DSPIC33EP64MC506T-I/MR - 16-bit DSC 70 MIPS 64KB Flash | Microchip
MPN: DSPIC33EP64MC506T-I/MR ✓ فعالDSPIC33EP64MC506T-I/MR نمای کلی
A digital signal controller combines the computational architecture of a microcontroller with the DSP capability of a digital signal processor. In the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP64MC506 sits above general-purpose MCUs for control-loop-intensive tasks, integrating a DSP engine, high-speed PWM peripherals, and advanced analog in a single chip for real-time embedded control.
Key features include the MCPWM (motor control PWM) peripheral with complementary outputs and dead-time insertion, a Quadrature Encoder Interface (QEI) for feedback from rotary encoders, a CAN 2.0B module for industrial networking, and integrated analog comprising 3 operational amplifiers, 4 comparators, and a high-speed 10/12-bit ADC. The 16-bit modified Harvard architecture executes DSP instructions such as MAC and dual data fetch in a single cycle.
Technically, the dsPIC33E core runs up to 70 MIPS from an internal PLL multiplied from the primary oscillator or internal FRC, operating from a 3V to 3.6V supply. A 27-timer resource pool (including nine general-purpose 16-bit timers), DMA channels, and multiple UART/SPI/I2C interfaces support complex real-time firmware. Sixty-four pins expose 51 I/O lines for gate drivers, sensors, and communication.
Typical applications include brushless DC and PMSM motor drives, switched-mode power supplies and digital power conversion, industrial automation nodes with CAN connectivity, and sensor signal conditioning using the on-chip op amps.
Design consideration: the I-temperature variant covers -40C to +85C; for extended -40C to +125C operation select the E variant (DSPIC33EP64MC506T-E/MR). Decouple the 3.3V rail with 0.1uF per VDD pin and provide a solid ground plane for ADC and PWM signal integrity.
This page synthesizes distributor pricing context, drop-in alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.
جایگزین‌های drop-in برای DSPIC33EP64MC506T-I/MR — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای DSPIC33EP64MC506T-I/MR (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Package, Operating Temperature, Core, Timers, CAN.
DSPIC33EP64MC506T-E/MR
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSPIC33EP64MC506-I/MR
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSPIC33EP64MC504-E/MV
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSPIC33EP64MC206-E/MR
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSPIC33EP64MC506-E/MR
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSPIC33EP64MC506T-I/MR حداکثر مقادیر مجاز و مشخصات الکتریکی
| Core | dsPIC33E 16-bit DSC |
| Core Speed | 70 MIPS (60 MHz clock listed by some distributors) |
| Program Memory | 64 KB (22K x 24) Flash |
| RAM | 8 KB |
| ولتاژ تغذیه | 3 V to 3.6 V |
| I/O Ports / Lines | 51 I/O |
| Motor Control PWM | MCPWM with QEI support |
| CAN | CAN 2.0B |
| Op Amps (on-chip) | 3 |
| Comparators | 4 |
| Timers | 27 general-purpose timer resources (nine 16-bit GP timers) |
| Communication Interfaces | UART, SPI, I2C, CAN |
| دمای کاری | -40C to +85C (I grade) |
| بسته‌بندی | 64-VQFN (9x9 mm, 0.90 mm height), QFNL |
| نوع نصب | Surface Mount |
| Lifecycle Stage | Active |
| Packaging | Tape and Reel (T suffix) |
پیکربندی پین DSPIC33EP64MC506T-I/MR
| پین 1 | MCLR — Master clear reset input / programming voltage |
| پین 2 | AN0/VREF+/CN3/RB0 — Analog input 0 / positive voltage reference / port B |
| پین 3 | AN1/VREF-/CN2/RB1 — Analog input 1 / negative voltage reference / port B |
