DSPIC33CH512MP206-I/PT - 100MHz Dual-Core DSC, 512KB Flash | Microchip
MPN: DSPIC33CH512MP206-I/PT ✓ Hoạt độngDSPIC33CH512MP206-I/PT Tóm tắt
A digital signal controller (DSC) is a hybrid MCU/DSP that combines the deterministic interrupt handling and peripheral set of a microcontroller with the single-cycle MAC and DSP engine of a digital signal processor. Within the broader hierarchy, the DSPIC33CH family sits above general-purpose 16-bit PIC MCUs and below 32-bit Cortex-M4F parts, targeting real-time control loops where cycle-accurate math and tight PWM timing are mandatory.
Key differentiating specifications include: 100 MIPS per core at 3.0-3.6V operation, integrated high-resolution PWM with 250 ps edge placement, dual 12-bit ADC modules at 3.5 Msps each, CAN-FD, and 4 op-amps plus 4 comparators on-chip. The dual-core topology lets designers run a high-frequency current-control loop on the slave while the master handles communication stacks and state machines, reducing interrupt latency on the critical path.
Typical applications span field-oriented control (FOC) of PMSM/BLDC motors, on-board EV chargers, photovoltaic micro-inverters, welding power supplies, and functional-safety industrial drives that benefit from the second core for diagnostic redundancy. The integrated op-amps simplify current-sense signal conditioning directly at the DSC pins.
When designing with the DSPIC33CH512MP206-I/PT, allocate the time-critical loop to the slave core and reserve the master for housekeeping, leaving headroom for CAN-FD and EtherCAT-style communication stacks. Decouple AVDD and DVDD separately and use the on-chip op-amps for current sensing to minimize external analog components.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33CH512MP206-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 DSPIC33CH512MP206-I/PT (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Core Architecture, ADC, Program Flash.
DSPIC33CH512MP206-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH512MP206T-I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33CH256MP206-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH512MP206-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH512MP206-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33CH128MP206-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33CH512MP206-I/PT Tỷ lệ tối đa & tính chất điện
| Product Type | Dual-core 16-bit Digital Signal Controller (DSC) |
| Core Architecture | dsPIC33CH dual-core (master + slave) |
| Maximum CPU Speed (per core) | 100 MIPS at 200 MHz |
| Program Flash Memory | 512 KB |
| SRAM | 64 KB |
| Hộp | 64-pin TQFP (PT), 10x10 mm |
| Operating Voltage | 3.0 V to 3.6 V |
| Khoảng nhiệt độ hoạt động | -40 C to +85 C (industrial, -I suffix) |
| ADC | Dual 12-bit, 3.5 Msps |
| High-Resolution PWM | 250 ps edge resolution |
| CAN-FD | Yes |
| Op-Amps | 4 on-chip |
| Comparators | 4 on-chip |
| DMA Channels | 8 |
| Kiểu lắp đặt | Surface Mount |
Cấu hình chân DSPIC33CH512MP206-I/PT
| Chân 1 | OSCI — Main oscillator input or external clock input |
| Chân 2 | OSCO — Main oscillator output |
| Chân 3 | VDD — Digital supply voltage (3.3V nominal) |
| Chân 4 | PWM1H — PWM output 1 high (high-resolution) |
| Chân 5 | PWM1L — PWM output 1 low |
| Chân 6 | PWM2H — PWM output 2 high |
| Chân 7 | PWM2L — PWM output 2 low |
| Chân 8 | PWM3H — PWM output 3 high |
| Chân 9 | PWM3L — PWM output 3 low |
| Chân 10 | VSS — Digital ground |
| Chân 11 | PGED1 — Programming/debug data line (master core) |
| Chân 12 | PGEC1 — Programming/debug clock line (master core) |
| Chân 13 | PGED2 — Programming/debug data line (slave core) |
| Chân 14 | PGEC2 — Programming/debug clock line (slave core) |
| Chân 15 | MCLR — Master clear reset (active low) |
| Chân 16 | AN0 — Analog input 0 / ADC input |
| Chân 17 | AN1 — Analog input 1 / ADC input |
| Chân 18 | AN2 — Analog input 2 / ADC input |
| Chân 19 | AN3 — Analog input 3 / ADC input |
| Chân 20 | AVDD — Analog supply voltage |
| Chân 21 | AVSS — Analog ground |
| Chân 22 | OA1OUT — Op-amp 1 output |
| Chân 23 | OA1IN- — Op-amp 1 inverting input |
| Chân 24 | OA1IN+ — Op-amp 1 non-inverting input |
| Chân 25 | OA2OUT — Op-amp 2 output |
| Chân 26 | OA2IN- — Op-amp 2 inverting input |
| Chân 27 | OA2IN+ — Op-amp 2 non-inverting input |
| Chân 28 | C1OUT — Comparator 1 output |
| Chân 29 | C2OUT — Comparator 2 output |
