DSPIC33CK32MP505-E/PT - 100MHz 16-Bit DSC, 32KB Flash | Microchip
MPN: DSPIC33CK32MP505-E/PT ✓ نشطDSPIC33CK32MP505-E/PT نظرة عامة
A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic control of a microcontroller. Within the power-management hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP, providing single-cycle MAC instructions, fast interrupt handling and tightly coupled PWM, ADC and analog peripherals - a combination purpose-built for closed-loop, high-frequency control systems such as digital power supplies and motor drives.
Key differentiating features of this MP variant include three integrated operational amplifiers, three analog comparators, a Peripheral Trigger Generator (PTG) and CAN-FD connectivity. The on-chip op-amps can be used as signal-conditioning stages for current-sense amplifiers, reducing external BOM count. The high-resolution PWM outputs enable fine duty-cycle and frequency resolution essential for peak-efficiency switching converter design.
Architecturally, the dsPIC33CK core executes from Flash with a DSP-enhanced instruction set, supported by up to nine MCCP/SCCP timer, capture/compare and PWM modules with 16- or 32-bit time bases and fully asynchronous operation. Flash partitioning allows the 32 KB program space to run as a single block or split into two bootable partitions (0x000000-0x006000 in unpartitioned mode), supporting bootloader and fail-safe update schemes.
Typical applications include digital power supplies (PFC, LLC, buck/boost), brushless DC and PMSM motor control, automotive auxiliaries, and high-end sensing and control systems. The 100 MHz core closes high-bandwidth control loops that 40-70 MHz DSCs cannot.
Design consideration: supply the device from a clean 3.3 V rail and budget the analog peripherals (op-amps, comparators, 12-bit ADC) their own quiet ground return to realize full accuracy.
This page synthesizes distributor pricing, drop-in alternatives, design notes, and application guidance not found in a single manufacturer datasheet.
بدائل مباشرة لـ DSPIC33CK32MP505-E/PT — نفس الحزمة، متوافق دبوس بدبوس. تُستثنى القطع ذات الحزم المختلفة التي تتطلب تعديل PCB.
الطرازات في هذه السلسلة
طرازات من نفس السلسلة متوافقة تمامًا مع DSPIC33CK32MP505-E/PT (نفس عامل الشكل والبصمة) — يختلف في CAN Interface, Operating Temperature, Core, Package, PWM.
DSPIC33CK32MP505-I/PT
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منهاتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33CK64MP505-I/PT
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منهاتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33CK16MP505-I/PT
✅ بديل مباشر ⚠️ مواصفات غير مُتحقق منها📋 بديل مرجعي (غير موجود في الكتالوج)
DSPIC33CK32MC105-E/PT
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33CK32MP505-E/M4
✅ بديل مباشرتواصل لمعرفة السعر
عرض ورقة البيانات ←DSPIC33CK32MP505-E/PT الحدود القصوى والخصائص الكهربائية
| Core | dsPIC33CK, 16-bit |
| أقصى تردد للساعة | 100 MHz |
| Program Memory Size | 32 KB (32K x 8) Flash |
| RAM Size | 8 KB |
| جهد التغذية | 3.3 V |
| العلبة | 48-TQFP (7x7 mm) |
| نطاق درجة حرارة التشغيل | -40C to +125C (extended, E) |
| Qualification | AEC-Q100 (Automotive) |
| On-chip Operational Amplifiers | 3 |
| On-chip Comparators | 3 |
| CAN Interface | CAN-FD |
| Peripheral Trigger Generator | Yes (PTG, up to 15 trigger sources) |
| MCCP/SCCP Modules | 9 (1 MCCP, 8 SCCP) with Timer, Capture/Compare, PWM |
| PWM Resolution | High-resolution PWM |
| نوع التركيب | Surface Mount |
| Series | dsPIC33CK32MP505 (dsPIC 33CK) |
دليل تكوين أطراف DSPIC33CK32MP505-E/PT 48-tqfp (7x7 mm)
تكوين الأطراف لـ DSPIC33CK32MP505-E/PT (حزمة 48-tqfp (7x7 mm)). تتضمن هذه الدائرة المتكاملة الرقمية GPIO وواجهات الاتصال (UART وSPI وI2C) وأطراف الطاقة. راجع ورقة بيانات الشركة المصنعة لوظائف الأطراف البديلة وخيارات التكوين. ضرورية لتصميم الأنظمة المدمجة وتخطيط PCB.
