DSPIC33EP32MC504-E/MV - 60 MIPS Motor Control DSC | Microchip
MPN: DSPIC33EP32MC504-E/MV ✓ Hoạt độngDSPIC33EP32MC504-E/MV Tóm tắt
A digital signal controller combines the computational throughput of a DSP with the integrated peripherals and deterministic behavior of a microcontroller. Within the power-management hierarchy, the DSC sits above a general-purpose MCU in the microcontroller and digital signal processor family, and the dsPIC33EP series targets closed-loop control systems that need hardware math acceleration, fast PWM and rich analog integration in a single chip.
Key features include the high-speed Motor Control PWM (MCPWM) peripheral with complementary outputs and dead-time control, an integrated CAN 2.0B module, internal op amps and analog comparators, a Reconfigurable Peripheral Group (PTG), and 4 DMA channels with 5 16-bit timers. These peripherals allow current loops, commutation logic and field-oriented control to be implemented largely in hardware with minimal CPU overhead.
The dsPIC33EP core uses an enhanced 16-bit architecture with DSP multiply-accumulate instructions, dual operand fetch and single-cycle MAC, plus hardware divide support. The -E temperature option guarantees operation from -40C to +125C, and the exposed-pad UQFN-48 package provides low-inductance power delivery for fast PWM switching edges.
Typical applications include brushless DC and PMSM motor control, digital power supplies (LLC, totem-pole PFC), automotive auxiliary systems, and industrial drives. The CAN interface makes the part a natural fit for vehicle networks and factory fieldbus nodes.
When designing, budget the Flash carefully: 32 KB (10.7K x 24-bit instructions) is ample for FOC firmware but leaves limited headroom for bootloaders plus fieldbus stacks.
This page synthesizes distributor pricing, drop-in same-family alternatives, pinout guidance and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33EP32MC504-E/MV — 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 DSPIC33EP32MC504-E/MV (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Core, Programming Interface, RAM.
DSPIC33EP32MC504-I/MV
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33EP64MC504-E/MV
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33EP64MC504-I/MV
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33EP128MC504-I/MV
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP32MC504-E/MV Tỷ lệ tối đa & tính chất điện
| Core | dsPIC33E 16-bit DSC core |
| Max CPU Speed | 60 MIPS (60 MHz) |
| Program Memory (Flash) | 32 KB (10.7K x 24) |
| RAM | 4 KB |
| Hộp | 48-UQFN (6x6 mm) exposed pad |
| Nhiệt độ hoạt động | -40C to +125C (E grade) |
| Supply Voltage Range | 3.0 V to 3.6 V |
| PWM | Motor Control PWM (MCPWM) with complementary outputs and dead-time |
| CAN | CAN 2.0B controller |
| Timers | 5 x 16-bit timers |
| DMA Channels | 4 |
| Analog Peripherals | Internal op amps and comparators, 10/12-bit ADC |
| Communication Interfaces | 2 x UART, 2 x SPI, 2 x I2C, CAN |
| Qualification | AEC-Q100 automotive |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Technology | CMOS |
Cấu hình chân DSPIC33EP32MC504-E/MV
| Chân 1 | MCLR — Master reset (active low) / programming voltage |
| Chân 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive voltage reference / change notification / port B |
| Chân 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative voltage reference / port B |
| Chân 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select / port B |
| Chân 5 | AN3/IND/CN5/RB3 — Analog input 3 / op amp inverting input / port B |
| Chân 6 | AN4/C1IN-/CN6/RB4 — Analog input 4 / comparator 1 inverting input / port B |
