DSPIC33EP256GP504T-E/ML - 16-bit 60MIPS 256KB DSC | Microchip
MPN: DSPIC33EP256GP504T-E/ML ✓ Hoạt độngDSPIC33EP256GP504T-E/ML Tóm tắt
A digital signal controller is a hybrid device that combines the computational throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits above general-purpose MCUs for math-intensive control loops, and the dsPIC33EP family is Microchip's general-purpose 16-bit DSC series for high-performance embedded control.
Key features include 60 MIPS core performance for deterministic control, 256KB self-programming FLASH, an enhanced CAN 2.0B module for automotive and industrial networking, three on-chip operational amplifiers, four comparators, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing.
The dsPIC33EP core uses a modified Harvard architecture with a 24-bit instruction word and DSP engine supporting single-cycle MAC operations. Four DMA channels offload data movement, while the multiple internal bus architecture keeps data and instruction fetches from stalling math loops. CMOS process technology delivers low active current for motor control and digital power workloads.
Typical applications include BLDC and PMSM motor control, automotive body and powertrain auxiliary modules (the -E grade is AEC-Q100 qualified), digital power supplies, and industrial sensor acquisition using the CTMU for capacitive or time-of-flight measurements.
Design consideration: the -E/ML grade is rated for extended ambient temperature operation; verify total power dissipation in the 8x8 QFN thermally enhanced pad layout, and route the CAN transceiver close to the CANTX/CANRX pins.
This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33EP256GP504T-E/ML — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với DSPIC33EP256GP504T-E/ML (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, RAM, Core, Packaging.
DSPIC33EP256GP504T-I/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256GP504T-E/MV
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP256GP504-E/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256GM604-E/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256GP504T-E/ML Tỷ lệ tối đa & tính chất điện
| Core Processor | dsPIC33EP (16-bit DSC core) |
| Core Size | 16-bit |
| Speed (MIPS) | 60 MIPS |
| Program Memory Size | 256KB (85.5K x 24) FLASH |
| RAM Size | 32KB (16K x 16) |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| Hộp | 44-QFN (8x8 mm) |
| Kiểu lắp đặt | Surface Mount |
| Supply Voltage Range | 3V to 3.6V |
| Nhiệt độ hoạt động | -40C to +125C (E grade, AEC-Q100 qualified) |
| Qualification | AEC-Q100 (automotive grade) |
| Op Amps | 3 integrated operational amplifiers |
| Comparators | 4 |
| CTMU | Charge Time Measurement Unit included |
| PTG | Peripheral Trigger Generator included |
| DMA Channels | 4 |
| Technology | CMOS |
| Packaging | Tape & Reel (T suffix) |
Hướng dẫn cấu hình chân DSPIC33EP256GP504T-E/ML 44-qfn (8x8 mm)
Cấu hình chân cho DSPIC33EP256GP504T-E/ML (44-qfn (8x8 mm) gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho DSPIC33EP256GP504T-E/ML.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
DSPIC33EP256GP504T-E/ML phù hợp cho 6 Áp dụngs: Automotive Auxiliary Modules, BLDC and PMSM Motor Control, Digital Power Supplies, Industrial Sensing and CTMU Measurement, CAN-Based Industrial Networking Nodes, Portable and Battery-Powered Instrumentation.
Automotive Auxiliary Modules
The AEC-Q100 qualified -E/ML grade is purpose-built for automotive environments, tolerating -40C to +125C ambient under the automotive qualification standard. The dsPIC33EP core running at 60 MIPS handles deterministic control loops for window lift, HVAC flap actuators, pump control, and lighting modules, while the integrated CAN 2.0B module connects directly to in-vehicle networks through an external transceiver. LINbus and UART support sub-networks of smart actuators and sensors. The extended FLASH of 256KB leaves headroom for OEM-specific diagnostics stacks such as UDS-style bootloaders, and 32KB of RAM supports buffered message handling. Because the analog mix (3 op amps, 4 comparators, CTMU) is on-chip, BOM count stays low in cost-sensitive automotive body electronics.
