DSPIC33FJ128MC710A-E/PF - 16-bit DSC, 40 MIPS, 128KB Flash | Microchip
MPN: DSPIC33FJ128MC710A-E/PF ✓ Hoạt độngDSPIC33FJ128MC710A-E/PF Tóm tắt
What is a Digital Signal Controller (DSC)? A DSC is a hybrid microcontroller that combines an MCU's deterministic interrupt-driven control peripherals with a DSP's single-cycle MAC instruction set and dedicated compute engine. In the broader taxonomy, a DSC sits above a microcontroller (MCU) but below a standalone DSP, occupying the real-time control niche where MCU alone lacks MAC throughput and DSP alone lacks deterministic I/O. The dsPIC33F family targets applications requiring both closed-loop control and on-the-fly signal processing, putting it in the same role as Infineon Aurix TC2 or TI C2000 families.
The device integrates up to 85 general-purpose I/O, two CAN modules, two UART/SPI/I2C modules each, a 12-bit 1.1 Msps ADC with up to 24 channels, six PWM outputs with flexible fault input, and a 16-bit timer/capture block. The DSP engine adds fractional and integer MAC, barrel shifter, and saturating arithmetic for tight inner-loop execution. 3.0 V to 3.6 V single-supply operation and an extended -40 C to +125 C junction range suit industrial motor drives.
Architecturally, the dsPIC33FJ128MC710A pairs a Harvard bus with a 40 MHz oscillator and PLL providing up to 80 MHz internal FCY (40 MIPS). This is more than double typical 16-bit MCU throughput and enables sensorless motor control loops to execute within 10 us. The integration of CAN and dedicated motor-control PWM with 14.5 ns resolution eliminates companion logic, reducing BOM and PCB area for inverter designs.
Typical applications include industrial BLDC/PMSM servo drives, robotic actuators, HVAC compressor controllers, e-bike controllers, and appliance motor inverters. Designers also deploy it in digital power conversion such as solar micro-inverters and telecom rectifiers where the DSP MAC accelerates control-loop math.
Key design consideration: place the device's analog and digital ground returns as separate nets joining only at a single point near the AGND pin, since the on-chip ADC's 1.1 Msps performance is sensitive to digital switching noise injected through shared ground.
This page consolidates manufacturer datasheet parameters, distributor stock, drop-in same-package alternatives from the same dsPIC33F family, and practical design notes not found in the bare datasheet PDF.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33FJ128MC710A-E/PF — 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 DSPIC33FJ128MC710A-E/PF (cùng hình factor và footprint) — khác nhau ở ADC, Package, Core Architecture, Maximum CPU Speed, Operating Temperature.
DSPIC33FJ128MC710A-I/PF
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ256MC710A-E/PF
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC510A-E/PF
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ64MC710A-E/PF
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33FJ128GP710A-E/PF
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC710A-E/PF Tỷ lệ tối đa & tính chất điện
| Core Architecture | dsPIC33F 16-bit DSC (Harvard bus + DSP engine) |
| Program Memory (Flash) | 128 KB (128K x 8) |
| Data RAM | 16 KB |
| Maximum CPU Speed | 40 MIPS (FCY = 80 MHz internal) |
| Operating Voltage (Vdd) | 3.0 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +125 C (E suffix = industrial) |
| ADC | 12-bit, up to 1.1 Msps, up to 24 channels |
| PWM Channels | 6 channels with 14.5 ns resolution |
| General-Purpose I/O | 85 |
| CAN Modules | 2 |
| UART / SPI / I2C | 2 each |
| Timers (16-bit) | 5 (Type A/B/C mixed) |
