DSPIC33FJ128MC506A-E/PT - 16-bit 40MIPS 128KB Flash DSC | Microchip
Référence : DSPIC33FJ128MC506A-E/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $8.97 | $8,97 |
| 10 | $8.52 | $85,20 |
| 25 | $8.21 | $205,25 |
| 100 | $7.58 | $758,00 |
| 1 000 | $6.9 | $6 900,00 |
DSPIC33FJ128MC506A-E/PT Présentation
A digital signal controller combines the compute power of a DSP engine with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33FJ family sits alongside general-purpose MCUs and dedicated DSPs, targeting closed-loop control systems such as motor drives and digital power conversion where hardware multiply-accumulate and fast interrupt response matter.
Key features include a 16-bit modified Harvard architecture core running at 40 MIPS, 128 KB self-programmable Flash, 8 KB SRAM, and a motor-control PWM peripheral suited to brushless DC, single- and 3-phase induction, and switched reluctance motors. The device also integrates CAN 2.0B communication, serial ports (UART, SPI, I2C), 8 DMA channels, 11 timers, and 53 general-purpose I/O pins.
Technically, the A-variant revision of the dsPIC33FJ128MC506 family adds an enhanced analog and peripheral set with the ECAN module, enabling deterministic in-vehicle or industrial networking alongside deterministic control loops. The DSP engine supports single-cycle MAC and hardware division, while DMA offloads the core during high-rate ADC and PWM update loops.
Typical applications include brushless DC motor drives, industrial inverters and UPS systems, digital power supplies, and automotive-adjacent control nodes requiring AEC-Q100-style extended temperature coverage. The CAN interface and rich timer resources make it a strong fit for UniFI/fieldbus-connected drives.
Design consideration: the core is supplied from a 3.0V to 3.6V rail, so level shifting is required for 5V peripherals, and the internal regulator requires proper decoupling per the manufacturer datasheet layout guidance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternatives de remplacement direct pour DSPIC33FJ128MC506A-E/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 DSPIC33FJ128MC506A-E/PT (même facteur de forme et même empreinte) — différant par Package, Core Architecture, Operating Temperature, Timers, ADC.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33FJ128MC506A-I/PT
✅ Remplacement direct✓ En stock
$3.2 / unité
Voir la fiche technique →DSPIC33FJ128MC506
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
DSPIC33FJ256MC506A
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSPIC33FJ64MC506A
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSPIC33FJ128MC706A
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
DSPIC33FJ128GP706A-E/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$5.9 / unité
Voir la fiche technique →DSPIC33FJ128MC506A-E/PT Valeurs maximales et caractéristiques électriques
| Core Architecture | 16-bit dsPIC33F DSC (CMOS) |
| Maximum CPU Speed | 40 MIPS (40 MHz core clock) |
| Program Memory | 128 KB (128K x 8) Flash |
| RAM | 8 KB (8K x 8) |
| Tension d'alimentation | 3 V to 3.6 V |
| Température de fonctionnement | -40C to +125C (Extended, E grade) |
| Boîtier | 64-TQFP (10x10 mm) |
| I/O Pins | 53 |
| DMA Channels | 8 |
| Timers | 11 |
| Serial Interfaces | 4 serial I/O ports (UART, SPI, I2C) |
| External Interrupt Sources | 5 |
| CAN | ECAN, CAN 2.0B |
| Motor Control Peripherals | Motor Control PWM (BLDC, induction, switched reluctance) |
| Type de montage | Surface Mount |
| Qualification | AEC-Q100 (per distributor datasheet listing) |
Configuration des broches de DSPIC33FJ128MC506A-E/PT
| Broche 1 | MCLR — Master clear reset input |
