DSPIC30F3011T-20I/ML - 16-bit 20 MIPS DSC, 24KB Flash | Microchip
MPN: DSPIC30F3011T-20I/ML ✓ AktifDSPIC30F3011T-20I/ML Genel Bakış
A Digital Signal Controller is a hybrid device that combines a microcontroller's deterministic peripherals and interrupt-driven control loop with a DSP engine's single-cycle MAC (multiply-accumulate) and barrel shifter. The dsPIC30F family in particular targets motor control, power conversion, and sensor conditioning; it sits in the taxonomy: DSC -> MCU -> embedded processor -> semiconductor. By integrating DSP-class instructions with PWM, ADC, and quadrature encoder interfaces, a DSC replaces a traditional MCU-plus-discrete-DSP two-chip architecture in closed-loop systems.
Key features include a 16-bit modified Harvard architecture with single-cycle 17x17-bit MAC, an integrated 10/12-bit ADC with multiple S&H channels, motor-control PWM with complementary outputs and dead-time control, a quadrature encoder interface, and an ECAN module. Communication peripherals comprise UART/USART, SPI, and I2C. The wide operating voltage (2.5-5.5 V) and rich analog make this DSC well suited to bridgeless PFC, BLDC, PMSM, and switched-mode power-supply digital control loops.
Typical applications include sensorless and sensored BLDC/PMSM motor drives, field-oriented control (FOC) for industrial drives, digital PFC and full-bridge converters, automotive auxiliary pumps and fans, and consumer appliance variable-frequency drives. The 24 KB Flash and 1 KB SRAM are sized for typical 3-phase FOC software stacks without external memory expansion.
Drop-in alternatifler için DSPIC30F3011T-20I/ML — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller DSPIC30F3011T-20I/ML (aynı form faktörü ve ayağa oturma) — farklı olan ADC, Package, Operating Temperature, Core Architecture, Mounting Type.
DSPIC30F3011-20E/ML
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC30F3011-20I/PT
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC30F3011T-20E/ML
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC30F3010T-30I/ML
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC30F3010-30I/ML
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC30F3013T-20I/ML
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →DSPIC30F3011T-20I/ML Maksimum Değerlendirmeler & Elektriksel Özellikler
| Core | dsPIC30F, 16-bit DSC |
| Maximum CPU Speed | 20 MIPS |
| Program Memory (Flash) | 24 KB (8K x 24) |
| Data RAM | 1 KB (1K x 8) |
| Data EEPROM | 1 KB |
| Supply Voltage (VDD) | 2.5 V to 5.5 V |
| İşletim Sıcaklığı | -40 C to +85 C (Industrial) |
| Paket | 44-QFN (8x8 mm), Tape & Reel |
| ADC | 10/12-bit, multi-channel |
| PWM Channels | 6 channels with complementary outputs and dead-time control |
| Quadrature Encoder Interface | Yes (QEI) |
| Communication Interfaces | UART/USART, SPI, I2C, ECAN |
| Montaj Türü | Surface Mount |
| RoHS Durumu | Compliant (Pb-free) |
DSPIC30F3011T-20I/ML 44-qfn (8x8 mm), tape & reel Pin Yapısı Kılavuzu
DSPIC30F3011T-20I/ML (44-qfn (8x8 mm), tape & reel paket) için pin yapısı. Bu dijital IC, GPIO, iletişim arayüzleri (UART, SPI, I2C) ve güç pinleri içerir. Alternatif pin işlevleri ve yapılandırma seçenekleri için üretici veri kitapçığını referans alın. Tünel sistem tasarımı ve PCB yerleşimi için temel bir bileşendir.
Ayrıntılı pin çıkış verisi mevcut değil: DSPIC30F3011T-20I/ML.
Aşağıdaki veri sayfası tam pin konfigürasyonu için.
Tipik Uygulamalar
DSPIC30F3011T-20I/ML için uygundur 6 uygulamas: Sensorless BLDC Motor Control, PMSM Field-Oriented Control (FOC), Digital PFC and Power Conversion, Industrial Variable-Frequency Drives, Automotive Auxiliary Pumps and Fans, Consumer Appliance Variable-Frequency Drives.
Sensorless BLDC Motor Control
The DSPIC30F3011T-20I/ML's motor-control PWM with complementary outputs and dead-time control plus its 10/12-bit ADC makes it ideal for sensorless BLDC motor drives using back-EMF zero-crossing detection. Its 20 MIPS and 17x17-bit single-cycle MAC can execute sensorless FOC algorithms with sample rates of 20-50 kHz, while the 24 KB Flash accommodates typical sensorless trapezoidal and sinusoidal commutation routines including startup ramps. The integrated QEI accepts Hall-sensor or encoder feedback for sensored backup.
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PMSM Field-Oriented Control (FOC)
The DSPIC30F3011T-20I/ML delivers the DSP-class single-cycle MAC throughput required for field-oriented control of permanent magnet synchronous motors. With 20 MIPS, it runs a full FOC loop including Park/Clarke transforms, PI current controllers, and SVM modulation at 10-20 kHz loop rates. Its 1 KB SRAM holds the Park/Clarke working state, while 24 KB Flash stores the entire FOC firmware stack. The 2.5-5.5 V supply supports direct connection to industrial 3.3 V and 5 V rails.
