DSPIC33EP128MU204-I/MV - 70 MIPS 16-bit DSC, 128KB Flash | Microchip
Артикул: DSPIC33EP128MU204-I/MV ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $5.1 | $5,10 |
| 10 | $4.6 | $46,00 |
| 100 | $4.05 | $405,00 |
| 500 | $3.65 | $1.825,00 |
| 1.000 | $3.3 | $3.300,00 |
DSPIC33EP128MU204-I/MV Обзор
A digital signal controller combines the computational architecture of a digital signal processor (DSP) with the peripheral set and ease of use of a microcontroller unit (MCU). DSCs occupy the middle of the embedded processing hierarchy between general-purpose MCUs and dedicated DSPs, offering single-cycle MAC and DSP instructions alongside familiar control peripherals. The dsPIC33E family from Microchip is a widely adopted DSC platform for real-time embedded control.
Key features of this device include the 70 MIPS modified Harvard architecture core with DSP engine, 128 KB (44 KB equivalent of instruction words) of self-programming Flash with ECC, 16 KB of SRAM, an on-chip USB 2.0 full-speed device/peripheral module, multiple UART, SPI and I2C ports, and a 12-bit, high-speed analog-to-digital converter capable of sampling rates in the hundreds of ksps range for multi-channel signal acquisition.
The dsPIC33EP MU-series architecture pairs the enhanced DSP instruction set (40-bit accumulators, dual operand fetch, modulo and bit-reversed addressing) with up to two peripherals clusters supporting lockable configuration, enabling deterministic real-time response. The USB module offloads communication tasks from the main control loop, which is why the MU (USB-capable) subfamily is frequently chosen over the GP and MC subfamilies when a system needs both precision control and USB connectivity in a single chip.
Typical applications include USB-connected industrial sensors and instruments, digital power supplies and battery chargers with USB configuration interfaces, motor control systems with communications, and portable data-acquisition products. The 44-pin QFN (MV) package suits compact, thermally efficient surface-mount layouts.
Design consideration: the device operates from a nominal 3.3V supply; budget USB VBUS handling, decoupling, and programming (ICSP via ICSPCLK/ICSPDAT) access early in layout.
This page synthesizes distributor sourcing data, same-package drop-in alternatives, and design guidance in one place, information not consolidated in the standard datasheet.
Аналоги без доработки для DSPIC33EP128MU204-I/MV — 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 DSPIC33EP128MU204-I/MV (тот же форм-фактор и посадочное место) — отличается по Package.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
DSPIC33EP128MU204-E/MV
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
DSPIC33EP256MU204-I/MV
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
DSPIC33EP128MC204T-I/MV
✅ Прямая замена✓ В наличии
$3.65 / шт.
Открыть даташит →DSPIC33EP64MU204-I/MV
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
DSPIC33EP128MU204-I/MV Максимальные параметры и электрические характеристики
| Core | dsPIC33E 16-bit DSC core |
| Maximum CPU Speed | 70 MIPS |
| Program Memory Size | 128 KB Flash |
| RAM Size | 16 KB |
| ADC Resolution | 12-bit |
| USB | USB 2.0 full-speed device |
| Рабочая температура | -40C to +85C (I grade) |
| Корпус | 44-pin QFN (MV) |
| Тип монтажа | Surface Mount |
| Communication Interfaces | UART, SPI, I2C |
| Programming Interface | ICSP (2-wire) |
| Temperature Grade Suffix | I = Industrial |
| Packaging Suffix | MV = 44-pin QFN, tray |
Руководство по цоколевке DSPIC33EP128MU204-I/MV в корпусе 44-pin qfn (mv)
Цоколевка для DSPIC33EP128MU204-I/MV (корпус 44-pin qfn (mv)). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.