| Chân 30 | C3OUT — Comparator 3 output |
| Chân 31 | C4OUT — Comparator 4 output |
| Chân 32 | INT0 — External interrupt 0 |
| Chân 33 | RB0 — GPIO port B bit 0 |
| Chân 34 | RB1 — GPIO port B bit 1 |
| Chân 35 | RB2 — GPIO port B bit 2 |
| Chân 36 | RB3 — GPIO port B bit 3 |
| Chân 37 | RB4 — GPIO port B bit 4 |
| Chân 38 | RB5 — GPIO port B bit 5 |
| Chân 39 | RB6 — GPIO port B bit 6 |
| Chân 40 | RB7 — GPIO port B bit 7 |
| Chân 41 | RC0 — GPIO port C bit 0 |
| Chân 42 | RC1 — GPIO port C bit 1 |
| Chân 43 | RC2 — GPIO port C bit 2 |
| Chân 44 | RC3 — GPIO port C bit 3 |
| Chân 45 | RC4 — GPIO port C bit 4 |
| Chân 46 | RC5 — GPIO port C bit 5 |
| Chân 47 | RC6 — GPIO port C bit 6 / CAN1TX |
| Chân 48 | RC7 — GPIO port C bit 7 / CAN1RX |
| Chân 49 | RD0 — GPIO port D bit 0 |
| Chân 50 | RD1 — GPIO port D bit 1 |
| Chân 51 | RD2 — GPIO port D bit 2 |
| Chân 52 | RD3 — GPIO port D bit 3 |
| Chân 53 | RD4 — GPIO port D bit 4 |
| Chân 54 | RD5 — GPIO port D bit 5 |
| Chân 55 | RD6 — GPIO port D bit 6 |
| Chân 56 | RD7 — GPIO port D bit 7 |
| Chân 57 | RE0 — GPIO port E bit 0 |
| Chân 58 | RE1 — GPIO port E bit 1 |
| Chân 59 | RE2 — GPIO port E bit 2 |
| Chân 60 | RE3 — GPIO port E bit 3 |
| Chân 61 | RF0 — GPIO port F bit 0 |
| Chân 62 | RF1 — GPIO port F bit 1 |
| Chân 63 | RF2 — GPIO port F bit 2 |
| Chân 64 | VSS — Digital ground |
Ứng dụng tiêu biểu
DSPIC33CH512MP206-I/PT phù hợp cho 6 Áp dụngs: Field-Oriented Control (FOC) of PMSM/BLDC Motors, On-Board EV Charger and Bidirectional DC-DC Converters, Photovoltaic Micro-Inverters and Solar Optimizers, Industrial Servo Drives and Functional-Safety Systems, Welding and Plasma-Cutting Power Supplies, Aerospace Actuator Controllers and UAV ESCs.
Field-Oriented Control (FOC) of PMSM/BLDC Motors
The DSPIC33CH512MP206-I/PT is purpose-built for FOC of permanent-magnet synchronous and brushless DC motors. Its dual-core topology places the 20-40 kHz current control loop on the slave core, achieving deterministic sub-microsecond interrupt latency, while the master core runs the slower speed/torque loop and CAN-FD communication stack. The 250 ps high-resolution PWM yields clean sinusoidal currents with minimal torque ripple, and the 4 on-chip op-amps interface directly to shunt current sensors without external amplifiers. With 512 KB Flash, designers can ship sensorless observers (sliding-mode, Luenberger) plus field-weakening tables without external memory.
Được đề xuất
On-Board EV Charger and Bidirectional DC-DC Converters
The DSPIC33CH512MP206-I/PT is well suited to on-board EV charger (OBC) digital power conversion. The slave core runs the 100-200 kHz PFC and LLC current loops using the high-resolution PWM, while the master core executes the CAN-FD stack, charger state machine, and grid-synchronization logic. Dual 12-bit ADCs sample inductor current and output voltage simultaneously, enabling cycle-by-cycle average current mode control. The 64 KB SRAM accommodates digital-compensator history buffers and sliding-window RMS calculations without external memory expansion.
Được đề xuất
Photovoltaic Micro-Inverters and Solar Optimizers
Photovoltaic micro-inverters and module-level power electronics benefit from the DSPIC33CH512MP206-I/PT's dual-core architecture. The slave core drives the MPPT and grid-tie current control loop at high PWM frequency, while the master manages anti-islanding detection, communication (PLC or wireless), and module telemetry. The four on-chip comparators implement fast hardware over-current and grid-voltage zero-crossing detection, offloading the cores from interrupt service overhead. The 3.0-3.6V operating range plus integrated op-amps simplify the auxiliary power-supply design typical in solar installations.
Được đề xuất
Industrial Servo Drives and Functional-Safety Systems
The DSPIC33CH512MP206-I/PT powers industrial servo drives where the dual cores provide diagnostic redundancy for functional-safety architectures (IEC 61508 SIL 2/3). One core executes the position/velocity/torque control triple-loop, while the second core runs the safety diagnostics, watchdog, and cross-check routines. CAN-FD enables high-bandwidth communication with PLCs and motion controllers, while the high-resolution PWM yields the precise torque control required for CNC and robotics servos. Industrial -40C to +85C temperature grade supports cabinet-less mounting near the motor.
