DSPIC30F5015T-20I/PT - 16-Bit 20MIPS 66KB Flash DSC | Microchip
MPN: DSPIC30F5015T-20I/PT ✓ Hoạt độngDSPIC30F5015T-20I/PT Tóm tắt
A Digital Signal Controller is a class of embedded processor that merges a deterministic microcontroller core with dedicated DSP math resources (single-cycle MAC, barrel shifter, multiple operand fetch). The dsPIC30F family specifically targets motor control, power conversion, and sensor conditioning where closed-loop PID math, Clarke/Park transforms, and high-frequency PWM must coexist with serial communication stacks. As a member of the broader DSC hierarchy (DSC -> microcontroller -> embedded processor -> semiconductor), it occupies a niche between classic 8/16-bit MCUs and 32-bit ARM Cortex parts.
Key features include a modified Harvard architecture with separate program and data buses, hardware multiply-accumulate (MAC) supporting fractional and integer math, a 10/12-bit ADC, multiple PWM modules, and communication peripherals including CAN, I2C, SPI, and UART/USART. The integrated motor-control PWM supports complementary outputs with programmable dead time, ideal for 3-phase inverter drives. The 20 MIPS throughput at the rated instruction rate of 20 MHz (4 MHz internal oscillator with 4x PLL) provides adequate headroom for field-oriented control loops at typical PWM frequencies.
Typical applications include BLDC and PMSM motor drives, industrial servo controllers, sensorless fan/pump controllers, power-factor-corrected AC/DC converters, and automotive body/auxiliary ECUs. The wide operating voltage range (2.5 V to 5.5 V) and industrial temperature grade allow deployment in factory-floor and automotive under-hood environments.
When designing with this DSC, allocate the 66 KB Flash carefully because library code (motor-control math, communication stacks) can quickly consume program space. Plan the 2 KB SRAM for the DSP scratch buffers and Modbus/CAN message queues, and use the 1 KB EEPROM only for non-volatile calibration constants to maximize write-cycle endurance.
This page synthesizes verified distributor stock data, parametric alternatives, and engineering design notes that go beyond the manufacturer datasheet summary.
Bộ thay thế dễ dàng lắp đặt cho DSPIC30F5015T-20I/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 DSPIC30F5015T-20I/PT (cùng hình factor và footprint) — khác nhau ở Core Architecture, ADC, Timers, Package, RoHS Status.
DSPIC30F5015-30I/PT
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Xem tài liệu →DSPIC30F5015T-20E/PT
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DSPIC30F5015-20E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC30F501130IP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC30F5011-30I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC30F5015T-20I/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | dsPIC30F (16-bit modified Harvard) |
| Core Type | dsPIC DSC (Digital Signal Controller) |
| Maximum CPU Speed | 20 MIPS |
| Instruction Cycle Time | 50 ns |
| Program Memory (Flash) | 66 KB (22K x 24) |
| Data Memory (SRAM) | 2 KB |
| Non-Volatile Memory (EEPROM) | 1 KB |
| Operating Voltage Range | 2.5 V to 5.5 V |
| Khoảng nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Hộp | 64-pin TQFP (10x10 mm) |
| Kiểu lắp đặt | Surface Mount |
| Packaging | Tape and Reel |
| Communication Interfaces | CAN, I2C, SPI, UART/USART |
| Trạng thái RoHS | Compliant (Pb-Free) |
Cấu hình chân DSPIC30F5015T-20I/PT
| Chân 1 | MCLR — Master Clear (Reset) input, active-low |
| Chân 2 | AN0/VREF+/CVREF — Analog input 0 / Positive voltage reference |
