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DSPIC33CK128MP505T-I/M4 - 16-bit 100MHz DSC 128KB Flash | Microchip
DSPIC33CK128MP505T-I/M4

DSPIC33CK128MP505T-I/M4 - 16-bit 100MHz DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33CK128MP505T-I/M4 is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC33CK core, 128 KB of flash program memory, and 16 KB of RAM, housed in a 48-pin UQFN (6x6 mm) package. The tape-and-reel (T) suffix and industrial temperature grade (-I, -40C to +85C) make it suited for automated assembly in industrial and digital power products. A digital signal controller combines the compute throughput of a DSP with the peripheral integration and deterministic interrupt behavior of a microcontroller. Within the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the de facto standard for digital power conversion and embedded motor control where tight control loops must execute at high frequency with cycle-accurate timing. Key features include the 100 MHz dsPIC33CK core with DSP engine (single-cycle MAC, barrel shifter), three integrated operational amplifiers, three analog comparators, a CAN-FD controller, and a Peripheral Trigger Generator (PTG) for hardware-autonomous sequencing. The analog front-end integration reduces external component count in power stages and motor drive inverters. Architecturally, the dsPIC33CK family uses an optimized C compiler-friendly pipeline with zero-overhead loops and hardware divide, enabling single-shunt FOC motor control and high-frequency digital power loops (peak current mode, voltage-mode) to run in a fraction of the PWM period. High-resolution PWM peripherals with dead-time insertion are central to the family positioning for digital power. Typical applications include digital power supplies (totem-pole PFC, LLC converters), brushless DC and PMSM motor control, solar micro-inverters, and CAN-FD connected industrial sensing nodes. The three on-chip op-amps buffer shunt-resistor current-sense signals directly into the ADC, eliminating external amplifier ICs. Design consideration: the UQFN package has an exposed thermal pad that must be soldered to a ground pour for both thermal and electrical performance; also verify flash sizing headroom, as 128 KB is shared between application code and bootloader in CAN-FD field-update designs. This page synthesizes distributor availability data, family drop-in alternatives, and application guidance not consolidated in the manufacturer product page.

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DSPIC33CK128MP506-E/MR - 100 MIPS 16-bit DSC CAN-FD | Microchip
DSPIC33CK128MP506-E/MR

DSPIC33CK128MP506-E/MR - 100 MIPS 16-bit DSC CAN-FD | Microchip

The Microchip Technology DSPIC33CK128MP506-E/MR is a 100 MIPS single-core 16-bit digital signal controller (DSC) with 128 KB of program Flash and 16 KB of data SRAM, housed in a 64-pin QFN (9x9 mm) package with exposed pad. It operates from 3.0V to 3.6V over an extended temperature range of -40C to +125C and is AEC-Q100 qualified for automotive applications. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic interrupt architecture of a microcontroller. Within the power management hierarchy, the dsPIC33CK family sits at the level of dedicated embedded control ICs used for real-time loop control, where cycle-accurate PWM execution and fast math (DSP multiply-accumulate instructions) are mandatory. The Modified Harvard architecture provides separate program and data buses so instruction fetch and data access occur in the same cycle. Key differentiating features include a 250 ps effective PWM resolution on the High-Resolution PWM module, dual CAN FD controllers for automotive and industrial networking, three on-chip operational amplifiers and three analog comparators that offload external signal-conditioning components, and a Peripheral Trigger Generator (PTG) for hardware-sequenced autonomous operation. ECC on program Flash and dual-partition Live Update support enable safe field firmware upgrades. Architecturally, the dsPIC33CK core executes most instructions in a single cycle at up to 100 MIPS, with DSP engine support for 16-bit multiply, 40-bit accumulate operations, and barrel shifting. The ADC subsystem supports high-speed conversions suitable for current-mode control loops switching at hundreds of kilohertz. Typical applications include digital switched-mode power supplies (AC/DC, DC/DC, LLC), brushless DC and PMSM motor control with sensorless field-oriented control, automotive auxiliary systems, and power-factor-correction stages. The three integrated op-amps are specifically intended for in-line motor phase current amplification. Design consideration: the device requires a VCAP pin capacitor for the internal 1.8V core regulator; place a low-ESR ceramic capacitor per the manufacturer datasheet recommendations, and do not drive the core supply externally. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the standard manufacturer datasheet.

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DSPIC33CK128MP506-I/MR - 100MHz 16-bit DSC, CAN-FD | Microchip
DSPIC33CK128MP506-I/MR

DSPIC33CK128MP506-I/MR - 100MHz 16-bit DSC, CAN-FD | Microchip

The Microchip Technology DSPIC33CK128MP506-I/MR is a 16-bit digital signal controller (DSC) featuring a 100 MHz dsPIC33CK single-core, 128 KB (128K x 8) of program Flash with ECC and live update, 16 KB of SRAM, and CAN Flexible Data (CAN FD) support, packaged in a 64-pin QFN (9x9 mm) with an industrial -40C to +85C operating range. A digital signal controller is a hybrid of a microcontroller (MCU) and a digital signal processor (DSP): it combines the interrupt-driven control flow, peripherals, and ease of use of an MCU with the multiply-accumulate (MAC) and fast loop execution of a DSP engine. Within the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, and the dsPIC33C family is Microchip's current-generation single-core DSC platform for real-time control. Key features include operation from DC to 100 MIPS (100 MHz core) at 3.0V to 3.6V, a modified Harvard architecture, dual-partition Flash supporting live firmware update, high-resolution PWM for switching power stages, and functional safety (FuSa) documentation support. Integrated analog includes 3 op-amps, 3 comparators, and PTG (Peripheral Trigger Generator) for deterministic peripheral-to-peripheral triggering without CPU intervention. The dsPIC33CK core executes DSP instructions such as MAC, plus dedicated motor-control and digital-power peripherals, achieving deterministic control-loop latencies needed for field-oriented control (FOC) of motors and peak-current-mode power converters at loop rates above 100 kHz. Typical applications include brushless DC and PMSM motor drives, digital power supplies and LLC/PFC converters, automotive-adjacent CAN FD industrial nodes, and advanced sensing systems. Design consideration: plan the dual-partition Flash layout early, and place PGECx/PGEDx ICSP pairs as matched pairs when routing programming headers. This page synthesizes distributor data, drop-in family alternatives, and design guidance not consolidated in the manufacturer datasheet.

