DSPIC33FJ128MC506A-H/MR - 16-bit 40 MIPS DSC | Microchip
Référence : DSPIC33FJ128MC506A-H/MR ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1 000 | $0 | $0,00 |
DSPIC33FJ128MC506A-H/MR Présentation
A digital signal controller combines the computational throughput of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it executes a modified Harvard 16-bit architecture with DSP-grade multiply-accumulate instructions while retaining MCU-style peripherals such as UARTs, SPI, I2C, timers, and CAN, making it a single-chip solution for closed-loop power and motion systems.
Key features of the dsPIC33FJ128MC506A include hardware CAN 2.0B connectivity, a motor-control PWM module suited to brushless DC, single and 3-phase induction, and switched reluctance motors, plus a high-speed 12-bit ADC for current and voltage feedback loops. The A-version silicon is a revised die of the original dsPIC33FJ128MC506 with improved errata status. Multiple DMA channels offload the CPU during high-rate ADC sampling and serial transfers.
Architecturally, the device pairs a 16-bit pipelined core with a 24-bit instruction word, hardware looping, and bit-reversed addressing for FFT-type algorithms. PLL-based clocking allows an external 20 MHz input to be multiplied into the 40 MIPS operating range without external active components, simplifying crystal selection and EMC design.
Typical applications include brushless DC motor drives, single and 3-phase induction motor control, switched reluctance motors, uninterruptible power supplies, digital power converters, and general-purpose servo control. The rich analog and PWM peripheral set makes it well-suited to field-oriented control and sensorless schemes.
Design consideration: route the exposed pad of the QFN-64-EP to a solid ground plane, since it is the primary thermal and ground return path; decouple every VDD pin pair with low-ESR ceramics.
This page synthesizes distributor availability, drop-in family alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.
Alternatives de remplacement direct pour DSPIC33FJ128MC506A-H/MR — 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 DSPIC33FJ128MC506A-H/MR (même facteur de forme et même empreinte) — différant par Package, Operating Temperature, Core Architecture, RoHS Status, Core.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33FJ128MC506A-I/MR
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$4.42 / unité
Voir la fiche technique →DSPIC33FJ128MC506A-E/MR
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$4.82 / unité
Voir la fiche technique →DSPIC33FJ256MC506A-H/MR
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSPIC33FJ64MC506A-H/MR
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSPIC33FJ128MC506-H/MR
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSPIC33EP64MC206-E/MR
✅ Remplacement direct✓ En stock
$3.2 / unité
Voir la fiche technique →DSPIC33FJ128MC506A-H/MR Valeurs maximales et caractéristiques électriques
| Core Architecture | 16-bit dsPIC33F DSC, modified Harvard |
| Maximum Execution Speed | 40 MIPS |
| Flash Program Memory | 128 KB |
| SRAM | 16 KB |
| Supply Voltage Range | 3 V to 3.6 V |
| Boîtier | QFN-64-EP (9x9 mm), MR |
| CAN Module | ECAN, CAN 2.0B |
| Motor Control PWM | Yes (dedicated MCPWM module) |
| ADC | 12-bit, high-speed |
| DMA Channels | 8 |
| Timers | 11 |
| Serial Interfaces | UART, SPI, I2C |
| Input Oscillator | 20 MHz (PLL to 40 MIPS) |
| Statut RoHS | RoHS3 Compliant |
| Type de montage | Surface Mount |
| Part Status | Active |
Configuration des broches de DSPIC33FJ128MC506A-H/MR
| Broche 1 | MCLR — Master clear reset input |
| Broche 2 | VSS — Ground reference |
| Broche 3 | VDD — Power supply (3.0-3.6 V) |
| Broche 4 | ENVREG/VCAP — Regulator enable / regulator output capacitor |
| Broche 5 | RB0/AN0 — Port B bit 0 / analog input 0 |
| Broche 6 | RB1/AN1 — Port B bit 1 / analog input 1 |
| Broche 7 | RB2/AN2 — Port B bit 2 / analog input 2 |
| Broche 8 | RB3/AN3 — Port B bit 3 / analog input 3 |
| Broche 9 | VDD — Power supply |
| Broche 10 | VSS — Ground reference |
| Broche 11 | RB4/AN4 — Port B bit 4 / analog input 4 |
| Broche 12 | RB5/AN5 — Port B bit 5 / analog input 5 |
| Broche 13 | RB6/PGC — Port B bit 6 / ICSP clock |
| Broche 14 | RB7/PGD — Port B bit 7 / ICSP data |
