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DSPIC33EP32GS202-I/SO

DSPIC33EP32GS202-I/SO - 16-bit DSC 70MIPS 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202-I/SO is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from a 60 MHz core, with 32KB of Flash program memory, housed in a 28-lead SOIC package with 1.27 mm lead pitch. A digital signal controller is a hybrid of a microcontroller (MCU) and a digital signal processor (DSP): it combines a CPU, Flash, RAM and peripherals with DSP-class multiply-accumulate (MAC) instructions and high-speed analog peripherals. Within the power-management hierarchy, a DSC sits above generic MCUs for closed-loop switch-mode power conversion, where deterministic interrupt latency and fast ADC sampling are critical. The dsPIC33EP GS family is Microchip's digital-power-optimized branch of the dsPIC33EP 16-bit core family. Key features of this part include 70 MIPS execution at 3.3V, a 32KB (32K x 8) self-programming Flash with ECC-class error handling, and integration purpose-built for switched-mode power supplies (SMPS): high-speed analog comparators, dedicated PWM with dead-time control, and fast ADC sampling tailored to current-mode control loops. It is a CMOS device specified across the industrial -40C to +85C temperature range at a nominal 3.3V supply (up to 3.6V absolute). Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with DSP multiply-accumulate and barrel-shifter instructions, letting firmware execute PI/PID compensation and reference modulation inside very short control-loop periods. The GS (digital power) variant adds analog peripherals tightly coupled to the PWM module, reducing external components in power-factor-correction (PFC) and DC-DC stages. Typical applications include AC-DC and DC-DC switch-mode power supplies, interleaved power factor correction (as shown in Microchip's reference design for this family), LED drivers, battery chargers, and digital lighting/HID ballast control. Design tip: budget the control-loop interrupt carefully - at 70 MIPS, a complete current-mode loop with ADC read, PI compensation and PWM duty update can fit well under a few microseconds, but flash wait-state and interrupt latency settings must be validated on real hardware. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design guidance not found on the manufacturer product page alone.

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DSPIC33EP32GS202-I/SS

DSPIC33EP32GS202-I/SS - 70MIPS 16-bit DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202-I/SS is a 16-bit digital signal controller (DSC) delivering 70 MIPS core performance with 32KB of Flash program memory, a high-speed 10/12-bit ADC, on-chip DAC peripherals, and a 28-pin SSOP package rated for -40C to +85C operation at 3.3V nominal supply. A digital signal controller combines the compute throughput of a 16-bit microcontroller with the multiply-accumulate hardware of a digital signal processor. In the power-management hierarchy, DSCs sit between general-purpose MCUs and dedicated digital power ICs, providing programmable control loops for switch-mode power supplies, motor drives, and power factor correction stages where deterministic interrupt latency and fast ADC sampling are essential. Key features include a 70 MIPS dsPIC33E CPU core, 32KB Flash with self-programming, dual high-resolution PWM modules for SMPS control, a high-speed ADC suited to current-mode control loops, and integrated DAC outputs. The GS (Digital Power) variant adds specialized analog peripherals targeted at digital power conversion, distinguishing it from the GP (general-purpose) and MC (motor control) siblings of the dsPIC33EP32GS202 family. Architecturally, the device pairs the 16-bit dsPIC core with a zero-overhead DSP engine supporting MAC and dual-fetch operations, enabling single-cycle control-loop execution. Extensive DMA and peripheral pin select (PPS) routing let designers map PWM, ADC, and UART functions to optimal physical pins on the 28-SSOP footprint. Typical applications include digital switch-mode power supplies, interleaved power factor correction (as demonstrated in Microchip's SMPS reference designs), DC-DC converters, LED drivers, and battery charging systems. Design consideration: because the GS202 runs from a 3.0V-3.6V supply, level shifting is needed when interfacing to 5V feedback networks common in legacy SMPS designs, and PGEC/PGED pin pairs must be reserved as matched pairs for ICSP programming. This page synthesizes distributor pricing, drop-in family alternatives, pin guidance, and practical digital-power design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS202T-E/M6