Нет подробных данных о распиновке для DSPIC33EP128MU204-I/MV.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
DSPIC33EP128MU204-I/MV подходит для 6 применениеs: USB-Connected Industrial Instruments, Digital Power Supplies and Chargers, Brushed and BLDC Motor Control, Portable Data Acquisition and Logging, Audio Signal Processing and USB Audio-class Peripherals, Building Automation and IoT Sensor Nodes (wired).
USB-Connected Industrial Instruments
The DSPIC33EP128MU204-I/MV fits bench and panel instruments that must both acquire analog signals and report over USB. Its 70 MIPS dsPIC33E core executes DSP filtering (FIR/IIR) on 12-bit ADC streams in real time, while the integrated USB 2.0 full-speed module streams data or exposes a CDC/Virtual-COM interface without an external USB bridge chip. A typical design uses the ADC in multi-channel scan mode at tens to hundreds of ksps, processes results in the DSP engine with 40-bit accumulators for low quantization error, and services USB endpoints via interrupts. Eliminating a separate USB-UART converter saves board area and BOM cost, and the 44-pin QFN keeps the analog and digital sections compact. Industrial -40C to +85C rating matches factory-floor environments.
Рекомендуется
Digital Power Supplies and Chargers
Digital control of switching converters requires deterministic loop execution: the 70 MIPS core of this DSC runs voltage- and current-mode compensation loops at switching frequencies of several hundred kHz while the 12-bit ADC samples feedback channels with precise trigger timing from PWM modules. The MU204's DSP instructions (single-cycle MAC, dual fetch) keep loop computations short and jitter-free, and its USB module provides a production configuration and telemetry interface for firmware parameter tuning, field updates, and logging - features customers increasingly expect from smart chargers and telecom rectifiers. Placing USB connectivity on the control MCU avoids a second processor. The 44-pin QFN (MV) package offers good thermal performance for power-supply environments within the -40C to +85C industrial range.
Рекомендуется
Brushed and BLDC Motor Control
Motor control is the flagship use case of the dsPIC33E family, and this 44-pin variant suits compact drives for fans, pumps, tools, and light industrial servos. The device generates complementary or independent PWM through its motor-control PWM peripherals, samples phase currents via the 12-bit ADC synchronized to PWM boundaries to avoid switching noise, and runs field-oriented control (FOC) or sensorless algorithms using the DSP engine at 70 MIPS. Fault handling (comparator-based fast shutdown) protects the power stage without CPU latency. In connected products, the integrated USB module enables host-side tuning and firmware updates, distinguishing the MU204 from the non-USB MC204. The industrial temperature grade and QFN thermal characteristics support drive electronics mounted near warm power stages.
Рекомендуется
Portable Data Acquisition and Logging
Handheld and battery-powered loggers benefit from the combination of 128 KB Flash for complex application code, 16 KB RAM for buffering, and a low-power management architecture with multiple sleep and idle modes offered by the dsPIC33EP generation. The 12-bit ADC captures sensor channels (temperature, pressure, strain via external conditioning) at scheduled intervals, data is buffered in SRAM, and the USB 2.0 module performs a wired offload to a PC when the device is docked - a natural architecture that avoids wireless cost and complexity. The DSP engine supports on-the-fly decimation and calibration math. The 44-pin QFN (MV) minimizes footprint for compact enclosures, and the 'I' temperature grade covers outdoor and vehicular use from -40C to +85C.
Рекомендуется
Audio Signal Processing and USB Audio-class Peripherals
At 70 MIPS, the DSP engine of this DSC executes audio-rate filtering, mixing, and effects processing for compact or cost-sensitive audio products: microphone arrays, intercoms, small mixers, and instrumentation audio front ends. The 12-bit ADC handles line-level capture, while SPI or I2C connects external codecs for higher-fidelity paths. The USB 2.0 full-speed module can enumerate as a USB Audio-class device, streaming audio to a host without custom drivers, and the 128 KB Flash accommodates USB stacks, DSP libraries, and product firmware together. Latency-critical routines benefit from deterministic single-cycle MAC execution versus software emulation on general MCUs. The QFN-44 surface-mount package suits thin enclosures, and industrial temperature rating supports installed commercial-audio environments.
