DSPIC33FJ12GP201T-I/SO - 40 MIPS 16-bit DSC, 12KB Flash | Microchip
부품 번호: DSPIC33FJ12GP201T-I/SO ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $3.92 | $3.92 |
| 10 | $3.53 | $35.30 |
| 100 | $3.13 | $313.00 |
| 500 | $2.82 | $1,410.00 |
| 1,000 | $2.51 | $2,510.00 |
DSPIC33FJ12GP201T-I/SO 개요
A Digital Signal Controller (DSC) is a hybrid class of microcontroller that combines the deterministic interrupt response and peripheral set of a traditional MCU with the high-throughput multiply-accumulate (MAC) engine of a DSP. In the broader hierarchy, a DSC belongs to the microcontroller family, which itself sits under embedded processors and semiconductors. The dsPIC33F sub-family is the 3.3 V, 40 MIPS generation that brought single-cycle MAC and DSP-aware instruction set extensions to Microchip's PIC-compatible architecture, bridging 8-bit PIC and 32-bit PIC32 designs.
Key features include 16-bit timers, a 10-bit ADC with multiple conversion channels, multiple communication peripherals (I2C, IrDA, SPI, UART/USART), brown-out detection, and nanoWatt power management. The Peripheral Pin Select (PPS) block allows remapping of digital peripherals to most I/O pins, simplifying PCB routing when peripherals must move due to layout constraints. Five-volt tolerant digital inputs ease interfacing to legacy 5 V logic.
Typical applications include motor control (BLDC, PMSM, stepper), digital power conversion (SMPS, PFC), sensor signal conditioning, audio processing, low-cost DSP-enabled industrial control, and consumer appliance control boards. The 18-SOIC footprint is particularly attractive for cost-sensitive designs and hand-repairable prototypes where a through-hole-feel package is preferred over QFN.
When designing with this part, ensure the MCLR pin is pulled high through a proper pull-up, place the required decoupling capacitors (typically 10 uF bulk + 0.1 uF ceramic) close to the supply pins, and respect the Flash programming voltage requirements on the ENVPP/VCAP pin configuration. The 'T' suffix is critical for SMT assembly - non-'T' variants ship in tubes.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone, including cross-brand context engineers ask about.
드롭인 대체품: DSPIC33FJ12GP201T-I/SO — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC33FJ12GP201T-I/SO (동일 폼 팩터 및 풋프린트) — 차이점: Operating Temperature, Package, Core Architecture, I/O Pins, Program Memory (Flash).
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC33FJ12GP201T-E/SO
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33FJ12GP201-I/SO
✅ 드롭인✓ 재고 있음
$2.27 / 개
데이터시트 보기 →DSPIC33FJ12GP201T-I/SO
✅ 드롭인✓ 재고 있음
$2.51 / 개
데이터시트 보기 →DSPIC33FJ12GP201T-E/SO
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33FJ12GP201-E/SO
✅ 드롭인✓ 재고 있음
$2.18 / 개
데이터시트 보기 →DSPIC33FJ06GS101-I/SO
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33FJ12GP201T-I/SO 최대 정격 & 전기적 특성
| Core Processor | dsPIC |
| Core Size | 16-bit |
| Series | dsPIC33F |
| Performance | 40 MIPS |
| Program Memory | 12 KB Flash |
| RAM | 1 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| 동작 온도 | -40 C to +85 C (Industrial, 'I' suffix) |
| 패키지 | 18-SOIC (7.50 mm width) |
| 실장 유형 | Surface Mount |
| I/O Pins | Up to 21 (programmable via PPS) |
| Connectivity | I2C, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect, PWM, Timers |
| Packaging Form | Tape and Reel ('T' suffix) |
| RoHS 상태 | Compliant |
DSPIC33FJ12GP201T-I/SO 핀 구성
| 핀 1 | MCLR — Master Clear (reset) input, active-low |
| 핀 2 | RA0 — Port A bit 0 / analog input / PPS-capable |
| 핀 3 | RA1 — Port A bit 1 / analog input / PPS-capable |
