DSPIC30F3010-30I/SO - 16-bit Motor Control DSC, 30 MIPS, 24KB Flash | Microchip
MPN: DSPIC30F3010-30I/SO β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.4 | $9.40 |
| 10 | $8.46 | $84.60 |
| 100 | $7.52 | $752.00 |
| 500 | $6.58 | $3,290.00 |
| 1,000 | $5.64 | $5,640.00 |
DSPIC30F3010-30I/SO Overview
What is a Digital Signal Controller? A DSC (Digital Signal Controller) is a hybrid semiconductor device that combines the deterministic interrupt response and peripheral integration of a microcontroller (MCU) with the high-throughput computational engine of a digital signal processor (DSP). Positioned in the hierarchy DSC -> MCU + DSP -> embedded controller -> semiconductor, the dsPIC30F family targets cost-sensitive real-time control where neither a pure MCU (insufficient throughput) nor a standalone DSP (weak peripherals) is appropriate.
Key features include six hardware PWM channels with complementary outputs and programmable dead-time, a 12-bit ADC with up to 200 ksps throughput, three 16-bit timers, an I2C module, two UART modules, and an SPI interface. The motor control PWM (MCPWM) supports center-aligned and edge-aligned modes, fault inputs, and trigger ADC sampling on PWM edges.
The DSP engine uses a C compiler-friendly instruction set that supports both fractional and integer math. Native DSP instructions execute in a single cycle including MAC (multiply-accumulate) and ED (Euclidean distance) operations. The result is deterministic execution of field-oriented control (FOC) algorithms for three-phase BLDC and PMSM motors in fewer cycles than equivalent MCU-only implementations.
Typical applications include BLDC/PMSM motor drives, sensorless motor control using BEMF zero-crossing detection, digital PFC stages in switched-mode power supplies, uninterruptible power supplies, and consumer appliances such as washing machines and refrigerator compressors. The 30 MIPS throughput comfortably runs sensorless FOC at switching frequencies up to 20 kHz.
When designing with this device, ensure decoupling capacitors are placed close to VDD/AVDD/VSS pins and route analog/digital grounds carefully. The 30I industrial temperature grade (-40C to +85C) makes it suitable for non-automotive industrial environments, but AEC-Q100 qualified variants such as dsPIC30F3010-I/SO should be selected for under-hood automotive motor control applications.
This page synthesizes distributor pricing, drop-in same-family alternatives, design notes, and a 28-pin SOIC pinout that complement - but do not replace - the Microchip device datasheet.
Drop-in alternatives for DSPIC30F3010-30I/SO β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC30F3010-30I/SO (same form factor and footprint) β differing in ADC, Package, Core Architecture, Timers, Maximum CPU Speed.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
DSPIC30F3011-30I/SO
β Drop-Inπ Reference alternative (not in catalog)
DSPIC30F2010-30I/SO
β Drop-Inπ Reference alternative (not in catalog)
DSPIC30F3013-30I/SO
β Drop-Inβ In Stock
$3.74 / Unit
View Datasheet βDSPIC30F3012-30I/SO
β Drop-Inπ Reference alternative (not in catalog)
DSPIC30F3010-20I/SO
β Drop-Inβ In Stock
$4.1 / Unit
View Datasheet βDSPIC30F3010-30I/SO Maximum Ratings & Electrical Characteristics
| Product Family | dsPIC30F |
| Core Architecture | 16-bit Modified Harvard DSC |
| Program Memory (Flash) | 24 KB (8K x 24) |
| Data RAM | 1 KB (512 x 16) |
| Data EEPROM | 1 KB |
| Maximum CPU Speed | 30 MIPS (40 MHz TCY) |
| Operating Voltage | 2.5 V to 5.5 V |
| ADC | 12-bit, up to 200 ksps, 6 channels |
| PWM Channels | 6 (3 complementary pairs with dead-time) |
| Timers | Three 16-bit timers/counters |
| UART | 2 |
| SPI | 1 |
| I2C | 1 |
| Package | 28-pin SOIC (7.50 mm wide-body) |
| Operating Temperature Range | -40 C to +85 C (Industrial, 'I') |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| MSL Level | 1 (unlimited) |
DSPIC30F3010-30I/SO Pin Configuration
| Pin 1 | SDA/RG3 β I2C data or remappable GPIO |
| Pin 2 | SCL/RG2 β I2C clock or remappable GPIO |
| Pin 3 | MCLR β Master clear (reset) input, active low |
| Pin 4 | OSC1 β Crystal oscillator input / external clock |
| Pin 5 | OSC2 β Crystal oscillator output |
| Pin 6 | VSS β Digital ground |
| Pin 7 | RC15 β GPIO / remappable peripheral |
