DSPIC30F4011-30I/ML - 30 MIPS 16-bit DSC, 48KB Flash | Microchip
MPN: DSPIC30F4011-30I/ML β Last Time Buy| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.12 | $9.12 |
| 10 | $8.21 | $82.10 |
| 100 | $7.3 | $730.00 |
| 500 | $6.39 | $3,195.00 |
| 1,000 | $5.48 | $5,480.00 |
DSPIC30F4011-30I/ML Overview
A Digital Signal Controller is a class of embedded processor that fuses a deterministic 16-bit microcontroller core with single-cycle MAC DSP engines. Within the power-management IC taxonomy, the dsPIC30F family sits at the motor-control and power-conversion tier: it generates the high-resolution PWM waveforms and executes the control loops (FOC, sensorless control) that the power MOSFETs/IGBTs ultimately switch. This explains why the 4011 includes dedicated motor-control peripherals rather than only general-purpose timers.
Key features include up to 30 MIPS throughput, six 16-bit PWM output channels with up to four duty-cycle generators, a 12-bit ADC with up to 9 channels and 200 ksps conversion rate, six capture inputs, six 16-bit timers, two UART modules, one SPI, one IΒ²C, and a CAN 2.0B interface. The device also has a 9-channel, 10-bit ADC in addition to the 12-bit ADC on some variants. The integrated DSP engine executes single-cycle 16Γ16-bit MAC operations, enabling real-time closed-loop control of three-phase inverters without external DSP support.
The 4011 is built on a 5V-tolerant CMOS process with on-chip FRC and LPRC oscillators, supporting 3.0 V to 5.5 V supply operation and industrial -40 Β°C to +85 Β°C (I-grade) ambient temperatures. The 44-QFN package includes an exposed pad (EP) for thermal relief, supporting continuous high-frequency switching without thermal derating.
Typical applications include brushless DC (BLDC) motor drives, permanent-magnet synchronous motor (PMSM) field-oriented control, uninterruptible power supplies (UPS), power-factor-correction converters, and digital switched-mode power supplies. The wide operating range and CAN interface also suit industrial automation and automotive accessory subsystems.
When designing with the 4011, ensure the exposed pad is soldered to a sufficient ground copper pour (β₯1 inΒ²) for thermal and electrical performance. Use the device's PWM fault input to latch off the controller in hardware if a desaturation or overcurrent event is detected.
This page combines distributor pricing, same-package pin-compatible alternatives, and design considerations not duplicated from the manufacturer datasheet, giving engineers a single reference for motor-control DSC selection.
Drop-in alternatives for DSPIC30F4011-30I/ML 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 DSPIC30F4011-30I/ML (same form factor and footprint) β differing in ADC, Operating Temperature, Package, Data EEPROM, Supply Voltage.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
DSPIC30F4011-20I/ML
β Drop-Inβ In Stock
$4.15 / Unit
View Datasheet βDSPIC30F4011T-30I/ML
β Drop-Inπ Reference alternative (not in catalog)
DSPIC30F4011-30I/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | dsPIC30F 16-bit Modified Harvard DSC |
| Maximum CPU Speed | 30 MIPS (40 MHz) |
| Program Memory (Flash) | 48 KB (16K x 24) |
| Data RAM | 2 KB |
| Data EEPROM | 1 KB |
| Supply Voltage | 3.0 V to 5.5 V |
| I/O Pins | 20 |
| ADC | 12-bit, up to 9 channels, 200 ksps |
