DSPIC33EV64GM103T-I/M5 - 16-bit 70 MIPS 5V DSC | Microchip
MPN: DSPIC33EV64GM103T-I/M5 ✓ AktifDSPIC33EV64GM103T-I/M5 Genel Bakış
A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and deterministic control of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP, making the dsPIC33E family a common choice for motor control, digital power conversion, and sensing applications that require multiply-accumulate performance together with hard real-time peripherals.
Key differentiating features of this part include 5V-tolerant operation across a 4.5V to 5.5V supply range, which suits harsh industrial and automotive electrical environments, an on-chip CAN module for vehicle and factory networks, six motor-control PWM channels for inverter and motor drive topologies, and an integrated CTMU (Charge Time Measurement Unit) for capacitive touch and time-based sensing. The 64KB Flash includes ECC (error correction code) protection, supporting functional-safety (FuSa) oriented designs.
On the analog side, the device integrates three operational amplifiers that can buffer current-shunt signals ahead of the ADC, reducing external component count in motor-control and power-supply feedback loops. The SENT peripheral supports the single-edge nibble transmission protocol widely used in automotive sensor interfaces. The 70 MIPS core executes the DSP-class instruction set with hardware MAC, enabling filtering and control-loop mathematics at fixed deterministic rates.
Typical applications include BLDC and PMSM motor control in appliances, automotive body and powertrain ancillary modules, digital power supplies, industrial sensing nodes, and CAN-networked actuators. The 5V rail tolerance eliminates a level-shifting supply stage that 3.3V MCUs would otherwise require.
A key design consideration is thermal management: the exposed pad of the UQFN-36 package must be soldered to a ground pour with adequate via stitching to dissipate heat at full 70 MIPS operation. Flash ECC and the 4.5V to 5.5V operating window should both be verified against the end application's functional-safety targets.
This page synthesizes distributor inventory signals, drop-in family alternatives, and practical design notes that are not consolidated in the manufacturer datasheet. Pricing is not published in the verified data as of 2026-09-26; request a quote for current volume pricing.
Drop-in alternatifler için DSPIC33EV64GM103T-I/M5 — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller DSPIC33EV64GM103T-I/M5 (aynı form faktörü ve ayağa oturma) — farklı olan RoHS Status, Operating Temperature, Package, Packaging, Core.
DSPIC33EV128GM103T-I/M5
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC33EV256GM003T-I/M5
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC33EV64GM103-E/M5
✅ Yerleştirme ⚠️ Onaylanmamış Özellikler📋 Katalogda Olmayan Referans Alternatifi
DSPIC33EV64GM102-I/M5
✅ Yerleştirme ⚠️ Onaylanmamış Özellikler📋 Katalogda Olmayan Referans Alternatifi
DSPIC33EV64GM103T-I/M5 Maksimum Değerlendirmeler & Elektriksel Özellikler
| Core | dsPIC33E (dsPIC 33EV), 16-bit |
| Number of Cores | 1 |
| Max MIPS / Clock Frequency | 70 MIPS / 70 MHz |
| Program Memory (Flash) | 64KB (22K x 24), ECC Flash |
| Data RAM Size | 8KB |
| İşletim Besleme Gerilimi | 4.5 V to 5.5 V |
| Minimum Operating Temperature | -40 C |
| Paket / Kas | 36-UQFN (5x5 mm), exposed pad |
| Number of I/O | 25 |
| Communication Interfaces | CAN, UART, SPI, I2C |
| PWM | 6 motor-control (MC) PWM channels |
| Analog Peripherals | 3 Op Amps, CTMU |
| Specialty Peripherals | SENT, CTMU |
| Montaj Stili | SMD/SMT |
| Packaging | Tape & Reel (T&R) |
| Functional Safety Support | Yes (FuSa variant family, ECC Flash) |
| RoHS Durumu | Compliant |
DSPIC33EV64GM103T-I/M5 36-uqfn (5x5 mm), exposed pad Pin Yapısı Kılavuzu
DSPIC33EV64GM103T-I/M5 (36-uqfn (5x5 mm), exposed pad paket) için pin yapısı. Bu dijital IC, GPIO, iletişim arayüzleri (UART, SPI, I2C) ve güç pinleri içerir. Alternatif pin işlevleri ve yapılandırma seçenekleri için üretici veri kitapçığını referans alın. Tünel sistem tasarımı ve PCB yerleşimi için temel bir bileşendir.
