DSPIC33EV128GM004-I/ML - 16-bit 70 MIPS DSC 128KB Flash | Microchip
料号： DSPIC33EV128GM004-I/ML ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.75 | $3.75 |
| 10 | $3.45 | $34.50 |
| 100 | $3.2 | $320.00 |
| 500 | $2.95 | $1,475.00 |
| 1,000 | $2.75 | $2,750.00 |
DSPIC33EV128GM004-I/ML 概述
A digital signal controller combines the compute throughput of a digital signal processor (DSP) with the peripheral integration and deterministic control of a microcontroller (MCU). Within the power management hierarchy of embedded systems, a DSC sits between a general-purpose MCU and a dedicated DSP, making the dsPIC33EV family a natural fit for closed-loop motor control, digital power conversion, and sensor signal processing where fast multiply-accumulate operations and hard real-time response are required.
Key features of the DSPIC33EV128GM004-I/ML include a 70 MIPS 16-bit core operating from a 5V supply, which is a significant advantage in harsh, noisy industrial environments where 3.3V-only controllers need level shifting. The family is offered in Functional Safety (FuSa) supported variants, and Microchip positions dsPIC33EV specifically for appliances, industrial, and automotive applications subject to noise and vibration. On-chip peripherals for motor control and advanced sensor interfacing reduce external component count.
Technically, the dsPIC33EV core uses an enhanced 16-bit architecture with DSP instruction support, and Flash program memory is organized in 24-bit instruction words (43K x 24 for the 128KB density). Programming is performed via the ICSP interface documented in the Microchip Flash Programming Specification for the dsPIC33EV128GM004.
Typical applications include BLDC, permanent magnet synchronous (PMSM), AC induction, and stepper motor control; digital power supplies; automotive sensors and touch/control units; and high-performance general-purpose embedded control in appliances.
Design consideration: the industrial temperature grade designated by the -I suffix (operating range per the Microchip family datasheet; select -E variants for extended range) and the exposed-pad QFN-44 require a solid ground pour for thermal and signal integrity performance.
This page synthesizes distributor pricing, drop-in same-package family alternatives, and practical design notes not found in the manufacturer datasheet, with pricing as of 2026-09-26.
直接替换替代料： DSPIC33EV128GM004-I/ML ——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： DSPIC33EV128GM004-I/ML （相同外形与封装尺寸） ——差异在于 Operating Temperature, Package, Core, Supply Voltage, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EV256GM004-I/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.36 / 个
查看数据手册 →DSPIC33EV64GM004-I/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.96 / 个
查看数据手册 →DSPIC33EV32GM004-I/ML
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33EV128GM104-I/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.95 / 个
查看数据手册 →DSPIC33EV64GM104-I/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.11 / 个
查看数据手册 →DSPIC33EV128GM004-I/ML 最大额定值与电气特性
| Core | dsPIC33EV 16-bit DSC |
| Core Performance | 70 MIPS |
| Program Memory Size | 128KB (43K x 24) Flash |
| 电源电压 | 5 V |
| 封装 | 44-QFN (8x8 mm), exposed pad |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (I grade, per datasheet) |
| Product Family | dsPIC33EV GM |
| Functional Safety Support | Yes (FuSa variant family) |
| Programming Interface | ICSP (per Flash Programming Specification) |
DSPIC33EV128GM004-I/ML 44-qfn (8x8 mm), exposed pad 引脚配置指南
DSPIC33EV128GM004-I/ML（44-qfn (8x8 mm), exposed pad 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： DSPIC33EV128GM004-I/ML.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33EV128GM004-I/ML 适用于 6 应用s: BLDC and PMSM Motor Control, Digital Power Conversion, Automotive Sensors and Control Units, Home Appliance Control, Industrial Automation and Sensing, Touch and User Interface Controllers.
BLDC and PMSM Motor Control
The DSPIC33EV128GM004-I/ML fits motor control because its 70 MIPS 16-bit DSP core executes field-oriented control (FOC) loops fast enough for typical 10-20 kHz PWM frequencies, and the 5V operation gives superior noise immunity in electrically noisy drive environments. Microchip explicitly targets the dsPIC33EV family at BLDC, permanent magnet synchronous, AC induction, and stepper motor control. In a typical drive, the DSC runs the current-control and commutation loops while on-chip peripherals generate complementary PWM outputs; the deterministic DSP pipeline keeps loop latency low. Compared with a 3.3V MCU, the 5V rails tolerate longer sensor cables and gate-driver interfaces without level shifting, reducing BOM count in industrial drives and appliances.
推荐
Digital Power Conversion
For digital power supplies, LLC converters, and PFC stages, the DSPIC33EV128GM004-I/ML provides the 70 MIPS throughput and DSP multiply-accumulate capability required for high-bandwidth voltage and current loops running at switching frequencies in the hundreds of kilohertz. The 5V I/O directly interfaces with common gate-driver and feedback circuits used in industrial power supplies, while the 128KB Flash accommodates compensation algorithms, protection state machines, and communication stacks simultaneously. On-chip high-speed ADC sampling synchronized to the PWM peripheral enables precise per-cycle current limiting. The FuSa-supported family documentation also assists designers building power systems with functional-safety obligations, such as server power and industrial chargers.
