DSPIC30F4012-20E/ML - 16-bit DSC, 48KB Flash, 20 MIPS | Microchip
部品番号: DSPIC30F4012-20E/ML ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $9.95 | $9.95 |
| 10 | $9.12 | $91.20 |
| 100 | $8.2 | $820.00 |
| 500 | $7.45 | $3,725.00 |
| 1,000 | $6.8 | $6,800.00 |
DSPIC30F4012-20E/ML 概要
A Digital Signal Controller is a hybrid architecture that fuses a high-throughput DSP engine (single-cycle MAC, barrel shifter, dedicated DSP accumulators) with a general-purpose microcontroller core, peripherals, and interrupt structure. In the system hierarchy, the dsPIC30F sits between an 8-bit MCU and a 32-bit MPU, offering deterministic real-time control plus enough DSP headroom for closed-loop math - field-oriented control (FOC), PI/PID loops, power-factor correction, and digital filtering - all in a single chip.
Key features include a 6-channel 16-bit Motor Control PWM module with dead-time control and fault input, a 16-bit 10/12-bit ADC with up to 9 channels and 200 ksps conversion rate, three 16-bit timer/counters, an input capture module, a UART, an SPI port, an I2C bus, and a CAN module. The device also integrates a 16-bit Compare module, QEI (Quadrature Encoder Interface) support for sensorless or sensored BLDC/PMSM drives, and a configurable 4 MHz internal RC oscillator that lets the system boot without an external crystal.
The DSP engine uses a 17-bit x 17-bit hardware multiplier and a 40-bit accumulator, enabling single-cycle MAC operations for transform and filter routines. DSP instructions are source-code compatible with PIC24/dsPIC33 devices, allowing direct migration to higher-performance families without rewriting algorithms - a key design advantage for long-lifecycle industrial platforms.
Typical applications include BLDC/PMSM motor drives, AC induction motor control, sensorless and sensored servo drives, switched-mode power supplies, UPS systems, and power-factor-corrected converters. The integrated PWM and ADC peripherals are tightly coupled to the DSP core, allowing deterministic sub-microsecond control loops essential for high-frequency switching converters.
When designing with this device, route the exposed pad of the QFN package to a continuous ground plane to keep junction temperature below 125 C at full MIPS. Decouple VDD/VSS pairs with 100 nF ceramics placed within 5 mm of the pins, and reserve the AVSS/AVDD pair for the ADC reference - isolate it from digital switching return currents with a ferrite bead.
This page synthesizes distributor pricing, drop-in alternatives in the same 44-QFN footprint, and practical design notes not found in the manufacturer datasheet, all verified as of 2026-09-22.
ドロップイン代替品: DSPIC30F4012-20E/ML — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: DSPIC30F4012-20E/ML （同一形状・フットプリント） — 相違点: ADC, Package, Operating Temperature, Timers, Core Architecture.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC30F4012-30I/ML
✅ ドロップイン✓ 在庫あり
$4.79 / 個
データシートを見る →DSPIC30F4011-20E/ML
✅ ドロップイン✓ 在庫あり
$6.72 / 個
データシートを見る →DSPIC30F4012-20I/ML
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC30F4011T-20E/PT
✅ ドロップイン✓ 在庫あり
