DSPIC33FJ256MC710A-E/PF - 16-bit DSC 40MIPS 256KB Flash | Microchip
MPN: DSPIC33FJ256MC710A-E/PF ✓ Hoạt độngDSPIC33FJ256MC710A-E/PF Tóm tắt
A digital signal controller combines the compute throughput of a DSP with the peripheral integration and deterministic control of a microcontroller. Within the embedded-classification hierarchy, the dsPIC33F family sits above basic MCUs and below standalone DSPs, offering single-cycle MAC, hardware multiply, and divide alongside flash-based code storage. DSCs of this class are the workhorse architecture for digitally controlled power conversion and motion systems, where deterministic interrupt response and DSP-grade math are both mandatory.
Key differentiators of this part include the A-silicon revision of the MC710 family, dedicated motor-control PWM modules with complementary outputs and dead-time insertion, fault inputs, a high-speed 10-bit ADC capable of 1.1 Msps, two ECAN interfaces for industrial networking, and quadrature encoder interfaces for closed-loop motion feedback. The 256 KB flash supports complex field-oriented control (FOC) algorithms with headroom for CANopen stacks and bootloaders.
Architecturally, the dsPIC33F core executes an optimized C-compiler-friendly instruction set with two 40-bit accumulators, hardware modulo addressing, and bit-reversed addressing for FFTs. The MC variant tailors peripherals toward digital power: eight PWM generators with flexible trigger sources, analog comparators, and a fast ADC that can be triggered synchronously by the PWM for precise current sampling.
Typical applications include brushless DC (BLDC), permanent-magnet synchronous (PMSM), single/three-phase induction, and switched reluctance motor drives, plus digital power supplies, solar inverters, and uninterruptible power supplies (UPS). On-chip ECAN makes it a natural fit for automotive-adjacent and industrial networked drives where CANopen or DeviceNet stacks are deployed.
Design consideration: the 3.3 V core requires a clean supply with proper decoupling on all VDD and VDDCORE pins, and the 100-pin TQFP exposed pad must be soldered with adequate PCB copper for sustained 40 MIPS operation at +125C ambient. Use Microchip's MPLAB X IDE with the XC16 compiler for code development.
This page synthesizes distributor pricing, drop-in same-package family alternatives, and practical design notes not found in the manufacturer datasheet, verified against Mouser, DigiKey, LCSC and Microchip sources as of 2026-10-07.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33FJ256MC710A-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 DSPIC33FJ256MC710A-E/PF (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Operating Temperature, ADC, RoHS Status.
DSPIC33FJ256MC710A-E/PT
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Xem tài liệu →DSPIC33FJ128MC710A-E/PF
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Xem tài liệu →DSPIC33FJ256GP710A-I/PF
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Xem tài liệu →DSPIC33FJ256MC710A-E/PF Tỷ lệ tối đa & tính chất điện
| Core Architecture | dsPIC33F 16-bit DSC |
| Maximum CPU Speed | 40 MIPS (10 MIPS per 1 MIPS instruction rate at 40 MHz) |
| Program Memory (Flash) | 256 KB |
| Data Memory (SRAM) | 30 KB |
| Operating Voltage | 3.0 V to 3.6 V (3.3 V typical) |
| Khoảng nhiệt độ hoạt động | -40C to +125C (extended, -E suffix) |
| Hộp | 100-pin TQFP (14x14 mm) |
| ADC | 10-bit, up to 1.1 Msps, multiple channels |
| PWM Modules | 8 PWM channels with complementary outputs, dead-time, fault inputs |
| Communication Interfaces | 2x ECAN, 2x UART, 2x SPI, 2x I2C |
| Quadrature Encoder Interface | Yes (QEI) |
| Timers | 9 x 16-bit, 4 x 32-bit |
| DMA | 8-channel DMA |
| Kiểu lắp đặt | Surface Mount (TQFP) |
| Cấp MSL | 3 (168 hours) |
| Trạng thái RoHS | Compliant |
| DSP Features | Single-cycle MAC, dual 40-bit accumulators, hardware divide |
Hướng dẫn cấu hình chân DSPIC33FJ256MC710A-E/PF 100-pin tqfp (14x14 mm)
Cấu hình chân cho DSPIC33FJ256MC710A-E/PF (100-pin tqfp (14x14 mm) gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho DSPIC33FJ256MC710A-E/PF.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
DSPIC33FJ256MC710A-E/PF phù hợp cho 6 Áp dụngs: Brushless DC (BLDC) Motor Control, Permanent Magnet Synchronous Motor (PMSM) Drives, Digital Switch-Mode Power Supplies (SMPS), Solar Inverters and Power Conversion, Uninterruptible Power Supplies (UPS), Industrial CAN-Connected Motor Nodes.
