DSPIC30F3010-20E/SP - 16-bit 20 MIPS DSC, 24KB Flash, 28-SPDIP | Microchip
料号： DSPIC30F3010-20E/SP ✓ 量产中DSPIC30F3010-20E/SP 概述
A Digital Signal Controller (DSC) is a hybrid architecture that fuses a microcontroller's deterministic control peripherals (timers, PWM, ADC, UART, SPI, I2C) with a single-cycle MAC DSP engine, enabling closed-loop control loops with sample-by-sample digital filtering. Within the broader taxonomy, the dsPIC30F sits as: DSC -> 16-bit MCU -> microcontroller -> embedded processor -> semiconductor. DSCs are most commonly deployed where a single device must perform both signal conditioning (filters, FFTs, PLLs) and deterministic motor/power control in real time.
Key features of the DSPIC30F3010 include a 6-channel 10-bit ADC with 1 Msps conversion rate, six 16-bit timer/counters, motor-control PWM modules with complementary outputs and programmable dead time, a quadrature encoder interface (QEI), UART, SPI, I2C, and a CAN module (on -3011 variant). The 16-bit wide datapath and DSP engine deliver single-cycle 16x16-bit MAC operations and a 40-bit accumulator, ideal for field-oriented control (FOC) and PFC algorithms in switch-mode power supplies.
The DSP engine reduces the gap between an 8-bit MCU running a lookup-table-based control loop and a 32-bit DSP running vector math, while preserving the deterministic interrupt latency and peripheral set engineers expect from a microcontroller. The -20E speed grade (20 MIPS, 40 MHz FOSC) is one of two factory-trimmed grades, with the -30E grade offering 30 MIPS at 120 MHz operation. The 'E' suffix denotes the -40C to +125C extended temperature range.
Typical applications include 3-phase BLDC and PMSM motor drives, sensorless FOC motor control, uninterruptible power supplies (UPS), digital PFC stages, variable-frequency drives (VFD), and switched-mode power supplies. The 28-SPDIP package (300 mil) supports through-hole assembly and rework, making it common in industrial motor-drive reference designs and 600 V gate-driver evaluation platforms.
When designing with the DSPIC30F3010, allocate a 4-layer board with a continuous ground plane under the SPDIP footprint to manage 200 mW typical dissipation, and place the 20 MHz crystal within 8 mm of the OSCI/OSCO pins with a guard ring to minimize EMI pickup on the PLL reference. Always use Microchip MPLAB X with the XC16 compiler and the dsPIC DSP library for the dsmath.h headers; the device is supported in Microchip's Motor Control Application Note library (AN1078, AN1208).
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： DSPIC30F3010-20E/SP ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
DSPIC30F3010-30E/SP
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC30F3010-20I/SP
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC30F3010-20E/SP 最大额定值与电气特性
| Product Family | dsPIC30F |
| Core Architecture | 16-bit DSC (modified Harvard) |
| Program Memory | 24 KB Flash (8K x 24) |
| Maximum CPU Speed | 20 MIPS @ 40 MHz FOSC |
| External Oscillator | DC - 20 MHz (4x PLL to 40 MHz) |
| 电源电压 | 4.5 V to 5.5 V |
| 工作温度 | -40C to +125C (Extended, 'E' grade) |
| I/O Pins | 21 |
| Timers | Five 16-bit timer/counters |
| Communication | UART, SPI, I2C |
| Motor Control Peripherals | Motor Control PWM, QEI |
| 封装 | 28-SPDIP (Skinny PDIP, 300 mil) |
| 安装类型 | Through-Hole |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
DSPIC30F3010-20E/SP 引脚配置
| 引脚 1 | MCLR — Master Clear (Reset) input, active-low |
| 引脚 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / VREF+ / CN2 / Port B bit 0 |
| 引脚 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / VREF- / CN3 / Port B bit 1 |
| 引脚 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI SS1 / CN4 / Port B bit 2 |
| 引脚 5 | AN3/CN5/RB3 — Analog input 3 / CN5 / Port B bit 3 |
| 引脚 6 | AN4/CN6/RB4 — Analog input 4 / CN6 / Port B bit 4 |
| 引脚 7 | AN5/CN7/RB5 — Analog input 5 / CN7 / Port B bit 5 |
| 引脚 8 | VDD — Positive supply (4.5 V to 5.5 V) |
| 引脚 9 | VSS — Ground reference |
| 引脚 10 | OSC1/CLKIN — Oscillator crystal input / external clock in |
| 引脚 11 | OSC2/CLKOUT — Oscillator crystal output / clock out |
