DSPIC30F3011-30I/PT - 30 MIPS 16-bit DSC, 24KB Flash | Microchip
부품 번호: DSPIC30F3011-30I/PT ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $5.84 | $5.84 |
| 10 | $5.26 | $52.60 |
| 100 | $4.94 | $494.00 |
| 500 | $4.41 | $2,205.00 |
| 1,000 | $3.92 | $3,920.00 |
| 3,000 | $3.51 | $10,530.00 |
DSPIC30F3011-30I/PT 개요
What is a Digital Signal Controller? A Digital Signal Controller (DSC) is a hybrid device that merges the deterministic interrupt response and peripheral richness of a microcontroller (MCU) with the hardware multiply-accumulate (MAC) engine and single-cycle data memory access of a digital signal processor (DSP). Within the broader taxonomy, a DSC sits between general-purpose MCUs and dedicated DSPs, serving applications such as motor control, switched-mode power supply (SMPS) control, and audio processing where both control-loop determinism and signal-processing throughput are required.
Key features include a 17-bit x 17-bit single-cycle hardware multiplier, 40-bit accumulators with optional saturation, 6 PWM channels with duty-cycle resolution down to 8.32 ns at 30 MIPS, a 12-bit Analog-to-Digital Converter (ADC) with up to 9 channels, and dedicated motor-control peripherals including a Quadrature Encoder Interface (QEI). The device operates across the industrial -40C to +85C temperature range.
Architecturally, the DSPIC30F3011 uses a 16-bit data path with an enhanced instruction set that includes DSP-oriented operations (MAC, ED, EDAC) for efficient filter and transform implementations. The integrated DSP engine executes most DSP instructions in a single instruction cycle, enabling real-time closed-loop control algorithms in software without external ASICs.
Typical applications include BLDC and PMSM motor control for HVAC compressors and appliance drives, digital switch-mode power supply (SMPS) control, uninterruptible power supplies (UPS), and industrial variable-frequency drives (VFDs). The wide operating voltage (4.5V to 5.5V) and integrated motor-control PWM make it especially well suited for industrial and appliance-class deployments where 5V tolerance simplifies analog signal-chain design.
Designers should evaluate the application's interrupt latency budget, ADC sampling requirements, and PWM channel count before selecting the DSPIC30F3011-30I/PT versus its lower-pin-count family members. For designs requiring higher throughput than 30 MIPS, the pin-compatible dsPIC33F family offers up to 40 MIPS and on-chip op amps in the same TQFP-44 footprint.
This page synthesizes distributor pricing, drop-in TQFP-44 alternatives, and practical design notes - including 5V analog signal-chain considerations and motor-control PWM trade-offs - that go beyond the manufacturer datasheet summary.
드롭인 대체품: DSPIC30F3011-30I/PT — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC30F3011-30I/PT (동일 폼 팩터 및 풋프린트) — 차이점: ADC, Package, Core Architecture, MSL Level, Maximum CPU Speed.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC30F3011-20I/PT
✅ 드롭인✓ 재고 있음
$3.85 / 개
데이터시트 보기 →DSPIC30F3011-30I/P
✅ 드롭인✓ 재고 있음
$7.4 / 개
데이터시트 보기 →DSPIC30F3010T-30I/ML
✅ 드롭인✓ 재고 있음
$3.99 / 개
데이터시트 보기 →DSPIC30F3010-30I/SO
✅ 드롭인✓ 재고 있음
$5.64 / 개
데이터시트 보기 →DSPIC30F3010-30I/ML
✅ 드롭인✓ 재고 있음
$4.45 / 개
데이터시트 보기 →DSPIC30F3011-30I/PT 최대 정격 & 전기적 특성
| Core Architecture | 16-bit dsPIC30F Modified Harvard |
| Instruction Set | 16-bit data path with DSP extensions (MAC, EDAC) |
| Max CPU Speed | 30 MIPS (at 120 MHz internal from 7.37 MHz or 10 MHz external) |
| Program Memory (Flash) | 24 KB (8K x 24) |
| Data RAM | 1 KB |
| Data EEPROM | 1 KB |
| Supply Voltage (VDD) | 4.5 V to 5.5 V |
| 동작 온도 | -40 C to +85 C (Industrial) |
| Digital I/O Pins | 21 (TQFP-44 package variant) |
| PWM Channels | 6 (3 complementary pairs, 8.32 ns resolution at 30 MIPS) |
| ADC | 12-bit, up to 9 input channels, 200 ksps |
| Quadrature Encoder Interface (QEI) | 1 module |
| UART / SPI / I2C | 2 UART, 1 SPI, 1 I2C |
| 패키지 | 44-pin TQFP (PT), 10 mm x 10 mm, 0.80 mm height |