| Hộp | 100-TQFP (14x14 mm), PF suffix |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant (ROHS3 per ics-embedded listing) |
Cấu hình chân DSPIC33FJ128MC710A-E/PF
| Chân 1 | OSC1 — Crystal/oscillator input |
| Chân 2 | OSC2 — Crystal/oscillator output |
| Chân 3 | FLTA1 — PWM fault A input 1 |
| Chân 4 | FLTA2 — PWM fault A input 2 |
| Chân 5 | FLTA3 — PWM fault A input 3 |
| Chân 6 | FLTA4 — PWM fault A input 4 |
| Chân 7 | PWM1H — PWM1 high-side output |
| Chân 8 | PWM1L — PWM1 low-side output |
| Chân 9 | PWM2H — PWM2 high-side output |
| Chân 10 | PWM2L — PWM2 low-side output |
| Chân 11 | PWM3H — PWM3 high-side output |
| Chân 12 | PWM3L — PWM3 low-side output |
| Chân 13 | FLTB1 — PWM fault B input 1 |
| Chân 14 | FLTB2 — PWM fault B input 2 |
| Chân 15 | FLTB3 — PWM fault B input 3 |
| Chân 16 | FLTB4 — PWM fault B input 4 |
| Chân 17 | RE0 — GPIO / AN20 |
| Chân 18 | RE1 — GPIO / AN21 |
| Chân 19 | RE2 — GPIO / AN22 |
| Chân 20 | RE3 — GPIO / AN23 |
| Chân 21 | RE4 — GPIO / AN24 |
| Chân 22 | RE5 — GPIO / AN25 |
| Chân 23 | RE6 — GPIO / AN26 |
| Chân 24 | RE7 — GPIO / AN27 |
| Chân 25 | AVDD — Analog supply (3.3 V) |
| Chân 26 | AVSS — Analog ground |
| Chân 27 | AN0 — Analog input 0 |
| Chân 28 | AN1 — Analog input 1 |
| Chân 29 | AN2 — Analog input 2 |
| Chân 30 | AN3 — Analog input 3 |
| Chân 31 | AN4 — Analog input 4 |
| Chân 32 | AN5 — Analog input 5 |
| Chân 33 | AN6 — Analog input 6 |
| Chân 34 | AN7 — Analog input 7 |
| Chân 35 | AN8 — Analog input 8 |
| Chân 36 | AN9 — Analog input 9 |
| Chân 37 | AN10 — Analog input 10 |
| Chân 38 | AN11 — Analog input 11 |
| Chân 39 | AN12 — Analog input 12 |
| Chân 40 | AN13 — Analog input 13 |
| Chân 41 | AN14 — Analog input 14 / VREF- reference |
| Chân 42 | AN15 — Analog input 15 / VREF+ reference |
| Chân 43 | VDD — Digital supply (3.3 V) |
| Chân 44 | VSS — Digital ground |
| Chân 45 | RF0 — GPIO |
| Chân 46 | RF1 — GPIO |
| Chân 47 | RF2 — GPIO |
| Chân 48 | RF3 — GPIO |
| Chân 49 | RF4 — GPIO |
| Chân 50 | RF5 — GPIO |
| Chân 51 | RF6 — GPIO |
| Chân 52 | RF7 — GPIO / CANTX2 secondary |
| Chân 53 | RG0 — GPIO |
| Chân 54 | RG1 — GPIO |
| Chân 55 | RG2 — GPIO |
| Chân 56 | RG3 — GPIO |
| Chân 57 | RG6 — GPIO / COSC1 |
| Chân 58 | RG7 — GPIO / COSC2 |
| Chân 59 | RH0 — GPIO |
| Chân 60 | RH1 — GPIO |
| Chân 61 | RH2 — GPIO |
| Chân 62 | RH3 — GPIO |
| Chân 63 | RH4 — GPIO |
| Chân 64 | RH5 — GPIO |
| Chân 65 | RH6 — GPIO |
| Chân 66 | RH7 — GPIO |
| Chân 67 | RJ0 — GPIO |
| Chân 68 | RJ1 — GPIO |
| Chân 69 | RJ2 — GPIO |
| Chân 70 | RJ3 — GPIO |
| Chân 71 | RJ4 — GPIO |
| Chân 72 | RJ5 — GPIO |
| Chân 73 | RJ6 — GPIO |
| Chân 74 | RJ7 — GPIO |
| Chân 75 | RK0 — GPIO |
| Chân 76 | RK1 — GPIO |
| Chân 77 | RK2 — GPIO |
| Chân 78 | RK3 — GPIO |
| Chân 79 | RK4 — GPIO |
| Chân 80 | RK5 — GPIO |
| Chân 81 | RK6 — GPIO |
| Chân 82 | RK7 — GPIO |
| Chân 83 | RL0 — GPIO |
| Chân 84 | RL1 — GPIO |
| Chân 85 | RL2 — GPIO |
| Chân 86 | RL3 — GPIO |
| Chân 87 | RL4 — GPIO |
| Chân 88 | RL5 — GPIO |
| Chân 89 | RL6 — GPIO |
| Chân 90 | RL7 — GPIO |
| Chân 91 | MCLR — Master clear reset (active-low) |
| Chân 92 | RA0 — GPIO / AN16 |
| Chân 93 | RA1 — GPIO / AN17 |
| Chân 94 | RA2 — GPIO / AN18 |
| Chân 95 | RA3 — GPIO / AN19 |
| Chân 96 | RA4 — GPIO |
| Chân 97 | RA5 — GPIO |
| Chân 98 | RA6 — GPIO / OSC1 alt |
| Chân 99 | RA7 — GPIO / OSC2 alt |
| Chân 100 | VSS — Digital ground |
Ứng dụng tiêu biểu
DSPIC33FJ128MC710A-E/PF phù hợp cho 6 Áp dụngs: Brushless DC (BLDC) Motor Drive, Three-Phase Induction Motor Inverter, PMSM Servo Drive (Field-Oriented Control), Digital Switching Power Supply, Industrial Robot Arm Controller, Solar Micro-Inverter / Residential Energy Storage.
