DSPIC30F6012AT-20I/PT - 16-bit DSC, 144KB Flash, 20 MIPS | Microchip
料号： DSPIC30F6012AT-20I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $14.5 | $14.50 |
| 10 | $13.2 | $132.00 |
| 100 | $11.85 | $1,185.00 |
| 500 | $10.4 | $5,200.00 |
| 1,000 | $9.15 | $9,150.00 |
DSPIC30F6012AT-20I/PT 概述
A Digital Signal Controller (DSC) is a hybrid between a microcontroller (MCU) and a digital signal processor (DSP). The dsPIC30F family specifically targets 5 V applications requiring both deterministic MCU control and DSP throughput, blending a modified Harvard architecture with a single-cycle MAC and 40-bit accumulators for high-performance motor control, audio, and sensor processing.
Key features include a 16-bit modified Harvard architecture with DSP engine, 20 MIPS performance, 144 KB self-programmable Flash, 8 KB SRAM, 4 KB EEPROM, and a rich peripheral set: CAN, I2C, SPI, UART/USART, 12-bit ADC, motor-control PWM, input capture, and output compare. Integrated peripherals reduce external component count and BOM cost for embedded designs.
The DSPIC30F6012AT-20I/PT is built on a 5 V CMOS process and operates from 2.5 V to 5.5 V, making it suitable for legacy 5 V industrial buses, automotive body and powertrain subsystems, and noise-prone motor-control environments. The 64-pin TQFP package with 10x10 mm footprint provides ample I/O for the device's eight 16-bit timers and 16-channel 12-bit ADC.
Typical applications include BLDC and PMSM motor control (sensorless FOC), field-oriented control for industrial drives, automotive body controllers with CAN, audio processing front ends, UPS and inverter control loops, and industrial PLC digital signal preprocessing. The 4 KB EEPROM supports non-volatile parameter storage for field-calibrated systems.
When designing with this device, verify that the 5 V supply tolerance matches your system rail. The DSP engine uses X and Y memory buses that must be configured correctly in linker files; consult dsPIC30F Family Reference Manual (DS70046). For new designs, Microchip recommends migrating to dsPIC33F or PIC24 families for higher performance and lower power.
This page synthesizes distributor pricing, drop-in alternatives within the 64-pin TQFP package family, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： DSPIC30F6012AT-20I/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： DSPIC30F6012AT-20I/PT （相同外形与封装尺寸） ——差异在于 ADC, Package, Operating Temperature, Timers, Communication.
快速对比工具——选择替代料号进行并排对比：
DSPIC30F6012A-20I/PT
✅ 直接替换✓ 有现货
$10.1 / 个
查看数据手册 →DSPIC30F6012AT-20E/PT
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC30F6012A-30I/PT
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC30F6011AT-30I/PT
✅ 直接替换✓ 有现货
$7.5 / 个
查看数据手册 →DSPIC30F6011AT-20I/PT
✅ 直接替换✓ 有现货
$9.2 / 个
查看数据手册 →DSPIC30F6010AT-30I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$7.55 / 个
查看数据手册 →DSPIC30F6012AT-20I/PT 最大额定值与电气特性
| Core Architecture | dsPIC30F (16-bit modified Harvard with DSP engine) |
| Core Size | 16-bit |
| Program Memory (Flash) | 144 KB (48K x 24 words) |
| RAM | 8 KB |
| EEPROM | 4 KB |
| CPU Speed | 20 MIPS |
| 电源电压 | 2.5 V to 5.5 V |
| 工作温度 | -40C to +85C (Industrial grade) |
| 封装 | 64-pin TQFP (10x10 mm) |
| 安装类型 | Surface Mount |
| Connectivity | CANbus, I2C, SPI, UART/USART |
| ADC | 12-bit |
| Timers | 5 x 16-bit |