| Chân 7 | AN5/C1IN+/CN7/RB5 — Analog input 5 / comparator 1 non-inverting input / port B |
| Chân 8 | PGD/EMUD/AN6/OC1/CN12/RB6 — In-circuit debug data / analog input / output compare 1 / port B |
| Chân 9 | PGC/EMUC/AN7/OC2/CN13/RB7 — In-circuit debug clock / analog input / output compare 2 / port B |
| Chân 10 | AN8/C2IN-/CN14/RB8 — Analog input 8 / comparator 2 inverting input / port B |
| Chân 11 | AN9/C2IN+/CN15/RB9 — Analog input 9 / comparator 2 non-inverting input / port B |
| Chân 12 | AN10/CVREF/CN16/RB10 — Analog input 10 / comparator voltage reference / port B |
| Chân 13 | AN11/IN+/CN17/RB11 — Analog input 11 / op amp non-inverting input / port B |
| Chân 14 | VDD — Positive supply (3.0 V to 3.6 V) |
| Chân 15 | VSS — Ground reference |
| Chân 16 | AN12/IN-/CN18/RB12 — Analog input 12 / op amp inverting input / port B |
| Chân 17 | OA2OUT/AN13/T1G/CN19/RB13 — Op amp 2 output / analog input / Timer1 gate / port B |
| Chân 18 | TMS/AN14/CN30/RB14 — JTAG test mode select / analog input / port B |
| Chân 19 | TDO/AN15/CN31/RB15 — JTAG test data out / analog input / port B |
| Chân 20 | OA1OUT/RC1/T2U/OSC2/CLKO/CN0 — Op amp 1 output / port C / Timer2 up-count / secondary oscillator / clock out |
| Chân 21 | OA1IN-/RC0/T2CKI/OSC1/CLKI/CN1 — Op amp 1 inverting input / Timer2 clock in / primary oscillator / clock in |
| Chân 22 | OA2IN-/RC2/IC1/T3CKI/CN59 — Op amp 2 inverting input / input capture 1 / Timer3 clock in / port C |
| Chân 23 | OA3OUT/RC3/IC2/T4CKI/CN60 — Op amp 3 output / input capture 2 / Timer4 clock in / port C |
| Chân 24 | VSS — Ground reference |
| Chân 25 | OA3IN-/C3IN-/RC4/IC3/T5CKI/CN61 — Op amp 3 inverting input / comparator 3 input / input capture 3 / port C |
| Chân 26 | SOSCI/CN1/RC13 — Secondary oscillator input / change notification / port C |
| Chân 27 | SOSCO/T1CKI/CN0/RC14 — Secondary oscillator output / Timer1 clock in / port C |
| Chân 28 | SCL3/IC4/INT0/SDA3/RG6/CN8 — I2C3 clock / input capture 4 / external interrupt 0 / port G |
| Chân 29 | SDA3/U3RX/IC5/RG7/CN9 — I2C3 data / UART3 receive / input capture 5 / port G |
| Chân 30 | U3TX/SCL3/RG8/CN10 — UART3 transmit / I2C3 clock / port G |
| Chân 31 | U2TX/SDO2/RG9/CN11 — UART2 transmit / SPI2 data out / port G |
| Chân 32 | VDD — Positive supply (3.0 V to 3.6 V) |
| Chân 33 | VSS — Ground reference |
| Chân 34 | PWM1L/RA0/CN52 — MCPWM 1 low-side output / port A |
| Chân 35 | PWM1H/RA1/CN53 — MCPWM 1 high-side output / port A |
| Chân 36 | PWM2L/RA2/CN54 — MCPWM 2 low-side output / port A |
| Chân 37 | PWM2H/RA3/CN55 — MCPWM 2 high-side output / port A |
| Chân 38 | PWM3L/RA4/CN56 — MCPWM 3 low-side output / port A |
| Chân 39 | PWM3H/RA5/CN57 — MCPWM 3 high-side output / port A |
| Chân 40 | C3IN+/SCK2/RD15/CN47 — Comparator 3 input / SPI2 clock / port D |
| Chân 41 | FLTA/SOSCI/RD14/CN46 — PWM fault input / port D |
| Chân 42 | SDA1/U1RX/RF2/RD13/CN45 — I2C1 data / UART1 receive / port F / port D |
| Chân 43 | SCL1/U1TX/RF3/RD12/CN44 — I2C1 clock / UART1 transmit / port F / port D |
| Chân 44 | RP8/SDO1/U2RX/RF5/CN43 — Remappable pin / SPI1 data out / UART2 receive / port F |
| Chân 45 | RP7/SCK1OUT/RF4/CN42 — Remappable pin / SPI1 clock out / port F |
| Chân 46 | C1RX/RP6/RF1/CN41 — CAN1 receive / remappable pin / port F |
| Chân 47 | C1TX/RP5/RF0/CN40 — CAN1 transmit / remappable pin / port F |
| Chân 48 | EP/VSS — Exposed thermal pad - connect to ground plane |
Ứng dụng tiêu biểu
DSPIC33EP32MC504-E/MV phù hợp cho 6 Áp dụngs: BLDC / PMSM Motor Control, Digital Power Conversion, Automotive Auxiliary Systems, Industrial Drives and Automation, Drones and UAV Flight Actuators, Battery Management and Charging Systems.