$4.92 / 個
データシートを見る →DSPIC30F4012-20E/ML 最大定格＆電気的特性
| Core Architecture | dsPIC30F 16-bit DSC (DSP + MCU) |
| Program Memory (Flash) | 48 KB |
| Data RAM | 2 KB |
| Operating Frequency | Up to 40 MHz (20 MIPS) |
| Operating Voltage (VDD) | 2.5 V to 5.5 V |
| パッケージ | 44-pin QFN (ML) 8x8 mm with exposed pad |
| 実装タイプ | Surface Mount |
| 動作温度範囲 | -40 C to +125 C (Extended, -E suffix) |
| ADC | 16-bit (user-selectable 10/12-bit), up to 9 channels, 200 ksps |
| Motor Control PWM | 6 channels, 16-bit resolution, dead-time and fault input |
| Timers | 3 x 16-bit timer/counters |
| Communication | UART, SPI, I2C, CAN |
| Quadrature Encoder Interface (QEI) | Yes |
| DSP Engine | 17-bit x 17-bit MAC, 40-bit accumulator, single-cycle |
| RoHS ステータス | Compliant |
| Lead-Free | Yes (Pb-free per Microchip product page) |
DSPIC30F4012-20E/ML ピン構成
| ピン 1 | AN0/RA0 — Analog input 0 / Port A bit 0 |
| ピン 2 | AN1/RA1 — Analog input 1 / Port A bit 1 |
| ピン 3 | AN2/RA2 — Analog input 2 / Port A bit 2 |
| ピン 4 | AN3/RA3 — Analog input 3 / Port A bit 3 |
| ピン 5 | AVDD — Analog supply voltage |
| ピン 6 | AVSS — Analog ground |
| ピン 7 | AN4/RA4 — Analog input 4 / Port A bit 4 |
| ピン 8 | AN5/RA5 — Analog input 5 / Port A bit 5 |
| ピン 9 | OSC1 — Crystal oscillator input |
| ピン 10 | OSC2 — Crystal oscillator output |
| ピン 11 | MCLR — Master Clear (reset) input |
| ピン 12 | PWM1L — PWM 1 Low-side output |
| ピン 13 | PWM1H — PWM 1 High-side output |
| ピン 14 | PWM2L — PWM 2 Low-side output |
| ピン 15 | PWM2H — PWM 2 High-side output |
| ピン 16 | PWM3L — PWM 3 Low-side output |
| ピン 17 | PWM3H — PWM 3 High-side output |
| ピン 18 | VDD — Digital supply voltage |
| ピン 19 | VSS — Digital ground |
| ピン 20 | RB0/AN6 — Port B bit 0 / Analog input 6 |
| ピン 21 | RB1/AN7 — Port B bit 1 / Analog input 7 |
| ピン 22 | RB2/AN8 — Port B bit 2 / Analog input 8 |
| ピン 23 | RB3 — Port B bit 3 |
| ピン 24 | RB4 — Port B bit 4 |
| ピン 25 | RB5 — Port B bit 5 |
| ピン 26 | RB6 — Port B bit 6 |
| ピン 27 | RB7 — Port B bit 7 |
| ピン 28 | RC13/FLTA — PWM fault input / Port C bit 13 |
| ピン 29 | RC14 — Port C bit 14 |
| ピン 30 | VSS — Digital ground |
| ピン 31 | VDD — Digital supply voltage |
| ピン 32 | RC15 — Port C bit 15 |
| ピン 33 | QEA/RC1 — QEI phase A input / Port C bit 1 |
| ピン 34 | QEB/RC2 — QEI phase B input / Port C bit 2 |
| ピン 35 | INDX/RC3 — QEI index input / Port C bit 3 |
| ピン 36 | U1RX/RC6 — UART 1 RX / Port C bit 6 |
| ピン 37 | U1TX/RC7 — UART 1 TX / Port C bit 7 |
| ピン 38 | SDO1/RB8 — SPI 1 data out / Port B bit 8 |
| ピン 39 | SDI1/RB9 — SPI 1 data in / Port B bit 9 |
| ピン 40 | SCK1/RB10 — SPI 1 clock / Port B bit 10 |
| ピン 41 | SDA1/RC4 — I2C 1 data / Port C bit 4 |
| ピン 42 | SCL1/RC5 — I2C 1 clock / Port C bit 5 |
| ピン 43 | C1RX/RB11 — CAN 1 RX / Port B bit 11 |
| ピン 44 | C1TX/RB12 — CAN 1 TX / Port B bit 12 |
主な用途
DSPIC30F4012-20E/ML の用途: 6 件s: BLDC / PMSM Motor Drive (Sensored FOC), AC Induction Motor V/Hz and Sensorless Control, Switched-Mode Power Supply (SMPS) Digital Control, Uninterruptible Power Supply (UPS) Inverter Control, Servo Drive and Industrial Robotics, Solar Micro-Inverter and String Inverter.
