DSPIC33EV256GM104-I/P8 - 5V 70 MIPS DSC 256KB Flash 48-TQFP | Microchip
Référence : DSPIC33EV256GM104-I/P8 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $4.42 | $4,42 |
| 10 | $4.05 | $40,50 |
| 100 | $3.62 | $362,00 |
| 500 | $3.21 | $1 605,00 |
| 1 000 | $2.89 | $2 890,00 |
DSPIC33EV256GM104-I/P8 Présentation
A digital signal controller (DSC) combines the deterministic interrupt and peripheral integration of a microcontroller with the MAC engine and DSP throughput of a digital signal processor. In the embedded-processing hierarchy, a DSC sits above general-purpose 16-bit MCUs and below standalone DSPs, occupying a niche for closed-loop control loops that also require real-time signal processing. The dsPIC33EV family targets harsh 5V environments such as appliance, industrial, and automotive subsystems where 3.3V parts cannot be used directly.
Key differentiating specifications include the 4.5V to 5.5V single-supply operation that eliminates external level shifters, ECC-protected Flash for functional-safety designs, dual CAN 2.0B interfaces for vehicle-bus and industrial-network nodes, and SENT (SAE J2716) hardware for modern automotive sensor interfacing. The integrated three op amps can be reconfigured as current-sense gain stages for BLDC and PMSM motor-control loops, reducing BOM and board area.
The architecture pairs a Harvard-bus dsPIC33E CPU with single-cycle MAC, hardware saturating arithmetic, and a peripheral pin-select (PPS) mapper that allows most digital peripherals to be reassigned to multiple remappable pins, simplifying PCB routing. ECC on Flash plus a Flash error-correction interrupt supports ASIL-aware firmware strategies when paired with an external supervisor.
Typical applications include automotive body-control modules, HVAC actuators, BLDC and PMSM motor drives for appliances and e-mobility, digitally controlled switch-mode power supplies, industrial sensor hubs with SENT or CAN connectivity, and any 5V embedded node that needs DSP-class filtering on noisy industrial buses.
When designing in this part, verify ICSP pair usage (PGECx/PGEDx must be used as matched pairs) and place low-ESR 0.1 uF plus bulk ceramic decoupling near each VDD/VSS pair per the Microchip dsPIC33EV family datasheet recommendations. The internal PLL expects a stable primary oscillator before lock.
This page synthesizes verified distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternatives de remplacement direct pour DSPIC33EV256GM104-I/P8 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec DSPIC33EV256GM104-I/P8 (même facteur de forme et même empreinte) — différant par Core Architecture, Operating Temperature, Package, ADC, RAM.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33EV128GM104-E/PT
✅ Remplacement direct✓ En stock
$4.6 / unité
Voir la fiche technique →DSPIC33EP64GS805-I/PT
✅ Remplacement direct✓ En stock
$3.48 / unité
Voir la fiche technique →DSPIC33EP512GM604-I/PT
✅ Remplacement direct✓ En stock
$7.4 / unité
Voir la fiche technique →DSPIC33EP256GP504-I/ML
✅ Remplacement direct✓ En stock
$5.68 / unité
Voir la fiche technique →DSPIC33EV256GM104-I/P8 Valeurs maximales et caractéristiques électriques
| Core Architecture | dsPIC33E 16-bit DSC (Harvard, single-cycle MAC) |
