DSPIC30F2011T-20E/ML - 16-bit 20MIPS 12KB DSC | Microchip
MPN： DSPIC30F2011T-20E/ML ✓ 啟用中DSPIC30F2011T-20E/ML 概覽
A digital signal controller combines the computational architecture of a digital signal processor with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, a DSC sits between a general-purpose MCU and a dedicated DSP, providing single-cycle MAC (multiply-accumulate) instructions, DSP-grade math, and deterministic interrupt handling while retaining familiar MCU peripherals such as UART, SPI, and I2C. The dsPIC30F family is Microchip's first-generation 16-bit DSC line, with documented seamless migration paths to dsPIC33F, PIC24H, or PIC24F devices in similar packages.
Key features of this part include the 20 MIPS dsPIC core (40 MHz internal clock), 12KB self-programmable FLASH, 1KB RAM, and a rich analog front end: an 8-channel, 12-bit analog-to-digital converter supporting fast sampling for sensor signal chains. Serial connectivity covers I2C, SPI, and UART/USART, enabling straightforward integration with sensors, EEPROMs, displays, and host controllers.
Technically, the dsPIC30F core employs a modified Harvard architecture with a multiple internal bus structure and fixed-point DSP format, executing two instructions per clock cycle at up to 20 MIPS. CMOS flash technology supports in-circuit self-programming, and the extended temperature grade (suffix -20E, /ML QFN) targets industrial environments where ambient temperatures reach +125C.
Typical applications include industrial sensor conditioning and acquisition, closed-loop motor and servo control, and embedded instrumentation where 12-bit ADC accuracy and DSP math are needed at low cost. The 28-QFN 6x6 mm footprint suits compact, thermally demanding industrial boards.
Design consideration: this controller operates from a 2.5V to 5.5V supply (nominal 5.0V), so verify rail sequencing and decoupling on mixed-voltage boards.
This page synthesizes distributor pricing, drop-in family alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.
直接替換替代品，適用於 DSPIC30F2011T-20E/ML — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： DSPIC30F2011T-20E/ML （相同外形與佔位） — 差異在於 Package, Core Architecture, Operating Temperature, ADC, Migration Path.
DSPIC30F2011T-30I/ML
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
DSPIC30F2011-20E/ML
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →DSPIC30F2010T-20E/MM
✅ 直接替換聯絡詢價
查看資料表 →DSPIC30F2010T-30I/MM
✅ 直接替換聯絡詢價
查看資料表 →DSPIC30F2011T-20E/ML 最大額定值與電氣特性
| Core | dsPIC 16-bit |
| Program Memory Size | 12 KB (4K x 24) FLASH |
| RAM Size | 1 KB |
| Maximum Speed | 20 MIPS |
| 工作電源電壓 | 2.5 V to 5.5 V (nominal 5.0 V) |
| ADC Resolution | 12-bit |
| ADC Channels | 8 channels |
| Communication Interfaces | I2C, SPI, UART/USART |
| 工作溫度範圍 | -40C to +125C |
| 封裝 | 28-QFN (6x6 mm) |
| 安裝類型 | Surface Mount |
| Series | dsPIC 30F Sensor Family |
| 資料匯流排寬度 | 16-bit |
| Packaging Type | Tape & Reel (T suffix) |
| Technology | CMOS Flash |
| Programmability | In-Circuit Self-Programmable |
| RoHS 狀態 | Lead-free / PB-free per manufacturer (Jotrin listing) |
DSPIC30F2011T-20E/ML 28-qfn (6x6 mm) 腳位配置指南
DSPIC30F2011T-20E/ML（28-qfn (6x6 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： DSPIC30F2011T-20E/ML.
請參閱 資料表 以查看完整腳位配置。
典型應用
DSPIC30F2011T-20E/ML 適用於 6 應用s: Industrial Sensor Conditioning and Acquisition, Servo and Motion Feedback Control, Embedded Instrumentation and Portable Test Gear, Automotive-Adjacent and High-Temperature Industrial Nodes, Motor Drive Sensing Rail (Current and Voltage Feedback), Building Automation and Smart Sensor Nodes.