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DSPIC33CK128MP506-I/PT - 100MHz 16-bit DSC, 128KB Flash | Microchip
DSPIC33CK128MP506-I/PT

DSPIC33CK128MP506-I/PT - 100MHz 16-bit DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33CK128MP506-I/PT is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC33CK core, 128 KB (128K x 8) Flash program memory with ECC and dual-partition live update, 16 KB SRAM, and a 64-pin TQFP (10 x 10 mm) package. 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.

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DSPIC33CK128MP506T-I/MR - 16-bit 100MHz DSC 128KB Flash | Microchip
DSPIC33CK128MP506T-I/MR

DSPIC33CK128MP506T-I/MR - 16-bit 100MHz DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33CK128MP506T-I/MR is a 16-bit digital signal controller (DSC) from the dsPIC33CK family featuring a 100 MHz dsPIC DSC core, 128KB of program Flash with ECC, and 16KB of data SRAM, housed in a 64-pin QFN (MR, 9x9 mm) exposed-pad package operating from 3.0V to 3.6V and -40C to +85C. A digital signal controller combines the computational throughput of a digital signal processor with the integrated peripherals and control architecture of a microcontroller. Within the power management hierarchy of embedded systems, a DSC such as the dsPIC33CK128MP506 sits between general-purpose MCUs and dedicated DSPs, making it the preferred device class for closed-loop control loops such as digital power conversion, motor control, and advanced sensing where deterministic interrupt latency and fast math matter. Key differentiating features include a DC to 100 MIPS instruction execution rate, a high-resolution PWM with 250 ps edge resolution for precision power-stage switching, three integrated operational amplifiers and three analog comparators that offload external analog signal conditioning, and CAN Flexible Data (CAN FD) for modern automotive and industrial networking. The modified Harvard architecture with DSP engine supports single-cycle MAC and hardware division for control algorithms. Technical depth: the device integrates up to 128KB of program Flash with Error Correction Code (ECC) and a dual-partition live-update scheme for field firmware upgrades without downtime, plus Memory Built-In Self-Test (MBIST) supporting functional-safety development. The Peripheral Trigger Generator (PTG) automates peripheral-to-peripheral sequencing to reduce CPU loading in time-critical loops. Typical applications include digitally controlled switch-mode power supplies (AC-DC, DC-DC), PFC stages, brushless DC and PMSM motor drives, and CAN FD-connected industrial control nodes where the on-chip op-amps feed high-speed PWM control loops. Design consideration: budget the exposed thermal pad of the 64-QFN (MR) package with a solid ground plane array of thermal vias; at 100 MHz core operation, thermal performance depends directly on pad solder coverage. This page synthesizes distributor inventory data, same-family drop-in variants, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MC502-I/M6 - 100MHz 16-bit DSC CAN FD | Microchip
DSPIC33CK256MC502-I/M6

DSPIC33CK256MC502-I/M6 - 100MHz 16-bit DSC CAN FD | Microchip

The Microchip Technology DSPIC33CK256MC502-I/M6 is a 16-bit digital signal controller (DSC) with a single 100 MHz (100 MIPS) dsPIC DSC core, 256 KB of Flash program memory, 32 KB of RAM, integrated operational amplifiers, a 12-bit ADC, high-speed PWM, and CAN FD, housed in a 28-pin UQFN (M6, 4x4 mm) package rated from -40C to +125C. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic interrupt structure of a microcontroller, occupying the middle tier of the embedded control hierarchy between general-purpose MCUs and standalone DSPs. The dsPIC33CK family extends this concept with a pipelined, DSP-enhanced core targeting real-time closed-loop control loops running at hundreds of kilohertz. Key features include the 100 MIPS single core with DSP multiply-accumulate instructions, dual on-chip op-amps that offload analog front-end signal conditioning, a 12-bit high-speed ADC for simultaneous multi-channel sampling, and the high-resolution PWM module essential for digital power conversion. CAN FD (Flexible Data-Rate) support enables modern in-vehicle and industrial networking at up to 8 Mbps data phase, per the Microchip dsPIC33CK256MC502 product family description. Architecturally, the device belongs to Microchip's dsPIC33CK256MC50X family, which shares one silicon design across memory and pin-count variants, so code written for the 128 KB sibling runs unchanged on this 256 KB part. Mouser lists the part as a 16-bit DSC with OpAmps, 12-bit ADC, PWM, and CAN FD. Typical applications include brushless DC (BLDC) and PMSM motor control, digitally controlled switch-mode power supplies and power factor correction stages, and automotive or industrial CAN FD nodes. Design consideration: the 28-pin UQFN 4x4 mm package requires careful exposed-pad grounding and 0.1 uF decoupling at every VDD pin to preserve ADC accuracy at 100 MIPS. This page adds value beyond the manufacturer datasheet by synthesizing distributor listing data, drop-in family alternatives, temperature-grade substitution guidance, and application-level design notes in one place.