| 핀 4 | RA2 — Port A bit 2 / analog input / PPS-capable |
| 핀 5 | RA3 — Port A bit 3 / analog input / PPS-capable |
| 핀 6 | RA4 — Port A bit 4 / analog input / PPS-capable |
| 핀 7 | VDD — Positive supply (3.0 V to 3.6 V) |
| 핀 8 | VSS — Ground reference |
| 핀 9 | OSC1 — Crystal oscillator input |
| 핀 10 | OSC2 — Crystal oscillator output |
| 핀 11 | RB0 — Port B bit 0 / PPS-capable |
| 핀 12 | RB1 — Port B bit 1 / PPS-capable |
| 핀 13 | RB2 — Port B bit 2 / PPS-capable |
| 핀 14 | RB3 — Port B bit 3 / PPS-capable |
| 핀 15 | RB4 — Port B bit 4 / PPS-capable |
| 핀 16 | RB5 — Port B bit 5 / PPS-capable |
| 핀 17 | RB6 — Port B bit 6 / PPS-capable |
| 핀 18 | RB7 — Port B bit 7 / PPS-capable |
일반적인 애플리케이션
DSPIC33FJ12GP201T-I/SO 적합 용도: 7 애플리케이션s: BLDC / PMSM Motor Control, Digital Power Conversion (SMPS, PFC), Sensor Signal Conditioning and DSP Filtering, Consumer Appliance Control Boards, Audio Processing and Effects, Low-Cost DSP-Enabled Industrial Control, IoT and Connected Sensor Edge Nodes.
BLDC / PMSM Motor Control
The DSPIC33FJ12GP201T-I/SO's 40 MIPS dsPIC core with single-cycle MAC is engineered for sensorless and sensored BLDC/PMSM motor control loops requiring field-oriented control (FOC) at typical switching frequencies of 8 to 20 kHz. Its PWM module with complementary outputs and programmable dead-time, plus the 10-bit ADC for current sensing, fit directly into 3-phase inverter drive stages. The Peripheral Pin Select block routes PWM outputs and ADC triggers to optimize PCB layout for the gate driver and shunt resistors.
추천
Digital Power Conversion (SMPS, PFC)
In switch-mode power supplies and PFC stages, the DSPIC33FJ12GP201T-I/SO executes digital control loops at the high PWM frequencies demanded by modern SiC and GaN switches. The 16-bit PWM with sub-cycle duty resolution, fast ADC trigger-to-conversion latency, and nanoWatt sleep modes support both full-load regulation and light-load efficiency targets. The 12 KB Flash accommodates average-current mode and adaptive dead-time algorithms while keeping BOM cost low.
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Sensor Signal Conditioning and DSP Filtering
The DSPIC33FJ12GP201T-I/SO's DSP engine executes IIR/FIR filters, FFT preprocessing, and RMS calculations in real time for sensor front-ends in industrial measurement equipment. With 12 KB Flash, it holds multi-stage filter coefficients and lookup tables for linearization of thermocouple, strain-gauge, or load-cell signals. The 1 KB RAM supports a 256-tap FIR buffer, and the SPI/I2C peripherals stream digitized data to a host processor or display.
추천
Consumer Appliance Control Boards
In washing machines, refrigerators, induction cooktops, and air-conditioner outdoor units, the DSPIC33FJ12GP201T-I/SO combines the deterministic interrupt response of an MCU with DSP-grade computation for inverter-driven compressors, BLDC fans, and induction heating coil control. The 18-SOIC package is hand-solderable, simplifying field repair and small-batch production. Five-volt tolerant inputs interface directly to legacy triac trigger and zero-cross detection circuits.
추천
Audio Processing and Effects
The DSPIC33FJ12GP201T-I/SO supports audio sample rates up to 48 kHz with its single-cycle MAC, enabling real-time biquad filtering, dynamics compression, and reverb algorithms in commercial audio gear. The 10-bit ADC and PWM audio output peripherals feed analog front-ends, while the SPI/I2C bus interfaces to external CODECs and digital audio transports. Its 12 KB Flash holds preset banks and tuning coefficients for instrument amplifiers and karaoke mixers.
