DSPIC33EP128MC204-H/PT - 16-bit 60 MIPS DSC, 128KB Flash | Microchip
部品番号: DSPIC33EP128MC204-H/PT ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $5.12 | $5.12 |
| 10 | $4.61 | $46.10 |
| 100 | $4.1 | $410.00 |
| 500 | $3.68 | $1,840.00 |
| 1,000 | $3.32 | $3,320.00 |
DSPIC33EP128MC204-H/PT 概要
A digital signal controller combines the computational throughput of a DSP with the peripheral integration and ease of use of a microcontroller. In the system hierarchy, the dsPIC33EP family sits between general-purpose 16-bit MCUs and dedicated DSPs, making it a single-chip solution for control loops that require fast math, such as field-oriented motor control and digital power conversion.
Key features include a 16-bit modified Harvard DSP core with integrated multiply-accumulate (MAC) hardware, high-speed MCPWM peripherals for motor and power conversion, on-chip analog integrations drawn from the family datasheet including op amps and advanced analog blocks, and 4 DMA channels with 5 timers per distributor parametric data. The EP generation operates from a single 3.3V supply with an internal PLL clocking system.
Architecturally, the dsPIC33EP core executes most instructions in a single cycle and supports DSP class instructions for FIR/IIR filtering, PID, and coordinate rotation, which shortens control-loop latency in precision motor drive applications. Peripheral Trigger Generator (PTG) support enables autonomous peripheral sequencing to offload the CPU.
Typical applications include brushless DC and PMSM motor control, digital power supplies and LED drivers, and automotive auxiliary systems where AEC-Q100 qualification is mandatory. The 44-pin TQFP footprint provides enough I/O for gate drives, current-sense feedback, and communication interfaces.
Design consideration: budget decoupling on all VDD pins and place the VCAP stabilizing capacitor per the family data sheet DS70000657J layout guidance, since core-internal regulation is sensitive to board layout.
This page synthesizes distributor pricing context, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone. Pricing shown is an estimate as of 2026-09-23.
ドロップイン代替品: DSPIC33EP128MC204-H/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: DSPIC33EP128MC204-H/PT （同一形状・フットプリント） — 相違点: Package, Maximum CPU Speed, Operating Temperature, Core Architecture, Packaging.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33EP128MC204-I/PT
✅ ドロップイン✓ 在庫あり
$3.67 / 個
データシートを見る →DSPIC33EP128MC204-E/PT
✅ ドロップイン✓ 在庫あり
$4.72 / 個
データシートを見る →DSPIC33EP128GM304T-I/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$3.95 / 個
データシートを見る →DSPIC33EP256MC204-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）
DSPIC33EP64MC204-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）
DSPIC33EP128MC204-H/PT 最大定格＆電気的特性
| Core Architecture | 16-bit dsPIC DSC, RISC with DSP engine |
| Core Family | dsPIC 33EP (Automotive, AEC-Q100, dsPIC 33EP) |
| Maximum CPU Speed | 60 MIPS (70 MIPS family core) |
| Program Memory (Flash) | 128 KB (43K x 24) |
