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DSPIC33EP128GP504-I/ML - 16-bit DSC 128KB Flash 60MHz | Microchip
DSPIC33EP128GP504-I/ML

DSPIC33EP128GP504-I/ML - 16-bit DSC 128KB Flash 60MHz | Microchip

The Microchip Technology DSPIC33EP128GP504-I/ML is a 16-bit Digital Signal Controller (DSC) with 128 KB flash, 16 KB RAM, and a 60 MHz (60 MIPS) dsPIC33E core, housed in a 44-pin QFN (8x8 mm) package. According to Mouser and DigiKey listings, it integrates CAN, 3 on-chip op amps, 4 comparators, a Peripheral Trigger Generator (PTG), and a Charge Time Measurement Unit (CTMU). A Digital Signal Controller combines the computational throughput of a digital signal processor with the peripheral integration, interrupt architecture, and ease of use of a microcontroller. In the semiconductor hierarchy, the dsPIC33EP sits within the 16-bit MCU/DSC family, below 32-bit microprocessors but above 8-bit PIC MCUs, targeting real-time control loops that need hardware multiply-accumulate (MAC) performance. Key features include the high-speed PWM module for motor control and power conversion, 12 general-purpose timers, dual CAN or ECAN-class communication, and advanced analog integration. The three on-chip operational amplifiers can front-end current-sense signals without external op-amp ICs, and the CTMU enables precise time and charge measurements for capacitive sensing or ultrasonic flow applications. The dsPIC33E core executes DSP-class instructions such as MAC and DSP multiply with single-cycle throughput, supported by a modified Harvard architecture with separate program and data buses. Flash-based program memory with self-write capability and an internal fast RC oscillator reduce external component count and bill-of-material cost. Typical applications include brushless DC and PMSM motor control, digital power supplies (LLC, PFC, solar micro-inverters), sensor signal conditioning using the on-chip op amps, and industrial networking nodes that require the CAN interface. A key design consideration: the -I suffix specifies an industrial temperature grade of -40C to +85C; the QFN package requires a solid ground plane and thermal via array under the exposed pad for reliable operation at full clock speed. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP128GP504-I/MV - 16-bit DSC, 70 MIPS, 128KB Flash | Microchip
DSPIC33EP128GP504-I/MV

DSPIC33EP128GP504-I/MV - 16-bit DSC, 70 MIPS, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GP504-I/MV is a 16-bit digital signal controller (DSC) delivering 70 MIPS core performance, 128KB (43K x 24) of Flash program memory and 16KB of RAM, housed in a 44-pin UQFN (MV) surface-mount package rated for -40C to +85C industrial operation. A digital signal controller combines the computational architecture of a microcontroller with DSP-grade math capabilities. Within the power management and embedded control hierarchy, a DSC sits above a general-purpose MCU: it adds a DSP engine, single-cycle MAC and divide instructions, and high-speed peripherals such as advanced PWM and CAN, making it a bridge between MCU-class control and processor-class signal processing. Key features of the dsPIC33EP128GP504 include the high-speed 70 MIPS dsPIC33E core, integrated CAN 2.0B communication, a Peripheral Trigger Generator (PTG) for autonomous peripheral coordination, on-chip operational amplifiers and comparators for analog signal conditioning, and high-speed PWM modules suited to digital power conversion and motor control. The 128KB Flash with ECC supports field firmware updates, while the 16KB RAM handles DSP buffers and protocol stacks. Architecturally, the dsPIC33E family uses a modified Harvard 16-bit core with a 24-bit instruction word, zero-overhead looping and hardware division. The general purpose (GP) variant prioritizes broad peripheral coverage over the MC (motor control) family's dedicated PWM enhancements, giving engineers flexibility across mixed analog-digital designs. Typical applications include industrial automation, CAN-networked sensor nodes, digital power supplies, motor control, and general embedded control where DSP functions are needed. The 44-pin UQFN saves board area versus a 44-TQFP while retaining full peripheral access. Design consideration: the UQFN package exposes a thermal pad that must be soldered to a grounded copper pour for reliable heat dissipation and signal return. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP128GP504-I/PT - 16-bit 70MIPS DSC 128KB | Microchip
DSPIC33EP128GP504-I/PT

DSPIC33EP128GP504-I/PT - 16-bit 70MIPS DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128GP504-I/PT is a 16-bit dsPIC33EP general-purpose Digital Signal Controller (DSC) delivering 70 MIPS core performance with 128 KB (43K x 24) of FLASH program memory, housed in a 44-pin TQFP (10x10 mm) package. A Digital Signal Controller combines the control peripherals of a microcontroller (MCU) with the math throughput of a digital signal processor (DSP). Within the power-management hierarchy of embedded systems, a DSC sits above a basic MCU: it executes DSP-class multiply-accumulate instructions while retaining deterministic interrupt handling, making the dsPIC33E family a mainstay for digital power conversion, motor control, and sensing applications. Key features of the GP504 variant include a 16-bit dsPIC33E RISC core clocked up to 70 MIPS (from data: Mouser lists 60 MHz operation, equivalent to 70 MIPS via PLL), 16 KB of SRAM, an ADC subsystem noted by Microchip for superior analog performance, CAN 2.0B communication, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) for autonomous, hardware-timed peripheral coordination. Industrial temperature support (-40C to +85C, indicated by the -I suffix) and an extended 125C family option are available. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with DSP multiply-accumulate, divide, and barrel shifter instructions, plus two address generation units. Code-efficient instruction set and 24-bit instruction word width allow dense program storage in the 128 KB FLASH, which is self-programmable for field firmware updates. Typical applications include digital power supplies (switching converter control), brushless DC and PMSM motor drives, sensor fusion and industrial sensing nodes, and general-purpose embedded control where CAN networking and fast ADC sampling are required. The PTG offloads trigger sequencing from the CPU, freeing MIPS for control algorithms. Design consideration: power the device from a clean 3.3V rail (the -I/PT variant is a 3.3V part per datasheets.com data) and decouple all VDD/VDDCORE pins per the Microchip datasheet layout guidance; EEPROM emulation and flash self-write require careful sector planning. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP128GP504-I/TL - 16-Bit 70 MIPS DSC, 128KB Flash | Microchip
DSPIC33EP128GP504-I/TL

