DSPIC33EP128MC206T-I/PT - 16-bit DSC 70 MIPS 128KB Flash | Microchip
部品番号: DSPIC33EP128MC206T-I/PT ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $6.35 | $6.35 |
| 10 | $5.72 | $57.20 |
| 100 | $4.98 | $498.00 |
| 500 | $4.42 | $2,210.00 |
| 1,000 | $3.95 | $3,950.00 |
DSPIC33EP128MC206T-I/PT 概要
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 (MCU). Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs: it executes multiply-accumulate (MAC) and DSP-class instructions on a 16-bit modified Harvard core while integrating motor-control peripherals, making it the natural choice when a single chip must both run application logic and close high-speed control loops.
Key features include the dsPIC33E core with DSP engine and two 40-bit accumulators, high-speed MCPWM modules purpose-built for motor control, on-chip operational amplifiers and analog comparators that reduce external component count, a 10-bit/12-bit analog-to-digital converter with up to 16 channels, and four DMA channels plus five timers. The industrial temperature grade (I, -40C to +85C) and tape-and-reel delivery (T suffix) support automated assembly.
Technically, the device operates from a 3.0V to 3.6V single supply and interfaces through UART, SPI, and I2C serial modules. The integrated MCPWM peripheral generates complementary or independent PWM outputs with dead-time insertion, fault inputs, and center-aligned modes essential for field-oriented control (FOC) of BLDC and PMSM motors. The internal op amps can condition current-shunt signals directly into the ADC, enabling single-shunt or three-shunt current sensing without external amplifiers.
Typical applications include brushless DC and permanent-magnet synchronous motor drives, digital power supplies (PFC, LLC), solar inverters, and industrial automation nodes requiring deterministic control loops.
When designing with this part, connect every VDD and VSS pin pair as required by the datasheet; omitting even one pair can cause programming or debugging failures.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
ドロップイン代替品: DSPIC33EP128MC206T-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: DSPIC33EP128MC206T-I/PT （同一形状・フットプリント） — 相違点: Operating Temperature, Supply Voltage, Core, Package, RAM.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33EP128MC206-I/PT
✅ ドロップイン✓ 在庫あり
$3.95 / 個
データシートを見る →DSPIC33EP128MC206-E/PT
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →DSPIC33EP128MC206T-E/PT
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33EP256MC206T-I/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$4.2 / 個
データシートを見る →DSPIC33EP128GM306-E/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$6.15 / 個
データシートを見る →DSPIC33EP128MC206T-I/PT 最大定格＆電気的特性
| Core | dsPIC33E, 16-bit |
| Core Speed | 70 MIPS (60 MHz) |
| Program Memory | 128 KB (43K x 24) Flash |
| RAM | 16 KB |
| 電源電圧 | 3.0 V to 3.6 V |
| 動作温度 | -40C to +85C (Industrial) |
| ADC | 16-channel, 10-bit / 12-bit |
| PWM | MCPWM, high-speed motor control PWM |
| Analog Comparators | Yes |
| On-chip Op Amps | Yes |
| DMA Channels | 4 |
| Timers | 5 |
| Serial Interfaces | UART, SPI, I2C |
| パッケージ | 64-TQFP (10x10 mm) |
| 実装タイプ | Surface Mount |
| Packaging | Tape & Reel (T suffix) |
| RoHS ステータス | Compliant |
DSPIC33EP128MC206T-I/PT 64-tqfp (10x10 mm) ピン配置ガイド
DSPIC33EP128MC206T-I/PT (64-tqfp (10x10 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: DSPIC33EP128MC206T-I/PT.
詳細は データシート をご参照ください。
主な用途
DSPIC33EP128MC206T-I/PT の用途: 6 件s: BLDC / PMSM Motor Control Drives, Digital Power Supplies (PFC, LLC, Half-Bridge), Solar Micro-Inverters and Energy Conversion, Industrial Automation and Sensor Nodes, Battery-Managed Power Tools and E-Mobility, Embedded Control and Robotics.
BLDC / PMSM Motor Control Drives
The DSPIC33EP128MC206T-I/PT fits brushless DC and permanent-magnet synchronous motor drives because its MCPWM module produces complementary PWM with hardware dead-time insertion, center-aligned modes, and fault shutdown inputs at 70 MIPS core throughput. The on-chip op amps amplify current-shunt signals and feed the 16-channel 10/12-bit ADC, enabling single- or three-shunt field-oriented control without external amplifiers. Placed at the heart of the inverter board driving a three-phase MOSFET bridge, the DSC closes current loops in tens of microseconds; the trade-off versus a general MCU is that faster control loops demand careful ADC trigger synchronization with PWM to minimize sampling jitter.
おすすめ
Digital Power Supplies (PFC, LLC, Half-Bridge)
In switch-mode power conversion, the DSPIC33EP128MC206T-I/PT provides the deterministic control needed for PFC, LLC, and half-bridge topologies. The MCPWM outputs drive power stages at fixed switching frequency with programmable dead time, while the 10/12-bit ADC samples output voltage and inductor current each switching cycle for digital loop closure. Running at 70 MIPS, the core executes PI or 3p3z compensators well above typical 100-500 kHz switching rates. Using the internal comparators for cycle-by-cycle current limiting adds a hardware safety layer independent of firmware latency. The trade-off: the 3.0-3.6V supply and 3.3V logic levels require level shifting or gate drivers for high-side switches.
