DSPIC33CK256MP506-E/MR - 100MHz 16-bit DSC, 256KB Flash | Microchip
부품 번호: DSPIC33CK256MP506-E/MR ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $6.2 | $6.20 |
| 10 | $5.61 | $56.10 |
| 100 | $4.95 | $495.00 |
| 500 | $4.48 | $2,240.00 |
| 1,000 | $4.05 | $4,050.00 |
DSPIC33CK256MP506-E/MR 개요
A digital signal controller combines the compute throughput of a DSP with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management hierarchy of embedded processors, the DSC occupies the space between general-purpose MCUs and application-specific DSPs, making it the de facto choice for closed-loop power conversion and motion control where deterministic interrupt latency and high-resolution PWM are more important than general-purpose software ecosystems.
Key features of this part include CAN Flexible Data (CAN FD) for high-bandwidth in-vehicle and industrial networking, three on-chip operational amplifiers and three comparators that offload analog signal conditioning for current sensing, and a Peripheral Trigger Generator (PTG) for hardware-sequenced autonomous operation. The high-resolution PWM offers 250 ps effective resolution, enabling precise duty-cycle control in switch-mode power supplies and motor inverters.
Architecturally, the dsPIC33CK uses a modified Harvard architecture with a single 100 MIPS core, DSP multiply-accumulate instructions, and enhanced on-chip peripherals. The dual-partition Flash supports Live Update, allowing firmware upgrade of the inactive partition while the active partition keeps running - a critical feature for digital power supplies that cannot go offline. ECC protects program memory against single-bit faults, and MBIST validates SRAM for functional-safety designs.
Typical applications include BLDC, PMSM, ACIM and switched-reluctance motor control, digital power supplies (totem-pole PFC, LLC converters), solar micro-inverters, and advanced sensing and control systems where CAN FD connectivity is required.
A key design consideration: the core operates from a 3.0V to 3.6V rail, so verify 3.3V supply integrity and place decoupling on all VDD/VSS pairs; the QFN exposed pad must be soldered to ground for thermal and signal integrity.
This page synthesizes distributor pricing, same-package drop-in alternatives across the dsPIC33CK and dsPIC33CH families, and practical design notes not consolidated in the manufacturer datasheet.
드롭인 대체품: DSPIC33CK256MP506-E/MR — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: DSPIC33CK256MP506-E/MR (동일 폼 팩터 및 풋프린트) — 차이점: Package, Operating Temperature, Program Memory (Flash), CAN Interface, Core.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
DSPIC33CK256MP506-I/MR
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$2.3 / 개
데이터시트 보기 →DSPIC33CK128MP506-E/MR
✅ 드롭인✓ 재고 있음
$4.42 / 개
데이터시트 보기 →DSPIC33CK128MP506-I/MR
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$4.35 / 개
데이터시트 보기 →DSPIC33CK64MP506-E/MR
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
DSPIC33CH512MP506-I/MR
✅ 드롭인✓ 재고 있음
$5.45 / 개
데이터시트 보기 →DSPIC33CH256MP506-E/MR
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$5.39 / 개
데이터시트 보기 →DSPIC33CK256MP506-E/MR 최대 정격 & 전기적 특성
| Core | dsPIC33CK 16-bit DSC core |
| CPU Speed | 100 MHz (up to 100 MIPS) |
| Program Memory (Flash) | 256 KBytes with ECC, dual-partition Live Update |
| Data SRAM | 24 KBytes with MBIST |
| Operating Voltage | 3.0 V to 3.6 V |
| Core Operating Temperature | -40C to +150C |
| Ambient Operating Temperature | -40C to +125C |
| PWM Resolution | 250 ps (high-resolution PWM) |
| CAN Interface | CAN FD |
| On-chip Op-Amps | 3 |
| On-chip Comparators | 3 |
| Peripheral Trigger Generator | Yes (PTG) |
| Architecture | Modified Harvard, single core |
| 패키지 | 64-QFN (9x9 mm) |
| 실장 유형 | Surface Mount |
| Memory Built-In Self-Test | Yes (SRAM MBIST) |
DSPIC33CK256MP506-E/MR 64-qfn (9x9 mm) 핀 구성 가이드
DSPIC33CK256MP506-E/MR(64-qfn (9x9 mm) 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: DSPIC33CK256MP506-E/MR.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
DSPIC33CK256MP506-E/MR 적합 용도: 6 애플리케이션s: BLDC / PMSM Motor Control, Digital Power Supplies (PFC, LLC), CAN FD Industrial Nodes, Solar Micro-Inverters, Advanced Sensing and Control, Automotive-Adjacent Control Units.
