DSPIC33EP64MC202-E/SS - 16-bit DSC 60 MIPS 64KB Flash | Microchip
N.º de pieza: DSPIC33EP64MC202-E/SS ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $2.85 | $2,85 |
| 10 | $2.62 | $26,20 |
| 100 | $2.38 | $238,00 |
| 500 | $2.14 | $1.070,00 |
| 1.000 | $1.96 | $1.960,00 |
DSPIC33EP64MC202-E/SS Descripción general
A digital signal controller combines the compute capability of a microcontroller with DSP-centric features such as multiply-accumulate instructions, a barrel shifter, and high-speed PWM peripherals. DSCs sit between general-purpose MCUs and dedicated DSPs in the embedded control hierarchy, making them the natural choice for closed-loop power conversion and motion systems that need both fast math and rich peripherals.
Key features include the dsPIC33E 16-bit core with 60 MHz operation (60 MIPS), 64KB self-programmable Flash, 8KB SRAM with four DMA channels for zero-CPU-copy data movement, and the Motor Control (MC) peripheral set: a high-speed PWM module with complementary outputs and dead-time control, plus advanced analog peripherals for current-sense feedback loops.
The dsPIC33EP core integrates DSP engine instructions (MAC, DSP multiply, barrel shifting) alongside standard MCU peripherals such as UART, SPI, and I2C, so firmware teams can run FOC (field-oriented control) or PI current loops in a single-chip solution without an external DSP.
Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives, digital power supplies (LLC, totem-pole PFC), solar micro-inverters, and industrial sensor fusion nodes. The extended -40C to +125C E-grade temperature rating suits uncooled industrial enclosures and automotive-adjacent environments.
Design consideration: this is a 3V-class device (3.0V to 3.6V supply), so level-shift or level-tolerant interfacing is required for 5V systems; also connect every VDD and VSS pin and use a matched PGECx/PGEDx pair for in-circuit programming.
This page synthesizes distributor pricing (as of 2026-09-25), drop-in alternatives, pinout guidance, and design notes not found on the standard manufacturer product page.
Alternativas directas para DSPIC33EP64MC202-E/SS — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con DSPIC33EP64MC202-E/SS (mismo factor de forma y huella) — difiere en Core, Package, Operating Temperature, RAM, Supply Voltage.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
DSPIC33EP128MC202-E/SS
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$4.18 / unidad
Ver hoja de datos →DSPIC33EP32MC202-E/SS
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.85 / unidad
Ver hoja de datos →DSPIC33EP64GP502-E/SS
✅ Sustitución directa✓ En stock
$2.74 / unidad
Ver hoja de datos →DSPIC33EP128GP502-E/SS
✅ Sustitución directa✓ En stock
$2.75 / unidad
Ver hoja de datos →DSPIC33EP64MC202-E/SS Valores máximos y características eléctricas
| Core | dsPIC33EP 16-bit DSC core |
| Core Speed | 60 MHz (60 MIPS) |
| Program Memory | 64KB (22K x 24) Flash |
| RAM | 8KB |
| DMA Channels | 4 |
| Tensión de alimentación | 3.0 V to 3.6 V |
| Temperatura de funcionamiento | -40C to +125C (E, extended) |
| Encapsulado | 28-pin SSOP (SS) |
| Tipo de montaje | Surface Mount |
| Peripheral Series | MC (Motor Control): high-speed PWM |
| ADC Resolution | 12-bit / 10-bit (family ADC, per manufacturer family data) |
| Communication Interfaces | UART, SPI, I2C |
| DSP Features | MAC instruction, barrel shifter, DSP multiply |
| Programming Interface | ICSP via matched PGECx/PGEDx pair |
| Life Cycle Stage | ACTIVE |
| Price (qty 1) | $2.8478 (as of 2026-09-25, LCSC) |
Configuración de pines de DSPIC33EP64MC202-E/SS
| Pin 1 | MCLR — Master clear reset (active low), programming voltage input |
| Pin 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive voltage reference / change notification / port B bit 0 |
| Pin 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative voltage reference / change notification / port B bit 1 |
| Pin 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select / port B bit 2 |
| Pin 5 | AN3/CVREF/INDX/CN5/RB3 — Analog input 3 / comparator reference / encoder index / port B bit 3 |
| Pin 6 | AN4/QEA/IC7/CN6/RB4 — Analog input 4 / encoder phase A / input capture 7 / port B bit 4 |
| Pin 7 | VDD — Positive supply (3.0V-3.6V) |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/CLKI/CN7/RA2 — Oscillator input / external clock input / port A bit 2 |
