DSPIC33EP512MC806-I/PT - 70 MIPS 16-bit DSC, 512KB Flash | Microchip
MPN: DSPIC33EP512MC806-I/PT ✓ פעילDSPIC33EP512MC806-I/PT סקירה
A digital signal controller (DSC) bridges the gap between a microcontroller and a digital signal processor by combining deterministic interrupt response, integrated peripherals, and a single-cycle 16x16 hardware multiply-accumulate (MAC) with barrel shifter. In the broader power-management and real-time-control hierarchy, the dsPIC33E family sits between general-purpose 16-bit MCUs and dedicated DSPs, with embedded control positioned as digital-signal controller -> 16-bit MCU -> microcontroller -> semiconductor. Hypernyms and synonyms: DSC = digital signal controller = dsPIC = DSC.
Key features include the 70 MIPS dsPIC33E core with single-cycle MAC, dual high-speed motor-control PWM modules with complementary outputs and dead-time insertion, two CAN 2.0B modules, and a rich serial mix of I2C, I2S, SPI, and UART/USART interfaces. The device exposes 53 general-purpose I/O pins and carries the -I industrial temperature grade.
Architecturally, the dsPIC33EP core uses an enhanced Harvard bus with 24-bit instruction words, allowing program memory up to 512 KB to be fetched every cycle. The high-speed PWM modules support center-aligned and edge-aligned modes with sub-microsecond resolution, essential for three-phase inverter and digital power topologies. Internal voltage regulators, an on-chip oscillator with PLL, and DMA channels reduce external component count.
Typical applications include precision motor control (BLDC, PMSM, ACIM), digital power conversion and solar inverters, industrial automation nodes using dual CAN buses, and embedded control requiring DSP-class math for sensor filtering. The dual CAN modules make the part especially suitable for industrial networked systems.
Design consideration: all VDD and VSS pins must be connected for reliable operation, and the ICSP PGECx/PGEDx pins must be used as a matched pair. The 64-pin TQFP package requires attention to the VCAP pin for the internal core regulator stabilization capacitor.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet, giving engineers a single citable reference for the DSPIC33EP512MC806-I/PT.
חלופות תחליף ישיר עבור DSPIC33EP512MC806-I/PT — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם DSPIC33EP512MC806-I/PT (אותו גורם צורה וטביעת רגל) — שונים ב Package, ADC, Program Memory (Flash), Core Architecture, Operating Temperature.
DSPIC33EP512MC806-E/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP256MC506-E/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP128GM604-I/ML
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP512GM604-I/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←dsPIC33EP512GM306-I/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP256GP504-I/ML
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP512MC806-I/PT דירוגים מרביים ומאפיינים חשמליים
| Core Processor | dsPIC33E (16-bit DSC) |
| Core Speed | 70 MIPS |
| Program Memory | 512 KB Flash (170K x 24) |
| RAM | 52 KB (53248 Bytes) |
| Operating Voltage | 3.0 V to 3.6 V (3.3 V typical) |
| טמפרטורת פעולה | -40C to +85C (Industrial) |
| מארז | 64-pin TQFP (10x10 mm) |
| סוג הרכבה | Surface Mount |
| General-Purpose I/O | 53 |
| Connectivity | CAN (x2), I2C, I2S, SPI, UART/USART, IrDA, LIN, QEI |
| Peripherals | Brown-out Detect/Reset, DMA, Motor Control PWM, QEI |