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Digital PFC and Power Conversion
The DSPIC30F3011T-20I/ML is suitable for digital power-factor correction and switched-mode power supplies up to several hundred watts. Its high-speed ADC samples input voltage and inductor current, while the motor-control PWM generates the boost-converter switch drive with adjustable dead-time. The DSC's interrupt latency under 100 ns ensures deterministic loop execution at 50-100 kHz switching frequencies, critical for CCM PFC control. SPI interfaces connect to isolated gate drivers for high-voltage stages.
Önerilen
Industrial Variable-Frequency Drives
The DSPIC30F3011T-20I/ML's wide operating voltage (2.5-5.5 V) and industrial temperature range (-40 C to +85 C) suit it for industrial VFD control boards driving 3-phase induction or PMSM motors. It integrates the necessary PWM, ADC, QEI, and communication peripherals to handle a complete low-voltage VFD up to ~1 kW. Its ECAN interface enables integration into CANopen or DeviceNet industrial fieldbus systems, while UART/SPI/I2C support simpler RS-485 or Modbus connections.
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Automotive Auxiliary Pumps and Fans
Although not AEC-Q100 qualified in this specific variant, the DSPIC30F3011T-20I/ML serves in 12 V automotive body-electronics subsystems such as coolant pumps, HVAC blowers, and radiator fans where industrial temperature grade suffices. The -I grade operates up to +85 C ambient, while the -E grade (-40 C to +125 C) handles under-hood environments. Its 20 MIPS and integrated motor-control peripherals drive BLDC pumps and fans directly, and SPI connects to external LIN or CAN slaves for body-network integration.
Önerilen
Consumer Appliance Variable-Frequency Drives
The DSPIC30F3011T-20I/ML powers inverter boards in white goods such as washing-machine direct-drive drum motors, refrigerator compressors, and air-conditioner outdoor-unit fans. Its cost-optimized 16-bit DSC core replaces a traditional MCU plus external DSP, reducing BOM cost. The on-chip 10/12-bit ADC samples motor phase currents, while the PWM block generates the inverter switching signals with programmable dead-time. The 24 KB Flash accommodates full V/Hz and sensorless vector control firmware.
Önerilen
Önerilen Ürünler Özeti
Mühendislik referans verileri: DSPIC30F3011T-20I/ML — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | DSPIC30F3011-20E/ML | DSPIC30F3011-20I/PT | DSPIC30F3010T-30I/ML | DSPIC30F3013T-20I/ML |
|---|---|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | dsPIC30F, 16-bit DSC | dsPIC30F, 16-bit DSC | dsPIC30F, 16-bit DSC | dsPIC30F, 16-bit DSC | dsPIC30F, 16-bit DSC |
| Maximum MIPS | 20 MIPS | 20 MIPS | 20 MIPS | 30 MIPS | 20 MIPS |
| Program Flash | 24 KB | 24 KB | 24 KB | 28 KB | 24 KB |
| Data RAM | 1 KB | 1 KB | 1 KB | 2 KB | 1 KB |
| EEPROM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) |
| Supply Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
Ana Farklılayıcılar
- Wider temperature range in -E variant for harsh environments (karşılaştırma:DSPIC30F3011-20E/ML)
- Higher MIPS and more RAM in same 44-QFN footprint (karşılaştırma:DSPIC30F3010T-30I/ML)
- More peripheral channels with same footprint for richer motor-control designs (karşılaştırma:DSPIC30F3013T-20I/ML)
Tasarım Notları
The 44-QFN (8x8 mm) package has an exposed thermal pad that must be soldered to a copper pour of at least 1 square inch for adequate heat dissipation, even though this device typically dissipates less than 0.5 W. Place 100 nF decoupling capacitors as close as possible to every VDD/VSS pair, with an additional 10 uF bulk capacitor near the package. Use a four-layer PCB with continuous ground plane to minimize EMI from the high-speed PWM switching signals.
Do not assume the DSPIC30F3011T-20I/ML and DSPIC30F3013T-20I/ML are drop-in compatible at the firmware level - the 3013 has additional peripheral channels and different interrupt vector assignments. Verify all pinout details against the dsPIC30F3010/3011 datasheet (DS70141F) before board-level substitution. Also note that the -I (industrial) grade operates only to +85 C; for under-hood or higher-temperature environments, switch to the -E (extended) variant.
Route the PWM outputs (PWM1H/L through PWM3H/L) as differential pairs with matched lengths to the gate-driver inputs, keeping traces short and away from sensitive analog ADC inputs. Add a 100 ohm series resistor near the DSC pin on each PWM line to dampen transmission-line ringing when driving capacitive gate loads. For motor phase-current sensing, use the dsPIC30F's dedicated sample-and-hold ADC channels triggered by the PWM module for sub-microsecond synchronized sampling critical for FOC.
Uyumluluk Bilgisi
Pb-free per Microchip product markings. RoHS compliant. Not AEC-Q100 qualified - choose automotive-grade dsPIC33F variants for AEC-Q100 applications.