| پین 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select / port B |
| پین 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index / port B |
| پین 6 | AN4/QEA/IC7/CN6/RB4 — Analog input 4 / QEI phase A / input capture 7 / port B |
| پین 7 | AN5/QEB/IC8/CN7/RB5 — Analog input 5 / QEI phase B / input capture 8 / port B |
| پین 8 | AN6/OCFA/RB6 — Analog input 6 / PWM fault A / port B |
| پین 9 | AN7/OCFB/RB7 — Analog input 7 / PWM fault B / port B |
| پین 10 | AN8/C1IN-/C2IN+/RB8 — Analog input 8 / comparator inputs / port B |
| پین 11 | AN9/C1IN+/C2IN-/RB9 — Analog input 9 / comparator inputs / port B |
| پین 12 | AN10/C1OUT/RB10 — Analog input 10 / comparator 1 output / port B |
| پین 13 | AN11/C2OUT/RB11 — Analog input 11 / comparator 2 output / port B |
| پین 14 | PGD3/U1TX/SDA2/RB12 — Programming data 3 / UART1 TX / I2C2 data / port B |
| پین 15 | PGC3/U1RX/SCL2/RB13 — Programming clock 3 / UART1 RX / I2C2 clock / port B |
| پین 16 | C1TX/RB14 — CAN1 transmit / port B |
| پین 17 | C1RX/RB15 — CAN1 receive / port B |
| پین 18 | OSC1/CLKI/RC12 — Oscillator 1 input / external clock input / port C |
| پین 19 | OSC2/CLKO/RC15 — Oscillator 2 output / clock output / port C |
| پین 20 | VDD — Power supply (3V to 3.6V) |
| پین 21 | VSS — Ground reference |
| پین 22 | T1CK/CN0/RC1 — Timer1 external clock / change notification / port C |
| پین 23 | IC1/T2CK/RC2 — Input capture 1 / Timer2 clock / port C |
| پین 24 | OC1/T1CK/RC0 — Output compare 1 / Timer1 clock / port C |
| پین 25 | SOSCI/CN1/RC13 — Secondary oscillator input / change notification / port C |
| پین 26 | SOSCO/T1CK/CN0/RC14 — Secondary oscillator output / Timer1 clock / port C |
| پین 27 | RD0/PSP0 — Port D output |
| پین 28 | RD1/PSP1 — Port D output |
| پین 29 | RD2/PSP2 — Port D output |
| پین 30 | RD3/PSP3 — Port D output |
| پین 31 | RD4/PSP4 — Port D output |
| پین 32 | VDD — Power supply (3V to 3.6V) |
| پین 33 | VSS — Ground reference |
| پین 34 | RD5/PSP5 — Port D output |
| پین 35 | RD6/PSP6 — Port D output |
| پین 36 | RD7/PSP7 — Port D output |
| پین 37 | VDD — Power supply (3V to 3.6V) |
| پین 38 | VSS — Ground reference |
| پین 39 | RF0/PSP8 — Port F output / parallel slave port |
| پین 40 | RF1/PSP9 — Port F output / parallel slave port |
| پین 41 | RF2/SDI2/PSP10 — SPI2 data in / port F |
| پین 42 | RF3/SDO2/PSP11 — SPI2 data out / port F |
| پین 43 | RF4/SCK2/PSP12 — SPI2 clock / port F |
| پین 44 | RF5/SS2/PSP13 — SPI2 slave select / port F |
| پین 45 | RF6/PSP14 — Port F output |
| پین 46 | RF7/PSP15 — Port F output |
| پین 47 | RF8/RTCC/PSP2 — Port F output / RTCC |
| پین 48 | RG0/PSP3 — Port G output |
| پین 49 | RG1/PSP4 — Port G output |
| پین 50 | VDD — Power supply (3V to 3.6V) |
| پین 51 | VSS — Ground reference |
| پین 52 | RG2/PSP5 — Port G output |
| پین 53 | RG3/PSP6 — Port G output |
| پین 54 | RG6/PSP7 — Port G output |
| پین 55 | RG7/PSP8 — Port G output |
| پین 56 | RG8/PSP9 — Port G output |
| پین 57 | RG9/PSP10 — Port G output |
| پین 58 | AVDD — Analog power supply |
| پین 59 | AVSS — Analog ground |
| پین 60 | VDD — Power supply (3V to 3.6V) |
| پین 61 | VSS — Ground reference |
| پین 62 | VDD — Power supply (3V to 3.6V) |
| پین 63 | VSS — Ground reference |
| پین 64 | PWM1L/RE0 — Motor control PWM1 low-side output / port E |
کاربردهای معمول
DSPIC33EP64MC506T-I/MR مناسب است برای 6 کاربردs: BLDC / PMSM Motor Drives, Digital Power Conversion (SMPS / PFC), Industrial Automation and CAN Networking Nodes, Sensor Signal Conditioning, HVAC and Appliance Motor Control, Test, Measurement and Instrumentation.