| Pin 8 | VDD β Digital power supply (2.5-5.5V) |
| Pin 9 | PWM1H/RD0 β PWM output 1 high-side / remappable GPIO |
| Pin 10 | PWM1L/RD1 β PWM output 1 low-side / remappable GPIO |
| Pin 11 | PWM2H/RD2 β PWM output 2 high-side / remappable GPIO |
| Pin 12 | PWM2L/RD3 β PWM output 2 low-side / remappable GPIO |
| Pin 13 | PWM3H/RD4 β PWM output 3 high-side / remappable GPIO |
| Pin 14 | PWM3L/RD5 β PWM output 3 low-side / remappable GPIO |
| Pin 15 | AN0/RB0 β Analog input 0 / GPIO |
| Pin 16 | AN1/RB1 β Analog input 1 / GPIO |
| Pin 17 | AN2/RB2 β Analog input 2 / GPIO |
| Pin 18 | AN3/RB3 β Analog input 3 / GPIO |
| Pin 19 | AN4/RB4 β Analog input 4 / GPIO |
| Pin 20 | AN5/RB5 β Analog input 5 / GPIO |
| Pin 21 | AVSS β Analog ground |
| Pin 22 | AVDD β Analog power supply |
| Pin 23 | U1RX/RF2 β UART1 receive / remappable GPIO |
| Pin 24 | U1TX/RF3 β UART1 transmit / remappable GPIO |
| Pin 25 | VSS β Digital ground |
| Pin 26 | VDD |
| Pin 27 | TDI/RB7 β JTAG TDI / GPIO |
| Pin 28 | TCK/RB6 β JTAG TCK / GPIO |
Typical Applications
DSPIC30F3010-30I/SO is suitable for 6 applications: Sensorless BLDC Motor Drive, PMSM Field-Oriented Control (FOC), Digital Power Factor Correction (PFC), Uninterruptible Power Supply (UPS) Control, Appliance Motor Control (Washing Machines, Refrigerators), Industrial Sensorless Pumps and Fans.
Sensorless BLDC Motor Drive
The DSPIC30F3010-30I/SO is a canonical choice for sensorless BLDC motor control in fans, pumps and small appliances. Its 30 MIPS DSP engine executes zero-crossing back-EMF detection at the 20 kHz PWM rate, while six PWM outputs in three complementary pairs with programmable dead-time directly drive a three-phase inverter. The 12-bit ADC sampling at 200 ksps synchronizes to the PWM edges for accurate current sensing, and 1KB EEPROM stores per-motor calibration constants. Compared with software PWM on a generic MCU, the dedicated MCPWM reduces interrupt overhead and frees DSP cycles for commutation logic and PI speed control. Reference Microchip application note AN1078 for a complete sensorless FOC reference firmware.
Recommended
PMSM Field-Oriented Control (FOC)
For sensored and sensorless PMSM drives in industrial servo and e-bike applications, the DSPIC30F3010-30I/SO delivers the single-cycle MAC throughput that field-oriented control requires. Its 17x17 hardware multiplier and 40-bit accumulator execute Clarke, Park and inverse-Park transforms with deterministic timing, while the DSP engine completes a full current loop in roughly 3 microseconds at 30 MIPS. The 24KB Flash accommodates PI tuning, space-vector modulation, and optional encoder interface firmware. The integrated QEI (Quadrature Encoder Interface) on compatible variants simplifies sensored servo designs, and dual UARTs expose RS-485 Modbus for industrial networking.
Recommended
Digital Power Factor Correction (PFC)
The DSPIC30F3010-30I/SO supports digital PFC stages in switched-mode power supplies and UPS front-ends. Its 30 MIPS throughput runs average current-mode control loops at 50 kHz switching frequency, while the 12-bit ADC samples input voltage and current with sub-microsecond latency synchronized to the PWM. The DSP engine computes RMS input voltage, target current reference, and PI compensation in real time, achieving PF > 0.99 with <5% THD. The 28-SOIC package provides adequate thermal margin at typical PFC board power levels, and the 5V-tolerant I/O simplifies interface to legacy analog control sections in retrofit designs.
Recommended
Uninterruptible Power Supply (UPS) Control
In line-interactive and double-conversion UPS systems, the DSPIC30F3010-30I/SO handles inverter control, battery management and AC line synchronization. The 24KB Flash and 1KB EEPROM store battery charge profiles, calibration data, and run-time estimation algorithms, while the dual UARTs connect to RS-232/RS-485 status monitoring. PWM channels drive the inverter IGBTs with 50/60 Hz sinusoidal SPWM, and the 12-bit ADC monitors DC bus voltage and current for over-current protection. The 30 MIPS throughput maintains the inverter control loop and battery charging algorithm simultaneously, and the industrial -40 to +85 C range suits UPS environments with elevated ambient.