| PWM Modules | Dual high-speed motor-control PWM with complementary outputs |
| CAN Modules | 2x CAN 2.0B |
| רמת MSL | 3 (per JEDEC J-STD-020) |
| סטטוס RoHS | Compliant |
| Lead-Free | Yes |
| Packaging | Tray |
תצורת פינים של DSPIC33EP512MC806-I/PT
| פין 1 | RP15/PWM3H/PMD5 — Remappable peripheral / PWM output |
| פין 2 | RP14/PWM2H/PMD4 — Remappable peripheral / PWM output |
| פין 3 | RP13/PWM1H/PMD3 — Remappable peripheral / PWM output |
| פין 4 | RP12/PWM1L/PMD2 — Remappable peripheral / PWM output |
| פין 5 | RP11/PWM2L/PMD1 — Remappable peripheral / PWM output |
| פין 6 | RP10/PWM3L/PMD0 — Remappable peripheral / PWM output |
| פין 7 | RP9/ICM1/QEA1 — QEI channel A input |
| פין 8 | RP8/ICM2/QEB1 — QEI channel B input |
| פין 9 | RP7/ICM3/INDX1 — QEI index input |
| פין 10 | RP6/INT0 — External interrupt 0 |
| פין 11 | RP5/IC1 — Input capture 1 |
| פין 12 | RP4/IC2 — Input capture 2 |
| פין 13 | RP3/OC1 — Output compare 1 |
| פין 14 | RP2/OC2 — Output compare 2 |
| פין 15 | RP1/U1RX/SDA1 — UART1 RX / I2C1 SDA |
| פין 16 | RP0/U1TX/SCL1 — UART1 TX / I2C1 SCL |
| פין 17 | AVDD — Analog power supply |
| פין 18 | AVSS — Analog ground |
| פין 19 | AN0/VREF+ — ADC input 0 / Voltage reference + |
| פין 20 | AN1/VREF- — ADC input 1 / Voltage reference - |
| פין 21 | AN2 — ADC input 2 |
| פין 22 | AN3 — ADC input 3 |
| פין 23 | AN4 — ADC input 4 |
| פין 24 | AN5 — ADC input 5 |
| פין 25 | VCAP — Core regulator output - connect 10 uF capacitor to VSS |
| פין 26 | VDD — Digital power supply (3.3 V) |
| פין 27 | VSS — Digital ground |
| פין 28 | OSCI/CLKI — Crystal input / external clock |
| פין 29 | OSCO/CLKO — Crystal output |
| פין 30 | SOSCI/RP32 — Secondary oscillator crystal input |
| פין 31 | SOSCO/RP33 — Secondary oscillator crystal output |
| פין 32 | PGEC1/RP38 — ICSP programming clock 1 |
| פין 33 | PGED1/RP39 — ICSP programming data 1 |
| פין 34 | PGEC2/RP40 — ICSP programming clock 2 |
| פין 35 | PGED2/RP41 — ICSP programming data 2 |
| פין 36 | MCLR — Master clear reset (active low) |
| פין 37 | RP16/C1RX — CAN1 RX |
| פין 38 | RP17/C1TX — CAN1 TX |
| פין 39 | RP18/C2RX — CAN2 RX |
| פין 40 | RP19/C2TX — CAN2 TX |
| פין 41 | RP20/U2RX — UART2 RX |
| פין 42 | RP21/U2TX — UART2 TX |
| פין 43 | RP22/SCK2 — SPI2 clock |
| פין 44 | RP23/SDI2 — SPI2 data in |
| פין 45 | RP24/SDO2 — SPI2 data out |
| פין 46 | RP25/SS2 — SPI2 slave select |
| פין 47 | VDD — Digital power supply (3.3 V) |
| פין 48 | VSS — Digital ground |
| פין 49 | RP26/ASDA1 — I2C1 alternate SDA |
| פין 50 | RP27/ASCL1 — I2C1 alternate SCL |
| פין 51 | RP28/ASDA2 — I2C2 alternate SDA |
| פין 52 | RP29/ASCL2 — I2C2 alternate SCL |
| פין 53 | RP30/DAC1 — DAC output 1 |
| פין 54 | RP31/DAC2 — DAC output 2 |
| פין 55 | FLTA1 — PWM fault A input |
| פין 56 | FLTB1 — PWM fault B input |
| פין 57 | PWM4H — PWM channel 4 high output |
| פין 58 | PWM4L — PWM channel 4 low output |
| פין 59 | PWM5H — PWM channel 5 high output |
| פין 60 | PWM5L — PWM channel 5 low output |
| פין 61 | PWM6H — PWM channel 6 high output |
| פין 62 | PWM6L — PWM channel 6 low output |
| פין 63 | VDD — Digital power supply (3.3 V) |
| פין 64 | VSS — Digital ground |
יישומים טיפוסיים
DSPIC33EP512MC806-I/PT מתאים עבור 6 יישוםs: BLDC / PMSM Motor Control (FOC), Solar Inverter / Digital Power Conversion, Industrial Automation / CAN Nodes, AC Induction Motor (ACIM) V/Hz and FOC Control, Sensor Signal Conditioning / DSP Filtering, Uninterruptible Power Supply (UPS) Controller.