BLDC / PMSM Motor Control
The DSPIC33CK256MP506-E/MR is purpose-built for precision motor control of BLDC, PMSM, ACIM and switched-reluctance machines. Its 250 ps high-resolution PWM provides duty-cycle granularity that reduces current ripple and audible torque noise, while the three on-chip op-amps amplify low-side shunt currents for field-oriented control (FOC) and the three comparators implement nanosecond-class hardware overcurrent trip without CPU intervention. In a typical FOC drive, the DSC executes current loops at 20-50 kHz with the ADC triggered directly from the PWM module for phase-aligned sampling. According to Microchip, the dsPIC33CK family enables motor systems that are more energy efficient, quieter in operation, and provide extended motor life.
추천
Digital Power Supplies (PFC, LLC)
For digitally controlled switch-mode power supplies such as totem-pole PFC front ends and LLC resonant converters, the 250 ps PWM resolution enables precise control of switching edges at 100-500 kHz, directly improving efficiency and transient response. The dual-partition Flash with Live Update lets firmware be upgraded on the inactive partition while the converter continues delivering power - essential for servers and telecom rectifiers that cannot tolerate downtime. ECC on program Flash protects control-loop code against single-bit upsets in electrically noisy power environments. Microchip's Digital Power Plug-In Module (PIM) reference design is built on this exact DSC, giving engineers a validated starting point for power-board bring-up and compensator tuning.
추천
CAN FD Industrial Nodes
The integrated CAN FD controller supports 64-byte payloads and higher data-phase bit rates than classical CAN, making the DSPIC33CK256MP506-E/MR well suited to industrial automation nodes, HVAC drives, and elevator or pump controllers that report telemetry on a CAN FD backbone while performing local closed-loop control. Because CAN FD framing is handled in hardware with message RAM, the 100 MIPS core remains free for control algorithms; a typical design runs the current loop at 50 kHz while servicing the CAN stack in the background. Pair the controller with an external CAN FD transceiver on the 3.3V rail, and use the PTG peripheral to autonomously sequence sensor triggers so communication latency does not jitter control-loop sampling.
추천
Solar Micro-Inverters
Grid-tied solar micro-inverters demand simultaneous MPPT computation, grid-synchronous current injection, and safety monitoring - workloads the DSPIC33CK256MP506-E/MR handles with its 100 MIPS core and DSP multiply-accumulate instructions. The high-resolution PWM shapes the interleaved boost and DC-AC bridge switching at 100 kHz-class frequencies, while the on-chip comparators provide hardware-level grid-fault shutdown faster than any software interrupt path. The 3.0V-3.6V supply range matches standard 3.3V logic rails, simplifying interface to communication and metering ICs. ECC-protected Flash and MBIST-verified SRAM improve field reliability for a product expected to operate outdoors for decades, and CAN FD or UART links support per-panel monitoring back-planes.
추천
Advanced Sensing and Control
In advanced sensing and control systems - process instrumentation, precision actuators, medical pump control - the DSPIC33CK256MP506-E/MR combines a DSP-class core with analog integration that reduces external component count. The three op-amps can be configured as programmable-gain amplifiers for bridge-sensor front ends, the 12-bit ADC samples multiple channels with hardware-triggered sequencing, and the Peripheral Trigger Generator (PTG) executes autonomous trigger sequences so deterministic sampling continues even if the CPU is servicing communication. The 24 KB SRAM with MBIST and Flash ECC support functional-safety classification, as reflected in DigiKey's FuSa categorization of this part. Extended -40C to +125C ambient operation suits industrial enclosures without forced cooling.
