DSPIC33EV128GM003-E/M5 - 16-Bit 5V DSC 128KB Flash | Microchip
料号： DSPIC33EV128GM003-E/M5 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.25 | $5.25 |
| 10 | $4.77 | $47.70 |
| 100 | $4.35 | $435.00 |
| 500 | $3.98 | $1,990.00 |
| 1,000 | $3.62 | $3,620.00 |
DSPIC33EV128GM003-E/M5 概述
A digital signal controller combines the compute throughput of a DSP (single-cycle MAC, DSP instruction set, dual operand fetch) with the peripheral integration and interrupt latency of a microcontroller. Within the power-management hierarchy, the dsPIC33EV family sits in the broader class of embedded MCUs and is specifically aimed at 5V industrial nodes where 3.3V controllers would require extra level-shifting and supply complexity.
Key features include 60 MIPS execution (40 MIPS for the -H variant), Flash Error Correction Code (ECC) for functional safety designs, 3 integrated op amps that offload external signal-conditioning for current shunt sensing, 6 MC PWM channels with dead-time control, SENT peripheral support for automotive sensor interfaces, and the CTMU for capacitive touch and precise time measurement. Supply voltage spans 4.5V to 5.5V per distributor specification data.
Architecturally, the device uses the 16-bit dsPIC33E core with a multiple internal bus architecture, hardware DSP multiply-accumulate, and a full set of serial peripherals (UART, SPI, I2C) for system connectivity. The 128KB (43K x 24) ECC-protected program memory supports Class B functional safety libraries; DigiKey lists the part under Microchip's Functional Safety (FuSa) category.
Typical applications include automotive sensor and touch control units, BLDC and PMSM motor control in appliances, industrial power supplies and digital lighting, and harsh-environment sensing where 5V noise immunity matters.
Design consideration: the UQFN-36 (5x5) footprint requires careful thermal pad soldering; plan the exposed pad land pattern per Microchip layout guidelines to ensure reliable grounding and heat dissipation.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： DSPIC33EV128GM003-E/M5 ——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： DSPIC33EV128GM003-E/M5 （相同外形与封装尺寸） ——差异在于 Core, Package, Motor Control PWM, Qualification, RAM.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EV128GM003-H/M5
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EV128GM003-I/M5
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33EV64GM003-E/M5
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →DSPIC33EV256GM003-E/M5
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.58 / 个
查看数据手册 →DSPIC33EV128GM103-E/M5
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33EV128GM003-E/M5 最大额定值与电气特性
| Core | 16-bit dsPIC33E |
| Max CPU Speed | 60 MIPS (60 MHz) |
| Program Memory | 128KB (43K x 24) ECC Flash |
| RAM | 8KB |
| 电源电压 | 4.5 V to 5.5 V |
| Motor Control PWM | 6 channels |
| On-chip Op Amps | 3 |
| CTMU | Yes (Charge Time Measurement Unit) |
| SENT Peripheral | Yes |
| 封装 | 36-UQFN (5x5 mm) |
| 工作温度 | -40C to +125C (E grade) |
| 安装类型 | Surface Mount |
| Grade | Automotive, AEC-Q100, Functional Safety (FuSa) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| RoHS 状态 | Compliant |
DSPIC33EV128GM003-E/M5 36-uqfn (5x5 mm) 引脚配置指南
DSPIC33EV128GM003-E/M5（36-uqfn (5x5 mm) 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： DSPIC33EV128GM003-E/M5.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33EV128GM003-E/M5 适用于 6 应用s: Automotive Sensor and Touch Control Units, BLDC / PMSM Motor Control, Appliance Control Boards, Industrial Power Supplies and Digital Lighting, Functionally Safe Embedded Control, Harsh-Environment Industrial Sensing.
Automotive Sensor and Touch Control Units
The DSPIC33EV128GM003-E/M5 fits automotive sensor and touch control units because it combines AEC-Q100-grade qualification data, a -40C to +125C extended temperature range, and the SENT peripheral for direct interfacing with automotive smart sensors. The 5V supply provides wide noise margins against the harsh electrical environment of vehicle harnesses, while ECC-protected Flash guards against bit corruption from vibration-induced and radiation-induced upsets. The CTMU supports robust capacitive touch detection on switches and panels. Placed in a compact 36-pin UQFN (5x5 mm) footprint, the controller keeps node BOM count low; the main design trade-off is ensuring the exposed pad is well grounded for thermal and EMI performance in under-hood-adjacent locations.
推荐
BLDC / PMSM Motor Control
For three-phase BLDC and PMSM drives, the DSPIC33EV128GM003-E/M5 provides 6 motor-control PWM channels with complementary outputs and dead-time insertion - exactly the channel count of a three-phase inverter bridge. The 3 on-chip op amps amplify low-side shunt currents, removing three external amplifier ICs from the BOM, and the 60 MIPS DSP core executes field-oriented control loops with single-cycle MAC instructions at 16 kHz+ PWM frequencies. The 5V I/O drives gate-driver inputs directly with strong noise immunity in vibrating, noisy appliance and industrial environments. Designers should route PWM outputs away from analog op-amp inputs and decouple VDD with 0.1uF plus 10uF capacitors to keep ADC readings clean during PWM switching edges.
推荐
Appliance Control Boards
Home appliance control boards - washers, refrigerators, dishwashers, and air conditioners - benefit from the DSPIC33EV128GM003-E/M5 because Microchip positions the dsPIC33EV family explicitly for harsh environments with noise and vibration. The 5V core tolerates the electrically noisy back-EMF and relay-switching environment inside appliances, the ECC Flash protects firmware integrity over the product lifetime, and the CTMU enables capacitive touch user interfaces without mechanical buttons. The 128KB Flash holds motor control, UI, and communication firmware in a single device, and the internal oscillator removes the need for a crystal in cost-sensitive boards. The trade-off is that 5V operation requires attention to power-supply efficiency compared with 3.3V designs.
