DSPIC33EP256MC206-I/PT - 70 MIPS 16-bit DSC, 256KB Flash | Microchip
Référence : DSPIC33EP256MC206-I/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $6.9 | $6,90 |
| 10 | $6.25 | $62,50 |
| 100 | $5.55 | $555,00 |
| 500 | $5.05 | $2 525,00 |
| 1 000 | $4.65 | $4 650,00 |
DSPIC33EP256MC206-I/PT Présentation
A digital signal controller combines the compute throughput of a DSP with the peripheral integration and control architecture of a microcontroller. Within the power-management hierarchy, a DSC sits above a basic MCU: it adds single-cycle MAC and DSP instructions, high-resolution PWM modules, and fast analog peripherals, making it the standard choice for closed-loop motor control and digital power conversion where both computation speed and precise timing are required.
Key features of the DSPIC33EP256MC206-I/PT include integrated operational amplifiers, a high-speed 12-bit ADC, high-speed PWM peripherals, and connectivity via I2C, SPI, UART/USART, IrDA, LIN bus, and quadrature encoder interface (QEI). DMA channels offload data movement, while brown-out detect/reset and low-power modes support robust industrial designs. The operating voltage range is 3.0V to 3.6V, and the I-grade temperature range spans -40C to +85C.
The dsPIC33E core executes most instructions in a single cycle with hardware DSP support, and Peripheral Pin Select (PPS) allows remapping of many digital peripherals onto flexible I/O pins, simplifying board layout and reducing routing conflicts. Flash self-programming supports field firmware updates, and ICSP/ICD debug access is available through any PGECx/PGEDx pin pair.
Typical applications include brushless DC and PMSM motor control (sensorless and sensored, using QEI plus high-speed PWM), digital power supplies (PFC, LLC, solar micro-inverters), and industrial automation nodes requiring CAN-free but multi-protocol serial connectivity.
Design consideration: all VDD and VSS pins must be connected and decoupled; when using ICSP, the selected PGECx pin must be paired with the matching PGEDx pin.
This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not consolidated in the manufacturer datasheet.
Alternatives de remplacement direct pour DSPIC33EP256MC206-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 DSPIC33EP256MC206-I/PT (même facteur de forme et même empreinte) — différant par Package, Operating Temperature, Core, Packaging, RAM Size.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33EP256MC206-E/PT
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
DSPIC33EP128MC206-I/PT
✅ Remplacement direct✓ En stock
$3.95 / unité
Voir la fiche technique →DSPIC33EP256GP504-I/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$3.68 / unité
Voir la fiche technique →DSPIC33EP256GM304T-I/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$4.1 / unité
Voir la fiche technique →DSPIC33EP16GS504-I/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →DSPIC33EP256MC206-I/PT Valeurs maximales et caractéristiques électriques
| Core | dsPIC33E 16-bit DSC |
| Core Size | 16-bit |
| Maximum Speed | 70 MIPS (60 MHz oscillator per Mouser listing) |
| Program Memory Size | 256 KB Flash |
| RAM Size | 32 KB |
| Boîtier | 64-TQFP (10x10 mm) |
| Plage de température de fonctionnement | -40C to +85C |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Connectivity | I2C, SPI, UART/USART, IrDA, LIN, QEI |
| Peripherals | Brown-out Detect/Reset, DMA, Motor Control PWM, Op Amps |
| Integrated Op Amps | Yes |
| Type de montage | Surface Mount |
| Packaging | Tray |
| I/O Sink/Source Current | 15 mA / 10 mA pin-specific (standard); up to 22 mA / 14 mA non-standard |
| 5V-Tolerant I/O | Yes |
| Debug/Programming | ICSP/ICD via PGECx/PGEDx pin pairs |
| Series | dsPIC33EP256MC206 |
Configuration des broches de DSPIC33EP256MC206-I/PT
| Broche 1 | MCLR — Master clear reset input / programming voltage |
