DSPIC33CH128MP205-I/M4 - Dual-Core DSC 200MHz 152KB Flash | Microchip
부품 번호: DSPIC33CH128MP205-I/M4 ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $7.85 | $7.85 |
| 10 | $7.42 | $74.20 |
| 100 | $6.75 | $675.00 |
| 500 | $6.1 | $3,050.00 |
| 1,000 | $5.48 | $5,480.00 |
DSPIC33CH128MP205-I/M4 개요
What is a Digital Signal Controller (DSC)? A DSC is a hybrid microcontroller that integrates a DSP engine into an MCU architecture, enabling single-cycle MAC operations, hardware loop control, and wide accumulator paths while retaining deterministic interrupt response and standard peripheral integration. Within the broader taxonomy, a DSC sits between a microcontroller (MCU) and a digital signal processor (DSP), combining deterministic control of an MCU with the mathematical throughput of a DSP. The dsPIC33CH family extends this concept with two independent cores, allowing real-time control loops to run on the slave while communication stacks, housekeeping, or auxiliary algorithms execute on the master.
Key features include AEC-Q100 automotive qualification support, a high-resolution 250 ps PWM module suitable for digital switch-mode power supplies, four DMA channels, a 12-bit ADC with up to 3.5 MSPS conversion rate, and dual CAN FD controllers. The dual-core architecture enables a hard real-time control loop on the slave core independent of master-core overhead, simplifying certification for functional-safety designs targeting ISO 26262.
Technically, the master core manages system boot, peripherals, and inter-core mailbox communication, while the slave core is optimized for deterministic closed-loop control. The cores share a unified address space but maintain separate register files, debug interfaces, and interrupt controllers. The 250 ps high-resolution PWM provides 16-bit resolution at 1.2 ns granularity, enabling precision power-conversion topologies such as totem-pole PFC, LLC, and phase-shifted full-bridge converters.
Typical applications include wireless power transmitters, server and telecom SMPS digital controllers, drone BLDC motor controllers, automotive DC-DC converters, and high-performance sensor-fusion front ends. The dual-core partitioning allows one core to execute the control law while the other manages CAN FD communication and diagnostics. Design considerations include thermal management of the UQFN exposed pad, careful master/slave firmware isolation, and supply decoupling adjacent to both AVDD and VDD pins. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone.
드롭인 대체품: DSPIC33CH128MP205-I/M4 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC33CH128MP205-I/M4 (동일 폼 팩터 및 풋프린트) — 차이점: Package, Core Architecture, ADC, Operating Temperature, PWM Resolution.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC33CH128MP205T-I/M4
✅ 드롭인✓ 재고 있음
$3.9 / 개
데이터시트 보기 →DSPIC33CH128MP205-E/M4
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33CH128MP205-H/M4
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33CH256MP205-I/M4
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
DSPIC33CH128MP203-I/M5
✅ 드롭인✓ 재고 있음
$3.85 / 개
데이터시트 보기 →DSPIC33CH128MP205-I/M4 최대 정격 & 전기적 특성
| Core Architecture | Dual-core 16-bit dsPIC33 DSC |
| Master Core Speed | 200 MHz (max) |
| Slave Core Speed | 180 MHz (max) |
| Program Memory (Flash) | 152 KB |
| Data RAM | 16 KB |
| PRAM (Inter-core Mailbox) | 4 KB |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Maximum Supply Current | 300 mA |
| 동작 온도 범위 | -40 C to +85 C (Industrial, I) |
| 패키지 | 48-pin UQFN-EP (6x6 mm) (M4) |
| 실장 유형 | Surface Mount |
| ADC | 12-bit, up to 3.5 MSPS |
| PWM Resolution | High-resolution 250 ps, 16-bit |
| Communication | 2x CAN FD, UART, SPI, I2C |
| DMA Channels | 4 |
| Functional Safety | FuSa-ready, AEC-Q100 qualified family |
DSPIC33CH128MP205-I/M4 핀 구성
| 핀 1 | PGEC1 — Master-core ICSP programming clock |
| 핀 2 | PGED1 — Master-core ICSP programming data |
| 핀 3 | VDD — Core digital supply voltage |
| 핀 4 | PWM1L — PWM1 low-side output |
| 핀 5 | PWM1H — PWM1 high-side output |
| 핀 6 | PWM2L — PWM2 low-side output |
| 핀 7 | PWM2H — PWM2 high-side output |
| 핀 8 | PWM3L — PWM3 low-side output |
| 핀 9 | PWM3H — PWM3 high-side output |
| 핀 10 | VSS — Digital ground |
| 핀 11 | AN0 — Analog input 0 / ADC |