DSPIC33EP32GS202T-E/M6 - 16-bit DSC, 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202T-E/M6 is a 16-bit Digital Signal Controller (DSC) with 32KB (32K x 8) FLASH program memory, 60 MIPS performance, and 2KB of data RAM, housed in a 28-pin UQFN (4x4 mm) surface-mount package rated for -40C to +125C operation. It belongs to the dsPIC33EPXXGS202 family of Digital Signal Controllers specifically designed for digital power applications, featuring interconnected high-speed PWM, an ADC with programmable gain amplifier (PGA), and on-chip comparators. A Digital Signal Controller combines the computational throughput of a DSP with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management semiconductor hierarchy, a DSC sits between a general-purpose MCU and a dedicated power controller IC, executing closed-loop control algorithms such as current-mode control and power factor correction at switching frequencies far beyond typical MCU capability. Key differentiating features include the interconnected high-speed PWM module that enables deterministic, sub-cycle control of switching converters, an analog front end combining a high-speed ADC with a PGA for direct small-signal current sensing, and dual analog comparators for fast overcurrent protection without CPU intervention. These peripherals are tightly coupled, reducing loop latency - critical for digital power supplies. Technically, the device executes 16-bit instructions at up to 60 MIPS from zero-wait-state FLASH, includes DSP-class multiply-accumulate instructions for filter and control math, and operates from a single 3.3V supply. The extended-temperature (-40C to +125C) E-grade suffix supports industrial power environments. Typical applications include interleaved power factor correction (Microchip publishes a 350W interleaved PFC reference design for this family), digital AC-DC and DC-DC converters, LED drivers, battery chargers, and uninterruptible power supplies. Design consideration: budget PCB thermal relief for the UQFN exposed pad and verify PWM-to-ADC trigger latency when selecting the switching frequency. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP32GS202T-E/MM

DSPIC33EP32GS202T-E/MM - 16-Bit DSC 32KB Flash 70MIPS | Microchip

The Microchip Technology DSPIC33EP32GS202T-E/MM is a 16-bit digital signal controller (DSC) from the dsPIC33EP GS-series family for digital power applications, featuring 32 KB of on-chip flash memory, up to 70 MIPS of execution speed, and a 28-pin QFN-S (6x6 mm) surface-mount package with extended temperature range (-40C to +125C). A digital signal controller combines the computational throughput of a DSP with the peripheral set and architecture of a microcontroller. Within the power-management IC hierarchy, a DSC sits at the control layer, closing feedback loops for switching converters, power-factor-correction stages, and inverter stages in real time. The dsPIC33 family replaces discrete analog control loops with firmware-based control, reducing component count while enabling programmable gains, fault handling, and communication. Key features of the GS-series include a dedicated high-speed PWM module purpose-built for digital power: complementary outputs, dead-time insertion, duty-cycle resolution, and fault protection. Multiple high-speed ADC channels allow simultaneous sampling of current and voltage feedback signals, while the DSP engine provides single-cycle MAC and dual operand fetch suitable for PID and compensator calculations at loop rates unattainable by general-purpose MCUs. Functional Safety (FuSa) documentation support is noted by distributors for this family. Microchip provides reference designs for the GS-series, including an Interleaved Power Factor Correction design that operates over a universal AC input range and produces a high-voltage DC output up to 350W, demonstrating the part's intended role in SMPS and PFC control. Typical applications include switched-mode power supplies (SMPS), AC-DC and DC-DC converter control, PFC stages, LED drivers, uninterruptible power supplies, solar micro-inverters, and battery chargers. Design consideration: because the device operates at up to 70 MIPS from an internal PLL, supply decoupling and the VCAP/VDDCORE capacitor must follow the datasheet layout guidance precisely; also verify which MIPS rating (60 vs 70) applies to your supply-voltage operating point before locking the oscillator configuration. This page adds value beyond the datasheet by consolidating distributor availability, pricing tiers, drop-in same-family alternatives, and digital-power-specific design notes in one place.