BLDC / PMSM Motor Drives
The DSPIC33EP64MC506T-I/MR fits brushless DC and permanent-magnet synchronous motor control because its MCPWM module generates complementary PWM pairs with hardware dead-time insertion, while the QEI decodes quadrature encoder feedback for rotor position. At 70 MIPS, the 16-bit DSP core executes field-oriented control (FOC) loops at 10-20 kHz with single-cycle MAC instructions for Clark/Park transforms. The 3 on-chip op amps condition shunt-resistor phase currents and the 4 comparators enable cycle-by-cycle overcurrent limiting without CPU intervention. Placed between a 3.3V rail and external gate drivers such as the MCP8025 or IR2183, the DSC closes the current loop in firmware while offloading protection to analog comparators, reducing loop latency and board component count.
پیشنهادی
Digital Power Conversion (SMPS / PFC)
Switched-mode power supplies and power-factor-correction stages benefit from the DSPIC33EP64MC506T-I/MR's high-resolution MCPWM outputs and fast ADC sampling synchronized to the PWM period. The 70 MIPS core implements voltage-mode, current-mode or predictive digital control laws at switching frequencies of 100-500 kHz when the ADC is triggered by the PWM module. On-chip comparators provide hardware cycle-by-cycle current limit, protecting power stages within nanoseconds of an overcurrent event - faster than any interrupt-driven firmware response. Supply the DSC from a precision 3.3V rail and route PWM outputs to gate drivers with short, matched traces; the 51 I/O lines also support housekeeping functions such as fan control, telemetry UART, and PMBus-style serial communication in compact AC-DC designs.
پیشنهادی
Industrial Automation and CAN Networking Nodes
With an integrated CAN 2.0B controller, multiple UART/SPI/I2C ports, and DMA, the DSPIC33EP64MC506T-I/MR serves as an intelligent actuator or sensor node on industrial CAN buses. The -40C to +85C industrial temperature grade suits factory-floor enclosures, and the 51 I/O lines drive relays, read limit switches, and interface HMI peripherals from one chip. The nine general-purpose 16-bit timers handle task scheduling, pulse-width measurement and input capture for flow or RPM sensing. Pair the DSC with the MCP2551 or MCP2562 CAN transceiver for the physical layer; the controller handles arbitration, error frames and filters in hardware, keeping CPU overhead low so the same firmware loop can run the local control task and the network stack concurrently.
پیشنهادی
Sensor Signal Conditioning
The integrated analog front end - 3 operational amplifiers and 4 comparators - lets the DSPIC33EP64MC506T-I/MR amplify and threshold small sensor signals such as thermocouples, RTD bridges, pressure bridges and current-shunt voltages before digitization. The op amps can be configured as programmable-gain amplifiers feeding the on-chip ADC, eliminating external amplifier ICs in cost-sensitive designs. The comparators provide wake-on-threshold and window-comparison functions that keep the CPU in low-power idle until an event occurs. Firmware running at 70 MIPS applies digital filtering (IIR/FIR) and calibration to the sampled data, achieving better accuracy than analog-only chains. This makes the part well suited for embedded condition-monitoring and portable instrumentation products requiring a single-chip analog-plus-DSP solution.
پیشنهادی
HVAC and Appliance Motor Control
Blowers, compressors, pumps and fans in HVAC and white-goods appliances require sensorless or sensored three-phase motor control with integrated protection and communication. The DSPIC33EP64MC506T-I/MR provides the MCPWM with dead-time control, QEI or sensorless back-EMF algorithms executed in firmware at 70 MIPS, and comparators for hardware overcurrent shutdown. The CAN or UART link reports status to the appliance main controller, while 51 I/O handles valve, damper and user-interface signals. The -40C to +85C grade covers condenser and outdoor-unit environments. Using one DSC for motor control plus housekeeping logic replaces a separate MCU + driver-controller combination, lowering BOM cost and firmware complexity in appliance platforms.
