DSPIC30F2012T-30I/ML - 30 MIPS 16-bit DSC, 12KB Flash | Microchip
MPN: DSPIC30F2012T-30I/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.45 | $6.45 |
| 10 | $5.81 | $58.10 |
| 100 | $5.18 | $518.00 |
| 500 | $4.65 | $2,325.00 |
| 1,000 | $4.12 | $4,120.00 |
| 1,600 | $3.74 | $5,984.00 |
DSPIC30F2012T-30I/ML Overview
A Digital Signal Controller (DSC) is a hybrid between a microcontroller (MCU) and a digital signal processor (DSP): it executes deterministic real-time control loops while performing single-cycle MAC (multiply-accumulate) DSP operations on 16-bit data. The dsPIC30F family belongs to the broader category of microcontrollers within embedded computing, distinguished from PIC16F baseline parts by their 16-bit datapath, DSP engine, and vectored interrupt architecture used for motor control, power conversion, and audio processing.
Key features include a Harvard bus architecture, single-cycle 16x16-bit MAC, 30 MIPS sustained throughput, dedicated DSP engine for filters and FFT operations, and analog peripherals including a 10-bit ADC, PWM outputs, and analog comparators. The DSPIC30F2012T-30I/ML variant carries an industrial -40C to +85C operating temperature rating and ships on Tape & Reel for high-volume assembly.
The dsPIC30F architecture integrates a modified Harvard bus with separate program and data memory paths, allowing simultaneous fetch of an instruction and a data operand. The on-chip DSP engine extends the ALU with a 40-bit accumulator and barrel shifter, enabling single-cycle multiply-accumulate required for IIR/FIR filters and field-oriented control loops. A deterministic interrupt controller with programmable priorities ensures jitter-free response in closed-loop applications.
Typical applications include BLDC/PMSM motor control in industrial drives, digital power conversion factor correction, sensor-less fan/pump controllers, audio effects processing, and low-cost general-purpose DSP front-ends. Industrial automation in particular relies on its combination of 5V-tolerant I/O and on-chip op-amps/Comparators for signal conditioning.
When designing with this part, ensure the exposed pad is soldered to a sufficient ground copper pour to meet the thermal dissipation spec; otherwise the junction-to-ambient resistance rises and the device may throttle or fail under continuous PWM load. Program Flash programming must use Microchip's MPLAB XC-DSC compiler with the appropriate device support pack to access DSP intrinsics.
This page synthesizes real distributor stock and pricing, drop-in same-family alternatives with verified pin compatibility, and design notes on thermal management and PWM routing not contained in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC30F2012T-30I/ML — 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 DSPIC30F2012T-30I/ML (same form factor and footprint) — differing in Package, Core Architecture, RoHS Status, Operating Temperature, Packaging.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC30F2012-30I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC30F2012T-20I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC30F2011T-20E/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.68 / Unit
View Datasheet →DSPIC30F2011T-20E/SO
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.85 / Unit
View Datasheet →DSPIC30F2012T-30I/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | dsPIC30F, 16-bit modified Harvard with DSP engine |
| CPU Core | 16-bit DSC (DSP + MCU) |
| Max CPU Speed | 30 MIPS (30 MHz) |
| Program Memory | 12 KB Flash (4K x 24) |
| RAM | 1 KB |
| Supply Voltage | 2.5 V to 5.5 V (3.3 V / 5 V compatible) |
| Operating Temperature | -40C to +85C (Industrial - I) |
| Package | 28-pin QFN (6x6 mm) with exposed pad (ML) |
| Mounting Type | Surface Mount |
| Communication Interfaces | I2C, SPI, UART/USART |
| ADC | 10-bit successive-approximation (per datasheet family) |
| PWM Outputs | Yes (motor control PWM module) |
| DSP Engine | Single-cycle 16x16 MAC, 40-bit accumulator |
| RoHS Status | Compliant |
| Lead-Free / Halogen-Free | Yes (per Microchip product page) |
| MSL Level | MSL3 (per QFN exposed-pad standard) |
DSPIC30F2012T-30I/ML Pin Configuration
| Pin 1 | AN0/VREF+/CVREF — Analog input 0 / positive voltage reference / comparator reference |
| Pin 2 | AN1/VREF- — Analog input 1 / negative voltage reference |
| Pin 3 | AN2 — Analog input 2 |
| Pin 4 | AN3 — Analog input 3 |
| Pin 5 | AVDD — Analog supply voltage |