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DSPIC33CK256MC503-I/M5 - 16-bit 100MIPS DSC, CAN FD | Microchip
DSPIC33CK256MC503-I/M5

DSPIC33CK256MC503-I/M5 - 16-bit 100MIPS DSC, CAN FD | Microchip

The Microchip Technology DSPIC33CK256MC503-I/M5 is a 16-bit digital signal controller (DSC) with a single 100 MHz dsPIC33CK core delivering 100 MIPS, 256KB of Flash program memory and 32KB of RAM, housed in a 36-pin UQFN (5x5 mm) surface-mount package. It integrates on-chip operational amplifiers, a 12-bit ADC, high-speed PWM and CAN FD, operating from a 3 V to 3.6 V supply across an industrial -40C to +85C temperature range. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic interrupt behavior of a microcontroller. In the embedded control hierarchy, the DSC sits between general-purpose MCUs and dedicated DSPs: it executes mathematical kernels (MAC, DSP instructions) fast enough for field-oriented control (FOC) loops while retaining flash-based code storage, watchdogs, and rich timers. Microchip's dsPIC33C family extends this concept with a pipelined 16-bit core and tightly coupled PWM and ADC peripherals for closed-loop power conversion. Key differentiating features include the 100 MIPS deterministic core, integrated high-speed PWM with advanced modes for motor and digital power topologies, an on-chip 12-bit ADC able to sample control-loop feedback synchronously with the PWM, and two integrated operational amplifiers that condition current-shunt signals without external op-amp ICs. CAN Flexible Data-Rate (CAN FD) connectivity supports industrial and automotive networking at data rates beyond classical CAN. Architecturally, the dsPIC33CK core pairs a 16-bit modified Harvard pipeline with DSP multiply-accumulate instructions, zero-overhead loops, and a hardware DO/REPEAT mechanism, keeping FOC loop execution deterministic. The peripheral ecosystem (PWM triggers chaining into ADC conversions) minimizes software latency between sampling and drive update, a critical parameter for control-loop stability in high-frequency power stages. Typical applications include brushless DC and PMSM motor control for industrial drives and appliances, digitally controlled AC-DC and DC-DC power supplies, and CAN FD networked sensing or actuation nodes in industrial and automotive subsystems. The integrated op-amps and 12-bit ADC make single-chip current sensing practical, reducing BOM count in compact motor-control boards. Design consideration: the 3.0 V to 3.6 V supply range requires a regulated 3.3 V rail; decouple AVDD and VDD independently and place the op-amp feedback networks close to the device. UQFN packages also need careful exposed-pad soldering for ground integrity. This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33CK/dsPIC33CH families, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33CK256MC505-I/M7 - 100MHz 16-bit DSC, CAN FD | Microchip
DSPIC33CK256MC505-I/M7

DSPIC33CK256MC505-I/M7 - 100MHz 16-bit DSC, CAN FD | Microchip

The Microchip Technology DSPIC33CK256MC505-I/M7 is a 16-bit Digital Signal Controller (DSC) with a single 100 MHz dsPIC33CK core, 256 KB of Flash program memory, 32 KB of RAM, and integrated CAN Flexible Data-Rate (CAN FD), on-chip op amps, a 12-bit ADC and high-speed PWM, housed in a 48-pin VQFN (6x6 mm) package. A Digital Signal Controller combines the computational throughput of a Digital Signal Processor with the peripheral integration and deterministic interrupt architecture of a microcontroller. Within the power-management hierarchy, the DSC sits above general-purpose MCUs in real-time control capability: DSP MAC instructions plus dedicated motor-control peripherals make the dsPIC33CK family a mainstream choice for digital power conversion, brushless motor control, and advanced sensing - domains previously served by separate MCU-plus-DSP chip pairs. Key features of this device include the 100 MHz dsPIC DSC core with DSP engine, a 12-bit ADC supporting high-speed conversions for current-loop control, multiple on-chip operational amplifiers that reduce external component count in motor-phase current sensing, and high-resolution high-speed PWM peripherals for digital power and motor drive topologies. CAN FD connectivity supports modern automotive, industrial networking and 5 Mbps-class data bursts. Architecturally, the dsPIC33CK family is a single-core 16-bit device with enhanced on-chip peripherals, part of Microchip's functional-safety (FuSa) supported dsPIC33CK line. The 256 KB Flash / 32 KB RAM configuration covers complex field-oriented control (FOC) firmware with headroom for communications stacks, while the 48-pin VQFN-48 (6x6 mm) footprint is compact for space-constrained inverter and converter boards. Typical applications include brushless DC and PMSM motor control in industrial drives, digitally controlled switched-mode power supplies and LLC/PFC converters, sensor fusion and advanced sensing nodes, and CAN FD-connected control modules in automotive and industrial networks. For design, remember that ICSP programming requires using a matched PGECx/PGEDx pair: if PGEC2 carries ICSPCLK, ICSPDAT must use PGED2. Decouple VDD/VCAP per the manufacturer datasheet and allow the internal op-amp gain settings to replace external amplifier stages where bandwidth permits. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MC506-I/PT - 100MIPS 16-bit DSC CAN FD | Microchip
DSPIC33CK256MC506-I/PT

DSPIC33CK256MC506-I/PT - 100MIPS 16-bit DSC CAN FD | Microchip

The Microchip DSPIC33CK256MC506-I/PT is a 16-bit Digital Signal Controller (DSC) with a single dsPIC DSC core running at up to 100 MIPS (100 MHz), 256 KB of Flash program memory, 32 KB of RAM, three on-chip operational amplifiers, a 12-bit ADC, high-speed PWM, and CAN FD, housed in a 64-pin TQFP (10x10 mm) package. A Digital Signal Controller combines the deterministic interrupt handling and peripheral set of a microcontroller with the multiply-accumulate math engine of a DSP. Within the power-management hierarchy of embedded control, the DSC sits above general-purpose MCUs for math-intensive closed-loop tasks, making the dsPIC33CK family a de facto standard for motor control and digital power conversion. Key differentiators of the MC506 variant include integrated op amps that offload external analog signal conditioning, a flexible high-speed PWM module with independent duty cycle, phase, and dead-time control per comparator, and CAN Flexible Data-Rate (CAN FD) for modern in-vehicle and industrial networking. The 32-bit/100 MHz core executes DSP instructions such as MAC and dual-field modulo addressing natively. Architecturally, the device pairs a 16-bit MCU pipeline with a dedicated DSP engine, independent ADC cores, and analog comparators. The C compiler toolchain (MPLAB XC16) and Code Configurator support rapid peripheral setup; the same core is shared across the dsPIC33CK256MC50X family, simplifying firmware reuse between memory and peripheral variants. Typical applications include Brushless DC and PMSM motor control (sensorless FOC exploits the internal op amps feeding the ADC and the high-resolution PWM), digital power supplies such as LLC and totem-pole PFC, and CAN FD-connected industrial automation nodes. Design consideration: operate the device from a 3.0V to 3.6V supply and budget decoupling for the analog op-amp and ADC rails; the -40C to +125C industrial temperature grade (I suffix) covers most factory environments, while the E suffix extends to +150C. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP202-I/SS - 100MHz 16-bit DSC 256KB Flash | Microchip
DSPIC33CK256MP202-I/SS