| Multiplier | 17-bit x 17-bit single-cycle hardware |
| 실장 유형 | Surface Mount |
| MSL 레벨 | 3 (168 hours) |
| RoHS 상태 | Compliant |
DSPIC30F3011-30I/PT 핀 구성
| 핀 1 | SDA/RG0 — I2C data / general digital I/O |
| 핀 2 | SCL/RG1 — I2C clock / general digital I/O |
| 핀 3 | MCLR — Master Clear (reset) input, active low |
| 핀 4 | RA0/AN0 — Analog input 0 / general digital I/O |
| 핀 5 | RA1/AN1 — Analog input 1 / general digital I/O |
| 핀 6 | RA2/AN2 — Analog input 2 / general digital I/O |
| 핀 7 | RA3/AN3 — Analog input 3 / general digital I/O |
| 핀 8 | RA4/AN4 — Analog input 4 / general digital I/O |
| 핀 9 | AVDD — Analog supply voltage (5V) |
| 핀 10 | AVSS — Analog ground |
| 핀 11 | VDD — Digital supply voltage (4.5V to 5.5V) |
| 핀 12 | VSS — Digital ground |
| 핀 13 | RB0/AN8 — Analog input 8 / general digital I/O |
| 핀 14 | RB1/AN9 — Analog input 9 / general digital I/O |
| 핀 15 | RB2/AN10 — Analog input 10 / general digital I/O |
| 핀 16 | RB3/AN11 — Analog input 11 / general digital I/O |
| 핀 17 | RB4/AN12 — Analog input 12 / general digital I/O |
| 핀 18 | RB5/AN13 — Analog input 13 / general digital I/O |
| 핀 19 | RB6/AN14 — Analog input 14 / general digital I/O |
| 핀 20 | RB7/AN15 — Analog input 15 / general digital I/O |
| 핀 21 | RC13 — General digital I/O |
| 핀 22 | RC14 — General digital I/O |
| 핀 23 | RD8 — General digital I/O |
| 핀 24 | RD9 — General digital I/O |
| 핀 25 | RD10 — General digital I/O |
| 핀 26 | RD11 — General digital I/O |
| 핀 27 | RD12 — General digital I/O |
| 핀 28 | RD13 — General digital I/O |
| 핀 29 | RD14 — General digital I/O |
| 핀 30 | RD15 — General digital I/O |
| 핀 31 | RE0 — General digital I/O |
| 핀 32 | RE1 — General digital I/O |
| 핀 33 | RE2 — General digital I/O |
| 핀 34 | RE3 — General digital I/O |
| 핀 35 | RE4 — General digital I/O |
| 핀 36 | RE5 — General digital I/O |
| 핀 37 | RE6 — General digital I/O |
| 핀 38 | RE7 — General digital I/O |
| 핀 39 | RF0 — General digital I/O |
| 핀 40 | RF1 — General digital I/O |
| 핀 41 | RF2 — General digital I/O |
| 핀 42 | RF3 — General digital I/O |
| 핀 43 | RF4 — General digital I/O |
| 핀 44 | RF5 — General digital I/O |
일반적인 애플리케이션
DSPIC30F3011-30I/PT 적합 용도: 6 애플리케이션s: BLDC / PMSM Motor Control, Switch-Mode Power Supply (SMPS) Digital Control, Uninterruptible Power Supply (UPS), Industrial Variable-Frequency Drive (VFD), HVAC Compressor and Fan Drive, Appliance Motor Control (Washing Machine / Dishwasher).
BLDC / PMSM Motor Control
The DSPIC30F3011-30I/PT is purpose-built for BLDC and PMSM motor control. Its 6 PWM channels with 8.32 ns resolution at 30 MIPS provide 3 complementary pairs for direct 3-phase inverter gate drive, and the integrated Quadrature Encoder Interface (QEI) handles incremental encoder feedback for rotor position and speed estimation. The 4.5V to 5.5V native supply simplifies interface to 5V gate drivers and analog current-sense amplifiers, eliminating level shifters in the feedback path.
추천
Switch-Mode Power Supply (SMPS) Digital Control
The DSPIC30F3011-30I/PT enables fully digital control of forward, flyback, and PFC boost converters. Its 30 MIPS throughput runs voltage-mode and peak-current-mode control loops at 100 kHz+ switching frequencies, while the 12-bit ADC with 200 ksps samples output voltage and current with sub-1% resolution. The 17-bit hardware MAC executes digital compensator (Type-II/Type-III) and input voltage feed-forward calculations in single-cycle latency, improving transient response over analog UC3842 designs.
추천
Uninterruptible Power Supply (UPS)
In on-line and line-interactive UPS designs, the DSPIC30F3011-30I/PT manages inverter control, battery charging, and AC output regulation from a single IC. The DSP engine runs RMS voltage calculation, PLL synchronization to mains, and SPWM generation for the inverter stage in real time. The wide 5V supply tolerance interfaces directly to 5V bias rails derived from the 12V/24V battery bus, and the 24KB Flash holds full state-of-charge algorithms plus the user-interface menu.
