DSPIC33CK128MP506-I/PT - 100MHz 16-bit DSC, 128KB Flash | Microchip
料号： DSPIC33CK128MP506-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33CK128MP506-I/PT 概述
A digital signal controller combines the control-flow capability of a microcontroller with the mathematical throughput of a DSP. In the power-management hierarchy, the dsPIC33CK family sits between general-purpose MCUs and dedicated DSPs: it executes a modified Harvard architecture at up to 100 MIPS (DC to 100 MIPS per the operating-conditions table) while integrating high-resolution PWM, analog comparators, and CAN Flexible Data (CAN FD) peripherals on one die.
Key differentiating features include the high-resolution PWM module for switching power supplies and motor inverters, three integrated operational amplifiers and three comparators that reduce external analog component count, a dedicated Floating Point Unit (FPU) for real-time control math, and CAN FD connectivity for automotive and industrial networks. The device also supports Pattern Generation (PTG) and is positioned by Microchip for Functional Safety (FuSa) designs.
Technical depth: the dsPIC33CK core supports DSP instructions, 24-bit program memory width, and dual-partition Flash enabling live firmware update without halting control loops. The 64-pin MP506 variant exposes the full peripheral set of the family, making it the flagship pin-count for the 128 KB density. Per the datasheet operating conditions, the family runs from 3.0 V to 3.6 V.
Typical applications include digital power supplies (totem-pole PFC, LLC converters), brushless DC and PMSM motor control for industrial drives and e-mobility, solar micro-inverters, and CAN-FD networked sensing nodes.
Design consideration: budget the 3.0-3.6 V supply rail early; the part does not tolerate 5 V operation, so level-shifting is required when interfacing legacy 5 V peripherals.
This page synthesizes verified distributor data, drop-in same-family alternatives, pricing structure, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： DSPIC33CK128MP506-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： DSPIC33CK128MP506-I/PT （相同外形与封装尺寸） ——差异在于 Package, Operating Temperature, CAN Interface, Data SRAM, Program Memory (Flash).
快速对比工具——选择替代料号进行并排对比：
DSPIC33CK128MP506-E/PT
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33CK128MP506-E/PTVAO
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33CK256MP506-I/PT
✅ 直接替换✓ 有现货
$4.77 / 个
查看数据手册 →DSPIC33CK64MP506-I/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33CK128MP205-E/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.61 / 个
查看数据手册 →DSPIC33CK128MP506T-I/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33CK128MP506-I/PT 最大额定值与电气特性
| Core Architecture | 16-bit dsPIC33CK DSC, modified Harvard |
| 最大时钟频率 | 100 MHz |
| Performance | DC to 100 MIPS |
| Program Memory (Flash) | 128 KB (128K x 8) with ECC, dual-partition |
| Data SRAM | 16 KB |
| Operating Voltage Range | 3.0 V to 3.6 V |
| FPU | Yes (dedicated Floating Point Unit) |
| Op Amps | 3 integrated |
| Comparators | 3 |
| CAN Interface | CAN Flexible Data (CAN FD) |
| PWM | High-Resolution PWM |
| 封装 | 64-TQFP (10 x 10 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (I grade) |
| Functional Safety Support | Yes (FuSa) per DigiKey listing |
| RoHS 状态 | Compliant |
| Partition Modes | Unpartitioned or dual-partition live update |
DSPIC33CK128MP506-I/PT 64-tqfp (10 x 10 mm) 引脚配置指南
DSPIC33CK128MP506-I/PT（64-tqfp (10 x 10 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： DSPIC33CK128MP506-I/PT.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33CK128MP506-I/PT 适用于 6 应用s: Digital Power Conversion, BLDC / PMSM Motor Control, CAN FD Networked Sensing and Control Nodes, Solar Micro-Inverters, Advanced Sensing and Control Systems, Functional Safety Industrial Control.
Digital Power Conversion
The DSPIC33CK128MP506-I/PT is purpose-built for digitally controlled power supplies such as LLC resonant converters, totem-pole PFC stages, and DC-DC modules. Its high-resolution PWM delivers fine duty-cycle and phase resolution needed for fixed-frequency and phase-shifted topologies, while the 100 MHz core with FPU executes voltage- and current-loop compensation at switching frequency. The three on-chip op amps amplify current-shunt signals and the three comparators provide cycle-by-cycle overcurrent limiting without external analog ICs, reducing BOM cost and layout complexity. The 3.0-3.6 V supply and CAN FD also allow in-rack telemetry in server and telecom power shelves.
推荐
BLDC / PMSM Motor Control
For industrial drives, servo drives, and e-mobility traction, the DSPIC33CK128MP506-I/PT runs field-oriented control (FOC) with its 100 MHz DSP core and dedicated FPU, executing Clarke/Park transforms and PI current loops in real time. Six high-resolution PWM channels drive three-phase inverters with dead-time precision, while integrated op amps and comparators condition phase-current shunt signals and enforce hardware overcurrent protection. Microchip supplies motor-control PIMs and signal boards explicitly supporting dsPIC33CK MP50x parts, shortening time to a spinning motor. The -E temperature variants suit enclosures near power stages that exceed +85C ambient.
