DSPIC33EV128GM104-E/ML - 16-Bit 5V DSC 128KB Flash CAN | Microchip
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DSPIC33EV128GM104-E/ML Descripción general
A digital signal controller merges the peripheral set and control peripherals of a microcontroller with the mathematical throughput of a DSP, occupying the mid-tier of the embedded processing hierarchy (embedded controller -> DSC -> microcontroller/MCU -> semiconductor). DSCs are the preferred architecture for closed-loop control loops such as field-oriented motor control, digital power conversion, and sensor fusion, where single-cycle multiply-accumulate (MAC) and DSP instructions shorten loop latency without the complexity of a full application processor.
Key features of this device include on-die ECC Flash for functional-safety-oriented designs, a 5V tolerant I/O system that survives harsh electrical environments without level shifting, and CAN 2.0B connectivity alongside I2C, SPI, UART/USART, IrDA and LINbus interfaces for in-vehicle and industrial networking. The device integrates 4 DMA channels and 7 timers, offloading data movement and timing tasks from the CPU core.
Technically, the dsPIC33EV core executes an enhanced 16-bit instruction set with DSP engine support, and the extended-temperature (E-suffix, -40C to +125C) qualification targets under-hood, appliance and industrial installations subject to vibration, noise and thermal stress.
Typical applications include automotive sensors and touch/control units, BLDC/PMSM motor drives for appliances, industrial automation nodes, and CAN-based networking gateways.
Design consideration: the 44-QFN exposed-pad package requires a solid ground via array under the die for thermal and electrical performance, and all VDD/VSS pairs must be decoupled with 100 nF ceramics placed close to the pins.
This page adds value beyond the manufacturer datasheet by consolidating verified distributor data, same-family drop-in alternatives, application guidance, and selection trade-off analysis in one citation-ready reference.
Alternativas directas para DSPIC33EV128GM104-E/ML — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con DSPIC33EV128GM104-E/ML (mismo factor de forma y huella) — difiere en Core, Package, Operating Temperature, CAN, Packaging.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
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Ver hoja de datos →DSPIC33EV128GM104-I/ML
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
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Ver hoja de datos →DSPIC33EV128GM104-E/ML Valores máximos y características eléctricas
| Core Processor | dsPIC |
| Core Size | 16-Bit |
| Max Speed | 60 MIPS |
| Program Memory (Flash) | 128 KB with ECC |
| RAM Size | 8 KB |
| Supply Voltage Range | 4.5 V to 5.5 V |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| DMA Channels | 4 |
| Timers | 7 |
| External Interrupts | 3 |
| Temperatura de funcionamiento | -40C to +125C |
| Encapsulado | 44-QFN (8x8 mm) |
| Tipo de montaje | Surface Mount |
| Product Status | Active |
| Packaging | Tube |
Guía de configuración de pines de DSPIC33EV128GM104-E/ML 44-qfn (8x8 mm)
Configuración de pines para DSPIC33EV128GM104-E/ML (encapsulado 44-qfn (8x8 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para DSPIC33EV128GM104-E/ML.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
DSPIC33EV128GM104-E/ML es adecuado para 6 aplicacións: Automotive Sensors and Control Units, BLDC/PMSM Motor Control, Home Appliance Control Boards, Industrial Automation and PLC I/O Nodes, CAN Networking and Gateway Nodes, Digital Power Conversion (SMPS/PFC).
Automotive Sensors and Control Units
Microchip explicitly targets the dsPIC33EV GM family at automotive sensors, touch and control units that must survive noise and vibration. The DSPIC33EV128GM104-E/ML fits this role because its 4.5V-5.5V supply rides automotive 5V rails directly, its E-grade -40C to +125C rating covers under-hood and near-engine locations, and its on-die ECC Flash protects program memory against single-bit upsets in electrically noisy cabins. The integrated CAN 2.0B controller connects the node to vehicle networks without an external CAN transceiver controller, while UART/LIN supports body-electronics subnets. Used as the local intelligence in a sensor module, the 60 MIPS core runs filtering and linearization math on raw transducer data before transmission, reducing CAN bus traffic. Designers should budget for load-dump transients on the supply input and route CAN differentially away from switching nodes.