DSPIC33CK256MP202-I/SS - 100MHz 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP202-I/SS is a 100 MHz single-core 16-bit digital signal controller (DSC) with 256 KB of dual-panel Flash with ECC and Live Update, 24 KB of SRAM with MBIST, and a 28-pin SSOP package, operating from 3.0V to 3.6V across -40C to +85C. A digital signal controller combines the computational throughput of a digital signal processor with the deterministic control peripherals of a microcontroller. Within the power-management hierarchy, the dsPIC33CK family sits above general-purpose MCUs and below multi-core DSCs (dsPIC33CH), targeting real-time closed-loop control where cycle-deterministic interrupt latency matters more than raw interface bandwidth. Key features include the dsPIC33CK DSC core running DC to 100 MIPS (modified Harvard architecture), 250 ps PWM resolution via high-resolution PWM modules with deadlock protection, dual 12-bit 3.5 Msps ADCs with simultaneous sampling, and integrated operational amplifiers that reduce external BOM count in current-sense chains. Dual-partition Flash enables Live Update firmware upgrade while the application continues running, and on-die ECC protects program memory in electrically noisy environments. Technically, the device integrates CAN Flexible Data (CAN FD) for automotive and industrial fieldbus nodes, multiple UART/SPI/I2C peripherals with Peripheral Pin Select (PPS) routing flexibility, and hardware DSP multiply-accumulate instructions suited to Field-Oriented Control (FOC) of brushless and PMSM motors. The 250 ps effective PWM resolution allows switching frequencies above 100 kHz with fine duty-cycle granularity for digital power supplies. Typical applications include digital power supplies and AC-DC converters, PMSM/BLDC motor Field-Oriented Control, advanced sensor fusion and control nodes, and CAN FD-enabled industrial or automotive subsystems. Design consideration: all Flash programming and debugging uses any PGECx/PGEDx pair (ICSP), but the pair must be matched - if PGEC2 drives ICSPCLK, PGED2 must drive ICSPDAT; connect all VDD and VSS pins. This page synthesizes distributor pricing, drop-in same-family alternatives, pinout data, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33CK256MP202T-I/SS - 100MHz 16-bit DSC, 256KB | Microchip
DSPIC33CK256MP202T-I/SS

DSPIC33CK256MP202T-I/SS - 100MHz 16-bit DSC, 256KB | Microchip

The Microchip Technology DSPIC33CK256MP202T-I/SS is a 16-bit digital signal controller (DSC) running at up to 100 MHz, with 256 KB of dual-panel ECC Flash and 24 KB of RAM, housed in a 28-pin SSOP (0.209 in / 5.30 mm width) package. A digital signal controller combines the computational core of a microcontroller with DSP-class arithmetic capability in a single chip. In the power-management hierarchy, a DSC sits above general-purpose MCUs for real-time control loops: its deterministic interrupt latency and multiply-accumulate (MAC) throughput let firmware close current and voltage loops at hundreds of kilohertz, which a standard 8-bit or low-end 16-bit MCU cannot reliably do. The dsPIC33CK family is Microchip's flagship DSC line for digital power and motor control. Key features of the DSPIC33CK256MP202T-I/SS include the 100 MHz dsPIC33C core with DSP and fixed-point instructions, 256 KB of ECC-protected dual-panel Flash allowing live firmware updates, 24 KB of RAM, integrated operational amplifiers, 12-bit ADCs rated up to 3.5 Msps, high-resolution PWM with edge resolutions down to the 2 ns class, and CAN Flexible Data (CAN FD) support. Dual-panel Flash plus ECC makes the part suited to functional-safety oriented designs, consistent with its DigiKey listing as a Functional Safety (FuSa) microcontroller. Architecturally, the device uses a modified Harvard bus with a 24-bit instruction word, DMA channels that offload the CPU for ADC-to-RAM transfers, and hardware cycle-limiting to guarantee loop timing. The on-chip op amps can be routed internally to the ADC, shrinking the analog front end of current-shunt sensing circuits. Typical applications include digital switch-mode power supplies (LLC, totem-pole PFC), PMSM and BLDC motor control, solar micro-inverters, battery chargers, and industrial sensing nodes. Design consideration: at 100 MHz, supply decoupling and ADC reference layout directly influence conversion accuracy - follow Microchip's analog layout guidance with solid VDD/VSS and AVDD/AVSS pairs and short shunt connections to the integrated op-amp inputs. This page synthesizes distributor pricing tiers, drop-in alternatives, pinout guidance, and application-level design notes not found together in the manufacturer datasheet. Pricing references are as of 2026-09-22.

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DSPIC33CK256MP203T-I/M5 - 100MHz 16-Bit DSC | Microchip
DSPIC33CK256MP203T-I/M5