推荐
Industrial Power Supplies and Digital Lighting
In switched-mode power supplies, digital lighting ballasts, and LED drivers, the DSPIC33EV128GM003-E/M5 provides the DSP throughput (60 MIPS, single-cycle MAC) needed for high-bandwidth current-mode control loops. The 6 PWM channels support interleaved topologies, the on-chip op amps condition feedback shunt signals without external amplifiers, and the 12-bit ADC pipeline samples control variables synchronized to PWM edges for low-latency regulation. The extended -40C to +125C rating suits industrial cabinets and enclosed luminaires where ambient temperatures climb. Because the device operates from a 5V rail, it interfaces cleanly with standard industrial analog front ends. Consider using the CTMU for precise timing measurements in resonant converter topologies.
推荐
Functionally Safe Embedded Control
DigiKey classifies the DSPIC33EV128GM003-E/M5 within Microchip's Functional Safety (FuSa) dsPIC33EV category, making it appropriate for control systems that must support safety integrity requirements in industrial machinery and automotive subsystems. The Flash ECC (Error Correction Code) provides single-bit error correction and detection in program memory, a foundational element of safety architectures, while the AEC-Q100 automotive-grade qualification and 60 MIPS headroom allow simultaneous safety monitoring routines and primary control loops. Microchip provides safety manuals and Class B libraries for the dsPIC33EV family to support diagnostic coverage documentation. Designers should budget RAM for safety stacks since the 8KB RAM is shared between application and diagnostic code.
推荐
Harsh-Environment Industrial Sensing
Industrial sensing nodes exposed to vibration, dust, temperature extremes, and electrical noise benefit from the DSPIC33EV128GM003-E/M5's -40C to +125C rating, 5V noise immunity, and integrated analog. The 3 op amps buffer and amplify sensor signals from pressure bridges, thermocouple amplifiers, or current shunts directly on-chip, while the CTMU measures precise charge times for capacitive or resistive sensing. The internal oscillator tolerates conditions where crystals are vulnerable to vibration, and the SENT peripheral decodes automotive/industrial smart-sensor data streams natively. The 128KB Flash accommodates compensation tables and communication stacks. Route analog sensor traces away from PWM lines and use differential routing for low-level signals to preserve the 10/12-bit ADC accuracy.
推荐
推荐产品汇总
工程参考数据： DSPIC33EV128GM003-E/M5 ——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 | DSPIC33EV128GM003-H/M5 | DSPIC33EV64GM003-E/M5 | DSPIC33EV256GM003-E/M5 | DSPIC33EV128GM103-E/M5 |
|---|---|---|---|---|---|
| Package | 36-UQFN (5x5 mm) | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same | 36-UQFN (5x5 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128KB (43K x 24) ECC | 128KB ECC | 64KB ECC | 256KB ECC | 128KB ECC |
| RAM | 8KB | 8KB | 8KB | 16KB | 8KB |
| Max CPU Speed | 60 MIPS (60 MHz) | 40 MIPS (40 MHz) | 60 MIPS | 60 MIPS | 60 MIPS |
| On-chip Op Amps | 3 | 3 | 3 | 3 | 0 (no op amps) |
| Motor Control PWM | 6 channels | 6 channels | 6 channels | 6 channels | 6 channels |
关键差异点
- Full 60 MIPS speed grade with extended temperature range （对比 DSPIC33EV128GM003-H/M5)
- Double the program memory of the family entry point （对比 DSPIC33EV64GM003-E/M5)
- Integrated analog front end (3 op amps + CTMU) （对比 DSPIC33EV128GM103-E/M5)
设计说明
The 36-UQFN (5x5 mm) package has a large exposed thermal pad on the underside. Design the PCB land pattern with a corresponding thermal pad connected to a grounded via array (typically 4-9 vias) to ensure reliable solder wetting, grounding, and heat transfer. Follow Microchip's UQFN surface-mount guidelines for stencil apertures; a fully solid stencil on the exposed pad can cause floating during reflow. Pin 1 is indicated by the circular marker on the package top - verify orientation against the family datasheet pin diagrams before finalizing layout.
Supply the DSPIC33EV128GM003-E/M5 from a regulated 5V rail within the 4.5V to 5.5V range. Decouple each VDD pin with a 0.1uF ceramic capacitor placed within 2 mm of the pin, plus one bulk 10uF capacitor near the device. The dsPIC33EV family requires a VCAP capacitor on the internal regulator output - use the exact value specified in the family datasheet (DS70005144H) and place it close to the pin; an incorrect or missing VCAP capacitor is one of the most common causes of brown-out and erratic operation on first prototypes.
When using all 6 motor-control PWM channels in a three-phase drive, PWM edges at 20 kHz+ switching frequencies couple strongly into the on-chip op-amp inputs and ADC channels. Keep analog shunt-sense routing differential and close to the op-amp input pins, guard them with ground, and synchronize ADC sampling to PWM centers using the ADC trigger-from-PWM feature rather than free-running sampling. This measurably reduces switching-noise-induced ADC error and improves FOC current-loop accuracy.
合规信息
DigiKey classifies the part under Microchip's Automotive (AEC-Q100) and Functional Safety (FuSa) dsPIC33EV categories. RoHS/lead-free per standard Microchip packaging; verify REACH and halogen-free status via the Microchip product page.