Industrial Sensor Conditioning and Acquisition
As a member of Microchip's dsPIC30F Sensor Family, the DSPIC30F2011T-20E/ML is purpose-built for multi-channel analog sensing. Its 8-channel, 12-bit ADC can sequentially scan pressure, temperature, and position sensors, while the 20 MIPS DSP core applies digital filtering (single-cycle MAC, fixed-point math) to raw readings before transmission. The extended -40C to +125C operating range allows mounting directly inside industrial enclosures near motors and heaters without local thermal derating. UART, SPI, and I2C links forward conditioned data to PLC or host systems at 5V logic levels, eliminating level shifters. The main trade-off is 1KB of RAM, so long filter histories should use compact IIR rather than long FIR structures.
推薦
Servo and Motion Feedback Control
In servo drives, the DSPIC30F2011T-20E/ML handles position-feedback acquisition: quadrature or analog sensor inputs feed the 12-bit ADC, and the 20 MIPS core executes PID loops with deterministic interrupt latency. Running at 5.0V from a 2.5V to 5.5V rail simplifies integration with industrial 5V encoders and optocouplers. The DSP multiply-accumulate capability accelerates notching and feedforward compensation terms that pure 8-bit MCUs compute too slowly. For the power stage PWM itself, pair it with the motor-control-family DSPIC30F2010T-30I/MM, which dedicates hardware pins to complementary PWM outputs and fault inputs - the two parts share the 28-QFN 6x6 package family, so firmware structures and layout practice transfer easily between the sensing and actuation controllers.
推薦
Embedded Instrumentation and Portable Test Gear
Battery-powered and bench instruments benefit from the part's balance of 12-bit analog accuracy, DSP math, and serial connectivity. The 8-channel ADC digitizes multiple probe points, while I2C and SPI drive displays, front-panel keypads, and external data EEPROMs, and UART streams results to a PC. The 28-QFN 6x6 mm footprint keeps handheld and portable form factors compact, and the flash-based architecture supports field firmware updates through in-circuit self-programming. At 5V nominal operation, analog front ends built around 5V op-amps interface directly without translation. Budget carefully around the 1KB RAM: implement ring buffers for sampled data and offload logging to external serial memory rather than internal storage.
推薦
Automotive-Adjacent and High-Temperature Industrial Nodes
The -20E suffix guarantees -40C to +125C operation, which suits under-hood-adjacent and high-temperature industrial nodes such as pump controllers, actuator feedback modules, and heat-treatment equipment monitoring. The 28-QFN ML package's exposed die-attach pad, when soldered to a solid ground plane, conducts heat away from the junction - essential at +125C ambient where allowable self-heating shrinks. Note that this part is not AEC-Q100 qualified, so use it in non-safety automotive-adjacent zones only. The 12-bit ADC tolerates sensor ratiometric schemes tied to VDD, and the 5V supply provides noise headroom in electrically harsh environments that 3.3V systems lack.
推薦
Motor Drive Sensing Rail (Current and Voltage Feedback)
Every motor drive needs clean feedback of phase currents and DC-bus voltage, and the DSPIC30F2011T-20E/ML addresses exactly this sensing rail: shunt or hall-effect sensor outputs land on the 8-channel 12-bit ADC, and the DSP core scales, offsets-corrects, and filters them at 20 MIPS. The extended temperature grade survives drive-enclosure heat, and 5V ratiometric ADC operation matches common current-sense amplifier output ranges. For the inverter switching itself, delegate PWM generation to the DSPIC30F2010T-30I/MM motor-control DSC on the same board; the shared 28-QFN family package and common MPLAB XC16 toolchain let one firmware team maintain both controllers with unified coding standards and shared driver libraries.