| Chân 3 | AN1/VREF- — Analog input 1 / Negative voltage reference |
| Chân 4 | AN2 — Analog input 2 |
| Chân 5 | AN3 — Analog input 3 |
| Chân 6 | AN4 — Analog input 4 |
| Chân 7 | VDD — Positive digital supply (2.5-5.5 V) |
| Chân 8 | VSS — Digital ground |
| Chân 9 | OSC1/CLKIN — Oscillator crystal input or external clock |
| Chân 10 | OSC2/CLKOUT — Oscillator crystal output or clock out |
| Chân 11 | INT0 — External interrupt 0 |
| Chân 12 | INT1 — External interrupt 1 |
| Chân 13 | INT2 — External interrupt 2 |
| Chân 14 | TMR1 — Timer1 external clock input |
| Chân 15 | TMR2 — Timer2 external clock input |
| Chân 16 | TMR3 — Timer3 external clock input |
| Chân 17 | U1RX — UART1 receive |
| Chân 18 | U1TX — UART1 transmit |
| Chân 19 | AVDD — Positive analog supply |
| Chân 20 | AVSS — Analog ground |
| Chân 21 | PWM1H — PWM1 high-side output |
| Chân 22 | PWM1L — PWM1 low-side output |
| Chân 23 | PWM2H — PWM2 high-side output |
| Chân 24 | PWM2L — PWM2 low-side output |
| Chân 25 | PWM3H — PWM3 high-side output |
| Chân 26 | PWM3L — PWM3 low-side output |
| Chân 27 | FLTA — PWM fault A input |
| Chân 28 | VDD — Positive digital supply |
| Chân 29 | VSS — Digital ground |
| Chân 30 | C1RX — CAN1 receive |
| Chân 31 | C1TX — CAN1 transmit |
| Chân 32 | IC1 — Input capture 1 |
| Chân 33 | IC2 — Input capture 2 |
| Chân 34 | IC3 — Input capture 3 |
| Chân 35 | IC4 — Input capture 4 |
| Chân 36 | OC1 — Output compare 1 |
| Chân 37 | OC2 — Output compare 2 |
| Chân 38 | OC3 — Output compare 3 |
| Chân 39 | OC4 — Output compare 4 |
| Chân 40 | SS1 — SPI1 slave select |
| Chân 41 | SCK1 — SPI1 clock |
| Chân 42 | SDO1 — SPI1 data out |
| Chân 43 | SDI1 — SPI1 data in |
| Chân 44 | SCL — I2C clock |
| Chân 45 | SDA — I2C data |
| Chân 46 | U2RX — UART2 receive |
| Chân 47 | U2TX — UART2 transmit |
| Chân 48 | FLTB — PWM fault B input |
| Chân 49 | PGD — Programming data (ICD) |
| Chân 50 | PGC — Programming clock (ICD) |
| Chân 51 | RB0 — Port B bit 0 (digital I/O) |
| Chân 52 | RB1 — Port B bit 1 (digital I/O) |
| Chân 53 | RB2 — Port B bit 2 (digital I/O) |
| Chân 54 | RB3 — Port B bit 3 (digital I/O) |
| Chân 55 | RB4 — Port B bit 4 (digital I/O) |
| Chân 56 | VDD — Positive digital supply |
| Chân 57 | VSS — Digital ground |
| Chân 58 | RC13 — Port C bit 13 (digital I/O) |
| Chân 59 | RC14 — Port C bit 14 (digital I/O) |
| Chân 60 | RD0 — Port D bit 0 (digital I/O) |
| Chân 61 | RD1 — Port D bit 1 (digital I/O) |
| Chân 62 | RF0 — Port F bit 0 (digital I/O) |
| Chân 63 | RF1 — Port F bit 1 (digital I/O) |
| Chân 64 | RG0 — Port G bit 0 (digital I/O) |
Ứng dụng tiêu biểu
DSPIC30F5015T-20I/PT phù hợp cho 7 Áp dụngs: BLDC and PMSM Motor Drive, Industrial Servo Controller, Power Factor Correction (PFC) Converter, Sensorless Fan and Pump Controller, Automotive Auxiliary ECU, Solar Micro-Inverter, Industrial Sensor Signal Conditioning.
BLDC and PMSM Motor Drive
The DSPIC30F5015T-20I/PT's 20 MIPS DSP throughput and integrated motor-control PWM make it ideal for BLDC and PMSM motor drives in appliances and industrial equipment. Its hardware multiply-accumulate executes Park/Clarke transforms in single-cycle time, enabling 20 kHz FOC loops with current sensing on integrated ADC channels. The 66 KB Flash accommodates the FOC library plus CANopen or Modbus stack, while the 64-pin TQFP package fits within the standard 50x50 mm motor-control PCB. Operating from 2.5 V to 5.5 V, it interfaces directly with 3.3 V gate drivers or legacy 5 V position sensors commonly found in BLDC motor assemblies.
