DSPIC33CH64MP508T-I/PT - Dual-Core 16-bit DSC 80-TQFP | Microchip
MPN: DSPIC33CH64MP508T-I/PT ✓ Hoạt độngDSPIC33CH64MP508T-I/PT Tóm tắt
A digital signal controller combines the peripheral set and control hardware of a microcontroller with the multiply-accumulate (MAC) DSP engine of a digital signal processor. Within the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the standard choice for closed-loop power conversion and motor control where deterministic loop execution matters.
Key features include the asymmetric dual-core architecture: the primary core manages application logic and communication while the secondary core is dedicated to time-critical control loops, communicating through a shared RAM mailbox. The family is optimized for high-performance digital power and sophisticated control algorithms, and the 33CH series carries Functional Safety (FuSa) support documentation per DigiKey.
The on-chip high-speed PWM, analog comparators, 12-bit ADC, and CAN connectivity enable single-chip digital power stages. The 80-pin TQFP provides sufficient GPIO for gate-drive, feedback, and supervisory signals in a 12x12 mm surface-mount footprint.
Typical applications include wireless charging transmitters, server power supplies, drone electronic speed controllers, automotive sensors, UPS systems, and digital lighting ballasts - all areas Microchip explicitly targets with this dual-core family.
Design consideration: dedicate the secondary core to the control loop and partition code at design time, since the two cores run at independent frequencies and the mailbox handshake must be budgeted into loop timing.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, with prices as of 2026-09-22.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33CH64MP508T-I/PT — 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 DSPIC33CH64MP508T-I/PT (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, Core Architecture, High-Resolution PWM, ADC.
DSPIC33CH64MP506T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH128MP508-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH256MP508-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH512MP508T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH64MP508T-E/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33CH64MP508T-I/PT Tỷ lệ tối đa & tính chất điện
| Core | dsPIC33CH, 16-bit dual-core (primary + secondary) |
| Tần số xung maksimum | 180 MHz / 200 MHz |
| Program Memory Size | 64 KB Flash (88 KB Flash, PRAM per FuSa listing) |
| Data RAM Size | 16 KB + 4 KB |
| Hộp | 80-TQFP (12x12 mm) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (I grade) |
| Communication Interfaces | CAN, UART, SPI, I2C |
| Core Architecture | Asymmetric dual-core with shared RAM mailbox |
| Packaging | Tape & Reel (T suffix) |
| Safety Qualification | Functional Safety (FuSa) supported family |
| Trạng thái RoHS | Compliant |
| Target Applications | Digital power, motor control, wireless power, server PSUs, drones, automotive sensors |
Hướng dẫn cấu hình chân DSPIC33CH64MP508T-I/PT 80-tqfp (12x12 mm)
Cấu hình chân cho DSPIC33CH64MP508T-I/PT (80-tqfp (12x12 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 DSPIC33CH64MP508T-I/PT.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
DSPIC33CH64MP508T-I/PT phù hợp cho 6 Áp dụngs: Digital Power Supplies, Wireless Power Transfer, Drone Motor Control, Server Power Supplies, Automotive Sensors, Industrial Motor Drives.
Digital Power Supplies
The DSPIC33CH64MP508T-I/PT fits digital power conversion because its asymmetric dual-core architecture separates the fast control loop from supervisory tasks: the secondary core executes voltage and current compensation at a deterministic rate while high-resolution PWM drives LLC, PFC, or buck power stages. Per Microchip, the family is explicitly optimized for high-performance digital power, including server power supplies. In a typical topology the 16 KB + 4 KB RAM holds multiple compensator instances and PMBus-style state machines, while CAN or UART on the primary core handles telemetry. The trade-off versus analog control is firmware complexity, offset by programmable gain scheduling and adaptive algorithms impossible in hard-wired loops.
Được đề xuất
Wireless Power Transfer
Wireless charging transmitters and receivers demand a controller that can run a frequency-tracking resonant loop and foreign-object detection simultaneously - exactly the split the DSPIC33CH64MP508T-I/PT provides. The secondary core closes the phase/frequency control loop into the full-bridge inverter at fixed rate, while the primary core manages Qi-protocol communication, object-detection sensing, and safety shutdowns. Microchip identifies wireless power as a core dsPIC33CH dual-core application. The 180-200 MHz primary core leaves ample margin for protocol stacks, and the 64 KB flash accommodates Qi firmware with bootloader headroom; larger designs can migrate pin-compatibly to 128/256/512 KB flash siblings on the same PCB.
Được đề xuất
Drone Motor Control
Drone electronic speed controllers benefit from the dual-core split: the secondary core runs field-oriented-control (FOC) current loops for the brushless motor while the primary core handles flight-controller telemetry, CAN or UART communication, and fault management. Microchip lists drones among target applications for the dsPIC33CH dual-core family. The 80-pin TQFP supplies enough PWM outputs, ADC inputs for three-phase current sensing, and GPIO for gate-drive enable signals in a 12x12 mm footprint suited to compact ESC boards. The industrial -40C to +85C range covers typical drone thermal envelopes; designs requiring extreme ambient can drop in the E-grade variant without PCB changes.