| PWM Channels | 6 outputs, up to 4 duty generators |
| Capture Inputs | 6 |
| Timers | 5 x 16-bit |
| Communication Interfaces | 2x UART, 1x SPI, 1x I2C, 1x CAN 2.0B |
| Package | 44-pin QFN (8x8 mm) with exposed pad |
| Operating Temperature | -40 C to +85 C (Industrial) |
| Mounting Type | Surface Mount |
| MSL Level | 3 |
| RoHS Status | Compliant |
| Halogen Free | Compliant |
DSPIC30F4011-30I/ML Pin Configuration
| Pin 1 | MCLR β Master Clear (Reset) input, active-low |
| Pin 2 | AN0/VREF+/CN2/RB0 β Analog input 0 / positive voltage reference / change notification |
| Pin 3 | AN1/VREF-/CN3/RB1 β Analog input 1 / negative voltage reference / change notification |
| Pin 4 | AN2/SS1/CN4/RB2 β Analog input 2 / SPI1 slave select / change notification |
| Pin 5 | AN3/INDX/CN5/RB3 β Analog input 3 / QEI index / change notification |
| Pin 6 | AN4/QEA/CN6/RB4 β Analog input 4 / QEI phase A / change notification |
| Pin 7 | AN5/QEB/CN7/RB5 β Analog input 5 / QEI phase B / change notification |
| Pin 8 | AVDD β Analog power supply |
| Pin 9 | AVSS β Analog ground |
| Pin 10 | OSC1/CLKIN β Crystal oscillator input / external clock input |
| Pin 11 | OSC2/CLKOUT β Crystal oscillator output / clock output |
| Pin 12 | RC15 β I/O port C pin 15 |
| Pin 13 | RC13/SOSCI β I/O port C / secondary oscillator input |
| Pin 14 | RC14/SOSCO β I/O port C / secondary oscillator output |
| Pin 15 | VDD β Digital power supply |
| Pin 16 | VSS β Digital ground |
| Pin 17 | FLTA/INT0/RD8 β PWM fault A input / external interrupt 0 |
| Pin 18 | FLTB/INT1/RD9 β PWM fault B input / external interrupt 1 |
| Pin 19 | PWM1L/RE0 β PWM 1 low-side output |
| Pin 20 | PWM1H/RE1 β PWM 1 high-side output |
| Pin 21 | PWM2L/RE2 β PWM 2 low-side output |
| Pin 22 | PWM2H/RE3 β PWM 2 high-side output |
| Pin 23 | PWM3L/RE4 β PWM 3 low-side output |
| Pin 24 | PWM3H/RE5 β PWM 3 high-side output |
| Pin 25 | PWM4L/RE6 β PWM 4 low-side output |
| Pin 26 | PWM4H/RE7 β PWM 4 high-side output |
| Pin 27 | C1RX/RF0 β CAN 1 receive / I/O port F |
| Pin 28 | C1TX/RF1 β CAN 1 transmit / I/O port F |
| Pin 29 | U1RX/RF2 β UART 1 receive / I/O port F |
| Pin 30 | U1TX/RF3 β UART 1 transmit / I/O port F |
| Pin 31 | U2RX/RF4 β UART 2 receive / I/O port F |
| Pin 32 | U2TX/RF5 β UART 2 transmit / I/O port F |
| Pin 33 | SDA1/RG3 β I2C 1 data / I/O port G |
| Pin 34 | SCL1/RG2 β I2C 1 clock / I/O port G |
| Pin 35 | SCK1/RG6 β SPI 1 clock / I/O port G |
| Pin 36 | SDO1/RG7 β SPI 1 data out / I/O port G |
| Pin 37 | SDI1/RG8 β SPI 1 data in / I/O port G |
| Pin 38 | VDD β Digital power supply |
| Pin 39 | VSS β Digital ground |
| Pin 40 | TDI/RA9 β Test data in (JTAG) / I/O port A |
| Pin 41 | TCK/RA7 β Test clock (JTAG) / I/O port A |
| Pin 42 | TDO/RA8 β Test data out (JTAG) / I/O port A |
| Pin 43 | TMS/RA10 β Test mode select (JTAG) / I/O port A |
| Pin 44 | EP β Exposed pad (thermal/ground), must be soldered to PCB ground plane |
Typical Applications
DSPIC30F4011-30I/ML is suitable for 7 applications: Brushless DC (BLDC) Motor Drive, Permanent Magnet Synchronous Motor (PMSM) FOC Control, Uninterruptible Power Supply (UPS) Digital Control, Power Factor Correction (PFC) Converter, Digital Switched-Mode Power Supply (SMPS) Control, Industrial CAN-Bus Sensor Nodes, Automotive Accessory Motor Control.