| Broche 2 | AN0/VREF+/CN3/RB0 — Analog input 0 / positive voltage reference |
| Broche 3 | AN1/VREF-/CN2/RB1 — Analog input 1 / negative voltage reference |
| Broche 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI1 slave select |
| Broche 5 | AN3/INDX/CN5/RB3 — Analog input 3 / encoder index |
| Broche 6 | AN4/QEA/IC7/CN6/RB4 — Analog input 4 / encoder phase A |
| Broche 7 | AN5/QEB/IC8/CN7/RB5 — Analog input 5 / encoder phase B |
| Broche 8 | AN6/OCFA/RB6 — Analog input 6 / PWM fault A |
| Broche 9 | AN7/UPDN/RB7 — Analog input 7 / counter up-down |
| Broche 10 | AN8/RP15/PMCS1/RB8 — Analog input 8 / remappable pin RP15 |
| Broche 11 | AN9/RP14/PMCS2/RB9 — Analog input 9 / remappable pin RP14 |
| Broche 12 | AN10/RP13/RTCC/RB10 — Analog input 10 / RTCC alarm |
| Broche 13 | AN11/RP12/PMWR/RB11 — Analog input 11 / remappable pin RP12 |
| Broche 14 | VSS — Ground reference |
| Broche 15 | VDD — Power supply (3.0V-3.6V) |
| Broche 16 | TMS/RP11/RB12 — JTAG test mode select |
| Broche 17 | TDI/RP10/RB13 — JTAG test data in |
| Broche 18 | TDO/RP9/RB14 — JTAG test data out |
| Broche 19 | TCK/RP8/RB15 — JTAG test clock |
| Broche 20 | VDD — Power supply |
| Broche 21 | OSC1/CLKI/RC12 — Oscillator input / external clock in |
| Broche 22 | OSC2/CLKO/RC15 — Oscillator output / clock out |
| Broche 23 | VSS — Ground reference |
| Broche 24 | SOSCI/CN1/RC13 — Secondary oscillator input |
| Broche 25 | SOSCO/T1CK/CN0/RA4 — Secondary oscillator output / Timer1 clock |
| Broche 26 | SCL/RG2 — I2C clock |
| Broche 27 | SDA/RG3 — I2C data |
| Broche 28 | INT0/RD0 — External interrupt 0 |
| Broche 29 | RD1 — General purpose I/O port D |
| Broche 30 | RD2 — General purpose I/O port D |
| Broche 31 | RD3 — General purpose I/O port D |
| Broche 32 | RD4 — General purpose I/O port D |
| Broche 33 | VDD — Power supply |
| Broche 34 | RD5 — General purpose I/O port D |
| Broche 35 | RD6 — General purpose I/O port D |
| Broche 36 | RD7 — General purpose I/O port D |
| Broche 37 | SCK2/RG6 — SPI2 clock |
| Broche 38 | SDI2/RG7 — SPI2 data in |
| Broche 39 | SDO2/RG8 — SPI2 data out |
| Broche 40 | SS2/CN10/RG9 — SPI2 slave select |
| Broche 41 | VSS — Ground reference |
| Broche 42 | RF12 — General purpose I/O port F (UART alt.) |
| Broche 43 | RF13 — General purpose I/O port F (UART alt.) |
| Broche 44 | SCK1/RF6 — SPI1 clock |
| Broche 45 | SDI1/RF7 — SPI1 data in |
| Broche 46 | SDO1/RF8 — SPI1 data out |
| Broche 47 | SS1/RF2 — SPI1 slave select |
| Broche 48 | U1TX/RF3 — UART1 transmit |
| Broche 49 | U1RX/RF2 — UART1 receive |
| Broche 50 | PWM1L1/RF4 — Motor control PWM 1 low / I/O |
| Broche 51 | PWM1H1/RF5 — Motor control PWM 1 high / I/O |
| Broche 52 | VDD — Power supply |
| Broche 53 | PWM1L2/RF0 — Motor control PWM 1 low / I/O |
| Broche 54 | PWM1H2/RF1 — Motor control PWM 1 high / I/O |
| Broche 55 | PWM2L1/RD8 — Motor control PWM 2 low / I/O |
| Broche 56 | PWM2H1/RD9 — Motor control PWM 2 high / I/O |
| Broche 57 | PWM2L2/RD10 — Motor control PWM 2 low / I/O |
| Broche 58 | PWM2H2/RD11 — Motor control PWM 2 high / I/O |
| Broche 59 | AVDD — Analog power supply |
| Broche 60 | AVSS — Analog ground |
| Broche 61 | PWM3L1/RD12 — Motor control PWM 3 low / I/O |
| Broche 62 | PWM3H1/RD13 — Motor control PWM 3 high / I/O |
| Broche 63 | PWM3L2/RD14 — Motor control PWM 3 low / I/O |
| Broche 64 | PWM3H2/RD15 — Motor control PWM 3 high / I/O |
Applications typiques
DSPIC33FJ128MC506A-E/PT convient pour 6 applications: Brushless DC Motor Drives, Industrial Inverters and UPS, Digital Power Supplies, Automotive-Adjacent Control Nodes, Factory Automation and Robotics, Embedded Systems Education and Prototyping.
