DSPIC33FJ128MC506A-H/MR - 16-bit 40 MIPS DSC | Microchip
MPN: DSPIC33FJ128MC506A-H/MR ✓ Hoạt độngDSPIC33FJ128MC506A-H/MR Tóm tắt
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.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33FJ128MC506A-H/MR — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với DSPIC33FJ128MC506A-H/MR (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Core Architecture, RoHS Status, Core.
DSPIC33FJ128MC506A-I/MR
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC506A-E/MR
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ256MC506A-H/MR
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33FJ64MC506A-H/MR
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33FJ128MC506-H/MR
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP64MC206-E/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC506A-H/MR Tỷ lệ tối đa & tính chất điện
| 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 |
| Hộp | 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) |
| Trạng thái RoHS | RoHS3 Compliant |
| Kiểu lắp đặt | Surface Mount |
| Part Status | Active |
Cấu hình chân DSPIC33FJ128MC506A-H/MR
| Chân 1 | MCLR — Master clear reset input |
| Chân 2 | VSS — Ground reference |
| Chân 3 | VDD — Power supply (3.0-3.6 V) |
| Chân 4 | ENVREG/VCAP — Regulator enable / regulator output capacitor |
| Chân 5 | RB0/AN0 — Port B bit 0 / analog input 0 |
| Chân 6 | RB1/AN1 — Port B bit 1 / analog input 1 |
| Chân 7 | RB2/AN2 — Port B bit 2 / analog input 2 |
| Chân 8 | RB3/AN3 — Port B bit 3 / analog input 3 |
| Chân 9 | VDD — Power supply |
| Chân 10 | VSS — Ground reference |
| Chân 11 | RB4/AN4 — Port B bit 4 / analog input 4 |
| Chân 12 | RB5/AN5 — Port B bit 5 / analog input 5 |
| Chân 13 | RB6/PGC — Port B bit 6 / ICSP clock |
| Chân 14 | RB7/PGD — Port B bit 7 / ICSP data |
| Chân 15 | RB8 — Port B bit 8 |
| Chân 16 | RB9 — Port B bit 9 |
| Chân 17 | VDD — Power supply |
| Chân 18 | VSS — Ground reference |
| Chân 19 | RB10 — Port B bit 10 |
| Chân 20 | RB11 — Port B bit 11 |
| Chân 21 | RB12 — Port B bit 12 |
| Chân 22 | RB13 — Port B bit 13 |
| Chân 23 | RB14 — Port B bit 14 |
| Chân 24 | RB15 — Port B bit 15 |
| Chân 25 | VDD — Power supply |
| Chân 26 | VSS — Ground reference |
| Chân 27 | RD0 — Port D bit 0 / PWM output |
| Chân 28 | RD1 — Port D bit 1 / PWM output |
| Chân 29 | RD2 — Port D bit 2 / PWM output |
| Chân 30 | RD3 — Port D bit 3 / PWM output |
| Chân 31 | RD4 — Port D bit 4 / PWM output |
| Chân 32 | RD5 — Port D bit 5 / PWM output |
| Chân 33 | RD6 — Port D bit 6 / PWM output |
| Chân 34 | RD7 — Port D bit 7 / PWM output |
| Chân 35 | VDD — Power supply |
| Chân 36 | VSS — Ground reference |
| Chân 37 | RD8 — Port D bit 8 |
| Chân 38 | RD9 — Port D bit 9 |
| Chân 39 | RD10 — Port D bit 10 |
| Chân 40 | RD11 — Port D bit 11 |
| Chân 41 | RD12 — Port D bit 12 |
| Chân 42 | RD13 — Port D bit 13 |
| Chân 43 | RD14 — Port D bit 14 |
| Chân 44 | RD15 — Port D bit 15 |
| Chân 45 | RF2/U1RX — Port F bit 2 / UART1 receive |
| Chân 46 | RF3/U1TX — Port F bit 3 / UART1 transmit |
| Chân 47 | RF6 — Port F bit 6 |
| Chân 48 | RF7 — Port F bit 7 |
| Chân 49 | VDD — Power supply |
| Chân 50 | VSS — Ground reference |
| Chân 51 | RF8 — Port F bit 8 |
| Chân 52 | RF12 — Port F bit 12 |
| Chân 53 | RF13 — Port F bit 13 |
| Chân 54 | RC1 — Port C bit 1 |
| Chân 55 | RC2 — Port C bit 2 |
| Chân 56 | RC3 — Port C bit 3 |
| Chân 57 | RC4 — Port C bit 4 |
| Chân 58 | AVDD — Analog power supply |
| Chân 59 | AVSS — Analog ground |
| Chân 60 | RC12/OSC1 — Port C bit 12 / oscillator input |
| Chân 61 | RC15/OSC2 — Port C bit 15 / oscillator output |
| Chân 62 | VDD — Power supply |
| Chân 63 | VSS — Ground reference |
| Chân 64 | RF4 — Port F bit 4 |
Ứng dụng tiêu biểu
DSPIC33FJ128MC506A-H/MR phù hợp cho 6 Áp dụngs: 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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ128MC506A-H/MR — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | 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 |
Bảo phân biệt quan trọng
- Extended H temperature grade with full motor-control peripheral set (vsDSPIC33FJ128MC506A-I/MR)
- 128 KB Flash balance of cost and headroom (vsDSPIC33FJ64MC506A-H/MR)
- A-revision silicon errata status (vsDSPIC33FJ128MC506-H/MR)
- Same toolchain, lower clock than EP generation (vsDSPIC33EP64MC206-E/MR)
Ghi chú thiết kế
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.
Thông tin tuân thủ
RoHS3 compliant per ics-embedded and JLCPCB distributor listings. REACH, halogen-free, and conflict-minerals status not stated in retrieved data.