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DSPIC33EP32GS202T-E/MX

DSPIC33EP32GS202T-E/MX - 16-bit 70 MIPS DSC 32KB | Microchip

The Microchip Technology DSPIC33EP32GS202T-E/MX is a 16-bit dsPIC33EP digital signal controller (DSC) with 32KB of Flash memory, 70 MIPS performance at 3.3V operation, in a 28-pin UQFN (4x4 mm) exposed-pad package supplied on tape and reel. It is AEC-Q100 qualified for automotive applications and carries an extended temperature rating of -40C to +125C. A digital signal controller combines the compute throughput of a DSP core with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management hierarchy, DSCs sit at the heart of digital power supplies, driving switching converters where software-defined control loops replace analog compensation networks. The dsPIC33 family from Microchip is one of the dominant 16-bit DSC platforms for this market. The key differentiator of the GS202 variant is its interconnected high-speed PWM, 12-bit ADC with programmable gain amplifier (PGA), and analog comparators. The PWM module supports advanced modes for buck, boost, and interleaved topologies with dead-time insertion and current-limit trip zones. The on-chip PGA allows direct connection of low-level current-sense signals, and the comparators can trigger cycle-by-cycle current limiting without CPU intervention. Architecturally, the dsPIC33EP core executes a modified Harvard instruction set with DSP multiply-accumulate instructions, enabling proportional-integral control loops at hundreds of kilohertz switching frequencies. Performance scales up to 70 MIPS from a 3.3V supply. Typical applications include interleaved power factor correction (a 350W universal-input reference design exists from Microchip), digital DC-DC converters, battery chargers, LED drivers, and automotive auxiliary power systems. A key design consideration is the exposed-pad UQFN package: the thermal pad must be soldered to a grounded PCB pour for both heat dissipation and grounding integrity, and in-circuit programming requires access to MCLR, PGC, and PGD pins. This page synthesizes distributor data, same-family drop-in alternates, and design notes not found in the manufacturer datasheet.

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DSPIC33EP32GS202T-E/SO

DSPIC33EP32GS202T-E/SO - 16-bit DSC 32KB Flash 70MIPS | Microchip

The Microchip Technology DSPIC33EP32GS202T-E/SO is a 16-bit digital signal controller (DSC) with 32KB (32K x 8) flash memory, up to 70 MIPS execution speed at 3.3V, packaged in a 28-pin SOIC (SO, 0.3 in) supplied on tape and reel. A digital signal controller combines a microcontroller with DSP-grade computational blocks in a single chip. Within the power management hierarchy, the DSC sits above simple MCUs: it executes control-loop algorithms (PID, proportional-integral, nonlinear transforms) at the sample rates demanded by switch-mode power conversion. The dsPIC33EP GS series from Microchip is purpose-built for exactly this class of work, integrating high-speed ADCs and PWM peripherals tightly coupled to the CPU core. Key features of the DSPIC33EP32GS202 include flash-programmable 16-bit core with DSP instruction extensions, high-speed analog-to-digital converters for current- and voltage-sense loops, and dedicated high-resolution PWM peripherals suited to AC/DC, DC/DC and PFC topologies. The E-temperature suffix specifies operation from -40C to +125C, and the device is AEC-Q100 automotive qualified with Functional Safety (FuSa) support per DigiKey listing, enabling deployment in automotive and industrially harsh environments. Architecturally, the device belongs to the dsPIC33EP family documented in the dsPIC33EPXXGS202 Family Data Sheet (DS70005208E). The GS-series integration of fast ADCs, comparators and PWM with the 16-bit CPU allows single-chip closed-loop control without external analog sequencing logic, reducing BOM count and control-loop latency. Typical applications include interleaved power factor correction (Microchip publishes a 350W Interleaved PFC reference design based on this SMPS dsPIC family), digital switch-mode power supplies, automotive DC-DC converters, and motor control requiring precise timing. Design consideration: operate within the 3.3V supply domain and budget the power-conversion loop timing around the ADC sampling and PWM update structure described in the family data sheet. This page synthesizes distributor listings, drop-in alternatives, and design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS202T-E/SS