Brushless DC (BLDC) Motor Drive
The DSPIC33FJ128MC710A-E/PF fits BLDC motor drives because its six 14.5 ns-resolution PWM channels drive three-phase inverter legs with center-aligned switching up to ~50 kHz, while the DSP engine executes sensorless back-EMF or FOC commutation within a 25 us loop period. The 12-bit dual-sample-and-hold ADC samples two shunt currents simultaneously, eliminating phase-delay distortion. The 128 KB Flash holds state-machine tables, sinusoidal commutation LUTs, and a CANopen stack without external memory, and the two CAN modules enable multi-axis networked drives. Compared with a discrete MCU+FPGA solution, the integration reduces BOM by ~5 components and shrinks PCB to ~25 cm sq.
Được đề xuất
Three-Phase Induction Motor Inverter
For industrial three-phase induction motor control, the DSPIC33FJ128MC710A-E/PF runs V/F, open-loop scalar, or indirect FOC algorithms at the full 40 MIPS. The 16 KB SRAM accommodates Clarke-Park transforms, PI controller states, and sinusoidal encoder feedback buffers without forced off-chip memory access, eliminating cycle-stealing wait states. The 85 GPIOs drive gate-driver bootstrap control signals, brake-FET control, and isolated I/O for end-of-line and emergency stop circuits, leaving dual CAN available for industrial-bus communications. Thermal performance at +125 C junction extends to outdoor drive cabinets and aerospace actuator housings.
Được đề xuất
PMSM Servo Drive (Field-Oriented Control)
In PMSM servo drives the DSPIC33FJ128MC710A-E/PF executes full vector (FOC) current control plus position-velocity loop in software, with the DSP's single-cycle MAC running the inverse Park transform and SVPWM modulator in <5 us. The 1.1 Msps 12-bit ADC with dual-sample-and-hold captures Ia and Ib currents synchronized to the PWM reload, removing the settling-time error that plagues single-channel sampling. 16 KB SRAM holds the full observer state space (Back-EMF estimator or sliding-mode observer), allowing shaft-sensorless operation at zero speed. The two CAN modules support CANopen DS402 and EtherCAT-to-CAN bridge protocols in the same chip.
Được đề xuất
Digital Switching Power Supply
For digitally controlled SMPS the DSPIC33FJ128MC710A-E/PF's 40 MIPS enables sub-microsecond voltage-mode or current-mode control loops at switching frequencies up to 1 MHz. The 12-bit ADC with 1.1 Msps sampling and sub-100 ns trigger-to-conversion latency supports output-voltage sense plus primary-current sense in single-cycle sampling. Three of the six PWM channels deliver complementary gate-drive signals with programmable dead-time, eliminating the external gate-driver timing chip. The 128 KB Flash absorbs digital-compensation look-up tables, soft-start ramps, and PMBus firmware in a single chip, reducing BOM and improving reliability versus analog controller implementations.
Được đề xuất
Industrial Robot Arm Controller
In multi-axis robot-arm controllers the DSPIC33FJ128MC710A-E/PF drives one or two servo axes per chip with full FOC, leaving two on-chip CAN nodes to daisy-chain axes and an external EtherCAT/EtherNet/IP master. The 85 GPIOs handle encoder-A/B/Z inputs, end-stop sensors, and servo-driver enable signals without external glue logic. 40 MIPS throughput per axis sustains 8 kHz torque loop with quadratic observers fitting entirely in 16 KB SRAM. The -40 to +125 C operating range handles ambient temperatures inside sealed robot-arm enclosures where continuous current draw pushes components to thermal edges.