推薦
Building Automation and Smart Sensor Nodes
HVAC and building-automation nodes use the DSPIC30F2011T-20E/ML to aggregate temperature, humidity, and pressure sensors on its 8-channel ADC, apply compensation math in the DSP core, and report over UART or I2C to a gateway. The flash self-programming feature allows field firmware updates during building commissioning without device removal, and the -40C to +125C range covers rooftop and mechanical-room installations. At 5V nominal with a 2.5V floor, the controller tolerates long, lossy wiring-derived supply droop better than 3.3V-only devices. I2C also connects RTCs and serial EEPROMs for local scheduling and event logging, keeping the node functional through gateway outages.
推薦
推薦產品摘要
工程參考資料，適用於 DSPIC30F2011T-20E/ML — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | DSPIC30F2011T-30I/ML | DSPIC30F2011-20E/ML | DSPIC30F2010T-20E/MM | DSPIC30F2010T-30I/MM |
|---|---|---|---|---|---|
| Package | 28-QFN (6x6 mm) | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same family footprint | 28-QFN (6x6 mm) - same family footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 20 MIPS | 30 MIPS | 20 MIPS | 20 MIPS | 30 MIPS |
| Program Flash | 12 KB (4K x 24) | 12 KB (4K x 24) | 12 KB (4K x 24) | 12 KB (4K x 24) | 12 KB (4K x 24) |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Temperature Range | -40C to +125C (E grade) | -40C to +85C (I grade) - verify | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +85C (I grade) |
| Family / Peripheral Emphasis | Sensor Family (8-ch 12-bit ADC) | Sensor Family | Sensor Family | Motor Control Family (motor PWM) | Motor Control Family (motor PWM) |
| Communication Interfaces | I2C, SPI, UART/USART | I2C, SPI, UART/USART | I2C, SPI, UART/USART | I2C, SPI, UART/USART | I2C, SPI, UART/USART |
| Packaging | Tape & Reel (T) | Tape & Reel (T) | Tube / Tray (no T) | Tape & Reel (T) | Tape & Reel (T) |
主要差異化特點
- Extended -40C to +125C temperature grade (對比DSPIC30F2011T-30I/ML)
- Sensor Family analog emphasis (8-ch 12-bit ADC) (對比DSPIC30F2010T-20E/MM)
- 5V-native operation (2.5-5.5V) (對比dsPIC33F migration devices)
設計說明
The DSPIC30F2011T-20E/ML runs from a 2.5V to 5.5V supply (nominal 5.0V). Decouple each VDD and AVDD pin with a 0.1uF ceramic capacitor placed within 3-5 mm of the pin, plus a bulk 4.7-10uF capacitor near the QFN. Keep AVDD on a quiet supply (ferrite bead or RC filter from the digital rail) to protect 12-bit ADC accuracy - ADC noise often traces to shared digital supply ripple rather than the converter itself.
Estimated: in a 28-QFN 6x6 package the exposed die-attach pad is the primary heat path. Solder it to a ground plane with an array of thermal vias (typical practice: 4-9 vias of 0.3 mm on a 1.0-1.2 mm pitch). At +125C ambient, allowable self-heating is minimal, so keep core-clock-dependent dissipation low and verify junction temperature with theta_JA from the manufacturer datasheet rather than assuming standard FR-4 figures.
Three frequent mistakes: (1) confusing temperature grades - only the -20E grade is rated to +125C; -20I parts fail above +85C. (2) Assuming pin-for-pin identity between Sensor Family (2011) and Motor Control Family (2010) 28-QFN parts - peripheral multiplexing on several pins differs, so check the datasheet pin-function tables. (3) Exceeding the 1KB RAM with large ADC sample buffers - size ring buffers explicitly in the linker map.
Place the oscillator and its load capacitors close to OSC1/OSC2 with short guarded traces, and route analog sensor traces away from PWM or UART lines. Keep the ADC reference (VREF+) path short and star-grounded to the analog ground island. For QFN assembly, specify a 2:1 solder-paste stencil aperture ratio on the center pad to avoid voiding, per standard QFN assembly practice.
合規資訊
Listed as PB FREE (lead-free) by distributor Jotrin Electronics; RoHS compliance consistent with Microchip current production. REACH/halogen-free/conflict-minerals declarations not present in provided data - request official Microchip certificates.