DSPIC33EP128GP504-I/TL - 16-Bit 70 MIPS DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GP504-I/TL is a 16-bit digital signal controller (DSC) delivering 70 MIPS core performance with 128KB (43K x 24) of Flash program memory and 16KB of RAM, housed in a 44-pin VTLA (6x6 mm) surface-mount package. It integrates high-speed PWM, onboard op amps, advanced analog peripherals, CAN, comparators, and a Peripheral Trigger Generator (PTG). A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller. In the power-management hierarchy, the dsPIC33EP family sits within Microchip's 16-bit MCU/DSC portfolio, purpose-built to execute digital filter algorithms, control loops, and high-speed precision math in real time. Key differentiating features of this part include the 70 MIPS dsPIC33E core with DSP engine, 128KB of self-programmable Flash with ECC, up to two onboard operational amplifiers, a 12-bit ADC, high-speed PWM modules suited for digital power conversion, and a CAN 2.0B interface. The rich analog front end reduces external component count in motor-control and power-supply designs. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with dedicated DSP multiply-accumulate hardware, X and Y data memories, and modulo/bit-reversed addressing for efficient FFT and FIR execution. Peripheral Trigger Generator support allows ADC sampling to be tightly coupled to PWM events, essential for deterministic closed-loop control. Typical applications include digital power supplies (PFC, LLC), brushless DC and PMSM motor control, sensor conditioning with the onboard op amps, and general-purpose embedded control requiring CAN connectivity in industrial and automotive-adjacent systems. Design consideration: the device operates from a single 3.3V supply and, like all dsPIC33EP parts, requires all VDD/VSS pairs to be connected and a matched PGECx/PGEDx pair used together for ICSP programming. This page synthesizes verified distributor data, drop-in same-family alternatives, and practical design guidance not found in the manufacturer datasheet, with pricing references as of 2026-09-23.

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DSPIC33EP128GP504T-E/ML - 16-bit 60 MIPS DSC 128KB Flash | Microchip
DSPIC33EP128GP504T-E/ML

DSPIC33EP128GP504T-E/ML - 16-bit 60 MIPS DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GP504T-E/ML is a 16-bit dsPIC33EP general-purpose digital signal controller (DSC) delivering up to 60 MIPS core performance with 128KB (43K x 24) of FLASH program memory and 8KB of RAM, housed in a 44-pin QFN (8x8 mm) surface-mount package with extended temperature rating (-40C to +125C, E suffix) and tape-and-reel packaging (T suffix). A digital signal controller combines the deterministic control of a microcontroller with the math throughput of a DSP engine. Within the power-management hierarchy, the dsPIC33EP family sits above basic PIC16/PIC18 MCUs and below application-specific dsPIC33CH dual-core parts, offering a single high-performance core, hardware DSP multiply-accumulate instructions, and rich analog peripherals in a single chip. This makes the category the default choice for digital power conversion, motor control, and sensor conditioning. Key features include the 16-bit dsPIC33E core with DSP instruction extensions, CAN 2.0B connectivity, I2C, SPI, UART/USART with IrDA and LINbus support, the Charge Time Measurement Unit (CTMU) for capacitive touch and time-domain measurements, high-speed PWM outputs for power conversion, and Peripheral Trigger Generators that let ADC conversions fire autonomously from PWM events - a hallmark of digital-power architectures. Technically, the device integrates a 16-bit pipelined core with a hardware multiplier and DSP engine (40-bit wide accumulator, dual operand fetch), supporting C compilers (XC16) and the MPLAB X IDE ecosystem. In-circuit serial programming (ICSP) and JTAG boundary scan (IEEE 1149.2 compatible, per the family datasheet) support production programming and board-level test. Typical applications include digital power supplies and PFC stages, BLDC/PMSM motor control, industrial sensing nodes, and automotive-adjacent subsystems requiring CAN - all leveraging the fast ADC, PWM, and CTMU peripherals. Design consideration: the E temperature grade extends ambient operation to +125C, but verify total power dissipation and theta-JA of the 44-QFN with an exposed pad; a solid ground pour is required for thermal and signal-integrity performance. This page synthesizes verified distributor data, same-family drop-in options, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP128GP504T-E/PT - 16-bit 60MIPS DSC AEC-Q100 | Microchip
DSPIC33EP128GP504T-E/PT

DSPIC33EP128GP504T-E/PT - 16-bit 60MIPS DSC AEC-Q100 | Microchip

The Microchip Technology DSPIC33EP128GP504T-E/PT is a 16-bit dsPIC33EP digital signal controller (DSC) delivering 60 MIPS performance with 128 KB (43K x 24) of ECC-protected FLASH program memory and 8 KB of SRAM, housed in a 44-pin TQFP (10x10 mm) package with an extended -40C to +125C automotive temperature range. A digital signal controller combines the peripheral set and ease of use of a microcontroller with the math capability of a DSP core, sitting in the power-management hierarchy of embedded processors between general-purpose MCUs and application-specific DSPs. The dsPIC33E family is Microchip's 16-bit platform for applications that need both control flow and fast multiply-accumulate operations, such as digital power conversion and motor control. Key features of this part include the 16-bit dsPIC core with DSP instruction extensions and two 40-bit accumulators, 128 KB self-programming FLASH with ECC, hardware DMA, multiple PWM modules, a watchdog timer, brown-out reset and power-on reset, and interfaces including CAN, I2C, SPI, UART and IrDA. Automotive qualification to AEC-Q100 makes it suitable for vehicle environments. Architecturally, the device uses advanced CMOS technology, operates from a 3.3 V supply at up to 60 MIPS (as listed for this speed/order code; the dsPIC33EP GP504 family reaches up to 70 MIPS at higher speed grades), and integrates a Peripheral Trigger Generator (PTG), CTMU and superior ADC performance per the Microchip product overview. Typical applications include industrial motor control, digital power supplies, automotive body and sensor interfacing, and high-end general-purpose embedded control where CAN connectivity is required. A key design consideration: this -E/PT order code is the extended-temperature (125C), tape-and-reel automotive variant; verify your thermal budget and confirm the family datasheet for exact peripheral counts before layout. This page synthesizes distributor pricing, drop-in alternatives across the dsPIC33EP family, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128GP504T-E/TL - 16-bit 60 MIPS DSC 128KB | Microchip
DSPIC33EP128GP504T-E/TL

