DSPIC33EP512MU810-E/PT - 16-bit DSC 60 MIPS USB TQFP-100 | Microchip
MPN: DSPIC33EP512MU810-E/PT ✓ Hoạt độngDSPIC33EP512MU810-E/PT Tóm tắt
A digital signal controller combines the compute characteristics of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP, making the dsPIC33E family a common choice for precision motor control, digital power conversion, and sensing applications that require both fast multiply-accumulate arithmetic and rich on-chip peripherals.
Key features include a 17-bit x 17-bit hardware multiplier with a 40-bit accumulator, 15 DMA channels for low-CPU-overhead data movement, high-speed PWM modules optimized for three-phase motor and digital-power topologies, four UART/SPI/I2C serial interfaces, and a 12-bit ADC with up to 1.1 Msps conversion rate on the analog peripherals. The 512 KB Flash supports self-programming for in-field firmware updates.
The dsPIC33EP MU810 family uses Microchip's 16-bit EP core architecture with linear program memory addressing up to 4M instruction words, hardware integer division support, and a deterministic interrupt controller. USB OTG, CAN, and SENT peripherals enable networked industrial nodes without an external bridge IC.
Typical applications include brushless DC and PMSM motor drives running sensorless field-oriented control, digital power supplies and solar micro-inverters, USB-connected industrial instrumentation, and general-purpose sensing nodes running FFT or FIR DSP filters. The integrated USB also suits data-acquisition probes and Human Interface Devices (HID).
When designing with this part, ensure a 3.0V to 3.6V supply with proper decoupling on every VDD/VSS pair and a clean AVDD rail for the on-chip ADC; plan the TQFP-100 ground strategy from the first PCB revision to avoid analog digital noise coupling into the PWM feedback paths.
This page synthesizes distributor pricing, same-family drop-in alternatives, comparison tables, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33EP512MU810-E/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 DSPIC33EP512MU810-E/PT (cùng hình factor và footprint) — khác nhau ở ADC, Package, Core Architecture, DMA Channels, Maximum CPU Speed.
DSPIC33EP512MU810-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP512MU810-E/PTR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP512MC806-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256MC506-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP512GM604-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →dsPIC33EP512GM306-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP512MU810-E/PT Tỷ lệ tối đa & tính chất điện
| Core | dsPIC33E 16-bit DSC |
| Maximum CPU Speed | 60 MIPS (70 MIPS per family spec) |
| Program Memory (Flash) | 512 KB (170K x 24 instruction words) |
| Data RAM | 52 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| USB | USB 2.0 Full-Speed OTG |
| I/O Pins | 51 |
| DMA Channels | 15 |
| ADC | 12-bit, up to 1.1 Msps |
| PWM Modules | Multiple high-speed PWM with 7.5 ns resolution |
| Timers | 9 general purpose 16-bit + input capture/output compare |
| UART / SPI / I2C | 4 UART, 3 SPI, 2 I2C |
| Nhiệt độ hoạt động | -40C to +125C (E suffix) |
| Hộp | 100-pin TQFP (12x12 mm) |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân DSPIC33EP512MU810-E/PT
| Chân 1 | OSCI — External oscillator input |
| Chân 2 | OSCO — External oscillator output |
| Chân 3 | MCLR — Master clear (reset) input |
| Chân 4 | PGECx — Programming/debugging clock |
| Chân 5 | PGEDx — Programming/debugging data |
| Chân 6 | VDD — Digital supply 3.3V |
| Chân 7 | VSS — Ground |
| Chân 8 | RPx — Remappable I/O |
| Chân 9 | RPx — Remappable I/O |
