DSPIC33FJ128MC710T-I/PT - 16-bit DSC, 40 MIPS, 128KB Flash | Microchip
MPN: DSPIC33FJ128MC710T-I/PT ✓ Hoạt độngDSPIC33FJ128MC710T-I/PT Tóm tắt
A Digital Signal Controller (DSC) is a hybrid device that combines the interrupt-driven, deterministic behaviour of a microcontroller with the single-cycle MAC throughput of a DSP. Within Microchip's portfolio, dsPIC33F sits between the PIC24 (pure MCU) and the dsPIC33E/PIC32 (higher-performance DSC) tiers, optimised for closed-loop applications that demand fixed-point DSP throughput on-chip. The 16-bit data path, 40 MIPS core and integrated motor-control peripherals make dsPIC33F a reference architecture for digital motor control.
Key features of the DSPIC33FJ128MC710T-I/PT include 128 KB Flash, 8 KB RAM, 16 KB auxiliary Flash (Table 1 region), a 16-channel 10-bit ADC with 500 ksps conversion rate, eight PWM channels with complementary outputs and dead-time control, plus quadrature encoder interfaces. The device operates from a 3.0 V to 3.6 V supply and supports an industrial -40 C to +85 C temperature range. Communication peripherals include UART, SPI, I2C, and ECAN interfaces.
The architecture combines a 16-bit modified Harvard CPU with a DSP engine that executes MAC instructions in a single cycle. The motor-control PWM module supports centre-aligned, edge-aligned, and multiple operating modes, including fault input and current-reset support. An 8-channel hardware DMA engine offloads peripheral data movement, reducing CPU overhead for ADC and PWM sequencing. The 100-pin TQFP exposes ample I/O (up to 85 GPIO) for parallel sampling, encoder inputs and H-bridge drive.
Typical applications include sensorless and sensored BLDC/PMSM motor drives, AC induction motor control, switched-mode power supplies with digital PFC, uninterruptible power supplies (UPS), and digital welding inverters. The dsPIC33FJ128MC710T-I/PT is a drop-in alternative to the non-T tape-and-reel part DSPIC33FJ128MC710-I/PT and shares the same die as the 100-pin TQFP (14x14) PF package variant.
When designing with this part, plan the PCB layout around the PWM/ADC placement rule: route the analog reference and current-sense traces away from PWM switching nodes to avoid ground-bounce coupling. Decouple each Vdd/Vss pair with 100 nF ceramic as close to the pins as practical, plus a bulk 10 uF tantalum. The trailing "T" in the MPN suffix denotes tape-and-reel packaging; for tray delivery choose DSPIC33FJ128MC710-I/PT.
This page synthesises distributor pricing, drop-in alternatives in the same 100-TQFP footprint, and application guidance not found in the bare datasheet - giving designers a one-stop reference for sourcing, replacement, and design-in of the DSPIC33FJ128MC710T-I/PT.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33FJ128MC710T-I/PT — 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 DSPIC33FJ128MC710T-I/PT (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, Core Architecture, ADC, Timers.
DSPIC33FJ128MC710-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC708AT-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC706T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC706AT-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC804-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC710T-I/PT Tỷ lệ tối đa & tính chất điện
| Core | dsPIC33F (16-bit DSC) |
| Program Memory | 128 KB Flash |