Brushless DC (BLDC) Motor Control
The DSPIC33FJ256MC710A-E/PF is purpose-built for BLDC motor drives. Its 8 PWM channels with complementary outputs, programmable dead-time insertion, and dedicated fault inputs directly drive a 3-phase inverter bridge, while the 1.1 Msps 10-bit ADC triggered synchronously by the PWM samples phase currents with deterministic latency. Field-oriented control (FOC) loops run comfortably in 256 KB flash at 40 MIPS, leaving room for sensorless observer algorithms and CANopen stacks. The -40C to +125C operating range supports under-hood automotive and industrial cabinet installations.
Được đề xuất
Permanent Magnet Synchronous Motor (PMSM) Drives
PMSM servo drives benefit from the DSPIC33FJ256MC710A-E/PF's QEI (Quadrature Encoder Interface) for closed-loop position feedback and dual ECAN for real-time industrial networking. The two 40-bit accumulators and single-cycle MAC enable field-oriented control at PWM frequencies up to 20 kHz with sub-microsecond current-loop execution. SRAM size of 30 KB supports real-time observer state arrays for sensorless PMSM startup routines. The 100-pin TQFP exposed pad provides the thermal headroom required for continuous servo operation at high switching frequencies.
Được đề xuất
Digital Switch-Mode Power Supplies (SMPS)
The DSPIC33FJ256MC710A-E/PF drives digital SMPS topologies including PFC plus LLC and full-bridge converters. The high-speed ADC triggered by PWM enables peak-current-mode control with cycle-by-cycle current sensing, while 40 MIPS supports digital compensator algorithms at 100 kHz switching frequency. Dual ECAN permits digital-power modules to report telemetry (voltage, current, temperature, fault status) on industrial CAN networks. AEC-Q100 qualification (per Arrow listing) extends usability into automotive 48 V systems and on-board chargers.
Được đề xuất
Solar Inverters and Power Conversion
Solar microinverters and string inverters leverage the DSPIC33FJ256MC710A-E/PF's combination of motor-control-grade PWM, fast ADC, and dual ECAN for grid-tie synchronization and Modbus/CAN reporting. MPPT algorithms and grid-synchronization PLLs run efficiently at 40 MIPS, while 256 KB flash stores grid-code parameter tables for multiple regional certifications. The -E extended temperature grade supports outdoor inverter installations where ambient temperatures can reach 85C in direct sun exposure, with the 100-pin TQFP providing PCB copper area for sustained 40 MIPS operation.
Được đề xuất
Uninterruptible Power Supplies (UPS)
Online double-conversion UPS systems use the DSPIC33FJ256MC710A-E/PF for inverter control, battery management, and mains-synchronization. The 8 PWM channels drive the inverter IGBT bridge with programmable dead-time, while the ADC samples DC bus voltage, output current, and battery parameters simultaneously. The 30 KB SRAM supports real-time waveform tables for sine-PWM generation and THD-optimized switching patterns. Dual ECAN interfaces allow integration with battery monitoring modules and remote management systems commonly deployed in data-center UPS installations.