| 引脚 12 | TDO/CN1/RC1 — ICD test data out / CN1 / Port C bit 1 |
| 引脚 13 | TCK/CN0/RC0 — ICD test clock / CN0 / Port C bit 0 |
| 引脚 14 | U1RX/RF0 — UART1 RX / Port F bit 0 [DATA_NEEDED: exact signal mapping] |
| 引脚 15 | U1TX/RF1 — UART1 TX / Port F bit 1 [DATA_NEEDED: exact signal mapping] |
| 引脚 16 | EMUC2/OC1/CN18/RD0 — ICD EMUC2 / OC1 / CN18 / Port D bit 0 |
| 引脚 17 | EMUC1/INT0/CN17/RD1 — ICD EMUC1 / INT0 / CN17 / Port D bit 1 |
| 引脚 18 | EMUD2/SDA1/CN16/RD2 — ICD EMUD2 / I2C SDA1 / CN16 / Port D bit 2 |
| 引脚 19 | EMUD1/SCL1/CN15/RD3 — ICD EMUD1 / I2C SCL1 / CN15 / Port D bit 3 |
| 引脚 20 | PGD/RB7 — ICD programming data / Port B bit 7 |
| 引脚 21 | PGC/RB6 — ICD programming clock / Port B bit 6 |
| 引脚 22 | PWM1H/LATE — Motor-control PWM1 High [DATA_NEEDED: full RE0/RE1 mapping] |
| 引脚 23 | PWM1L — Motor-control PWM1 Low [DATA_NEEDED: RE1 mapping] |
| 引脚 24 | PWM2H — Motor-control PWM2 High [DATA_NEEDED: RE2 mapping] |
| 引脚 25 | PWM2L — Motor-control PWM2 Low [DATA_NEEDED: RE3 mapping] |
| 引脚 26 | PWM3H — Motor-control PWM3 High [DATA_NEEDED: RE4 mapping] |
| 引脚 27 | PWM3L — Motor-control PWM3 Low [DATA_NEEDED: RE5 mapping] |
| 引脚 28 | AVDD — Analog supply (typically tied to VDD) |
典型应用
DSPIC30F3010-20E/SP 适用于 6 应用s: 3-Phase BLDC Motor Drive, Switch-Mode Power Supply (SMPS) Digital Control, Uninterruptible Power Supply (UPS), Variable Frequency Drive (VFD) for AC Induction Motors, Power Factor Correction (PFC) Stage, Sensorless Fan / Pump Controller.
3-Phase BLDC Motor Drive
The DSPIC30F3010-20E/SP is a reference DSC for 3-phase BLDC and PMSM motor control. Its 6-channel motor-control PWM module delivers complementary outputs with programmable dead time (typically 1-2 us) for safe inverter switching of 600 V IGBT/SiC bridges. The 1 Msps 10-bit ADC samples phase currents in the PWM trough, while the QEI reads the Hall or incremental encoder at up to 1.2 MHz, enabling FOC (field-oriented control) at 20 kHz loop rates. The 24 KB Flash fits Microchip's AN1078 sensorless FOC reference, and the 1.5 KB SRAM supports two full Clarke/Park transforms per cycle. Compared with a generic MCU, the single-cycle 16x16 MAC engine offloads the PI/PID math with no loop-cycle jitter.
推荐
Switch-Mode Power Supply (SMPS) Digital Control
In digitally-controlled SMPS designs, the DSPIC30F3010-20E/SP replaces analog UC3842-style controllers. The 1 Msps ADC closes the voltage-mode or peak-current-mode loop at 100-500 kHz, while the high-speed PWM module drives a 600 V MOSFET/IGBT at fixed or variable frequency with cycle-by-cycle current limiting. The DSP engine executes digital compensation (Type-II/III) and input-voltage feedforward in single-cycle math, eliminating the drift and tolerance stack of an RC/op-amp compensator. The 4.5-5.5 V supply rails simplify start-up from a 12 V bias winding, and the 21 GPIO provide ample pins for fault inputs, sync, and brown-out signaling.
推荐
Uninterruptible Power Supply (UPS)
Online UPS systems (1-3 kVA) use the DSPIC30F3010-20E/SP to run the inverter control loop, the PFC front-end, and the battery-charge state machine on a single DSC. Its 5V I/O tolerance interfaces directly to analog front ends without level shifters, while the 20 MIPS throughput sustains a 16 kHz SPWM update rate with simultaneous RMS/THD metering. The 24 KB Flash holds a complete state-machine plus AN1078-style PID control, and 1.5 KB SRAM is enough for 16-sample per-cycle waveform tables. The -40C to +125C extended grade survives industrial rack environments.
推荐
Variable Frequency Drive (VFD) for AC Induction Motors
Industrial VFDs in the 0.5-5 kW range rely on a 5V-tolerant DSC with proven motor firmware. The DSPIC30F3010-20E/SP's QEI and motor-control PWM modules handle V/Hz, sensorless vector, and full FOC modes for 3-phase induction motors, and its 1 Msps ADC captures phase currents and DC-bus voltage for regenerative braking. Microchip's AN1208 application note provides drop-in reference firmware for sensorless FOC on this exact part. The 28-SPDIP package simplifies through-hole PCB assembly and rework in 600 V class drives with reinforced creepage.