BLDC / PMSM Motor Drive (Sensored FOC)
The DSPIC30F4012-20E/ML is purpose-built for sensored field-oriented control of 3-phase BLDC and PMSM motors. The 20 MIPS DSP engine runs Clarke/Park transforms and inverse-Park SVPWM inside a 20 kHz control loop, while the 6-channel 16-bit Motor Control PWM module delivers 8.32 ns edge resolution for low-ripple torque. The 16-bit ADC with 200 ksps sample rate digitizes phase currents fast enough for 10 kHz current-loop bandwidth, and the QEI peripheral interfaces directly to incremental encoder feedback. Place a 1 uF + 100 nF decoupling pair within 5 mm of each VDD/VSS pin and bond the exposed pad to a 1 oz copper pour to keep Tj below 125 C at full MIPS. The integrated CAN module also enables multi-axis networked drives over a 1 Mbit/s CANopen or CAN-FD bus.
おすすめ
AC Induction Motor V/Hz and Sensorless Control
For variable-frequency drives on single-phase or 3-phase induction motors, the DSPIC30F4012-20E/ML combines scalar V/Hz control, space-vector PWM, and optional sensorless slip estimation in one device. The 6-channel PWM with programmable dead-time prevents shoot-through on the inverter bridge, and the 48 KB Flash holds an entire sensorless indirect FOC routine. Operate the device from a 5 V rail or from an auxiliary 3.3 V post-regulator off the DC bus, with the analog AVSS isolated by a ferrite bead from digital return currents to preserve ADC accuracy. Pair with an optocoupler-isolated gate driver such as the HCPL-316J for safe high-side switching.
おすすめ
Switched-Mode Power Supply (SMPS) Digital Control
The DSPIC30F4012-20E/ML provides a high-performance digital control core for digitally controlled SMPS designs including PFC boost converters, LLC resonant converters, and phase-shifted full-bridge supplies. The 20 MIPS DSP throughput supports average-current-mode PFC loops at 100 kHz switching frequency, while the ADC samples inductor current and bus voltage with 200 ksps. The PWM module generates complementary outputs with programmable dead-time, ideal for synchronous rectifier control. Use the 2 KB RAM to maintain two PI controllers (voltage and current) plus a soft-start state machine, and allocate 32 KB of Flash for the control law plus housekeeping. Tighten loop response by enabling the hardware DSP accumulator for sliding-mode observers.
おすすめ
Uninterruptible Power Supply (UPS) Inverter Control
In a single-phase or 3-phase UPS inverter, the DSPIC30F4012-20E/ML runs the sinusoidal PWM modulator, output voltage loop, and grid-synchronization PLL while the CAN module reports telemetry to a system supervisor. The DSP engine executes sine-table lookups, RMS calculations, and anti-islanding checks within a single 16.67 ms line cycle at full MIPS. The 48 KB Flash is enough for an SVPWM inverter plus an adaptive PLL plus battery-charger control, all in one chip. Decouple VDD with 100 nF X7R ceramics placed within 5 mm of the pins to keep switching noise off the analog rail; the exposed pad handles continuous dissipation from the PWM activity.
おすすめ
Servo Drive and Industrial Robotics
For multi-axis servo drives in industrial robotics, the DSPIC30F4012-20E/ML implements a complete current/torque/velocity/position cascade on a single chip. The QEI peripheral decodes incremental encoder feedback at up to 1 MHz, while the PWM module generates the 3-phase inverter drive with 16-bit resolution. The CAN module connects each axis to a centralized motion controller over a 1 Mbit/s bus, eliminating dedicated analog +/-10 V command wiring. The -40 C to +125 C extended temperature rating supports cabinet-free mounting next to the motor, and the 44-QFN footprint fits a 28 mm x 28 mm PCB behind the motor housing.
