DSPIC33EP512GM604T-I/ML - 16-bit 70 MIPS DSC 512KB Flash | Microchip
料号： DSPIC33EP512GM604T-I/ML ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33EP512GM604T-I/ML 概述
A digital signal controller combines the computational strengths of a microcontroller with the math-acceleration of a digital signal processor in a single chip. Within the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP sits above basic MCUs and is purpose-built for control loops that demand fast multiply-accumulate operations, making it a natural choice for digital power conversion and precision motor control.
Key features include the 70 MIPS dsPIC33E core with DSP instruction support, 12 channels of complementary-output PWM for advanced motor control, two Quadrature Encoder Interface (QEI) modules for position feedback, integrated operational amplifiers that reduce external component count, and a Controller Area Network (CAN) module for robust industrial communication. The Peripheral Trigger Generator (PTG) automates peripheral sequencing and offloads the CPU.
Technically, the device is fabricated in CMOS, supports low-power modes, includes four DMA channels for data movement without CPU intervention, a barrel shifter, and boundary-scan (JTAG) debug capability. The on-chop DSP engine plus rich analog integration (op amps, high-speed ADC per family datasheet) enables single-chip solutions for field-oriented motor control.
Typical applications include brushless DC and PMSM motor drives, digital SMPS and power factor correction converters, and industrial automation nodes that require CAN connectivity alongside deterministic PWM control.
When designing with this DSC, budget the 3.0V to 3.6V supply rail early and use the exposed pad as a low-inductance ground for the switching noise inherent in motor-drive environments.
This page synthesizes distributor inventory data, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with pricing checked as of 2026-09-25.
直接替换替代料： DSPIC33EP512GM604T-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： DSPIC33EP512GM604T-I/ML （相同外形与封装尺寸） ——差异在于 Package, Core Architecture, DMA Channels, Maximum CPU Speed, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EP512GM604-I/ML
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EP256GM604-E/ML
✅ 直接替换✓ 有现货
$6.55 / 个
查看数据手册 →DSPIC33EP512MC504-H/ML
✅ 直接替换✓ 有现货
$4.05 / 个
查看数据手册 →DSPIC33EP512GM604T-I/ML 最大额定值与电气特性
| Core Architecture | 16-bit dsPIC33E DSC core |
| Maximum Performance | 70 MIPS |
| Program Memory (Flash) | 512 KB (170K x 24) |
| RAM | 48 KB |
| Supply Voltage Range | 3.0 V to 3.6 V |
| PWM Channels | 12 complementary-output PWM |
| Quadrature Encoder Interfaces | 2 QEI |
| CAN Modules | 1 CAN |
| Integrated Op Amps | Yes (on-chip operational amplifiers) |
| Peripheral Trigger Generator | Yes (PTG) |
| DMA Channels | 4 |
| Max Clock Frequency | 60 MHz |
| 封装 | 44-QFN (8x8 mm), exposed pad |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (I grade) |
| Packing | Tape & Reel (T suffix) |
| Technology | CMOS |
| Debug / Scan | Boundary scan (JTAG) |
DSPIC33EP512GM604T-I/ML 44-qfn (8x8 mm), exposed pad 引脚配置指南
DSPIC33EP512GM604T-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： DSPIC33EP512GM604T-I/ML.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33EP512GM604T-I/ML 适用于 6 应用s: BLDC/PMSM Motor Drives, Digital Power Supplies and PFC, Industrial Automation and CAN Nodes, Sensor Signal Acquisition Systems, Embedded Control in HVAC and Appliances, Test and Measurement Instrumentation.
BLDC/PMSM Motor Drives
The DSPIC33EP512GM604T-I/ML is purpose-built for precision motor control: its 70 MIPS dsPIC33E core executes field-oriented control (FOC) loops with hardware DSP multiply-accumulate, while 12 complementary-output PWM channels drive three-phase inverter bridges with dead-time insertion. The two QEI modules read dual encoder feedback for position and speed, and the integrated op amps condition current-shunt signals without external amplifiers. Placed as the single controller in a servo or traction drive, the DSC closes current loops at PWM frequency with deterministic latency. The PTG peripheral automates ADC-trigger sequencing, freeing CPU headroom for supervisory logic and the CAN-based fieldbus interface.
推荐
Digital Power Supplies and PFC
In digital switched-mode power supplies and power factor correction stages, the DSPIC33EP512GM604T-I/ML replaces analog control loops with firmware-controlled regulation. The complementary PWM outputs with dead-time control drive half-bridge and full-bridge topologies, and the high-speed core supports average-current-mode control at switching frequencies typical of SMPS designs. The on-chip op amps buffer voltage and current feedback signals directly, and the 4-channel DMA moves ADC results to RAM without CPU intervention for real-time data logging. The 512KB Flash accommodates multiple firmware profiles - e.g., constant-voltage, constant-current, and battery-charge algorithms - selectable at runtime via the CAN interface.
推荐
Industrial Automation and CAN Nodes
The single CAN module of the DSPIC33EP512GM604T-I/ML makes it a strong candidate for industrial automation nodes that also need local control intelligence. Acting as a CAN-open or proprietary-protocol endpoint, the DSC runs the communication stack in the background while the 70 MIPS core executes deterministic local control tasks - motor positioning, pump sequencing, or sensor fusion. The Peripheral Pin Select feature lets engineers remap UART, SPI, and I2C functions to optimal pins for a given PCB, and 512KB Flash retains protocol firmware, calibration tables, and OTA-update bootloaders simultaneously. Dual QEI also supports encoder-based axis feedback in distributed motion systems.