Được đề xuất
BLDC and PMSM Motor Control
Motor control is a flagship dsPIC33EP use case: the 60 MIPS core executes single-cycle DSP MAC instructions for field-oriented control (FOC) current loops at multi-kHz rates. Four DMA channels stream ADC conversion results into RAM without CPU intervention, and the Peripheral Trigger Generator can sequence ADC sampling to PWM events autonomously, reducing loop jitter. The three integrated op amps condition low-side shunt current measurements, and the four comparators support hardware overcurrent trips without external amplifiers. The 44-QFN (8x8 mm) package exposes sufficient PWM-capable pins for three-phase bridges. With 256KB FLASH, sensorless observers and startup algorithms fit comfortably alongside the application code, making this part suitable for pumps, fans, traction auxiliaries, and industrial drives.
Được đề xuất
Digital Power Supplies
Switching power converters benefit directly from the DSPIC33EP256GP504T-E/ML architecture: the 60 MIPS core closes voltage- and current-mode compensation loops with deterministic latency, the PTG triggers ADC samples synchronized to PWM edges so mid-rail switching noise does not corrupt readings, and the four comparators implement cycle-by-cycle current limiting in hardware with microsecond response. The 256KB FLASH stores multiple converter profiles (CV/CC, constant power, soft-start ramps) and firmware-updatable via UART or CAN. On-chip op amps amplify shunt signals, removing external error amplifiers. The extended -E temperature grade suits power stages mounted near hot components such as PFC and LLC converters in industrial and telecom rectifier front ends.
Được đề xuất
Industrial Sensing and CTMU Measurement
The Charge Time Measurement Unit (CTMU) enables precise capacitive and time-of-flight measurements with sub-nanosecond charge-injection control, ideal for capacitive touch panels, liquid-level sensing, and proximity detection in industrial equipment. Combined with the 60 MIPS core, sampled data can be filtered (IIR/FIR using DSP MAC instructions) in real time while the CAN or UART links stream results to supervisory controllers. The three op amps and four comparators provide local analog conditioning for 4-20 mA receivers and threshold alarms. Housed in the robust 44-QFN (8x8 mm) package with the -40C to +125C E-grade rating, the device tolerates panel-mounted enclosures in factory automation, HVAC controllers, and process instrumentation exposed to wide thermal swings.
Được đề xuất
CAN-Based Industrial Networking Nodes
The enhanced CAN 2.0B module with up to 8 transmit/receive buffers makes this DSC a strong CANopen- and DeviceNet-style node controller in factory networks. At 60 MIPS it can service CAN message parsing, protocol stacks, and local control loops concurrently, while the PTG offloads repetitive peripheral triggering. LINbus and IrDA-capable UARTs bridge legacy sub-systems into the CAN backbone, and 256KB FLASH accommodates protocol stacks plus OTA-style firmware update bootloaders over CAN. The -E AEC-Q100 rating also suits mobile machinery and off-highway vehicle controllers that share automotive environmental demands. The 44-QFN (8x8 mm) footprint with 4 DMA channels keeps message buffering and sensor acquisition efficient without external glue logic.