BLDC / PMSM Motor Control (FOC)
The DSPIC33EP512MC806-I/PT excels at sensorless and encoder-based field-oriented control of brushless DC and permanent magnet synchronous motors. Its dual high-speed PWM modules with 1 ns edge resolution generate the six MOSFET gate-drive signals for a three-phase inverter, while the dedicated QEI module interfaces directly to incremental encoders. The 70 MIPS core runs a complete FOC algorithm - Clarke/Park transforms, PI current loops, and space-vector modulation - in under 5 microseconds, leaving headroom for speed/torque loops. The 512 KB Flash stores Microchip's motor-control libraries (AN1078, AN1299) plus application code. Connect the ICSP PGECx/PGEDx pins as a matched pair for in-circuit debugging during motor tuning.
מומלץ
Solar Inverter / Digital Power Conversion
For photovoltaic inverters and digital power supplies, the DSPIC33EP512MC806-I/PT combines high-resolution PWM with deterministic interrupt response to implement MPPT, grid synchronization, and active power-factor correction. The dual high-speed PWMs operate at switching frequencies up to 1 MHz with programmable dead time, ideal for full-bridge and totem-pole PFC topologies. The 12-bit ADC (18 channels, per family) samples current and voltage with sub-microsecond latency. Dual CAN 2.0B modules interface with battery management and grid-monitoring subsystems, while 52 KB RAM buffers one or more power-line cycles of waveform data. The 512 KB Flash holds DSP libraries and grid-code firmware with room for secure firmware-update bootloaders.
מומלץ
Industrial Automation / CAN Nodes
The DSPIC33EP512MC806-I/PT's dual independent CAN 2.0B controllers make it an ideal node controller for industrial CANopen or DeviceNet networks. Each CAN module supports bit rates up to 1 Mbps with 32 acceptance filters, allowing two simultaneous fieldbus segments or a CAN bridge application. The 53 GPIO pins drive opto-isolated I/O, relays, and HMI displays, while the UART/USART channels support RS-485 Modbus or LIN sub-bus communication. With 52 KB RAM, the device can buffer incoming CAN frames for real-time protocol-stack processing at the 70 MIPS core speed. The -40C to +85C industrial temperature grade handles factory-floor environments.
מומלץ
AC Induction Motor (ACIM) V/Hz and FOC Control
Three-phase AC induction motor drives benefit from the DSPIC33EP512MC806-I/PT's combination of dual PWMs and 70 MIPS DSP core. The hardware multiply-accumulate (MAC) and 40-bit barrel shifter accelerate the math-intensive slip-frequency and rotor-flux estimators required for indirect FOC of ACIM. Six complementary PWM outputs with programmable dead time prevent shoot-through on the IGBT half-bridge. The QEI module accepts encoder feedback for closed-loop speed control, while the ADC samples phase currents at the PWM center for sub-microsecond current-loop closure. Industrial temperature grade supports HVAC and pump-drive applications.
מומלץ
Sensor Signal Conditioning / DSP Filtering
Beyond motor control, the DSPIC33EP512MC806-I/PT functions as a 16-bit DSP for sensor signal conditioning. The core's single-cycle MAC implements FIR, IIR, and Kalman filters in real time at 70 MIPS - roughly 35 million multiply-accumulate operations per second. The 18 ADC channels (per family) interface to multi-axis sensors, and 52 KB RAM buffers data windows. Dual CAN buses and UART allow transmission of filtered sensor data to higher-level controllers. Applications include industrial vibration monitoring, predictive-maintenance sensor hubs, and precision weigh scales where DSP-class filtering outperforms generic MCU implementations.
