DSPIC33EP512MC504T-E/TL - 16-bit 60 MIPs DSC | Microchip
料号： DSPIC33EP512MC504T-E/TL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.85 | $7.85 |
| 10 | $7.1 | $71.00 |
| 100 | $6.35 | $635.00 |
| 500 | $5.8 | $2,900.00 |
| 1,000 | $5.25 | $5,250.00 |
DSPIC33EP512MC504T-E/TL 概述
A digital signal controller combines the periphery of a microcontroller with the DSP engine of a digital signal processor. In the power-management hierarchy of embedded systems, the dsPIC33E family sits between general-purpose MCUs and dedicated DSPs, offering single-cycle MAC, barrel shifter, and DSP instruction support alongside familiar MCU peripherals such as UART, SPI, I2C, and CAN. This hybrid architecture makes DSCs the de-facto choice for closed-loop control systems.
Key features include the 60 MIPS 16-bit dsPIC core, motor-control PWM peripherals with high resolution, 4 DMA channels for offloading data movement from the CPU, and integrated CANbus, I2C, SPI, and UART/USART interfaces. The AEC-Q100 qualification and E-grade temperature rating make this tape-and-reel variant suited to high-volume automotive and industrial builds.
Architecturally, the device uses a modified Harvard pipeline with 24-bit instruction words, a barrel shifter for fast bit manipulation, and boundary-scan (JTAG) debug support. The 170K x 24 FLASH organization allows in-circuit self-programming, while the 24 KB data RAM supports control-loop state, communication buffers, and DSP working arrays. According to the Microchip dsPIC33EP512MC504 datasheet, the family is purpose-built for precision motor control.
Typical applications include brushless DC and PMSM motor drives (FOC and sensorless algorithms), automotive body and powertrain auxiliary modules, digital power supplies and inverters, and industrial automation nodes requiring CAN connectivity.
Design consideration: the 6x6 mm QFN exposed pad is the primary thermal and ground path; a solid ground pour with an array of thermal vias under the pad is essential for reliable operation at the +125C ambient ceiling.
This page adds value beyond the datasheet by consolidating distributor pricing tiers, same-package drop-in alternatives, pin-level design notes, and application guidance not found in the manufacturer documentation.
直接替换替代料： DSPIC33EP512MC504T-E/TL ——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： DSPIC33EP512MC504T-E/TL （相同外形与封装尺寸） ——差异在于 Package, Supply Voltage, Core Architecture, Core Speed, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EP512MC504T-I/TL
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33EP256MC504T-I/TL
✅ 直接替换✓ 有现货
$3.32 / 个
查看数据手册 →DSPIC33EP512MC504-I/TL
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33EP256MC504-I/TL
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33EP512MC504T-E/TL 最大额定值与电气特性
| Core | dsPIC33E 16-bit |
| Core Speed | 60 MIPS |
| Program Memory Size | 512 KB (170K x 24) FLASH |
| Data RAM Size | 24 KB |
| 电源电压 | 3.3 V |
| 封装 | 44-VTLA (6x6 mm) QFN, exposed pad |
| 工作温度 | -40C to +125C (E grade) |
| Qualification | Automotive, AEC-Q100 |
| Communications Interfaces | CANbus, I2C, SPI, UART/USART |
| Special Peripherals | Motor Control PWM, DMA |
| DMA Channels | 4 |
| Timers | 5 |
| Barrel Shifter | Yes |
| Boundary Scan | Yes (JTAG) |
| 安装类型 | Surface Mount |
| Packaging | Tape & Reel (T suffix) |
| RoHS 状态 | Compliant |
DSPIC33EP512MC504T-E/TL 44-vtla (6x6 mm) qfn, exposed pad 引脚配置指南
DSPIC33EP512MC504T-E/TL（44-vtla (6x6 mm) qfn, 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： DSPIC33EP512MC504T-E/TL.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33EP512MC504T-E/TL 适用于 6 应用s: Brushless DC / PMSM Motor Drives, Automotive Auxiliary ECUs, Digital Power Supplies and Inverters, Industrial Automation and CAN Networking, Embedded Sensing and DSP Signal Processing, Battery-Powered and Portable Control Systems.
