DSPIC33EV128GM106-I/PT - 70 MIPS 5V 128KB ECC Flash DSC | Microchip
Référence : DSPIC33EV128GM106-I/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $5.3 | $5,30 |
| 10 | $4.79 | $47,90 |
| 100 | $4.27 | $427,00 |
| 500 | $3.82 | $1 910,00 |
| 1 000 | $3.42 | $3 420,00 |
DSPIC33EV128GM106-I/PT Présentation
A digital signal controller (DSC) is a hybrid device that combines the deterministic control architecture of a microcontroller with the deterministic math throughput of a digital signal processor. Within the power and signal-processing taxonomy, the DSC sits above general-purpose microcontrollers and below dedicated DSPs, occupying the niche where closed-loop control loops (motor control, power conversion, sensor fusion) benefit from hardware multiply-accumulate (MAC) and barrel-shifter instructions on a 16-bit datapath. The dsPIC33EV family in particular targets robust 5V operation with ECC Flash for functional-safety use cases.
Key features include execution at up to 70 MIPS from a 5V rail, hardware CAN, 4 DMA channels, 7 timers, and dedicated motor-control PWM peripherals. The 128KB of ECC Flash provides single-bit error correction and dual-bit error detection, which is essential for automotive and industrial functional-safety designs governed by IEC 61508 and ISO 26262. A 16-channel 12-bit ADC, op-amp comparators and a 5 ns comparator complete the analog front end.
The dsPIC33E core implements a Harvard architecture with a 16-bit instruction word and DSP-aware extensions, including a single-cycle MAC and a 40-bit accumulator, allowing fractional DSP arithmetic alongside integer MCU operations. Peripheral Pin Select (PPS) provides extensive I/O remapping flexibility, freeing the designer from rigid pin-function assignments.
Typical applications include automotive sensor and touch-control units, industrial motor drives with CAN networking, appliance controllers in high-electrical-noise mains environments, and functional-safety subsystems where ECC Flash and self-test libraries reduce external watchdog complexity. The 5V-tolerant design minimizes level-shifting when interfacing to legacy 5V sensors.
Design consideration: connect all VDD/VSS pin pairs and use any matched PGECx/PGEDx pair consistently for ICSP programming and debugging, because Microchip's programming guidelines require the clock and data pins to come from the same pair. Decouple each VDD with a 0.1 uF ceramic plus a bulk tantalum placed within 5 mm of the pin.
This page synthesizes distributor pricing context, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Alternatives de remplacement direct pour DSPIC33EV128GM106-I/PT — 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 DSPIC33EV128GM106-I/PT (même facteur de forme et même empreinte) — différant par Package, Core Architecture, Operating Temperature Range, Timers, Maximum CPU Speed.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33EV128GM106-E/PT
✅ Remplacement direct✓ En stock
$3.6 / unité
Voir la fiche technique →DSPIC33EV128GM106-H/PT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
DSPIC33EV128GM106T-I/PT
✅ Remplacement direct✓ En stock
$3.86 / unité
Voir la fiche technique →DSPIC33EV128GM106-I/PT Valeurs maximales et caractéristiques électriques
| Core Architecture | dsPIC33E (16-bit DSC, Harvard) |
| Maximum CPU Speed | 70 MIPS |
| Program Flash | 128 KB (43K x 24), with ECC |
| RAM | 8 KB |
| Operating Voltage | 4.5 V to 5.5 V |
| Température de fonctionnement | -40 C to +125 C (industrial, -I suffix) |
| Boîtier | 64-pin TQFP (10x10 mm, 0.5 mm pitch) |
| ADC | 12-bit, up to 16 channels |
| DMA Channels | 4 |
| Timers | 7 |
| CAN | 1 (hardware CAN module) |
| Comparators | Yes, with 5 ns response |
| Op-Amps | Yes, on-chip |
| PWM Channels | Yes, motor-control PWM peripherals |
| Peripheral Pin Select (PPS) | Yes |
| Functional Safety | FuSa-ready, ECC Flash, Class B safety library |
| ICSP Programming | PGECx/PGEDx pairs |
| RoHS | Compliant |
Guide de configuration des broches du DSPIC33EV128GM106-I/PT 64-pin tqfp (10x10 mm, 0.5 mm pitch)
Configuration des broches du DSPIC33EV128GM106-I/PT (boîtier 64-pin tqfp (10x10 mm, 0.5 mm pitch)). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour DSPIC33EV128GM106-I/PT.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
DSPIC33EV128GM106-I/PT convient pour 3 applications: Systèmes embarqués, Appareils IoT, Commande industrielle.
