dsPIC33CK64MP205-E/PT - 16-bit 100MHz DSC 64KB Flash | Microchip
MPN: DSPIC33CK64MP205-E/PT ✓ Hoạt độngDSPIC33CK64MP205-E/PT Tóm tắt
A digital signal controller combines the compute architecture of a microcontroller with DSP-engine features such as single-cycle MAC, hardware divide and DSP addressing modes. Within the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the preferred choice when a control loop must execute fast, deterministic algorithms such as current-loop compensation or power-factor correction.
Key features of the dsPIC33CK64MP205 include the 100 MHz dsPIC33CK CPU core, up to 33 DMIPS performance, high-resolution PWM outputs with nanosecond-class edge resolution for switching converters, CAN Flexible Data (CAN FD) support, three on-chip analog comparators, three operational amplifiers and a 12-bit ADC enabling true concurrent multi-channel sampling for digital power feedback loops.
Architecturally, the dsPIC33CK family doubles the performance of the previous dsPIC33EP generation by executing most instructions in a single cycle at 100 MHz, with a zero-wait-state flash accelerator and a direct memory access (DMA) controller that offloads the CPU during high-rate ADC and PWM transactions. The on-board operational amplifiers can be used as front-end gain stages for current shunt sensing, reducing external component count in motor-drive designs.
Typical applications include digital switch-mode power supplies (LLC, buck, boost, PFC), brushless DC and PMSM motor control, solar micro-inverters, battery chargers, and high-performance embedded sensing. The extended temperature grade makes the part suitable for industrial drives and automotive-adjacent environments operating up to +125C ambient.
Design consideration: the 48-pin TQFP exposes a shared power/analog pin budget - plan a solid ground plane, place 100 nF decoupling on each VDD pin, and follow Microchip's digital power reference designs for ADC-PWM synchronization to achieve deterministic control-loop timing.
This page synthesizes distributor pricing (as of 2026-09-23), pin-compatible family alternatives, application notes and design guidance not consolidated in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33CK64MP205-E/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 DSPIC33CK64MP205-E/PT (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Core, Data SRAM, Qualification.
DSPIC33CK64MP205-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33CK128MP205-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33CK256MP205-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33CK32MP205-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33CK32MC105-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CK64MP205-E/PT Tỷ lệ tối đa & tính chất điện
| Core | dsPIC33CK 16-bit DSC |
| Maximum CPU Frequency | 100 MHz |
| Flash Program Memory | 64 KB |
| RAM | 8 KB |
| Nhiệt độ hoạt động | -40C to +125C (extended, E grade) |
| Hộp | 48-pin TQFP (7x7 mm) |
| ADC Resolution | 12-bit |
| Operational Amplifiers | 3 |
| Analog Comparators | 3 |
| CAN Interface | CAN FD |
| PWM | High-Resolution PWM |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Packaging | Tape & Reel (PT suffix) |
| Peripheral Trigger Generator | Yes (PTG) |
Cấu hình chân DSPIC33CK64MP205-E/PT
| Chân 1 | MCLR — Master clear reset input / programming voltage |
| Chân 2 | AN0/VREF+ — Analog input 0 / ADC positive reference |
| Chân 3 | AN1/VREF- — Analog input 1 / ADC negative reference |
| Chân 4 | PGED1/AN2 — Programming data 1 / analog input 2 |
| Chân 5 | PGEC1/AN3 — Programming clock 1 / analog input 3 |
| Chân 6 | AN4/C1IN1+ — Analog input 4 / comparator 1 non-inverting input |
| Chân 7 | AN5/C1IN1- — Analog input 5 / comparator 1 inverting input |
| Chân 8 | VSS — Ground reference |
| Chân 9 | OSC1/CLKI — Crystal oscillator input / external clock input |
| Chân 10 | OSC2/CLKO/RC15 — Crystal oscillator output / clock output / port RC15 |
| Chân 11 | SOSCI/RC13 — Secondary oscillator input / port RC13 |
| Chân 12 | SOSCO/RC14 — Secondary oscillator output / port RC14 |
| Chân 13 | VDD — Positive supply |