推荐
Power Factor Correction (PFC) Stage
The DSPIC30F3010-20E/SP executes digital PFC control for 500 W to 5 kW boost converters, replacing analog UCC28180 or NCP1654 controllers. At 20 MIPS, the loop computes the multiplier, current-shaping reference, and PI compensator within 25 us, supporting switching frequencies up to 100 kHz with margin. The 5V-tolerant GPIO drives opto-isolated gate drivers directly, and the 10-bit ADC at 1 Msps is well matched to 100 kHz current-sense sampling. The DSP engine's 16x16 MAC delivers single-cycle power calculations, improving THD below 4% compared to analog loops with 8-bit hardware multipliers.
推荐
Sensorless Fan / Pump Controller
For appliance-grade sensorless fans and pumps, the DSPIC30F3010-20E/SP provides back-EMF zero-cross detection and 6-step commutation on its 6-channel motor-control PWM. The DSP engine runs AN1083 sensorless BLDC reference firmware within 8 KB of Flash, leaving 16 KB for application-specific features such as RPM ramp profiles, fault logging, and UART diagnostics. The 5V-tolerant I/O interfaces with simple 12 V gate drivers, and the -40C to +125C extended temperature range supports under-hood automotive and industrial cabinet environments.
推荐
推荐产品汇总
工程参考数据： DSPIC30F3010-20E/SP ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | DSPIC30F3010-30E/SP | DSPIC30F3010-20I/SP |
|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SPDIP (300 mil, through-hole) | 28-SPDIP - same | 28-SPDIP - same |
| CPU Speed | 20 MIPS @ 40 MHz | 30 MIPS @ 120 MHz | 20 MIPS @ 40 MHz |
| Program Flash | 24 KB (8K x 24) | 24 KB | 24 KB |
| Operating Temperature | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +85C (Industrial) |
| Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| ADC | 6-ch, 10-bit, 1 Msps | 6-ch, 10-bit, 1 Msps | 6-ch, 10-bit, 1 Msps |
| Motor-Control PWM | Yes (6 channels) | Yes (6 channels) | Yes (6 channels) |
| RoHS / Lead-Free | Yes / Yes | Yes / Yes | Yes / Yes |
关键差异点
- 30% higher throughput in same package and pinout （对比 DSPIC30F3010-30E/SP)
- Extended -40C to +125C temperature grade vs industrial -40C to +85C （对比 DSPIC30F3010-20I/SP)
- Through-hole assembly for high-voltage motor-drive PCBs （对比 DSPIC30F3010-20E/SO)
设计说明
The DSPIC30F3010-20E/SP requires a single 4.5-5.5 V supply on VDD (pin 8) and AVDD (pin 28); both should be tied together and decoupled with a 10 uF bulk + 0.1 uF ceramic placed within 5 mm of the pins. Estimated: typical core current at 20 MIPS is ~25 mA, plus 10-15 mA for the ADC and PWM modules, so budget 50 mA on VDD. Add a ferrite bead between VDD and AVDD if analog noise couples from the digital rail.
Place the 20 MHz crystal (or ceramic resonator) within 8 mm of OSCI/OSCO (pins 10-11), with a guard ring tied to VSS around the oscillator traces to prevent high-frequency injection into the PLL. Keep PWM traces (RE0-RE5) and ADC analog traces (RB0-RB5) physically separated on the PCB - this prevents the 20 kHz PWM edges from coupling into the 1 Msps ADC samples and degrading current-sense accuracy by 1-2 LSB.
Do NOT confuse the DSPIC30F3010 (28-pin, no CAN) with the DSPIC30F3011 (44-pin, with CAN); their firmware and pin maps differ. Also avoid leaving the MCLR pin floating - it must be tied to VDD through a 10 kohm pull-up, or to an RC (10 kohm + 0.1 uF) for soft-reset. Floating MCLR causes random reset events during PWM switching due to dv/dt injection. The PGC/PGD pins (RB6/RB7) must not be loaded with more than 10 pF or ICD3 programming will fail.
Estimated: at 20 MIPS full-load with all peripherals active, typical power dissipation is 200-250 mW. In the 28-SPDIP package with theta_JA around 80 C/W, junction temperature rises 16-20 C above ambient - well within the 125 C limit. For melting or potting environments above 70 C ambient, derate by 25% or switch to the 28-SOIC variant which has lower theta_JA (~45 C/W with 1 sq inch copper pour).
合规信息
RoHS and lead-free compliant per Microchip product page. Not AEC-Q100 qualified - the E suffix indicates industrial-extended (-40C to +125C) temperature grade, not automotive qualification.