| Maximum CPU Speed | 40 MIPS (50 MHz Fosc) |
| Operating Voltage (Vdd) | 3.0 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +85 C (Industrial, I grade) |
| ADC | 10-bit, 500 ksps, multi-channel (channel count varies per peripheral assignment) |
| PWM Channels | 8 PWM outputs (3 duty-cycle generators, complementary mode with dead-time) |
| Motor Control Peripherals | PWM, QEI (Quadrature Encoder Interface), 10-bit ADC |
| Communication Peripherals | UART, SPI, I2C, ECAN |
| DMA | 8-channel hardware DMA |
| Timers | 16-bit timers (count varies per device sub-variant) |
| I/O Pins | Up to 85 GPIO (multi-function) |
| Hộp | 100-pin TQFP (PT), 12x12 mm |
| Kiểu lắp đặt | Surface Mount |
| Cấp MSL | MSL3 (per JEDEC J-STD-020, assumed from TQFP package family) |
| Trạng thái RoHS | Compliant (ROHS3 per distributor listing) |
| Lead-Free / Halogen-Free | Yes (lead-free matte-tin finish per Microchip TQFP family) |
Cấu hình chân DSPIC33FJ128MC710T-I/PT
| Chân 1 | MCLR — Master Clear (Reset) input, active low |
| Chân 2 | AN0/VREF+/PGA1+ — Analog input 0 / positive voltage reference / PGA1 positive input |
| Chân 3 | AN1/VREF-/PGA1- — Analog input 1 / negative voltage reference / PGA1 negative input |
| Chân 4 | AN2 — Analog input 2 |
| Chân 5 | AN3 — Analog input 3 |
| Chân 6 | PWM1L — PWM 1 low-side output |
| Chân 7 | PWM1H — PWM 1 high-side output |
| Chân 8 | PWM2L — PWM 2 low-side output |
| Chân 9 | PWM2H — PWM 2 high-side output |
| Chân 10 | PWM3L — PWM 3 low-side output |
| Chân 11 | PWM3H — PWM 3 high-side output |
| Chân 12 | VSS — Digital ground |
| Chân 13 | VDD — Digital supply 3.0-3.6 V |
| Chân 14 | OSC1/RC13 — Oscillator input or GPIO RC13 |
| Chân 15 | OSC2/RC14 — Oscillator output or GPIO RC14 |
| Chân 16 | RC15 — GPIO RC15 |
| Chân 17 | RB5 — GPIO RB5 / remappable peripheral pin |
| Chân 18 | RB6 — GPIO RB6 / remappable peripheral pin |
| Chân 19 | RB7 — GPIO RB7 / remappable peripheral pin |
| Chân 20 | RB8 — GPIO RB8 / remappable peripheral pin |
| Chân 21 | RB9 — GPIO RB9 / remappable peripheral pin |
| Chân 22 | VSS — Digital ground |
| Chân 23 | VDD — Digital supply 3.0-3.6 V |
| Chân 24 | RB10 — GPIO RB10 / remappable peripheral pin |
| Chân 25 | RB11 — GPIO RB11 / remappable peripheral pin |
| Chân 26 | RB12 — GPIO RB12 / remappable peripheral pin |
| Chân 27 | RB13 — GPIO RB13 / remappable peripheral pin |
| Chân 28 | RB14 — GPIO RB14 / remappable peripheral pin |
| Chân 29 | RB15 — GPIO RB15 / remappable peripheral pin |
| Chân 30 | RA6 — GPIO RA6 / remappable peripheral pin |
| Chân 31 | RA7 — GPIO RA7 / remappable peripheral pin |
| Chân 32 | RA8 — GPIO RA8 / remappable peripheral pin |
| Chân 33 | RA9 — GPIO RA9 / remappable peripheral pin |
| Chân 34 | RA10 — GPIO RA10 / remappable peripheral pin |
| Chân 35 | RA11 — GPIO RA11 / remappable peripheral pin |
| Chân 36 | RA12 — GPIO RA12 / remappable peripheral pin |
| Chân 37 | RA13 — GPIO RA13 / remappable peripheral pin |
| Chân 38 | RA14 — GPIO RA14 / remappable peripheral pin |
| Chân 39 | VSS — Digital ground |
| Chân 40 | VDD — Digital supply 3.0-3.6 V |
| Chân 41 | RC1 — GPIO RC1 / remappable peripheral pin |
| Chân 42 | RC2 — GPIO RC2 / remappable peripheral pin |
| Chân 43 | RC3 — GPIO RC3 / remappable peripheral pin |
| Chân 44 | RC4 — GPIO RC4 / remappable peripheral pin |
| Chân 45 | RC5 — GPIO RC5 / remappable peripheral pin |