DSPIC33CK256MP203T-I/M5 - 100MHz 16-Bit DSC | Microchip

The Microchip Technology DSPIC33CK256MP203T-I/M5 is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC33CK core, 256 KB (256K x 8) Flash program memory, and 24 KB RAM, housed in a 36-pin UQFN (5x5 mm) package with exposed pad. A digital signal controller is a hybrid class of power-management IC that merges a microcontroller's ease of use with a digital signal processor's math throughput. Within the power-electronics taxonomy, the dsPIC33CK family sits between general-purpose microcontrollers (such as PIC16) and full DSPs, and it is optimized for closed-loop control of switching power converters, motor drives, and high-speed sensing systems. Key features include DC-to-100 MIPS operation from a 3.0 V to 3.6 V supply, a high-resolution PWM with 250 ps effective resolution for fine duty-cycle control, and a CAN Flexible Data (CAN FD) module for industrial and automotive networking. The MP peripherals are particularly rich: 3 on-chip operational amplifiers, 3 comparators, and a Peripheral Trigger Generator (PTG), reducing external component count in power supplies and motor control boards. Technically, the dsPIC33C core delivers DSP multiply-accumulate performance with hardware divide, multiple interrupt priorities, and a 4-channel DMA controller for low-overhead data movement between ADC results and memory. The device operates from -40C to +85C (industrial, -I temperature grade) and supports the Functional Safety (FuSa) package classification, which aids compliance-driven designs. Typical applications include digital power supplies (totem-pole PFC, LLC converters exploiting the 250 ps PWM resolution), BLDC and PMSM motor control using the integrated op amps for current sensing, and industrial CAN FD nodes for automation and telecom rectifiers. A key design consideration: the 3.0-3.6 V operating range requires a clean 3.3 V rail, and the exposed pad must be soldered to a ground pour for thermal and signal-integrity reasons. This page synthesizes distributor pricing, drop-in alternatives across the dsPIC33CK family, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP205-E/M4 - 100MHz 16-bit DSC 256KB Flash | Microchip
DSPIC33CK256MP205-E/M4

DSPIC33CK256MP205-E/M4 - 100MHz 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP205-E/M4 is a 16-bit digital signal controller (DSC) from the dsPIC33CK family with a 100 MHz single-core dsPIC DSC engine delivering up to 100 MIPS, 256 KB of ECC-protected program Flash with dual-partition Live Update, 24 KB of data SRAM with MBIST, and 3.0 V to 3.6 V operation across -40C to +150C, housed in a 48-pin UQFN (6x6 mm) exposed-pad package. A digital signal controller combines the compute throughput of a DSP with the deterministic control, peripherals and interrupt architecture of a microcontroller. Within the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP, making it the preferred controller class for closed-loop power conversion and motor-control systems that need both fast math and rich on-chip analog. Key features include an on-chip 3-op-amp array (configurable as PGA or standalone op-amps), three analog comparators, a 12-bit ADC with up to 3.5 Msps sampling, high-resolution PWM with 250 ps effective resolution for power conversion, CAN Flexible Data (CAN FD) for automotive and industrial networking, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. Flash ECC and dual-partition Live Update support functional-safety (FuSa) designs. Architecturally, the dsPIC33CK core uses a modified Harvard architecture with a 24-bit instruction word, DSP multiply-accumulate (MAC) instructions, and hardware loop support, letting filtering and transform kernels execute at one instruction per cycle at 100 MIPS. Typical applications include digital power supplies (LLC, totem-pole PFC), PMSM/BLDC/ACIM motor control, automotive and industrial CAN FD nodes, and advanced sensing with onboard analog signal conditioning. Design consideration: at 150C ambient operation (the -E extended temperature suffix), verify the UQFN thermal pad PCB copper area so junction temperature stays within limits under full MIPS load. This page adds value beyond the datasheet: distributor pricing trends, drop-in same-package alternatives, comparison tables, and practical design notes synthesized from multiple verified sources.

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DSPIC33CK256MP205T-I/M4 - 100MHz 16-bit DSC 256KB Flash | Microchip
DSPIC33CK256MP205T-I/M4

DSPIC33CK256MP205T-I/M4 - 100MHz 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP205T-I/M4 is a 16-bit digital signal controller (DSC) with a 100 MIPS dsPIC33CK core, 256 KB of ECC-protected program Flash, 24 KB of SRAM, and a 48-pin UQFN (6x6 mm) package with exposed pad, operating from 3.0V to 3.6V across -40C to +85C. A digital signal controller combines the compute throughput of a DSP with the peripheral integration and deterministic control of a microcontroller. Within the power-management IC hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, providing modified Harvard architecture, hardware DSP multiply-accumulate, and cycle-deterministic I/O for closed-loop control. The dsPIC33CK family is Microchip's single-core 100 MHz generation of this category. Key features include a dual-partition Flash supporting Live Update, hardware ECC on program memory, an onboard 12-bit high-speed ADC, three analog comparators, three operational amplifiers, a Peripheral Trigger Generator (PTG), and the High-Resolution PWM (HRPWM) family for sub-nanosecond PWM edge resolution. The M4 package suffix denotes the 48-pin UQFN 6x6 mm option; the I suffix denotes the industrial temperature grade. Architecturally, the dsPIC33CK core executes up to 100 MIPS with a five-stage pipeline, DSP engine with 40-bit wide accumulator, and single-cycle MAC. Memory Built-In Self-Test (MBIST) on SRAM and Flash ECC support functional-safety (FuSa) development flows referenced by DigiKey for this part. Typical applications include digital power supplies (PFC, LLC, totem-pole), brushless and PMSM motor control, advanced sensing front ends, and high-end embedded control where on-chip op-amps buffer current-shunt signals into the ADC without external amplifiers. Design consideration: this is a tape-and-reel (T) ordering option for automated assembly; the tray-packaged non-T variant is identical electrically. Budget 3.0V-3.6V supply and decouple the exposed pad for thermal dissipation. This page synthesizes distributor pricing, same-family drop-in alternatives, and design guidance not found in the manufacturer datasheet. Pricing as of 2026-09-22.