Рекомендуется
Building Automation and IoT Sensor Nodes (wired)
In building automation, the MU204 acts as a smart node: the 12-bit ADC reads analog sensors, UART/I2C/SPI communicate with displays and sub-sensors, and the USB module provides commissioning and diagnostic access from a laptop on site. Its 128 KB Flash holds protocol stacks (Modbus over UART, DALI-style custom buses, or USB CDC) with headroom for over-the-wire field upgrades. The 70 MIPS headroom allows local analytics - thresholding, trend computation, basic DSP on vibration or current signatures - so the node sends decisions instead of raw data. Because the -40C to +85C industrial grade covers rooftop, plant-room, and outdoor enclosures, one SKU covers the deployment range. The QFN-44 footprint keeps node PCBs small for junction-box and luminaire integration.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для DSPIC33EP128MU204-I/MV — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | DSPIC33EP128MU204-E/MV | DSPIC33EP256MU204-I/MV | DSPIC33EP128MC204T-I/MV | DSPIC33EP64MU204-I/MV |
|---|---|---|---|---|---|
| Package | 44-pin QFN (MV) | 44-pin QFN (MV) - same | 44-pin QFN (MV) - same | 44-pin QFN (MV) - same | 44-pin QFN (MV) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 128 KB | 128 KB | 256 KB | 128 KB | 64 KB |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| USB Module | Yes (USB 2.0 full-speed) | Yes (USB 2.0 full-speed) | Yes (USB 2.0 full-speed) | No (MC subfamily) | Yes (USB 2.0 full-speed) |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
Ключевые отличия
- Integrated USB 2.0 full-speed module (против DSPIC33EP128MC204T-I/MV)
- Extended temperature variant available in identical footprint (против DSPIC33EP128MU204-E/MV)
- Flash upgrade path without PCB change (против DSPIC33EP256MU204-I/MV)
Заметки по проектированию
The dsPIC33EP MU204 operates from a nominal 3.3V supply. Estimated: budget roughly 60-90 mA of active current at 70 MIPS (input value: typical dsPIC33EP family active-current figures per MIPS) plus USB transceiver current when VBUS-powered; size the 3.3V regulator for at least 150 mA of headroom plus external loads. Decouple each VDD/VSS pair with 0.1 uF ceramic capacitors placed within 2 mm of the pins, and add 4.7-10 uF bulk capacitance near the device. When self-powered, never apply VBUS directly to VDD - use the dedicated VBUS pin and observe the USB absolute maximum ratings in the manufacturer datasheet.
The 44-pin QFN (MV) uses an exposed die-attach pad under the package: connect it to a grounded copper pour with an array of thermal vias to improve both heat spreading and signal-integrity reference. Keep the USB D+/D- pair routed as a matched-length 90-ohm differential pair away from PWM and switching-node traces. Provide ICSP header access (ICSPCLK, ICSPDAT, MCLR, VDD, VSS) on every production board for in-circuit programming - retrofitting it is impossible after layout. Use MCLR with a 10 kohm pull-up and place the programming header near the board edge for fixture access.
Two recurring issues with the MU204: (1) assuming every 44-pin variant is identical - the MC204 subfamily omits the USB module, so BOM substitution from MC to MU footprints is safe, but MU to MC silently removes USB capability; verify the subfamily letter. (2) Peripheral Pin Select (PPS) remapping is powerful but a misconfigured PPS assignment can drive contention on shared pins - always run the manufacturer's PPS configuration check in MPLAB code configurator before tape-out. Finally, confirm the ADC reference configuration: using VDD as reference makes accuracy ratiometric but noisy - use a precision reference for measurement-critical channels.
Информация о соответствии
Compliance statuses were not present in the retrieved web data; verify against Microchip's official environmental page for this MPN before export or automotive use.