| Chân 14 | RG8/AN13 — Port RG8 / analog input 13 |
| Chân 15 | PGED3/RF3 — Programming data 3 / port RF3 |
| Chân 16 | PGEC3/RF2 — Programming clock 3 / port RF2 |
| Chân 17 | RG7/AN12 — Port RG7 / analog input 12 |
| Chân 18 | RG6/AN11 — Port RG6 / analog input 11 |
| Chân 19 | RF1 — Port RF1 (PPS routable) |
| Chân 20 | RF0 — Port RF0 (PPS routable) |
| Chân 21 | VDD — Positive supply |
| Chân 22 | VSS — Ground reference |
| Chân 23 | AN10/RF4 — Analog input 10 / port RF4 |
| Chân 24 | AN9/RF5 — Analog input 9 / port RF5 |
| Chân 25 | SDA1/RF6 — I2C1 data / port RF6 |
| Chân 26 | SCL1/RF7 — I2C1 clock / port RF7 |
| Chân 27 | PGD2/RF8 — Programming data 2 / port RF8 |
| Chân 28 | PGC2/RF13 — Programming clock 2 / port RF13 |
| Chân 29 | AN8/RB14 — Analog input 8 / port RB14 |
| Chân 30 | AN7/RB15 — Analog input 7 / port RB15 |
| Chân 31 | AVSS — Analog ground |
| Chân 32 | AVDD — Analog supply |
| Chân 33 | AN6/RB13 — Analog input 6 / port RB13 |
| Chân 34 | RB12 — Port RB12 (PPS routable) |
| Chân 35 | RB11 — Port RB11 (PPS routable) |
| Chân 36 | RB10 — Port RB10 (PPS routable) |
| Chân 37 | AN2-ALT/RB9 — Port RB9 (PPS routable) |
| Chân 38 | RB8 — Port RB8 (PPS routable) |
| Chân 39 | RB7 — Port RB7 (PPS routable) |
| Chân 40 | VSS — Ground reference |
| Chân 41 | VDD — Positive supply |
| Chân 42 | RB6 — Port RB6 (PPS routable) |
| Chân 43 | RB5 — Port RB5 (PPS routable) |
| Chân 44 | RB4 — Port RB4 (PPS routable) |
| Chân 45 | RB3 — Port RB3 (PPS routable) |
| Chân 46 | RB2 — Port RB2 (PPS routable) |
| Chân 47 | RB1 — Port RB1 (PPS routable) |
| Chân 48 | RB0 — Port RB0 (PPS routable) |
Ứng dụng tiêu biểu
DSPIC33CK64MP205-E/PT phù hợp cho 6 Áp dụngs: Digital Switch-Mode Power Supplies, Brushless DC and PMSM Motor Control, Solar Micro-Inverters and Chargers, Battery Management and Charging Systems, Industrial Sensing and Automation Nodes, High-Performance Embedded Control.
Digital Switch-Mode Power Supplies
The dsPIC33CK64MP205 is purpose-built for digitally controlled AC/DC and DC/DC converters such as LLC, buck, boost and PFC stages. Its 100 MHz core executes single-cycle MAC instructions, allowing a full voltage- and current-loop compensator to run inside one switching period, while the high-resolution PWM provides fine duty and phase control for converters operating from tens of kHz to above 1 MHz. The 12-bit ADC with DMA and PWM-triggered sampling gives deterministic feedback timing, which is the single most important factor for loop stability in digital power. Place the controller between the feedback divider and the PWM gate drivers, and use Microchip's digital power reference designs to shorten development.
Được đề xuất
Brushless DC and PMSM Motor Control
Field-oriented control (FOC) of BLDC and PMSM motors is a flagship use case for the dsPIC33CK64MP205. The three on-chip operational amplifiers amplify low-side shunt phase currents, cutting external op-amps from the BOM, and the three comparators provide hardware overcurrent protection with microsecond-class response. The 100 MHz DSP core computes Clarke/Park transforms and PI current loops well within a 20 kHz PWM period, and the Peripheral Trigger Generator (PTG) automates ADC-PWM synchronization for jitter-free sampling. Typical deployments include industrial drives, pumps, fans, power tools and e-mobility actuators where extended -40C to +125C operation is required.
Được đề xuất
Solar Micro-Inverters and Chargers
Grid-tied micro-inverters and MPPT solar chargers require simultaneous fast current loops, phase synchronization and CAN or UART communication - all native strengths of the dsPIC33CK64MP205. The high-resolution PWM phase-shifts interleaved converter legs with fine granularity, the 12-bit ADC samples PV voltage, current and grid waveforms synchronously, and CAN FD handles inverter-to-gateway telemetry in modern energy systems. The 64 KB flash accommodates MPPT, grid-code and safety firmware with headroom for OTA updaters. The extended temperature grade suits rooftop and outdoor enclosures reaching +85C ambient and above with proper derating.