Brushless DC Motor Drives
The DSPIC33FJ128MC506A-E/PT fits brushless DC (BLDC) motor control because its 40 MIPS DSP core executes commutation and current-loop algorithms with deterministic latency, while the dedicated motor-control PWM peripheral generates complementary PWM pairs with programmable dead time. Microchip explicitly positions this family for BLDC, induction, and switched reluctance motors. In a typical three-phase BLDC inverter, the DSC reads Hall sensors or computes sensorless back-EMF on its ADC inputs, updates the PWM duty cycle within one control cycle, and reports status over ECAN. The 8 DMA channels move ADC results to RAM without core intervention, keeping interrupt overhead low. Compared with a generic MCU, the single-cycle MAC accelerates field-oriented control math measurably.
Recommandé
Industrial Inverters and UPS
Single- and 3-phase induction motor drives and uninterruptible power supplies benefit from the DSPIC33FJ128MC506A-E/PT's combination of 40 MIPS control bandwidth, 11 timers, and ECAN networking. The motor-control PWM outputs drive the inverter bridge while the ADC samples DC-bus voltage and phase currents for voltage/frequency or vector control algorithms. The extended -40C to +125C temperature rating covers industrial cabinets with limited forced-air cooling, and CAN 2.0B connectivity integrates the drive into factory fieldbus networks. The 128 KB Flash leaves headroom for protocol stacks such as CANopen on top of the control firmware. Designers should budget the 3.0V-3.6V supply rail and isolate the CAN transceiver from the power stage for robust noise immunity.
Recommandé
Digital Power Supplies
Switch-mode power supplies and DC-DC converters with digital control loops use the DSPIC33FJ128MC506A-E/PT's fast ADC, DMA, and PWM peripherals to close voltage and current loops at switching frequencies in the tens of kilohertz and beyond. The 40 MIPS core executes compensator mathematics - proportional-integral or more advanced 2p2z structures - with single-cycle MAC operations, while DMA streams conversion results so the core is never stalled. ECAN allows digital power supplies in telecom or server racks to report telemetry and accept setpoint commands. The 53 I/O pins support auxiliary housekeeping functions such as fan control, sequencing, and fault latching on one die, reducing bill-of-material count versus a discrete controller plus supervisor approach.
Recommandé
Automotive-Adjacent Control Nodes
Although designers must confirm qualification level per build, the DSPIC33FJ128MC506A-E/PT is listed by distributors with AEC-Q100-style qualification data and offers the extended -40C to +125C range typical of under-hood-adjacent modules. The ECAN module implements CAN 2.0B for in-vehicle networking, and the 40 MIPS core handles pump, fan, and actuator motor control with room for diagnostic routines. The 128 KB Flash accommodates UDS/KWP-style service layers alongside the control application. When integrating near 5V automotive transients, add proper TVS protection on the CAN lines and regulator front end, and observe the 3.0V-3.6V supply tolerance in the power tree. Microchip's long-term availability commitments support multi-year automotive-adjacent programs.