Được đề xuất
Industrial Servo Controller
For industrial servo controllers driving stepper or servo motors, the DSPIC30F5015T-20I/PT provides the deterministic DSP performance required for closed-loop position control at 1-4 kHz update rates. Its quadrature encoder interface, PWM with complementary outputs, and CAN bus peripheral enable integration into multi-axis servo networks. The 20 MIPS throughput handles the PID loop plus trajectory planner simultaneously, while the 2 KB SRAM is sufficient for command buffers and encoder counters. Industrial temperature grade (-40C to +85C) and 5 V tolerance ensure reliable operation in factory-floor cabinets alongside variable-frequency drives and motor contactors.
Được đề xuất
Power Factor Correction (PFC) Converter
The DSPIC30F5015T-20I/PT is well-suited for digital PFC controllers in AC/DC power supplies up to approximately 1-2 kW. Its DSP engine executes the average-current-mode control loop and RMS calculations at the typical 50-100 kHz switching frequency, while the high-speed ADC samples inductor current and input voltage. The PWM module provides the leading-edge modulation required for boost PFC topologies with duty-cycle clamping. With 66 KB Flash, engineers can implement PFC plus auxiliary housekeeping (fan control, supervisory telemetry) on a single MCU, reducing BOM cost in server PSU and industrial rectifier designs.
Được đề xuất
Sensorless Fan and Pump Controller
In sensorless BLDC fan and pump controllers, the DSPIC30F5015T-20I/PT replaces mechanical Hall sensors with back-EMF zero-crossing detection implemented in firmware. The integrated ADC captures back-EMF voltage during PWM off-time, and the DSP core runs the commutation algorithm at 20 MIPS. With 1 KB EEPROM, manufacturers can store custom speed curves and motor parameters per SKU, enabling one platform for multiple fan/pump models. The 64-pin TQFP package is the industry standard footprint for HVAC blower control boards, allowing drop-in migration from legacy 8-bit PIC designs to DSP-based control.
Được đề xuất
Automotive Auxiliary ECU
The DSPIC30F5015T-20I/PT powers automotive auxiliary ECUs such as electric water pumps, oil pumps, HVAC blowers, and active grille shutters. Its CAN bus peripheral integrates with the vehicle CAN network, while the motor-control PWM drives 12 V BLDC actuators at up to several hundred watts. Industrial temperature grade -40C to +85C covers most cabin and under-hood auxiliary zones, and the wide 2.5-5.5 V supply tolerates automotive load-dump transients when paired with an external TVS. The 66 KB Flash supports AUTOSAR-compatible or OEM-proprietary communication stacks alongside the motor-control firmware.
Được đề xuất
Solar Micro-Inverter
Single-panel solar micro-inverters (typically 250-400 W) use the DSPIC30F5015T-20I/PT as the primary control MCU for MPPT and grid-tie inverter functions. Its DSP engine implements Perturb-and-Observe or Incremental Conductance MPPT at 1-10 kHz, while the PWM module generates the 50/60 Hz sinusoidal grid-tie waveform with anti-islanding protection. The 66 KB Flash is sufficient for the inverter control loop, MPPT algorithm, and grid-synchronization PLL. CAN or UART interface enables module-level monitoring via power-line communication or dedicated monitoring bus. Industrial temperature grade supports rooftop outdoor enclosure deployment.