推荐
Sensor Signal Acquisition Systems
With integrated operational amplifiers, DMA-driven ADC sampling, and 48KB of RAM, the DSPIC33EP512GM604T-I/ML consolidates analog signal conditioning and digital processing for multi-channel acquisition systems. The on-chip op amps amplify low-level sensor outputs - shunt currents, thermistor bridges, or pressure-transducer signals - before internal conversion, reducing external component count and board area. Four DMA channels stream conversion results into circular buffers for background filtering on the DSP engine, while the PTG triggers deterministic sample sequences without software jitter. The 512KB Flash stores calibration coefficients and compensation algorithms, and results are reported upstream over CAN or UART with Peripheral Pin Select routing flexibility.
推荐
Embedded Control in HVAC and Appliances
Appliance and HVAC systems benefit from the DSPIC33EP512GM604T-I/ML's combination of sensorless motor control and communication in one chip. The complementary PWM channels drive compressor and fan BLDC motors with sensorless back-EMF estimation handled by the DSP core, eliminating hall sensors, while dual QEI modules serve position feedback in damper or valve actuators that use encoders. The 3.0V to 3.6V supply integrates cleanly with appliance power architectures, and the -40C to +85C I grade covers typical indoor equipment environments. On-chip op amps condition current feedback for overload protection, and the CAN or UART interfaces link the controller to the appliance's main board for diagnostics.
推荐
Test and Measurement Instrumentation
Bench instruments, power analyzers, and handheld meters leverage the DSPIC33EP512GM604T-I/ML's DSP throughput and rich timing peripherals. The 70 MIPS core performs real-time FFT and RMS computation on sampled waveforms using hardware MAC instructions, while DMA-serviced ADC sequences capture multi-channel data with precise timing from PTG-generated triggers. The dual QEI modules decode rotary encoder front-panel inputs for user interfaces, and PWM outputs provide DAC-like analog control voltages via external filtering. Boundary-scan (JTAG) support aids production programming and board test, and 512KB Flash holds multiple instrument calibration profiles, firmware-update capability, and logging buffers in the 48KB RAM.
推荐
推荐产品汇总
工程参考数据： DSPIC33EP512GM604T-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 | DSPIC33EP512GM604-I/ML | DSPIC33EP256GM604-E/ML | DSPIC33EP512MC504-H/ML |
|---|---|---|---|---|
| Package | 44-QFN (8x8), exposed pad | 44-QFN (8x8) - same | 44-QFN (8x8) - same | 44-QFN (8x8) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB (170K x 24) | 512 KB (170K x 24) | 256 KB | 512 KB |
| PWM Channels | 12 complementary-output PWM | 12 complementary-output PWM | 12 complementary-output PWM | Motor-control PWM (MC variant) |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
关键差异点
- Maximum Flash in the 44-pin GM6xx tier （对比 DSPIC33EP256GM604-E/ML)
- Tape & Reel production packing of the flagship 512KB die （对比 DSPIC33EP512GM604-I/ML)
- Full GM-series peripheral set including CAN （对比 DSPIC33EP512MC504-H/ML)
设计说明
The 44-QFN 8x8 package has an exposed pad on the underside that serves as the primary ground connection. Solder it to a solid ground plane with an array of thermal vias (typically 4x4 via pattern) - relying on perimeter pins alone for ground increases ground bounce during PWM edge transitions and degrades ADC accuracy in motor-drive environments. For the 0.5 mm pin pitch, specify a solder-paste stencil with reduced aperture (about 80%) on perimeter pads to prevent bridging, and inspect with X-ray or AOI given the hidden pad.
Supply the DSC from a clean 3.3V rail within the 3.0V to 3.6V range. Decouple every VDD pin with 100 nF ceramics placed within 2 mm of the pin, plus one bulk 4.7 uF to 10 uF capacitor near the package. In motor-control applications, keep the controller ground return separate from the power-stage ground until a single star point to prevent PWM switching currents from modulating the analog reference. Estimated: a 70 MIPS core dissipates on the order of tens of milliwatts to low hundreds of milliwatts, so the QFN exposed pad alone manages thermals without a heatsink at normal ambient.
Use Peripheral Pin Select (PPS) deliberately: group fast digital functions (PWM outputs to the gate-driver interface) away from analog op-amp input pins, and route QEI encoder signals with series termination (33 to 100 ohm estimated starting values) if encoder cabling exceeds a few tens of centimeters. The datasheet notes PPS-remappable pins differ across family members, so lock your PPS mapping early and avoid redesigns when moving between GM3xx/6xx/7xx family parts.
Confirm the temperature grade before production: the T-I/ML is the -40C to +85C I grade, not suitable for -40C to +125C ambient environments - select an E-grade family member instead. Also verify the CAN bus pin mapping against the family datasheet rather than assuming fixed pins, since PPS remapping means the CAN TX/RX may appear on different pins across board revisions.
合规信息
Compliance statuses were not stated in the provided verified web data; consult the Microchip product page or datasheet for RoHS/REACH certificates. Not an automotive AEC-Q100 qualified part per family positioning - verify with Microchip for automotive use.