| 핀 12 | AN1 — Analog input 1 / ADC |
| 핀 13 | AVDD — Analog supply voltage |
| 핀 14 | AVSS — Analog ground |
| 핀 15 | AN2 — Analog input 2 / ADC |
| 핀 16 | AN3 — Analog input 3 / ADC |
| 핀 17 | OSCI — Crystal oscillator input |
| 핀 18 | OSCO — Crystal oscillator output |
| 핀 19 | MCLR — Master clear / reset |
| 핀 20 | C1TX — CAN1 transmit |
| 핀 21 | C1RX — CAN1 receive |
| 핀 22 | C2TX — CAN2 transmit |
| 핀 23 | C2RX — CAN2 receive |
| 핀 24 | U1TX — UART1 transmit |
| 핀 25 | U1RX — UART1 receive |
| 핀 26 | SDA1 — I2C1 data |
| 핀 27 | SCL1 — I2C1 clock |
| 핀 28 | SDO1 — SPI1 data out |
| 핀 29 | SDI1 — SPI1 data in |
| 핀 30 | SCK1 — SPI1 clock |
| 핀 31 | SS1 — SPI1 slave select |
| 핀 32 | PWM4L — PWM4 low-side output |
| 핀 33 | PWM4H — PWM4 high-side output |
| 핀 34 | PGEC2 — Slave-core ICSP programming clock |
| 핀 35 | PGED2 — Slave-core ICSP programming data |
| 핀 36 | INT0 — External interrupt 0 |
| 핀 37 | TMR1CK — Timer1 clock input |
| 핀 38 | RC0 — General purpose I/O |
| 핀 39 | RC1 — General purpose I/O |
| 핀 40 | RC2 — General purpose I/O |
| 핀 41 | RC3 — General purpose I/O |
| 핀 42 | RD0 — General purpose I/O |
| 핀 43 | RD1 — General purpose I/O |
| 핀 44 | RD2 — General purpose I/O |
| 핀 45 | RD3 — General purpose I/O |
| 핀 46 | VDD — Digital supply (second pin) |
| 핀 47 | VSS — Digital ground (second pin) |
| 핀 48 | EP — Exposed thermal pad (must be soldered to VSS) |
일반적인 애플리케이션
DSPIC33CH128MP205-I/M4 적합 용도: 6 애플리케이션s: Digital Switch-Mode Power Supply (SMPS) Controller, BLDC / PMSM Motor Control, Wireless Power Transmitter, Automotive DC-DC Converter / On-Board Charger, Drone Flight Controller / ESC, Functional-Safety (FuSa) Embedded Control.
Digital Switch-Mode Power Supply (SMPS) Controller
The DSPIC33CH128MP205-I/M4 is well suited as a digital controller for high-frequency AC-DC and DC-DC converters in server, telecom, and industrial power supplies. Its high-resolution 250 ps PWM with 16-bit duty resolution enables totem-pole PFC, LLC resonant, and phase-shifted full-bridge topologies that demand precise edge placement for efficiency above 96%. The dual-core topology allows the slave core to execute a deterministic voltage-mode or current-mode control loop at fixed cycle time, while the master core runs communication stacks (PMBus, CAN FD), housekeeping, and telemetry without disturbing the control loop timing. With 152 KB Flash, complex state machines and adaptive control firmware fit without external memory.
추천
BLDC / PMSM Motor Control
The DSPIC33CH128MP205-I/M4 integrates dedicated motor-control PWM, a 12-bit ADC at 3.5 MSPS, and quadrature encoder interfaces that map directly to sensorless and sensored BLDC/PMSM drives for drones, e-mobility, and industrial servo systems. The slave core executes the field-oriented control (FOC) loop at 180 MHz with deterministic interrupt latency, while the master core manages CAN FD telemetry, safety diagnostics, and host command handling without jitter on the torque loop. AEC-Q100 family support makes the part a candidate for automotive e-pump, fan, and HVAC blower controllers.
추천
Wireless Power Transmitter
Wireless charging transmitters for consumer, medical, and automotive applications benefit from the DSPIC33CH128MP205-I/M4's high-resolution PWM and dual-core partitioning. The slave core runs the foreign-object detection (FOD) and resonant tank control loops at fixed 100 kHz+ switching frequency, while the master core handles Qi or proprietary protocol stacks, Bluetooth Low Energy bridging, and host diagnostics. The 4 KB PRAM mailbox provides reliable inter-core messaging for safety-critical events such as over-temperature or over-current shutdown.
추천
Automotive DC-DC Converter / On-Board Charger
The DSPIC33CH128MP205 family supports AEC-Q100 qualification, making it suitable for 48 V mild-hybrid DC-DC converters, on-board chargers (OBC), and traction inverter auxiliary rails. The dual CAN FD interfaces enable simultaneous communication with the vehicle CAN bus and a local charger-state machine. The slave core executes the peak-current-mode control loop at sub-microsecond cycle time, while the master core manages ISO 26262 diagnostics, fault logging, and functional-safety routines required for ASIL-rated power electronics.