推荐
Automotive Sensors and Control Units
Microchip positions the dsPIC33EV GM family for automotive sensors, touch, and control units designed to operate reliably in environments with significant noise and vibration. The DSPIC33EV128GM004-I/ML's 5V core tolerates automotive load-dump conditions better than 3.3V controllers when paired with basic front-end protection, and its DSP performance handles sensor signal conditioning such as filtering and linearization of resistive, capacitive, or Hall-effect inputs. Functional Safety (FuSa) support across the family assists teams developing safety-related applications under ISO 26262 workflows. Extended-temperature -E grade variants of the same GM004 silicon, in identical or related packages, extend the operating envelope for under-hood and chassis applications.
推荐
Home Appliance Control
In appliances such as washing machines, dishwashers, and refrigerators, the DSPIC33EV128GM004-I/ML serves as the main control processor driving variable-speed BLDC motors, user interfaces, and sensor networks. The 5V operating range simplifies interfacing with appliance-grade pushbuttons, relays, and AC-line-derived supplies, while the 70 MIPS core runs motor commutation plus touch-sensing and communication tasks concurrently. Microchip explicitly names appliances as a target application for the dsPIC33EV family, noting its resilience in harsh environments. The 128KB Flash provides room for multiple wash-cycle state machines, fault logging, and firmware update partitions, and the QFN-44 package keeps controller board area compact inside crowded appliance housings.
推荐
Industrial Automation and Sensing
For factory automation nodes, the DSPIC33EV128GM004-I/ML combines DSP-class signal processing with MCU-style peripherals, making it suitable for sensor signal acquisition, small motion axes, and machine I/O. The 16-bit 70 MIPS core executes digital filters and FFT-based diagnostics on vibration or current signatures, supporting predictive-maintenance features at the edge. The 5V I/O ring connects directly to legacy industrial sensors and 24V-buffered inputs through simple dividers, reducing interface circuitry. The industrial -40C to +85C temperature grade covers cabinet and machine-mount installations, and the FuSa-supported family documentation helps when the node is part of a safety function. The exposed-pad QFN-44 also gives low thermal impedance to the PCB for reliable long-term operation.
推荐
Touch and User Interface Controllers
Microchip identifies advanced touch as a dsPIC33EV family application, and the DSPIC33EV128GM004-I/ML implements capacitive touch sensing using charge-transfer measurement on its analog front end while the 70 MIPS core runs the drift-compensation and decoding algorithms in the background. In appliance and industrial HMI panels, the same chip can simultaneously drive motor control or relay logic, eliminating a separate touch controller. The 5V operation allows direct LED and buzzer drive with appropriate current limits, and the 128KB Flash stores multi-language menus, touch tuning tables, and communication firmware together. Designers should follow Microchip's touch sensing guidelines for PCB overlay thickness and ground guarding to maximize sensitivity and EMI rejection.
推荐
推荐产品汇总
工程参考数据： DSPIC33EV128GM004-I/ML ——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 | DSPIC33EV256GM004-I/ML | DSPIC33EV64GM004-I/ML | DSPIC33EV32GM004-I/ML | DSPIC33EV128GM104-I/ML | DSPIC33EV64GM104-I/ML |
|---|---|---|---|---|---|---|
| Package | 44-QFN (8x8) | 44-QFN (8x8) - same | 44-QFN (8x8) - same | 44-QFN (8x8) - same | 44-QFN (8x8) - same | 44-QFN (8x8) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 128KB (43K x 24) | 256KB | 64KB | 32KB | 128KB | 64KB |
| Core Performance | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Sub-Family Features | GM0xx standard | GM0xx standard | GM0xx standard | GM0xx standard | GM1xx enhanced analog/safety | GM1xx enhanced analog/safety |
| Temperature Grade | Industrial (-I) | Industrial (-I) | Industrial (-I) | Industrial (-I) | Industrial (-I) | Industrial (-I) |
| Relative Cost | Baseline | Higher (2x Flash) | Lower | Lowest | Higher (enhanced features) | Medium |
关键差异点
- Balanced 128KB Flash density （对比 DSPIC33EV64GM004-I/ML)
- Extended memory headroom without redesign （对比 DSPIC33EV256GM004-I/ML)
- Enhanced analog/safety sub-family option （对比 DSPIC33EV128GM104-I/ML)
- 5V operation vs 3.3V dsPIC33EP generation （对比 DSPIC33EP64MC504-E/MV)
设计说明
The 44-QFN (8x8) package has an exposed pad on the underside that must be soldered to a ground pour with an array of thermal vias. This pad is the primary ground return and thermal path; skipping it causes both elevated junction temperature and unreliable analog performance. Use a solder-mask-defined opening on the PCB slightly smaller than the pad, and inspect with X-ray or ICT on first articles since QFN center-pad voids are invisible optically.
The dsPIC33EV operates from a 5V supply, but analog performance depends on clean VDD/VSS decoupling. Place 100 nF ceramic capacitors at each VDD/VSS pin pair plus a bulk 4.7-10 uF capacitor near the device. If your board mixes 5V logic with external 3.3V peripherals, level-shift or verify the 5V tolerance of every connected pin against the family datasheet absolute maximum ratings before release.
Do not confuse temperature suffixes when ordering: -I is the industrial grade while -E is the extended grade (e.g., DSPIC33EV128GM004-E/ML), and mixing them across a production run changes your qualified temperature range. Also, programming follows Microchip's dsPIC33EV Flash Programming Specification; route MCLR, PGD, and PGC to an ICSP header from revision A, and avoid loading PGD/PGC with strong pull-downs that can break programming.
合规信息
Microchip targets the dsPIC33EV family at automotive and industrial use with Functional Safety (FuSa) support, but specific RoHS/REACH certificates for this exact ordering code were not present in the retrieved web data; confirm via Microchip's product page.