추천
Automotive-Adjacent Control Units
While the standard -E/MR part is not AEC-Q100 qualified, its CAN FD interface and extended temperature range make it a strong fit for off-highway, auxiliary, and non-safety automotive-adjacent electronics such as auxiliary pump controllers, agricultural implements, and electric-vehicle accessory systems. CAN FD's 64-byte frames and higher data phase allow richer diagnostics than classical CAN, and the on-chip comparators implement hardware current limits for motor-driven actuators. Engineers targeting production vehicles should evaluate Microchip's automotive-qualified dsPIC33 variants separately and confirm qualification status; for industrial and off-road environments, the -40C to +125C ambient grade and Live Update field-programmability of this part provide a robust, serviceable controller platform.
추천
추천 제품 요약
엔지니어링 참조 데이터: DSPIC33CK256MP506-E/MR — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | DSPIC33CK256MP506-I/MR | DSPIC33CK128MP506-E/MR | DSPIC33CK128MP506-I/MR | DSPIC33CH512MP506-I/MR |
|---|---|---|---|---|---|
| Package | 64-QFN (9x9 mm) | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 100 MHz / 100 MIPS (single core) | 100 MHz / 100 MIPS | 100 MHz / 100 MIPS | 100 MHz / 100 MIPS | 100 MIPS master + independent second core |
| Program Flash | 256 KB (ECC, dual-partition) | 256 KB | 128 KB | 128 KB | 512 KB |
| Data SRAM | 24 KB (MBIST) | 24 KB | 24 KB | 24 KB | 24 KB |
| Operating Temperature | -40C to +125C ambient (E-grade) | -40C to +125C (I-grade) | -40C to +125C (E-grade) | -40C to +125C (I-grade) | -40C to +125C (I-grade) |
| CAN FD | Yes | Yes | Yes | Yes | Yes |
| PWM Resolution | 250 ps | 250 ps | 250 ps | 250 ps | 500 ps class (CH family) |
주요 차별점
- Full 256 KB Flash in the 64-pin QFN (vs DSPIC33CK128MP506-E/MR)
- Single-core determinism vs dual-core complexity (vs DSPIC33CH512MP506-I/MR)
- Extended temperature grade for harsh environments (vs DSPIC33CK256MP506-I/MR)
- Integrated analog (3 op-amps + 3 comparators) (vs External analog approach with DSPIC33CK64MP506-E/MR)
설계 노트
The dsPIC33CK core requires a regulated 3.0V-3.6V supply; design the 3.3V rail for at least 100 mA headroom plus peripheral loads. In digital power boards, separate the DSC supply domain from gate-driver supplies with ferrite beads and local 100 nF + 10 uF decoupling at every VDD/VSS pair. Verify brown-out reset behavior at 3.0V minimum, since a sagging rail during inrush can corrupt control-loop state. Estimated: a typical dsPIC33CK at 100 MHz consumes 40-60 mA of dynamic core current, so a 150 mA regulator provides comfortable margin.
The QFN-64 exposed pad on the MR package is the primary ground and thermal path - it must be soldered to a grounded copper pad with an array of thermal vias (typically 4x4 via grid, 0.3 mm vias). Do not leave the pad floating: ADC accuracy and PWM ground-reference integrity degrade without it. Route high-resolution PWM outputs away from analog op-amp inputs (ANx pins), and keep the CAN FD transceiver loop short with a local ground stitch to minimize EMI at 5 Mbps data-phase rates.
When using Live Update (dual-partition Flash), reserve adequate Flash for two firmware images - a 256 KB part effectively halves usable space per partition, which is exactly why the 128 KB MP506 variant is not always a viable cost-down for Live Update designs. Also confirm Flash programming voltage and offset allocations in MPLAB before committing the linker script. Finally, the extended -E grade supports core temperatures to +150C, but PCB laminate and reflow reliability still follow standard JEDEC profiles - do not assume the silicon grade relaxes assembly requirements.
The three on-chip op-amps are ideal for shunt amplification only if the analog ground returns are kelvin-routed directly to the shunt resistor. Place shunts within 10 mm of the op-amp input pins, and use the hardware comparator outputs (not software interrupts) for overcurrent trip paths - software-only protection adds microseconds of latency that can exceed MOSFET short-circuit withstand time. Configure ADC sampling synchronized to PWM centers via the PTG or PWM-trigger mechanism to avoid switching-noise contamination.
규정 준수 정보
Verified web data does not state RoHS/REACH status for this MPN; consult the Microchip product page Environmental page. No AEC-Q100 qualification is indicated in the provided data - the part is categorized for industrial/extended temperature use, not automotive-qualified.