Được đề xuất
Portable and Battery-Powered Instrumentation
Operating from a 3V to 3.6V supply, the DSPIC33EP256GP504T-E/ML runs directly from a single lithium-ion cell via a small LDO, and the CMOS process keeps active current low enough for handheld instruments. Sleep, idle, and doze modes trade 60 MIPS peak performance against microamp-level standby, letting designers duty-cycle acquisition bursts. The CTMU supports capacitive touch keys replacing mechanical buttons on waterproof instrument panels, while SPI/I2C connect displays, flash memory, and RF modules. The 44-QFN (8x8 mm) 0.5 mm-pitch package enables compact two-layer boards, and 256KB FLASH retains data logging, calibration tables, and GUI assets on-chip, removing external memory from the BOM of meters, portable analyzers, and field diagnostic tools.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33EP256GP504T-E/ML — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | DSPIC33EP256GP504T-I/ML | DSPIC33EP256GP504T-E/MV | DSPIC33EP256GP504-E/ML | DSPIC33EP256GM604-E/ML |
|---|---|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (5x5 mm, MV) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Performance | 16-bit dsPIC33EP, 60 MIPS | 16-bit, 60 MIPS (DigiKey lists 70 MIPS max family speed) | 16-bit, 60 MHz | 16-bit, 60 MIPS | 16-bit, 60 MIPS |
| Program Memory | 256KB (85.5K x 24) FLASH | 256KB FLASH | 256KB FLASH | 256KB FLASH | 256KB FLASH |
| RAM | 32KB (16K x 16) | 32KB | 32KB | 32KB | 32KB |
| Temperature Grade | -40C to +125C (E, AEC-Q100) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| Automotive Qualification | AEC-Q100 qualified | No (industrial grade) | AEC-Q100 qualified | AEC-Q100 qualified | AEC-Q100 qualified |
Bảo phân biệt quan trọng
- AEC-Q100 automotive qualification at extended temperature (vsDSPIC33EP256GP504T-I/ML)
- Integrated analog signal chain (3 op amps + 4 comparators + CTMU) (vsDSPIC33EP256GM604-E/ML)
- Same pin functions in a smaller footprint option (vsDSPIC33EP256GP504T-E/MV)
Ghi chú thiết kế
Supply the DSPIC33EP256GP504T-E/ML from a regulated 3.0V-3.6V rail (nominal 3.3V). Each VDD/VSS pin pair needs a 0.1uF ceramic capacitor placed within 2 mm of the pin, plus one bulk 4.7uF-10uF capacitor near the package. The dsPIC33EP integrates an on-chip 2.5V regulator for the core; connect the external regulator capacitor (typically 10uF, low-ESR) to the VCAP pin exactly as specified in the Microchip datasheet - omitting it or using the wrong value is one of the most common causes of erratic startup and brown-out resets on this family.
Estimated: the 44-QFN (8x8 mm) package on a typical 4-layer PCB has a theta_JA in the low tens of C/W; at 60 MIPS active operation the core current is modest (tens of mA), giving a junction rise of only a few tens of degrees above ambient - well inside the +125C E-grade limit. However, if the same board also drives motor gate drivers or digital power stages, verify that heat from adjacent MOSFETs does not raise the local ambient above the rating. Use thermal vias under the exposed pad tied to a ground plane to stabilize the die temperature.
Do not confuse package suffixes when sourcing: /ML is the 8x8 mm 44-QFN, /MV is a smaller 5x5 mm 44-QFN, and /PT is a TQFP - they are not footprint-interchangeable. Also note the I-grade vs E-grade temperature split: the -I/ML variant is not AEC-Q100 qualified and must not be substituted into automotive designs. Finally, the dsPIC33EP Peripheral Pin Select (PPS) remaps many digital functions; verify your PPS register map against the datasheet pin tables before layout freeze so peripheral pins do not collide.
For CAN applications, route CANTX/CANRX to the transceiver (e.g., MCP2551/MCP2562) with short, matched traces and place the transceiver's split-termination network (typically a 60 ohm split across a 120 ohm bus) away from the MCU's analog pins. Keep the CTMU/op-amp analog routing on the opposite side of the board from the PWM and CAN lines, and use a solid, unbroken ground plane under the QFN. Configure Programming/Debug (ICSP) header access to PGC/PGD pins before final layout, since PPS can reassign them away from the connector.
Thông tin tuân thủ
AEC-Q100 qualification confirmed by Microchip USA and Xecor product listings for the -E grade. RoHS/REACH/lead-free certificates were not present in the verified data and must be confirmed on the Microchip product page environmental documents.