Được đề xuất
Battery Management and Charging Systems
Battery chargers and BMS masters benefit from the dsPIC33CK64MP205's combination of precise analog monitoring and robust communications. The 12-bit ADC with DMA continuously scans cell voltages and pack current, the comparators implement fast hardware OV/OC cutoffs independent of firmware latency, and the 100 MHz core runs charge-state state machines plus coulomb-counting math. CAN FD links the BMS to vehicle or stack controllers using standardized messaging. The three op-amps can condition shunt or Hall current sensors directly. Extended -40C to +125C ratings cover under-hood and industrial battery compartments.
Được đề xuất
Industrial Sensing and Automation Nodes
Industrial sensor nodes and automation controllers use the dsPIC33CK64MP205 where DSP-class processing meets harsh environments. The DSP engine runs FFT filtering, RMS computation and calibration algorithms at 100 MHz, while PPS-routable I/O lets designers map UART, SPI, I2C and PWM to optimal pins for PCB routing in dense panels. CAN FD provides noise-immune factory networking, and the -40C to +125C operating range survives cabinets, drives and machinery mounted electronics. The PTG peripheral executes trigger sequences in hardware, freeing CPU cycles for protocol stacks. Typical deployments include vibration monitors, weigh scales and smart actuators.
Được đề xuất
High-Performance Embedded Control
General embedded systems needing more compute than a mid-range MCU - such as digital audio processing, barcode decoding, tone generation and closed-loop instrumentation - fit the dsPIC33CK64MP205 well. The single-cycle MAC and hardware divide accelerate filtering and control math, 64 KB flash holds substantial application plus bootloader code, and DMA keeps communication peripherals serviced without CPU intervention. The 7x7 mm TQFP offers 48 pins of PPS-routable I/O in a hand-solderable, reworkable package, making it popular for prototypes and mid-volume products. MPLAB X plus XC16 tooling and Curiosity boards provide a low-cost development path.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33CK64MP205-E/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 | DSPIC33CK64MP205-I/PT | DSPIC33CK128MP205-E/PT | DSPIC33CK256MP205-E/PT | DSPIC33CK32MP205-I/PT | DSPIC33CK32MC105-E/PT |
|---|---|---|---|---|---|---|
| Package | 48-TQFP (7x7) | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Frequency | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz |
| Flash Memory | 64 KB | 64 KB | 128 KB | 256 KB | 32 KB | 32 KB |
| Operational Amplifiers | 3 | 3 | 3 | 3 | 3 | 0 |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +85C | -40C to +125C |
| CAN FD | Yes | Yes | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Extended temperature range in the same die (vsDSPIC33CK64MP205-I/PT)
- Integrated analog front-end (vsDSPIC33CK32MC105-E/PT)
- Optimal flash/RAM balance for digital power (vsDSPIC33CK256MP205-E/PT)
Ghi chú thiết kế
Decouple every VDD pin with a 100 nF ceramic capacitor placed within 3 mm of the pin, plus one bulk 10 uF capacitor near the supply entry. The AVDD/AVSS analog pair should be filtered with an RC or ferrite bead from the digital rail to preserve ADC accuracy - Microchip's digital power reference designs for dsPIC33CK typically use a ferrite plus 1 uF and 100 nF on AVDD. Keep analog ground returns routed to a single quiet ground point.
In 48-TQFP motor-control layouts, keep the gate-driver PWM outputs (via PPS-mapped pins) away from analog shunt traces feeding the integrated op-amp inputs. Route shunt signals differentially and close to the op-amp pins. Use a solid ground plane under the DSC and dedicate a cutout or island for the analog section when switching converters share the board. The exposed thermal requirements are modest for this TQFP, but a full ground plane reduces ground bounce at 100 MHz operation.
Do not exceed the absolute maximum supply ratings given in the family datasheet; verify the -E extended grade junction temperature at your maximum ambient by estimating: theta_JA for 48-TQFP is typically around 50 C/W (estimated value - confirm exact figure in the datasheet thermal table), so 200 mW dissipation raises junction temperature by roughly 10 C. Also remember PPS (Peripheral Pin Select) must be configured with the unlock sequence before many peripherals function - a frequent first-bring-up failure. Use PGC/PGD1 pins unobstructed for ICSP programming.
Thông tin tuân thủ
RoHS compliance per Microchip standard production for mainstream DSC portfolio; REACH/halogen-free status should be confirmed from Microchip environmental documentation for the specific date code.