おすすめ
Solar Micro-Inverters and Energy Conversion
Grid-tied and off-grid solar conversion stages benefit from the DSPIC33EP128MC206T-I/PT's combination of motor-grade PWM and precision analog. The DSC performs maximum-power-point tracking on the 12-bit ADC while generating synchronized PWM for the DC-DC boost and DC-AC inverter stages. Four DMA channels move ADC results to RAM without CPU intervention, preserving MIPS for the MPPT algorithm and grid-synchronization (PLL) software. Operating from -40C to +85C suits outdoor enclosure environments, and the industrial temperature grade keeps derating margins conservative. Designers must budget Flash carefully - 128KB holds MPPT, protection, and communication stacks, but extensive grid-code compliance firmware may justify the pin-compatible 256KB variant.
おすすめ
Industrial Automation and Sensor Nodes
The DSPIC33EP128MC206T-I/PT serves as a smart sensor and actuation controller in factory automation. Its UART, SPI, and I2C modules connect to industrial transceivers and EEPROMs, while the DSP engine accelerates filtering (FIR/IIR) of vibration, pressure, or current sensor data. The five timers and input-capture resources handle encoder and pulse-counting tasks, and on-chip comparators provide threshold alarms with no CPU load. With -40C to +85C operation and RoHS-compliant surface-mount packaging, it survives panel and machinery environments. Compared with a plain PIC16 in this role, the DSC adds DSP-class math and motor peripherals at moderate firmware complexity increase via Microchip's MPLAB ecosystem.
おすすめ
Battery-Managed Power Tools and E-Mobility
Cordless power tools, e-bikes, and light e-mobility platforms use the DSPIC33EP128MC206T-I/PT to run the traction motor and manage battery protection in one chip. The MCPWM drives the BLDC bridge, op amp plus ADC channels read per-phase currents, and comparators implement hardware overcurrent cutoff faster than any software loop. At 70 MIPS the core simultaneously executes coulomb counting and state-of-charge estimation. The industrial -40C to +85C range covers cold-cranking and summer-dashboard conditions typical of portable equipment. Designers should note that the part is the standard (non-AEC-Q100) grade; automotive traction applications should select the extended-temperature E/PT sibling for qualification headroom.
おすすめ
Embedded Control and Robotics
Robotics controllers leverage the DSPIC33EP128MC206T-I/PT to coordinate multiple servo or stepper axes with feedback. Four DMA channels and five timers support quadrature decoding and coordinated PWM generation, while the DSP engine runs inverse-kinematics and filtering loops in real time. The 64-pin TQFP exposes enough GPIO to interface limit switches, encoders, and communication links (UART/SPI/I2C) on a single board, replacing multi-chip MCU+DSP solutions. The 4 hardware breakpoints and standard MPLAB X toolchain (ICD/REAL ICE) streamline debugging of closed-loop motion code. The main consideration is 3.3V-only I/O - level shifters are needed for 5V legacy sensors.
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: DSPIC33EP128MC206T-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 | DSPIC33EP128MC206-I/PT | DSPIC33EP128MC206T-E/PT | DSPIC33EP128MC206-E/PT | DSPIC33EP256MC206T-I/PT | DSPIC33EP128GM306-E/PT |
|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 128 KB (43K x 24) | 128 KB | 128 KB | 128 KB | 256 KB | 128 KB |
| Temperature Grade | Industrial, -40C to +85C (I) | Industrial, -40C to +85C | Extended / AEC-Q100 (E) | Extended / AEC-Q100 (E) | Industrial (I) | Extended (E) |
| AEC-Q100 Qualified | No | No | Yes | Yes | No | Yes |
| Packaging Format | Tape & Reel (T) | Tray | Tape & Reel | Tray | Tape & Reel | Tray |
主な差別化要因
- Integrated analog front end reduces BOM cost （vs DSPIC33CK64MC105T-I/M4)
- Cost-optimized industrial grade with tape-and-reel delivery （vs DSPIC33EP128MC206T-E/PT)
- Flash headroom within the same footprint （vs DSPIC33EP256MC206T-I/PT)
設計ノート
Connect every VDD and VSS pin pair on the 64-TQFP even if a pin appears electrically redundant. Northern Software's dsPIC33EP128MC206 development notes explicitly warn that leaving any VDD/VSS pair unconnected can cause programming and debugging to fail. Place a 0.1uF ceramic capacitor at each VDD pin pair plus one bulk 4.7-10uF capacitor near the supply entry; the device operates from a 3.0V to 3.6V single rail with 3.3V nominal.
For motor-control layouts, keep the shunt-resistor to op-amp input traces short and differential, routed away from the MCPWM output traces to prevent switching transients corrupting current feedback. The 10x10 mm TQFP exposes pins on 0.5 mm pitch; use 4-mil clearance rules and consider a ground plane under the ADC/op-amp region to stabilize the analog reference. Trigger ADC sampling synchronized to the PWM center to measure current at the midpoint of the low-side conduction window, minimizing ripple-induced error.
Do not confuse temperature grades when substituting: the I suffix (-40C to +85C) part is not AEC-Q100 qualified, whereas the E suffix variants are automotive-qualified. Note also a data discrepancy across distributors: Microchip USA lists 8KB RAM for the T-E/PT variant while Mouser lists 16KB RAM for the I/PT - confirm RAM size against the current official Microchip datasheet before finalizing memory budgets. Finally, verify pin-multiplexing tables before swapping in GM-series pin-compatible parts, as peripheral mapping differs.
コンプライアンス情報
Listed as a RoHS-compliant lead-free surface-mount part per distributor data. This I-grade part is not AEC-Q100 qualified; the E/PT variants are AEC-Q100 qualified per Microchip USA.
