DSPIC33CK32MP506-I/PT - 100MHz 32KB DSC 64-TQFP | Microchip
料号： DSPIC33CK32MP506-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.08 | $30.80 |
| 100 | $2.75 | $275.00 |
| 500 | $2.44 | $1,220.00 |
| 1,000 | $2.17 | $2,170.00 |
DSPIC33CK32MP506-I/PT 概述
A Digital Signal Controller combines the computational power of a DSP with the peripherals and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the dsPIC33CK family sits at the control layer, executing sensor feedback loops and generating PWM waveforms for downstream power stages such as motor drives and switching converters. The 16-bit dsPIC33CK core delivers up to 100 MIPS using a modified Harvard architecture with a single-cycle DSP multiply-accumulate unit.
Key features include 250 ps PWM resolution enabled by the high-resolution PWM module, a CAN Flexible Data (CAN FD) controller for automotive and industrial networking, three on-chip operational amplifiers, three comparators, and Peripheral Trigger Generator (PTG) for autonomous task scheduling. Functional Safety (FuSa) support makes the family suitable for safety-oriented designs.
The dsPIC33CK32MP506 targets digital power conversion, brushless DC and PMSM motor control, power factor correction, and advanced sensing. The analog front-end integration (op-amps and comparators) reduces BOM count in current-sense loops, while the 250 ps PWM resolution enables high-frequency converters up to several MHz switching frequency.
Designers should note the 3.0V to 3.6V supply requirement - typical 3.3V rails are required and 5V systems need level shifting. The dual-partition Flash architecture on larger family members supports live firmware update; verify availability on this 32 KB variant before relying on it.
This page synthesizes distributor pricing, pin-compatible family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
直接替换替代料： DSPIC33CK32MP506-I/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： DSPIC33CK32MP506-I/PT （相同外形与封装尺寸） ——差异在于 CAN Interface, Data SRAM, Package, Operating Temperature, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
DSPIC33CK32MP506-E/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33CK64MP506-I/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33CK128MP506-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →DSPIC33CK256MP506-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$4.77 / 个
查看数据手册 →DSPIC33CK32MP506-I/PT 最大额定值与电气特性
| Core Architecture | 16-bit dsPIC33CK DSC core |
| Maximum CPU Speed | 100 MHz (100 MIPS) |
| Program Flash Memory | 32 KB |
| Data SRAM | 8 KB |
| Supply Voltage Range | 3.0 V to 3.6 V |
| 工作温度 | -40C to +85C |
| 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) |
| 封装 | 64-TQFP (10x10 mm) |
| 安装类型 | Surface Mount |
| Functional Safety Support | Yes (FuSa) |
| Product Family | dsPIC33CK |
DSPIC33CK32MP506-I/PT 64-tqfp (10x10 mm) 引脚配置指南
DSPIC33CK32MP506-I/PT（64-tqfp (10x10 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： DSPIC33CK32MP506-I/PT.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33CK32MP506-I/PT 适用于 6 应用s: Digital Power Conversion, BLDC/PMSM Motor Control, Power Factor Correction (PFC), Automotive and Industrial CAN Networking Nodes, Advanced Sensing and Control, Wireless-Enabled IoT Control Nodes.
Digital Power Conversion
The DSPIC33CK32MP506-I/PT fits digital power conversion because its 250 ps PWM resolution allows duty-cycle adjustments fine enough for MHz-class switching converters, where coarser PWM would limit regulation accuracy. The three on-chip op-amps buffer current-shunt signals and the three comparators provide cycle-by-cycle overcurrent protection with nanosecond-class response, eliminating external analog ICs. In a typical LLC or buck converter, the DSC closes the voltage loop in firmware while hardware comparators handle fast fault shutdown. Unlike fixed-function controllers, firmware enables soft-start profiles, nonlinear gain scheduling, and CAN FD telemetry on telecom and server power stages, all from a single 3.3V 100 MHz device.
推荐
BLDC/PMSM Motor Control
Sensorless and sensored brushless motor control is a primary application for the DSPIC33CK32MP506-I/PT. The 100 MHz core executes field-oriented control (FOC) loops fast enough for high-pole-count PMSM machines, while the 250 ps high-resolution PWM suppresses dead-time distortion at audible frequencies. The three integrated op-amps condition the three phase-current shunt signals directly, and the three comparators implement hardware overcurrent trip with PWM fault gating, protecting inverter stages without external comparators. With CAN FD on-chip, the same chip serves as the motor drive network node in industrial and automotive auxiliary systems. Peripheral Trigger Generator (PTG) offloads ADC sampling synchronization from the CPU, improving loop determinism.
推荐
Power Factor Correction (PFC)
The DSPIC33CK32MP506-I/PT suits boost and totem-pole PFC stages because its 100 MHz core sustains the fast inner current loop required for high power factor at light load, and the 250 ps PWM resolution minimizes current waveform distortion. On-chip op-amps amplify the input current and output voltage sense signals, while comparators provide cycle-by-cycle inrush and overcurrent limiting. CAN FD supports communication with upstream rectifier controllers in modular power systems. Firmware flexibility allows selection among average-current, peak-current, or predictive control schemes without hardware changes, letting one PCB serve multiple power ratings. The 3.0V to 3.6V supply simplifies interfacing with low-voltage sensing circuitry on isolated designs.