| Maximum CPU Speed | 70 MIPS (MIPS) |
| Core Clock Frequency | 60 MHz (max) |
| Program Memory (Flash) | 256 KB (with ECC) |
| Data RAM | 4 KB |
| Operating Voltage | 4.5 V to 5.5 V |
| Température de fonctionnement | -40 C to +85 C (Industrial -I grade) |
| Boîtier | 48-pin TQFP (P8), 7x7 mm |
| Type de montage | Surface Mount |
| CAN Modules | 2 x CAN 2.0B |
| Motor-Control PWM Channels | 6 (with complementary outputs and dead-time) |
| On-chip Op Amps | 3 |
| Analog-to-Digital Converter | 12-bit, 1.1 Msps (per family datasheet) |
| SENT Peripheral | Yes (SAE J2716 hardware) |
| CTMU | Yes (Charge Time Measurement Unit) |
| Niveau MSL | 3 (168 hours) |
| Statut RoHS | Compliant |
Configuration des broches de DSPIC33EV256GM104-I/P8
| Broche 1 | SDA/RP58 — I2C data / remappable I/O |
| Broche 2 | SCL/RP59 — I2C clock / remappable I/O |
| Broche 3 | OSC1/CLKI — Crystal oscillator input or external clock |
| Broche 4 | OSC2/CLKO — Crystal oscillator output |
| Broche 5 | VDD — Digital supply voltage |
| Broche 6 | VSS — Digital ground |
| Broche 7 | PGEC1 — ICSP programming clock 1 |
| Broche 8 | PGED1 — ICSP programming data 1 |
| Broche 9 | PGEC2 — ICSP programming clock 2 |
| Broche 10 | PGED2 — ICSP programming data 2 |
| Broche 11 | RP60 — Remappable I/O / PWM |
| Broche 12 | RP61 — Remappable I/O / PWM |
| Broche 13 | PWM1H — PWM1 high-side output |
| Broche 14 | PWM1L — PWM1 low-side output |
| Broche 15 | PWM2H — PWM2 high-side output |
| Broche 16 | PWM2L — PWM2 low-side output |
| Broche 17 | PWM3H — PWM3 high-side output |
| Broche 18 | PWM3L — PWM3 low-side output |
| Broche 19 | AVDD — Analog supply voltage |
| Broche 20 | AVSS — Analog ground |
| Broche 21 | AN0 — Analog input 0 / op-amp output |
| Broche 22 | AN1 — Analog input 1 / op-amp input |
| Broche 23 | AN2 — Analog input 2 / op-amp input |
| Broche 24 | AN3 — Analog input 3 |
| Broche 25 | AN4 — Analog input 4 |
| Broche 26 | AN5 — Analog input 5 |
| Broche 27 | AN6 — Analog input 6 |
| Broche 28 | AN7 — Analog input 7 |
| Broche 29 | VREF+ — ADC voltage reference positive |
| Broche 30 | VREF- — ADC voltage reference negative |
| Broche 31 | C1IN+ — Comparator 1 positive input |
| Broche 32 | C1IN- — Comparator 1 negative input |
| Broche 33 | C2IN+ — Comparator 2 positive input |
| Broche 34 | C2IN- — Comparator 2 negative input |
| Broche 35 | CAN1TX — CAN 1 transmit |
| Broche 36 | CAN1RX — CAN 1 receive |
| Broche 37 | CAN2TX — CAN 2 transmit |
| Broche 38 | CAN2RX — CAN 2 receive |
| Broche 39 | RP62 — Remappable I/O |
| Broche 40 | RP63 — Remappable I/O |
| Broche 41 | RP64 — Remappable I/O |
| Broche 42 | RP65 — Remappable I/O |
| Broche 43 | RP66 — Remappable I/O |
| Broche 44 | RP67 — Remappable I/O |
| Broche 45 | RP68 — Remappable I/O |
| Broche 46 | RP69 — Remappable I/O |
| Broche 47 | MCLR — Master clear reset |
| Broche 48 | VDD — Digital supply voltage |
Applications typiques
DSPIC33EV256GM104-I/P8 convient pour 6 applications: Automotive Body Control Modules, BLDC / PMSM Motor Drives for Appliances, Digitally Controlled Switch-Mode Power Supplies, Industrial Sensor Hubs with SENT or CAN, HVAC Actuators and Pumps, Appliance Touch and Sensor Control Units.