BLDC / PMSM Motor Control
The DSPIC33EP32MC504-E/MV is purpose-built for brushless DC and permanent-magnet synchronous motor drives. Its Motor Control PWM peripheral generates complementary outputs with hardware dead-time insertion, so inverter gate-drive timing does not depend on CPU interrupts, and the 60 MIPS DSP core with single-cycle MAC instructions executes field-oriented control current loops in the low tens of microseconds. Integrated op amps amplify shunt-resistor current feedback directly, and the 10/12-bit ADC synchronizes sampling to the PWM center for low-noise measurements. The 32 KB Flash holds complete FOC firmware with startup and protection routines. Placing this DSC between a 3.3 V supply and a three-phase inverter stage yields a compact, deterministic drive with CAN connectivity for supervisory control.
Được đề xuất
Digital Power Conversion
In digital power supplies such as LLC converters, totem-pole PFC and synchronous buck stages, the DSPIC33EP32MC504-E/MV provides the high-resolution MCPWM and fast ADC needed for precise duty-cycle and phase control. Dead-time control in hardware prevents shoot-through in half-bridge topologies, and the 60 MIPS core runs voltage-mode or current-mode compensators at switching-frequency rates up to several hundred kHz. The DMA channels move ADC results to RAM without CPU intervention, keeping loop latency minimal and jitter low. The 4 KB RAM is sufficient for control-state variables, compensation tables and fault logs. The -E grade (to +125C) suits power stages with elevated ambient temperatures, and the exposed-pad UQFN package provides low-inductance grounding for clean analog sampling near fast switching edges.
Được đề xuất
Automotive Auxiliary Systems
The AEC-Q100 qualification and -40C to +125C temperature range of the DSPIC33EP32MC504-E/MV make it appropriate for automotive auxiliary electronic modules: pump and fan control, actuator positioning, HVAC blower drives and body electronics. The integrated CAN 2.0B controller interfaces directly with vehicle networks through an external transceiver, while the MCPWM drives brushed or brushless motors with closed-loop current control. The internal comparators provide fast over-current fault trips without CPU latency, and the -E suffix documents automotive-grade screening for supplier PPAP requirements. Firmware engineers can use Microchip's motor-control libraries to shorten development, and the 32 KB Flash is adequate for single-function modules with diagnostics and UDS-style messaging kept within budget.
Được đề xuất
Industrial Drives and Automation
Factory automation nodes need deterministic control, robust communication and long-term availability, all supplied by the DSPIC33EP32MC504-E/MV. Conveyors, small servo axes, gimbal stages and dosing pumps can be driven with sensorless or encoder-based FOC using the MCPWM and QEI-style position feedback through remappable pins. The CAN interface links multiple drives to a supervisory PLC, and the PTG (Peripheral Trigger Generator) sequences ADC/PWM operations autonomously, offloading timing chores from the CPU. The industrial 3.3 V rail simplifies integration with standard PLC I/O through optocouplers. With 60 MIPS of headroom, the same chip can run the control loop and protocol stack concurrently, and the 48-UQFN footprint fits compact drive PCBs inside motor housings or junction boxes.
Được đề xuất
Drones and UAV Flight Actuators
UAV platforms demand compact, lightweight motor controllers with fast dynamic response, and the DSPIC33EP32MC504-E/MV fits the esc-controller role well. The 60 MIPS core closes current loops fast enough for aggressive attitude-control bandwidth, hardware complementary PWM with dead time drives the three-phase inverter directly, and internal op amps condition low-side shunt signals to save board area. At 6x6 mm, the UQFN package minimizes controller footprint in stacked esc boards, and the 3.3 V supply matches standard IMU and radio interfaces. The 32 KB Flash stores FOC firmware plus fault handling for propeller overload conditions. Using DMA-triggered ADC sampling synchronized to the PWM center yields low-jitter current feedback critical for smooth torque at high electrical speeds.