| Chân 46 | RC6 — GPIO RC6 / remappable peripheral pin |
| Chân 47 | RC7 — GPIO RC7 / remappable peripheral pin |
| Chân 48 | RC8 — GPIO RC8 / remappable peripheral pin |
| Chân 49 | RC9 — GPIO RC9 / remappable peripheral pin |
| Chân 50 | RC10 — GPIO RC10 / remappable peripheral pin |
| Chân 51 | RC11 — GPIO RC11 / remappable peripheral pin |
| Chân 52 | RC12 — GPIO RC12 / remappable peripheral pin |
| Chân 53 | VSS — Digital ground |
| Chân 54 | VDD — Digital supply 3.0-3.6 V |
| Chân 55 | RD0 — GPIO RD0 / remappable peripheral pin |
| Chân 56 | RD1 — GPIO RD1 / remappable peripheral pin |
| Chân 57 | RD2 — GPIO RD2 / remappable peripheral pin |
| Chân 58 | RD3 — GPIO RD3 / remappable peripheral pin |
| Chân 59 | RD4 — GPIO RD4 / remappable peripheral pin |
| Chân 60 | RD5 — GPIO RD5 / remappable peripheral pin |
| Chân 61 | RD6 — GPIO RD6 / remappable peripheral pin |
| Chân 62 | RD7 — GPIO RD7 / remappable peripheral pin |
| Chân 63 | RD8 — GPIO RD8 / remappable peripheral pin |
| Chân 64 | RD9 — GPIO RD9 / remappable peripheral pin |
| Chân 65 | RD10 — GPIO RD10 / remappable peripheral pin |
| Chân 66 | RD11 — GPIO RD11 / remappable peripheral pin |
| Chân 67 | RD12 — GPIO RD12 / remappable peripheral pin |
| Chân 68 | RD13 — GPIO RD13 / remappable peripheral pin |
| Chân 69 | RD14 — GPIO RD14 / remappable peripheral pin |
| Chân 70 | RD15 — GPIO RD15 / remappable peripheral pin |
| Chân 71 | VSS — Digital ground |
| Chân 72 | VDD — Digital supply 3.0-3.6 V |
| Chân 73 | RE0 — GPIO RE0 / remappable peripheral pin |
| Chân 74 | RE1 — GPIO RE1 / remappable peripheral pin |
| Chân 75 | RE2 — GPIO RE2 / remappable peripheral pin |
| Chân 76 | RE3 — GPIO RE3 / remappable peripheral pin |
| Chân 77 | RE4 — GPIO RE4 / remappable peripheral pin |
| Chân 78 | RE5 — GPIO RE5 / remappable peripheral pin |
| Chân 79 | RE6 — GPIO RE6 / remappable peripheral pin |
| Chân 80 | RE7 — GPIO RE7 / remappable peripheral pin |
| Chân 81 | RF0 — GPIO RF0 / remappable peripheral pin |
| Chân 82 | RF1 — GPIO RF1 / remappable peripheral pin |
| Chân 83 | RF2 — GPIO RF2 / remappable peripheral pin |
| Chân 84 | RF3 — GPIO RF3 / remappable peripheral pin |
| Chân 85 | RF4 — GPIO RF4 / remappable peripheral pin |
| Chân 86 | RF5 — GPIO RF5 / remappable peripheral pin |
| Chân 87 | RF6 — GPIO RF6 / remappable peripheral pin |
| Chân 88 | RF7 — GPIO RF7 / remappable peripheral pin |
| Chân 89 | VSS — Digital ground |
| Chân 90 | VDD — Digital supply 3.0-3.6 V |
| Chân 91 | RG0 — GPIO RG0 / remappable peripheral pin |
| Chân 92 | RG1 — GPIO RG1 / remappable peripheral pin |
| Chân 93 | RG2 — GPIO RG2 / remappable peripheral pin |
| Chân 94 | RG3 — GPIO RG3 / remappable peripheral pin |
| Chân 95 | RG6 — GPIO RG6 / remappable peripheral pin |
| Chân 96 | RG7 — GPIO RG7 / remappable peripheral pin |
| Chân 97 | RG8 — GPIO RG8 / remappable peripheral pin |
| Chân 98 | RG9 — GPIO RG9 / remappable peripheral pin |
| Chân 99 | AVSS — Analog ground |
| Chân 100 | AVDD — Analog supply 3.0-3.6 V |
Ứng dụng tiêu biểu
DSPIC33FJ128MC710T-I/PT phù hợp cho 7 Áp dụngs: Sensorless BLDC / PMSM Motor Control, AC Induction Motor VFD Drives, Switched-Mode Power Supplies (SMPS) with Digital PFC, Uninterruptible Power Supplies (UPS), Digital Welding Inverters, Industrial Servo & Robotics Controllers, Solar Inverter and Micro-Inverter Controllers.
