DSPIC33EV256GM103-I/M5 - 5V 70 MIPS DSC | Microchip
Teilenummer: DSPIC33EV256GM103-I/M5 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
DSPIC33EV256GM103-I/M5 Übersicht
A digital signal controller combines the computational power of a digital signal processor with the peripheral integration and control logic of a microcontroller. Within the embedded control hierarchy, the dsPIC33EV family sits alongside general-purpose MCUs but adds DSP multiply-accumulate hardware, making it a member of the broader class of mixed-signal embedded processors targeted at real-time control loops.
Key features of this device include 5V operation for direct interfacing with industrial and automotive sensors, a 70 MIPS instruction throughput, ECC-protected Flash memory for functional-safety designs, and an integrated CAN 2.0B module for in-vehicle and industrial networking. The part is further equipped with 6 motor-control PWM channels, 3 on-chip operational amplifiers, a CTMU (Charge Time Measurement Unit) for touch/timing measurement, and SENT peripherals for automotive sensor interfaces.
Technically, the dsPIC33EV core executes 16-bit instructions with DSP enhancements, and the device supports 4 DMA channels for efficient data movement without CPU intervention (per Microchip USA product data). The M5 package code denotes the 36-pin UQFN with exposed pad, which provides good thermal performance and low inductance for mixed-signal designs.
Typical applications include motor control in appliances, CAN-based automotive body and powertrain nodes, industrial automation sensing, and power conversion systems, all environments where 5V noise immunity and DSP-grade math performance are required.
A key design consideration is peripheral pin select (PPS): the RPn pins can be remapped to most digital peripherals, but PGECx/PGEDx pairs must be used as matched pairs for ICSP programming and debugging.
This page synthesizes verified distributor data, drop-in alternatives within the dsPIC33EV family, and practical design notes not found in the manufacturer datasheet.
Drop-in-Alternativen für DSPIC33EV256GM103-I/M5 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit DSPIC33EV256GM103-I/M5 (gleiche Bauform und Footprint) – abweichend in CTMU, Operating Temperature, Package, RAM.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
DSPIC33EV256GM103-E/M5
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
DSPIC33EV128GM103T-I/M5
✅ Drop-In✓ Auf Lager
$3.52 / Stück
Datenblatt ansehen →DSPIC33EV256GM103-I/M5 Grenzwerte & elektrische Eigenschaften
| Core | dsPIC 33EV (16-bit DSC) |
| Core Performance | 70 MIPS |
| Program Memory (Flash) | 256 KB (85.5K x 24), ECC |
| RAM | 16 KB |
| Operating Voltage | 5 V (device family supports 1.8/2.5/3.3/5 V rails per listing) |
| Datenbusbreite | 16 bit |
| Gehäuse | 36-UQFN (5x5 mm), exposed pad |
| Package Code | M5 |
| Montageart | Surface Mount |
| Betriebstemperatur | -40C to +125C (I grade) |
| CAN | Yes (CAN 2.0B module) |
| PWM Channels | 6 motor-control PWM |
| Op Amps | 3 on-chip |
| CTMU | Yes |
| SENT Peripheral | Yes |
| DMA Channels | 4 |
| Communication Interfaces | I2C, SPI, UART, CAN |
| I/O Count | 25 I/O (per distributor listing) |
| Qualification | AEC-Q100 (per GlobalSpec listing); Functional Safety (FuSa) per DigiKey |
DSPIC33EV256GM103-I/M5 m5 Pinbelegungsleitfaden
Pinbelegung für DSPIC33EV256GM103-I/M5 (m5-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für DSPIC33EV256GM103-I/M5.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
DSPIC33EV256GM103-I/M5 ist geeignet für 6 Anwendungs: Brushless Motor Control, Automotive CAN Network Nodes, Industrial Sensing and Automation, Digital Power Conversion, Appliance Control Boards, Sensor Interface and Data Acquisition.
Brushless Motor Control
The DSPIC33EV256GM103-I/M5 fits brushless DC and PMSM motor control because its 6 motor-control PWM channels directly drive three-phase inverter bridges with complementary outputs and dead-time, while the 3 on-chip op amps condition shunt-resistor phase current signals into the internal ADC without external amplifiers. The 70 MIPS DSP core executes field-oriented control (FOC) loops fast enough for low-inductance motors, and 4 DMA channels stream ADC results into 16KB RAM without stealing CPU cycles. In a 5V system the PWM outputs interface directly to gate drivers such as the MCP14700 or gate-driver optocouplers, level-translating cleanly to 600V IGBT stages. The 256KB ECC Flash holds the control algorithm plus bootloader and safety diagnostics in one die.
Empfohlen
Automotive CAN Network Nodes
Automotive body, convenience and powertrain nodes benefit from this DSC's integrated CAN 2.0B module, SENT peripheral, and AEC-Q100 process qualification noted in distributor listings. The 5V-tolerant I/O survives automotive load-dump environments far better than 3.3V MCUs, reducing external protection component count. The SENT interface decodes SAE J2716 sensor streams directly, while the CTMU supports capacitive touch interfaces for interior panels. Firmware for the CAN stack, diagnostics and application logic fits comfortably in the 256KB ECC Flash, and the FuSa program support from Microchip eases ISO 26262-related documentation. Pair the CAN module with a transceiver such as the MCP2562 for a complete 5V node on a single rail.