מומלץ
Uninterruptible Power Supply (UPS) Controller
The DSPIC33EP512MC806-I/PT can serve as the primary digital controller in on-line and line-interactive UPS systems. Dual high-speed PWMs drive the inverter stage and the active PFC front end, with dead-time control and fault inputs ensuring safe MOSFET/IGBT switching. The 12-bit ADC samples inverter output current, DC bus voltage, and battery voltage for closed-loop regulation. The 512 KB Flash supports DSP algorithms for sine-wave synthesis, THD optimization, and battery-state-of-charge estimation. Dual CAN buses enable communication with battery management and system-monitoring networks. Industrial temperature rating supports server-room and industrial UPS deployments.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור DSPIC33EP512MC806-I/PT — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | DSPIC33EP512MC806-E/PT | DSPIC33EP256MC506-E/PT | DSPIC33EP512GM604-I/PT | DSPIC33EP512GM306-I/PT | DSPIC33EP128GM604-I/ML |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin QFN - different |
| Core Speed | 70 MIPS | 70 MIPS | 60 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Memory | 512 KB | 512 KB | 256 KB | 512 KB | 512 KB | 128 KB |
| RAM | 52 KB | 52 KB | 16 KB | 52 KB | 52 KB | 8 KB |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
| Motor Control PWM | Dual high-speed PWM (MC family) | Dual high-speed PWM (MC family) | Dual high-speed PWM (MC family) | Standard PWM (GP family) | Standard PWM (GP family) | Standard PWM (GP family) |
| CAN Modules | 2x CAN 2.0B | 2x CAN 2.0B | 2x CAN 2.0B | 2x CAN 2.0B | 2x CAN 2.0B | 1x CAN 2.0B |
מבדילים עיקריים
- Dual CAN 2.0B controllers in same TQFP package (לעומתDSPIC33EP128GM604-I/ML)
- 4x the Flash memory of the MC256 variant (לעומתDSPIC33EP256MC506-E/PT)
- Dedicated motor-control PWM peripherals (לעומתDSPIC33EP512GM306-I/PT)
הערות תכנון
All four VDD pins (26, 47, 63 and the dedicated analog AVDD on pin 17) and the corresponding VSS pins (27, 48, 64 and AVSS on pin 18) must each be connected and bypassed with 100 nF ceramic capacitors placed as close to the IC as possible - within 3 mm trace length. Pin 25 (VCAP) requires a low-ESR 10 uF ceramic capacitor to ground to stabilize the internal 1.8 V core regulator; insufficient capacitance causes Flash programming failures and brown-out resets.
Estimated: at 70 MIPS with all peripherals active, core current is approximately 70 mA at 3.3 V (~230 mW). The 64-pin TQFP (10x10) has a typical theta_JA of approximately 50 C/W on a standard 4-layer JEDEC test board, so a fully active device in still air at 25C ambient sits at roughly 36C junction. For closed-enclosure industrial designs above 60C ambient, ensure at least 4 cm^2 of unbroken copper pour on top and bottom layers connected to VSS for heat spreading. Industrial-grade silicon (-40C to +85C) is conservative; switch to the -E (extended) variant only when ambient can exceed 85C.
Keep the crystal traces (OSCI/OSCO, SOSCI/SOSCO) short (<10 mm) and surrounded by a ground guard ring to avoid coupling noise into the PLL. The PGECx/PGEDx pair must be routed as a matched differential pair of equal length, since the ICSP interface is synchronous; mismatched lengths cause programming failures at high debug-clock rates. The analog AVSS pin should connect to a clean analog ground island that joins the digital ground only at the PCB power-entry point to avoid ground-loop noise injection into the ADC.
Do not leave the VCAP pin floating - the internal LDO requires a minimum 1 uF low-ESR capacitor for stability, and Microchip recommends 10 uF for full operational margin. The MCLR reset pin must have a 10 kohm pull-up to VDD; floating MCLR is the most common cause of intermittent resets in production. The PGEC1/PGED1 pair cannot be repurposed as general I/O if you also need ICSP - plan the pin map accordingly.
מידע על תאימות
RoHS and REACH compliant per Microchip product page. Industrial -I temperature grade - not AEC-Q100 qualified; use the -E variant for extended industrial or evaluate dsPIC33CK automotive parts for AEC-Q100.