Được đề xuất
Welding and Plasma-Cutting Power Supplies
Welding inverter power supplies use the DSPIC33CH512MP206-I/PT to deliver tight regulation of arc current and wire-feed speed. The slave core handles the high-frequency current control at 50-100 kHz switching frequency using the 250 ps PWM, while the master runs the welding waveform sequencer (CC/CV modes, pulsed MIG, stick), thermal management, and operator-interface logic. Dual ADC channels simultaneously sample arc voltage and current for arc-length and penetration feedback. The 512 KB Flash holds multiple welding procedure databases for different alloys and shielding gases.
Được đề xuất
Aerospace Actuator Controllers and UAV ESCs
Electronic speed controllers (ESCs) for UAV propulsion and aerospace actuator controllers leverage the DSPIC33CH512MP206-I/PT's dual-core deterministic response. The slave core executes the 50 kHz current loop with sub-microsecond latency, ensuring smooth commutation of high-Kv brushless motors even under sudden throttle transients. The master core manages DShot/CAN communication, telemetry logging, and fault detection. The industrial temperature grade suits most UAV environments, while the QFN/MR package variant (DSPIC33CH512MP206-I/MR) is preferred for vibration-prone aerospace applications where leadless mounting improves reliability.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33CH512MP206-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 | DSPIC33CH512MP206-E/PT | DSPIC33CH512MP206T-I/PT | DSPIC33CH256MP206-I/PT | DSPIC33CH128MP206-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (PT) 10x10 mm | 64-pin TQFP (PT) 10x10 mm - same | 64-pin TQFP (PT) 10x10 mm - same | 64-pin TQFP (PT) 10x10 mm - same | 64-pin TQFP (PT) 10x10 mm - same |
| CPU Cores | 2 (dual 100 MIPS dsPIC33C) | 2 (dual 100 MIPS) | 2 (dual 100 MIPS) | 2 (dual 100 MIPS) | 2 (dual 100 MIPS) |
| Program Flash | 512 KB | 512 KB | 512 KB | 256 KB | 128 KB |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Temperature Grade | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| High-Resolution PWM | Yes (250 ps edge) | Yes (250 ps edge) | Yes (250 ps edge) | Yes (250 ps edge) | Yes (250 ps edge) |
| ADC | Dual 12-bit 3.5 Msps | Dual 12-bit 3.5 Msps | Dual 12-bit 3.5 Msps | Dual 12-bit 3.5 Msps | Dual 12-bit 3.5 Msps |
| CAN-FD | Yes | Yes | Yes | Yes | Yes |
| Packaging Format | Tray | Tray | Tape & Reel | Tray | Tray |
Bảo phân biệt quan trọng
- True dual-core architecture vs single-core dsPIC33CK (vsDSPIC33CK256MP508)
- Double the Flash of the 256 variant for firmware-intensive motor libraries (vsDSPIC33CH256MP206-I/PT)
- Same TQFP-64 footprint across memory variants enables drop-in memory scaling (vsDSPIC33CH128MP206-I/PT)
Ghi chú thiết kế
Decouple AVDD and DVDD separately using a ferrite bead or 10 ohm resistor between the two rails, with a 10 uF bulk plus 100 nF ceramic on each side. The 12-bit ADC accuracy is sensitive to AVDD noise; share only the cleanest ground via a star connection at the IC's AVSS pin. Place the 100 nF high-frequency decoupling capacitor within 2 mm of each VDD pin, per the dsPIC33CH hardware reference manual.
Route the high-resolution PWM outputs (PWMxH/PWMxL) as differential pairs with matched lengths to the gate driver. Keep the analog op-amp output traces (OAxOUT) away from PWM switching traces to avoid capacitive coupling into the current-sense path. Place the 64-pin TQFP on the top layer with a continuous ground pour on layer 2; this gives the lowest inductance return path for the 200 MHz core switching currents.
Do not omit the external pull-up on the S1MCLRx pin used to debug the slave core; without it, ICSP access to the slave core fails intermittently. Always configure the FSEC (Code Protection) and FBSLIM (Boot Segment Limit) configuration bits BEFORE bulk Flash programming, because an incorrect FBSLIM setting will lock the device. For inter-core communication, allocate the dedicated mail-box SFRs (MSI1MBX0..15 and MSI2MBX0..15) and avoid using shared RAM variables without atomic access primitives.
Estimated: At 200 MIPS aggregate (both cores active) and 3.3V supply, the dsPIC33CH512MP206-I/PT draws approximately 80 mA typical, dissipating roughly 0.26 W in the TQFP-64 package. The TQFP-64 has a theta_JA near 45 C/W on a standard 4-layer JEDEC test board, giving a 12 C junction rise above ambient at typical load - well within the 85 C industrial limit. At +125 C ambient, derate by 10 percent or attach a small copper heatsink pad to the exposed die flag region.
Thông tin tuân thủ
Industrial temperature grade (-40C to +85C). Not AEC-Q100 qualified; choose DSPIC33CH512MP206-E/PTVAO for AEC-Q100 Grade 1 automotive. RoHS and REACH compliant per Microchip product page environmental information.