| Broche 15 | RB8 — Port B bit 8 |
| Broche 16 | RB9 — Port B bit 9 |
| Broche 17 | VDD — Power supply |
| Broche 18 | VSS — Ground reference |
| Broche 19 | RB10 — Port B bit 10 |
| Broche 20 | RB11 — Port B bit 11 |
| Broche 21 | RB12 — Port B bit 12 |
| Broche 22 | RB13 — Port B bit 13 |
| Broche 23 | RB14 — Port B bit 14 |
| Broche 24 | RB15 — Port B bit 15 |
| Broche 25 | VDD — Power supply |
| Broche 26 | VSS — Ground reference |
| Broche 27 | RD0 — Port D bit 0 / PWM output |
| Broche 28 | RD1 — Port D bit 1 / PWM output |
| Broche 29 | RD2 — Port D bit 2 / PWM output |
| Broche 30 | RD3 — Port D bit 3 / PWM output |
| Broche 31 | RD4 — Port D bit 4 / PWM output |
| Broche 32 | RD5 — Port D bit 5 / PWM output |
| Broche 33 | RD6 — Port D bit 6 / PWM output |
| Broche 34 | RD7 — Port D bit 7 / PWM output |
| Broche 35 | VDD — Power supply |
| Broche 36 | VSS — Ground reference |
| Broche 37 | RD8 — Port D bit 8 |
| Broche 38 | RD9 — Port D bit 9 |
| Broche 39 | RD10 — Port D bit 10 |
| Broche 40 | RD11 — Port D bit 11 |
| Broche 41 | RD12 — Port D bit 12 |
| Broche 42 | RD13 — Port D bit 13 |
| Broche 43 | RD14 — Port D bit 14 |
| Broche 44 | RD15 — Port D bit 15 |
| Broche 45 | RF2/U1RX — Port F bit 2 / UART1 receive |
| Broche 46 | RF3/U1TX — Port F bit 3 / UART1 transmit |
| Broche 47 | RF6 — Port F bit 6 |
| Broche 48 | RF7 — Port F bit 7 |
| Broche 49 | VDD — Power supply |
| Broche 50 | VSS — Ground reference |
| Broche 51 | RF8 — Port F bit 8 |
| Broche 52 | RF12 — Port F bit 12 |
| Broche 53 | RF13 — Port F bit 13 |
| Broche 54 | RC1 — Port C bit 1 |
| Broche 55 | RC2 — Port C bit 2 |
| Broche 56 | RC3 — Port C bit 3 |
| Broche 57 | RC4 — Port C bit 4 |
| Broche 58 | AVDD — Analog power supply |
| Broche 59 | AVSS — Analog ground |
| Broche 60 | RC12/OSC1 — Port C bit 12 / oscillator input |
| Broche 61 | RC15/OSC2 — Port C bit 15 / oscillator output |
| Broche 62 | VDD — Power supply |
| Broche 63 | VSS — Ground reference |
| Broche 64 | RF4 — Port F bit 4 |
Applications typiques
DSPIC33FJ128MC506A-H/MR convient pour 6 applications: Brushless DC Motor Control, 3-Phase Induction Motor Drives, Digital Power and UPS Systems, Automotive Auxiliary Motor Control, Switched Reluctance Motor Drives, Industrial Robotics and Servo Drives.
Brushless DC Motor Control
The dsPIC33FJ128MC506A family is explicitly optimized by Microchip for brushless DC (BLDC) motor applications. Its dedicated motor-control PWM module generates complementary, dead-time-controlled six-step or sinusoidal drive signals, while the 12-bit high-speed ADC samples phase currents fast enough for cycle-by-cycle current limiting. The 40 MIPS DSP core executes commutation tables or sensorless observers with headroom for field-oriented control. In a typical 3.3 V-signal drive stage, PWM outputs feed a gate-driver IC that levels-shifts to the power MOSFET bridge, with the controller supervising bus voltage and fault shutdown via its DMA-assisted ADC scanning.
Recommandé
3-Phase Induction Motor Drives
Single and 3-phase induction motor control is a headline application for the dsPIC33FJ128MC506A per the Microchip product page. The 40 MIPS core runs V/f control or rotor-flux-oriented algorithms, while the motor-control PWM module produces the three-phase inverter gating with programmable dead time. The 12-bit ADC captures DC-bus current via shunt or current-sensor feedback, and the ECAN module links the drive to factory networks. The 128 KB Flash accommodates parameter tables, ramp profiles, and communication stacks, and the H temperature grade suits drives mounted near hot enclosures.
Recommandé
Digital Power and UPS Systems
In uninterruptible power supplies, solar inverters, and PFC stages, the DSPIC33FJ128MC506A closes high-bandwidth control loops with its 12-bit ADC triggered by the PWM module for cycle-aligned sampling. The 40 MIPS throughput supports multi-loop voltage/current control executed every switching cycle, and 8 DMA channels move ADC results without CPU intervention, preserving jitter-free timing. The GS-series digital-power relatives (DSPIC33FJ06GS202) share this design pattern. The controller's CAN and UART ports handle supervisory communication with battery management and display boards.
