DSPIC33EP256MU810-E/PT - 16-bit DSC, 256KB Flash, USB | Microchip
MPN: DSPIC33EP256MU810-E/PT ✓ פעילDSPIC33EP256MU810-E/PT סקירה
A Digital Signal Controller (DSC) is a hybrid device that combines the deterministic interrupt-driven architecture of a microcontroller with the high-throughput computational capability of a digital signal processor (DSP). In the broader system taxonomy, a DSC belongs to the microcontroller family, which sits within embedded processors, then semiconductor ICs, and finally the power management and control hierarchy used in motor control, power conversion, and digital audio systems. The 'E' suffix indicates an extended temperature grade of -40 °C to +125 °C, while the 'PT' suffix denotes the 12 x 12 mm 100-pin TQFP surface-mount package with 0.5 mm pitch.
Key features include integrated USB 2.0 full-speed OTG, two CAN modules, up to 15 DMA channels, 27 timers (nine 16-bit and eighteen 32-bit), a 16-channel 12-bit ADC with up to 500 ksps conversion, five 16-bit PWM generators with dedicated time bases and up to 8 output channels, and four compare/PWM modules with dual-edge capability. The 70 MIPS core can execute a 16x16 multiply in one cycle and supports fractional arithmetic (1.15 format) via the XAGU and DSP engine.
Typical applications include precision motor control (BLDC, PMSM, AC induction, switched reluctance), digital power conversion (PFC, LLC, phase-shifted full-bridge), automotive body and chassis ECUs, industrial drives, photovoltaic inverters, and USB-connected embedded devices. Design considerations include the need for a stable 3.3 V analog supply for the ADC, decoupling on every VDD/VSS pair, and a JTAG or PG/PG interface for in-circuit programming.
חלופות תחליף ישיר עבור DSPIC33EP256MU810-E/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 DSPIC33EP256MU810-E/PT (אותו גורם צורה וטביעת רגל) — שונים ב Package, Core Architecture, ADC, Operating Temperature, Timers.
DSPIC33EP256MU810-I/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP256MU810T-E/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP256MU810-E/PTC01
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
DSPIC33EP256MC506-E/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP256MU810-E/PTVAO
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
DSPIC33CK512MPT608-E/PT
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
DSPIC33EP256GP504-I/ML
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←DSPIC33EP256MU810-E/PT דירוגים מרביים ומאפיינים חשמליים
| Core | dsPIC33E DSC (16-bit DSP-enhanced) |
| Maximum CPU Speed | 70 MIPS at 3.3 V |
| תדר שעון מקסימלי | 60 MHz |
| Program Memory (Flash) | 256 KB |
| Data Memory (SRAM) | 28 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| I/O Pins | 51 |
| DMA Channels | Up to 15 |
| Timers | 27 total (9 x 16-bit + 18 x 32-bit) |
| PWM Channels | Up to 8 output, 5 generators |
| ADC | 12-bit, up to 16 channels, 500 ksps |
| Communication Interfaces | USB 2.0 FS OTG, 2x CAN, UART, SPI, I2C |
| טמפרטורת פעולה | -40 °C to +125 °C (E grade) |
| מארז | 100-pin TQFP (PT) 12x12 mm, 0.5 mm pitch |
| סוג הרכבה | Surface Mount |
| רמת MSL | 3 (168 hours) |
| סטטוס RoHS | Compliant |
| Lead-Free | Yes |
תצורת פינים של DSPIC33EP256MU810-E/PT
| פין 1 | RP15/PWM4H/PMCS1/RB15 — Remappable I/O / PWM / parallel master chip select |
| פין 2 | RP14/PWM3L/PMCS2/RB14 — Remappable I/O / PWM / parallel master chip select |
| פין 3 | RP13/AN11/RB13 — Remappable I/O / analog input 11 |
| פין 4 | RP12/AN12/RB12 — Remappable I/O / analog input 12 |
| פין 5 | RP11/AN13/RB11 — Remappable I/O / analog input 13 |
| פין 6 | RP10/AN14/RB10 — Remappable I/O / analog input 14 |