推荐
CAN FD Networked Sensing and Control Nodes
With its integrated CAN FD controller, the DSPIC33CK128MP506-I/PT serves as a smart node in automotive body networks, industrial fieldbus systems, and battery management stacks, moving up to 64-byte frames with fast data-phase bit rates. The 128 KB Flash holds protocol stacks plus application firmware with ECC protection, and dual-partition live update allows firmware refresh over the network without dropping the node offline. Three op amps and comparators enable local analog sensing of current, temperature bridges, and position feedback, so one chip closes the loop from sensor to bus.
推荐
Solar Micro-Inverters
Microchip targets the dsPIC33CK family at solar micro-inverter designs, where the DSPIC33CK128MP506-I/PT performs maximum power point tracking (MPPT) and grid-synchronized current injection. The high-resolution PWM controls the power stage switching, the fast comparators protect against overcurrent events at cycle level, and the FPU accelerates the MPPT and grid PLL math. Dual-partition Flash with live update lets manufacturers push field firmware improvements addressing evolving grid codes without replacing installed units, and ECC on program memory guards control-loop integrity over the 25-year service life expected of photovoltaic electronics.
推荐
Advanced Sensing and Control Systems
The DSPIC33CK128MP506-I/PT fits high-precision sensing nodes that require local signal conditioning plus decision-making: weigh-scale front ends, ultrasonic flow meters, and vibration monitoring. The three on-chip op amps buffer sensor outputs, the ADC and DSP core apply digital filtering and FFT-class math, and Pattern Generation (PTG) sequences measurement cycles autonomously, reducing CPU load. CAN FD links results to plant networks while 128 KB Flash stores calibration tables and compensations. Industrial -40C to +85C operation covers unconditioned factory floors, and the FuSa positioning supports safety-related monitoring functions.
推荐
Functional Safety Industrial Control
DigiKey categorizes the DSPIC33CK128MP506-I/PT under Functional Safety (FuSa) microcontrollers, reflecting Microchip's safety collateral for the dsPIC33CK family. In machinery control, safety relays, and drive systems targeting functional-safety standards, the part provides ECC-protected program memory, MBIST-capable SRAM (family feature), lockstep-friendly documentation, and dual-partition Flash for safe field updates. The 100 MHz core executes the control application while watchdog and comparator-based hardware protections detect faults independently. Engineers should pair the device with Microchip's safety manual and diagnostic libraries and budget validation effort accordingly.
推荐
推荐产品汇总
工程参考数据： DSPIC33CK128MP506-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 | DSPIC33CK128MP506-E/PT | DSPIC33CK256MP506-I/PT | DSPIC33CK128MP205-E/PT | STM32G474RET6 |
|---|---|---|---|---|---|
| Package | 64-TQFP (10 x 10 mm) | 64-TQFP - same | 64-TQFP - same | 64-TQFP - same | LQFP-64 - same pitch, different pinout (not drop-in) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | STMicroelectronics |
| Core / Frequency | 16-bit dsPIC33CK, 100 MHz | 16-bit dsPIC33CK, 100 MHz | 16-bit dsPIC33CK, 100 MHz | 16-bit dsPIC33CK, 100 MHz | 32-bit Cortex-M4F, 170 MHz |
| Program Flash | 128 KB (ECC, dual-partition) | 128 KB | 256 KB | 128 KB | 512 KB |
| SRAM | 16 KB | 16 KB | 16 KB (family) | 16 KB (family) | 128 KB |
| Operating Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 1.71 V to 3.6 V |
| Operating Temperature | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C |
| CAN FD | Yes | Yes | Yes | Yes (family) | Yes (2x FDCAN) |
关键差异点
- Integrated analog front end (3 op amps + 3 comparators) （对比 STM32G474RET6)
- 128 KB Flash with ECC and dual-partition live update （对比 DSPIC33CK64MP506-I/PT)
- Industrial -40C to +85C grade availability （对比 DSPIC33CK128MP506-E/PT)
设计说明
Supply the DSPIC33CK128MP506-I/PT from a clean 3.3 V rail within the 3.0-3.6 V datasheet operating range. Place 0.1 uF ceramic decoupling capacitors at every VDD/VSS pin pair plus one bulk 10 uF capacitor near the device. On motor-drive boards sharing a supply with power stages, use an LC filter or a dedicated LDO to isolate the controller rail from switching ripple, since high-resolution PWM accuracy depends on supply integrity. Level-shift any interface to legacy 5 V logic; the pins are not 5 V tolerant.
On the 64-TQFP (10 x 10 mm) footprint, flood the ground plane under the device and stitch it to the return path with vias near each VSS pin. Route high-resolution PWM outputs as short, matched traces to the gate drivers, and keep the analog pins for the three on-chip op amps away from PWM and CAN FD switching edges - use guard ground or analog island layout per Microchip's mixed-signal layout guidance. Keep crystal or clock traces short and guarded.
Three pitfalls recur with dsPIC33CK designs. First, forgetting Peripheral Pin Select configuration: most digital functions are routable, so code will not work until PPS registers map the intended pins. Second, ignoring dual-partition Flash settings - an incorrectly configured partition table can render the device unbootable; use MPLAB X project defaults until live-update is deliberately implemented. Third, assuming 5 V tolerance: this is strictly a 3.0-3.6 V family, and over-voltage on I/O causes latent damage. Validate the PPS map and voltage domains in simulation before PCB spin.
合规信息
RoHS compliance per distributor listings (DigiKey categorizes part as RoHS-compliant active product). REACH, halogen-free, and conflict-minerals status not stated in provided web data - verify on Microchip's product page environmental documents.