Recomendado
BLDC/PMSM Motor Control
The DSPIC33EV128GM104-E/ML is well suited to sensorless and sensored brushless DC and permanent-magnet synchronous motor drives. The 60 MIPS dsPIC core executes single-cycle MAC operations, letting a field-oriented control (FOC) loop close well inside typical 10-20 kHz PWM periods, and the 7-timer block provides complementary PWM generation with dead-time insertion. The 5V I/O directly drives gate-driver inputs common in appliance drives, eliminating 3.3V-to-5V buffers. In a typical topology the DSC reads phase currents and the DC bus, computes Clarke/Park transforms and PI current loops in firmware, and outputs three complementary PWM pairs; the 4 DMA channels stream ADC results without CPU intervention, cutting loop jitter. The -40C to +125C rating suits enclosed appliance motors where ambient temperatures rise during duty cycles. Reserve Flash headroom for FOC tables and a bootloader when selecting between the 64KB and 128KB family members.
Recomendado
Home Appliance Control Boards
Appliance environments combine mains-borne noise, vibration, humidity, and wide ambient swings - exactly the profile Microchip cites for the dsPIC33EV family. The DSPIC33EV128GM104-E/ML serves as the main control DSC in washing machines, dishwashers, refrigeration compressors, and induction cooktops: its 5V logic drives relays, triac optocouplers, and user-interface LEDs directly; its UART/LIN connectivity talks to display boards; and its extended temperature rating tolerates hot compressor compartments. The 128KB ECC Flash accommodates rich firmware including multiple wash-cycle state machines, fault logging, and field-updatable code via a UART bootloader, while 8KB RAM holds sensor filtering buffers. ECC on Flash prevents bit-flip corruption over years of service near motors. Typical circuits pair the DSC with an AC mains-synchronized zero-cross input on an external-interrupt pin (3 are available) for triac phase-angle control.
Recomendado
Industrial Automation and PLC I/O Nodes
In factory automation, the DSPIC33EV128GM104-E/ML acts as an intelligent I/O node bridging sensors and actuators to a higher-level controller. Its CAN and LIN interfaces cover common industrial fieldbus layers, SPI and I2C connect ADCs, encoders and EEPROM, and the 5V-tolerant I/O survives the electrically noisy 24V-panel environment through simple optocoupler or resistor-network conditioning. The 60 MIPS core executes PID control loops for local closed-loop regulation - valve positioning, temperature ramps, conveyor speed - even if the network master is momentarily unavailable, improving system robustness. The extended -40C to +125C operating range suits panels near heaters, drives, or outdoor enclosures. Designers commonly use one of the 3 external interrupt pins for fast overcurrent trip and dedicate DMA channels to cyclically sample analog inputs, guaranteeing deterministic loop timing. ECC Flash maintains program integrity across years of 24/7 duty.
Recomendado
CAN Networking and Gateway Nodes
The integrated CAN 2.0B controller makes the DSPIC33EV128GM104-E/ML a natural protocol gateway, for example translating between an automotive CAN bus and LIN-based body subnets or a UART-based service link. The 60 MIPS core has ample throughput to buffer, filter, and re-frame messages in software while running application logic, and 8KB RAM provides message-object buffering for burst traffic. Because the 5V I/O directly drives common CAN and LIN transceivers, the board tree stays minimal. In typical gateways the DSC runs hardware acceptance filtering on incoming CAN frames, applies application translation rules, and forwards to the secondary bus with timestamping handled by timer peripherals - one of the 7 timers can clock message scheduling. The extended temperature rating allows mounting in engine bays or outdoor cabinets, and ECC Flash protects the translation firmware whose integrity the whole network depends on.