DSPIC33EP128GP504T-E/TL - 16-bit 60 MIPS DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128GP504T-E/TL is a 16-bit dsPIC33EP digital signal controller (DSC) delivering 60 MIPS core performance, 128KB (43K x 24) of Flash program memory with ECC, and 8KB of RAM, housed in a 44-pin VTLA (6x6 mm, exposed pad) surface-mount package rated from -40C to +125C for automotive and extended-temperature applications. A digital signal controller combines the deterministic control of a microcontroller with the mathematical throughput of a DSP on a single die. Within the power-management hierarchy, the DSC sits between general-purpose MCUs and dedicated DSPs, making the dsPIC33EP family a popular choice for closed-loop control systems that need fast interrupt latency, hardware multiply-accumulate, and rich peripherals on one chip. Key features include the 16-bit dsPIC33E CPU running at 60 MIPS, CAN 2.0B for automotive networking, I2C, SPI, UART/USART with IrDA and LINbus support, a 12-bit high-speed ADC, PWM outputs, DMA, CTMU for touch/timing, and on-chip peripherals such as brown-out detect/reset, power-on reset, and a watchdog timer. The extended (E) temperature grade guarantees operation up to +125C junction. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with DSP instruction extensions (MAC, DSP multiply), peripheral trigger generation, and ECC-protected Flash for functional safety-oriented designs. The exposed-pad VTLA package improves thermal dissipation and ground integrity for high-frequency switching loads. Typical applications include automotive body and powertrain auxiliaries, brushless DC and PMSM motor control, industrial automation nodes on CAN or LIN, digital power supplies, and sensor-conditioning systems. Design consideration: validate that 8KB of RAM accommodates your control loops and communication buffers; larger-buffered designs should step up within the same family. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, verified against web data as of 2026-09-23.

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DSPIC33EP128GP506-E/PT - 16-bit DSC 60 MIPS 128KB Flash | Microchip
DSPIC33EP128GP506-E/PT

DSPIC33EP128GP506-E/PT - 16-bit DSC 60 MIPS 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GP506-E/PT is a 16-bit dsPIC33EP general-purpose digital signal controller (DSC) delivering up to 60 MIPS core performance, 128KB (43K x 24) of Flash program memory and 16KB of RAM, housed in a 64-pin TQFP (10x10 mm) package rated for the extended -40C to +125C temperature range. A digital signal controller combines the control peripherals of a microcontroller with the mathematical throughput of a DSP in a single chip. Within the power-management hierarchy, the DSC sits above a general-purpose MCU and below a full DSP or application processor, making the dsPIC33E family a common choice for real-time control loops that also handle system management. The dsPIC33EP generation is built around an enhanced 16-bit pipeline core with DSP multiply-accumulate instructions. Key features of this part include the high-speed PWM module suited to power conversion and motor drive, integrated analog with 10/12-bit ADC channels, on-chip operational amplifiers, comparators, and the Peripheral Trigger Generator (PTG). Enhanced CAN (ECAN) connectivity supports industrial and automotive networking, while multiple UART, SPI, and I2C peripherals cover standard communications. Architecturally, the dsPIC33EP core executes most instructions in a single cycle and provides hardware DSP support including 40-bit accumulators, modulo and bit-reversed addressing for FFT work, and single-cycle MAC operations. Code density and deterministic interrupt latency are the main reasons designers pick this family over a general MCU for closed-loop control. Typical applications include switched-mode power supplies, PFC stages, sensorless and brushed/BLDC motor control, digital lighting ballasts, and embedded industrial control nodes that need CAN or precise analog front ends. A key design consideration is clocking: full 60 MIPS operation requires a 7.37 MHz crystal multiplied by the on-chip PLL, so layout of the oscillator circuit and decoupling directly affects timing accuracy and EMC performance. This page adds value beyond the manufacturer datasheet by consolidating distributor pricing, same-package drop-in alternatives, per-application guidance, and practical design notes verified as of 2026-09-23.

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DSPIC33EP128GP506-I/MR - 16-bit 70 MIPS DSC 128KB | Microchip
DSPIC33EP128GP506-I/MR

DSPIC33EP128GP506-I/MR - 16-bit 70 MIPS DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128GP506-I/MR is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 128KB (43K x 24) Flash program memory and 16KB RAM, housed in a 64-pin VQFN (9x9 mm) package with exposed pad. A digital signal controller combines the computational horsepower of a digital signal processor with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the controller of choice for digital power conversion, motor control, and precision sensing systems that require fast multiply-accumulate (MAC) and DSP-style instructions. Key features of the dsPIC33EP128GP506 include the 70 MIPS dsPIC33E core, high-speed PWM peripherals, integrated operational amplifiers, analog comparators, a Peripheral Trigger Generator (PTG), and enhanced CAN communication. The advanced analog front end and CTMU (Charge Time Measurement Unit) support precise timing and touch-sensing functions. According to the Microchip product page, the family is positioned as 16-Bit DSC, Hi-Speed PWM, Op Amps, Advanced Analog. The dsPIC33EP core executes DSP multiply-accumulate instructions in a single cycle with dual operand fetch, enabling digital filter algorithms and high-speed precision control loops. On-chip features include In-Circuit and In-Application Programming (ICSP/IAP), two program and two complex data breakpoints, and IEEE 1149.2-compatible (JTAG) boundary scan, trace, and run-time watch for debug. Typical applications include digital power supplies (PFC, LLC), brushless DC and PMSM motor control, solar inverters, UPS systems, and industrial sensing where the integrated op amps reduce external component count. The industrial temperature grade (-I suffix) covers -40C to +85C operation. When designing with this device, all VDD and VSS pins must be connected, and programming requires a matched PGECx/PGEDx pair; if one pin of the pair is not connected, ICSP programming may fail, per Microchip documentation. This page synthesizes distributor pricing, pin-compatible same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128GP506T-E/PT - 16-Bit 60 MIPs DSC | Microchip
DSPIC33EP128GP506T-E/PT