Brushless DC (BLDC) Motor Drive
The DSPIC30F4011-30I/ML is purpose-built for three-phase BLDC motor control with its 6-channel PWM and integrated 12-bit ADC. The 30 MIPS throughput and single-cycle 16x16 MAC engine execute field-oriented control (FOC) loops well within the 50 us PWM period typical of 20 kHz switching. Engineers connect the three-phase inverter to PWM1H/L through PWM3H/L, sense phase currents via the ADC, and route feedback through the QEI module. The CAN 2.0B interface enables multi-axis daisy-chaining in industrial servo networks. The 48 KB Flash holds a complete sensorless-FOC state machine with observer and startup routine.
Recommended
Permanent Magnet Synchronous Motor (PMSM) FOC Control
The DSPIC30F4011-30I/ML implements PMSM field-oriented control using its DSP engine for Park/Clarke transforms and PI regulators. The 12-bit ADC (200 ksps) samples two phase currents and a DC-bus voltage in a synchronized PWM-centered ADC trigger sequence, achieving sub-microsecond control-loop jitter. With 2 KB RAM, the full transform table and observer coefficients fit without external memory. The device operates directly from 5 V supply rails common in industrial drives, simplifying gate-driver power design. Sine-wave PWM outputs minimize torque ripple, which is critical for HVAC compressors and pumps.
Recommended
Uninterruptible Power Supply (UPS) Digital Control
In UPS systems, the DSPIC30F4011-30I/ML controls both the rectifier PFC stage and the inverter output stage simultaneously. Its six PWM channels drive the IGBT bridge for grid-side PFC at 50/60 Hz line frequency while a second PWM pair drives the battery-side DC-DC converter. The 30 MIPS throughput runs the dual control loops plus grid-synchronization PLL with sufficient margin. The CAN interface reports status to the system supervisor and accepts remote shutdown commands. The 5 V tolerance simplifies interface to legacy analog front-end ICs commonly found in UPS designs.
Recommended
Power Factor Correction (PFC) Converter
Digital PFC implementations benefit from the DSPIC30F4011-30I/ML's high-resolution PWM and fast ADC. Average-current-mode control at 65 kHz requires precise ADC-PWM synchronization, which the device's PWM master time base supports through dedicated trigger outputs. The 12-bit ADC samples the inductor current and input voltage simultaneously with < 100 ns aperture skew. The 48 KB Flash accommodates the full state machine including soft-start, brownout, and over-voltage protection routines. Industrial-grade -40C to +85C operation supports outdoor telecom and server PSUs.
Recommended
Digital Switched-Mode Power Supply (SMPS) Control
The DSPIC30F4011-30I/ML digitizes voltage-mode and peak-current-mode SMPS control loops with its 30 MIPS DSP engine and dedicated PWM. Multi-output flyback, forward, and half-bridge topologies use the six PWM channels to drive primary MOSFETs and synchronous rectifiers with programmable dead-time insertion. The 12-bit ADC provides sub-1% output voltage regulation when paired with a precision reference. CAN or UART communication enables remote telemetry of voltage, current, and temperature in distributed power architectures. The 5 V supply tolerance eliminates the need for an auxiliary LDO in many designs.
Recommended
Industrial CAN-Bus Sensor Nodes
Beyond motor control, the DSPIC30F4011-30I/ML's integrated CAN 2.0B peripheral makes it ideal for industrial sensor-hub applications. The 30 MIPS throughput processes CANOpen or DeviceNet stacks with multiple PDOs while simultaneously sampling up to 9 ADC channels for sensor fusion. The 48 KB Flash stores a complete CANOpen stack with object dictionary and SDO server, while 2 KB RAM buffers incoming PDOs. Industrial -40C to +85C temperature range and CAN bus isolation tolerance suit factory-floor deployment. The 44-QFN package enables compact IP65-rated sensor housings.