Được đề xuất
Server Power Supplies
Server PSUs and rack power shelves use the DSPIC33CH64MP508T-I/PT to close PFC and LLC conversion loops digitally while reporting status over CAN or UART to a baseboard management controller. Microchip explicitly names server power supplies as a dsPIC33CH dual-core application. The secondary core executes the hot control loops with deterministic timing; the primary core manages digital telemetry, hot-swap sequencing, and fault logging. The 88 KB flash/PRAM listing on DigiKey reflects the FuSa-supported memory configuration valued in safety-relevant power infrastructure. Compared with analog control, digital control enables adaptive efficiency optimization and remote firmware update - key server-PSU requirements.
Được đề xuất
Automotive Sensors
Microchip targets automotive sensor applications with the dsPIC33CH dual-core family, where one core runs the measurement/control loop and the other manages CAN networking and diagnostics. The DSPIC33CH64MP508T-I/PT's industrial-grade variant suits sensor modules outside the strict powertrain qualification envelope; for AEC-Q100-dependent designs, engineers should select Microchip automotive-qualified order codes within the dsPIC33 portfolio. The on-chip 12-bit-class ADC inputs, comparators, and CAN interface map directly onto position, pressure, and level-sensor signal chains. The 16 KB + 4 KB RAM supports oversampling, filtering, and plausibility checks executed in parallel with communication processing, shortening loop latency versus single-core scheduling.
Được đề xuất
Industrial Motor Drives
General industrial motor drives - conveyors, pumps, HVAC blowers - use the DSPIC33CH64MP508T-I/PT to run sensorless FOC on the secondary core while the primary core executes Modbus/CAN communication, ramp generation, and protective supervision. The dual-core separation guarantees that control-loop jitter is immune to communication-stack load, a common failure mode on single-core MCUs. The 80-pin TQFP provides PWM outputs for three-phase inverters plus ADC channels for DC-bus and phase-current feedback, and the industrial -40C to +85C rating suits cabinet-mounted drives. The Functional Safety (FuSa) support on the family eases documentation for machinery-safety assessments.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33CH64MP508T-I/PT — 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 | DSPIC33CH64MP506T-I/PT | DSPIC33CH128MP508-E/PT | DSPIC33CH256MP508-I/PT | DSPIC33CH512MP508T-I/PT | DSPIC33CH64MP508T-E/PT |
|---|---|---|---|---|---|---|
| Package | 80-TQFP (12x12 mm) | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 64 KB | 64 KB | 128 KB | 256 KB | 512 KB | 64 KB |
| Core / Frequency | Dual-core dsPIC33CH, up to 180-200 MHz | Dual-core dsPIC33CH, up to 180-200 MHz | Dual-core dsPIC33CH, up to 180-200 MHz | Dual-core dsPIC33CH, up to 180-200 MHz | Dual-core dsPIC33CH, up to 180-200 MHz | Dual-core dsPIC33CH, up to 180-200 MHz |
| Temperature Range | -40C to +85C (I grade) | -40C to +85C | -40C to +125C (E grade) | -40C to +85C | -40C to +85C | -40C to +125C (E grade) |
| CAN Interface | Yes | Yes | Yes | Yes | Yes | Yes |
| Packaging | Tape & Reel (T) | Tape & Reel | Tray (non-T) | Tray (non-T) | Tape & Reel | Tape & Reel |
| Lifecycle Status | Active | Active | Active | Active | Active | Active |
Bảo phân biệt quan trọng
- Asymmetric dual-core architecture with dedicated control core (vsDSPIC33CH64MP506T-I/PT)
- Pin-compatible flash upgrade path (vsDSPIC33CH512MP508T-I/PT)
- Extended-temperature variant on the same die (vsDSPIC33CH64MP508T-E/PT)
Ghi chú thiết kế
Budget the 3.3V core supply with local decoupling: place 100 nF ceramic capacitors at each VDD pin pair of the 80-TQFP plus at least one 4.7-10 uF bulk capacitor near the package. Because the two cores can switch simultaneously, supply ripple shows up as timing jitter in the control loop; a clean AVDD feed (ferrite bead plus 1 uF) for analog peripherals such as the ADC improves effective resolution in digital power applications.
In dual-core designs, do not assume code compiled and profiled on the primary core behaves identically on the secondary core - the secondary core is dedicated to time-critical control and has its own clock configuration. Partition responsibilities at design time and size the shared RAM mailbox handshake into the control-loop period. Also verify your exact part number's flash size in the datasheet: distributor listings state both 64 KB (Mouser/Newark) and 88 KB flash/PRAM (DigiKey FuSa listing), so confirm against the Microchip ordering table before finalizing firmware size.
For the 80-TQFP 12x12 mm footprint, dedicate a solid ground plane under the device and route PWM outputs away from high-impedance ADC feedback traces to prevent digital coupling into analog measurements. Use series resistors (22-100 ohm) on PWM outputs driving long traces to gate drivers to damp ringing and reduce EMI. Keep the CAN transceiver close to the CAN pins with a stub-free topology; Microchip application notes on dsPIC33C digital power reference designs provide proven layout examples.
Thông tin tuân thủ
Distributor listings (PCBElectronics, DigiKey) mark this part RoHS. Standard industrial-grade part; automotive-qualified order codes exist separately in the Microchip portfolio.