DSPIC33CK256MP608-I/PT - 100MHz DSC, 256KB Flash, CAN FD | Microchip
Артикул: DSPIC33CK256MP608-I/PT ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $1.97 | $1,97 |
| 10 | $1.87 | $18,70 |
| 100 | $1.77 | $177,00 |
| 500 | $1.68 | $840,00 |
| 1.000 | $1.57 | $1.570,00 |
DSPIC33CK256MP608-I/PT Обзор
A digital signal controller combines the compute architecture of a digital signal processor (DSP) with the peripheral integration and deterministic control flow of a microcontroller (MCU). DSCs sit within the broader power management and embedded control hierarchy, bridging general-purpose MCUs and full DSPs for real-time closed-loop applications such as motor control and digital power conversion.
Key features of the dsPIC33CK256MP608 include the dsPIC33C 100 MHz core with DSP-enhanced instruction execution, dual-panel flash that allows program execution from one panel while erasing or writing the other, and an integrated Controller Area Network Flexible Data-rate (CAN FD) module. Analog integration includes on-chip operational amplifiers and 12-bit ADCs, while the high-resolution PWM peripherals target switch-mode power conversion and precise motor phase driving.
Technically, the dsPIC33CK core executes most instructions in a single cycle at 100 MHz, and the dual-panel flash architecture removes flash erase stalls from real-time control loops - a key advantage over single-panel MCUs in current-loop applications running at tens to hundreds of kHz. The peripheral ecosystem (PWM, ADC, op-amps, comparators) can be interconnected for autonomous operation with reduced CPU intervention.
Typical applications include precision PMSM and BLDC motor control, digital power supplies and totem-pole PFC stages, solar micro-inverters, and battery chargers - all systems where CAN FD connectivity, fast 12-bit ADC sampling, and deterministic PWM control are decisive.
Design consideration: the I-suffix part is rated to +85C ambient; for extended-temperature systems to +125C, select the E-suffix variant. Verify startup configuration (FICD/oscillator fuses) when migrating within the family.
This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.
Аналоги без доработки для DSPIC33CK256MP608-I/PT — 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 DSPIC33CK256MP608-I/PT (тот же форм-фактор и посадочное место) — отличается по Package, Core, Operating Temperature, Supply Voltage, ADC Resolution.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
DSPIC33CK512MP608-I/PT
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$3.12 / шт.
Открыть даташит →DSPIC33CK128MP608-I/PT
✅ Прямая замена ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
DSPIC33CK256MP608-E/PT
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$4.25 / шт.
Открыть даташит →DSPIC33CK256MP608-I/PT Максимальные параметры и электрические характеристики
| Core | dsPIC33CK 16-bit DSC core |
| Core Speed | 100 MHz |
| Flash Memory | 256 KB (dual panel) |
| RAM | 64 KB |
| Разрядность шины данных | 16 bit |
| Напряжение питания | 3.6 V (max operating) |
| CAN Interface | CAN FD |
| Analog Peripherals | Integrated op-amps, 12-bit ADCs |
| PWM Peripherals | High-resolution PWM |
| Корпус | 80-TQFP (12x12 mm) |
| Тип монтажа | Surface Mount |
| Рабочая температура | -40C to +85C (I grade) |
| Product Family | dsPIC33C digital signal controllers |
| Debug Support | 8 hardware breakpoints (per tool vendor) |
| Programming | ICSP (In-Circuit Serial Programming) |
Руководство по цоколевке DSPIC33CK256MP608-I/PT в корпусе 80-tqfp (12x12 mm)
Цоколевка для DSPIC33CK256MP608-I/PT (корпус 80-tqfp (12x12 mm)). 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 DSPIC33CK256MP608-I/PT.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
DSPIC33CK256MP608-I/PT подходит для 6 применениеs: Precision PMSM/BLDC Motor Control, Digital Power Supplies and Totem-Pole PFC, Solar Micro-Inverters, Battery Chargers and BMS Nodes, Industrial Automation and Sensing Nodes, Automotive-Adjacent Control Modules.
Precision PMSM/BLDC Motor Control
The dsPIC33CK256MP608 is purpose-built for field-oriented control (FOC) of PMSM and BLDC motors. Its 100 MHz single-cycle DSP core executes current-loop math with deterministic latency, while the dual-panel 256 KB flash eliminates erase/write stalls inside 20-100 kHz control loops. High-resolution PWM outputs drive three-phase inverters with fine duty resolution, and on-chip 12-bit ADCs sample phase currents synchronized to PWM triggers, minimizing measurement jitter. Integrated op-amps can amplify shunt currents on-chip, removing external amplifier stages. The CAN FD module links the drive into industrial or automotive networks for command and diagnostics. Performance consideration: budget CPU cycles for the fast inner current loop; peripheral interconnection can offload ADC-to-PWM housekeeping from software.
Рекомендуется
Digital Power Supplies and Totem-Pole PFC
In digitally controlled power supplies, LLC converters, and totem-pole PFC stages, the dsPIC33CK256MP608 provides the high-resolution PWM edges and fast 12-bit ADC sampling needed for peak-current-mode and voltage-mode control at switching frequencies of 100 kHz and above. The 100 MHz core sustains control-law computation with headroom, while dual-panel flash permits field firmware updates (such as compensation retuning) without interrupting the running converter. On-chip comparators and op-amps support autonomous cycle-by-cycle current limiting independent of software latency. Design consideration: configure the ADC to sample synchronized to PWM off-times to avoid switching-noise corruption; the peripheral trigger system makes this deterministic without CPU intervention, which improves THD in PFC front ends.