پیشنهادی
Test, Measurement and Instrumentation
In bench and embedded instrumentation, the DSPIC33EP64MC506T-I/MR acts as a real-time control and acquisition engine: its fast ADC, DMA channels and 70 MIPS DSP core capture waveforms, compute FFTs and apply digital filters with deterministic timing. The nine general-purpose timers support precise pulse generation, frequency measurement and interval timing, while UART/SPI/I2C connect to displays, EEPROM and host PCs. The on-chip op amps buffer input signals before sampling, improving input impedance for probe front ends. Firmware developers use MPLAB X with the XC16 compiler and REAL ICE for in-circuit debugging of timing-critical acquisition routines. The 64-VQFN footprint supports compact handheld instruments where board area and thermal performance both matter.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای DSPIC33EP64MC506T-I/MR — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | DSPIC33EP64MC506T-E/MR | DSPIC33EP64MC506-I/MR | DSPIC33EP64MC504-E/MV | DSPIC33EP64MC206-E/MR |
|---|---|---|---|---|---|
| Package | 64-VQFN (9x9 mm) | 64-VQFN (9x9 mm) - same | 64-VQFN (9x9 mm) - same | 64-QFN (9x9 mm) - same footprint family | 64-VQFN (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Performance | 16-bit, 70 MIPS | 16-bit, 70 MIPS | 16-bit, 70 MIPS | 16-bit, 70 MIPS | 16-bit, 70 MIPS |
| Flash Memory | 64 KB (22K x 24) | 64 KB | 64 KB | 64 KB | 64 KB |
| Operating Temperature | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| 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 |
| Packaging | Tape and Reel (T suffix) | Tape and Reel | Tray / cut tape | Tray | Tray |
تفاوت‌های کلیدی
- Extended-temperature drop-in available (در مقابلDSPIC33EP64MC506T-E/MR)
- Integrated analog front end (در مقابلDSPIC33EP64MC206-E/MR)
- 70 MIPS DSP core with single-cycle MAC (در مقابلDSPIC33EP64MC504-E/MV)
یادداشت‌های طراحی
Decouple every VDD pin of the 64-VQFN package with a 0.1uF ceramic capacitor placed within 2 mm of the pin, plus a 4.7-10uF bulk capacitor near the device. Separately decouple AVDD with an RC filter (e.g., 10 ohm + 1uF) from the digital rail to protect ADC and op-amp accuracy. Estimated: at 70 MIPS the core draws tens of mA - budget the 3.3V regulator accordingly and keep the supply within the 3V-3.6V datasheet range under all load transients.
Route PWM outputs to gate drivers on short, matched traces and keep them away from analog sense lines feeding the on-chip op amps. Use the exposed thermal pad / ground plane under the QFN as the principal return path; connect it to ground with an array of vias. Star-ground the analog section at AVSS. In motor-drive layouts, shunt sense traces should be Kelvin-connected directly to the shunt resistor pads to exploit the 3 on-chip amplifiers.
Confirm the temperature grade before layout sign-off: the -I variant is rated only to +85C ambient; designs in sealed enclosures near hot power stages frequently need the -E variant (+125C). Also verify QEI input assignment (QEA/QEB/INDX pins) and PWM fault pin mapping against the family datasheet, since peripheral remapping differs between the MC200 and MC500 subfamilies. Do not exceed 3.6V on any VDD pin - 5V tolerance is not specified.
Estimated: a 64-VQFN 9x9 mm package on a standard 4-layer board with a solid ground plane typically achieves roughly 30-40 C/W junction-to-ambient. At an estimated 40 mA core current from 3.3V (~0.13 W dissipation), junction rise is only about 5C - negligible. Thermal design effort should instead focus on external power components (gate drivers, MOSFETs), not the DSC itself.
اطلاعات انطباق
Compliance declarations for this specific ordering code were not present in the verified web data; confirm on the official Microchip product page. Microchip standard production is generally lead-free/RoHS, but this page does not assume it.