Ayrıntılı pin çıkış verisi mevcut değil: DSPIC33EV64GM103T-I/M5.
Aşağıdaki veri sayfası tam pin konfigürasyonu için.
Tipik Uygulamalar
DSPIC33EV64GM103T-I/M5 için uygundur 6 uygulamas: BLDC/PMSM Motor Control, Automotive Body and Sensor Modules, Digital Power Supplies, Capacitive Touch and Time-Based Sensing, Industrial Sensing and Control Nodes, Appliance Control Boards.
BLDC/PMSM Motor Control
The DSPIC33EV64GM103T-I/M5 fits motor-drive applications through its combination of six motor-control (MC) PWM channels, a 70 MIPS DSP core with hardware MAC for FOC (field-oriented control) arithmetic, and three on-chip operational amplifiers that amplify shunt-resistor current signals directly ahead of the ADC. This integration eliminates external op-amp ICs and shortens the current-feedback path, improving control-loop bandwidth. Placed as the sole controller in a 5V industrial drive stage, the 4.5V to 5.5V supply tolerance rides directly on typical industrial logic rails without a regulator stage. The trade-off versus a dedicated MCU-plus-gate-driver solution is that the UQFN-36 exposed pad needs a solid ground pour for heat dissipation at sustained full-speed PWM operation.
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Automotive Body and Sensor Modules
The DSPIC33EV64GM103T-I/M5 suits automotive ancillary modules because it integrates a CAN controller for in-vehicle networking, a SENT peripheral conforming to automotive sensor link conventions, and ECC-protected Flash that supports functional-safety (FuSa) development flows. The 4.5V to 5.5V operating window tolerates automotive 5V regulator output variation, and the -40 C industrial rating covers cold-crank conditions at the board level. In a typical body-module design the controller runs the CAN stack, drives loads via the MC PWM outputs, and acquires SENT-encoded sensor data concurrently. Engineers targeting extended under-hood temperatures should evaluate the -E temperature variant, since this -I grade requires verification against the application's maximum ambient specification.
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Digital Power Supplies
For digitally controlled AC-DC and DC-DC converters, the DSPIC33EV64GM103T-I/M5 provides the 70 MIPS core needed to execute compensator calculations at switching-frequency rates, while the six MC PWM channels generate phase-shifted or complementary drive waveforms with dead-time control. The on-chip op amps buffer output-voltage and current-shunt feedback into the ADC without external amplifiers, reducing BOM count in compact power stages. Operating directly from a 5V auxiliary supply, the DSC replaces analog PWM controllers where programmability, sequencing, or telemetry over CAN is required. The key design consideration is keeping the fast analog signals routed away from PWM switching nodes on the UQFN-36 footprint to preserve ADC accuracy.
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Capacitive Touch and Time-Based Sensing
The integrated CTMU (Charge Time Measurement Unit) makes the DSPIC33EV64GM103T-I/M5 well suited to capacitive touch interfaces, ultrasonic time-of-flight measurement, and resistance/capacitance metering, because the CTMU provides a precision constant-current source and time measurement without external analog components. Combined with the 70 MIPS core for filtering and decision logic and 64KB ECC Flash for application plus bootloader code, a complete touch or sensing node fits in one 5V chip. This is particularly attractive in appliance and industrial controls where 5V signaling matches legacy sensor and actuator levels. Layout discipline - guarding CTMU input pins and minimizing leakage on the measurement node - determines achieved resolution.
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Industrial Sensing and Control Nodes
In factory automation, the DSPIC33EV64GM103T-I/M5 serves as a sensor acquisition and local control node: the -40 C industrial rating, 5V noise-immune I/O, CAN for networked coordination, and 25 I/O cover valve, actuator, and encoder interfacing. The three op amps condition bridge-type sensors (pressure, load-cell) before the ADC, and the 8KB RAM supports modest buffering and protocol stacks. Because the DSC executes DSP-class MAC instructions, digital filtering of noisy industrial signals runs deterministically within control-loop deadlines. Compared with a general-purpose MCU plus external CAN transceiver approach, this device reduces board area, though designers must budget the UQFN-36 thermal pad for reliable soldering in high-vibration environments.