Brushless DC / PMSM Motor Drives
The DSPIC33EP512MC504T-E/TL is purpose-built for precision motor control: its 60 MIPS 16-bit DSP core executes field-oriented control (FOC) algorithms with single-cycle MAC operations, while the dedicated motor-control PWM peripheral provides complementary outputs with dead-time insertion and high-resolution duty cycles for three-phase inverters. The 4 DMA channels stream ADC current-sense samples to RAM without CPU intervention, preserving cycle budget for the control loop at switching frequencies above 20 kHz. Mounted on the control card of a BLDC or PMSM servo drive, the device closes the FOC current loop deterministically and manages CAN communication to the host. Designers should budget PWM dead time against inverter switch characteristics and use the exposed pad for a low-inductance ground to the gate-driver reference.
推荐
Automotive Auxiliary ECUs
With AEC-Q100 qualification and a -40C to +125C extended E-grade rating, the DSPIC33EP512MC504T-E/TL targets automotive auxiliary electronic control units such as pump controllers, fan modules, throttle actuators, and body-electronics nodes. The integrated CANbus interface connects directly to vehicle networks through an external CAN transceiver, while the 512 KB FLASH accommodates bootloader plus application firmware with room for OTA-style field updates. The tape-and-reel T-suffix delivery supports high-volume SMT placement on automotive lines. In this application the +125C rating provides headroom for under-hood ambient conditions where plastic-package self-heating from the 60 MIPS core pushes junction temperatures upward. Engineers must derate power dissipation at the temperature ceiling and follow AEC-Q100-recommended PCB copper coverage for thermal relief.
推荐
Digital Power Supplies and Inverters
Switching power converters - LLC resonant supplies, PFC stages, solar micro-inverters - benefit from the dsPIC33EP512MC504's combination of high-speed PWM, fast ADC triggering, and DSP math capability. The 60 MIPS core runs compensator algorithms (PID, 3p3z, PR controllers) at the switching frequency with deterministic latency, while the motor-control PWM modules generate phase-shifted or complementary drive pairs with cycle-by-cycle current limiting via hardware fault inputs. The 24 KB RAM holds multiple control-law state sets and telemetry buffers, and the 4 DMA channels move ADC results between loop iterations. Because the controller replaces analog compensation networks, firmware-defined control laws allow product variants from one PCB. Designers should place the PWM fault input on hardware overcurrent comparators for sub-microsecond protection independent of software.
推荐
Industrial Automation and CAN Networking
Factory automation nodes - actuators, sensors hubs, conveyer drives - require robust fieldbus connectivity and deterministic control. The DSPIC33EP512MC504T-E/TL integrates a CAN 2.0B controller with hardware message buffering, letting one device serve as both a control processor and a network endpoint without an external CAN controller. The 5-timer bank and input-capture resources support encoder quadrature decoding and precise event timing, while the barrel shifter accelerates protocol bit manipulation in Modbus RTU-over-UART gateways. The extended -40C to +125C rating covers unconditioned industrial cabinets that exceed commercial limits near power electronics. With 512 KB of self-programmable FLASH, field firmware updates over CAN or UART are practical, reducing maintenance cost in installed equipment. Coordinate the CAN bit-timing registers against the bus length and transceiver propagation delay.
推荐
Embedded Sensing and DSP Signal Processing
The DSP engine additions - single-cycle MAC, dual operand fetch, modulo and bit-reversed addressing - make the dsPIC33EP512MC504 effective for embedded signal processing tasks such as vibration analysis, ultrasonic flow measurement, and power-quality metering. The 60 MIPS core executes 1024-point FFTs in the low-millisecond range, sufficient for condition-monitoring sampling rates, while 24 KB RAM holds working spectra and windowed buffers. The 4 DMA channels move conversion results from the internal ADC to dual-buffered RAM without CPU cycles, ensuring gap-free sampling essential to spectral accuracy. Compared to a general-purpose MCU, the DSP instructions cut filter and transform cycle counts by an order of magnitude; compared to a floating-point DSP, fixed-point scaling must be managed in firmware. Boundary-scan support aids in-circuit test on dense sensor boards.