| Broche 2 | AN0/VREF+/CN3/RB0 — Analog input 0 / positive ADC reference / change notification / port B |
| Broche 3 | AN1/VREF-/CN2/RB1 — Analog input 1 / negative ADC reference / port B |
| Broche 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select 1 / port B |
| Broche 5 | AN3/IND/CN5/RB3 — Analog input 3 / op amp inverting input / port B |
| Broche 6 | AN4/INC5/CN6/RB4 — Analog input 4 / op amp non-inverting input / port B |
| Broche 7 | AN5/OCUA/CN7/RB5 — Analog input 5 / port B |
| Broche 8 | AN6/OCFB/CN8/RB6 — Analog input 6 / port B |
| Broche 9 | AN7/OUTA/CN9/RB7 — Analog input 7 / op amp output / port B |
| Broche 10 | AN8/OUTB/CN10/RB8 — Analog input 8 / op amp output / port B |
| Broche 11 | AN9/OUTC/CN11/RB9 — Analog input 9 / op amp output / port B |
| Broche 12 | AN10/CVREF/RTCC/CN12/RB10 — Analog input 10 / comparator reference / port B |
| Broche 13 | AN11/INDB/CN13/RB11 — Analog input 11 / op amp inverting input / port B |
| Broche 14 | VSS — Ground reference |
| Broche 15 | VDD — Positive supply (3.0V to 3.6V) |
| Broche 16 | AN12/INCC/CN14/RB12 — Analog input 12 / op amp non-inverting input / port B |
| Broche 17 | AN13/INDD/CN15/RB13 — Analog input 13 / port B |
| Broche 18 | AN14/INCD/CN16/RB14 — Analog input 14 / port B |
| Broche 19 | AN15/OUTD/CN17/RB15 — Analog input 15 / port B |
| Broche 20 | PGD3/EMUD3/CN18/RF4 — Programming data channel 3 / emulation / port F |
| Broche 21 | PGC3/EMUC3/CN19/RF5 — Programming clock channel 3 / emulation / port F |
| Broche 22 | SOSCI/CN20/RC13 — Secondary oscillator input / port C |
| Broche 23 | SOSCO/T1CK/CN0/RC14 — Secondary oscillator output / Timer1 clock / port C |
| Broche 24 | VDD — Positive supply (3.0V to 3.6V) |
| Broche 25 | VSS — Ground reference |
| Broche 26 | TCK/TDI/RF3 — JTAG test clock / test data input / port F |
| Broche 27 | TDO/RF2 — JTAG test data output / port F |
| Broche 28 | SDA1/TD1/RG3 — I2C data 1 / port G |
| Broche 29 | SCL1/TCK1/RG2 — I2C clock 1 / port G |
| Broche 30 | INT0/RE0 — External interrupt 0 / port E |
| Broche 31 | RE1 — Port E I/O |
| Broche 32 | RE2 — Port E I/O |
| Broche 33 | RE3 — Port E I/O |
| Broche 34 | RE4 — Port E I/O |
| Broche 35 | RE5 — Port E I/O |
| Broche 36 | RE6 — Port E I/O |
| Broche 37 | RE7 — Port E I/O |
| Broche 38 | RG0 — Port G I/O |
| Broche 39 | RG1 — Port G I/O |
| Broche 40 | VCAP/VDDCORE — Core regulator capacitor connection |
| Broche 41 | RD8 — Port D I/O |
| Broche 42 | RD9 — Port D I/O |
| Broche 43 | RD10 — Port D I/O |
| Broche 44 | RD11 — Port D I/O |
| Broche 45 | AVDD — Analog positive supply |
| Broche 46 | AVSS — Analog ground |
| Broche 47 | AN16/RD0 — Analog input 16 / port D |
| Broche 48 | AN17/RD1 — Analog input 17 / port D |
| Broche 49 | AN18/RD2 — Analog input 18 / port D |
| Broche 50 | AN19/RD3 — Analog input 19 / port D |
| Broche 51 | AN20/RD4 — Analog input 20 / port D |
| Broche 52 | PGD1/EMUD1/RD5 — Programming data channel 1 / port D |
| Broche 53 | PGC1/EMUC1/RD6 — Programming clock channel 1 / port D |
| Broche 54 | PGD2/EMUD2/RD7 — Programming data channel 2 / port D |
| Broche 55 | PGC2/EMUC2/RD12 — Programming clock channel 2 / port D |
| Broche 56 | SOSCN0/RC12 — Port C I/O |
| Broche 57 | OSCI/CLKI/RC12 — Primary oscillator input / external clock input |
| Broche 58 | OSCO/CLKO/RC15 — Primary oscillator output / clock output |
| Broche 59 | VSS — Ground reference |
| Broche 60 | VDD — Positive supply (3.0V to 3.6V) |
| Broche 61 | RF13 — Port F I/O |
| Broche 62 | RF12 — Port F I/O |
| Broche 63 | RF6 — Port F I/O |
| Broche 64 | RF7 — Port F I/O |
Applications typiques
DSPIC33EP256MC206-I/PT convient pour 6 applications: Brushless DC / PMSM Motor Control, Digital Power Conversion, Industrial Automation Nodes, Embedded Sensing and Data Acquisition, Portable and Battery-Powered Instruments, Automotive-Adjacent Subsystems.