Recommandé
Factory Automation and Robotics
Servo drives, conveyors, and robotic joints in factory automation require coordinated multi-axis motion and deterministic communication, both served by the DSPIC33FJ128MC506A-E/PT. Its motor-control PWM generates the six switching signals per axis with hardware dead-time insertion, while quadrature encoder interface inputs (QEA/QEB pins) close the position loop at 40 MIPS processing speed. Five external interrupt sources and 11 timers support limit switches, homing sensors, and synchronized sampling across axes. ECAN links each axis controller into a distributed CAN-based motion network. With 53 I/O pins, one DSC commonly handles an entire single-axis smart drive including safety interlocks and status LEDs, replacing a microcontroller plus CPLD combination and shortening firmware development with Microchip's motor-control libraries.
Recommandé
Embedded Systems Education and Prototyping
The dsPIC33FJ128MC506A family is a common teaching platform for 16-bit embedded control and digital signal processing courses, supported by Microchip's Explorer 16/32 Development Board, which accepts dsPIC Plug-In Modules (PIMs) for easy device swapping alongside PIC24F and PIC32 families. Students gain exposure to DSP engine instructions, DMA, CAN, and motor-control peripherals on one inexpensive chip with free MPLAB X tooling. The 64-TQFP package on a breakout board is hand-solderable for lab prototypes, and the 3.3V single-supply requirement simplifies bench setups. Because the E/PT grade tolerates -40C to +125C, the same curriculum hardware also serves senior capstone projects involving thermal or motor test rigs where industrial-grade parts are appropriate.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33FJ128MC506A-E/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33FJ128MC506A-I/PT | DSPIC33FJ256MC506A | DSPIC33FJ64MC506A | DSPIC33FJ128GP706A-E/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 |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Flash Memory | 128 KB | 128 KB | 256 KB | 64 KB | 128 KB |
| Motor Control PWM | Yes | Yes | Yes | Yes | No (GP family) |
| CAN (ECAN) | Yes, CAN 2.0B | Yes, CAN 2.0B | Yes, CAN 2.0B | Yes, CAN 2.0B | Yes, CAN 2.0B |
Principaux différenciateurs
- Extended -40C to +125C operation at standard-variant pricing (vs DSPIC33FJ128MC506A-I/PT)
- Double the program memory of the 64 KB class sibling (vs DSPIC33FJ64MC506A)
- Motor-control peripheral set absent from GP-family twins (vs DSPIC33FJ128GP706A-E/PT)
Notes de conception
Supply the DSPIC33FJ128MC506A-E/PT from a clean 3.0V-3.6V rail; exceeding 3.6V on VDD stresses the core regulator and I/O structures. Place a 0.1uF ceramic capacitor at each VDD pin pair (pins 15/20, 33, 52) plus bulk 10uF near pin 15. Keep AVDD (pin 59) fed through an RC filter (e.g., ferrite bead plus 10uF + 0.1uF) from the digital rail to protect ADC accuracy. Decouple VDDCORE per the internal regulator guidance in the manufacturer datasheet - do not omit these capacitors or the device will not start.
For motor-control layouts, route the six PWM outputs (pins 50-51, 53-54, 55-58, 61-64) away from the analog inputs AN0-AN13 on the RB port to prevent switching transients from corrupting current-sense samples. Use a solid ground plane, connect AVSS (pin 60) to the analog ground island at a single point, and keep the crystal circuit (OSC1/OSC2, pins 21-22) with short traces and guard grounding. This layout discipline is the difference between clean 12-bit-class current sampling and noisy feedback on a typical inverter PCB.
Three recurring mistakes with this device: (1) assuming 5V-tolerant I/O - the 53 I/O pins are 3.3V only, so level-shift any 5V sensor or legacy peripheral; (2) mismatching temperature grade - the -E/PT part is required for ambients above +85C, the -I/PT version will not survive the full industrial cabinet range; (3) upgrading from non-A to A-revision silicon without reviewing the respective errata sheets - peripheral behavior on early non-A parts differs in documented cases. Always confirm the exact ordering code on incoming reel labels during incoming inspection.
Informations de conformité
Distributor datasheet listing (datasheets.globalspec.com) states AEC-Q100 qualification for the TQFP-64 product. RoHS/REACH/lead-free status was not explicitly stated in the provided verified data for this exact ordering code - confirm via Microchip's product page compliance documents.