| פין 7 | RP9/AN15/RB9 — Remappable I/O / analog input 15 |
| פין 8 | RP8/AN16/RB8 — Remappable I/O / analog input 16 |
| פין 9 | RP7/AN17/RB7 — Remappable I/O / analog input 17 |
| פין 10 | RP6/AN18/RB6 — Remappable I/O / analog input 18 |
| פין 11 | RP5/AN19/RB5 — Remappable I/O / analog input 19 |
| פין 12 | RP4/AN20/RB4 — Remappable I/O / analog input 20 |
| פין 13 | RP3/AN21/RB3 — Remappable I/O / analog input 21 |
| פין 14 | RP2/AN22/RB2 — Remappable I/O / analog input 22 |
| פין 15 | RP1/AN23/RB1 — Remappable I/O / analog input 23 |
| פין 16 | OSCI/CLKI/RC12 — Oscillator crystal input / external clock |
| פין 17 | OSCO/CLKO/RC15 — Oscillator crystal output |
| פין 18 | VSS — Ground reference |
| פין 19 | VDD — Digital supply 3.0-3.6 V |
| פין 20 | MCLR — Master clear (reset) input, active-low |
| פין 21 | TMS/RP20/PMCS1/RC4 — JTAG test mode select / remappable I/O |
| פין 22 | TCK/RP19/PMCS2/RC3 — JTAG test clock / remappable I/O |
| פין 23 | TDI/RP18/RC2 — JTAG test data in / remappable I/O |
| פין 24 | TDO/RP17/RC1 — JTAG test data out / remappable I/O |
| פין 25 | AVDD — Analog supply 3.0-3.6 V for ADC |
| פין 26 | AVSS — Analog ground for ADC |
| פין 27 | VREF+/CVREF+/AN0/RA0 — ADC positive reference / analog input 0 |
| פין 28 | VREF-/CVREF-/AN1/RA1 — ADC negative reference / analog input 1 |
| פין 29 | AN2/RA2 — Analog input 2 |
| פין 30 | AN3/RA3 — Analog input 3 |
| פין 31 | AN4/RA4 — Analog input 4 |
| פין 32 | AN5/RA5 — Analog input 5 |
| פין 33 | AN6/RA6 — Analog input 6 |
| פין 34 | AN7/RA7 — Analog input 7 |
| פין 35 | AN8/RA8 — Analog input 8 |
| פין 36 | AN9/RA9 — Analog input 9 |
| פין 37 | AVSS — Analog ground |
| פין 38 | AVDD — Analog supply 3.0-3.6 V |
| פין 39 | VDD — Digital supply 3.0-3.6 V |
| פין 40 | VSS — Ground reference |
| פין 41 | DML/RC10 — USB D- line (full-speed) |
| פין 42 | DPL/RC9 — USB D+ line (full-speed) |
| פין 43 | VBUS/RC8 — USB VBUS detection input |
| פין 44 | VBUSON/AN24/RC7 — USB VBUS power enable output / analog input |
| פין 45 | VCAP/RC5 — Internal voltage regulator output, 1.8 V core; requires 10 uF cap |
| פין 46 | RP0/PWM1H/RD0 — Remappable I/O / PWM 1H high output |
| פין 47 | RP1/PWM1L/RD1 — Remappable I/O / PWM 1L low output |
| פין 48 | RP2/PWM2H/RD2 — Remappable I/O / PWM 2H high output |
| פין 49 | RP3/PWM2L/RD3 — Remappable I/O / PWM 2L low output |
| פין 50 | RP4/PWM3H/RD4 — Remappable I/O / PWM 3H high output |
| פין 51 | RP5/PWM3L/RD5 — Remappable I/O / PWM 3L low output |
| פין 52 | RP6/PWM4H/RD6 — Remappable I/O / PWM 4H high output |
| פין 53 | RP7/PWM4L/RD7 — Remappable I/O / PWM 4L low output |
| פין 54 | RP9/RD9 — Remappable I/O |
| פין 55 | RP10/RD10 — Remappable I/O |
| פין 56 | RP11/RD11 — Remappable I/O |
| פין 57 | RP12/RD12 — Remappable I/O |
| פין 58 | RP13/RD13 — Remappable I/O |
| פין 59 | RP14/RD14 — Remappable I/O |
| פין 60 | RP15/RD15 — Remappable I/O |
| פין 61 | VSS — Ground reference |
| פין 62 | VDD — Digital supply 3.0-3.6 V |
| פין 63 | RP0/RE0 — Remappable I/O |
| פין 64 | RP1/RE1 — Remappable I/O |
| פין 65 | RP2/RE2 — Remappable I/O |
| פין 66 | RP3/RE3 — Remappable I/O |
| פין 67 | RP4/RE4 — Remappable I/O |
| פין 68 | RP5/RE5 — Remappable I/O |
| פין 69 | RP6/RE6 — Remappable I/O |
| פין 70 | RP7/RE7 — Remappable I/O |
| פין 71 | RF0/PWM5H — Remappable I/O / PWM 5H high output |
| פין 72 | RF1/PWM5L — Remappable I/O / PWM 5L low output |
| פין 73 | C1IN-/AN25/RE9 — Comparator 1 negative input / analog input 25 |
| פין 74 | C1IN+/AN26/RE10 — Comparator 1 positive input / analog input 26 |
| פין 75 | C1OUT/RE11 — Comparator 1 output |
| פין 76 | C2IN-/AN27/RE12 — Comparator 2 negative input / analog input 27 |
| פין 77 | C2IN+/AN28/RE13 — Comparator 2 positive input / analog input 28 |
