DSPIC33EV256GM104-I/P8 - 5V 70 MIPS DSC 256KB Flash 48-TQFP | Microchip
Артикул: DSPIC33EV256GM104-I/P8 ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $4.42 | $4,42 |
| 10 | $4.05 | $40,50 |
| 100 | $3.62 | $362,00 |
| 500 | $3.21 | $1.605,00 |
| 1.000 | $2.89 | $2.890,00 |
DSPIC33EV256GM104-I/P8 Обзор
A digital signal controller (DSC) combines the deterministic interrupt and peripheral integration of a microcontroller with the MAC engine and DSP throughput of a digital signal processor. In the embedded-processing hierarchy, a DSC sits above general-purpose 16-bit MCUs and below standalone DSPs, occupying a niche for closed-loop control loops that also require real-time signal processing. The dsPIC33EV family targets harsh 5V environments such as appliance, industrial, and automotive subsystems where 3.3V parts cannot be used directly.
Key differentiating specifications include the 4.5V to 5.5V single-supply operation that eliminates external level shifters, ECC-protected Flash for functional-safety designs, dual CAN 2.0B interfaces for vehicle-bus and industrial-network nodes, and SENT (SAE J2716) hardware for modern automotive sensor interfacing. The integrated three op amps can be reconfigured as current-sense gain stages for BLDC and PMSM motor-control loops, reducing BOM and board area.
The architecture pairs a Harvard-bus dsPIC33E CPU with single-cycle MAC, hardware saturating arithmetic, and a peripheral pin-select (PPS) mapper that allows most digital peripherals to be reassigned to multiple remappable pins, simplifying PCB routing. ECC on Flash plus a Flash error-correction interrupt supports ASIL-aware firmware strategies when paired with an external supervisor.
Typical applications include automotive body-control modules, HVAC actuators, BLDC and PMSM motor drives for appliances and e-mobility, digitally controlled switch-mode power supplies, industrial sensor hubs with SENT or CAN connectivity, and any 5V embedded node that needs DSP-class filtering on noisy industrial buses.
When designing in this part, verify ICSP pair usage (PGECx/PGEDx must be used as matched pairs) and place low-ESR 0.1 uF plus bulk ceramic decoupling near each VDD/VSS pair per the Microchip dsPIC33EV family datasheet recommendations. The internal PLL expects a stable primary oscillator before lock.
This page synthesizes verified distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone.
Аналоги без доработки для DSPIC33EV256GM104-I/P8 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с DSPIC33EV256GM104-I/P8 (тот же форм-фактор и посадочное место) — отличается по Core Architecture, Operating Temperature, Package, ADC, RAM.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
DSPIC33EV128GM104-E/PT
✅ Прямая замена✓ В наличии
$4.6 / шт.
Открыть даташит →DSPIC33EP64GS805-I/PT
✅ Прямая замена✓ В наличии
$3.48 / шт.
Открыть даташит →DSPIC33EP512GM604-I/PT
✅ Прямая замена✓ В наличии
$7.4 / шт.
Открыть даташит →DSPIC33EP256GP504-I/ML
✅ Прямая замена✓ В наличии
$5.68 / шт.