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Appliance Control Boards
White-goods and appliance controllers benefit from the DSPIC33EV64GM103T-I/M5's single-chip integration: the MC PWM channels drive compressor and fan motors, the CTMU handles capacitive touch user interfaces, op amps condition motor-current feedback, and CAN or UART links communicate with the main appliance board. The 5V supply range aligns with cost-sensitive appliance power architectures, and the ECC Flash improves reliability in electrically noisy kitchen environments. Microchip explicitly targets the dsPIC33EV family at appliances and harsh environments. The main design trade-off is firmware complexity - motor control plus touch sensing plus communications share one 70 MIPS core, so loop scheduling must be verified during development.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: DSPIC33EV64GM103T-I/M5 — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | DSPIC33EV128GM103T-I/M5 | DSPIC33EV256GM003T-I/M5 | DSPIC33EV64GM103-E/M5 |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 36-UQFN (5x5 mm) exposed pad | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same |
| Program Flash | 64KB (22K x 24) ECC | 128KB ECC | 256KB ECC | 64KB ECC |
| Data RAM | 8KB | 8KB | 8KB | 8KB |
| Performance | 70 MIPS, 16-bit dsPIC33E | 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 |
| Peripherals (CAN / PWM / Op Amps) | Yes / 6 MC / 3 + CTMU + SENT | Yes / 6 MC / 3 + CTMU + SENT | Yes / similar set, verify per datasheet | Yes / 6 MC / 3 + CTMU + SENT |
Ana Farklılayıcılar
- True 5V operation removes supply-conversion stages (karşılaştırma:3.3V Cortex-M MCUs (e.g., STM32 class))
- Integrated analog front end (karşılaştırma:DSPIC33EV64GM102-I/M5)
- ECC Flash for functional-safety designs (karşılaştırma:Non-ECC 16-bit MCUs in the same price class)
Tasarım Notları
The 36-UQFN (5x5 mm) package uses an exposed pad that is the primary heat-removal path. At sustained 70 MIPS operation with all PWM outputs active, solder the exposed pad to the PCB ground plane with an array of thermal vias (typical practice: 3x3 or 4x4 via grid) and a minimum 1 square inch copper pour. Estimated: a DSC of this class dissipating a few hundred milliwatts with an effective board-level thermal resistance of 40-60 C/W would see roughly a 10-30 C junction rise at 25 C ambient; verify against the datasheet theta-JA figure and your actual switching losses before finalizing the layout.
Place a 0.1 uF ceramic decoupling capacitor within 2 mm of each VDD pin pair, plus one bulk 4.7-10 uF capacitor near the device. Keep the CTMU input traces short, guarded, and away from PWM switching nets to preserve charge-time measurement resolution. Route the CAN pair as controlled-impedance differential lines with a common-mode choke near the transceiver. Because the UQFN-36 lead pitch is fine (0.5 mm class), specify a solder-paste stencil with reduced aperture ratio on center pads to avoid voiding under the exposed pad.
Three common mistakes with this device: (1) assuming the -I temperature grade covers extended automotive under-hood temperatures - it does not; select the -E variant if ambient exceeds the industrial limit. (2) Omitting the CAN transceiver - the on-chip module is a controller only and requires an external transceiver such as an MCP2551-class part. (3) Powering outside 4.5 V to 5.5 V - unlike 3.3V MCUs, this family has no wide low-voltage operation; a 3.3V rail will not run the device. Always verify the peripheral-multiplexing table before final pin assignment.
Uyumluluk Bilgisi
RoHS compliance and lead-free (Pb-free) status per standard Microchip T&R product offering. AEC-Q100 qualification not stated in verified data for this exact MPN - confirm with Microchip before automotive deployment. REACH, halogen-free, and conflict-minerals status not stated in verified data.