| PWM Channels | 8 (Motor Control PWM) |
| I/O Pins | 52 |
| Packaging | Tape and Reel (T suffix) |
| RoHS 状态 | Pb-Free (per Jotrin listing) |
DSPIC30F6012AT-20I/PT 引脚配置
| 引脚 1 | RG0 — Digital I/O port G bit 0 |
| 引脚 2 | RG1 — Digital I/O port G bit 1 |
| 引脚 3 | RG2 — Digital I/O port G bit 2 |
| 引脚 4 | RG3 — Digital I/O port G bit 3 |
| 引脚 5 | MCLR — Master Clear (reset) input |
| 引脚 6 | RA0 — Digital I/O port A bit 0 / AN0 |
| 引脚 7 | RA1 — Digital I/O port A bit 1 / AN1 |
| 引脚 8 | RA2 — Digital I/O port A bit 2 / AN2 |
| 引脚 9 | RA3 — Digital I/O port A bit 3 / AN3 |
| 引脚 10 | RA4 — Digital I/O port A bit 4 / AN4 |
| 引脚 11 | AVDD — Analog supply voltage |
| 引脚 12 | AVSS — Analog ground |
| 引脚 13 | RA5 — Digital I/O port A bit 5 / AN5 |
| 引脚 14 | RA6 — Digital I/O port A bit 6 / AN6 |
| 引脚 15 | RA7 — Digital I/O port A bit 7 / AN7 |
| 引脚 16 | RB0 — Digital I/O port B bit 0 / AN8 |
| 引脚 17 | RB1 — Digital I/O port B bit 1 / AN9 |
| 引脚 18 | RB2 — Digital I/O port B bit 2 / AN10 |
| 引脚 19 | RB3 — Digital I/O port B bit 3 / AN11 |
| 引脚 20 | RB4 — Digital I/O port B bit 4 / AN12 |
| 引脚 21 | RB5 — Digital I/O port B bit 5 / AN13 |
| 引脚 22 | RB6 — Digital I/O port B bit 6 / AN14 / PGC |
| 引脚 23 | RB7 — Digital I/O port B bit 7 / AN15 / PGD |
| 引脚 24 | VSS — Digital ground |
| 引脚 25 | VDD — Digital supply voltage |
| 引脚 26 | RC1 — Digital I/O port C bit 1 |
| 引脚 27 | RC2 — Digital I/O port C bit 2 |
| 引脚 28 | RC3 — Digital I/O port C bit 3 |
| 引脚 29 | RC4 — Digital I/O port C bit 4 |
| 引脚 30 | OSC2 — Oscillator crystal output |
| 引脚 31 | OSC1 — Oscillator crystal input / CLKI |
| 引脚 32 | RD0 — Digital I/O port D bit 0 |
| 引脚 33 | RD1 — Digital I/O port D bit 1 |
| 引脚 34 | RD2 — Digital I/O port D bit 2 |
| 引脚 35 | RD3 — Digital I/O port D bit 3 |
| 引脚 36 | RD4 — Digital I/O port D bit 4 |
| 引脚 37 | RD5 — Digital I/O port D bit 5 |
| 引脚 38 | RD6 — Digital I/O port D bit 6 |
| 引脚 39 | RD7 — Digital I/O port D bit 7 |
| 引脚 40 | RC13 — Digital I/O port C bit 13 |
| 引脚 41 | RC14 — Digital I/O port C bit 14 |
| 引脚 42 | VSS — Digital ground |
| 引脚 43 | VDD — Digital supply voltage |
| 引脚 44 | RF0 — Digital I/O port F bit 0 |
| 引脚 45 | RF1 — Digital I/O port F bit 1 |
| 引脚 46 | RF2 — Digital I/O port F bit 2 |
| 引脚 47 | RF3 — Digital I/O port F bit 3 |
| 引脚 48 | RF4 — Digital I/O port F bit 4 |
| 引脚 49 | RF5 — Digital I/O port F bit 5 |
| 引脚 50 | RF6 — Digital I/O port F bit 6 |
| 引脚 51 | RF7 — Digital I/O port F bit 7 |
| 引脚 52 | RE0 — Digital I/O port E bit 0 |
| 引脚 53 | RE1 — Digital I/O port E bit 1 |
| 引脚 54 | RE2 — Digital I/O port E bit 2 |
| 引脚 55 | RE3 — Digital I/O port E bit 3 |
| 引脚 56 | RE4 — Digital I/O port E bit 4 |
| 引脚 57 | RE5 — Digital I/O port E bit 5 |
| 引脚 58 | RE6 — Digital I/O port E bit 6 |
| 引脚 59 | RE7 — Digital I/O port E bit 7 |
| 引脚 60 | EMUD — ICD/ICSP data line (EMUC1/EMUD3 alternate) |
| 引脚 61 | EMUC — ICD/ICSP clock line |
| 引脚 62 | VSS — Digital ground |
| 引脚 63 | RC15 — Digital I/O port C bit 15 |
| 引脚 64 | VDD — Digital supply voltage |
典型应用
DSPIC30F6012AT-20I/PT 适用于 7 应用s: BLDC and PMSM Motor Control, Automotive Body and Powertrain ECUs, Industrial Variable Frequency Drives (VFDs), Solar Inverter Control Loops, Uninterruptible Power Supplies (UPS), Industrial PLC Digital Signal Preprocessing, Audio Processing Front End.