لا تتوفر بيانات مفصلة لمخطط التوصيلات لـ DSPIC33CK32MP505-E/PT.
راجع ورقة البيانات للحصول على تكوين الأطراف الكامل.
التطبيقات النموذجية
DSPIC33CK32MP505-E/PT مناسب لـ 6 التطبيقs: Digital Power Supplies (PFC, LLC, Buck/Boost), Brushless DC and PMSM Motor Control, Automotive Auxiliaries and Body Electronics, High-End Sensing and Control Systems, USB and Embedded Connectivity Nodes, General Embedded Control and Test Fixtures.
Digital Power Supplies (PFC, LLC, Buck/Boost)
The DSPIC33CK32MP505-E/PT fits digital power supply control because its 100 MHz 16-bit core closes voltage- and current-loop bandwidths that slower DSCs cannot, while the high-resolution PWM delivers fine duty-cycle resolution for peak-efficiency operation in PFC, LLC, and synchronous buck/boost topologies. Nine MCCP/SCCP modules provide complementary PWM outputs with dead-time control, and the three on-chip op-amps amplify current-shunt signals without external amplifier ICs. Used as the sole controller between the sensing front end and power stage, it eliminates a separate analog control IC; the trade-off versus a dedicated analog controller is firmware development effort, repaid by programmability across output voltages and topologies.
موصى به
Brushless DC and PMSM Motor Control
For BLDC and PMSM drives, the DSPIC33CK32MP505-E/PT integrates the complete field-oriented control (FOC) chain on one chip: op-amps condition phase-current shunt signals, comparators implement fast overcurrent protection, and the 100 MHz DSP core executes Park/Clarke transforms and PI loops with single-cycle MAC instructions. High-resolution PWM with nine MCCP/SCCP modules generates three-phase complementary outputs with precise dead time. The CAN-FD interface links the drive to vehicle or industrial networks, and AEC-Q100 qualification with the -E temperature grade suits automotive auxiliaries such as pumps, fans, and actuators. Quantified benefit: a single 48-pin 7x7 mm device replaces separate MCU, amplifier, and comparator components, shrinking drive-board area and BOM cost.
موصى به
Automotive Auxiliaries and Body Electronics
The DSPIC33CK32MP505-E/PT is positioned for automotive use through its AEC-Q100 qualification and -40C to +125C extended operating range, covering underhood and transmission-adjacent environments. CAN-FD connectivity provides the bandwidth and payload growth required by modern in-vehicle networks for actuator control, sensing nodes, and zonal modules. Dual-partition Flash enables fail-safe field firmware updates - one partition runs application code while the other is reprogrammed, meeting automotive OTA safety expectations. The 3 op-amps and 3 comparators support local current and position sensing for actuators such as throttle, EGR, pumps, and fans. Design consideration: verify your OEM's safety plan uses the watchdog and partition-swap mechanisms provided by the dsPIC33CK architecture.
موصى به
High-End Sensing and Control Systems
Advanced sensing and control systems benefit from the DSPIC33CK32MP505-E/PT's Peripheral Trigger Generator, which autonomously sequences up to 15 trigger sources among the ADC, op-amps, and comparators with CPU-independent timing, producing deterministic sampling schedules for multi-channel sensor fusion. The 100 MHz core performs DSP filtering (FIR/IIR) on the digitized sensor data in real time, while CAN-FD streams results to supervisory controllers. Fully asynchronous MCCP/SCCP operation keeps timing peripherals running independently of core activity. This suits vibration analysis, precision flow metering, and condition-monitoring nodes. The measured trade-off: 8 KB RAM constrains buffer depth, so systems needing long sample windows should step up to a higher-RAM family member.