추천
Drone Flight Controller / ESC
Drones integrate a flight controller, electronic speed controllers (ESCs), and sensor fusion in a tight thermal and weight envelope. The DSPIC33CH128MP205-I/M4's 6x6 mm UQFN-EP package, dual-core architecture, and 200 MHz master + 180 MHz slave enable a single chip to drive four BLDC motors via high-resolution PWM while running IMU fusion, altitude hold, and radio-link telemetry. The 12-bit ADC samples current shunts synchronously to the PWM center for accurate torque control at 32 kHz+ loop rates typical of multirotor ESCs.
추천
Functional-Safety (FuSa) Embedded Control
The DSPIC33CH128MP205 family is positioned by Microchip as a Functional Safety (FuSa) device, supporting designs that target IEC 61508 / ISO 26262 functional-safety certification. The dual-core lockstep-free architecture allows one core to execute the safety function while the other runs diagnostics and cross-checks, simplifying certification evidence for SIL-2 / ASIL-B applications. The dedicated slave-core interrupt controller and isolated debug interfaces enable independent code review and verification workflows mandated by functional-safety standards.
추천
추천 제품 요약
엔지니어링 참조 데이터: DSPIC33CH128MP205-I/M4 — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC33CH128MP205T-I/M4 | DSPIC33CH128MP205-E/M4 | DSPIC33CH128MP205-H/M4 | DSPIC33CH256MP205-I/M4 | DSPIC33CH128MP203-I/M5 |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-pin UQFN-EP (M4) 6x6 mm | 48-pin UQFN-EP (M4) - same | 48-pin UQFN-EP (M4) - same | 48-pin UQFN-EP (M4) - same | 48-pin UQFN-EP (M4) - same | 48-pin UQFN-EP (M5) - same family |
| Flash Memory | 152 KB | 152 KB | 152 KB | 152 KB | 256 KB | 128 KB |
| Master Core Speed | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +125 C | -40 C to +150 C (H grade) | -40 C to +85 C | -40 C to +85 C |
| Pin Count | 48 | 48 | 48 | 48 | 48 | 36 |
| CAN FD Controllers | 2 | 2 | 2 | 2 | 2 | 2 |
| AEC-Q100 | Family qualified | Family qualified | Family qualified | Family qualified | Family qualified | Family qualified |
주요 차별점
- Dual-core partitioning isolates the deterministic control loop from communication overhead (vs Single-core dsPIC33EP series)
- Higher Flash density for firmware-heavy applications (vs DSPIC33CH128MP203-I/M5)
- Extended and high-temperature grades share the same pinout (vs DSPIC33CH128MP205-I/M4 (industrial -40 C to +85 C))
설계 노트
The 48-pin UQFN-EP (M4) package relies on the exposed thermal pad (pin 48) to conduct heat away from the die. For applications drawing more than ~1 W of internal dissipation (high-speed dual-core operation at 200 MHz with all peripherals active), solder the EP to a continuous ground copper pour with at least 25 thermal vias to the inner ground plane. Estimated: junction-to-ambient thermal resistance drops from ~40 C/W on a minimal-pour 4-layer PCB to ~20 C/W with the recommended via array, keeping Tj below 125 C at 85 C ambient.
Place AVDD decoupling (100 nF ceramic + 10 uF bulk) within 2 mm of pin 13 and AVSS directly to the analog ground island. Keep analog signal traces (AN0-AN3) routed away from PWM switching nodes; the 12-bit ADC at 3.5 MSPS is sensitive to ground bounce. A dedicated analog ground island connected to the EP at a single point reduces ADC noise coupling in motor-control and digital-power layouts.
Route master-core PGEC1/PGED1 and slave-core PGEC2/PGED2 as a paired differential-style routing; keep trace length matching within 5 mm to ensure reliable ICSP programming across temperature. Do not route PWM outputs adjacent to the crystal oscillator traces (OSCI/OSCO) - switching edge rates of the high-resolution 250 ps PWM couple easily into the oscillator and cause frequency jitter on the order of tens of ppm.
Do not enable the slave core before the master core has completed boot and mailbox initialization - the slave core reads its reset vector and PRAM mailbox configuration from the master. Always define an inter-core handshake in firmware (master writes magic value to PRAM mailbox, slave polls and acknowledges) before the slave enters its main control loop. Skipping this step is the most common cause of non-deterministic slave-core boot behavior on first prototype bring-up.
규정 준수 정보
RoHS and REACH compliant per Microchip product page. dsPIC33CH128MP205 family supports AEC-Q100 qualification; verify specific grade on the lot qualification certificate for automotive projects.