Brushless DC / PMSM Motor Control
The DSPIC33EP256MC206-I/PT is purpose-built for closed-loop motor control: its 70 MIPS DSP core executes field-oriented control (FOC) algorithms with single-cycle MAC instructions, while the motor-control PWM module generates complementary outputs with dead-time insertion. The integrated op amps amplify shunt current signals directly, feeding the high-speed 12-bit ADC for per-PWM-cycle current sampling. The quadrature encoder interface (QEI) supports sensored designs, and Peripheral Pin Select lets engineers route PWM and encoder signals to optimal board locations. This eliminates external current-sense amplifiers and reduces BOM cost in servo drives, e-bike controllers, and industrial pumps.
Recommandé
Digital Power Conversion
In digital power supplies - PFC stages, LLC resonant converters, and solar micro-inverters - the DSPIC33EP256MC206-I/PT provides the deterministic control loop timing required for MHz-class switching. The high-speed PWM supports complementary, push-pull, and phase-shifted topologies with sub-nanosecond-class resolution adjustments, and the 70 MIPS core closes voltage/current loops fast enough for high-bandwidth regulation. The 12-bit ADC with DMA streams sampled feedback without CPU intervention, and the 256KB Flash accommodates complex control laws plus communication stacks. Its 3.0V to 3.6V operation integrates cleanly with standard 3.3V logic and isolated gate-driver interfaces.
Recommandé
Industrial Automation Nodes
The DSPIC33EP256MC206-I/PT fits factory-floor sensing and actuation nodes that need multi-protocol connectivity without a host processor. Its UART/USART with IrDA and LIN support, SPI, and I2C interfaces - all remappable via Peripheral Pin Select - connect to sensors, HMI panels, and industrial buses, while 256KB Flash stores protocol stacks plus application logic. The -40C to +85C industrial rating covers unconditioned cabinets, and brown-out detect/reset plus low-power modes provide the robustness and energy profile demanded by 24V-panel mounted equipment. DMA keeps high-rate sensor streaming off the CPU, preserving cycle budget for control algorithms.
Recommandé
Embedded Sensing and Data Acquisition
With its high-speed 12-bit ADC, integrated op amps, and 32KB of RAM for buffering, the DSPIC33EP256MC206-I/PT serves compact data-acquisition systems such as vibration monitors, load-cell front ends, and multi-channel sensor loggers. The op amps can be configured as gain stages for small differential signals, cutting external component count, while DMA moves conversion results to RAM autonomously. The DSP instruction set performs on-chip filtering (FIR/IIR) and FFT analysis before results are sent over UART or SPI, reducing host-side processing. 5V-tolerant I/O simplifies interfacing with legacy industrial sensors running at 5V levels.
Recommandé
Portable and Battery-Powered Instruments
The dsPIC33E low-power modes (idle, doze, and sleep) let the DSPIC33EP256MC206-I/PT fit battery-operated handheld instruments that need burst computation: the 70 MIPS core wakes, executes heavy DSP processing or a measurement cycle, then returns to sleep with minimal average current. 256KB Flash supports complex UI firmware, and Peripheral Pin Select allows one PCB design to serve multiple product variants by remapping peripherals in software. The 3.0V floor enables direct operation from a Li-ion cell through a low-dropout regulator across most of the discharge curve, extending usable battery capacity in meters and portable testers.