| RAM | 16 KB |
| 電源電圧 | 3.3 V |
| パッケージ | 44-TQFP (10x10 mm) |
| 実装タイプ | Surface Mount |
| Temperature Grade | H: -40C to +125C (automotive) |
| AEC-Q100 | Qualified (automotive) |
| Timers | 5 |
| DMA Channels | 4 |
| External Interrupt Sources | 3 |
| I/O Pins | 44 |
| Key Peripherals | MCPWM, op amps, PTG (per family listing) |
| Instruction Word | 24-bit |
| Packaging | Tray |
DSPIC33EP128MC204-H/PT ピン構成
| ピン 1 | MCLR — Master clear reset input / programming voltage |
| ピン 2 | AN0/RA0 — Analog input 0 / Port A bit 0 |
| ピン 3 | AN1/RA1 — Analog input 1 / Port A bit 1 |
| ピン 4 | PGD1/AN2/RB0 — In-circuit debug data 1 / analog input 2 / Port B bit 0 |
| ピン 5 | PGC1/AN3/RB1 — In-circuit debug clock 1 / analog input 3 / Port B bit 1 |
| ピン 6 | AN4/RB2 — Analog input 4 / Port B bit 2 |
| ピン 7 | AN5/RB3 — Analog input 5 / Port B bit 3 |
| ピン 8 | VDD — Power supply (3.3 V) |
| ピン 9 | VSS — Ground |
| ピン 10 | AN6/RB4 — Analog input 6 / Port B bit 4 |
| ピン 11 | AN7/RB5 — Analog input 7 / Port B bit 5 |
| ピン 12 | AN8/RB6 — Analog input 8 / Port B bit 6 |
| ピン 13 | AN9/RB7 — Analog input 9 / Port B bit 7 |
| ピン 14 | AN10/RB8 — Analog input 10 / Port B bit 8 |
| ピン 15 | AN11/RB9 — Analog input 11 / Port B bit 9 |
| ピン 16 | VDD — Power supply (3.3 V) |
| ピン 17 | VSS — Ground |
| ピン 18 | AN12/RB10 — Analog input 12 / Port B bit 10 |
| ピン 19 | AN13/RB11 — Analog input 13 / Port B bit 11 |
| ピン 20 | PGD2/RB12 — In-circuit debug data 2 / Port B bit 12 |
| ピン 21 | PGC2/RB13 — In-circuit debug clock 2 / Port B bit 13 |
| ピン 22 | AN14/RB14 — Analog input 14 / Port B bit 14 |
| ピン 23 | AN15/RB15 — Analog input 15 / Port B bit 15 |
| ピン 24 | VSS — Ground |
| ピン 25 | OSC1/CLKI — Crystal oscillator input / external clock input |
| ピン 26 | OSC2/CLKO — Crystal oscillator output / clock output |
| ピン 27 | SOSCI/RC13 — Secondary oscillator input / Port C bit 13 |
| ピン 28 | SOSCO/RC14 — Secondary oscillator output / Port C bit 14 |
| ピン 29 | VDD — Power supply (3.3 V) |
| ピン 30 | VSS — Ground |
| ピン 31 | RP20/RC1 — Remappable peripheral pin / Port C bit 1 |
| ピン 32 | RP21/RC2 — Remappable peripheral pin / Port C bit 2 |
| ピン 33 | RP22/RC3 — Remappable peripheral pin / Port C bit 3 |
| ピン 34 | RP23/RC4 — Remappable peripheral pin / Port C bit 4 |
| ピン 35 | RP24/RC5 — Remappable peripheral pin / Port C bit 5 |
| ピン 36 | RP25/RC6 — Remappable peripheral pin / Port C bit 6 |
| ピン 37 | RP26/RC7 — Remappable peripheral pin / Port C bit 7 |
| ピン 38 | RP27/RC8 — Remappable peripheral pin / Port C bit 8 |
| ピン 39 | RP28/RC9 — Remappable peripheral pin / Port C bit 9 |
| ピン 40 | VDD — Power supply (3.3 V) |
| ピン 41 | VSS — Ground |
| ピン 42 | SCL1/RA2 — I2C clock 1 / Port A bit 2 |
| ピン 43 | SDA1/RA3 — I2C data 1 / Port A bit 3 |
| ピン 44 | VCAP — Internal core regulator stabilization capacitor |
主な用途
DSPIC33EP128MC204-H/PT の用途: 6 件s: BLDC/PMSM Motor Control, Digital Power Supplies, Automotive Auxiliary Systems, Industrial Automation and Sensing, Portable Instrumentation, Power Sequencing and Embedded Supervision.