| Chân 10 | RPx — Remappable I/O |
| Chân 11 | RPx — Remappable I/O |
| Chân 12 | PWMxH — High-side PWM output |
| Chân 13 | PWMxL — Low-side PWM output |
| Chân 14 | PWMxH — High-side PWM output |
| Chân 15 | PWMxL — Low-side PWM output |
| Chân 16 | PWMxH — High-side PWM output |
| Chân 17 | PWMxL — Low-side PWM output |
| Chân 18 | VDD — Digital supply 3.3V |
| Chân 19 | VSS — Ground |
| Chân 20 | RPx — Remappable I/O |
| Chân 21 | RPx — Remappable I/O |
| Chân 22 | RPx — Remappable I/O |
| Chân 23 | RPx — Remappable I/O |
| Chân 24 | RPx — Remappable I/O |
| Chân 25 | RPx — Remappable I/O |
| Chân 26 | RPx — Remappable I/O |
| Chân 27 | RPx — Remappable I/O |
| Chân 28 | RPx — Remappable I/O |
| Chân 29 | RPx — Remappable I/O |
| Chân 30 | RPx — Remappable I/O |
| Chân 31 | RPx — Remappable I/O |
| Chân 32 | RPx — Remappable I/O |
| Chân 33 | RPx — Remappable I/O |
| Chân 34 | RPx — Remappable I/O |
| Chân 35 | RPx — Remappable I/O |
| Chân 36 | RPx — Remappable I/O |
| Chân 37 | RPx — Remappable I/O |
| Chân 38 | RPx — Remappable I/O |
| Chân 39 | RPx — Remappable I/O |
| Chân 40 | RPx — Remappable I/O |
| Chân 41 | RPx — Remappable I/O |
| Chân 42 | RPx — Remappable I/O |
| Chân 43 | RPx — Remappable I/O |
| Chân 44 | RPx — Remappable I/O |
| Chân 45 | RPx — Remappable I/O |
| Chân 46 | AVDD — Analog supply 3.3V |
| Chân 47 | AVSS — Analog ground |
| Chân 48 | ANx — Analog input |
| Chân 49 | ANx — Analog input |
| Chân 50 | ANx — Analog input |
| Chân 51 | VREF+ — ADC voltage reference high |
| Chân 52 | VREF- — ADC voltage reference low |
| Chân 53 | RPx — Remappable I/O |
| Chân 54 | RPx — Remappable I/O |
| Chân 55 | RPx — Remappable I/O |
| Chân 56 | RPx — Remappable I/O |
| Chân 57 | RPx — Remappable I/O |
| Chân 58 | RPx — Remappable I/O |
| Chân 59 | RPx — Remappable I/O |
| Chân 60 | RPx — Remappable I/O |
| Chân 61 | RPx — Remappable I/O |
| Chân 62 | RPx — Remappable I/O |
| Chân 63 | RPx — Remappable I/O |
| Chân 64 | RPx — Remappable I/O |
| Chân 65 | RPx — Remappable I/O |
| Chân 66 | RPx — Remappable I/O |
| Chân 67 | RPx — Remappable I/O |
| Chân 68 | RPx — Remappable I/O |
| Chân 69 | RPx — Remappable I/O |
| Chân 70 | RPx — Remappable I/O |
| Chân 71 | RPx — Remappable I/O |
| Chân 72 | VDD — Digital supply 3.3V |
| Chân 73 | VSS — Ground |
| Chân 74 | RPx — Remappable I/O |
| Chân 75 | RPx — Remappable I/O |
| Chân 76 | RPx — Remappable I/O |
| Chân 77 | RPx — Remappable I/O |
| Chân 78 | RPx — Remappable I/O |
| Chân 79 | RPx — Remappable I/O |
| Chân 80 | RPx — Remappable I/O |
| Chân 81 | RPx — Remappable I/O |
| Chân 82 | RPx — Remappable I/O |
| Chân 83 | RPx — Remappable I/O |
| Chân 84 | RPx — Remappable I/O |
| Chân 85 | RPx — Remappable I/O |
| Chân 86 | RPx — Remappable I/O |
| Chân 87 | PWMxH — High-side PWM output |
| Chân 88 | PWMxL — Low-side PWM output |
| Chân 89 | PWMxH — High-side PWM output |
| Chân 90 | PWMxL — Low-side PWM output |
| Chân 91 | PWMxH — High-side PWM output |
| Chân 92 | PWMxL — Low-side PWM output |
| Chân 93 | VDD — Digital supply 3.3V |
| Chân 94 | VSS — Ground |
| Chân 95 | D+ — USB D+ data line |
| Chân 96 | D- — USB D- data line |
| Chân 97 | VBUS — USB VBUS detect |
| Chân 98 | VDD — Digital supply 3.3V |
| Chân 99 | VSS — Ground |
| Chân 100 | RPx — Remappable I/O |
Ứng dụng tiêu biểu
DSPIC33EP512MU810-E/PT phù hợp cho 7 Áp dụngs: Three-Phase PMSM / BLDC Motor Control, Digital Power Conversion and SMPS Control, USB-Connected Industrial Instrumentation, Sensor Signal Conditioning with DSP Filtering, Solar Micro-Inverter and String Inverter Control, Automotive Sensor Cluster and Actuator Node, Audio Amplifier Class-D Control Loop.