Рекомендуется
Solar Micro-Inverters
Solar micro-inverters demand simultaneous MPPT computation, grid-synchronized current injection, and safety monitoring - a workload the dsPIC33CK256MP608 handles with its 100 MHz DSP core and rich analog front end. The 12-bit ADCs sample PV voltage/current and grid waveforms; high-resolution PWM synthesizes the sinusoidal output through the power stage. The 256 KB dual-panel flash accommodates MPPT algorithms, grid-compliance code, and communication stacks, and supports firmware field updates without dropping energy harvest. Consideration: grid codes require rapid anti-islanding response; the deterministic single-cycle core and hardware comparators help meet mandated trip times without relying solely on software polling loops.
Рекомендуется
Battery Chargers and BMS Nodes
Battery charging topologies (CC/CV Li-ion, multi-chemistry) benefit from the dsPIC33CK256MP608's combination of accurate 12-bit ADC channels for voltage/current/temperature telemetry and high-resolution PWM for switch-mode charger control. The CAN FD module is decisive in pack-level and vehicle battery systems, where pack telemetry, cell balancing commands, and fault signaling traverse the same bus at data rates beyond classical CAN. Dual-panel flash enables charge-profile updates in the field. Design consideration: sample battery current during PWM off-phases to avoid switching transients; the ADC-PWM trigger interconnect performs this automatically, improving coulomb-counting accuracy across wide load ranges.
Рекомендуется
Industrial Automation and Sensing Nodes
Within Industry 4.0 networks, the dsPIC33CK256MP608 serves as an intelligent node combining local real-time actuation (via high-resolution PWM and on-chip op-amps driving actuators or valves) with CAN FD connectivity back to PLCs and SCADA systems. The 100 MHz DSP core can perform local signal processing - vibration spectral analysis, sensor fusion, or digital filtering - before transmission, reducing bus traffic. The 64 KB RAM supports buffering of multiple sensor streams. Consideration: the peripheral pin select (PPS) system allows routing UART/SPI/I2C functions to flexible pins, simplifying multi-variant industrial boards built on one PCB footprint.
Рекомендуется
Automotive-Adjacent Control Modules
For auxiliary automotive systems - pumps, fans, valves, lighting controllers - the dsPIC33CK256MP608 provides deterministic motor or power control with a CAN FD interface compatible with in-vehicle networks. Its -40C to +85C industrial grade suits under-cabin environments; for under-hood exposure choose the pin-compatible E-grade variant rated to +125C. Integrated op-amps reduce BOM for current sensing in DC motor drives. Design consideration: use the E-suffix part (DSPIC33CK256MP608-E/PT) where ambient exceeds 85C, and apply proper AEC-grade qualification practices for components around the DSC since this standard part is not itself AEC-Q100 qualified.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для DSPIC33CK256MP608-I/PT — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | DSPIC33CK512MP608-I/PT | DSPIC33CK128MP608-I/PT | DSPIC33CK256MP608-E/PT |
|---|---|---|---|---|
| Package | 80-TQFP (12x12 mm) | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 256 KB (dual panel) | 512 KB (dual panel) | 128 KB (dual panel) | 256 KB (dual panel) |
| RAM | 64 KB | 64 KB | 64 KB | 64 KB |
| Core Speed | 100 MHz | 100 MHz | 100 MHz | 100 MHz |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +125C |
| CAN FD | Yes | Yes | Yes | Yes |
Ключевые отличия
- Best flash-per-dollar for code bases under 256 KB (против DSPIC33CK512MP608-I/PT)
- Extended temperature capability in the same footprint (против DSPIC33CK256MP608-E/PT)
- More code headroom than the entry variant (против DSPIC33CK128MP608-I/PT)
Заметки по проектированию
The dsPIC33CK256MP608 operates from a nominal 3.3 V rail (3.6 V maximum). Decouple each VDD pin pair with 0.1 uF ceramics placed within 2 mm of the pins, plus one bulk 10 uF per power domain. Use a clean analog supply (ferrite or LDO isolation from the digital rail) for AVDD to preserve 12-bit ADC accuracy; noisy AVDD directly degrades effective number of bits in current-loop sampling.
The 80-TQFP (12x12 mm, 0.5 mm pitch) requires careful fan-out of high-current PWM traces to the inverter gate drivers. Keep PWM gate-drive traces short and away from analog sense lines to prevent capacitive coupling of switching edges into ADC inputs. Use a solid ground plane with return paths under the DSC; avoid splitting ground under the analog section. Provide programming/debug access to PGC/PGD (ICSP) on a header even in production boards.
Migrating within the dsPIC33CK family requires updating the device selection and linker scripts in MPLAB X - peripherals share the same register map, but flash sizes differ (128/256/512 KB). Note that the I-suffix is rated only to +85C; under-hood designs need the E-suffix. Also, once ICSP writes are inhibited by configuration, the device cannot be reprogrammed - test this workflow only on development units.
Информация о соответствии
Compliance data not present in provided web data; verify RoHS/REACH status on the official Microchip product page before procurement. Not an automotive AEC-Q100 part per family positioning.