DSPIC33EP128GP506T-E/PT - 16-Bit 60 MIPs DSC | Microchip

The Microchip Technology DSPIC33EP128GP506T-E/PT is a 16-bit dsPIC33EP general-purpose Digital Signal Controller (DSC) delivering up to 60 MIPs performance with 128KB (43K x 24) of FLASH program memory and 8KB of RAM, housed in a 64-pin TQFP (10x10 mm) package. Operating from a 3.3V supply and qualified to AEC-Q100 for automotive applications, it spans the -40C to +125C extended temperature range. A Digital Signal Controller combines the control peripherals of a microcontroller with the DSP engine of a digital signal processor. Within the power-management hierarchy, the DSC sits between a conventional MCU and a dedicated DSP: it executes real-time control loops (PWM, ADC feedback) while running general firmware, making the dsPIC33 family a staple in motor control, digital power conversion, and sensing systems. Key features include the 16-bit dsPIC33E core with DSP instruction support, CANbus, I2C, SPI, UART/USART, and IrDA/LINbus connectivity, a Charge Time Measurement Unit (CTMU), high-performance ADC peripherals, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. The -E suffix denotes the extended automotive temperature grade. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with hardware DSP multiply-accumulate, bit-reversed addressing, and zero-overhead loops, giving deterministic execution for control algorithms such as field-oriented motor control or power-factor correction where interrupt latency must be tightly bounded. Typical applications include brushless DC and PMSM motor drives, digital power supplies (LLC, totem-pole PFC), automotive body and safety modules, and industrial sensing and communication gateways exploiting the integrated CAN 2.0B controller. When designing with this device, budget FLASH for the DSP math library and bootloader early, and use the PTG to offload ADC/PWM timing from the CPU to reduce jitter in the control loop. This page synthesizes distributor pricing, drop-in family alternatives, pinout and design guidance not consolidated in the manufacturer datasheet, with data verified as of 2026-09-23.

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DSPIC33EP128GS702-E/MM - 16-bit DSC 70 MIPS 128KB Flash | Microchip
DSPIC33EP128GS702-E/MM

DSPIC33EP128GS702-E/MM - 16-bit DSC 70 MIPS 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GS702-E/MM is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS performance with 128KB (43K x 24) of Flash program memory and 8KB of RAM, housed in a 28-pin QFN-S package measuring 6x6x0.9 mm with an exposed pad for improved thermal and ground performance. A Digital Signal Controller combines the compute architecture of a microcontroller with the numeric acceleration of a digital signal processor. In the power-management hierarchy, the dsPIC33EP GS family sits at the heart of digital power-conversion systems, replacing analog control loops with firmware-driven control implemented through interconnected high-speed PWM modules, high-speed ADCs, programmable gain amplifiers (PGA), and analog comparators. Key features include the interconnected high-speed PWM peripheral designed specifically for switch-mode power supply (SMPS) topologies, a high-speed 10/12-bit ADC capable of sampling multiple channels in tight control-loop timing windows, integrated PGA and comparators that reduce external analog component count, and a 16-bit modified Harvard DSP core with a barrel shifter, DSP multiply-accumulate instructions, and 24-bit wide program memory. The -E suffix denotes an extended automotive-grade operating temperature range of -40C to +125C, and the device carries AEC-Q100 qualification, making it suitable for automotive and other harsh-environment designs. The 3.3V CMOS device offers 7 timers, 4 external interrupts, boundary scan, and multiple low-power modes. This specific family, dsPIC33EPXXXGS70X/80X, is documented by Microchip as 16-Bit Digital Signal Controllers for Digital Power Applications with Interconnected High-Speed PWM, ADC, PGA and Comparators. Typical applications include AC-DC power supplies, power factor correction (PFC) stages, DC-DC converters, solar inverters, battery chargers, LED drivers, and digital lighting ballasts where deterministic closed-loop control at tens to hundreds of kHz is required. When designing, allocate the exposed thermal pad to a solid ground plane and ensure ADC/PWM interconnect scheduling matches your control-loop bandwidth; the peripherals are interconnected by design, but loop timing must still be budgeted in firmware. This page synthesizes distributor inventory and pricing context, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, with pricing referenced as of 2026-09-23.

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DSPIC33EP128GS702-E/SO - 16-bit 60 MIPS DSC, 128KB Flash | Microchip
DSPIC33EP128GS702-E/SO

DSPIC33EP128GS702-E/SO - 16-bit 60 MIPS DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GS702-E/SO is a 16-bit digital signal controller (DSC) delivering up to 60 MIPS from its dsPIC33EP GS-series core, with 128KB (43K x 24) of Flash program memory and 8KB of RAM, housed in a 28-pin SOIC (0.295 in, 7.50 mm width) package rated for the extended automotive -40C to +125C temperature range and AEC-Q100 qualified. A digital signal controller combines the compute architecture of a microcontroller with the math acceleration of a DSP. Within the power-management hierarchy, a DSC such as the dsPIC33EP GS family sits at the center of digital switch-mode power supply (SMPS) control loops, replacing analog PWM controllers with a programmable, firmware-defined control engine that executes Proportional-Integral-Derivative (PID) and multi-loop compensation in real time. Key features include dual-partition Flash supporting live firmware updates, integrated high-speed PWM peripherals purpose-built for digital power conversion, DSP engine instructions (MAC, DSP multiply-accumulate) for fast control-loop math, and Functional Safety (FuSa) documentation support per Microchip's product page. The GS-series analog and PWM resources make it possible to implement AC/DC, DC/DC, and power-factor-correction topologies on a single chip. Architecturally, the dsPIC33EP core is a modified Harvard 16-bit machine with a single-cycle MAC and hardware divide support. Code and data buses operate independently, allowing the control loop to sample, compute, and update PWM duty cycles within one PWM period at 60 MIPS. Typical applications include digital SMPS (buck, boost, LLC, PFC) controllers, automotive power conversion, solar micro-inverters, LED drivers, battery chargers, and industrial motor control where a deterministic, programmable controller is preferred over fixed-function analog PWM ICs. Design consideration: supply decoupling and PCB layout of the power ground versus analog ground matter for ADC accuracy; follow Microchip's digital power reference designs for loop compensation. This page adds value beyond the manufacturer datasheet by consolidating drop-in alternatives, comparison tables, and practical design notes in one place.

