DSPIC33CK256MP605-I/PT - 100MHz DSC, 256KB Flash, 48-TQFP | Microchip
部品番号: DSPIC33CK256MP605-I/PT ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $3.35 | $3.35 |
| 10 | $3.02 | $30.20 |
| 100 | $2.68 | $268.00 |
| 500 | $2.41 | $1,205.00 |
| 1,000 | $2.15 | $2,150.00 |
DSPIC33CK256MP605-I/PT 概要
A digital signal controller combines the compute characteristics of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the power management hierarchy of embedded systems, a DSC sits between a general-purpose MCU and a dedicated DSP, providing deterministic single-cycle DSP multiply-accumulate operations alongside real-time control peripherals such as high-resolution PWM, making the dsPIC33CK family a staple of power management and motor control IC ecosystems.
Key features include a 100 MHz/100 MIPS 16-bit dsPIC core with DSP engine, 256KB (256K x 8) dual-panel Flash enabling live firmware updates, 64KB (64K x 8) SRAM, and a rich analog front end: a 19-channel 12-bit SAR ADC plus six 12-bit DAC outputs and integrated operational amplifiers. Communication coverage spans CAN FD, multiple UART/SPI/I2C ports, and 39 general-purpose I/O pins.
Architecturally, the dsPIC33CK core uses an enhanced Harvard structure with zero-overhead looping, hardware division, and DO/REDO loop constructs. The dual-panel Flash supports flash self-programming from one panel while executing from the other. High-resolution PWM peripherals with dedicated time bases target digital power conversion topologies, while up to 8 DMA channels offload data movement for ADC and communication traffic.
Typical applications include precision brushless DC and PMSM motor control, digital power supplies and LLC/PFC converters, automotive and industrial CAN FD nodes, and advanced sensing systems. The 100 MIPS core plus 19-channel ADC suits multi-phase current sensing in servo drives.
Design consideration: the device operates from 3.0V to 3.6V, so level-shift CAN FD transceivers or 5V-tolerant buffering may be needed when interfacing with 5V industrial logic.
This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.
ドロップイン代替品: DSPIC33CK256MP605-I/PT — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: DSPIC33CK256MP605-I/PT （同一形状・フットプリント） — 相違点: Package, RAM Size.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33CK256MP605-E/PT
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33CK256MP605-H/PT
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33CK512MP605-I/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$1 / 個
データシートを見る →DSPIC33CK128MP605-I/PT
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSPIC33CK256MP605-I/PT 最大定格＆電気的特性
| Core | 16-bit dsPIC33CK DSC |
| Maximum Speed | 100 MHz (100 MIPS) |
| Program Memory | 256KB (256K x 8) Flash, dual panel |
| RAM Size | 64KB (64K x 8) |
| Operating Voltage | 3 V to 3.6 V |
| ADC | 19-channel 12-bit SAR |
| DAC | 6-channel 12-bit |
| CAN | CAN FD |
| GPIO | 39 I/O |
| DMA Channels | 8 |
| パッケージ | 48-TQFP (7x7 mm) |
| 実装タイプ | Surface Mount |
| Temperature Grade | I (-40C to +85C) |
| Peripheral Features | OpAmps, 12-bit ADCs, high-resolution PWM |
| Programming | ICSP via PGECx/PGEDx pairs |
| RoHS ステータス | Compliant |
| カテゴリ | Digital Signal Processors & Controllers - DSP, DSC |
DSPIC33CK256MP605-I/PT 48-tqfp (7x7 mm) ピン配置ガイド
DSPIC33CK256MP605-I/PT (48-tqfp (7x7 mm) パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: DSPIC33CK256MP605-I/PT.
詳細は データシート をご参照ください。
主な用途
DSPIC33CK256MP605-I/PT の用途: 6 件s: Precision Motor Control (FOC for PMSM/BLDC), Digital Power Conversion (LLC, PFC, Totem-Pole), Automotive and Industrial CAN FD Nodes, Advanced Sensing and Condition Monitoring, Industrial Automation and Robotics I/O, LED Lighting and Electronic Ballasts.