Empfohlen
Industrial Sensing and Automation
In industrial automation, the DSPIC33EV256GM103-I/M5 serves as an intelligent sensor hub combining analog conditioning and digital networking. The 3 integrated op amps amplify strain-gauge, thermocouple or pressure-sensor signals, the CTMU measures charge time for precise resistive/capacitive sensing, and the 12-bit ADC digitizes results at rates suited to 70 MIPS post-processing including DSP filters implemented in the core's multiply-accumulate hardware. The industrial -40C to +125C grade covers factory-floor ambient extremes. Communication to PLCs runs over UART/SPI/I2C remapped through peripheral pin select to whatever pins the PCB layout dictates, or over CAN via MCP2551-class transceivers for robust multi-drop industrial buses.
Empfohlen
Digital Power Conversion
Digitally controlled AC-DC and DC-DC converters exploit the dsPIC33EV's DSP multiply-accumulate instructions to execute high-frequency control loops (voltage-mode or average-current-mode) at tens of kHz switching rates. The 6 PWM channels generate phase-shifted or interleaved drive for LLC, half-bridge or boost topologies with hardware dead-time control, while the fast ADC plus DMA pipeline samples output voltage and current each switching cycle. The 5V core supports direct interface to popular gate-driver families, and 256KB Flash stores soft-start profiles, protection state machines, and PMBus/UART telemetry simultaneously. The industrial temperature grade and ECC Flash improve reliability in always-on power supplies and telecom rectifiers.
Empfohlen
Appliance Control Boards
Major appliances - washing machines, dishwashers, refrigeration compressors - run motor drives and user interfaces in electrically noisy 5V environments, exactly where Microchip positions the dsPIC33EV family. The DSPIC33EV256GM103-I/M5 drives the compressor or drum motor via its 6 PWM channels and internal op amps sensing phase currents, simultaneously scanning a capacitive touch panel through the CTMU and communicating with the display over remapped UART/SPI pins. 5V noise immunity means fewer false resets from relay switching and motor brush transients. The 256KB Flash accommodates multi-language UI firmware, wash-profile databases and OTA-style bootloader code, and the I-grade temperature range covers condenser and motor-adjacent mounting locations.
Empfohlen
Sensor Interface and Data Acquisition
The DSC doubles as a compact data-acquisition controller: three on-chip op amps buffer and amplify low-level sensor outputs, the CTMU performs ultra-stable time-domain measurements (current, capacitance, resistance), and the ADC plus DMA continuously streams samples into the 16KB RAM for DSP filtering - FIR/IIR - executed on the 16-bit multiply-accumulate hardware. Processed results upload over UART, SPI, I2C or CAN with hardware flow control handled by DMA, keeping the 70 MIPS core free for computation. The ECC-protected Flash preserves calibration tables across power cycles and harsh electromagnetic environments. This makes the part attractive for weigh scales, vibration monitors, and SENT/automotive sensor gateways.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für DSPIC33EV256GM103-I/M5 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | DSPIC33EV256GM103-E/M5 | DSPIC33EV128GM103T-I/M5 |
|---|---|---|---|
| Package | UQFN-36 (5x5 mm) | UQFN-36 (5x5 mm) - same | UQFN-36 (5x5 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Performance | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Memory | 256 KB ECC | 256 KB ECC | 128 KB ECC |
| RAM | 16 KB | 16 KB | 16 KB |
| Operating Temperature | -40C to +125C (I grade) | Extended (E grade) | -40C to +125C (I grade) |
| CAN / PWM / Op Amps | CAN, 6 MC PWM, 3 op amps | CAN, 6 MC PWM, 3 op amps | CAN, 6 MC PWM, 3 op amps |
Wichtigste Unterscheidungsmerkmale
- Extended temperature availability (vs. DSPIC33EV256GM103-E/M5)
- Double the program memory at the same footprint (vs. DSPIC33EV128GM103T-I/M5)
- 5V-native mixed-signal integration (vs. Cross-brand ARM Cortex-M MCUs)
Designhinweise
The M5 package is a 36-UQFN (5x5 mm) with an exposed pad that functions as the primary ground and thermal path. Connect the exposed pad to a solid ground plane through an array of vias (typically 4-9) directly under the pad; do not rely on perimeter ground pins alone for thermal or ground integrity. Keep the 5V supply rail decoupled with at least one 0.1uF ceramic capacitor at each VDD pin pair plus one bulk 10uF capacitor near the device. Route the crystal traces short and guarded by ground.
Peripheral Pin Select (PPS) is flexible but has rules: the RPn/RPIn pins can be assigned to most remappable peripherals with documented limitations (see Section 11.5 of the family data sheet), so verify each pin mapping before layout freeze. For ICSP programming/debugging, PGECx and PGEDx pins must be used as matched pairs - if PGEC2 is ICSPCLK then ICSPDAT must be PGED2. Connect ALL VDD and VSS pins; leaving one floating causes intermittent programming failures.
In motor-control applications, keep the op-amp input traces from shunt resistors short, differential, and away from PWM switch-node traces; the internal op amps amplify whatever noise they pick up. Use a separate analog ground island referenced to the main ground at a single point, and place a small RC filter (e.g., 100 ohm / 1 nF) on analog inputs feeding the ADC. On the 5V rail, ferrite-bead isolate the analog supply from noisy PWM and CAN driver currents.
Compliance-Informationen
AEC-Q100 process qualification indicated in GlobalSpec datasheet record; Functional Safety (FuSa) program listed by DigiKey. RoHS/REACH/lead-free status not stated in verified data - confirm on Microchip's product page.