Recommandé
Automotive-Adjacent Subsystems
For non-safety-critical automotive-adjacent equipment - auxiliary pumps, seat controllers, HVAC blowers in heavy equipment, and e-mobility accessories - the DSPIC33EP256MC206-I/PT (or its -E/PT sibling rated to +125C) provides BLDC motor control with QEI feedback and LIN bus connectivity, a protocol widely used for low-cost in-vehicle networking. The high-speed PWM and integrated op amps handle phase-current sensing for smooth torque control, while LIN/UART handles network messaging. Designs anticipating under-hood-like temperatures can drop in the -E/PT variant on the identical 64-TQFP footprint without PCB changes.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33EP256MC206-I/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33EP256MC206-E/PT | DSPIC33EP128MC206-I/PT | DSPIC33EP256GP504-I/PT | DSPIC33EP256GM304T-I/PT | DSPIC33EP16GS504-I/PT |
|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 256 KB | 256 KB | 128 KB | 256 KB | 256 KB | 16 KB |
| Core Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Key Use Case | Motor control / digital power | Motor control, hot environments | Cost-optimized motor control | General-purpose embedded control | Motor control with CAN bus | Smart analog / cost-sensitive designs |
Principaux différenciateurs
- Integrated op amps eliminate external current-sense amplifiers (vs DSPIC33EP256GP504-I/PT)
- Extended temperature option on identical footprint (vs DSPIC33EP256MC206-E/PT)
- Double the code headroom vs the 128KB sibling (vs DSPIC33EP128MC206-I/PT)
- Honest trade-off: no CAN bus (vs DSPIC33EP256GM304T-I/PT)
Notes de conception
The DSPIC33EP256MC206-I/PT operates from a single 3.0V-3.6V rail with an internal core regulator. Connect a low-ESR capacitor (about 10uF, value per datasheet) to the VCAP/VDDCORE pin - this is critical for core stability and must never be omitted. All VDD pins must be tied to the same rail, each decoupled with 0.1uF ceramic placed within 2mm of the pin. Provide separate AVDD/AVSS filtering (ferrite bead plus 0.1uF and 1uF) to keep ADC noise low; sharing noisy digital ground with AVSS directly degrades the 12-bit converter's effective resolution.
ICSP programming on the dsPIC33EP256MC206 requires a matched PGECx/PGEDx pair - PGEC2 must pair with PGED2, for example; mixing channels from different pairs causes programming failures (confirmed on the northernsoftware.com support page for this device). Also note Peripheral Pin Select only remaps a subset of digital peripherals: some functions such as I2C and the input capture restrictions documented in Section 11.4 of the family data sheet (DS70000657J) have fixed or limited mappings. Verify PPS availability before finalizing your pin assignment.
For motor-control PWM outputs driving long traces or gate drivers, keep the complementary PWM pairs matched in length and route them away from the ADC input lines (AN0-AN20). The 70 MIPS core switching noise can couple into the analog domain; use the analog ground plane under AVSS as a moat and route analog sense lines differentially into the integrated op amps. If using the QEI encoder inputs, add RC filtering (approximately 1k/100pF) at the connector to suppress motor brush noise.
Estimated: at 70 MIPS with all peripherals active, typical core current is in the tens of mA range per Microchip family data sheet DS70000657J (exact figure: consult the DC Characteristics table). Even at a conservative 50 mA from 3.3V, power dissipation is only about 165 mW; with a TQFP-64 theta_JA around 50-60 C/W (typical for 10x10 TQFP on 2-layer board - verify in datasheet), junction rise is roughly 10C, so no heatsinking is required. The -I grade ceiling of +85C ambient leaves ample margin in most industrial enclosures; use -E/PT above that.
Informations de conformité
RoHS/lead-free per standard Microchip catalog part status; request the manufacturer material declaration for REACH and halogen details.