Precision Motor Control (FOC for PMSM/BLDC)
The DSPIC33CK256MP605-I/PT fits high-performance servo and industrial drive designs because its 100 MHz/100 MIPS DSP core executes field-oriented control loops at 10-20 kHz with heavy headroom, while the 19-channel 12-bit SAR ADC samples multiple phase-current and bus-voltage channels simultaneously for accurate FOC feedback. On-chip op-amps can condition shunt-current signals internally, removing external amplifier stages. The high-resolution PWM peripheral generates complementary outputs with sub-nanosecond effective resolution for tight dead-time control in three-phase inverters. Firmware lives in 256KB dual-panel Flash with 64KB RAM for coordinate transforms and observer-based position estimation. Mounted in a 48-TQFP, it supports CAN FD feedback to a drive supervisor. The trade-off versus a dedicated motor SoC is that gate drivers remain external, but that keeps the power stage flexible across voltage classes.
おすすめ
Digital Power Conversion (LLC, PFC, Totem-Pole)
For digital power supplies, the DSPIC33CK256MP605-I/PT aligns strongly with switched-mode topologies requiring fast, deterministic control: its 100 MIPS core closes voltage-mode or current-mode loops in single-digit microseconds, and the high-resolution PWM supports phase-shifted full-bridge, LLC, and totem-pole PFC schemes with precise dead time. The 12-bit ADC's 19 channels monitor input/output voltage, current, and temperature in one scan, with DMA offloading results so the core never stalls. Six 12-bit DACs provide programmable reference or ramp sources for comparators used in cycle-by-cycle current limiting. Dual-panel Flash allows live firmware parameter updates during burn-in testing. Integrated CAN FD enables PMBus-like supervisory links in datacenter rectifiers. Designers must budget core voltage at 3.0-3.6V and keep switching noise away from ADC inputs via layout partitioning.
おすすめ
Automotive and Industrial CAN FD Nodes
The integrated CAN FD controller makes the DSPIC33CK256MP605-I/PT a strong host for industrial and vehicular gateways, sensor aggregation nodes, and actuator controllers. CAN FD's higher payload (up to 64 data bytes) and faster data phase let a single node stream ADC telemetry - the 19-channel 12-bit converter can feed condition data through 8 DMA channels into CAN message RAM with minimal CPU load. The 39 GPIO and multiple UART/SPI/I2C ports allow local peripherals such as encoders, displays, and security sensors to coexist on one controller. For harsh environments, the -E or -H temperature-grade variants of the same 48-TQFP part drop in without redesign. A 3.3V supply keeps logic interfacing straightforward with modern 3.3V CAN FD transceivers. Surge-protected transceiver selection and proper common-mode choke placement dominate EMC performance in these nodes.
おすすめ
Advanced Sensing and Condition Monitoring
Sensor aggregation and predictive-maintenance platforms benefit from this DSC's analog density: the 19-channel 12-bit SAR ADC digitizes vibration, current, and thermistor arrays without external multiplexers, while the six 12-bit DACs generate excitation or calibration waveforms. The 100 MHz core runs FFT windows or Goertzel algorithms on 64KB of RAM for bearing-frequency signature detection, and single-cycle MAC operations make filtering computationally cheap. DMA channels stream ADC samples into RAM double-buffers so the CPU can process one block while the next fills - a pattern documented in Microchip's dsPIC33C digital signal controller examples. Results ship over CAN FD or UART to a cloud gateway. Because the device is 16-bit fixed-point, designers should pre-scale coefficients carefully to avoid overflow in long accumulation chains, or use the hardware DSP saturating accumulator modes.
おすすめ
Industrial Automation and Robotics I/O
In factory automation, the DSPIC33CK256MP605-I/PT serves as a deterministic real-time controller for robotic joint modules, conveyor drives, and CNC auxiliary axes. The 100 MIPS core with hardware division executes interpolation and PID cascades in microsecond cycles, while high-resolution PWM drives both motors and solenoid-level outputs with fine duty control. The 39 GPIO lines interface limit switches, encoders, and safety interlocks; quadrature decoding runs in hardware peripherals so the CPU stays free for protocol stacks. Dual-panel Flash supports field firmware updates on machines that cannot tolerate downtime, and the industrial -40C to +85C grade covers cabinet and outdoor equipment environments. CAN FD provides deterministic communication to PLCs and cell controllers. Recommended practice: implement watchdog supervision and safe-state GPIO latching so a firmware fault de-energizes actuators predictably.