Открыть даташит →DSPIC33EV256GM104-I/P8 Максимальные параметры и электрические характеристики
| Core Architecture | dsPIC33E 16-bit DSC (Harvard, single-cycle MAC) |
| Maximum CPU Speed | 70 MIPS (MIPS) |
| Core Clock Frequency | 60 MHz (max) |
| Program Memory (Flash) | 256 KB (with ECC) |
| Data RAM | 4 KB |
| Operating Voltage | 4.5 V to 5.5 V |
| Рабочая температура | -40 C to +85 C (Industrial -I grade) |
| Корпус | 48-pin TQFP (P8), 7x7 mm |
| Тип монтажа | Surface Mount |
| CAN Modules | 2 x CAN 2.0B |
| Motor-Control PWM Channels | 6 (with complementary outputs and dead-time) |
| On-chip Op Amps | 3 |
| Analog-to-Digital Converter | 12-bit, 1.1 Msps (per family datasheet) |
| SENT Peripheral | Yes (SAE J2716 hardware) |
| CTMU | Yes (Charge Time Measurement Unit) |
| Уровень MSL | 3 (168 hours) |
| Статус RoHS | Compliant |
Конфигурация выводов DSPIC33EV256GM104-I/P8
| Контакт 1 | SDA/RP58 — I2C data / remappable I/O |
| Контакт 2 | SCL/RP59 — I2C clock / remappable I/O |
| Контакт 3 | OSC1/CLKI — Crystal oscillator input or external clock |
| Контакт 4 | OSC2/CLKO — Crystal oscillator output |
| Контакт 5 | VDD — Digital supply voltage |
| Контакт 6 | VSS — Digital ground |
| Контакт 7 | PGEC1 — ICSP programming clock 1 |
| Контакт 8 | PGED1 — ICSP programming data 1 |
| Контакт 9 | PGEC2 — ICSP programming clock 2 |
| Контакт 10 | PGED2 — ICSP programming data 2 |
| Контакт 11 | RP60 — Remappable I/O / PWM |
| Контакт 12 | RP61 — Remappable I/O / PWM |
| Контакт 13 | PWM1H — PWM1 high-side output |
| Контакт 14 | PWM1L — PWM1 low-side output |
| Контакт 15 | PWM2H — PWM2 high-side output |
| Контакт 16 | PWM2L — PWM2 low-side output |
| Контакт 17 | PWM3H — PWM3 high-side output |
| Контакт 18 | PWM3L — PWM3 low-side output |
| Контакт 19 | AVDD — Analog supply voltage |
| Контакт 20 | AVSS — Analog ground |
| Контакт 21 | AN0 — Analog input 0 / op-amp output |
| Контакт 22 | AN1 — Analog input 1 / op-amp input |
| Контакт 23 | AN2 — Analog input 2 / op-amp input |
| Контакт 24 | AN3 — Analog input 3 |
| Контакт 25 | AN4 — Analog input 4 |
| Контакт 26 | AN5 — Analog input 5 |
| Контакт 27 | AN6 — Analog input 6 |
| Контакт 28 | AN7 — Analog input 7 |
| Контакт 29 | VREF+ — ADC voltage reference positive |
| Контакт 30 | VREF- — ADC voltage reference negative |
| Контакт 31 | C1IN+ — Comparator 1 positive input |
| Контакт 32 | C1IN- — Comparator 1 negative input |
| Контакт 33 | C2IN+ — Comparator 2 positive input |
| Контакт 34 | C2IN- — Comparator 2 negative input |
| Контакт 35 | CAN1TX — CAN 1 transmit |
| Контакт 36 | CAN1RX — CAN 1 receive |
| Контакт 37 | CAN2TX — CAN 2 transmit |
| Контакт 38 | CAN2RX — CAN 2 receive |
| Контакт 39 | RP62 — Remappable I/O |
| Контакт 40 | RP63 — Remappable I/O |
| Контакт 41 | RP64 — Remappable I/O |
| Контакт 42 | RP65 — Remappable I/O |
| Контакт 43 | RP66 — Remappable I/O |
| Контакт 44 | RP67 — Remappable I/O |
| Контакт 45 | RP68 — Remappable I/O |
| Контакт 46 | RP69 — Remappable I/O |
| Контакт 47 | MCLR — Master clear reset |
| Контакт 48 | VDD — Digital supply voltage |
Типичное применение
DSPIC33EV256GM104-I/P8 подходит для 6 применениеs: Automotive Body Control Modules, BLDC / PMSM Motor Drives for Appliances, Digitally Controlled Switch-Mode Power Supplies, Industrial Sensor Hubs with SENT or CAN, HVAC Actuators and Pumps, Appliance Touch and Sensor Control Units.