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DSPIC33EP128GS702-I/MM - 16-bit DSC 70 MIPS 128KB Flash QFN-28 | Microchip
DSPIC33EP128GS702-I/MM

DSPIC33EP128GS702-I/MM - 16-bit DSC 70 MIPS 128KB Flash QFN-28 | Microchip

The Microchip Technology DSPIC33EP128GS702-I/MM is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 128 KB (43K x 24) of dual-partition Flash memory with live update capability, 8 KB of RAM, and a 3.3 V operating supply, housed in a 28-pin QFN-S (6x6 mm) package. A digital signal controller combines the computational strengths of a microcontroller with the math acceleration of a digital signal processor. Within the power-management hierarchy, the dsPIC33EP GS family sits at the application layer of digital switch-mode power conversion, replacing analog control loops with firmware-executed PID and multi-loop control. The dsPIC33EP core, DSP engine, and high-resolution PWM peripherals form the chain that makes software-defined SMPS possible. Key differentiating features include the 70 MIPS dsPIC DSC core with integrated DSP instruction set, dual-partition Flash supporting live firmware updates without halting power conversion, and an advanced analog subsystem and high-resolution PWM designed for multi-loop control. The industrial temperature grade (-40C to +85C) and AEC-Q100 listing reported by distributors extend its reach into automotive and harsh industrial environments. Architecturally, the device integrates the dsPIC33EP GS engine optimized for digital power: the DSP engine executes MAC-class operations alongside the control firmware, while dedicated PWM modules provide the resolution and dead-time control needed for peak-current-mode and voltage-mode converters. On-chip peripherals reduce external component count in AC/DC and DC/DC designs. Typical applications include multi-loop SMPS control, AC/DC power supplies, digital power-conversion front ends, power factor correction stages, and embedded motor-drive control where deterministic 16-bit control at 70 MIPS is required. The compact 6x6 mm QFN suits space-constrained converter boards. A key design consideration is supply integrity: the 3.0-3.6 V core supply demands tight decoupling and careful analog/digital ground partitioning to preserve ADC accuracy in noisy converter environments. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design guidance not found together in the manufacturer datasheet.

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DSPIC33EP128GS702T-I/2N - 16-bit 70 MIPS DSC 128KB Flash | Microchip
DSPIC33EP128GS702T-I/2N

DSPIC33EP128GS702T-I/2N - 16-bit 70 MIPS DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GS702T-I/2N is a 16-bit dsPIC33EP digital signal controller delivering up to 70 MIPS from 128KB (43K x 24) of FLASH program memory and 8KB of RAM, housed in a 28-pin UQFN (6x6 mm) package with industrial temperature rating and tape-and-reel packaging. A digital signal controller (DSC) combines the computational architecture of a digital signal processor with the peripheral set and ease of use of a microcontroller, sitting within the broader hierarchy of semiconductor devices as: DSC -> digital signal processor/microcontroller hybrid -> embedded processor -> integrated circuit. The dsPIC33EP GS-series from Microchip is specifically architected for digital power conversion. Key features include a 16-bit modified Harvard architecture core clocked at 70 MIPS, dedicated DSP engine with 40-bit accumulators and single-cycle MAC, high-resolution PWM modules suited to switch-mode power supplies, 20 general-purpose I/O pins, and support for 3V to 3.6V operation. The device is part of Microchip's Functional Safety (FuSa) supported family. The GS-series integrates SMPS-optimized peripherals supporting common multi-loop digital switch-mode power supplies, including AC/DC and DC/DC converter control loops with fast ADC triggering and complementary PWM outputs. Typical applications include digital AC/DC power supplies, solar inverters and MPPT converters, LED drivers, battery chargers, and uninterruptible power supplies. Design consideration: the 3.0V to 3.6V supply range requires a regulated 3.3V rail; the UQFN package's exposed pad should be soldered to a ground pour for thermal and signal integrity. Dual-partition FLASH architecture supports live firmware updates for field upgrades. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128GS704-E/ML - 70 MIPS 16-bit DSC 128KB Flash | Microchip
DSPIC33EP128GS704-E/ML

DSPIC33EP128GS704-E/ML - 70 MIPS 16-bit DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128GS704-E/ML is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance from its dsPIC33EP core, with 128 KB of flash memory and 8 KB of RAM, housed in a 44-pin QFN (8x8 mm) package rated for the extended -40C to +125C temperature range. A digital signal controller combines the computational throughput of a digital signal processor (DSP) with the peripheral integration and control orientation of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33EP GS family sits in the embedded-controller layer of digital power conversion systems, closing high-bandwidth control loops for switch-mode power supplies (SMPS) that previously required analog controllers or multi-chip DSP solutions. Key differentiating features of the GS-series include dual-partition flash supporting live-update firmware switching, high-resolution PWM peripherals purpose-built for power conversion, and high-speed 12-bit ADCs for multi-loop feedback sampling. The extended-temperature (E) suffix qualifies the part for -40C to +125C operation, important for automotive-adjacent and industrial power electronics mounted near heat sources. Architecturally, the dsPIC33EP core executes DSP multiply-accumulate instructions alongside C-efficient control code, allowing a single device to run proportional-integral (PI) current loops, protection routines, and communication stacks concurrently. According to Microchip, the dsPIC33EPXXGS70X/80X family explicitly targets digital switch-mode power supply and digital power-conversion applications. Typical applications include AC-to-DC converter control, interleaved power factor correction (PFC) - Microchip provides a 350 W interleaved PFC reference design for this family - DC-to-DC converters, and digital lighting or battery-charging power stages. When designing with this device, budget the 3.3V supply rail and validate PWM dead-time insertion against your power-stage switch timing; the dual-partition flash mechanism requires linker and boot-loader configuration to be planned early in the project. This page synthesizes distributor pricing and stock signals, family drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128GS705-I/PT - 16-Bit 70 MIPS DSC 128KB | Microchip
DSPIC33EP128GS705-I/PT

