types, reducing SKU proliferation. The -40C to +85C industrial temperature grade, 5V robustness, and ECC Flash deliver the reliability that continuous-duty industrial equipment demands. The 8 KB RAM accommodates control loops plus communication buffers, and SEGGER and Microchip tool support shortens development time for OEM industrial platforms.
추천
Capacitive Touch and Measurement Systems
The DSPIC33EV128GM002-I/MM integrates a Charge Time Measurement Unit (CTMU), a precision constant-current source used for capacitive touch sensing, time-of-flight measurement, and ratiometric resistive sensing. Combined with the CTMU, the three op amps can build precision front ends for pressure, level, or proximity sensing with minimal external components. The 128 KB ECC Flash stores calibration tables and touch-decision firmware, while the 60 MHz operating clock provides the resolution needed for high-fidelity measurements. This makes the device attractive for smart-appliance touch panels, industrial level sensors, and battery-powered measurement instrumentation where a single 5V chip must combine sensing, computation, and control outputs.
추천
추천 제품 요약
엔지니어링 참조 데이터: DSPIC33EV128GM002-I/MM — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC33EV256GM002-I/MM | DSPIC33EV64GM002-I/MM | DSPIC33EV128GM002-E/MM | DSPIC33EV128GM104-I/ML |
|---|---|---|---|---|---|
| Package | 28-QFN-EP (6x6x0.9 mm) | 28-QFN-EP (6x6) - same | 28-QFN-EP (6x6) - same | 28-QFN-EP (6x6) - same | 44-QFN (ML) - different footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB ECC | 256 KB ECC | 64 KB ECC | 128 KB ECC | 128 KB ECC |
| Core Performance | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Operating Temperature | -40C to +85C (I grade) | -40C to +85C | -40C to +85C | -40C to +125C (E grade) | -40C to +85C |
| Key Peripherals | 6 MC PWM, 3 op amps, CTMU, SENT | 6 MC PWM, 3 op amps, CTMU, SENT | 6 MC PWM, 3 op amps, CTMU, SENT | 6 MC PWM, 3 op amps, CTMU, SENT | same peripherals, more I/O (44-pin) |
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant |
주요 차별점
- Twice the program memory for code growth (vs DSPIC33EV64GM002-I/MM)
- Extended temperature capability available on the same die (vs DSPIC33EV128GM002-E/MM)
- Best cost for firmware within 128 KB (vs DSPIC33EV256GM002-I/MM)
설계 노트
Solder the exposed thermal pad of the 28-QFN-EP (6x6x0.9 mm) package to a via-stitched ground plane. This pad is the primary VSS connection for the die and also carries heat out; an unsoldered or poorly wetted pad is the most common cause of erratic ADC readings and hard-to-diagnose reset behavior on QFN dsPIC designs. Place at least a 3x3 via matrix under the pad and connect VSS pins 2-3 (or per datasheet pin table) to the same local ground island.
The device operates from 4.5V to 5.5V with a nominal 5.0V. Decouple VDD and AVDD independently with 0.1 uF ceramic capacitors placed within 2 mm of each pin, plus one 10 uF bulk capacitor per rail. Never exceed 5.5V - the 5V robustness of the dsPIC33EV is a family feature, not headroom for unregulated supplies. Estimated: at 100 mA typical operating current from a 5.5V rail, device dissipation is about 0.55 W, acceptable on a QFN-28-EP with a solid ground pour.
Use Peripheral Pin Select (PPS) in firmware to route PWM outputs, UART, SPI, and I2C away from the oscillator pins and toward the board edge nearest each peripheral. Keep the ICSP programming pins (MCLR, PGD, PGC - which overlap remappable RPn pins) reserved on a 5-pin header, since PGD/PGC are also used for debugging. Route the three op-amp inputs away from PWM traces; the integrated amplifiers are convenient but their inputs remain sensitive to capacitively coupled switching noise.
Budget the 8 KB RAM before enabling DMA: motor-control ADC scan buffers plus communication stacks can exhaust it quickly, and the linker error appears late in development. Also note that Flash is organized 24-bit wide (43K x 24 instruction words), so comparing 128 KB against byte-addressable MCU flash is misleading - plan code size accordingly. Choose the -E/MM grade up front if any chance exists the product will see above +85C, since the footprint is identical.
규정 준수 정보
RoHS compliant per JLCPCB and DigiKey listings. The dsPIC33EV family is marketed by Microchip for automotive applications (FuSa support), but AEC-Q100 qualification status for this specific MPN was not found in the provided data.