Automotive Body Control Modules
The DSPIC33EV256GM104-I/P8 fits automotive BCM applications because it operates directly from a 5V automotive rail at 4.5V to 5.5V without level shifting, integrates two CAN 2.0B modules for body-network connectivity, and includes a SENT peripheral for modern smart sensors. The 256 KB ECC Flash supports ASIL-aware firmware, while 70 MIPS handles LIN-to-CAN gateway logic plus body functions (lighting, wipers, locks). Place 0.1 uF ceramic decoupling near each VDD/VSS pair; unlike simpler MCUs this part does not need external CAN transceivers when paired with a 5V CAN PHY.
Рекомендуется
BLDC / PMSM Motor Drives for Appliances
The DSPIC33EV256GM104-I/P8 drives 3-phase BLDC and PMSM motors via six motor-control PWM channels with programmable dead-time insertion and complementary outputs, while three on-chip op amps implement current-sense gain stages that normally require external amplifiers. The 70 MIPS dsPIC33E core executes field-oriented control at 20-40 kHz PWM rates with cycle times under 10 us, and 5V operation matches appliance inverter rails directly. Use 1.0 uF X7R ceramics on AVDD and AVSS, plus a 10 uF bulk on VDD.
Рекомендуется
Digitally Controlled Switch-Mode Power Supplies
The DSPIC33EV256GM104-I/P8 implements digital control loops for PFC, LLC, and phase-shift full-bridge converters by combining the single-cycle MAC engine with the 12-bit ADC running at up to 1.1 Msps and 6 PWM channels for synchronous rectification. The 5V rail and 70 MIPS throughput handle 100-500 kHz control loops with sub-microsecond interrupt latency. ECC Flash lets firmware persist calibration and trim data safely, while CTMU provides precise timing for adaptive dead-time control.
Рекомендуется
Industrial Sensor Hubs with SENT or CAN
The DSPIC33EV256GM104-I/P8 acts as an industrial sensor hub by bridging SENT (SAE J2716) sensors onto CAN 2.0B industrial networks, useful in factory automation where mixed-protocol sensor clusters must be aggregated. The dual CAN modules allow a redundant CAN topology or CAN-to-CAN routing, while 256 KB Flash holds protocol stacks plus application logic. The 5V tolerance eliminates the need for level shifters on 24V-bus-derived 5V rails common in industrial cabinets.
Рекомендуется
HVAC Actuators and Pumps
The DSPIC33EV256GM104-I/P8 controls HVAC damper actuators, water-circulation pumps, and variable-speed fans via its six-channel motor-control PWM and three op amps, all on a single 5V rail. Field-oriented control runs at low PWM rates (<10 kHz) suitable for low-inductance HVAC motors, while ECC Flash protects actuator trim parameters. Industrial-grade -40 C to +85 C operation handles unconditioned plant-floor environments without additional thermal management.