おすすめ
LED Lighting and Electronic Ballasts
High-power LED drivers and HID electronic ballasts exploit the DSPIC33CK256MP605-I/PT's control-grade peripherals: high-resolution PWM with independent rise/fall control shapes buck, boost, or SEPIC converter waveforms for flicker-free dimming, while the 12-bit ADC closes current loops around each LED string and reads NTC temperature sensors across 19 channels for derating curves. The 100 MHz core implements constant-current regulation with adaptive compensation, and the six DACs set programmable current limits or PWM reference thresholds enforced by analog comparators for cycle-by-cycle protection. Dual-panel Flash stores multiple dimming curve profiles that update in the field. DMX or DALI-style links run on UART peripherals, and CAN FD integrates fixtures into building automation. Because this is a 48-pin part, simpler fixtures can instead use smaller dsPIC33CK family members with identical firmware architecture, easing platform scaling.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: DSPIC33CK256MP605-I/PT — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | DSPIC33CK256MP605-E/PT | DSPIC33CK256MP605-H/PT | DSPIC33CK512MP605-I/PT | DSPIC33CK128MP605-I/PT |
|---|---|---|---|---|---|
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) |
| Flash Memory | 256 KB | 256 KB | 256 KB | 512 KB | 128 KB |
| RAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Temperature Range | -40C to +85C (I) | -40C to +125C (E) | Automotive/harsh grade (H) | -40C to +85C (I) | -40C to +85C (I) |
| ADC Channels | 19-ch 12-bit SAR | 19-ch 12-bit SAR | 19-ch 12-bit SAR | 19-ch 12-bit SAR | 19-ch 12-bit SAR |
| CAN FD | Yes | Yes | Yes | Yes | Yes |
主な差別化要因
- Dual-panel 256KB Flash enables live field firmware updates （vs DSPIC33CK128MP605-I/PT)
- Extended-temperature sibling available with zero redesign （vs DSPIC33CK256MP605-E/PT)
- Integrated op-amps and 6 DACs reduce external analog BOM （vs Generic MCU + external AFE approach)
設計ノート
The DSPIC33CK256MP605-I/PT requires a 3.0V to 3.6V supply. Use a local 3.3V LDO or buck with at least 100 mA headroom for core plus I/O switching currents, and place a 10uF bulk capacitor plus 0.1uF ceramic decoupling at each VDD pin pair as close to the pins as possible. Estimated: an FOC loop toggling all 39 GPIO lines with heavy PWM duty can transiently demand tens of milliamps; undersized decoupling manifests as ADC noise and spurious resets rather than obvious brownouts, so validate with an oscilloscope on VDD during full-load PWM operation.
Keep the ADC analog section clean: route phase-current shunt signals to the 19-channel 12-bit SAR ADC inputs as short Kelvin-connected traces, and separate the analog ground region from the power-electronics ground return, tying them at a single star point. High-resolution PWM edges switching amps of gate current can couple into ADC inputs across just a few millimeters of parallel trace. Reference Microchip's dsPIC33C digital power reference designs, which demonstrate partitioning of the analog front end for motor-control and LLC converter layouts, before finalizing your stackup.
ICSP programming requires matched PGECx/PGEDx pairs - if you dedicate PGEC2 to ICSPCLK, the debugger data line must be PGED2, not another PGEDx. Include a programming header on every production board even if field updates use dual-panel Flash self-programming. Also note the I/O rails are not 5V tolerant: legacy 5V CAN or RS-485 transceivers will overdrive the pins, so select 3.3V-logic transceivers such as the MCP2562FD or add level shifting.
コンプライアンス情報
RoHS compliant and lead-free per DigiKey/Mouser/LCSC listings for the /PT package. REACH, halogen-free and conflict-minerals declarations should be confirmed via Microchip's official product compliance documentation.