Recommandé
Automotive Auxiliary Motor Control
The CAN 2.0B ECAN module makes the dsPIC33FJ128MC506A a fit for auxiliary automotive motor loads such as pumps, fans, actuators, and throttle-by-wire subsystems that communicate on a CAN bus. The H extended temperature variant tolerates underhood-adjacent ambient conditions better than commercial parts. Its 12-bit ADC supports resolver-free current sensing, and the motor-control PWM drives integrated bridge drivers. Note: verify the exact H-grade qualification level against the datasheet before use in safety-critical automotive positions, since AEC-Q100 status must be confirmed from the ordering table.
Recommandé
Switched Reluctance Motor Drives
Microchip lists switched reluctance (SR) motors among the target machines for the dsPIC33FJ128MC506A family. SR drives demand asymmetric PWM phase excitation with precise rotor-position tracking, which the motor-control PWM module plus quadrature/position inputs and the fast 12-bit ADC handle directly. The 40 MIPS core executes torque-sharing tables and phase-current commutation in real time, while 128 KB Flash stores magnetic characteristic maps for efficiency optimization. The ECAN port enables drivetrain-level coordination in traction and industrial pump systems using SR machines.
Recommandé
Industrial Robotics and Servo Drives
For robotic joints and servo axes, the DSPIC33FJ128MC506A provides the DSP math (multiply-accumulate, hardware looping) needed for cascaded position/velocity/current loops at multi-kilohertz rates, executing field-oriented control of PMSM motors with encoder or sensorless feedback into its 12-bit ADC. Four serial ports support drive buses, encoders with protocol conversion, and host communication, while ECAN integrates the axis into machine-level networks. The 3.0-3.6 V core interfaces cleanly with 3.3 V gate drivers and isolation devices on a single-rail servo board.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33FJ128MC506A-H/MR — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33FJ128MC506A-I/MR | DSPIC33FJ256MC506A-H/MR | DSPIC33FJ64MC506A-H/MR | DSPIC33EP64MC206-E/MR |
|---|---|---|---|---|---|
| Package | QFN-64-EP (9x9 mm), MR | QFN-64-EP (9x9 mm) - same | QFN-64-EP (9x9 mm) - same | QFN-64-EP (9x9 mm) - same | QFN-64 - same footprint class |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB | 128 KB | 256 KB | 64 KB | 64 KB |
| Core Performance | 40 MIPS, 16-bit | 40 MIPS, 16-bit | 40 MIPS, 16-bit | 40 MIPS, 16-bit | up to 70 MIPS, 16-bit EP core |
| CAN Module | ECAN, CAN 2.0B | ECAN, CAN 2.0B | ECAN, CAN 2.0B | ECAN, CAN 2.0B | ECAN (verify pin mux) |
| Silicon Revision | A revision (improved errata) | A revision | A revision | A revision | newer EP core generation |
| Software Compatibility | dsPIC33FJ toolchain (MPLAB X, XC16) | 100% identical | 100% identical | 100% identical | same XC16 toolchain, register-level port needed |
Principaux différenciateurs
- Extended H temperature grade with full motor-control peripheral set (vs DSPIC33FJ128MC506A-I/MR)
- 128 KB Flash balance of cost and headroom (vs DSPIC33FJ64MC506A-H/MR)
- A-revision silicon errata status (vs DSPIC33FJ128MC506-H/MR)
- Same toolchain, lower clock than EP generation (vs DSPIC33EP64MC206-E/MR)
Notes de conception
The exposed pad of the QFN-64-EP is the main ground return and thermal path. Define a dedicated ground keep-out under the device with a 5x5 or denser via array stitched to the internal ground plane, and ensure the stencil prints about 70-80% pad coverage with segmented apertures to prevent voiding during reflow. All VDD/AVDD pins need a 0.1 uF ceramic within 2 mm, plus one 4.7-10 uF bulk capacitor near the supply entry. Keep the VCAP/ENVREG regulator pin capacitor per datasheet value for stable internal core regulation.
Motor-control PWM edges switching amperes on the inverter will couple into the 12-bit ADC front end if routing is careless. Route analog sense lines (phase current shunt amplifiers, bus voltage dividers) on a separate analog island around AVDD/AVSS, and keep them physically away from PWM and CAN traces. Use PWM-triggered ADC sampling so current sampling occurs away from switching transitions; the DMA channels can move results with zero CPU jitter. Add small RC filters (about 100 ohm / 1 nF, bandwidth permitting) on analog inputs.
Three common mistakes: (1) leaving the ENVREG/VCAP pin misconfigured - if the internal regulator is enabled, the correct capacitor must be present or the device will not start; (2) assuming 5 V tolerance - the 3.0-3.6 V rails are not 5 V tolerant, so level-shift any 5 V signals; (3) using non-A dsPIC33FJ128MC506 errata assumptions - this is the A revision, so re-check the Microchip errata document against your workaround list before reusing older firmware workarounds. Also configure MCLR with a pull-up and series resistor for robust ICSP programming.
Informations de conformité
RoHS3 compliant per ics-embedded and JLCPCB distributor listings. REACH, halogen-free, and conflict-minerals status not stated in retrieved data.