| פין 78 | C2OUT/RE14 — Comparator 2 output |
| פין 79 | VDD — Digital supply 3.0-3.6 V |
| פין 80 | VSS — Ground reference |
| פין 81 | CAN1RX1/RF4 — CAN 1 receive |
| פין 82 | CAN1TX1/RF5 — CAN 1 transmit |
| פין 83 | CAN2RX1/RF6 — CAN 2 receive |
| פין 84 | CAN2TX1/RF7 — CAN 2 transmit |
| פין 85 | SDA1/RG3 — I2C 1 data |
| פין 86 | SCL1/RG2 — I2C 1 clock |
| פין 87 | SDA2/RG1 — I2C 2 data |
| פין 88 | SCL2/RG0 — I2C 2 clock |
| פין 89 | U1CTS/RF8 — UART 1 clear-to-send |
| פין 90 | U1RTS/RF3 — UART 1 request-to-send |
| פין 91 | U1RX/RF2 — UART 1 receive |
| פין 92 | U1TX/RF1 — UART 1 transmit |
| פין 93 | U2CTS/RG9 — UART 2 clear-to-send |
| פין 94 | U2RTS/RG8 — UART 2 request-to-send |
| פין 95 | U2RX/RG7 — UART 2 receive |
| פין 96 | U2TX/RG6 — UART 2 transmit |
| פין 97 | SPI1SCK/RG0 — SPI 1 clock (alt mapping) |
| פין 98 | SPI1SDI/RG7 — SPI 1 data in (alt mapping) |
| פין 99 | SPI1SDO/RG8 — SPI 1 data out (alt mapping) |
| פין 100 | SPI1SS/RG6 — SPI 1 slave select (alt mapping) |
יישומים טיפוסיים
DSPIC33EP256MU810-E/PT מתאים עבור 6 יישוםs: 3-Phase BLDC and PMSM Motor Control, Digital Switch-Mode Power Supply (SMPS) Control, USB-Connected Industrial Embedded Devices, Automotive Body and Chassis ECU, Industrial Sensor Hub and Data Acquisition, Photovoltaic Inverter Control.
3-Phase BLDC and PMSM Motor Control
The DSPIC33EP256MU810-E/PT's 70 MIPS DSP engine, 5 PWM generators with up to 8 outputs, and 12-bit ADC at 500 ksps make it ideal for field-oriented control of brushless DC and permanent-magnet synchronous motors. According to the Microchip datasheet, the integrated DSP engine executes Park and Clarke transforms in a single cycle, enabling FOC loop closure at 10-20 kHz. The dual CAN interfaces also let multiple axes share a real-time industrial bus.
מומלץ
Digital Switch-Mode Power Supply (SMPS) Control
The DSPIC33EP256MU810-E/PT drives digital control loops for PFC, LLC, and phase-shifted full-bridge converters. With 70 MIPS of headroom, dedicated PWM generators with 16.67 ns resolution, and 12-bit ADCs sampling at 500 ksps, the DSC closes voltage and current loops with deterministic interrupt latency under 100 ns. The USB peripheral also enables in-field firmware and telemetry updates for grid-tied inverters.
מומלץ
USB-Connected Industrial Embedded Devices
The integrated USB 2.0 full-speed On-The-Go transceiver makes the DSPIC33EP256MU810-E/PT a natural fit for industrial USB peripherals such as data loggers, programmable sensor hubs, and human-interface devices. The 256 KB Flash supports USB stacks (Microchip MLA) with room for application firmware, while the dual CAN interfaces extend connectivity to factory-floor networks without additional chips.
מומלץ
Automotive Body and Chassis ECU
With extended -40 to +125 °C temperature grade, dual CAN 2.0B modules, and LIN/UART capability, the DSPIC33EP256MU810-E/PT handles automotive body control, HVAC actuators, and chassis subsystems. The 256 KB Flash stores OBD-II diagnostics and bootloader firmware; the dedicated PWM generators drive brushed and brushless DC actuators with hardware dead-time control. AEC-Q100 grade is not explicitly listed; consult Microchip for the latest automotive qualification status.
מומלץ
Industrial Sensor Hub and Data Acquisition
The 16-channel 12-bit ADC at 500 ksps, 15 DMA channels, and 27 timers make the DSPIC33EP256MU810-E/PT well-suited to multi-sensor industrial acquisition nodes. According to the Microchip datasheet, the DMA can autonomously stream ADC samples into SRAM, freeing the CPU for statistical analysis. The USB OTG plus Ethernet-capable UARTs (via external PHY) connect the hub to plant SCADA systems.