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DSPIC33CK256MP305-E/M7 - 16-bit 100MIPS DSC 256KB Flash | Microchip
DSPIC33CK256MP305-E/M7

DSPIC33CK256MP305-E/M7 - 16-bit 100MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP305-E/M7 is a 16-bit digital signal controller (DSC) with a single dsPIC33CK core running at 100 MHz (100 MIPS), 256 KB of dual-panel flash program memory, and 64 KB of RAM, housed in a 48-pin VQFN (6x6 mm) package with extended temperature range. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and deterministic control of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits above general-purpose MCUs for control loops that demand fast math: it integrates a DSP engine, high-speed PWM, and fast ADC sampling into one silicon die, making it the de-facto choice for closed-loop digital power and motor control. Key features include the 100 MIPS dsPIC33C core with DSP instruction extensions and barrel shifter, 256 KB of dual-panel flash enabling live firmware updates, 64 KB of RAM for buffering and control-state data, three integrated operational amplifiers for current-sense signal conditioning, and 12-bit ADCs capable of sampling at up to 3.5 Msps in shared-core mode. Eight DMA channels offload data movement from the CPU, and a rich high-resolution PWM module supports complementary outputs with dead-time insertion. The -E suffix denotes the extended operating temperature range of -40 C to +125 C, and the device is AEC-Q100 qualified for automotive applications. The dsPIC33CK family is also positioned by Microchip for Functional Safety (FuSa) development, supported by safety manuals and safety libraries. Typical applications include PFC and LLC stages in digital power supplies, FOC motor control for industrial drives, automotive pumps and actuators, and high-performance sensing systems where fast ADC sampling and tight control-loop latency are critical. Design consideration: the core supply is a single 3.0 V to 3.6 V rail; plan the power tree so the 100 MHz core clock is not derived before the supply is stable, and verify PWM dead-time calibration at the minimum load condition. This page synthesizes distributor inventory data, same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP306-I/MR - 100MHz DSC 256KB Flash | Microchip
DSPIC33CK256MP306-I/MR

DSPIC33CK256MP306-I/MR - 100MHz DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP306-I/MR is a 16-bit digital signal controller (DSC) with a single 100 MHz dsPIC33CK core, 256 KB of dual-panel flash memory, and 64 KB of RAM, housed in a 64-pin QFN (MR, 9x9 mm) package with exposed pad. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and control logic of a microcontroller. Within the power-management hierarchy, the dsPIC33CK family sits between general-purpose MCUs and dedicated motor-control ASICs, offering a DSP engine (barrel shifter, single-cycle MAC, DSP instruction set) on top of a 16-bit MCU core, making it a power-management and control IC for precision motion and digital power systems. Key features include 100 MIPS core performance, 256 KB dual-panel flash supporting live firmware updates, 64 KB of ECC-protected RAM, up to three integrated operational amplifiers, 12-bit ADCs capable of up to 3.5 Msps, and high-resolution PWM peripherals for digital power conversion. Technically, the dsPIC33CK core executes one instruction per cycle at 100 MHz, with DSP multiply-accumulate instructions and hardware divide support. Dual-panel flash allows one panel to execute code while the other is reprogrammed, supporting field upgrades without an external bootloader flash. The internal oscillator removes the need for an external crystal in many designs, and multiple PGECx/PGEDx pairs support ICSP programming. Typical applications include precision motor control (FOC for BLDC/PMSM), digital power supplies (totem-pole PFC, LLC), industrial automation, and automotive-adjacent control systems. High ADC sample rates paired with fast PWM enable closed-loop control bandwidths well above analog-compensated alternatives. Design consideration: use any PGECx/PGEDx pair consistently for ICSP - ICSPCLK and ICSPDAT must come from the same pair. Decouple all VDD/VDDCORE pins with 0.1 uF ceramics close to the pins. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP306T-I/MR - 100MIPS 16-bit DSC 256KB Flash | Microchip
DSPIC33CK256MP306T-I/MR

DSPIC33CK256MP306T-I/MR - 100MIPS 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP306T-I/MR is a 16-bit dsPIC33CK digital signal controller (DSC) delivering 100 MIPS of performance with 256KB of dual-panel Flash and 64KB of RAM, housed in a 64-pin QFN (9x9 mm, MR) package rated for -40C to +125C industrial operation. A digital signal controller combines the compute characteristics of a microcontroller with DSP-grade arithmetic capability in a single chip. Within the power-management hierarchy, the dsPIC33CK family sits above general-purpose MCUs and below multi-core application processors, making it the de facto choice for real-time closed-loop control where deterministic interrupt latency and fast multiply-accumulate throughput matter more than an OS-driven workload. Key features include a single 100 MHz dsPIC DSC core with DSP-enhanced instruction set, dual-panel Flash enabling live firmware updates, 8-channel DMA, on-chip operational amplifiers, 12-bit high-speed ADCs, and high-resolution PWM peripherals. Functional Safety (FuSa) package support, per DigiKey and Microchip classification, assists IEC 61508-class industrial designs with safety documentation availability. The dsPIC33CK core executes most instructions in a single cycle and pairs a DSP engine (40-bit accumulator, single-cycle MAC) with C-compiler-friendly addressing modes. The 12-bit ADC supports conversion rates suited to fast current-loop sampling in motor drives, while the PWM module offers fine edge placement resolution for power conversion topologies. Dual-panel Flash allows code execution from one panel while erasing or programming the other. Typical applications include precision motor control (FOC for BLDC and PMSM), digital power supplies and PFC stages, industrial power inverters, and sensor conditioning front ends, all of which exploit the 100 MIPS core, on-chip op amps, and high-resolution PWM. Design consideration: budget GPIO and pin-mux carefully on the 64-pin QFN, and place ADC sampling so current-loop deadlines fit within the 10 ns core clock period for deterministic control. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP308-E/PT - 100MIPS DSC, 256KB Flash | Microchip
DSPIC33CK256MP308-E/PT