Được đề xuất
Battery Management and Charging Systems
Chargers and battery management units benefit from the DSPIC33EP32MC504-E/MV's combination of control peripherals, CAN connectivity and analog integration. A synchronous buck or LLC charger stage is controlled through the MCPWM with hardware dead time, ADC channels monitor cell voltage and pack current via the internal op amps, and comparators implement fast over-current or over-voltage trips that shut down PWM outputs within microseconds. The CAN 2.0B module communicates charge state and fault codes to vehicle or inverter controllers in automotive BMS architectures. The -E temperature grade covers under-hood and industrial charging environments up to +125C. With 32 KB Flash, full charging state machines, balancing logic and diagnostic messaging fit comfortably in the single 48-UQFN controller.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33EP32MC504-E/MV — 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 | DSPIC33EP32MC504-I/MV | DSPIC33EP64MC504-E/MV | DSPIC33EP64MC504-I/MV |
|---|---|---|---|---|
| Package | 48-UQFN (6x6 mm) MV | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Flash Memory | 32 KB | 32 KB | 64 KB | 64 KB |
| RAM | 4 KB | 4 KB | 8 KB | 8 KB |
| Temperature Range | -40C to +125C (E, automotive) | -40C to +85C (I, industrial) | -40C to +125C (E, automotive) | -40C to +85C (I, industrial) |
| AEC-Q100 Qualified | Yes | No | Yes | No |
| CAN / MCPWM / Op Amps | Yes / Yes / Yes | Yes / Yes / Yes | Yes / Yes / Yes | Yes / Yes / Yes |
Bảo phân biệt quan trọng
- Automotive AEC-Q100 qualification at -40C to +125C (vsDSPIC33EP32MC504-I/MV)
- Lowest-cost entry to the MC504 motor-control family (vsDSPIC33EP64MC504-E/MV)
- Single-chip motor control with integrated analog (vsdiscrete controller + op amp BOM)
Ghi chú thiết kế
Solder the exposed pad (pin 48) to a solid ground plane with an array of thermal vias. The UQFN exposed pad is the primary ground return for the ADC, comparators and PWM gate drivers; an unconnected or poorly wetted pad causes ground bounce between PWM switching edges and noisy ADC readings. Use at least a 4x via array under the pad and keep the analog ground region under the ANx/op amp pins connected to this plane at a single quiet point.
Decouple each VDD pin (pins 14 and 32) with a 100 nF ceramic capacitor placed within 2 mm of the pin, plus a 4.7 uF to 10 uF bulk capacitor near the part. The MCPWM driving external MOSFET gates draws fast transient currents through the die; inadequate decoupling shows up as PWM output glitches and spurious brown-out resets. Budget 3.3 V at approximately 50-70 mA for the core plus I/O load, and verify brown-out reset settings match your supply ramp.
The 32 KB Flash is shared between application firmware, constants and any bootloader; a CAN bootloader plus FOC firmware typically consumes 20-25 KB, leaving little margin. If your roadmap includes a protocol stack, choose DSPIC33EP64MC504-E/MV from the start - it is pin-compatible so the swap costs only the component line. Also remember the -E grade qualifies to +125C while -I stops at +85C; do not substitute -I in automotive or high-ambient builds.
Keep PWM outputs (pins 34-39) and their gate-driver traces away from the op amp and analog input pins (pins 2-13, 16-18) to minimize capacitive coupling at switching edges. Use the peripheral pin select (RPx) mapping to route digital functions to pins physically distant from the ADC inputs, and synchronize ADC sampling to the PWM center using the ADC trigger from the MCPWM module rather than free-running sampling.
Thông tin tuân thủ
AEC-Q100 automotive qualification confirmed via distributor listings (Hotenda: 'Automotive, AEC-Q100'). RoHS status per standard Microchip product offering; verify current REACH declarations on microchip.com.