DSPIC33EP128GS705-I/PT - 16-Bit 70 MIPS DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128GS705-I/PT is a 16-bit dsPIC33EP Digital Signal Controller (DSC) delivering 70 MIPS performance with 128KB (43K x 24) of Flash memory and 8KB of RAM, housed in a 48-pin TQFP (7x7 mm) package. A Digital Signal Controller combines the compute architecture of a microcontroller with DSP-grade math capability in a single core. Within the power-management hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP: it executes C code for housekeeping tasks while simultaneously running fast multiply-accumulate loops for control algorithms such as proportional-integral (PI) loops and space-vector modulation in switch-mode power conversion. Key features include the 70 MIPS 16-bit pipeline core, 128KB dual-partition Flash supporting live field firmware updates, and an SMPS-optimized peripheral set. Microchip classifies the dsPIC33EPXXGS70X family as a Digital Power Conversion DSC, with peripherals specifically designed for multi-loop digital switch-mode power supplies (SMPS). The part is also listed by DigiKey as Functional Safety (FuSa) supported. Technically, the dual-partition Flash architecture allows one code bank to execute while the other is erased and reprogrammed, which is essential for power products that require uninterrupted operation during firmware upgrades. The high instruction rate enables closure of fast control loops at switching frequencies common in AC-DC and DC-DC converters, reducing external analog circuitry. Typical applications include AC to DC converters, power factor correction (PFC) stages, DC-DC converters, and other digital power-conversion systems such as solar inverters and server power supplies. Microchip's Interleaved PFC reference design demonstrates the family producing a high-voltage DC output up to 350W from a universal input range. Design consideration: budget decoupling capacitance and a solid ground plane under the TQFP, and confirm 3.3V supply sequencing; SMPS-familiarity peripherals assume the board delivers clean analog reference rails for best control-loop accuracy. This page synthesizes distributor inventory data, drop-in alternatives, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP128GS804-I/ML - 16-bit 70 MIPS DSC | Microchip
DSPIC33EP128GS804-I/ML

DSPIC33EP128GS804-I/ML - 16-bit 70 MIPS DSC | Microchip

The Microchip Technology DSPIC33EP128GS804-I/ML is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from its dsPIC33EP core, with 128 KB (43K x 24) of dual-partition Flash memory with live-update capability, 8 KB of RAM, and CAN connectivity, housed in a 44-pin QFN (8x8 mm) package rated from -40C to +85C. A digital signal controller combines the compute characteristics of a microcontroller with the DSP engine of a digital signal processor. Within the power-management hierarchy, a DSC sits above a general-purpose MCU for control-loop tasks: it closes high-bandwidth feedback loops in switch-mode power supplies, executing Proportional-Integral-Derivative compensation at tens to hundreds of kilohertz, where a standard MCU would struggle to meet loop deadlines. The dsPIC33EP family from Microchip Technology is a widely deployed DSC platform for digital power. Key features of this GS-series device include interconnected high-speed PWM peripherals for multi-phase and multi-loop converters, an analog front end with ADC supporting a programmable gain amplifier (PGA), on-chip comparators for fast overcurrent protection, dual-partition Flash enabling live firmware update, and Functional Safety (FuSa) support as listed by DigiKey. Technically, the device executes the 16-bit dsPIC33EP instruction set with DSP multiply-accumulate instructions, supporting control math at up to 70 MIPS. The interconnected PWM, ADC, PGA, and comparator fabric allows analog events such as overcurrent trips to act on PWM outputs with minimal CPU intervention, which is essential for cycle-by-cycle current limiting in SMPS designs. Typical applications include AC-DC power supplies, DC-DC converters, battery chargers, power factor correction (PFC) stages, and digitally controlled lighting or welding power stages, where deterministic high-speed control is required. A key design consideration is that the 8 KB RAM constrains complex control structures; plan control-loop state buffers carefully, and verify CAN transceiver pairing early since CAN is integrated on-chip. This page synthesizes distributor pricing, drop-in same-family alternatives, practical design notes, and FAQ content not found in the manufacturer datasheet alone, as of 2026-09-23.

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DSPIC33EP128GS804-I/PT - 16-bit 70MIPS Digital Power DSC | Microchip
DSPIC33EP128GS804-I/PT

DSPIC33EP128GS804-I/PT - 16-bit 70MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP128GS804-I/PT is a 16-bit digital signal controller (DSC) delivering 70 MIPS from 128 KB (43K x 24 instruction words) of flash memory and 8 KB of RAM, housed in a 44-pin TQFP (10x10 mm) package and rated for industrial temperature from -40C to +85C. A digital signal controller combines the compute power of a DSP core with the peripherals and ease of use of a microcontroller, sitting between an MCU and a DSP in the embedded hierarchy. DSCs are the standard choice for closed-loop digital control of switch-mode power supplies, where fast deterministic interrupt handling and high-resolution PWM are essential. The GS804 variant belongs to Microchip's SMPS and Digital Power Conversion family (dsPIC33EPxxGS70x/80x). Its headline features are interconnected high-speed PWM modules with dedicated time bases, a high-speed 10/12-bit ADC with Sample-and-Hold and an integrated Programmable Gain Amplifier (PGA), analog comparators, and two CAN bus modules for industrial communication. Architecturally, the device couples the dsPIC33E 16-bit core with dual flash partitioning supporting live firmware updates, DMA for low-overhead data movement between ADC, PWM and RAM, and peripheral interconnection that lets comparator and ADC events trigger PWM fault states in hardware without CPU latency - a decisive advantage in power conversion loops. Typical applications include AC-to-DC converters, power factor correction (PFC) stages, digital DC-DC converters, battery chargers, solar micro-inverters and LED drivers. The CAN interface also makes it suitable for automotive-auxiliary and industrial networking nodes. Design consideration: the 70 MIPS core runs from a 3.3 V supply, so PWM dead-time resolution and ADC sampling must be budgeted against the control-loop period; use Microchip's Digital Compensator design tools for loop tuning. This page synthesizes distributor stock data, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128GS804T-I/ML - 70MIPS Digital Power DSC | Microchip
DSPIC33EP128GS804T-I/ML

