DSPIC33FJ128MC506A-H/MR - 16-bit 40 MIPS DSC | Microchip
MPN: DSPIC33FJ128MC506A-H/MR ✓ نشطDSPIC33FJ128MC506A-H/MR نظرة عامة
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.
بدائل مباشرة لـ DSPIC33FJ128MC506A-H/MR — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع DSPIC33FJ128MC506A-H/MR (نفس عامل الشكل والبصمة) — يختلف في Package, Operating Temperature, Core Architecture, RoHS Status, Core.
DSPIC33FJ128MC506A-I/MR
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منهاتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33FJ128MC506A-E/MR
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منهاتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33FJ256MC506A-H/MR
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
DSPIC33FJ64MC506A-H/MR
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
DSPIC33FJ128MC506-H/MR
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
DSPIC33EP64MC206-E/MR
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33FJ128MC506A-H/MR الحدود القصوى والخصائص الكهربائية
| 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 |
| العلبة | 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) |
| حالة RoHS | RoHS3 Compliant |
| نوع التركيب | Surface Mount |
| Part Status | Active |
تكوين أطراف DSPIC33FJ128MC506A-H/MR
| دبوس 1 | MCLR — Master clear reset input |
| دبوس 2 | VSS — Ground reference |
| دبوس 3 | VDD — Power supply (3.0-3.6 V) |
| دبوس 4 | ENVREG/VCAP — Regulator enable / regulator output capacitor |
| دبوس 5 | RB0/AN0 — Port B bit 0 / analog input 0 |
| دبوس 6 | RB1/AN1 — Port B bit 1 / analog input 1 |
| دبوس 7 | RB2/AN2 — Port B bit 2 / analog input 2 |
| دبوس 8 | RB3/AN3 — Port B bit 3 / analog input 3 |
| دبوس 9 | VDD — Power supply |
| دبوس 10 | VSS — Ground reference |
| دبوس 11 | RB4/AN4 — Port B bit 4 / analog input 4 |
| دبوس 12 | RB5/AN5 — Port B bit 5 / analog input 5 |
| دبوس 13 | RB6/PGC — Port B bit 6 / ICSP clock |
| دبوس 14 | RB7/PGD — Port B bit 7 / ICSP data |
| دبوس 15 | RB8 — Port B bit 8 |
| دبوس 16 | RB9 — Port B bit 9 |
| دبوس 17 | VDD — Power supply |
| دبوس 18 | VSS — Ground reference |
| دبوس 19 | RB10 — Port B bit 10 |
| دبوس 20 | RB11 — Port B bit 11 |
| دبوس 21 | RB12 — Port B bit 12 |
| دبوس 22 | RB13 — Port B bit 13 |
| دبوس 23 | RB14 — Port B bit 14 |
| دبوس 24 | RB15 — Port B bit 15 |
| دبوس 25 | VDD — Power supply |
| دبوس 26 | VSS — Ground reference |
| دبوس 27 | RD0 — Port D bit 0 / PWM output |
| دبوس 28 | RD1 — Port D bit 1 / PWM output |
| دبوس 29 | RD2 — Port D bit 2 / PWM output |
| دبوس 30 | RD3 — Port D bit 3 / PWM output |
| دبوس 31 | RD4 — Port D bit 4 / PWM output |
| دبوس 32 | RD5 — Port D bit 5 / PWM output |
| دبوس 33 | RD6 — Port D bit 6 / PWM output |
| دبوس 34 | RD7 — Port D bit 7 / PWM output |
| دبوس 35 | VDD — Power supply |
| دبوس 36 | VSS — Ground reference |
| دبوس 37 | RD8 — Port D bit 8 |
| دبوس 38 | RD9 — Port D bit 9 |
| دبوس 39 | RD10 — Port D bit 10 |
| دبوس 40 | RD11 — Port D bit 11 |
| دبوس 41 | RD12 — Port D bit 12 |
| دبوس 42 | RD13 — Port D bit 13 |
| دبوس 43 | RD14 — Port D bit 14 |
| دبوس 44 | RD15 — Port D bit 15 |
| دبوس 45 | RF2/U1RX — Port F bit 2 / UART1 receive |
| دبوس 46 | RF3/U1TX — Port F bit 3 / UART1 transmit |
| دبوس 47 | RF6 — Port F bit 6 |
| دبوس 48 | RF7 — Port F bit 7 |
| دبوس 49 | VDD — Power supply |
| دبوس 50 | VSS — Ground reference |
| دبوس 51 | RF8 — Port F bit 8 |
| دبوس 52 | RF12 — Port F bit 12 |
| دبوس 53 | RF13 — Port F bit 13 |
| دبوس 54 | RC1 — Port C bit 1 |
| دبوس 55 | RC2 — Port C bit 2 |
| دبوس 56 | RC3 — Port C bit 3 |
| دبوس 57 | RC4 — Port C bit 4 |
| دبوس 58 | AVDD — Analog power supply |
| دبوس 59 | AVSS — Analog ground |
| دبوس 60 | RC12/OSC1 — Port C bit 12 / oscillator input |
| دبوس 61 | RC15/OSC2 — Port C bit 15 / oscillator output |
| دبوس 62 | VDD — Power supply |
| دبوس 63 | VSS — Ground reference |
| دبوس 64 | RF4 — Port F bit 4 |
التطبيقات النموذجية
DSPIC33FJ128MC506A-H/MR مناسب لـ 6 التطبيقs: 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.
موصى به
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.
موصى به
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.
موصى به
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.
موصى به
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.
موصى به
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.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ DSPIC33FJ128MC506A-H/MR — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | 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 |
أبرز الفروقات
- Extended H temperature grade with full motor-control peripheral set (مقابلDSPIC33FJ128MC506A-I/MR)
- 128 KB Flash balance of cost and headroom (مقابلDSPIC33FJ64MC506A-H/MR)
- A-revision silicon errata status (مقابلDSPIC33FJ128MC506-H/MR)
- Same toolchain, lower clock than EP generation (مقابلDSPIC33EP64MC206-E/MR)
ملاحظات التصميم
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.
معلومات الامتثال
RoHS3 compliant per ics-embedded and JLCPCB distributor listings. REACH, halogen-free, and conflict-minerals status not stated in retrieved data.
