DSPIC30F3011-30I/PT - 30 MIPS 16-bit DSC, 24KB Flash | Microchip
Артикул: DSPIC30F3011-30I/PT ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 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 Обзор
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.
Аналоги без доработки для DSPIC30F3011-30I/PT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с DSPIC30F3011-30I/PT (тот же форм-фактор и посадочное место) — отличается по ADC, Package, Core Architecture, MSL Level, Maximum CPU Speed.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
DSPIC30F3011-20I/PT
✅ Прямая замена✓ В наличии
$3.85 / шт.
Открыть даташит →DSPIC30F3011-30I/P
✅ Прямая замена✓ В наличии
$7.4 / шт.
Открыть даташит →DSPIC30F3010T-30I/ML
✅ Прямая замена✓ В наличии
$3.99 / шт.
Открыть даташит →DSPIC30F3010-30I/SO
✅ Прямая замена✓ В наличии
$5.64 / шт.
Открыть даташит →DSPIC30F3010-30I/ML
✅ Прямая замена✓ В наличии
$4.45 / шт.
Открыть даташит →DSPIC30F3011-30I/PT Максимальные параметры и электрические характеристики
| 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 |
| Рабочая температура | -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 |
| Корпус | 44-pin TQFP (PT), 10 mm x 10 mm, 0.80 mm height |
| Multiplier | 17-bit x 17-bit single-cycle hardware |
| Тип монтажа | Surface Mount |
| Уровень MSL | 3 (168 hours) |
| Статус RoHS | Compliant |
Конфигурация выводов DSPIC30F3011-30I/PT
| Контакт 1 | SDA/RG0 — I2C data / general digital I/O |
| Контакт 2 | SCL/RG1 — I2C clock / general digital I/O |
| Контакт 3 | MCLR — Master Clear (reset) input, active low |
| Контакт 4 | RA0/AN0 — Analog input 0 / general digital I/O |
| Контакт 5 | RA1/AN1 — Analog input 1 / general digital I/O |
| Контакт 6 | RA2/AN2 — Analog input 2 / general digital I/O |
| Контакт 7 | RA3/AN3 — Analog input 3 / general digital I/O |
| Контакт 8 | RA4/AN4 — Analog input 4 / general digital I/O |
| Контакт 9 | AVDD — Analog supply voltage (5V) |
| Контакт 10 | AVSS — Analog ground |
| Контакт 11 | VDD — Digital supply voltage (4.5V to 5.5V) |
| Контакт 12 | VSS — Digital ground |
| Контакт 13 | RB0/AN8 — Analog input 8 / general digital I/O |
| Контакт 14 | RB1/AN9 — Analog input 9 / general digital I/O |
| Контакт 15 | RB2/AN10 — Analog input 10 / general digital I/O |
| Контакт 16 | RB3/AN11 — Analog input 11 / general digital I/O |
| Контакт 17 | RB4/AN12 — Analog input 12 / general digital I/O |
| Контакт 18 | RB5/AN13 — Analog input 13 / general digital I/O |
| Контакт 19 | RB6/AN14 — Analog input 14 / general digital I/O |
| Контакт 20 | RB7/AN15 — Analog input 15 / general digital I/O |
| Контакт 21 | RC13 — General digital I/O |
| Контакт 22 | RC14 — General digital I/O |
| Контакт 23 | RD8 — General digital I/O |
| Контакт 24 | RD9 — General digital I/O |
| Контакт 25 | RD10 — General digital I/O |
| Контакт 26 | RD11 — General digital I/O |
| Контакт 27 | RD12 — General digital I/O |
| Контакт 28 | RD13 — General digital I/O |
| Контакт 29 | RD14 — General digital I/O |
| Контакт 30 | RD15 — General digital I/O |
| Контакт 31 | RE0 — General digital I/O |
| Контакт 32 | RE1 — General digital I/O |
| Контакт 33 | RE2 — General digital I/O |
| Контакт 34 | RE3 — General digital I/O |
| Контакт 35 | RE4 — General digital I/O |
| Контакт 36 | RE5 — General digital I/O |
| Контакт 37 | RE6 — General digital I/O |
| Контакт 38 | RE7 — General digital I/O |
| Контакт 39 | RF0 — General digital I/O |
| Контакт 40 | RF1 — General digital I/O |
| Контакт 41 | RF2 — General digital I/O |
| Контакт 42 | RF3 — General digital I/O |
| Контакт 43 | RF4 — General digital I/O |
| Контакт 44 | RF5 — General digital I/O |
Типичное применение
DSPIC30F3011-30I/PT подходит для 6 применениеs: 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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
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.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для DSPIC30F3011-30I/PT — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | 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 |
Ключевые отличия
- 30 MIPS in a 5V-native 16-bit DSC with TQFP-44 footprint (против DSPIC30F3010-30I/SO)
- Integrated Quadrature Encoder Interface (QEI) for closed-loop motor control (против DSPIC30F2020-30I/MM)
- Higher-throughput DSP engine with 24KB Flash for full FOC implementations (против DSPIC30F3010T-30I/ML)
Заметки по проектированию
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.
Информация о соответствии
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.