موصى به
USB and Embedded Connectivity Nodes
While its headline peripherals target power and motion, the DSPIC33CK32MP505-E/PT also serves as a smart connectivity node: CAN-FD bridges industrial or vehicular buses, and the general-purpose timers and communication modules interface with UART, SPI, and I2C field devices. The PTG offloads trigger sequencing from the CPU, letting a 100 MHz core maintain communication stacks while servicing real-time control. Dual-partition Flash supports in-field protocol firmware updates over the CAN bus itself. Typical deployments include gateway sub-nodes, diagnostic loggers, and actuator controllers that must coexist on a shared CAN-FD backbone. Quantified benefit: a single 48-pin TQFP integrates the network interface, real-time control, and analog sensing in 7x7 mm of board area.
موصى به
General Embedded Control and Test Fixtures
The DSPIC33CK32MP505-E/PT works as a performance general-purpose controller where a standard MCU lacks DSP throughput: automated test fixtures, instrument trigger engines, and precision sequencing. The nine MCCP/SCCP modules supply capture functions with 4-deep buffers and 16- or 32-bit time bases for event measurement, while the PTG acts as a programmable state-machine sequencer for stimulus-response test patterns without CPU intervention. Extended -40C to +125C rating allows fixtures co-located with hot devices under test. Compared with a DSPIC33CK32MC105, the MP505's on-chip op-amps enable direct analog waveform conditioning inside the fixture. Trade-off: choose the MC105 for cost-sensitive fixtures that never use the analog front end.
موصى به
ملخص المنتجات الموصى بها
بيانات مرجعية هندسية لـ DSPIC33CK32MP505-E/PT — المقارنة وإرشادات التصميم ومعلومات الامتثال.
دليل الاختيار
المقارنة مع البدائل
| المعامل | هذا المنتج | DSPIC33CK32MP505-I/PT | DSPIC33CK64MP505-I/PT | DSPIC33CK16MP505-I/PT | DSPIC33CK32MC105-E/PT | DSPIC33CK32MP505-E/M4 |
|---|---|---|---|---|---|---|
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | QFN (M4) - different footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz |
| Flash Memory | 32 KB | 32 KB | 64 KB | 16 KB | 32 KB | 32 KB |
| On-chip Op-Amps | 3 | 3 | 3 | 3 | 0 (MC variant) | 3 |
| CAN-FD | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40C to +125C (E, AEC-Q100) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) |
أبرز الفروقات
- Three on-chip operational amplifiers (مقابلDSPIC33CK32MC105-E/PT)
- Extended temperature and AEC-Q100 (مقابلDSPIC33CK32MP505-I/PT)
- 32 KB Flash fits compact FOC firmware (مقابلDSPIC33CK16MP505-I/PT)
ملاحظات التصميم
Supply the DSPIC33CK32MP505-E/PT from a regulated 3.3 V rail with decoupling of at least one 0.1 uF ceramic per VDD pin pair placed within 2 mm of the pins, plus one bulk 4.7-10 uF capacitor near the device. When the on-chip op-amps drive ADC sampling of switching-node currents, isolate AVDD with an RC or ferrite filter from the noisy core VDD rail; shared supply noise appears directly as ADC code jitter in digital power loops.
Route high-resolution PWM outputs to gate drivers as short, matched pairs and keep their return path continuous beneath them; the high duty-cycle resolution of the dsPIC33CK PWM is wasted if layout adds asymmetric propagation delay. Star-ground the analog sensing network (shunt to op-amp input traces should be Kelvin-connected at the shunt resistor). On the 48-TQFP, group analog pins away from PWM switching traces on inner layers when possible.
Two recurring pitfalls: (1) firmware written for the MP505 will fail to link or behave incorrectly on the MC105 alternative because the MC variant lacks the three op-amps - guard peripheral-configuration code with device-family checks if you plan a dual-source BOM. (2) In dual-partition mode the program space splits into two bootable regions; code assuming a single contiguous 0x000000-0x006000 block must be built in unpartitioned mode, per the device programming documentation.
معلومات الامتثال
Distributor listings categorize this part as Automotive, AEC-Q100, 3.3V 48-TQFP; RoHS/lead-free status per standard Microchip TQFP supply. REACH, halogen-free and conflict-minerals declarations should be confirmed on Microchip's official environmental documentation.