| Pin 10 | OSC2/CLKO/RC15 — Oscillator output / clock output / port C bit 15 |
| Pin 11 | SDA1/T2CK/IC8/CN21/RB5 — I2C data 1 / timer 2 clock / input capture 8 / port B bit 5 |
| Pin 12 | U1TX/SDO1/T1CK/CN1/RC12 — UART 1 transmit / SPI data out / timer 1 clock / port C bit 12 |
| Pin 13 | U1RX/SDI1/U1CTS/CN0/RC13 — UART 1 receive / SPI data in / port C bit 13 |
| Pin 14 | PGD2/EMUD2/RA1 — ICSP data 2 (use with PGC2 pair) / port A bit 1 |
| Pin 15 | PGC2/EMUC2/RA0 — ICSP clock 2 / port A bit 0 |
| Pin 16 | AN5/RB7 — Analog input 5 / port B bit 7 (see datasheet for full alternate functions) |
| Pin 17 | AN6/RB8 — Analog input 6 / port B bit 8 (see datasheet for full alternate functions) |
| Pin 18 | AN7/RB9 — Analog input 7 / port B bit 9 (see datasheet for full alternate functions) |
| Pin 19 | VSS — Ground reference |
| Pin 20 | VDD — Positive supply (3.0V-3.6V) |
| Pin 21 | RB6 — Port B bit 6 / peripheral pin select functions (see datasheet) |
| Pin 22 | RC14 — Port C bit 14 / secondary oscillator and peripheral functions (see datasheet) |
| Pin 23 | SCL1/T3CK/INT0/CN23/RB6B — I2C clock 1 / timer 3 clock / external interrupt 0 (verify exact port assignment in datasheet) |
| Pin 24 | PWM1L/RD0X — High-speed PWM 1 low-side output class function (peripheral pin select mapped; verify in datasheet) |
| Pin 25 | PWM1H/RD1X — High-speed PWM 1 high-side output class function (verify in datasheet) |
| Pin 26 | PWM2L/RD2X — High-speed PWM 2 low-side output class function (verify in datasheet) |
| Pin 27 | PWM2H/RD3X — High-speed PWM 2 high-side output class function (verify in datasheet) |
| Pin 28 | VDD/AVDD — Analog supply / positive supply (verify AVDD separation in datasheet) |
Aplicaciones típicas
DSPIC33EP64MC202-E/SS es adecuado para 6 aplicacións: BLDC / PMSM Motor Control, Digital Power Supplies (LLC / PFC), Solar Micro-Inverters, Industrial Automation Nodes, Sensor Signal Processing, Unmanned Systems and Drones.
BLDC / PMSM Motor Control
The DSPIC33EP64MC202-E/SS is purpose-built for precision motor control: its 60 MIPS dsPIC33EP core with MAC instructions executes field-oriented control (FOC) current loops at multi-kHz rates, while the MC-series high-speed PWM generates complementary outputs with hardware dead-time insertion for three-phase inverters. The fast on-chip ADC samples phase currents for closed-loop torque control, and 64KB Flash holds complete FOC firmware plus communication. In a typical 24V-48V BLDC drive, the DSC interfaces with a three-phase gate driver; the extended -40C to +125C grade tolerates uncooled industrial enclosures. Trade-off: 8KB RAM limits very large lookup tables, so use the 128KB/ Larger-RAM siblings for sensorless high-order observers.
Recomendado
Digital Power Supplies (LLC / PFC)
In digital power conversion, the DSPIC33EP64MC202-E/SS closes voltage and current loops digitally: its high-speed PWM supports complementary outputs, phase-shift and frequency modulation suited to LLC converters, and the 60 MHz core executes PI/PID compensation at switching-frequency rates. The fast ADC plus DMA streams feedback samples without CPU intervention, keeping control-loop jitter low and THD high-performance in totem-pole PFC stages. The 3.0V-3.6V supply simplifies interfacing with isolated feedback (e.g., opto-plus-ADC or digital isolators). Performance consideration: compensate loop delays in firmware, and budget PWM resolution against your switching frequency - higher fsw reduces effective PWM resolution per Microchip family documentation.
Recomendado
Solar Micro-Inverters
Micro-inverter control demands simultaneous MPPT execution, grid-synchronous current injection, and safety monitoring - a workload the 60 MIPS DSP engine of the DSPIC33EP64MC202-E/SS handles with MAC-accelerated sine generation and PI current control. The high-speed PWM drives the power stage while ADC/DMA pipelines track PV voltage/current and grid phase for maximum power point tracking. Its extended -40C to +125C temperature range matches rooftop enclosures that see wide thermal swings. Design consideration: ensure the 3.3V domain interfaces cleanly with isolated sensing circuits, and allocate Flash carefully - MPPT, grid synchronization, and anti-islanding logic fit within 64KB but benefit from disciplined firmware.