מומלץ
Photovoltaic Inverter Control
The DSPIC33EP256MU810-E/PT controls grid-tied photovoltaic inverters where the DSC executes MPPT algorithms, anti-islanding detection, and grid synchronization in real time. With 70 MIPS, 256 KB Flash for the MPPT plus grid-code logic, and high-resolution PWM for the IGBT bridge, the part supports single-phase and three-phase topologies. The USB OTG enables local commissioning via laptops without a separate UART-to-USB bridge.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור DSPIC33EP256MU810-E/PT — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | DSPIC33EP256MU810-I/PT | DSPIC33EP256MC506-E/PT | DSPIC33CK512MPT608-E/PT | DSPIC33EP256MU810T-E/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-100 (PT) 12x12 mm | TQFP-100 (PT) - same | TQFP-100 (PT) - same | TQFP-100 (PT) - same | TQFP-100 (PT) - same |
| CPU Core | dsPIC33E DSC @ 70 MIPS | dsPIC33E DSC @ 70 MIPS | dsPIC33E DSC @ 70 MIPS | dsPIC33CK DSC @ 100 MIPS | dsPIC33E DSC @ 70 MIPS |
| Flash Memory | 256 KB | 256 KB | 256 KB | 512 KB | 256 KB |
| SRAM | 28 KB | 28 KB | 16 KB | 48 KB | 28 KB |
| USB | USB 2.0 FS OTG | USB 2.0 FS OTG | No USB | USB 2.0 FS OTG | USB 2.0 FS OTG |
| CAN Modules | 2 | 2 | 2 | 3 | 2 |
| PWM Generators / Outputs | 5 generators / 8 outputs | 5 generators / 8 outputs | 8 generators / 14 outputs | 8 generators / 16 outputs | 5 generators / 8 outputs |
| Temperature Grade | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +125 C (E) | -40 C to +125 C (E) | -40 C to +125 C (E) |
מבדילים עיקריים
- Integrated USB 2.0 OTG plus dual-CAN in a single 100-pin TQFP (לעומתDSPIC33EP256MC506-E/PT)
- Extended -40 to +125 C temperature grade as standard (לעומתDSPIC33EP256MU810-I/PT)
- dsPIC33E firmware-compatible upgrade path to 100 MHz dsPIC33CK (לעומתDSPIC33CK512MPT608-E/PT)
- 5 PWM generators with 16.67 ns resolution for motor and power control (לעומתDSPIC33EP256GP504-I/ML)
הערות תכנון
Estimated: Power dissipation at 70 MIPS and 3.3 V with all peripherals active is approximately 60 mA (198 mW). Decouple each VDD/VSS pair with a 100 nF ceramic plus a 10 uF bulk; the VCAP pin (1) requires a 10 uF low-ESR capacitor to ground within 0.25 inch of the pin to stabilize the internal 1.8 V regulator. AVDD must be tied to VDD through a ferrite bead if ADC noise exceeds 1 LSB.
The 100-pin TQFP (PT) uses a 0.5 mm pitch and 12x12 mm footprint with a thermal pad on the underside that is NOT electrically connected. Solder the thermal pad to a copper pour to reduce junction temperature; at 200 mW total dissipation this is optional but recommended at high ambient. Keep analog traces (AN0-AN28, VREF+, VREF-) short and isolated from PWM switching traces; place the AVSS reference ground star at the ADC reference pin.
The USB D+/D- pair (DPL/DML, pins 42/41) must be routed as a 90-ohm differential pair with matched length within 150 mil and continuous reference plane; place the 15 kohm pull-down on D+ only if using device mode (not OTG). The oscillator pins (OSCI/OSCO, 16/17) require a guard ground ring and short traces within 0.2 inch of the pins; use a crystal matched to the dsPIC33E oscillator load capacitance specification.
Do not skip the VCAP capacitor - without it the internal 1.8 V regulator will oscillate and the part will fail to start. The MCLR pin (20) requires a 10 kohm pull-up to VDD; leaving it unconnected can cause intermittent resets. The PG/PGD programming pins are shared with JTAG and can be remapped; if using JTAG boundary scan, lock the alternate mapping via configuration bits to prevent debugger interference.
Estimated: Theta_JA for the TQFP-100 (PT) package on a 4-layer JEDEC test board is approximately 35 C/W. At full 200 mW dissipation and +125 °C ambient, the junction temperature stays within the 150 °C limit (175 C rise + 125 C = 150 C), but at +85 C industrial applications full-power dissipation is fine. For enclosed enclosures with limited airflow, reduce peripheral clock rates or enable sleep mode between control loops.
מידע על תאימות
RoHS and REACH compliance per Microchip product page. AEC-Q100 qualification not explicitly confirmed for this specific variant in the verified web data - consult Microchip product selector for automotive-grade ordering codes.