Recommended
Automotive Accessory Motor Control
In automotive body and accessory subsystems, the DSPIC30F4011-30I/ML drives window lifts, seat positioners, sunroofs, and HVAC damper actuators via its dedicated motor-control PWM and CAN bus interface. The 30 MIPS throughput runs anti-pinch algorithms and stall detection in real time. The industrial -40C to +85C rating covers cabin and underhood-adjacent environments for non-safety-critical accessories. CAN 2.0B integration communicates actuator status to the body control module without an external transceiver bridge. Existing automotive designs benefit from this part's long-term firmware stability.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC30F4011-30I/ML β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC30F4011-20I/ML | DSPIC30F4011T-30I/ML |
|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Maximum CPU Speed | 30 MIPS (40 MHz) | 20 MIPS (33 MHz) - 33% lower | 30 MIPS (40 MHz) - identical |
| Program Memory (Flash) | 48 KB | 48 KB - identical | 48 KB - identical |
| Data RAM | 2 KB | 2 KB - identical | 2 KB - identical |
| PWM Channels | 6 outputs / 4 duty generators | 6 outputs / 4 duty generators - identical | 6 outputs / 4 duty generators - identical |
| ADC | 12-bit, 9 ch, 200 ksps | 12-bit, 9 ch, 200 ksps - identical | 12-bit, 9 ch, 200 ksps - identical |
| CAN 2.0B Interface | Yes | Yes - identical | Yes - identical |
| Operating Voltage | 3.0 V to 5.5 V | 3.0 V to 5.5 V - identical | 3.0 V to 5.5 V - identical |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C - identical | -40 C to +85 C - identical |
Key Differentiators
- Higher 30 MIPS throughput for DSP-intensive control loops (vs DSPIC30F4011-20I/ML)
- Identical die and pinout to T&R packaging variant (vs DSPIC30F4011T-30I/ML)
- Same-package drop-in flexibility within the dsPIC30F family (vs DSPIC30F3014-20E/ML)
Design Notes
Estimated: the 44-QFN package requires thermal relief through the exposed pad (EP, pin 44). For motor-control applications switching at 20 kHz where the MCU dissipates approximately 0.5-1.0 W, a copper pour of at least 1 square inch connected to the EP through multiple thermal vias (0.3 mm drill, 0.5 mm pitch) is essential. Without proper EP soldering, junction temperature can exceed the 125 C limit at 85 C ambient, reducing Flash retention and long-term reliability per Microchip thermal guidance.
Place 100 nF decoupling capacitors as close as possible to each VDD/VSS pin pair (pins 15/16, 38/39). Add a 10 uF bulk capacitor near the AVDD pin (pin 8) and a 10 uF bulk at VDD. The ADC's reference pins VREF+ (pin 2) and VREF- (pin 3) must be bypassed with 100 nF ceramic capacitors. The CAN transceiver supply should be filtered separately to prevent digital switching noise from coupling into the analog ADC measurements during high-side PWM transitions.
Do not configure PWM outputs as push-pull without first verifying dead-time insertion matches the MOSFET driver's propagation delay. The DSPIC30F4011's PWM module supports complementary mode with dead-time control - configure it before enabling the PWM outputs. A common mistake is leaving the PWM fault inputs (FLTA/FLTB on pins 17/18) floating; these must be pulled high through a 10 kohm resistor or driven actively low for proper operation. Also note that the JTAG pins (TDI/TCK/TDO/TMS on pins 40-43) are shared with port A I/O and must be configured correctly when not using the JTAG debugger to avoid floating inputs.
Keep analog ADC traces (AN0-AN8) routed away from PWM switching traces (PWM1L/H through PWM4L/H). Use a ground plane split with a single-point connection between analog and digital grounds near the AVSS pin (pin 9). The CAN bus traces (C1RX/C1TX on pins 27/28) should be routed as a differential pair with 120 ohm characteristic impedance, matching the termination at the cable connector. Keep crystal traces (OSC1/OSC2) short and symmetric for clean oscillation up to 40 MHz.
Estimated: at 40 MHz operation with all peripherals active, the DSPIC30F4011-30I/ML dissipates approximately 0.6-0.9 W in a typical motor-control application. With the 44-QFN package's theta_JA of approximately 28 C/W on a standard JEDEC 4-layer test board, the junction temperature rise above ambient is 17-25 C. In enclosed industrial enclosures with 60 C ambient, the junction reaches 77-85 C - well within the 125 C maximum but approaching the Flash write-erase reliability limit. Forced airflow or larger copper pours are recommended for high-temperature deployments.
Compliance Information
RoHS compliant and halogen-free per DigiKey product page retrieved 2026-09-20. Not AEC-Q100 qualified - automotive designs requiring ASIL-rated components should use the AEC-Q100-qualified dsPIC33F variants. Last-time-buy EOL estimated 2026 per Microchip product lifecycle notice.