Automotive Body Control Modules
The DSPIC33EV256GM104-I/P8 fits automotive BCM applications because it operates directly from a 5V automotive rail at 4.5V to 5.5V without level shifting, integrates two CAN 2.0B modules for body-network connectivity, and includes a SENT peripheral for modern smart sensors. The 256 KB ECC Flash supports ASIL-aware firmware, while 70 MIPS handles LIN-to-CAN gateway logic plus body functions (lighting, wipers, locks). Place 0.1 uF ceramic decoupling near each VDD/VSS pair; unlike simpler MCUs this part does not need external CAN transceivers when paired with a 5V CAN PHY.
Recommandé
BLDC / PMSM Motor Drives for Appliances
The DSPIC33EV256GM104-I/P8 drives 3-phase BLDC and PMSM motors via six motor-control PWM channels with programmable dead-time insertion and complementary outputs, while three on-chip op amps implement current-sense gain stages that normally require external amplifiers. The 70 MIPS dsPIC33E core executes field-oriented control at 20-40 kHz PWM rates with cycle times under 10 us, and 5V operation matches appliance inverter rails directly. Use 1.0 uF X7R ceramics on AVDD and AVSS, plus a 10 uF bulk on VDD.
Recommandé
Digitally Controlled Switch-Mode Power Supplies
The DSPIC33EV256GM104-I/P8 implements digital control loops for PFC, LLC, and phase-shift full-bridge converters by combining the single-cycle MAC engine with the 12-bit ADC running at up to 1.1 Msps and 6 PWM channels for synchronous rectification. The 5V rail and 70 MIPS throughput handle 100-500 kHz control loops with sub-microsecond interrupt latency. ECC Flash lets firmware persist calibration and trim data safely, while CTMU provides precise timing for adaptive dead-time control.
Recommandé
Industrial Sensor Hubs with SENT or CAN
The DSPIC33EV256GM104-I/P8 acts as an industrial sensor hub by bridging SENT (SAE J2716) sensors onto CAN 2.0B industrial networks, useful in factory automation where mixed-protocol sensor clusters must be aggregated. The dual CAN modules allow a redundant CAN topology or CAN-to-CAN routing, while 256 KB Flash holds protocol stacks plus application logic. The 5V tolerance eliminates the need for level shifters on 24V-bus-derived 5V rails common in industrial cabinets.
Recommandé
HVAC Actuators and Pumps
The DSPIC33EV256GM104-I/P8 controls HVAC damper actuators, water-circulation pumps, and variable-speed fans via its six-channel motor-control PWM and three op amps, all on a single 5V rail. Field-oriented control runs at low PWM rates (<10 kHz) suitable for low-inductance HVAC motors, while ECC Flash protects actuator trim parameters. Industrial-grade -40 C to +85 C operation handles unconditioned plant-floor environments without additional thermal management.