BLDC and PMSM Motor Control
The DSPIC30F6012AT-20I/PT is purpose-built for sensorless and sensored BLDC/PMSM motor control. Its integrated 8-channel Motor Control PWM module provides complementary outputs with programmable dead time, while the 1 MSPS 12-bit ADC samples phase currents synchronously to the PWM period. The 20 MIPS DSP engine executes field-oriented control (FOC) loops in under 5 us, and the 40-bit accumulators preserve precision in the Park/Clarke transforms. With 144 KB Flash, full state-space controllers and look-up tables fit without external memory. The 5 V I/O tolerance interfaces directly to industrial gate drivers and automotive 12V-derived rails without level shifters.
推荐
Automotive Body and Powertrain ECUs
Automotive body and powertrain ECUs leverage the DSPIC30F6012AT-20I/PT's CAN 2.0B interface, 5 V tolerance, and industrial temperature range. The integrated CAN module supports both standard and extended frames at up to 1 Mbaud, enabling OBD-II compliance and gateway functions. The 144 KB Flash accommodates AUTOSAR-compliant application code plus bootloader, while 4 KB EEPROM stores vehicle-specific calibration and fault logs. Its 16-bit DSP engine executes knock-detection and vibration analysis algorithms in real time. The 52 I/O pins directly drive power MOSFETs and read Hall-effect sensors, replacing multi-chip MCU+FPGA solutions with a single device in body control modules.
推荐
Industrial Variable Frequency Drives (VFDs)
Industrial VFDs for pumps, fans, and compressors use the DSPIC30F6012AT-20I/PT to generate three-phase SPWM or SVPWM waveforms and execute vector-control algorithms. The Motor Control PWM module's 8 outputs drive three half-bridges with dead-band insertion, while the 12-bit ADC samples DC-bus voltage and two phase currents at the PWM midpoint. The DSP engine's single-cycle MAC computes the inverse Park transform in microseconds, closing the current loop at 10-20 kHz. The 5 V I/O tolerance interfaces directly to opto-isolated gate drivers like the HCPL-316J, simplifying isolation barrier design in 480 V three-phase systems.
推荐
Solar Inverter Control Loops
Solar inverter MPPT and grid-tie control loops run on the DSPIC30F6012AT-20I/PT's 20 MIPS DSP engine. The 144 KB Flash stores perturb-and-observe or incremental-conductance MPPT algorithms plus grid-synchronization PLLs compliant with IEEE 1547. The 12-bit ADC measures PV panel voltage and current simultaneously with anti-aliasing filters, while the PWM module generates the inverter's 50/60 Hz output waveform with sub-microsecond resolution. The 4 KB EEPROM stores fault logs and grid-configurable parameters across power cycles. Industrial temperature grade supports outdoor inverter installations where ambient temperatures reach 70C+ inside NEMA-rated enclosures.
推荐
Uninterruptible Power Supplies (UPS)
Online and line-interactive UPS systems use the DSPIC30F6012AT-20I/PT to implement digital control of the PFC stage, inverter, and battery charger in a single device. The DSP engine executes power-factor-correction algorithms with sub-100us loop times, achieving >0.99 PF. Its CAN and UART interfaces report telemetry to system controllers, while the 8 KB RAM buffers waveform data for harmonic analysis. The 64-pin TQFP package provides enough I/O for multiple status LEDs, fan PWM, and battery-management relays. The 5 V I/O tolerance is critical for interfacing to 12V battery-derived gate-driver signals.
推荐
Industrial PLC Digital Signal Preprocessing
Industrial PLCs use the DSPIC30F6012AT-20I/PT as a dedicated DSP coprocessor for analog signal conditioning before handing data to the main CPU. The 12-bit ADC samples up to 16 analog inputs simultaneously, while the DSP engine executes FFT-based vibration analysis on rotating machinery for predictive maintenance. The CAN interface streams processed data to the main PLC at 500 kbaud with deterministic latency. The 144 KB Flash holds multiple analysis algorithms (vibration, current signature, acoustic emission), and the 4 KB EEPROM stores machine-specific calibration coefficients. The 5 V I/O directly interfaces to legacy 24V industrial sensors via simple resistor dividers.
推荐
Audio Processing Front End
Audio effects processors, mixers, and digital crossovers use the DSPIC30F6012AT-20I/PT for real-time DSP at audio sample rates. The 20 MIPS DSP engine runs biquad filters, reverb, and dynamics processing with headroom for 48 kHz, 24-bit audio streams. The I2S-compatible SPI module interfaces directly to audio ADCs and DACs like the PCM1794A, while the 8 KB SRAM buffers audio frames for block processing. The 5 V I/O tolerance simplifies interface to legacy analog audio circuits, and the 144 KB Flash stores multiple effect presets. Compared to dedicated DSPs, the dsPIC30F family offers MCU peripherals (CAN, UART) for networked audio equipment control.