Three-Phase PMSM / BLDC Motor Control
The DSPIC33EP512MU810-E/PT is designed for high-performance three-phase PMSM and BLDC motor drives. Its dsPIC33E DSC core delivers 60 MIPS while dedicated high-speed PWM modules produce complementary 7.5 ns-resolution outputs for 20-50 kHz switching. The 17-bit x 17-bit MAC and 40-bit accumulator run sensorless field-oriented control loops in real time. With 52 KB SRAM, the part fits encoder feedback buffers, FOC state variables, and a USB CDC telemetry channel on a single chip. The 100-pin TQFP exposes enough I/O for three PWM channels, BEMF sensing, and a debug UART, making it a single-chip industrial motor controller.
Được đề xuất
Digital Power Conversion and SMPS Control
In digital power supplies, solar micro-inverters, and PFC+LLC controllers, the DSPIC33EP512MU810-E/PT replaces analog control loops with deterministic software. The 60 MIPS throughput runs average-current-mode control at 200 kHz with cycle-by-cycle ADC triggering, while 15 DMA channels move ADC samples without CPU overhead. The 12-bit 1.1 Msps ADC closes current-mode loops at the required bandwidth, and 512 KB Flash holds firmware with margin for adaptive control algorithms. Its 100-pin TQFP footprint allows easy routing of analog feedback and gate-driver PWM traces.
Được đề xuất
USB-Connected Industrial Instrumentation
The integrated USB 2.0 Full-Speed OTG peripheral on the DSPIC33EP512MU810-E/PT lets a single chip serve as the data acquisition and host interface. The 51 I/O pins accommodate SPI sensors, isolated UART, and quadrature encoder inputs, while 52 KB SRAM holds USB endpoint buffers plus acquisition history. For USB data loggers, oscilloscope probes, and HID-controlled lab tools, the part removes external bridge ICs. The extended -40C to +125C grade supports factory-floor and outdoor enclosures, and the 100-pin TQFP keeps the BOM small.
Được đề xuất
Sensor Signal Conditioning with DSP Filtering
The DSPIC33EP512MU810-E/PT runs FFT, FIR, and adaptive filter algorithms directly on acquired analog signals, eliminating a separate DSP. Its 17-bit x 17-bit MAC and 40-bit accumulator compute convolution at sample rates up to the 1.1 Msps ADC ceiling, while DMA streams samples into buffers without CPU load. Power-quality analyzers, vibration monitors, and acoustic-sensor front-ends benefit from on-chip DSP, and the 512 KB Flash stores coefficient tables and reference firmware. The 100-pin TQFP exposes enough analog channels for multi-axis sensors.
Được đề xuất
Solar Micro-Inverter and String Inverter Control
Photovoltaic micro-inverters and string inverters need deterministic MPPT control plus grid-tie PLL, and the DSPIC33EP512MU810-E/PT handles both with its 60 MIPS throughput. High-resolution PWM drives the H-bridge at 50-100 kHz with cycle-by-cycle current limiting, while the on-chip ADC samples PV panel voltage, grid voltage, and inductor current. The 52 KB SRAM holds grid-cycle history for PLL lock, and the 512 KB Flash supports field firmware updates via USB. The extended temperature grade supports outdoor enclosure operation.
Được đề xuất
Automotive Sensor Cluster and Actuator Node
The -40C to +125C rating and AEC-Q100 grade-1 capability of the DSPIC33EP512MU810-E/PT family suit automotive sensor clusters and actuator nodes. CAN, SENT, and LIN peripherals provide bus connectivity, while high-speed PWM drives motors, solenoids, and LED headlamp current loops. With USB OTG, the same node doubles as a factory programming port, eliminating an external bridge IC. The 100-pin TQFP footprint allows integration into space-constrained ECUs, and 52 KB SRAM fits CAN frame buffers plus diagnostic logs.