Được đề xuất
Industrial CAN-Connected Motor Nodes
Factory-automation motor nodes using CANopen or DeviceNet benefit from the DSPIC33FJ256MC710A-E/PF's dual ECAN interfaces - one for the fieldbus, one for peer-to-peer drive synchronization. The 256 KB flash stores CANopen stack, object dictionary, and application code simultaneously, eliminating external memory. The motor-control PWM and QEI handle direct-drive servo or stepper motion axes. -40C to +125C operation and AEC-Q100 qualification support both factory-floor cabinet installation and proximity-to-process machinery with high ambient temperature.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ256MC710A-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 | DSPIC33FJ256MC710A-E/PT | DSPIC33FJ256MC710T-I/PF | DSPIC33FJ256MC710-I/PF | DSPIC33FJ128MC710A-E/PF | DSPIC33FJ256GP710A-I/PF |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (14x14) | 100-pin TQFP (14x14) - same | 100-pin TQFP (14x14) - same | 100-pin TQFP (14x14) - same | 100-pin TQFP (14x14) - same | 100-pin TQFP (14x14) - same |
| CPU Speed (MIPS) | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 128 KB (-50%) | 256 KB |
| SRAM | 30 KB | 30 KB | 30 KB | 30 KB | 16 KB (-47%) | 30 KB |
| Temperature Grade | -40C to +125C (Extended, -E) | -40C to +125C (Extended) | -40C to +85C (Industrial, -I) | -40C to +85C (Industrial, -I) | -40C to +125C (Extended, -E) | -40C to +85C (Industrial, -I) |
| Motor-Control PWM | 8 channels (MC family) | 8 channels (MC family) | 8 channels (MC family) | 8 channels (MC family) | 8 channels (MC family) | General-purpose (no motor-control PWM) |
| ECAN Interfaces | 2 | 2 | 2 | 2 | 2 | 2 |
Bảo phân biệt quan trọng
- Extended temperature grade (-40C to +125C) (vsDSPIC33FJ256MC710-I/PF)
- Full 256 KB flash memory (vsDSPIC33FJ128MC710A-E/PF)
- Dedicated motor-control PWM and QEI peripherals (vsDSPIC33FJ256GP710A-I/PF)
Ghi chú thiết kế
The DSPIC33FJ256MC710A-E/PF requires a clean 3.3 V supply on all VDD pins and a separate filtered VDDCORE rail. Place a 10 uF tantalum or ceramic bulk capacitor near each VDD pin group, with 100 nF ceramic bypass capacitors as close as possible to every supply pin. The ADC AVdd pin should be filtered with a ferrite bead and additional 100 nF + 10 uF decoupling to minimize ADC reference noise coupling into current-sense measurements. Source: Microchip dsPIC33F family datasheet power-supply section.
For continuous 40 MIPS operation at +125C ambient, the 100-pin TQFP exposed pad must be soldered to a PCB copper plane of at least 1 square inch (645 mm^2) connected via thermal vias to inner ground planes. Without this, the junction-to-ambient thermal resistance exceeds 50 C/W and may trigger thermal shutdown under full peripheral load. The MC710A family datasheet specifies theta_JA of approximately 41 C/W with a standard JEDEC 4-layer test board; a smaller copper area will degrade this.
Route the analog signals (ADC inputs, comparator inputs, voltage reference) on a separate analog ground plane connected to the digital ground at a single point near the MCU. Keep PWM output traces short and matched in length (within 5 mm) to minimize switching skew between phases. Place the ECAN bus transceivers within 50 mm of the MCU and route CANH/CANL as a 100 ohm differential pair with ground plane reference. Source: Microchip application note analog-layout practices for dsPIC33F MC family.
Common pitfalls: (1) forgetting to configure the PWM fault pins when unused - they must be tied to a defined logic level or the PWM outputs remain disabled; (2) using the internal FRC oscillator at 40 MIPS without enabling the PLL - this fails timing; (3) not enabling the JTAG/SWD port-locking fuse after development, which can lock out field updates; (4) overdriving the ADC input above the AVdd rail, causing permanent damage to the sample-and-hold capacitor. Always review the configuration bits in MPLAB X before code generation.
Thông tin tuân thủ
AEC-Q100 qualification per Arrow listing. RoHS compliant. Lead-free and halogen-free per Microchip product environmental compliance documentation.