DSPIC33EP128GS804T-I/ML - 70MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP128GS804T-I/ML is a 16-bit digital signal controller (DSC) delivering 70 MIPS from 128 KB (43K x 24) flash memory and 8 KB RAM, housed in a 44-pin QFN (8x8 mm) surface-mount package rated for the industrial -40C to +85C temperature range. A digital signal controller combines the computation pipeline of a DSP engine (16-bit multiply-accumulate, DSP instruction set, dual operand fetch) with the peripheral ecosystem of a microcontroller (flash program memory, interrupts, timers, serial communication). In the power-management hierarchy, the dsPIC33EP GS804 family sits in the digital power conversion segment, purpose-built as a programmable control IC that replaces multiple analog control loops in switch-mode power supplies. Key differentiating features include the interconnected high-speed PWM module for multi-phase and multi-loop topologies, a 12-bit ADC paired with programmable gain amplifiers (PGA) and analog comparators, and an integrated CAN peripheral, according to the Microchip product page for the dsPIC33EP128GS804. The device operates from a 3.0V to 3.6V supply, and the GS80X family explicitly supports AC-to-DC converters and other digital switch-mode power supply applications. Architecturally, the device uses dual-partition flash with live-update capability, allowing firmware to run from one partition while the other is reprogrammed - a critical capability for field-updatable power products. The interlocked PWM, ADC and comparator datapath minimizes loop latency, enabling switching frequencies and control bandwidths that pure software-loop MCUs cannot achieve. Typical applications include AC/DC power supplies, LLC resonant converters, power factor correction (PFC) stages, digital lighting ballasts, solar micro-inverters, and battery chargers. Design consideration: budget the 3.3V rail decoupling and VDD/AVDD separation early; the analog PGA and comparator front end requires a quiet AVDD domain to deliver the loop accuracy the PWM module is capable of. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MC202-E/MM - 16-bit DSC, 60 MIPS, 128KB Flash | Microchip
DSPIC33EP128MC202-E/MM

DSPIC33EP128MC202-E/MM - 16-bit DSC, 60 MIPS, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MC202-E/MM is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 60 MIPS core performance, 128KB (43K x 24) of Flash program memory, and an extended temperature range of -40C to +125C, housed in a 28-pin QFN-S (6x6 mm) exposed-pad package. It operates from a 3.3V supply and integrates motor-control peripherals for precision embedded control. A digital signal controller combines the computational throughput of a DSP with the peripheral set and ease of use of a microcontroller. In the power-management hierarchy, the dsPIC33E family sits between general-purpose 16-bit MCUs and dedicated DSPs, offering single-cycle MAC, DSP multiply-divide support, and dual operand fetch within a familiar MCU programming model. DSCs like this device serve as the central processing element in motor drives, power converters, and sensor-fusion systems. Key features include the 16-bit dsPIC DSC core with integrated DSP engine, motor control PWM peripherals, DMA controller, multiple data converter channels (6 channels of 10-bit/12-bit ADC per the Microchip USA product description), in-circuit and in-application programming, two program and two complex data breakpoints, and IEEE 1149.2 compatible JTAG boundary scan. The -E suffix designates the extended -40C to +125C operating temperature range, and the device is automotive AEC-Q100 qualified per datasheets.com part data. Architecturally, the dsPIC33EP core supports pipelined instruction execution, hardware looping, and modulo and bit-reversed addressing for efficient DSP algorithms such as field-oriented control (FOC) transforms. The DMA controller offloads data movement between peripherals and RAM, reducing CPU overhead in high-rate control loops. Multiple PGECx/PGEDx pin pairs support In-Circuit Serial Programming (ICSP) - any pair may be used, but ICSPCLK and ICSPDAT must be used as a matched pair, and all VDD/VSS pins must be connected for programming to succeed. Typical applications include brushless DC (BLDC) and permanent magnet synchronous motor (PMSM) control, switch-mode power supplies and digital power conversion, automotive auxiliary systems covered by AEC-Q100 qualification, and industrial sensor conditioning where the integrated 12-bit ADC and DSP engine execute filtering and control algorithms deterministically. For design, connect every VDD and VSS pair, pair PGECx/PGEDx correctly for ICSP, and exploit the exposed pad for ground coupling - placing a solid ground plane under the 6x6 mm QFN improves both thermal performance and signal integrity for the ADC reference. This page synthesizes distributor data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, including cross-reference guidance and application recommendations.

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DSPIC33EP128MC202-E/SS - 16-bit 60 MIPS DSC 128KB | Microchip
DSPIC33EP128MC202-E/SS

DSPIC33EP128MC202-E/SS - 16-bit 60 MIPS DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128MC202-E/SS is a 16-bit digital signal controller (DSC) from the dsPIC33EP family featuring a 70 MIPS-class dsPIC33E core running at 60 MIPS/60 MHz, 128 KB (43K x 24) of Flash program memory, 16 KB of RAM, and an extended temperature range of -40C to +125C in a 28-pin SSOP (0.209 in / 5.30 mm width) package. A digital signal controller combines the computational capability of a 16-bit MCU with the hardware DSP engine and precision analog peripherals of a digital signal processor. In the power-management hierarchy of embedded systems, DSCs sit between general-purpose microcontrollers and dedicated DSPs, making them the de-facto standard for closed-loop digital power and motor-control conversion where fast control loops and high-resolution PWM are mandatory. Key features include dual pipelined buses for DSP MAC operations, high-speed PWM modules with complementary outputs and dead-time insertion, an internal fast RC oscillator, multiple PWM/motor-control peripherals, POR, and a watchdog timer. The device operates from a single 3.3 V supply and supports In-Circuit Serial Programming (ICSP) with two program and two complex data breakpoints, plus IEEE 1149.2-compatible JTAG boundary scan. Technical depth comes from the dsPIC33E core architecture: a modified Harvard structure with 16-bit data and 24-bit instructions, hardware divide and DSP multiply-accumulate units, and deterministic interrupt latency - essential attributes when the same silicon closes the current loop of a field-oriented-control (FOC) motor drive at 20-50 kHz. Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) control, solar micro-inverters and power-factor-correction stages, and automotive auxiliary systems (the -E suffix is AEC-Q100 automotive qualified per distributor data). Design consideration: all VDD and VSS pins must be connected, and any PGECx/PGEDx pin pair must be used as a pair for programming - using PGEC2 for ICSPCLK requires PGED2 for ICSPDAT. This page synthesizes distributor pricing, drop-in family alternatives, pinout data, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MC202-I/MM - 70 MIPS DSC, 128KB Flash | Microchip
DSPIC33EP128MC202-I/MM