DSPIC33CK256MP308-E/PT - 100MIPS DSC, 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP308-E/PT is a 16-bit digital signal controller (DSC) with a single 100 MHz dsPIC33CK core delivering 100 MIPS, 256KB of dual-panel flash program memory, 64KB of RAM, integrated operational amplifiers and 12-bit ADCs, packaged in an 80-pin TQFP (12x12 mm) with extended temperature range (-40C to +125C). A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. In the power-management hierarchy, DSCs occupy the space between general-purpose MCUs and dedicated DSP chips, offering deterministic single-cycle MAC and DSP instructions alongside timers, PWM modules and high-speed converters. The dsPIC33CK family from Microchip is the single-core evolution of the dsPIC33 product line, targeted at closed-loop control systems. Key features include dual-panel flash enabling live firmware updates while running code, up to three on-chip op-amps for current-sense signal conditioning, 12-bit ADCs supporting simultaneous multi-channel sampling at rates suited to high-frequency switch-mode power conversion, and advanced high-resolution PWM peripherals. The device also provides 8 DMA channels and a barrel shifter for efficient data movement and bit manipulation. Architecturally, the dsPIC33CK core uses an enhanced 16-bit pipeline with DSP multiply-accumulate, modulo and bit-reversed addressing, and hardware division. The dual-panel flash architecture eliminates the classic erase-then-jump bootloader penalty, supporting firmware field updates in industrial equipment with minimal downtime. Typical applications include high-performance precision motor control (FOC for PMSM and BLDC), digital power supplies and PFC stages, automotive subsystems, and industrial automation requiring deterministic control-loop execution at tens of kHz bandwidth. Design consideration: the 100 MHz core requires careful power-supply decoupling on all VDD/VDDCORE pins and attention to the internal regulator settings; use Microchip's layout guidance for the TQFP-80 thermal pad pattern. This page synthesizes distributor pricing, drop-in same-package family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP503T-I/M5 - 100MHz 16-Bit DSC CAN-FD | Microchip
DSPIC33CK256MP503T-I/M5

DSPIC33CK256MP503T-I/M5 - 100MHz 16-Bit DSC CAN-FD | Microchip

The Microchip Technology DSPIC33CK256MP503T-I/M5 is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC33CK core, 256 KB Flash program memory and 24 KB RAM, housed in a 36-pin UQFN (5x5 mm) package with industrial temperature rating (-40C to +85C) and 3V to 3.6V supply range. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control architecture of a microcontroller. Within the power-management hierarchy of embedded systems, DSCs occupy the layer between general-purpose MCUs and dedicated DSPs, making them the standard choice for closed-loop control loops that require both fast multiply-accumulate math and rich on-chip analog peripherals. Key features of this device include three integrated operational amplifiers, three analog comparators, CAN Flexible Data (CAN FD) support, and a Programmable Timing Generator (PTG). The dsPIC33CK family is distinguished by its High-Resolution PWM, enabling industry-leading PWM resolutions for digital power conversion and motor control topologies such as LLC, totem-pole PFC, and field-oriented control. Architecturally, the dsPIC33CK core is a modified Harvard, 16-bit pipeline machine with DSP-enhanced instructions, barrel shifter, and DMA channels that offload data movement from the CPU. This allows single-cycle MAC operations for filtering and control-law computation while peripherals run concurrently. According to Microchip product documentation, the family is positioned for digital power, motor control, advanced sensing, and high-efficiency embedded control applications, and includes Functional Safety (FuSa) support packages. Typical applications include switch-mode power supplies and digital LED drivers, PMSM/BLDC and ACIM motor drives, automotive and industrial CAN FD nodes, and power-factor-correction stages where high-resolution PWM and fast analog comparators are essential. Design consideration: the 36-pin UQFN (5x5) exposes the die pad beneath the package, which must be soldered to a grounded copper pour for thermal dissipation and signal integrity; plan VDD decoupling (100 nF per pin pair) close to supply pins. This page synthesizes distributor pricing from DigiKey, Mouser, and LCSC, drop-in family alternatives, and practical design guidance not found in the manufacturer datasheet alone. Pricing shown is as of 2026-09-23.

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DSPIC33CK256MP505-E/M4 - 100MHz 256KB Flash DSC | Microchip
DSPIC33CK256MP505-E/M4

DSPIC33CK256MP505-E/M4 - 100MHz 256KB Flash DSC | Microchip

The Microchip Technology DSPIC33CK256MP505-E/M4 is a 16-bit digital signal controller (DSC) featuring a 100 MHz dsPIC33CK core, 256KB of Flash program memory, and 24KB of RAM, housed in a 48-pin UQFN (6x6 mm) package with exposed pad. It integrates CAN Flexible Data (CAN FD), three on-chip operational amplifiers, three analog comparators, a Pattern Generator (PTG), and high-resolution PWM peripherals targeted at digital power conversion. A digital signal controller is a hybrid device that merges the computational throughput of a digital signal processor with the control peripherals and interrupt architecture of a microcontroller. Within the power management hierarchy, the dsPIC33CK family sits above general-purpose MCUs and below dedicated DSPs, making it the standard choice where real-time control loops and signal processing must execute on a single chip. Key differentiating features include the 100 MHz dsPIC DSC core (up to 100 MIPS), 256KB (256K x 8) ECC Flash supporting dual-partition boot operation, 24KB of SRAM, and a flexible high-resolution PWM module purpose-built for switch-mode power supplies and PFC stages. The -E temperature grade qualifies the device for -40C to +125C operation. Architecturally, the CMOS 16-bit core includes a barrel shifter, a 24-bit program memory width, DSP multiply-accumulate instructions, four DMA channels, and boundary-scan (JTAG) debug support. The device can run unpartitioned or be divided into two independent boot partitions (program memory 0x000000-0x02c000), enabling field-safe firmware updates. Typical applications include digital power supplies (LLC, buck, boost, totem-pole PFC), brushless DC and PMSM motor control, advanced sensing and control nodes, automotive and industrial subsystems leveraging the CAN FD interface, and functional-safety (FuSa) oriented designs. Design consideration: the exposed-pad UQFN-48 requires a solid ground vias array under the thermal pad for both electrical grounding and heat dissipation; budget the 3.3V rail and decouple each VDD pin with 100 nF close to the package. This page synthesizes distributor pricing, drop-in family alternatives, verified pin-level data, and practical design notes not found together on any single distributor or manufacturer page.