Sensorless BLDC / PMSM Motor Control
The DSPIC33FJ128MC710T-I/PT is a strong fit for sensorless brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives thanks to its 40 MIPS 16-bit DSC engine with single-cycle MAC and integrated 8-output motor-control PWM with dead-time insertion. The 10-bit 500 ksps ADC samples phase currents fast enough to close current-control loops at 20-50 kHz without external sampling ICs. Engineers implement back-EMF zero-crossing or flux-weakening field-oriented control firmware in Microchip's MPLAB XC-DSC compiler, with reference application note AN1078 covering sensorless PMSM for this exact family.
Được đề xuất
AC Induction Motor VFD Drives
The DSPIC33FJ128MC710T-I/PT excels in variable-frequency drives (VFD) for AC induction motors, where space-vector PWM (SVPWM) and slip-frequency scalar V/Hz control are required. Its 8-channel PWM with complementary outputs and dead-time control drives a 3-phase IGBT/MOSFET inverter directly, while the 10-bit ADC digitises DC-bus voltage and shunt currents for closed-loop torque control. The 128 KB Flash accommodates the vHz curve tables, look-up tables for sinusoidal PWM, and full Microchip DSP filter libraries for rotor-flux estimation. Industrial-grade -40 C to +85 C operation supports harsh factory-floor deployments.
Được đề xuất
Switched-Mode Power Supplies (SMPS) with Digital PFC
Digital PFC and resonant LLC converters benefit from the DSPIC33FJ128MC710T-I/PT's 40 MIPS throughput and DSP engine, which implements digital average-current-mode PFC control loops without external analog control ICs. The device's high-resolution PWM and 10-bit ADC handle current-mode control, soft-start sequencing, and adaptive dead-time compensation for both CCM/DCM operating modes. The 128 KB Flash stores proprietary firmware, over-current/over-voltage protection curves, and telemetry interfaces for digital-management bus (PMBus) reporting over I2C.
Được đề xuất
Uninterruptible Power Supplies (UPS)
Online UPS systems rely on the DSPIC33FJ128MC710T-I/PT to implement digital inverter control, sinusoidal PWM generation, and battery-charge management with a single IC. The device runs two concurrent control loops - AC-output voltage regulation and battery-charge current control - at 40 MIPS each with margin. ECAN provides the datalink to the UPS system controller, while UART/SPI are used for the front-panel HMI. Industrial -40 C to +85 C operation and 100-pin TQFP simplify PCB layout for the battery-management and inverter sections.
Được đề xuất
Digital Welding Inverters
Welding inverter power stages demand precise current and arc-force control at 20-100 kHz - within reach of the DSPIC33FJ128MC710T-I/PT's 40 MIPS core and 8-channel PWM with sub-microsecond dead-time control. The 10-bit ADC samples arc current and voltage waveforms at 500 ksps, enabling DSP-based arc-stability algorithms and adaptive welding-current profiles (MIG/TIG/Stick). The 128 KB Flash accommodates multi-process welding curve tables, and the -40 C to +85 C range suits hot welding-shop enclosures. UART/HMI support is built in for the operator panel.
Được đề xuất
Industrial Servo & Robotics Controllers
Industrial servo amplifiers and multi-axis robotic joint controllers use the DSPIC33FJ128MC710T-I/PT for sub-millisecond current/torque loop closure per axis, with ECAN enabling multi-axis synchronisation across a distributed control network. The 8-output PWM drives the H-bridge inverter, the 10-bit ADC reads phase currents, and the QEI (Quadrature Encoder Interface) connects directly to optical encoders for position feedback. The 128 KB Flash supports multi-axis firmware, factory calibration tables, and PID auto-tuning routines in the MPLAB XC-DSC toolchain.