Systèmes embarqués
Traitement central dans les applications embarquées à l'aide de DSPIC33EV128GM106-I/PT.
Appareils IoT
Appareils connectés intelligents alimentés par DSPIC33EV128GM106-I/PT.
Commande industrielle
Systèmes d'automatisation et de commande à l'aide de DSPIC33EV128GM106-I/PT.
Aucune FAQ disponible pour ce produit.
Données de référence d'ingénierie pour DSPIC33EV128GM106-I/PT — comparaison, recommandations de conception et informations de conformité.
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33EV128GM106-E/PT | DSPIC33EV128GM106-H/PT | DSPIC33EV128GM106T-I/PT |
|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm, 0.5 mm pitch) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB ECC (43K x 24) | 128 KB ECC | 128 KB ECC | 128 KB ECC |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB |
| Core Performance | 16-bit, up to 70 MIPS | 16-bit, up to 70 MIPS | 16-bit, 40 MHz core basis | 16-bit, up to 70 MIPS |
| Temperature Grade | Industrial (-40C to +85C, I suffix) | Extended (to +125C, E suffix) | Industrial -40C range | Industrial (I suffix) |
| DMA Channels / Timers | 4 / 7 | 4 / 7 | 4 / 7 | 4 / 7 |
| Packaging Format | Tray | Tray | Tray | Tape & Reel |
Principaux différenciateurs
- 5V-native operation (vs STM32F3 series)
- Extended-temperature same-die upgrade path (vs DSPIC33EV128GM106-E/PT)
- ECC Flash for noise immunity (vs PIC17C756A-33I/PT (legacy))
Notes de conception
Connect ALL VDD and VSS pins of the 64-TQFP package to the 5V rail and ground planes - Microchip programming documentation explicitly requires all supply pins connected for reliable ICSP and operation. Place a 100 nF ceramic decoupling capacitor at each VDD/VSS pair, close to the pins, plus bulk capacitance near the regulator. The 10x10 mm TQFP with 0.5 mm pitch requires standard 0.5 mm pitch land patterns per IPC-7351 conventions; verify solder-mask openings for the fine-pitch corners.
When wiring the ICSP header, use clock and data pins from the SAME PGECx/PGEDx pair - the dsPIC33EV128GM106 has multiple pairs and mixing (e.g., PGEC2 for ICSPCLK with PGED1 for ICSPDAT) prevents programming. Per Northern Software device notes, any pair may be used but must be kept matched. Also verify the supply stays within 4.5V-5.5V under all load transients; brownouts below the minimum can corrupt Flash writes during field firmware updates.
The 5V-native core is an advantage but also a thermal consideration: at 70 MIPS with all peripherals active, current consumption is highest of the family operating points (exact Idd figures: consult the family datasheet DS70005144H electrical characteristics tables). Estimated: at a typical 60-80 mA active current from a 5V rail, the DSC dissipates roughly 0.3-0.4 W, which the 64-TQFP theta_JA can handle on a standard 2-layer board without heatsinking; confirm against the datasheet table for your clock configuration.
The 5V I/O domain gives roughly 50% more noise margin than 3.3V logic, which is the family's key value in motor-drive and automotive cabinets - exploit it by routing long sensor lines at 5V levels rather than adding shielded cables for 3.3V signals. For CAN nodes, keep the transceiver (e.g., MCP2551) close to the CAN pins and stub the bus symmetrically. The hardware barrel shifter and MAC instructions run deterministically, so keep ISR paths free of division-heavy code to preserve real-time jitter budgets.
Informations de conformité
Compliance status of the exact ordering code is not stated in the reviewed data; verify on the Microchip product page environmental datasheet. The family is positioned by Microchip for automotive applications, and DigiKey lists Functional Safety (FuSa) supported variants within the dsPIC33EV family.