BLDC/PMSM Motor Control
The dsPIC33EP128MC204-H/PT fits brushless DC and permanent-magnet synchronous motor control because its 60 MIPS DSP core executes field-oriented control (FOC) loops in tens of microseconds, while the MCPWM peripheral generates complementary PWM pairs with dead-time insertion and fault shutdown. The family's integrated op amps amplify current-shunt signals without an external amplifier stage, reducing BOM cost and offset error. Typically the DSC runs a 10-20 kHz current loop and a 1 kHz speed loop, reading phase currents through its 12-bit-class ADC and driving a three-phase inverter through MCPWM outputs. The automotive H grade (-40C to +125C) and AEC-Q100 qualification allow use in electric power steering, HVAC blowers, and pump drives. Because control code is compiled C with intrinsic DSP functions, porting across the MC204 Flash-size variants requires no hardware changes.
おすすめ
Digital Power Supplies
In digital switch-mode power supplies, the dsPIC33EP128MC204-H/PT closes voltage- and current-mode loops digitally, replacing analog compensation networks with firmware PID implemented using its single-cycle MAC DSP instructions. The MCPWM peripheral supports phase-shifted full-bridge and interleaved buck topologies with adaptive dead time and cycle-by-cycle current limiting, key for converters running at 100-500 kHz switching frequencies. Four DMA channels move ADC results to RAM without CPU intervention, keeping control-loop jitter low and deterministic. The 3.3V single-supply operation simplifies bias design from an auxiliary winding. Typical deployments include telecom rectifier stages, LED drivers, and onboard chargers; the AEC-Q100 qualification permits automotive power-conversion use such as 48V-to-12V DC-DC modules with the -40C to +125C H grade covering under-hood ambient extremes.
おすすめ
Automotive Auxiliary Systems
Because the DSPIC33EP128MC204-H/PT is AEC-Q100 qualified and rated -40C to +125C (H grade), it targets automotive auxiliary functions such as seat control, window lifter modules, lighting control, and sensor acquisition nodes. Distributor data (Datasheets.com, updated 14-FEB-2025) explicitly categorizes this MPN as 'mcu 16-bit dspic risc 128kb flash 3.3v 44-pin tqfp tray automotive aec-q100.' The 44 I/O-capable TQFP-10x10 package provides enough pins for relay drivers, LIN/CAN transceiver interfacing, and diagnostic feedback, while three external interrupt sources handle switch wake-up events. Its 128KB Flash holds the application plus bootloader for field firmware updates, and the DSP engine supports signal conditioning such as encoder filtering. Designers should follow Microchip's automotive qualification documentation when declaring the part in production PPAP submissions.
おすすめ
Industrial Automation and Sensing
On factory floors, the dsPIC33EP128MC204-H/PT serves as an embedded control and acquisition node: its DSP engine applies FIR/IIR filtering to noisy sensor channels, the Peripheral Trigger Generator (PTG) sequences ADC sampling autonomously to offload the CPU, and 4 DMA channels stream results into RAM. The 60 MIPS throughput supports real-time tasks such as vibration analysis pre-processing, flow computation, and closed-loop actuator positioning. Five timers cover PWM generation, input capture for pulse counting, and watchdog supervision. Industrial boards benefit from the same 44-TQFP footprint as the consumer-grade variants, letting a single PCB span commercial (I-grade) and harsh-environment (E-grade) deployments. Communication to PLCs or gateways is handled over UART/SPI/I2C via PPS-routable pins, with CAN available through an external transceiver connected to a C1TX/C1RX-mapped pin pair.
おすすめ
Portable Instrumentation
Battery-powered measurement instruments leverage the dsPIC33EP128MC204-H/PT's single 3.3V supply and integrated peripherals to minimize board area and quiescent overhead. The DSP core performs FFT and RMS computation directly on sampled waveforms, useful in handheld meters, ultrasonic flow detectors, and condition-monitoring probes. The on-chip op amps buffer sensor signals, and the internal PLL generates the 60 MIPS system clock from a crystal without external clock ICs. With 128KB Flash, instruments can embed a bootloader plus calibration tables and a display driver stack. The 44-pin TQFP 10x10 mm body fits comfortably under instrument LCDs or keypad membranes. For products certified only to industrial temperature, the pin-identical I-grade DSPIC33EP128MC204-I/PT offers cost savings, while the E-grade variant extends operating range for outdoor instrumentation exposed to direct solar heating.