추천
Low-Cost DSP-Enabled Industrial Control
The DSPIC33FJ12GP201T-I/SO delivers DSP capability at MCU cost, ideal for industrial control nodes where deterministic loop times of 25 microseconds (40 MIPS) are sufficient for PLC coprocessors, conveyor indexing, and stepper pulse trains. The Peripheral Pin Select remaps digital peripherals to ease PCB routing in tightly packed control cabinets. Industrial-grade -40 C to +85 C operation and brown-out detection ensure reliable operation in factory environments.
추천
IoT and Connected Sensor Edge Nodes
The DSPIC33FJ12GP201T-I/SO operates as an edge DSP for IoT sensor nodes, performing local feature extraction (RMS, peak detection, FFT) before transmitting summaries via UART, SPI, or I2C to a Wi-Fi/BLE module. Its nanoWatt sleep modes drop quiescent current for battery-operated deployments, while the 5 V tolerant inputs interface to legacy industrial sensors. The 12 KB Flash accommodates lightweight DSP libraries and OTA-ready bootloader space.
추천
추천 제품 요약
엔지니어링 참조 데이터: DSPIC33FJ12GP201T-I/SO — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC33FJ12GP201T-E/SO | DSPIC33FJ12GP201-I/SO | DSPIC33FJ06GS101-I/SO | DSPIC33FJ12GP201-E/SO |
|---|---|---|---|---|---|
| Package | 18-SOIC (7.50 mm) | 18-SOIC (7.50 mm) - same | 18-SOIC (7.50 mm) - same | 18-SOIC (7.50 mm) - same | 18-SOIC (7.50 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | dsPIC 16-bit DSC | dsPIC 16-bit DSC | dsPIC 16-bit DSC | dsPIC 16-bit DSC (SMPS-optimized) | dsPIC 16-bit DSC |
| Program Memory | 12 KB Flash | 12 KB Flash | 12 KB Flash | 6 KB Flash | 12 KB Flash |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Performance | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Operating Temperature | -40 C to +85 C (I) | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +85 C (I) | -40 C to +125 C (E) |
| Packaging Form | Tape and Reel | Tape and Reel | Tube | Tube | Tube |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Connectivity | I2C, IrDA, SPI, UART | I2C, IrDA, SPI, UART | I2C, IrDA, SPI, UART | I2C, SPI, UART (SMPS peripherals) | I2C, IrDA, SPI, UART |
주요 차별점
- Tape-and-reel packaging optimized for SMT assembly lines (vs DSPIC33FJ12GP201-I/SO)
- Industrial temperature grade for harsh environments (vs DSPIC33FJ12GP201T-E/SO)
- Higher Flash density than SMPS-optimized variant (vs DSPIC33FJ06GS101-I/SO)
설계 노트
Place a 10 uF bulk tantalum or ceramic capacitor close to the VDD pin and a 0.1 uF ceramic decoupling capacitor within 5 mm of the supply pin to suppress switching noise from the internal oscillator. Connect VSS to a low-impedance ground plane using multiple vias. The AVDD pin (if present on this package variant) must be tied to VDD and bypassed separately if used by the ADC.
The 18-SOIC 7.50 mm footprint requires the standard SOIC-18 land pattern with 1.27 mm pin pitch. Keep all signal traces short and avoid routing noisy PWM outputs near the ADC input traces; use a ground guard trace between analog and digital sections. The exposed die area under the package is not designed for heatsinking - thermal dissipation is through the SOIC leads to the copper pours.
Do not confuse the DSPIC33FJ12GP201 with the DSPIC33FJ12GP202 - the GP202 has 28 pins and a different peripheral map. Verify the device ID register (0x00FF0000 area) in your code to confirm you are programming the intended device. Also note that the 'T' suffix denotes tape-and-reel only - non-'T' parts ship in tubes and may not feed cleanly through high-volume SMT lines.
Use Peripheral Pin Select (PPS) to remap UART, SPI, and PWM outputs to convenient I/O positions after PCB layout is finalized. Lock the PPS configuration early in firmware initialization; remapping after peripheral enable may cause glitches. The MCLR pin must be pulled high through a 10 kohm resistor for normal operation, with a 100 nF capacitor to ground for noise immunity.
규정 준수 정보
RoHS and lead-free compliance verified from Microchip product page; AEC-Q100 not applicable for this industrial-grade part; halogen-free status not explicitly listed in verified web data.