Рекомендуется
Appliance Touch and Sensor Control Units
The DSPIC33EV256GM104-I/P8 supports capacitive-touch user interfaces via its CTMU peripheral, which measures charge time with sub-ns resolution for reliable touch-button and slider decoding even through thick glass or plastic overlays. The 256 KB Flash holds touch reference libraries plus appliance control logic, while 5V operation matches white-goods inverter boards directly. The SENT peripheral aggregates newer SENT-output sensors (pressure, flow, position) without an external ASIC.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для DSPIC33EV256GM104-I/P8 — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | DSPIC33EV128GM104-E/PT | DSPIC33EP64GS805-I/PT | DSPIC33EP512GM604-I/PT | DSPIC33EP256GP504-I/ML |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-pin TQFP (P8), 7x7 mm | 44-pin TQFP (PT), 10x10 mm | 44-pin TQFP (PT), 10x10 mm | 64-pin TQFP (PT), 10x10 mm | 44-pin QFN (ML) |
| Core / Architecture | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) | dsPIC33E (16-bit DSC) |
| Operating Voltage | 4.5 V to 5.5 V (5V) | 4.5 V to 5.5 V (5V) | 3.0 V to 3.6 V (3.3V) | 3.0 V to 3.6 V (3.3V) | 3.0 V to 3.6 V (3.3V) |
| Flash Memory | 256 KB (ECC) | 128 KB (ECC) | 64 KB | 512 KB | 256 KB |
| RAM | 4 KB | 4 KB | 8 KB | 48 KB | 16 KB |
| Maximum MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| CAN Modules | 2 x CAN 2.0B | 2 x CAN 2.0B | 1 x CAN 2.0B | 2 x CAN 2.0B | 1 x CAN 2.0B |
| SENT Peripheral | Yes (SAE J2716) | Yes (SAE J2716) | No (SMPS-optimized family) | No | No |
| On-chip Op Amps | 3 | 3 | 0 | 0 | 0 |
Ключевые отличия
- Integrated SENT peripheral for smart sensors (против DSPIC33EP64GS805-I/PT)
- Three on-chip op amps reduce BOM cost (против DSPIC33EP512GM604-I/PT)
- 5V operation eliminates level shifters (против DSPIC33EP256GP504-I/ML)
Заметки по проектированию
Place 0.1 uF X7R ceramic decoupling as close as possible to each VDD/VSS pin pair (typically one cap per pair) plus one 10 uF bulk capacitor on each main VDD rail. The AVDD/AVSS analog supply pins also require their own 0.1 uF plus 10 uF bulk; place these within 5 mm of the pins to keep ADC reference noise below 1 LSB. The core's internal PLL draws brief inrush current up to 40 mA during lock - ensure the bulk capacitor is rated for low ESR (<100 mOhm) at 1 MHz.
The DSPIC33EV256GM104-I/P8 uses the Peripheral Pin Select (PPS) feature, which lets most digital peripherals be remapped to multiple pins at runtime. Route the PGECx/PGEDx ICSP pairs as matched pairs - do NOT swap PGEC1 with PGED2, for example, because the on-chip programming engine requires matched pairs. Keep crystal traces shorter than 10 mm with a ground guard ring, and route CANH/CANL as a 120-ohm differential pair.
Estimated: At full 70 MIPS with all peripherals active, the TQFP-48 typically dissipates around 0.4 W to 0.6 W (from family datasheet typical figures). The TQFP-48 package has a theta_JA of roughly 60 C/W on a 4-layer JEDEC test board, giving a junction-to-ambient temperature rise of about 24 C to 36 C above ambient. Industrial -40 C to +85 C operation is comfortable; for the -E (Automotive, +125 C) variant at extreme ambient, verify that any required derating still keeps the junction below 150 C.
Three pitfalls are common when bringing up this part for the first time. First, the 5V supply rail must be between 4.5 V and 5.5 V - voltages below 4.5 V will cause Flash programming failures, not just data corruption. Second, the configuration bits must be set for the correct oscillator mode (HS, XT, or EC) BEFORE the first programming cycle; an incorrect mode can appear as a 'bricked' device. Third, the PPS unlock sequence (OSCCON/IOLOCK) must be executed before any peripheral remap - failing to do so causes silent I/O mis-routing.
Route analog inputs (AN0-AN7) away from PWM switching traces, keeping at least 5 mm of clearance; the on-chip op amps share the analog domain and will couple switching noise into the current-sense signals if routed in parallel. Place the CAN transceiver as close to the DSPIC33EV256GM104-I/P8 CAN pins as possible (under 25 mm) and add a split-ferrite on the VDD to the transceiver if the bus runs off-board. Keep the ICSP programming header accessible for field firmware updates.
Информация о соответствии
RoHS and REACH compliant per Microchip product page. The -I/P8 suffix denotes Industrial grade (-40 C to +85 C) and is NOT AEC-Q100 qualified; choose the -E/P8 suffix for AEC-Q100 Grade 1 automotive.
