DSPIC33FJ64MC202-E/SP - 16-bit DSC 64KB Flash 40MIPS | Microchip
MPN: DSPIC33FJ64MC202-E/SP ✓ Hoạt độngDSPIC33FJ64MC202-E/SP Tóm tắt
A digital signal controller combines the computational architecture of a digital signal processor with the peripheral set and ease of use of a microcontroller. In the product hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP: it executes high-speed, repetitive multiply-accumulate loops for control mathematics while integrating motor-control PWM, high-speed ADC, and DMA peripherals on one chip. The dsPIC33F family from Microchip Technology is pin compatible with the PIC24HJ family, giving designers a migration path between general-purpose and DSP-centric pinouts.
Key features of the DSPIC33FJ64MC202-E/SP include the 16-bit modified Harvard dsPIC core clocked at up to 40 MIPS, 64KB Flash program memory with self-programming capability, motor-control PWM modules targeted at three-phase and BLDC drives, a direct memory access (DMA) controller that offloads ADC and UART data transfers from the CPU, and advanced analog peripherals for current and voltage sensing. The -E extended temperature grade (-40C to +125C) supports industrial and automotive-adjacent environments.
Technically, the 16-bit RISC architecture uses two 40-bit accumulators and hardware DSP multiply-accumulate instructions, enabling single-cycle MAC operations for FOC (field-oriented control), PID loops, and digital filtering. The wide 28-pin SPDIP package suits breadboarding, prototyping, education, and legacy through-hole production where hand soldering and socketing matter.
Typical applications include brushless DC and permanent-magnet motor control, digital power supplies and PFC stages, sensor signal conditioning with on-chip filtering, and industrial instrumentation requiring deterministic 40 MIPS control loops.
Design consideration: the dsPIC33F core requires a VCAP/VDDCORE capacitor on the internal regulator output pin, and the supply must remain within 3.0V-3.6V; the on-board regulator simplifies 3.3V rail design but this capacitor must never be omitted.
This page synthesizes distributor pricing, drop-in family alternatives, pinout detail, and practical design notes not consolidated in the manufacturer datasheet. Pricing references LCSC data as of 2026-09-27 (from $5.8868, in stock).
Bộ thay thế dễ dàng lắp đặt cho DSPIC33FJ64MC202-E/SP — 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 DSPIC33FJ64MC202-E/SP (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, Mounting Type, Core Architecture, ADC.
DSPIC33FJ64MC202-I/SP
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ32MC202-E/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ32MC202-I/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ32MC202-E/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24HJ64GP202-E/SP
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ64MC202-E/SP Tỷ lệ tối đa & tính chất điện
| Core Processor | dsPIC33F 16-bit |
| Max Clock Speed | 40 MIPS |
| Program Memory Size | 64KB (64K x 8) Flash |
| Program Memory Type | Flash |
| Supply Voltage Range | 3 V to 3.6 V |
| Nhiệt độ hoạt động | -40C to +125C (E grade) |
| Hộp | 28-SPDIP |
| Kiểu lắp đặt | Through Hole |
| DMA | Yes (Motor DMA per Mouser listing) |
| Motor Control PWM | Yes |
| Core Architecture | 16-bit RISC with DSP engine |
| Pin Compatibility | Pin compatible with PIC24HJ family |
| Packaging | Tube |
| Product Status | Active |
| Series | dsPIC 33F |
Cấu hình chân DSPIC33FJ64MC202-E/SP
| Chân 1 | MCLR — Master clear reset (active low), programming voltage input |
| Chân 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive ADC reference / port B0 |
| Chân 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative ADC reference / port B1 |
| Chân 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select / port B2 |
| Chân 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index input / port B3 |
| Chân 6 | AN4/QEA/IC7/CN6/RB4 — Analog input 4 / QEI phase A / capture 7 / port B4 |
| Chân 7 | AN5/QEB/IC8/CN7/RB5 — Analog input 5 / QEI phase B / capture 8 / port B5 |
| Chân 8 | VSS — Digital ground |
| Chân 9 | OSC1/CLKI/CN12/RA2 — Oscillator crystal input / external clock input |
| Chân 10 | OSC2/CLKO/RC15 — Oscillator crystal output / clock output |
| Chân 11 | VCAP/VDDCORE — Internal core regulator output - mandatory filter capacitor to VSS |
| Chân 12 | VDD — Digital supply, 3.0 V to 3.6 V |
| Chân 13 | PGD/EMUD/RB6 — In-circuit programming data / port B6 |