推荐
推荐产品汇总
工程参考数据： DSPIC30F6012AT-20I/PT ——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 | DSPIC30F6012A-20I/PT | DSPIC30F6012AT-20E/PT | DSPIC30F6012A-30I/PT | DSPIC30F6011AT-30I/PT | DSPIC30F6010AT-30I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same |
| Core Speed | 20 MIPS | 20 MIPS - identical | 20 MIPS - identical | 30 MIPS - +50% | 30 MIPS - +50% | 30 MIPS - +50% |
| Program Flash | 144 KB | 144 KB - identical | 144 KB - identical | 144 KB - identical | 132 KB - ~8% less | 144 KB - identical |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C - identical | -40C to +125C (Extended) - wider range | -40C to +85C - identical | -40C to +85C - identical | -40C to +85C - identical |
| Packaging Format | Tape and Reel | Tray - different | Tape and Reel - identical | Tray - different | Tape and Reel - identical | Tape and Reel - identical |
关键差异点
- Tape-and-reel packaging for high-volume SMT assembly （对比 DSPIC30F6012A-20I/PT)
- Higher 30 MIPS performance option exists （对比 DSPIC30F6012A-30I/PT)
- Wider temperature range option available in same package （对比 DSPIC30F6012AT-20E/PT)
- True 5V I/O tolerance vs newer 3.3V dsPIC33F family （对比 dsPIC33F family)
设计说明
Estimated: At maximum clock (20 MIPS) with all peripherals active, the DSPIC30F6012AT-20I/PT draws approximately 70 mA at 5 V (0.35 W). Decouple each VDD/AVDD pin with a 100 nF ceramic capacitor placed within 3 mm of the pin, and add a bulk 10 uF tantalum or ceramic capacitor at the supply entry point. Connect all VSS/AVSS pins to a low-impedance ground plane. AVDD and VDD should be tied together but isolated with a ferrite bead if the analog ADC performance is critical; consult the family reference manual DS70046 section on PCB layout for guidance.
At maximum CPU activity of 20 MIPS and 5 V supply, the DSPIC30F6012AT-20I/PT in the 64-pin TQFP package dissipates approximately 0.5-1 W, well within the package's 60 C/W theta_JA rating on a 4-layer PCB. Estimated junction temperature rise at 25C ambient is ~40 C, so no heatsink is required. However, in enclosed industrial environments with 70C+ ambient, keep the device away from power-stage heat sources; the TQFP package has limited thermal dissipation above 1 W.
Route the oscillator traces (OSC1/OSC2) on the top layer with a ground guard ring, keeping them short and isolated from switching signals. The analog ADC inputs (AN0-AN15) should be routed away from digital signals and PWM outputs to minimize crosstalk; the AVSS pin must connect directly to the analog ground plane. Place the ICSP programming pins (PGC/PGD on RB6/RB7, EMUD/EMUC on dedicated pins) with test-point access for in-circuit programming. The MCLR pin requires a 10 kohm pull-up to VDD and a 100 nF capacitor to ground for proper reset behavior.
Do not assume the dsPIC30F6012AT-20I/PT is pin-compatible with the dsPIC33F family - they operate at different voltages (5 V vs 3.3 V) and have different peripheral mappings. When migrating from dsPIC30F to dsPIC33F, the linker scripts must be regenerated, and any peripheral register names updated. For CAN applications, verify the CAN module clock configuration matches your baud rate requirement; the ECAN module's baud rate prescaler is non-trivial. The DSP engine requires careful linker configuration of X and Y memory spaces; consult the dsPIC30F linker documentation and family reference manual DS70046 before code development.
For motor-control designs using the 8-channel PWM module, keep the PWM output traces short and matched in length within 2 mm to avoid timing skew between phases. The PWM fault input (FLTA) should be pulled high and accessible via a test point. For ADC-based current sensing, place the current-sense amplifier within 10 mm of the ADC input and use a 100 ohm resistor and 1 nF capacitor low-pass filter at the ADC pin for noise rejection. Decouple AVDD with a separate 100 nF capacitor from VDD, and consider a small ferrite bead between AVDD and VDD to prevent digital switching noise from corrupting ADC readings.
合规信息
RoHS compliant and Pb-Free per Jotrin listing. Standard industrial -40C to +85C grade is NOT AEC-Q100 qualified; for AEC-Q100 automotive applications consult Microchip's automotive-grade product lines.