Được đề xuất
Industrial Sensor Signal Conditioning
For industrial sensor signal conditioning hubs, the DSPIC30F5015T-20I/PT provides on-chip DSP filtering for accelerometer, load cell, and pressure sensor arrays. Its hardware MAC executes FIR/IIR filters in real time at 20 MIPS, enabling multi-channel sensor fusion at 1 kHz update rates. The UART and CAN interfaces aggregate processed sensor data for upstream PLCs or industrial IoT gateways. With 2 KB SRAM, the device handles ring buffers for 4-8 simultaneous sensor channels, and the 5 V analog supply tolerance simplifies interface to legacy industrial transducers without external level shifters.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC30F5015T-20I/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 | DSPIC30F5015-30I/PT | DSPIC30F5015T-20E/PT | DSPIC30F5015-20E/PT | DSPIC30F501130IP | DSPIC30F5011-30I/PT |
|---|---|---|---|---|---|---|
| Package | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same | TQFP-64 (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Architecture | dsPIC30F (16-bit DSC) | dsPIC30F (16-bit DSC) | dsPIC30F (16-bit DSC) | dsPIC30F (16-bit DSC) | dsPIC30F (16-bit DSC) | dsPIC30F (16-bit DSC) |
| Maximum CPU Speed | 20 MIPS | 30 MIPS (+50%) | 20 MIPS (same) | 20 MIPS (same) | 30 MIPS (+50%) | 30 MIPS (+50%) |
| Operating Temperature Range | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Packaging Format | Tape and Reel | Tray | Tape and Reel | Tray | Tape and Reel | Tray |
| RoHS Status | Pb-Free / Compliant | Pb-Free / Compliant | Pb-Free / Compliant | Pb-Free / Compliant | Pb-Free / Compliant | Pb-Free / Compliant |
Bảo phân biệt quan trọng
- 50% higher computational headroom in same footprint (vsDSPIC30F5015T-20I/PT (this part) vs DSPIC30F5015-30I/PT)
- Industrial temperature range is sufficient for most applications (vsDSPIC30F5015T-20I/PT (Industrial) vs DSPIC30F5015T-20E/PT (Extended))
- Tape and Reel format for high-volume SMT assembly (vsDSPIC30F5015T-20I/PT (T&R) vs DSPIC30F5015-20I/PT (Tray))
Ghi chú thiết kế
The DSPIC30F5015T-20I/PT operates from 2.5 V to 5.5 V on VDD and AVDD pins (7/19, 28/56). Decouple each VDD pin with a 100 nF ceramic capacitor placed within 3 mm of the pin, and add a single 10 uF bulk capacitor near the device. Tie AVdd to Vdd directly through a ferrite bead (600 ohm at 100 MHz) for noise-sensitive ADC sampling; both AVdd and Vss grounds must connect to a single-point ground plane to avoid ground-loop noise coupling into ADC measurements.
At 20 MIPS with all peripherals active, the DSPIC30F5015T-20I/PT typically dissipates under 200 mW. The TQFP-64 package has a junction-to-ambient thermal resistance of approximately 45 C/W on a 4-layer JEDEC test board, so a 25C ambient yields a junction rise of about 9C. For high-ambient applications (>70C), place thermal vias under the exposed pad area and ensure continuous copper pour on inner PCB layers to spread heat. Industrial-grade parts rated to +85C ambient require no heatsink at typical operating currents.
Two common pitfalls when designing with this DSC: (1) forgetting to configure the JTAG/debug pins (PGD/PGC, pins 49/50) as either alternate-function or high-impedance during normal operation - leaving them floating can cause unintended code execution; (2) writing to Flash during motor-control interrupt routines without disabling interrupts first, which can cause code-fetch conflicts. Always wrap Flash self-write routines in __disable_interrupt() / __enable_interrupt() guards, and configure PGD/PGC as outputs only during programming or debugging.
Route the analog inputs (AN0-AN4, pins 2-6) with differential pair geometry if used for current sensing, and keep them at least 3 mm away from PWM switching traces. Place a guard ring tied to AVss around sensitive analog traces. The oscillator pins (OSC1/OSC2, pins 9/10) require short traces to the crystal or resonator, with the load capacitors placed within 2 mm of the pins. Keep CAN bus traces (C1RX/C1TX, pins 30/31) impedance-controlled to 120 ohm differential per ISO 11898.
Thông tin tuân thủ
Pb-Free per Microchip product page (suffix /PT indicates Pb-Free TQFP packaging). Industrial temperature grade -40C to +85C. AEC-Q100 qualification is NOT available for this part - choose dsPIC33F automotive variants for AEC-Q100 compliance.