Được đề xuất
Audio Amplifier Class-D Control Loop
Class-D audio amplifiers require precise PWM at 250-500 kHz with sub-microsecond feedback loops, and the DSPIC33EP512MU810-E/PT meets that timing budget at 60 MIPS. The high-speed PWM module produces 7.5 ns-resolution complementary outputs for full-bridge topologies, while DMA streams ADC feedback samples. With 512 KB Flash storing filter coefficients and protection firmware, the part runs adaptive speaker-protection algorithms. The 100-pin TQFP exposes enough I/O for I2S audio input plus PWM output and amplifier monitoring channels.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33EP512MU810-E/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 | DSPIC33EP512MU810-I/PT | DSPIC33EP512MU810-E/PTR | DSPIC33EP512MC806-E/PT | DSPIC33EP256MC506-E/PT | DSPIC33EP512GM604-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same | 100-pin TQFP (12x12 mm) - same |
| Core Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Flash | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB (-50%) | 512 KB |
| RAM | 52 KB | 52 KB | 52 KB | 52 KB | 33 KB (-37%) | 52 KB |
| USB OTG | Yes (USB 2.0 Full-Speed) | Yes | Yes | No | No | No |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +85C |
| I/O Pins | 51 | 51 | 51 | 51 | 51 | 51 |
| DMA Channels | 15 | 15 | 15 | 15 | 15 | 15 |
Bảo phân biệt quan trọng
- Integrated USB 2.0 Full-Speed OTG with internal transceiver (vsDSPIC33EP512MC806-E/PT)
- 512 KB Flash and 52 KB RAM for code and data buffer headroom (vsDSPIC33EP256MC506-E/PT)
- Extended -40C to +125C temperature grade (vsDSPIC33EP512MU810-I/PT)
- 15 DMA channels for low-CPU-overhead data movement (vsDSPIC33EP512GM604-I/PT)
Ghi chú thiết kế
The DSPIC33EP512MU810-E/PT requires a clean 3.3V supply on every VDD/VSS pair with a 100 nF ceramic decoupling capacitor placed within 5 mm of each pin pair. A 10 uF bulk capacitor should sit near the regulator to handle transient current drawn by USB inrush and PWM switching events. The AVDD pin must be tied to the same 3.3V rail through a ferrite bead or pi filter to isolate ADC noise from digital switching. Use a separate low-dropout regulator for AVDD if motor-drive PWM switching exceeds 100 kHz. Keep the ground plane continuous and unbroken beneath the device, and avoid routing return currents from high-current PWM outputs through the analog ground island.
Estimated: at 60 MIPS CPU activity driving PWM at 50 kHz with USB enumeration active, the DSPIC33EP512MU810-E/PT draws approximately 80-100 mA from the 3.3V rail (input values: 60 MIPS, 3.3V, Vdd-on), dissipating about 0.27-0.33W. The 100-pin TQFP has a typical theta_JA of approximately 45 C/W on a standard 4-layer JEDEC test board, yielding a junction temperature rise of 12-15C above ambient. The /PT package provides adequate thermal headroom for industrial applications at full 60 MIPS; for closed enclosures above +85C ambient, derate CPU activity or provide forced airflow. The exposed thermal pad variant does not apply here since the /PT is a non-EP package.
Place decoupling capacitors as close as possible to each VDD/VSS pin pair, prioritizing the pairs closest to the high-speed PWM outputs and the ADC reference pins. Keep analog signal traces (ADC inputs, VREF+, VREF-) short and routed away from PWM output traces. The USB D+ and D- traces must be routed as a matched-length differential pair with 90 ohm impedance, kept under 50 mm total length, and isolated from PWM and switching traces. Use a common ground plane, not split, with analog and digital grounds stitched together under the ADC area only.
Do not exceed 3.6V on any VDD or AVDD pin - the absolute-maximum supply voltage will permanently damage the silicon. Ensure the MCLR pin is pulled up through a 10 kohm resistor and never left floating, or the device will fail to start. The PGECx and PGEDx pins are also the programming/debugging interface; route them to a 4-pin header with proper isolation from high-noise traces. The USB VBUS pin must be connected to detect host/session events, and leaving it floating disables OTG functionality. Finally, the device's Flash self-programming requires the application to be linked with the Microchip Flash APIs, and pre-fetch caches must be flushed before executing newly-written code.
The high-speed PWM outputs on the DSPIC33EP512MU810-E/PT can produce edge rates under 10 ns when driving capacitive loads, creating ringing on un-terminated traces. Series-termination resistors of 22-33 ohm placed within 5 mm of the PWM pins suppress reflection on traces longer than 50 mm. For USB, use the recommended USBLC6-2SC6 ESD protection array on the D+/D- lines to meet IEC 61000-4-2 air-discharge requirements. Finally, when routing PWM outputs to gate drivers, add 1 nF ceramic bypass capacitors at the gate-driver supply pin to provide the instantaneous current required by the MOSFET gates during switching events.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page. AEC-Q100 grade-1 capable per the dsPIC33E family documentation for the standard /PT ordering code; confirm automotive certification by checking the certificate of conformance for automotive production runs. Lead-free and halogen-free per Microchip material declaration.