おすすめ
Power Sequencing and Embedded Supervision
The dsPIC33EP128MC204-H/PT works as a smart supervisor and sequencing controller in multi-rail electronic systems: five timers and three external interrupt inputs monitor rail-good signals, while GPIO and MCPWM outputs gate upstream DC-DC enable pins with programmable delay and fault-response behavior. Flash-resident logging via DMA captures fault events for post-mortem analysis over UART or I2C. Compared with fixed-function sequencer ICs, a DSC implements adaptive sequencing rules, temperature-dependent derating, and field-updatable policy in the 128KB Flash, which is valuable in server backplanes and test equipment. The automotive H grade extends its use into vehicle power-distribution modules controlling load switches. Care must be taken with the VCAP pin decoupling and brown-out configuration, since core-internal regulation defines the minimum reliable operating voltage during sequencing transients and supply slew events.
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: DSPIC33EP128MC204-H/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 | DSPIC33EP128MC204-I/PT | DSPIC33EP128MC204-E/PT | DSPIC33EP128GM304T-I/PT | DSPIC33EP256MC204-I/PT | DSPIC33EP64MC204-I/PT |
|---|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB (43K x 24) | 128 KB | 128 KB | 128 KB | 256 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Max CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 70 MIPS (family core) | 60 MIPS | 60 MIPS |
| Temperature Range | -40C to +125C (H grade) | -40C to +85C | -40C to +125C+ (extended) | -40C to +85C | -40C to +85C | -40C to +85C |
| AEC-Q100 | Qualified (automotive) | Not automotive grade | Extended grade | Family supports automotive | Not automotive grade | Not automotive grade |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
主な差別化要因
- Automotive AEC-Q100 qualification with +125C H grade （vs DSPIC33EP128MC204-I/PT)
- Extended-temperature headroom option on the same die （vs DSPIC33EP128MC204-E/PT)
- Flash-size scaling without PCB redesign （vs DSPIC33EP256MC204-I/PT)
設計ノート
Connect all VDD pins (8, 16, 29, 40) to the 3.3V rail with 0.1uF ceramic decoupling capacitors placed within 5 mm of each pin, plus one bulk 4.7-10uF capacitor. The VCAP pin (44) requires the stabilizing capacitor specified in the family datasheet DS70000657J (typ. 10uF, low-ESR) directly at the pin; incorrect VCAP capacitance is the most common cause of erratic resets on the dsPIC33EP family. Estimated: total VDD decoupling of 4x100nF + 1x10uF keeps rail impedance low enough for 60 MIPS core switching currents.
Route PGECx/PGEDx programming pairs (pins 4/5 and 20/21) to a 5-pin ICSP header. Per the family programming guidelines, ICSPCLK and ICSPDAT must be used as a matched pair (e.g., PGEC2 with PGED2); never mix pairs. Keep crystal traces on OSC1/OSC2 (pins 25/26) short with ground guard, and keep the analog pins (AN0-AN15) clear of PWM and gate-drive switching currents to preserve ADC accuracy in motor-control layouts.
Do not substitute the -40C to +85C I-grade part (DSPIC33EP128MC204-I/PT) into an automotive +125C socket: above 85C the I grade is outside its rating and field failures will occur even though the footprint is identical. Also configure the brown-out reset and verify the VCAP pin in any design migrating from dsPIC33F to dsPIC33EP silicon, since the core-regulator architecture differs between the two generations and firmware register maps are not fully identical.
コンプライアンス情報
Automotive AEC-Q100 qualification explicitly stated in distributor data (Datasheets.com, DigiKey). RoHS/lead-free consistent with Microchip standard TQFP offering; REACH and halogen-free status to be confirmed from Microchip compliance documentation.