DSPIC33FJ128MC506A-H/MR - 16-bit 40 MIPS DSC | Microchip
N.º da peça: DSPIC33FJ128MC506A-H/MR ✓ Ativo| Qtd. | Preço unitário | 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 Visão geral
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.
Alternativas drop-in para DSPIC33FJ128MC506A-H/MR — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com DSPIC33FJ128MC506A-H/MR (mesmo formato e footprint) — diferindo em Package, Operating Temperature, Core Architecture, RoHS Status, Core.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
DSPIC33FJ128MC506A-I/MR
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$4.42 / unidade
Ver ficha técnica →DSPIC33FJ128MC506A-E/MR
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$4.82 / unidade
Ver ficha técnica →DSPIC33FJ256MC506A-H/MR
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33FJ64MC506A-H/MR
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33FJ128MC506-H/MR
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33EP64MC206-E/MR
✅ Drop-In✓ Em estoque
$3.2 / unidade
Ver ficha técnica →DSPIC33FJ128MC506A-H/MR Classificações máximas e características elétricas
| 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 |
| Encapsulamento | 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) |
| Status RoHS | RoHS3 Compliant |
| Tipo de montagem | Surface Mount |
| Part Status | Active |
Configuração de pinos do DSPIC33FJ128MC506A-H/MR
| Pino 1 | MCLR — Master clear reset input |
| Pino 2 | VSS — Ground reference |
| Pino 3 | VDD — Power supply (3.0-3.6 V) |
| Pino 4 | ENVREG/VCAP — Regulator enable / regulator output capacitor |
| Pino 5 | RB0/AN0 — Port B bit 0 / analog input 0 |
| Pino 6 | RB1/AN1 — Port B bit 1 / analog input 1 |
| Pino 7 | RB2/AN2 — Port B bit 2 / analog input 2 |
| Pino 8 | RB3/AN3 — Port B bit 3 / analog input 3 |
| Pino 9 | VDD — Power supply |
| Pino 10 | VSS — Ground reference |
| Pino 11 | RB4/AN4 — Port B bit 4 / analog input 4 |
| Pino 12 | RB5/AN5 — Port B bit 5 / analog input 5 |
| Pino 13 | RB6/PGC — Port B bit 6 / ICSP clock |
| Pino 14 | RB7/PGD — Port B bit 7 / ICSP data |
| Pino 15 | RB8 — Port B bit 8 |
| Pino 16 | RB9 — Port B bit 9 |
| Pino 17 | VDD — Power supply |
| Pino 18 | VSS — Ground reference |
| Pino 19 | RB10 — Port B bit 10 |
| Pino 20 | RB11 — Port B bit 11 |
| Pino 21 | RB12 — Port B bit 12 |
| Pino 22 | RB13 — Port B bit 13 |
| Pino 23 | RB14 — Port B bit 14 |
| Pino 24 | RB15 — Port B bit 15 |
| Pino 25 | VDD — Power supply |
| Pino 26 | VSS — Ground reference |
| Pino 27 | RD0 — Port D bit 0 / PWM output |
| Pino 28 | RD1 — Port D bit 1 / PWM output |
| Pino 29 | RD2 — Port D bit 2 / PWM output |
| Pino 30 | RD3 — Port D bit 3 / PWM output |
| Pino 31 | RD4 — Port D bit 4 / PWM output |
| Pino 32 | RD5 — Port D bit 5 / PWM output |
| Pino 33 | RD6 — Port D bit 6 / PWM output |
| Pino 34 | RD7 — Port D bit 7 / PWM output |
| Pino 35 | VDD — Power supply |
| Pino 36 | VSS — Ground reference |
| Pino 37 | RD8 — Port D bit 8 |
| Pino 38 | RD9 — Port D bit 9 |
| Pino 39 | RD10 — Port D bit 10 |
| Pino 40 | RD11 — Port D bit 11 |
| Pino 41 | RD12 — Port D bit 12 |
| Pino 42 | RD13 — Port D bit 13 |
| Pino 43 | RD14 — Port D bit 14 |
| Pino 44 | RD15 — Port D bit 15 |
| Pino 45 | RF2/U1RX — Port F bit 2 / UART1 receive |
| Pino 46 | RF3/U1TX — Port F bit 3 / UART1 transmit |
| Pino 47 | RF6 — Port F bit 6 |
| Pino 48 | RF7 — Port F bit 7 |
| Pino 49 | VDD — Power supply |
| Pino 50 | VSS — Ground reference |
| Pino 51 | RF8 — Port F bit 8 |
| Pino 52 | RF12 — Port F bit 12 |
| Pino 53 | RF13 — Port F bit 13 |
| Pino 54 | RC1 — Port C bit 1 |
| Pino 55 | RC2 — Port C bit 2 |
| Pino 56 | RC3 — Port C bit 3 |
| Pino 57 | RC4 — Port C bit 4 |
| Pino 58 | AVDD — Analog power supply |
| Pino 59 | AVSS — Analog ground |
| Pino 60 | RC12/OSC1 — Port C bit 12 / oscillator input |
| Pino 61 | RC15/OSC2 — Port C bit 15 / oscillator output |
| Pino 62 | VDD — Power supply |
| Pino 63 | VSS — Ground reference |
| Pino 64 | RF4 — Port F bit 4 |
Aplicações típicas
DSPIC33FJ128MC506A-H/MR é adequado para 6 aplicaçãos: 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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
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.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para DSPIC33FJ128MC506A-H/MR — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | 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 |
Principais diferenciais
- 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)
Notas de projeto
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.
Informações de conformidade
RoHS3 compliant per ics-embedded and JLCPCB distributor listings. REACH, halogen-free, and conflict-minerals status not stated in retrieved data.