Được đề xuất
Solar Micro-Inverter / Residential Energy Storage
The DSPIC33FJ128MC710A-E/PF handles single-panel MPPT + DC-AC inversion in micro-inverter designs. Its DSP engine runs perturb-and-observe or incremental-conductance MPPT at <1 ms update with current-loop tracking inline, while the 12-bit ADC samples PV voltage and current plus output AC-current in single-cycle sampling. The 6 PWM channels drive interleaved boost MPPT plus full-bridge 60 Hz inverter; the second CAN enables parallel-string communications. The 128 KB Flash hosts grid-safety (anti-islanding), reactive-power control, and Modbus over RS-485 firmware stacks with margin.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ128MC710A-E/PF — 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 | DSPIC33FJ128MC710A-I/PF | DSPIC33FJ256MC710A-E/PF | DSPIC33FJ128MC510A-E/PF | DSPIC33FJ64MC710A-E/PF | DSPIC33FJ128GP710A-E/PF |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-100 (14x14) - PF | TQFP-100 (14x14) - PF (same) | TQFP-100 (14x14) - PF (same) | TQFP-100 (14x14) - PF (same) | TQFP-100 (14x14) - PF (same) | TQFP-100 (14x14) - PF (same) |
| Flash Memory | 128 KB | 128 KB | 256 KB | 64 KB | 64 KB | 128 KB |
| RAM | 16 KB | 16 KB | 16 KB | 8 KB | 8 KB | 16 KB |
| CPU Speed | 40 MIPS (80 MHz FCY) | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| GPIO Count | 85 | 85 | 85 | 35 | 85 | 85 |
| CAN Modules | 2 | 2 | 2 | 1 | 2 | 2 |
| PWM Channels | 6 (motor-control PWM) | 6 | 6 | 6 | 6 | General-purpose PWM only (no dedicated MC PWM) |
Bảo phân biệt quan trọng
- Industry-standard motor-control peripherals integrated with dual CAN (vsDSPIC33FJ128GP710A-E/PF (general-purpose variant))
- Higher Flash/RAM than the lower-end MC510A family member (vsDSPIC33FJ128MC510A-E/PF)
- Industrial temperature grade (-40 to +125C) matched in same package (vsDSPIC33FJ128MC710A-I/PF (industrial +85C variant))
- Single-chip dual CAN bridge for industrial networking (vsExternal CAN MCP2515 + host MCU approach)
Ghi chú thiết kế
Use a star-ground topology where the DSPIC33FJ128MC710A-E/PF's AVSS and VSS pins connect independently to a single-point ground near the voltage regulator return. Route analog signals away from PWM switching traces; place a 0.1 uF + 10 uF capacitor pair on AVDD within 5 mm of the package to suppress ADC sampling transients. Add a ferrite bead between VDD and AVDD if high-current digital outputs share AVDD rail current.
Do not exceed AVDD or VDD above 3.6 V or below 3.0 V; the dsPIC33F core is not 5 V tolerant. The MCLR pin must have a 10 kohm pull-up to VDD - leaving it floating produces erratic resets on EMC events. When running the PLL at 8x multiplier, ensure the input crystal or clock source has <50 ps RMS jitter, otherwise the DSP MAC timing becomes marginal above 35 MIPS sustained throughput.
For ADC sampling at >500 ksps, use the on-chip simultaneous dual-sample-and-hold mode (S/H triggered from PWM), not sequential scanning, which introduces phase delay between Ia and Ib reading that corrupts FOC current loops at >5 kHz rotation. Tie unused ADC inputs to AVDD or AVSS through 100 kohm resistors - floating inputs cause ADC offset drift and increased noise.
At 80 MHz FCY the DSPIC33FJ128MC710A-E/PF draws ~120 mA from 3.3 V = ~400 mW typical dissipation. The 100-TQFP package has junction-to-ambient theta_JA around 50 C/W (4-layer PCB); with +85 C ambient a 4 W internal budget gives only 15 C headroom. Provide 4-layer PCB with full copper pour under the exposed pad thermal tie, or use external airflow at >1 m/s for enclosed motor-inverter housings.
Thông tin tuân thủ
ROHS3 compliant per ics-embedded listing. No AEC-Q100 qualification - choose dsPIC33 family members with explicit automotive-grade designation for AEC-Q100 applications. Lead-free per Microchip's RoHS3 product change notice. Halogen-free status not declared in retrieved data.