推荐
Battery-Powered and Portable Control Systems
Three-wheeler traction controllers, e-bike drives, and portable instrumentation benefit from the 3.3 V single-supply operation and integrated peripheral density of the DSPIC33EP512MC504T-E/TL, which reduces external component count versus discrete MCU-plus-DSP solutions. The motor-control PWM directly drives three-phase gate-driver front ends for compact traction inverters, and the CAN interface plugs into vehicle communication stacks common in light electric vehicles. The 512 KB FLASH supports complex control firmware with safety monitors - overcurrent, overtemperature, and undervoltage supervisors implemented in software with hardware fault backup. Although the E-grade AEC-Q100 rating exceeds portable requirements, it adds robustness margin for battery-pack environments with wide thermal swings. To conserve energy in standby, use the device power-managed sleep modes and wake on CAN activity or timer overflow.
推荐
推荐产品汇总
工程参考数据： DSPIC33EP512MC504T-E/TL ——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 | DSPIC33EP512MC504T-I/TL | DSPIC33EP256MC504T-I/TL | DSPIC33EP512MC504-I/TL | DSPIC33EP256MC504-I/TL |
|---|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm) QFN, exposed pad | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Program Memory | 512 KB (170K x 24) FLASH | 512 KB (170K x 24) | 256 KB (85K x 24) | 512 KB (170K x 24) | 256 KB (85K x 24) |
| Data RAM | 24 KB | 24 KB | 24 KB | 24 KB | 24 KB |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| AEC-Q100 Qualification | Automotive, AEC-Q100 | Family AEC-Q100 (verify E-grade screening) | Family AEC-Q100 (verify E-grade screening) | Family AEC-Q100 (I-grade build) | Family AEC-Q100 (I-grade build) |
| Peripherals | Motor Control PWM, CAN, I2C, SPI, UART, 4 DMA, 5 timers | Identical peripheral set | Identical peripheral set | Identical peripheral set | Identical peripheral set |
关键差异点
- Extended -40C to +125C temperature range with AEC-Q100 qualification （对比 DSPIC33EP512MC504T-I/TL)
- Double the program memory of the value-tier pin-compatible sibling （对比 DSPIC33EP256MC504T-I/TL)
- Integrated motor-control PWM plus CAN on one 60 MIPS core （对比 DSPIC33EP256MC504-I/TL)
设计说明
The 44-VTLA exposed pad is the primary ground and thermal path. Connect it to a solid ground plane through a 5x5 (or denser) array of thermal vias (0.3 mm drill, filled or tented) directly under the pad. Insufficient exposed-pad soldering is the most common field failure for QFN-dsPIC boards, manifesting as intermittent ground faults at high load. Follow Microchip's QFN layout application notes for stencil aperture design (typically 50-70% coverage split into multiple smaller apertures) to prevent pad floating during reflow.
Supply the core and I/O from a clean 3.3 V rail with 0.1 uF ceramic decoupling on every VDD/VDDCORE pin pair plus one bulk 10 uF capacitor per device, placed within 2 mm of the pins per the datasheet power-delivery guidance. The 60 MIPS core creates fast transient currents; series ferrite beads on AVDD improve ADC accuracy in motor-control designs where PWM switching noise couples into the analog domain. Verify all VSS pins are tied to the exposed pad plane - floating a VSS pin degrades EMI and debug reliability.
Do not mix temperature grades casually: the E/TL (+125C) and I/TL (+85C) parts are drop-in on the same board, but substituting I-grade into a design validated at +105C ambient will violate its rating. Also, the /TL (6x6 QFN) and /PT (10x10 TQFP) variants of the same die are NOT footprint compatible - confirm the suffix against your PCB land pattern before ordering. For ICSP programming, keep MCLR, PGD, and PGC traces short and reserve a 100 ohm series resistor on MCLR for the programming voltage path.
合规信息
Listed as Automotive, AEC-Q100 qualified on DigiKey and Hotenda distributor listings. RoHS status per Microchip product page; REACH and halogen-free status not stated in provided data.