DSPIC33EP32GS202T-E/SS - 16-bit DSC 32KB Flash 70MIPS | Microchip

The Microchip Technology DSPIC33EP32GS202T-E/SS is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance from 32KB of flash program memory, housed in a 28-pin SSOP package with an extended temperature range of -40C to +125C. It belongs to the dsPIC33EPXXGS202 family, which Microchip optimizes specifically for digital power applications such as switch-mode power supplies (SMPS) and power factor correction. A digital signal controller combines the computational throughput of a DSP core with the peripheral integration and deterministic behavior of a microcontroller. In the power-management hierarchy, the dsPIC33EP32GS202 sits between general-purpose MCUs and dedicated power-management ICs, replacing analog control loops with firmware-executed control algorithms such as voltage-mode, current-mode, and multi-loop digital control. Key differentiating features include interconnected high-speed PWM modules for precise switching-waveform generation, high-speed analog-to-digital converters for fast feedback sampling, programmable gain amplifiers (PGA) that reduce external signal-conditioning circuitry, and on-chip comparators for fast cycle-by-cycle current limiting. Together these peripherals form a complete digital power-control loop on a single chip. Architecturally, the dsPIC33E core uses separate program and data memory spaces with dedicated buses, per the dsPIC33EPXXGS202 Family Data Sheet (DS70005208E), enabling simultaneous instruction fetch and data access that sustains the 70 MIPS throughput. The flash-based program memory supports in-circuit and self programming for field updates. Typical applications include interleaved power factor correction (Microchip's reference design achieves a single high-voltage DC output up to 350W from a universal input range), AC-DC and DC-DC converter control, LED drivers, battery chargers, and uninterruptible power supplies. When designing with this device, budget PWM resolution against switching frequency and verify ADC sample timing alignment with PWM trigger points to minimize control-loop latency. The 'T' suffix denotes tape-and-reel packaging for automated assembly; the '/E' suffix denotes the -40C to +125C extended operating range. This page synthesizes distributor pricing, verified drop-in alternatives within the same 28-SSOP footprint, pinout data, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS202T-I/M6

DSPIC33EP32GS202T-I/M6 - 16-bit 70MIPS DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202T-I/M6 is a 16-bit Digital Signal Controller (DSC) from the dsPIC33EP GS series for digital power applications, delivering up to 70 MIPS core performance with 32KB (32K x 8) of FLASH program memory, packaged in a 28-pin UQFN (4x4 mm) surface-mount package and rated for industrial temperatures of -40C to +85C. A Digital Signal Controller combines the compute throughput of a DSP engine with the control peripherals and interrupt architecture of a microcontroller, sitting in the device hierarchy as a dsPIC33EP family DSC -> 16-bit microcontroller -> embedded processor -> semiconductor IC. This makes DSCs the de-facto controller class for closed-loop power conversion, where control loops must execute at hundreds of kHz with deterministic latency. Key features of the GS202 include the high-speed 16-bit CPU with DSP multiply-accumulate instructions, extensive Peripheral Pin Select (PPS) allowing almost any digital function to map to almost any I/O pin, and the GS-series-specific SMPS-oriented peripherals: high-resolution PWM outputs and fast analog-to-digital conversion that enable cycle-by-cycle control of switching converters. The device also offers 5V-tolerant pins with selectable pull-ups/pull-downs, external interrupts on all I/O, in-circuit and in-application programming, and IEEE 1149.2 (JTAG)-compatible boundary scan. Technical depth: the 70 MIPS core executes two instructions per cycle from zero-wait-state FLASH, while the DSP engine supports 40-bit accumulators and hardware MAC, letting one chip run multiple coupled control loops (voltage, current, PFC) simultaneously. Per the family datasheet DS70005208E, the GS202 family was purpose-built for digital power: ADC sampling can be triggered precisely by the high-resolution PWM to sample current and voltage at the optimal instant in each switching period. Typical applications include interleaved power factor correction (Microchip provides a 350W universal-input interleaved PFC reference design), LLC and phase-shifted full-bridge converters, digital battery chargers, and high-density server power supplies. Design consideration: supply the core from the integrated regulator via the VCAP pin (one low-ESR capacitor), and budget FLASH for both control code and compensator coefficient storage, since 32KB is ample for power-control firmware but not for large protocol stacks. This page adds information gain beyond the datasheet: tiered pricing as of 2026-09-24, drop-in alternatives across the GS/GP families in the identical 28-UQFN footprint, and practical design notes distilled from distributor and manufacturer data.