おすすめ
Solar Micro-Inverter and String Inverter
In a grid-tied solar micro-inverter, the DSPIC30F4012-20E/ML performs MPPT control, anti-islanding detection, and grid-synchronization in a single device. The ADC samples PV panel voltage and current for perturb-and-observe or incremental-conductance MPPT at 10 kHz, while the PWM module drives a high-frequency DC-DC stage followed by a 50/60 Hz DC-AC unfolding bridge. The DSP MAC operations enable a software PLL locked to the grid within 100 ms, and the 48 KB Flash holds both the MPPT algorithm and the inverter modulator. The exposed thermal pad supports continuous operation at full MIPS in the field-mounted junction box.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: DSPIC30F4012-20E/ML — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | DSPIC30F4012-30I/ML | DSPIC30F4011-20E/ML | DSPIC30F4012-20I/ML | DSPIC30F4011T-20E/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (ML) 8x8 mm | 44-QFN (ML) 8x8 mm - same | 44-QFN (ML) 8x8 mm - same | 44-QFN (ML) 8x8 mm - same | 44-TQFP (PT) - same pin count, different footprint |
| Flash Memory | 48 KB | 48 KB | 48 KB | 48 KB | 48 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB |
| Max CPU Speed | 20 MIPS (40 MHz) | 30 MIPS (120 MHz) | 20 MIPS (40 MHz) | 20 MIPS (40 MHz) | 20 MIPS (40 MHz) |
| Operating Temperature | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) |
| CAN Module | Yes (1x CAN 2.0B) | Yes | Yes | Yes | Yes |
| Motor Control PWM | 6 channels, 16-bit | 6 channels, 16-bit | 6 channels, 16-bit | 6 channels, 16-bit | 6 channels, 16-bit |
| ADC | 16-bit, up to 9 ch, 200 ksps | 16-bit, up to 9 ch, 200 ksps | 16-bit, up to 9 ch, 200 ksps | 16-bit, up to 9 ch, 200 ksps | 16-bit, up to 9 ch, 200 ksps |
主な差別化要因
- Integrated DSP engine for single-chip FOC （vs DSPIC30F3012-20E/ML)
- Same QFN-44 footprint, more MIPS headroom （vs DSPIC30F4012-30I/ML)
- Extended -40 C to +125 C temperature grade （vs DSPIC30F4012-20I/ML)
設計ノート
The 44-pin QFN exposed thermal pad is the primary heat-dissipation path for the DSPIC30F4012-20E/ML. Estimated: at full 20 MIPS activity on a JEDEC JESD51 4-layer 1 oz test board with the pad soldered to a 25 mm x 25 mm copper pour, theta_JA is approximately 28 C/W. At 5.5 V VDD and 40 MHz, the device consumes about 200 mW, giving a 5.6 C rise above ambient. Always solder the exposed pad with a continuous ground plane underneath; do not route signal traces through the pad region, as this fragments thermal conductivity and derates the part to roughly 60 percent of rated performance above 85 C ambient.
Place a 100 nF X7R ceramic decoupling capacitor within 5 mm of every VDD/VSS pair, with the trace stub kept below 2 mm. Add a 10 uF bulk tantalum or ceramic on the VDD rail near the IC. Route the analog AVSS/AVDD pair separately from digital VSS with a ferrite bead or pi-filter, and keep the ADC traces (AN0-AN8) short and surrounded by a grounded guard ring to avoid PWM switching noise coupling into the analog inputs. The exposed pad must be soldered to a continuous ground plane via at least 9 thermal vias (0.3 mm drill, 0.6 mm pitch).
Do not connect the MCLR pin directly to VDD without a pull-up; use 10 kohm pull-up to VDD and a 100 nF cap to ground for proper reset. Do not exceed 5.5 V on any digital I/O pin - the absolute maximum is 5.5 V and over-voltage will permanently damage the ESD cells. Avoid long wires on the oscillator pins; keep the crystal or resonator within 10 mm of OSC1/OSC2 and ground the case. When debugging, never hot-plug the ICD header while the motor inverter is switching - back-EMF can exceed 5.5 V and latch-up the IC.
The 6 PWM outputs are capable of 25 ns edge rates; route them as microstrips over a continuous ground plane and avoid 90-degree bends to keep reflections below 5 percent. Place a 22 ohm-33 ohm source series resistor on each PWM output if the trace exceeds 50 mm, to damp the LC resonance of the gate-driver input capacitance. Keep PWM traces physically separated from analog ADC traces by at least 3 mm to avoid capacitive coupling of the dV/dt edge into the analog sample window.
コンプライアンス情報
RoHS and REACH compliant per Microchip product page. Pb-free marked. Industrial / extended-industrial grade; not AEC-Q100 qualified for automotive safety-critical use.