推荐
Automotive and Industrial CAN Networking Nodes
With an integrated CAN FD controller, the DSPIC33CK32MP506-I/PT serves as an intelligent node on automotive body, agricultural machinery, and industrial CAN FD buses. CAN FD's higher data phase (up to 8 Mbps nominal, frame-dependent) supports firmware update and sensor streaming that classic CAN cannot. The 100 MHz core handles both protocol stacks and local control tasks, while the PTG automates periodic ADC sampling for sensor inputs independent of CPU load. The industrial -40C to +85C temperature grade of the -I/PT suffix covers under-hood-adjacent and factory environments. For full AEC-Q100 automotive qualification, designers should confirm the appropriate variant grade with Microchip before release.
推荐
Advanced Sensing and Control
The DSPIC33CK32MP506-I/PT fits high-precision sensing systems because the three op-amps provide programmable-gain analog front-end stages for bridge and shunt sensors, and the three comparators enable window-comparison thresholds in hardware. The 100 MHz core applies DSP filtering (IIR/FIR) on sampled data with single-cycle MAC instructions, achieving latency far below external DSP-plus-MCU two-chip solutions. Remappable pins (PPS) let designers route ADC inputs, UART, SPI, and PWM optimally on the 64-pin TQFP, simplifying mixed-signal PCB layout. PTG-based autonomous trigger chains sample sensors deterministically even during communication bursts. Typical uses include weigh scales, precision power analyzers, and environmental instrumentation running from a 3.3V rail.
推荐
Wireless-Enabled IoT Control Nodes
The DSPIC33CK32MP506-I/PT acts as the deterministic control processor in IoT edge nodes, paired with a wireless module over UART or SPI. Its 100 MHz core handles real-time PWM, sensor filtering, and safety cutoffs that radio modules cannot guarantee, while 32 KB Flash hosts compact control firmware and the 8 KB SRAM buffers communication payloads. CAN FD provides a second communication channel for gateway topologies in smart factories. The 3.0V to 3.6V supply range matches lithium-primary and single-cell buck-derived rails, and the -40C to +85C grade covers outdoor enclosures. The on-chip op-amps can self-diagnose sensor wiring faults, improving field maintenance without extra components.
推荐
推荐产品汇总
工程参考数据： DSPIC33CK32MP506-I/PT ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | DSPIC33CK32MP506-E/PT | DSPIC33CK64MP506-I/PT | DSPIC33CK128MP506-I/PT | DSPIC33CK256MP506-I/PT |
|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 32 KB | 32 KB | 64 KB | 128 KB | 256 KB |
| CPU Speed | 100 MHz (100 MIPS) | 100 MHz | 100 MHz | 100 MHz | 100 MHz |
| Operating Temperature | -40C to +85C (industrial) | -40C to +125C (extended) | -40C to +85C | -40C to +85C | -40C to +85C |
| High-Resolution PWM | 250 ps resolution | 250 ps | 250 ps | 250 ps | 250 ps |
| CAN FD | Yes | Yes | Yes | Yes | Yes |
| On-chip Op-Amps / Comparators | 3 / 3 | 3 / 3 | 3 / 3 | 3 / 3 | 3 / 3 |
关键差异点
- Lowest-cost entry to the 64-pin MP506 peripheral set （对比 DSPIC33CK256MP506-I/PT)
- Industrial temperature grade at standard cost （对比 DSPIC33CK32MP506-E/PT)
- Upgrade path without PCB rework （对比 DSPIC33CK64MP506-I/PT)
设计说明
The DSPIC33CK32MP506-I/PT requires a strictly regulated 3.0V to 3.6V supply with adequate decoupling for the 100 MHz core. Place a 0.1 uF ceramic capacitor at each VDD pin pair plus at least one bulk 10 uF capacitor near the device. Fast PWM edge switching into gate drivers causes supply transients; inadequate decoupling causes brown-out resets during PWM transitions. Add a dedicated LDO (e.g., 3.3V, 300 mA class) rather than sharing a noisy rail with inverter gate-driver supplies.
For the 64-TQFP 10x10 mm footprint, route high-resolution PWM outputs as short, matched pairs to the gate driver to preserve the 250 ps effective resolution - long unequal traces add skew that erodes the resolution benefit. Use a solid ground plane under the DSC and analog front-end, and star-connect op-amp and comparator sense lines away from PWM return currents. Keep current-shunt kelvin connections directly to the op-amp input pins for accurate feedback.
Do not assume live-update dual-partition Flash operation on this 32 KB device - dual-partition with ECC is a feature of larger Flash variants in the family (128 KB/256 KB); verify in the family datasheet before designing field-update capability. Also, the -I suffix limits operation to +85C: designs requiring +105C or +125C ambient must use the -E grade (DSPIC33CK32MP506-E/PT). Finally, 3.0V to 3.6V operation means 5V signals require level shifting on all digital inputs.
合规信息
Compliance status not stated in the provided web data. DigiKey lists the part as Functional Safety (FuSa) supported. Verify RoHS/REACH status on the official Microchip product page or distributor compliance documents.