Recomendado
Industrial Automation Nodes
As an industrial control node, the DSPIC33EP64MC202-E/SS combines 60 MIPS of compute with UART, SPI, and I2C for MODBUS-RTU or proprietary fieldbus links, while its analog peripherals handle sensor conditioning for proximity, pressure, and temperature inputs. Four DMA channels offload communication buffering so the core stays dedicated to real-time logic, and the E-grade -40C to +125C rating survives panel-mounted environments without forced cooling. The 28-SSOP package keeps node BOM footprint compact on dense I/O boards. Consideration: the device is 3.3V-class, so use level shifters or RS-485 transceivers with 3.3V logic inputs when connecting legacy 5V industrial buses.
Recomendado
Sensor Signal Processing
The DSP heritage of the dsPIC33EP core - MAC instructions, DSP multiply, and barrel shifter - makes the DSPIC33EP64MC202-E/SS effective as an embedded sensor signal processor: FIR/IIR filtering, RMS computation, and FFT-based condition monitoring run in fixed-point on the 60 MHz core. The on-chip ADC with DMA provides continuous sample streaming, and 64KB Flash stores calibration tables and compensation algorithms alongside application code. Its SPI and I2C interfaces connect external precision ADCs or digital sensors, and results stream over UART. Trade-off: for bandwidth beyond hundreds of kHz, add an external higher-speed ADC - the internal ADC suits control-rate rather than instrumentation-rate sampling per family datasheet performance figures.
Recomendado
Unmanned Systems and Drones
In UAV and robotic platforms, the DSPIC33EP64MC202-E/SS serves as a dedicated motor or actuation controller alongside a flight computer: the 60 MIPS core runs brushless or servo commutation with hardware dead-time PWM, while UART/CAN links receive commands from the autopilot. Its -40C to +125C extended grade tolerates payload bays with poor airflow, and the compact 28-SSOP footprint fits esc-style boards. Deterministic single-chip control isolates critical actuation firmware from Linux-based flight software, improving failure isolation. Design consideration: the 3.0V-3.6V logic domain requires level translation to 5V RC/PWM inputs common on hobby-class autopilots, and 64KB Flash comfortably holds commutation plus safety-state-machine firmware.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para DSPIC33EP64MC202-E/SS — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | DSPIC33EP128MC202-E/SS | DSPIC33EP32MC202-E/SS | DSPIC33EP64GP502-E/SS | DSPIC33EP128GP502-E/SS |
|---|---|---|---|---|---|
| Package | 28-SSOP | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS |
| Flash Memory | 64KB (22K x 24) | 128KB (44K x 24) | 32KB (11K x 24) | 64KB (22K x 24) | 128KB (44K x 24) |
| RAM | 8KB | 8KB | 8KB | 8KB | 8KB |
| Peripheral Set | MC (Motor Control, high-speed PWM) | MC (Motor Control) | MC (Motor Control) | GP (General Purpose) | GP (General Purpose) |
| Temperature Range | -40C to +125C (E) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| Supply Voltage | 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 |
Diferenciadores clave
- Motor Control peripheral set with high-speed PWM (frente a DSPIC33EP64GP502-E/SS)
- Extended -40C to +125C operation at mainstream cost (frente a DSPIC33EP32MC202-E/SS)
- Balanced memory configuration (frente a DSPIC33EP128MC202-E/SS)
Notas de diseño
The DSPIC33EP64MC202-E/SS runs from a single 3.0V-3.6V rail with an on-chip core regulator. Per Microchip datasheet guidance, connect every VDD/VSS pair, fit 0.1uF ceramic capacitors at each VDD pin as close to the package as possible, and size the VCAP core-regulator capacitor exactly as specified in the datasheet - an omitted or undersized VCAP capacitor is the most common root cause of erratic resets and brown-out behavior in dsPIC33EP designs. Estimated: a 3.3V rail delivering ~100 mA of margin above the DSC's operating current comfortably covers IO drive on all 20+ GPIO pins.
ICSP programming requires a matched PGECx/PGEDx pair - if PGEC2 carries ICSPCLK, ICSPDAT must be wired to PGED2; mixing pairs from different indexes prevents programming. Also connect ALL VDD and VSS pins even if the device appears to run without them; Microchip documentation warns programming may fail with any supply pin floating. Additionally, remember the peripheral pin select (PPS) mechanism: PWM and other digital functions must be explicitly mapped to RP pins in firmware before they appear at the package pins.
For motor-control use, route high-speed PWM outputs (complementary pairs with dead-time) away from ADC sense lines; keep the current-shunt sense traces as a Kelvin pair back to the ADC input pins to preserve 12-bit effective resolution in FOC current loops. Place the crystal (if used) within a few millimeters of OSC1/OSC2 with short ground guards, and keep the analog supply pin on a filtered 3.3V feed (ferrite plus 1uF) to reduce ADC noise from digital switching. Pour ground under the DSC and stitch to the power ground at one point near the bulk capacitor.
Información de cumplimiento
RoHS compliant and lead-free per Microchip and distributor listings (DigiKey, Mouser, LCSC). REACH, halogen-free, and conflict-minerals declarations should be confirmed from current Microchip compliance documentation.