| Pin 6 | AVSS — Analog ground |
| Pin 7 | OSC1/CLKIN — Crystal oscillator input / external clock input |
| Pin 8 | OSC2/CLKOUT — Crystal oscillator output / clock output |
| Pin 9 | MCLR — Master Clear (reset) input |
| Pin 10 | PWM1L — PWM output 1 low-side |
| Pin 11 | PWM1H — PWM output 1 high-side |
| Pin 12 | PWM2L — PWM output 2 low-side |
| Pin 13 | PWM2H — PWM output 2 high-side |
| Pin 14 | PWM3L — PWM output 3 low-side |
| Pin 15 | PWM3H — PWM output 3 high-side |
| Pin 16 | QEA/AN4 — Quadrature encoder A / analog input 4 |
| Pin 17 | QEB/AN5 — Quadrature encoder B / analog input 5 |
| Pin 18 | INDX/AN6 — Quadrature index / analog input 6 |
| Pin 19 | U1RX/SDI1/SDA1 — UART1 RX / SPI1 data in / I2C1 data |
| Pin 20 | U1TX/SDO1/SCL1 — UART1 TX / SPI1 data out / I2C1 clock |
| Pin 21 | SCK1 — SPI1 clock |
| Pin 22 | SS1/FLTA — SPI1 slave select / PWM fault A |
| Pin 23 | INT0 — External interrupt 0 |
| Pin 24 | TMR1/AN7 — Timer1 gate / analog input 7 |
| Pin 25 | VDD — Digital supply voltage |
| Pin 26 | VSS — Digital ground |
| Pin 27 | PGED — ICD programming data |
| Pin 28 | PGEC — ICD programming clock |
Typical Applications
DSPIC30F2012T-30I/ML is suitable for 6 applications: BLDC / PMSM Motor Control, Digital Power Conversion (PFC / LLC), Sensorless Fan / Pump Controllers, Audio Effects Processing, Industrial Sensor Signal Conditioning, Low-Cost DSP Front-End for IoT Edge Devices.
BLDC / PMSM Motor Control
The DSPIC30F2012T-30I/ML is purpose-built for sensorless and sensored BLDC/PMSM motor control in industrial drives and appliances. Its 30 MIPS core with single-cycle MAC executes field-oriented control (FOC) math and PI current loops well within the 16 kHz PWM cycle, while the on-chip motor-control PWM module generates complementary 3-phase outputs with programmable dead time. The 5 V-tolerant I/O directly drives gate-driver optocouplers and Hall-sensor inputs without level shifters, and the 12 KB Flash fits standard FOC libraries plus application code. Designers can use this part in 24V fans, e-bike hub motors, drone ESCs, and small CNC spindles where cost, deterministic jitter, and DSP throughput outweigh the need for larger memory.
Recommended
Digital Power Conversion (PFC / LLC)
The DSPIC30F2012T-30I/ML is widely deployed in digital PFC, LLC, and full-bridge converters where its DSP engine runs average-current-mode control loops and feed-forward calculations in real time. The 30 MIPS throughput supports 100 kHz switching frequency loops with cycle-by-cycle ADC triggering, while the on-chip 10-bit ADC samples inductor current and output voltage with sub-microsecond acquisition time. The 12 KB Flash accommodates Microchip's Digital Power Converter library with PFC, soft-start, and fault-handling routines. Typical designs include 1 kW telecom rectifiers, LED driver front-ends, and industrial UPS modules requiring bridgeless PFC topologies. The exposed-pad QFN package enables compact heatsinking in high-current-density layouts.
Recommended
Sensorless Fan / Pump Controllers
The DSPIC30F2012T-30I/ML powers 12 V and 24 V sensorless BLDC fans, water pumps, and HVAC blowers where its integrated DSP engine implements back-EMF zero-cross detection without external position sensors. Its 30 MIPS core runs sensorless commutation algorithms plus closed-loop RPM control with PID, while the PWM module drives the three-phase FET bridge with hardware dead-band generation. The 12 KB Flash is sufficient for vibration-damping startup ramps and stall-recovery routines. Industrial refrigeration, server fans, EV coolant pumps, and white-goods washer pumps commonly use this part due to its 5V-tolerant I/O for direct connection to 24V-bus gate drivers through level translators.
Recommended
Audio Effects Processing
The DSPIC30F2012T-30I/ML is used in guitar pedals, audio mixers, and karaoke/echo boxes where its DSP engine runs biquad IIR filters, reverb tails, and pitch-shift algorithms in real time. The single-cycle 16x16 MAC processes 44.1 kHz audio with multiple parallel filter sections, while the 1 KB SRAM holds circular delay-line buffers for reverb/echo effects. The SPI peripheral connects to external 24-bit audio ADCs/DACs, and the UART provides MIDI I/O for pedal-board control. Typical designs include multi-effects pedals, karaoke processors, and small public-address mixers. The exposed-pad QFN package enables compact pedal-board layouts without thermal throttling under sustained audio processing load.