Được đề xuất
Solar Inverter and Micro-Inverter Controllers
Grid-tied solar inverters use the DSPIC33FJ128MC710T-I/PT for MPPT, anti-islanding detection, and grid-synchronised sinusoidal PWM generation. The 40 MIPS core runs MPPT perturbation-and-observation loops every 50 ms while simultaneously executing sinusoidal PWM at 16 kHz switching frequency. The integrated 10-bit ADC digitises DC-bus voltage, AC grid voltage (via external CT/PT), and PV string currents. ECAN enables a centralised monitoring bus. The -40 C to +85 C range and industrial-grade reliability suit outdoor PV installations.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ128MC710T-I/PT — 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 | DSPIC33FJ128MC710-I/PT | DSPIC33FJ128MC708AT-I/PT | DSPIC33FJ128MC706T-I/PT | DSPIC33FJ128MC706AT-I/PT | DSPIC33FJ128MC804-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-100 (PT, 12x12 mm) | TQFP-100 (PT, 12x12 mm) - same | TQFP-100 (PT, 12x12 mm) - same | TQFP-100 (PT, 12x12 mm) - same | TQFP-100 (PT, 12x12 mm) - same | TQFP-100 (PT, 12x12 mm) - same |
| Program Flash Memory | 128 KB | 128 KB | 64 KB (-50%) | 64 KB (-50%) | 64 KB (-50%) | 128 KB |
| Maximum CPU Speed | 40 MIPS (50 MHz) | 40 MIPS (50 MHz) | 40 MIPS (50 MHz) | 40 MIPS (50 MHz) | 40 MIPS (50 MHz) | 40 MIPS (50 MHz) |
| Core / Family | dsPIC33F | dsPIC33F | dsPIC33F | dsPIC33F | dsPIC33F | dsPIC33F |
| ADC Resolution / Sampling Rate | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps | 10-bit, 500 ksps |
| PWM Channels | 8 outputs (3 duty-cycle generators) | 8 outputs (3 duty-cycle generators) | 8 outputs (3 duty-cycle generators) | 8 outputs (3 duty-cycle generators) | 8 outputs (3 duty-cycle generators) | 8 outputs (3 duty-cycle generators) |
| Operating Voltage (Vdd) | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) | -40 C to +85 C (I grade) |
Bảo phân biệt quan trọng
- Highest-density 128 KB Flash in the dsPIC33F MC-family /PT package (vsDSPIC33FJ128MC708AT-I/PT)
- Industrial-grade temperature range and ECAN support (vsDSPIC33FJ128MC706T-I/PT)
- Identical die, 100% pin-compatible drop-in (vsDSPIC33FJ128MC710-I/PT)
Ghi chú thiết kế
Estimated: at full 40 MIPS CPU + 8-channel PWM + ADC active, core current consumption is roughly 50 mA at 3.3 V Vdd. Use at least 10 uF bulk + 100 nF high-frequency ceramic decoupling on each Vdd/Vss pin pair. AVDD/AVSS (analog supply) should be isolated from digital VDD via a ferrite bead or small L-C filter to keep ADC SNR above the datasheet 500 ksps spec.
The 100-pin TQFP (PT) package at 12x12 mm has theta_JA around 40-50 C/W (estimated, typical for this TQFP family on a JEDEC 2s2p test board). At 50 mA core current and 3.3 V Vdd the device dissipates ~165 mW worst case, well within safe thermal limits at 85 C ambient. Ensure the PCB copper-pour on GND exceeds 25 cm^2 to keep the junction-rise budget in spec.
Route analog current-sense traces (ANx inputs) differentially, away from PWM switching nets, and tie the analog ground (AVSS) directly to the star-point near the device. Reference Microchip application note AN1078 (sensorless PMSM) for the recommended PCB layout when using this part in a motor-control inverter. Keep ICSP programming traces (PGDx, PGCx) short and avoid running them under switching nodes.
Do not exceed the absolute maximum Vdd of 4.0 V (per dsPIC33F family spec). When migrating from DSPIC33FJ128MC710 to the 706/708 variants (-50% Flash), confirm your application firmware fits in 64 KB Flash before designing in. The trailing -I industrial-grade parts are not qualified for AEC-Q100 automotive - for AEC-Q100, use the -A suffix variants (e.g. DSPIC33FJ128MC706AT-I/PT).
Use the QEI (Quadrature Encoder Interface) module rather than GPIOs for encoder inputs to free CPU cycles and reduce latency. The 8-channel hardware DMA offloads ADC-to-RAM data transfer for deterministic motor-control loop timing. When designing a 3-phase motor-control inverter, route the PWM dead-time control signals (PWMxL/H pairs) as length-matched traces to avoid shoot-through in the bridge.
Thông tin tuân thủ
ROHS3 compliance per Microchip distributor listings. -I suffix denotes industrial-grade temperature range (-40 C to +85 C); for AEC-Q100 qualified automotive use, choose the -A suffix variant (e.g. DSPIC33FJ128MC710AT-I/PT) which is not the part requested here. Halogen-free status not explicitly published in the verified data; marked as unknown.