Recommended
Appliance Motor Control (Washing Machines, Refrigerators)
Consumer appliances such as washing machine drum drives, refrigerator compressors and dishwasher pumps use the DSPIC30F3010-30I/SO for direct-driven BLDC and PMSM motors. Its 5V-tolerant I/O interfaces directly with 5V Hall sensors and triac gate drivers used in legacy appliance boards, while the DSP engine runs load-balancing algorithms for uneven drum loads. EEPROM stores wash-cycle calibration, regional mains frequency and customer setting preferences. The wide 2.5-5.5V operating range tolerates rectified mains ripple, and the 30I industrial temperature grade handles under-cabinet thermal rise. The 28-SOIC wide-body remains hand-solderable for prototype and low-volume production.
Recommended
Industrial Sensorless Pumps and Fans
Industrial pumps and HVAC fans requiring variable speed benefit from the DSPIC30F3010-30I/SO's sensorless control and integrated protection features. Its MCPWM module provides fault inputs that gate the PWM outputs within 200 nanoseconds, protecting the inverter from over-current events, while the ADC's simultaneous sampling mode captures two motor phase currents at the same instant for accurate commutation timing. The 1KB SRAM holds the software stack and observer state, and the 24KB Flash fits PID control, ramp profiling, and Modbus RTU stack for integration into building automation systems. The industrial temperature grade ensures operation in unconditioned electrical cabinets.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC30F3010-30I/SO β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC30F3011-30I/SO | DSPIC30F2010-30I/SO | DSPIC30F3013-30I/SO | DSPIC30F3012-30I/SO | DSPIC30F3010-20I/SO |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC (wide-body) | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same | 28-SOIC (wide-body) - same |
| Flash Program Memory | 24 KB | 48 KB | 12 KB | 40 KB | 24 KB | 24 KB |
| RAM | 1 KB | 2 KB | 1 KB | 2 KB | 2 KB | 1 KB |
| EEPROM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| CPU Speed | 30 MIPS | 30 MIPS | 30 MIPS | 30 MIPS | 30 MIPS | 20 MIPS |
| ADC Channels | 6 | 8 | 6 | 8 | 8 | 6 |
| CAN Module | No | No | No | Yes | Yes | No |
| PWM Channels | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) | 6 (3 complementary pairs) |
Key Differentiators
- Balanced Flash-to-cost ratio for entry-level FOC (vs DSPIC30F3011-30I/SO)
- Lower pin count, easier hand-soldering (vs DSPIC33FJ64MC802)
- No CAN module, simplifies firmware stack (vs DSPIC30F3012-30I/SO)
Design Notes
Place 100 nF decoupling capacitors within 3 mm of each VDD/AVDD pin and connect VSS/AVSS to a low-impedance ground plane. The DSP engine can produce fast supply current transients during MAC operations; without local decoupling, these can couple into analog inputs and degrade ADC accuracy. Use separate analog and digital ground regions joined at a single point under the device.
Route the three PWM complementary pairs (PWM1H/L, PWM2H/L, PWM3H/L) as parallel impedance-matched traces with consistent length to within 5 mm to minimize inverter switching skew. Keep high-di/dt gate-drive traces away from sensitive analog inputs (AN0-AN5); adding a ground guard trace between them reduces capacitive coupling by an order of magnitude.
Do not configure the ADC for sampling currents during the PWM dead-time when current is undefined; sample during the flat portion of the PWM duty cycle for accurate readings. Failing to synchronize ADC sampling to PWM events causes torque ripple and audible noise in motor drive applications. Use the MCPWM special event trigger to start ADC conversion at the user-defined PWM counter match.
Estimated: At 30 MIPS full load, the dsPIC30F3010 core draws approximately 30 mA at 5 V (150 mW). Add 10 mA for ADC, peripherals, and I/O switching for a total 200 mW. The 28-SOIC wide-body thermal pad (or lead frame in SO) provides theta_JA around 80 C/W, yielding a 16 C temperature rise above ambient - well within the 85 C industrial limit without forced airflow.
Compliance Information
RoHS compliant and lead-free per Microchip product page. Not AEC-Q100 qualified - this is the standard industrial-grade part; AEC-Q100 qualified variants exist in the dsPIC30F family for under-hood automotive applications. REACH compliance per Microchip environmental statement.