추천
Industrial Variable-Frequency Drive (VFD)
The DSPIC30F3011-30I/PT serves as the control MCU in low-power industrial VFDs (up to ~1 kW). It runs sensorless field-oriented control (FOC) using the ADC for current sensing and BEMF estimation in the back-EMF zero-crossing observer. The 6 PWM channels drive the IGBT/MOSFET inverter, and the QEI supports incremental encoder feedback when used in closed-loop servo mode. Industrial -40C to +85C operation matches factory-floor thermal requirements.
추천
HVAC Compressor and Fan Drive
The DSPIC30F3011-30I/PT powers variable-speed compressor and fan drives in HVAC systems, where it executes constant-torque or constant-airflow control algorithms. The 5V analog-friendly design simplifies interface to 5V thermistor and pressure sensor networks used in refrigeration feedback loops. The 24KB Flash holds manufacturer-specific refrigerant curve tables and fault-diagnostic logs, while the 1KB EEPROM stores commissioning parameters without battery backup.
추천
Appliance Motor Control (Washing Machine / Dishwasher)
White-goods appliance motor controllers use the DSPIC30F3011-30I/PT for direct-drive washing machine drum motors and dishwasher circulation pumps. Its integrated DSP instructions execute Kalman-filter sensorless FOC and trapezoidal commutation in less than 10 us per control cycle, leaving headroom for UI handling and safety diagnostics on the same MCU. The 5V tolerance and -40C to +85C industrial range meet IEC 60335 household appliance safety standards.
추천
추천 제품 요약
엔지니어링 참조 데이터: DSPIC30F3011-30I/PT — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC30F3011-20I/PT | DSPIC30F3011-30I/P | DSPIC30F3010T-30I/ML | DSPIC30F3010-30I/SO | DSPIC30F3010-30I/ML |
|---|---|---|---|---|---|---|
| Package | TQFP-44 (PT) | TQFP-44 (PT) - same | TQFP-44 (PT) - same family, 40-pin PDIP variant differs | TQFP-44 (PT) - same family, QFN-44 variant | TQFP-44 (PT) - same family, SO-28 variant | TQFP-44 (PT) - same family, QFN-44 variant |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Max CPU Speed | 30 MIPS | 20 MIPS (-33%) | 30 MIPS (same) | 30 MIPS (same) | 30 MIPS (same) | 30 MIPS (same) |
| Program Flash | 24 KB | 24 KB | 24 KB | 24 KB | 24 KB | 24 KB |
| Data RAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Supply Voltage | 4.5V to 5.5V | 4.5V to 5.5V | 4.5V to 5.5V | 4.5V to 5.5V | 4.5V to 5.5V | 4.5V to 5.5V |
| PWM Channels | 6 | 6 | 6 | 6 | 6 | 6 |
| ADC | 12-bit, 9 ch, 200 ksps | 12-bit, 9 ch, 200 ksps | 12-bit, 9 ch, 200 ksps | 12-bit, 8 ch, 200 ksps | 12-bit, 8 ch, 200 ksps | 12-bit, 8 ch, 200 ksps |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
주요 차별점
- 30 MIPS in a 5V-native 16-bit DSC with TQFP-44 footprint (vs DSPIC30F3010-30I/SO)
- Integrated Quadrature Encoder Interface (QEI) for closed-loop motor control (vs DSPIC30F2020-30I/MM)
- Higher-throughput DSP engine with 24KB Flash for full FOC implementations (vs DSPIC30F3010T-30I/ML)
설계 노트
The DSPIC30F3011-30I/PT requires a stable 4.5V to 5.5V supply on VDD and AVDD. Place a 10 uF tantalum or ceramic bulk capacitor and a 0.1 uF decoupling capacitor within 5 mm of each VDD/VSS pin pair (TQFP-44 has multiple VDD pins at pins 11, 28, 44). Estimated: at 30 MIPS full peripheral activity the core draws approximately 25 mA (0.13 W at 5V), so a 5V LDO with at least 100 mA capacity and 200 mV dropout headroom is recommended.
TQFP-44 layout requires 0.8 mm pitch traces and 0.4 mm via-in-pad if using a 4-layer stack-up. Route the analog AVSS and digital VSS as separate nets back to a single star-point ground under the IC to avoid digital switching noise coupling into ADC inputs. Keep ADC trace lengths under 25 mm and guard with a ground ring for best 12-bit ENOB performance in motor-current sensing applications.
Do not exceed the absolute maximum VDD of 5.5V (the DSPIC30F is a 5V-native part, unlike the 3.3V DSPIC33F family). When migrating code from a DSPIC33F design, the configuration bits for the oscillator and watchdog must be re-validated because the default PLL settings differ between families. Also, the PWM fault-input pin mapping on the TQFP-44 package differs from the 28-pin SPDIP variant - always re-pin your schematic when porting layouts between packages.
규정 준수 정보
RoHS and lead-free per Microchip product page. Not AEC-Q100 qualified - this is an industrial/consumer grade part. Halogen-free status not explicitly confirmed in the retrieved web data.