| Chân 14 | PGC/EMUC/RB7 — In-circuit programming clock / port B7 |
| Chân 15 | RP0/CN14/RB15 — Remappable peripheral pin 0 / port B15 |
| Chân 16 | RP1/CN13/RB14 — Remappable peripheral pin 1 / port B14 |
| Chân 17 | RP2/CN12/RB13 — Remappable peripheral pin 2 / port B13 |
| Chân 18 | RP3/CN11/RB12 — Remappable peripheral pin 3 / port B12 |
| Chân 19 | RP4/CN10/RB11 — Remappable peripheral pin 4 / port B11 |
| Chân 20 | RP5/CN9/RB10 — Remappable peripheral pin 5 / port B10 |
| Chân 21 | RP6/CN8/RB9 — Remappable peripheral pin 6 / port B9 |
| Chân 22 | RP7/CN21/RB8 — Remappable peripheral pin 7 / port B8 |
| Chân 23 | VSS — Digital ground |
| Chân 24 | VDD — Digital supply, 3.0 V to 3.6 V |
| Chân 25 | RP8/RF3 — Remappable peripheral pin 8 / port F3 |
| Chân 26 | RP9/RF2 — Remappable peripheral pin 9 / port F2 |
| Chân 27 | AVSS — Analog ground for ADC |
| Chân 28 | AVDD — Analog supply for ADC, 3.0 V to 3.6 V |
Ứng dụng tiêu biểu
DSPIC33FJ64MC202-E/SP phù hợp cho 6 Áp dụngs: BLDC / PMSM Motor Control, Digital Power Supplies and PFC, Sensor Signal Conditioning and Filtering, Industrial Automation and Control Nodes, Audio and Signal Processing Prototyping, Embedded Systems Education and Prototyping.
BLDC / PMSM Motor Control
The DSPIC33FJ64MC202-E/SP fits brushless DC and permanent-magnet synchronous motor drives because Mouser lists it with Motor DMA support and the family datasheet is subtitled 'with Motor Control PWM and Advanced Analog'. At 40 MIPS, the 16-bit DSP engine executes field-oriented control with single-cycle multiply-accumulate operations, closing current loops at 10-20 kHz PWM frequencies with margin. The motor-control PWM module provides complementary outputs with programmable dead time, while DMA transfers ADC current-sense samples to RAM without CPU intervention, keeping ISR overhead low. In through-hole prototyping stages, the 28-SPDIP package lets engineers iterate gate-driver connections and current-sense front ends on breadboards or socketed boards before committing to an SMD production layout.
Được đề xuất
Digital Power Supplies and PFC
Digital switch-mode power supplies and power-factor-correction stages need deterministic, high-rate control loops, which is exactly the profile of the DSPIC33FJ64MC202-E/SP: 40 MIPS throughput, hardware DSP MAC instructions for PI and resonant compensators, and motor-control PWM usable as phase-shifted or complementary outputs with dead-time control. The DMA engine streams fast ADC samples of input/output voltage and inductor current into buffers without stealing CPU cycles, enabling 100 kHz-plus control rates. The 3.0-3.6V supply and the extended -40C to +125C E-grade temperature rating suit industrial power environments. The 28-SPDIP through-hole package is particularly useful during development, allowing quick controller swaps on socketed prototype power boards while control firmware is tuned.
Được đề xuất
Sensor Signal Conditioning and Filtering
The DSPIC33FJ64MC202-E/SP works well as an intelligent sensor front end because its 16-bit DSP core implements IIR/FIR filters, RMS computation, and threshold logic directly on-chip, replacing an external analog conditioning chain plus a separate MCU. The DMA controller moves ADC conversion results into memory continuously, so the CPU wakes only to process data blocks, cutting quiescent activity in battery-adjacent instrumentation. With operation from 3V to 3.6V and the extended -40C to +125C E temperature grade, the controller survives harsh industrial sensing points such as motor housings and pump enclosures. The 28-SPDIP package simplifies integration into retrofitted through-hole sensor boards and educational instrumentation platforms where hand rework is expected.
Được đề xuất
Industrial Automation and Control Nodes
Factory automation nodes require both communication and real-time control, and the DSPIC33FJ64MC202-E/SP delivers both: remappable peripheral (RP) pins let designers place UART, SPI, or I2C interfaces on the most convenient physical pins of the 28-pin footprint, while the 40 MIPS core runs deterministic control and protocol tasks. The DMA controller offloads serial transfers, sustaining Modbus or proprietary RS-485 traffic concurrently with PWM generation. The extended -40C to +125C rating covers unventilated control cabinets, and the through-hole 28-SPDIP package supports serviceable, socketed controller modules that maintenance technicians can replace without hot-air tools - a common requirement in legacy industrial equipment and training rigs.