DSPIC33EP128MC202-I/MM - 70 MIPS DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MC202-I/MM is a 16-bit digital signal controller (DSC) from the dsPIC33EP family, delivering up to 70 MIPS (60 MHz instruction clock) with 128 KB of Flash program memory and 16 KB of RAM, housed in a 28-pin QFN-S (6x6 mm) exposed-pad package. A digital signal controller combines the computational capability of a digital signal processor with the control peripherals and ease of use of a microcontroller, sitting in the hierarchy DSC -> 16-bit microcontroller -> embedded processor -> system-on-chip. The dsPIC33EP family integrates a DSP engine with single-cycle MAC and 40-bit accumulators alongside standard MCU peripherals, making it a go-to choice for embedded control loops that also require signal processing. Key features include high-speed PWM modules with complementary outputs and dead-time control, an MCPWM unit, quadrature encoder interface (QEI), two on-chip operational amplifiers, three comparators, and a 10-bit ADC - all purpose-built for precision motor control. The device operates from a 3V to 3.6V supply across an industrial temperature range of -40C to +85C (the -I suffix), supports in-circuit serial programming (ICSP) via any PGECx/PGEDx pin pair, and includes IEEE 1149.2-compatible JTAG boundary scan for production test. Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives, switched-mode power supplies, digital lighting ballasts, and embedded control systems requiring DSP-class math. Design tip: connect all VDD, VSS, AVDD and AVSS pins and use any single PGECx/PGEDx pair consistently for programming - mixing pairs causes ICSP failures. This page adds distributor pricing tiers, verified drop-in alternatives within the same package, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MC202-I/SO - 16-bit DSC 60MHz 128KB Flash | Microchip
DSPIC33EP128MC202-I/SO

DSPIC33EP128MC202-I/SO - 16-bit DSC 60MHz 128KB Flash | Microchip

The Microchip DSPIC33EP128MC202-I/SO is a 16-bit digital signal controller (DSC) from the dsPIC33EP family, combining a 60 MHz dsPIC DSC core (up to 70 MIPS), 128KB of Flash program memory, and 16KB of RAM in a 28-pin SOIC (SO) package with industrial temperature rating (-40C to +85C). A digital signal controller merges the compute power of a DSP with the peripheral integration and interrupt responsiveness of a microcontroller. Within the power management hierarchy of embedded systems, a DSC sits above generic MCUs for math-intensive real-time control loops, making the dsPIC33E family a staple of digital power and precision motor control engineering. Key features include a 16-bit modified Harvard architecture with DSP engine (single-cycle MAC, 40-bit accumulator), high-speed PWM modules purpose-built for motor and power conversion, 4 DMA channels, 5 timers, and 3 external interrupt sources. The integrated enhanced peripherals allow brushless DC, permanent magnet, and other motor types to be controlled without external signal-chain components. Technically, the device executes C and assembly with hardware divide, dual operand fetch, and zero-overhead looping. Its low-power modes (Idle, Sleep, Doze) reduce consumption in battery-aware designs, and the CMOS process supports industrial noise margins. Typical applications include brushless DC motor drives, digital power supplies (PFC, LLC), solar inverters, and sensorless FOC controllers where deterministic 70 MIPS-class throughput and high-resolution PWM are decisive. Design consideration: this part operates at 3.0V-3.6V-class supply rails typical of the family - verify the exact electrical characteristics in the manufacturer datasheet before layout, and budget the 28-pin SOIC thermals for continuous PWM output drive. This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33EP 28-pin family, and practical design notes not found in a single manufacturer datasheet.

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DSPIC33EP128MC202-I/SP - 70 MIPS 16-bit DSC | Microchip
DSPIC33EP128MC202-I/SP

DSPIC33EP128MC202-I/SP - 70 MIPS 16-bit DSC | Microchip

The Microchip Technology DSPIC33EP128MC202-I/SP is a 16-bit digital signal controller (DSC) with a 70 MIPS dsPIC33E core, 128 KB (43K x 24) of Flash program memory, 16 KB of RAM, and an industrial temperature range (-40C to +85C) in a 28-pin SPDIP through-hole package. A digital signal controller combines the compute throughput of a microcontroller with DSP-grade math acceleration in a single chip. Within the power-management hierarchy, the DSC sits above a standard MCU: it adds a hardware DSP engine (single-cycle MAC, dual operand fetch, modulo and bit-reversed addressing) on top of a 16-bit MCU architecture, making it a member of the broader 16-bit microcontroller and digital signal controller category. Key differentiating features include high-speed PWM peripherals purpose-built for motor control (complementary or independent outputs, dead-time insertion, fault inputs), an operating speed of up to 70 MIPS from an internal PLL, and integrated advanced analog peripherals that reduce external component count. The -I suffix denotes the industrial -40C to +85C operating range, and the /SP suffix denotes the 28-pin 300-mil wide-body SPDIP package suited to through-hole assembly. Architecturally, the dsPIC33E CPU executes most instructions in a single cycle at 70 MIPS, with two 40-bit accumulators, 16 x 16 multiply operations, and hardware divide support. Flash program memory is organized in 24-bit instruction words, and in-circuit serial programming (ICSP) plus JTAG boundary scan support production programming and debugging via tools such as PICkit, ICD, and REAL ICE. Typical applications include Brushed DC, Brushless DC (BLDC), permanent-magnet synchronous (PMSM), and stepper motor control, digital power supplies (power factor correction, DC-DC converters), and embedded control systems requiring DSP filtering, such as sensor signal processing. The through-hole DIP package makes the part especially popular in prototyping, education, and repairable industrial equipment. Design consideration: the dsPIC33E core requires an external low-ESR capacitor on the internal regulator output (VCAP/VDDCORE pin); this capacitor is mandatory for stable operation and must not be omitted. All VDD/VSS pairs must be connected even on simplified designs, and PGECx/PGEDx pins must be used as matched pairs during programming. This page synthesizes verified distributor data, drop-in family alternatives, pricing tiers, and practical design notes beyond what a single datasheet page provides.

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