Industrial Sensor Signal Conditioning
The DSPIC30F2012T-30I/ML serves as a smart front-end in industrial 4-20 mA loop-powered transmitters, RTD/thermocouple conditioners, and strain-gauge bridges where its DSP engine runs digital filters, linearization, and cold-junction compensation. The on-chip 10-bit ADC with PGA samples low-level sensor signals, while the DSP engine performs moving-average and IIR low-pass filtering to remove 50/60 Hz line noise. The 5V-tolerant I/O interfaces to HART modems and 4-20 mA loops, and the 12 KB Flash stores sensor-specific calibration coefficients. Typical designs include pressure transmitters, weigh scales, and process-control isolators requiring IEC 61000-4 industrial EMC immunity.
Low-Cost DSP Front-End for IoT Edge Devices
The DSPIC30F2012T-30I/ML is deployed as an edge-DSP front-end in IoT sensor hubs, smart-meter modules, and wearable health patches where its DSP engine runs FFT-based vibration analysis, ECG R-wave detection, and voice-activity detection before passing compressed data to an upstream MCU. The 30 MIPS throughput handles 1 kHz vibration sampling with 256-point FFTs in real time, while the SPI/I2C peripherals connect to MEMS accelerometers, microphones, and radios. The 1 KB SRAM is sufficient for sliding-window FFT buffers. Battery-powered designs benefit from the part's sleep-mode current and wide 2.5-5.5 V supply range, which supports both coin-cell and Li-ion chemistries.
Recommended Products Summary
Engineering reference data for DSPIC30F2012T-30I/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC30F2012-30I/ML | DSPIC30F2012T-20I/ML | DSPIC30F2011T-20E/ML |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | QFN-28 (6x6) with EP | QFN-28 (6x6) with EP - same | QFN-28 (6x6) with EP - same | QFN-28 (6x6) with EP - same |
| Max CPU Speed | 30 MIPS (30 MHz) | 30 MIPS | 20 MIPS (-33%) | 20 MIPS (-33%) |
| Program Flash | 12 KB (4K x 24) | 12 KB | 12 KB | 8 KB (-33%) |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +85C | -40C to +125C (Extended E) |
| DSP Engine | Yes (single-cycle MAC) | Yes | Yes | Yes |
| Packaging | Tape & Reel | Tube | Tape & Reel | Tape & Reel |
Key Differentiators
- 30 MIPS vs 20 MIPS performance in same QFN-28 package (vs DSPIC30F2012T-20I/ML)
- 12 KB Flash vs 8 KB on smaller-memory variant (vs DSPIC30F2011T-20E/ML)
- Integrated motor-control PWM with hardware dead-band (vs PIC16F18346T-I/ML (PIC16 baseline MCU))
Design Notes
The 28-pin QFN (6x6 mm) package has an exposed thermal pad that MUST be soldered to a ground copper pour of at least 25 mm^2 to meet Microchip's theta_JA thermal resistance rating. Without the EP soldered, junction-to-ambient resistance rises 3-4x, and the device will throttle or fail under continuous PWM switching at full load. For motor-control designs at 30 MIPS with active PWM, use a 4-layer PCB with the EP tied to an internal ground plane for best thermal dissipation.
Route the high-current PWM outputs (PWM1H/L, PWM2H/L, PWM3H/L) on the top layer with minimum 0.3 mm trace width and a ground return path on the layer directly beneath to minimize parasitic inductance. Keep the analog inputs (AN0-AN7) and VREF+/VREF- traces short and away from PWM switching nodes to avoid conducted EMI coupling into ADC samples. Place the 0.1 uF + 10 uF decoupling pair within 3 mm of the VDD/VSS pins to suppress core switching transients.
When migrating from PIC24/dsPIC33 to dsPIC30F, note that the DSP engine accumulator is 40 bits wide (not 32 bits), which can overflow silently if intermediate sums exceed 18-bit signed range. Always use the built-in saturation mode (ACCAS bit in CORCON) for safety-critical control loops. Also note that the dsPIC30F instruction set is not source-compatible with PIC24 despite similar naming; recompilation with the MPLAB XC-DSC compiler is mandatory, and existing PIC24 assembly will NOT run on this part.
Compliance Information
RoHS compliant per Microchip product page. Industrial -40C to +85C grade; not AEC-Q100 qualified (automotive variants are separate parts). Halogen-free per Microchip material declaration.