Recomendado
Digital Power Conversion (SMPS/PFC)
The DSPIC33EV128GM104-E/ML implements digital control for switch-mode power supplies, power-factor-correction stages, and DC-DC converters. The 60 MIPS DSP engine closes current-mode loops at the 50-300 kHz switching frequencies typical of these converters, and the 7-timer subsystem generates the required PWM with fine edge control and cycle-by-cycle current limiting via an external-interrupt trip path. The 5V core voltage domain matches the auxiliary supplies universally present in offline power stages, simplifying the bias tree. In a typical PFC implementation the DSC samples input voltage, inductor current, and output voltage, computes the control law, and updates the PWM duty each switching cycle; DMA offloads ADC sequencing so loop timing jitter stays minimal, directly improving output ripple and transient response. The -40C to +125C grade covers power supplies mounted above hot components, and ECC Flash protects control firmware in equipment expected to run unattended for years.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para DSPIC33EV128GM104-E/ML — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | DSPIC33EV256GM104-E/ML | DSPIC33EV64GM104-E/ML | DSPIC33EV32GM104-E/ML | DSPIC33EV128GM004-E/ML | DSPIC33EV128GM104-I/ML |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (8x8 mm) | 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 |
| Program Flash | 128 KB (ECC) | 256 KB (ECC) | 64 KB (ECC) | 32 KB (ECC) | 128 KB (ECC) | 128 KB (ECC) |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Core Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| CAN Controller | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | No | Yes (CAN 2.0B) |
| 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 | 4.5 V to 5.5 V |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +85C |
Diferenciadores clave
- Native 5V operation eliminates level shifting (frente a DSPIC33EP64MC504-E/MV)
- Extended -40C to +125C E-grade temperature rating (frente a DSPIC33EV128GM104-I/ML)
- CAN 2.0B on board for networked designs (frente a DSPIC33EV128GM004-E/ML)
- On-die ECC Flash for field reliability (frente a Older dsPIC33F generations)
Notas de diseño
The 44-QFN 8x8 mm package has an exposed thermal pad on the underside that must be soldered to a ground pad with an array of vias (typically 4-9) connecting to the internal ground plane. Skipping the exposed-pad connection degrades both thermal performance and ground integrity for the high-speed DSP core. Place one 100 nF ceramic capacitor at every VDD pin pair within 2-3 mm of the pin, plus one bulk 4.7-10 uF capacitor near the supply entry. All VSS pins must be connected to ground - per Microchip's ICSP guidance, none may float.
For in-circuit serial programming (ICSP), the dsPIC33EV128GM104 provides multiple PGECx/PGEDx pin pairs. You must use clock and data from the SAME pair (e.g., ICSPCLK on PGEC2 requires ICSPDAT on PGED2); mixing pairs prevents programming. Reserve your chosen pair with a 5-7 pin header on production boards so firmware remains field-updatable. Also, the 4.5V-5.5V supply range means a marginal 5V rail with brownouts below 4.5V will cause uncontrolled resets - add a supply supervisor or use the internal brown-out detector configuration bits.
Estimated: at 60 MIPS with typical peripheral loading, core current is on the order of tens of milliamps at 5V, giving power dissipation well under 0.5W - a thermally comfortable level for the 44-QFN with a standard 4-layer board ground pour. However, I/O pin current dominates in designs driving many LEDs or relays: keep total package current within the absolute maximum rating stated in datasheet DS70005144H, and in -40C to +125C E-grade applications verify junction temperature using the package theta-JA from the family data sheet rather than assuming the industrial-grade figure.
Route CAN_H/CAN_L and LIN as differential/single-ended pairs with controlled spacing away from PWM output traces; the motor-control PWM edges are the strongest on-board EMI source. Add series 22-100 ohm resistors on PWM outputs feeding long traces or cable harnesses to slow edge rates and reduce radiated emissions. Star-ground the analog reference for the ADC (use a dedicated analog supply pin filter if the board has mixed power/signal sections) to preserve ADC accuracy in noisy appliance or automotive environments.
Información de cumplimiento
Verified web data does not state RoHS/REACH/lead-free status explicitly. Microchip production parts are generally RoHS-compliant, but confirm via the official product page and Microchip material declarations before regulatory documentation. Not listed as AEC-Q100 qualified in provided data.