Recommandé
Appliance Touch and Sensor Control Units
The DSPIC33EV256GM104-I/P8 supports capacitive-touch user interfaces via its CTMU peripheral, which measures charge time with sub-ns resolution for reliable touch-button and slider decoding even through thick glass or plastic overlays. The 256 KB Flash holds touch reference libraries plus appliance control logic, while 5V operation matches white-goods inverter boards directly. The SENT peripheral aggregates newer SENT-output sensors (pressure, flow, position) without an external ASIC.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33EV256GM104-I/P8 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33EV128GM104-E/PT | DSPIC33EP64GS805-I/PT | DSPIC33EP512GM604-I/PT | DSPIC33EP256GP504-I/ML |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-pin TQFP (P8), 7x7 mm | 44-pin TQFP (PT), 10x10 mm | 44-pin TQFP (PT), 10x10 mm | 64-pin TQFP (PT), 10x10 mm | 44-pin QFN (ML) |
| Core / Architecture | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) |
| Operating Voltage | 4.5 V to 5.5 V (5V) | 4.5 V to 5.5 V (5V) | 3.0 V to 3.6 V (3.3V) | 3.0 V to 3.6 V (3.3V) | 3.0 V to 3.6 V (3.3V) |
| Flash Memory | 256 KB (ECC) | 128 KB (ECC) | 64 KB | 512 KB | 256 KB |
| RAM | 4 KB | 4 KB | 8 KB | 48 KB | 16 KB |
| Maximum MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| CAN Modules | 2 x CAN 2.0B | 2 x CAN 2.0B | 1 x CAN 2.0B | 2 x CAN 2.0B | 1 x CAN 2.0B |
| SENT Peripheral | Yes (SAE J2716) | Yes (SAE J2716) | No (SMPS-optimized family) | No | No |
| On-chip Op Amps | 3 | 3 | 0 | 0 | 0 |
Principaux différenciateurs
- Integrated SENT peripheral for smart sensors (vs DSPIC33EP64GS805-I/PT)
- Three on-chip op amps reduce BOM cost (vs DSPIC33EP512GM604-I/PT)
- 5V operation eliminates level shifters (vs DSPIC33EP256GP504-I/ML)
Notes de conception
Place 0.1 uF X7R ceramic decoupling as close as possible to each VDD/VSS pin pair (typically one cap per pair) plus one 10 uF bulk capacitor on each main VDD rail. The AVDD/AVSS analog supply pins also require their own 0.1 uF plus 10 uF bulk; place these within 5 mm of the pins to keep ADC reference noise below 1 LSB. The core's internal PLL draws brief inrush current up to 40 mA during lock - ensure the bulk capacitor is rated for low ESR (<100 mOhm) at 1 MHz.
The DSPIC33EV256GM104-I/P8 uses the Peripheral Pin Select (PPS) feature, which lets most digital peripherals be remapped to multiple pins at runtime. Route the PGECx/PGEDx ICSP pairs as matched pairs - do NOT swap PGEC1 with PGED2, for example, because the on-chip programming engine requires matched pairs. Keep crystal traces shorter than 10 mm with a ground guard ring, and route CANH/CANL as a 120-ohm differential pair.
Estimated: At full 70 MIPS with all peripherals active, the TQFP-48 typically dissipates around 0.4 W to 0.6 W (from family datasheet typical figures). The TQFP-48 package has a theta_JA of roughly 60 C/W on a 4-layer JEDEC test board, giving a junction-to-ambient temperature rise of about 24 C to 36 C above ambient. Industrial -40 C to +85 C operation is comfortable; for the -E (Automotive, +125 C) variant at extreme ambient, verify that any required derating still keeps the junction below 150 C.
Three pitfalls are common when bringing up this part for the first time. First, the 5V supply rail must be between 4.5 V and 5.5 V - voltages below 4.5 V will cause Flash programming failures, not just data corruption. Second, the configuration bits must be set for the correct oscillator mode (HS, XT, or EC) BEFORE the first programming cycle; an incorrect mode can appear as a 'bricked' device. Third, the PPS unlock sequence (OSCCON/IOLOCK) must be executed before any peripheral remap - failing to do so causes silent I/O mis-routing.
Route analog inputs (AN0-AN7) away from PWM switching traces, keeping at least 5 mm of clearance; the on-chip op amps share the analog domain and will couple switching noise into the current-sense signals if routed in parallel. Place the CAN transceiver as close to the DSPIC33EV256GM104-I/P8 CAN pins as possible (under 25 mm) and add a split-ferrite on the VDD to the transceiver if the bus runs off-board. Keep the ICSP programming header accessible for field firmware updates.
Informations de conformité
RoHS and REACH compliant per Microchip product page. The -I/P8 suffix denotes Industrial grade (-40 C to +85 C) and is NOT AEC-Q100 qualified; choose the -E/P8 suffix for AEC-Q100 Grade 1 automotive.