Được đề xuất
Audio and Signal Processing Prototyping
With its dual 40-bit accumulators and single-cycle MAC instructions, the DSPIC33FJ64MC202-E/SP can execute real-time audio effects, tone generation, and basic FFT-based analysis in embedded prototypes. Running at 40 MIPS, the core sustains sample rates typical of voice-band processing while the DMA keeps codec data flowing through SPI or UART interfaces without CPU intervention. For education and lab work, the 28-SPDIP through-hole package is decisive: students and engineers can insert the DSC into a breadboard alongside op-amps, codecs, and connectors, rewire experiments in minutes, and recover the chip for reuse. The 64KB Flash provides ample room for algorithm plus USB-serial debug scaffolding during coursework and proof-of-concept builds.
Được đề xuất
Embedded Systems Education and Prototyping
The DSPIC33FJ64MC202-E/SP is an excellent teaching and prototyping DSC because the 28-SPDIP package fits zero-insertion-force sockets, breadboards, and wire-wrap boards, eliminating hot-air rework for students and labs. It exposes the complete modern embedded feature set - 16-bit pipelined RISC core, DSP instructions, DMA, motor-control PWM, and remappable pins - at 40 MIPS, so a single chip covers coursework from blinking LEDs to field-oriented motor control. The industry-standard MPLAB X IDE and XC16 compiler are free to download, and low-cost PICkit programmers use the standard PGD/PGC pins. Distributor availability (DigiKey, Mouser, LCSC, from $5.8868 as of 2026-09-27) keeps per-student cost low.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ64MC202-E/SP — 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 | DSPIC33FJ64MC202-I/SP | DSPIC33FJ32MC202-E/SP | DSPIC33FJ32MC202-I/SP | PIC24HJ64GP202-E/SP |
|---|---|---|---|---|---|
| Package | 28-SPDIP | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB | 64 KB | 32 KB | 32 KB | 64 KB |
| Max Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Core / Family | dsPIC33F DSC (16-bit) | dsPIC33F DSC | dsPIC33F DSC | dsPIC33F DSC | PIC24HJ MCU (16-bit) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
Bảo phân biệt quan trọng
- Extended -40C to +125C temperature grade in DIP package (vsDSPIC33FJ64MC202-I/SP)
- Full 64KB Flash for feature-rich DSP firmware (vsDSPIC33FJ32MC202-E/SP)
- Dedicated DSC (DSP engine + motor PWM) rather than general MCU (vsPIC24HJ64GP202-E/SP)
Ghi chú thiết kế
The dsPIC33F core is fed by an internal regulator whose output appears on the VCAP/VDDCORE pin. A low-ESR tantalum or ceramic capacitor of the value specified in the manufacturer datasheet (typically on the order of 10 uF with a specific ESR window) MUST be connected from this pin to VSS - omission or wrong ESR causes brown-outs and erratic resets. Supply both VDD pins (pins 12, 24) from the same 3.0-3.6V rail with 0.1 uF ceramic decoupling at each pin, and keep AVDD (pin 28) fed through an RC filter (e.g. ferrite bead plus 1 uF plus 0.1 uF) for best ADC accuracy.
On through-hole boards, keep the crystal (if used on OSC1/OSC2, pins 9-10) within 1-2 cm of the pins with ground return traces directly under it, and place its load capacitors' ground connection at pin 8 VSS. Route PGD (pin 13) and PGC (pin 14) to an accessible 5-pin ICSP header (MCLR, VDD, GND, PGD, PGC) so in-circuit programming never requires socketing the device. Keep analog sense routing to AN0-AN5 (pins 2-7) away from PWM outputs to prevent switching noise coupling into ADC readings.
Do not exceed 3.6V on any VDD or I/O pin - dsPIC33F parts are not 5V tolerant. When substituting the -I grade part (max +85C) for this -E grade part (max +125C), re-verify your worst-case enclosure temperature; a sealed motor-drive chassis can exceed 85C ambient even in 'industrial' settings. Also confirm firmware fits the smaller Flash when dropping to the 32KB DSPIC33FJ32MC202 variants, and check linker-generated memory usage, not source file size estimates.
Thông tin tuân thủ
Octopart comparison data lists the dsPIC33F family under 'Automotive, AEC-Q100' series tagging for related variants, but explicit RoHS/REACH/lead-free statements for DSPIC33FJ64MC202-E/SP were not found in the provided data. The E suffix denotes extended temperature grade, not a compliance standard. Consult the Microchip product page environmental datasheet for certification details.