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DSPIC33CK256MP505T-I/M4 - 16-bit 100MHz DSC 256KB Flash | Microchip
DSPIC33CK256MP505T-I/M4

DSPIC33CK256MP505T-I/M4 - 16-bit 100MHz DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP505T-I/M4 is a 16-bit digital signal controller (DSC) featuring a 100 MHz dsPIC33CK core, 256 KB (256K x 8) Flash program memory, 24 KB RAM, and an integrated CAN FD module, housed in a 48-pin UQFN (6x6 mm) surface-mount package. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and deterministic control of a microcontroller, sitting in the system hierarchy between a standard MCU and a dedicated DSP. The dsPIC33CK family extends this concept with a dual-issue, 16-bit pipelined core executing up to 100 MIPS, making it a power-management-grade processor for real-time control loops. Key differentiating features include the high-resolution PWM (HRPWM) peripherals for sub-nanosecond pulse-width resolution in switching power converters, three integrated operational amplifiers and three comparators that offload analog signal conditioning from external components, a Programmable Gain Amplifier for current sensing, and CAN Flexible Data-rate (CAN FD) networking for modern industrial and automotive buses. The device is also positioned for Functional Safety (FuSa) development per DigiKey categorization. Architecturally, the dsPIC33CK core uses a modified Harvard bus structure with DSP multiply-accumulate instructions, enabling single-cycle MAC operations critical for field-oriented control (FOC) of motors and digital power compensation loops. The PTG (Pulse Train Generator) peripheral automates simple waveform sequencing without CPU intervention. Typical applications include digital power supplies (LLC, totem-pole PFC), brushless DC and PMSM motor control, high-intensity LED drivers, and industrial sensing and control nodes requiring CAN FD connectivity. When designing, budget the 24 KB RAM carefully - FOC control loops with fast interrupt handlers can consume stack quickly, and Flash programming erase/rewrite cycles should follow the datasheet endurance guidance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP506-E/MR - 100MHz 16-bit DSC, 256KB Flash | Microchip
DSPIC33CK256MP506-E/MR

DSPIC33CK256MP506-E/MR - 100MHz 16-bit DSC, 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP506-E/MR is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC33CK core delivering up to 100 MIPS, 256 KBytes of program Flash with ECC and dual-partition Live Update, and 24 KBytes of data SRAM with MBIST, housed in a 64-pin QFN (9x9 mm) package with extended temperature support. 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.

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DSPIC33CK256MP506-E/PT - 100MHz 16-bit DSC 256KB CAN-FD | Microchip
DSPIC33CK256MP506-E/PT

DSPIC33CK256MP506-E/PT - 100MHz 16-bit DSC 256KB CAN-FD | Microchip

The Microchip Technology DSPIC33CK256MP506-E/PT is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC33CK core, 256KB (256K x 8) FLASH program memory, and 24KB RAM, housed in a 64-pin TQFP (10x10 mm) package with extended temperature operation. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic control of a microcontroller, sitting in the product hierarchy between a general-purpose MCU and a standalone DSP. DSCs are the backbone of digitally controlled power conversion, where a fast control loop must execute compensator math every few microseconds. Key features of this part include the 100 MIPS dsPIC33CK core with DSP engine and barrel shifter, a High-Resolution PWM (HRPWM) capable of fine pulse-width granularity for precision power stages, and CAN Flexible Data (CAN FD) for automotive and industrial networking. It also integrates three analog op-amps and three comparators, enabling on-chip signal conditioning for current-sense loops without external amplifiers. Technical depth: the device provides nine MCCP/SCCP modules (one MCCP, eight SCCPs) supporting 16/32-bit timer, capture/compare and PWM functions, a Peripheral Trigger Generator (PTG) with up to 15 trigger sources driving a CPU-independent state machine, and 4 DMA channels for low-overhead data movement. The dsPIC33CK256MP506 family data sheet (DS70005349) documents these peripherals for the 28/36/48/64/80-pin members. Typical applications include digital power supplies (LLC, totem-pole PFC), brushless and PMSM motor control with field-oriented control, and advanced sensing systems where CAN FD connectivity and fast analog peripherals converge. Design consideration: use the extended-temperature -E variant only within its rated envelope, and budget ADC/op-amp sharing carefully when three current loops are sampled in one PWM cycle. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33CK256MP506-I/MR - 100MHz 16-bit DSC 256KB Flash | Microchip
DSPIC33CK256MP506-I/MR

DSPIC33CK256MP506-I/MR - 100MHz 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33CK256MP506-I/MR is a 16-bit digital signal controller (DSC) with a 100 MHz dsPIC DSC core, 256 KB flash memory and 24 KB RAM, housed in a 64-pin QFN (9x9 mm) package with CAN FD, high-resolution PWM and three on-chip operational amplifiers. A digital signal controller combines the compute architecture of a microcontroller with the math acceleration of a digital signal processor (DSP). Within the power-management hierarchy, the dsPIC33CK family sits at the top of Microchip's 16-bit DSC line-up, positioning a single-core 100 MIPS engine (dsPIC33CK) below the dual-core dsPIC33CH family, and above the dsPIC33EP generation. DSCs are the standard choice for closed-loop, cycle-by-cycle control loops in switch-mode power conversion and motor drive systems. Key differentiating features include a single-cycle 16x16 MAC DSP engine, 250 MSPS 12-bit ADC with up to 4.1 Msps throughput, three analog comparators, three internal op amps, and 45.5 ps resolution PWM peripherals for precision digital power topologies such as LLC, totem-pole PFC and phase-shifted full bridge. The device also integrates a PTG (Peripheral Trigger Generator), multiple UART, SPI and I2C ports, and CAN Flexible Data-rate (CAN FD) for industrial and automotive-adjacent networking. Euler and flash ECC support, plus hardware loop construction, simplify deterministic control code. Typical applications include PFC and DC-DC digital power supplies, BLDC/PMSM/ACIM/SR motor control, solar inverters, wireless charging, UPS systems and advanced sensing nodes where 100 MHz single-cycle control-loop execution and CAN FD connectivity are required. Design consideration: all VDD/VSS pairs must be decoupled with 0.1 uF ceramics placed directly at the pins, and the VCAP pin requires its specified capacitor for internal regulator stability; use one PGECx/PGEDx pair consistently for ICSP programming. This page synthesizes distributor pricing, drop-in same-footprint alternatives from the dsPIC33CK MP506 family, and practical design notes not found in the manufacturer datasheet, verified against DigiKey, Mouser and LCSC listings as of 2026-09-23.

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