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DSPIC33EP32GS202T-I/MM

DSPIC33EP32GS202T-I/MM - 16-bit 70 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP32GS202T-I/MM is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 32KB of flash memory, integrated in a 28-pin QFN-S (6x6x0.9 mm) surface-mount package with exposed pad, optimized specifically for digital power conversion applications. A digital signal controller combines the computational throughput of a DSP with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy, the DSC sits between a general-purpose MCU and a dedicated digital power IC, providing programmable control loops for switched-mode power supplies, power factor correction, and motor drive systems. Key features include the dsPIC33EP core executing at 70 MIPS, DSP engine with single-cycle MAC and 40-bit accumulators, and connectivity peripherals covering I2C, SPI, UART/USART, IrDA, and LINbus. The GS variant targets digital power with dedicated SMPS peripherals, and per LCSC listing the device supports a 3V to 3.6V supply range with internal clocking up to 280 MHz for high-resolution PWM timing. Architecturally, the dsPIC33EP family uses an enhanced Harvard architecture with a 16-bit data path, pipelined instruction execution, and interrupt latency low enough to close current-mode control loops at switching frequencies in the hundreds of kilohertz. Brown-out detection and a supervisory circuit improve robustness in noisy power-electronics environments. Typical applications include interleaved power factor correction (Microchip references an interleaved PFC design producing up to 350W from universal AC input), semi-bridgeless PFC with ZVS full-bridge converters in 750W AC-DC designs, digital AC-DC power supplies, and DC-DC converters for industrial and server power. A key design consideration: the QFN exposed pad acts as the primary thermal and ground path, so it must be soldered to a solid PCB ground plane with thermal vias to realize datasheet thermal performance. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design guidance not consolidated in the manufacturer datasheet alone.

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DSPIC33EP32GS202T-I/MX

DSPIC33EP32GS202T-I/MX - 70 MIPS Digital Power DSC | Microchip

The Microchip DSPIC33EP32GS202T-I/MX is a 16-bit digital signal controller (DSC) delivering 70 MIPS from its dsPIC33EP core, with 32KB of FLASH program memory, 3.3V operation, and a 28-pin UQFN (6x6 mm) package with exposed pad. It is specifically optimized for switch-mode power supply (SMPS) and digital power conversion applications. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the power management hierarchy, DSCs sit between general-purpose MCUs and dedicated digital power ASICs, offering programmable flexibility for multi-loop control schemes such as voltage-mode, current-mode, and multi-phase regulation used in modern power electronics. Key features include high-speed PWM peripherals purpose-built for power conversion, an analog front end with comparators and programmable gain amplifier (PGA) inputs feeding a high-speed ADC, and Peripheral Pin Select (PPS) for flexible I/O remapping. The devices also carry Functional Safety (FuSa) support documentation, making them suitable for safety-relevant industrial power designs. Architecturally, the dsPIC33EP core pairs a 16-bit MCU pipeline with DSP instructions (MAC, DSP multiply) that accelerate control-law computation such as PID and compensator routines executed at switching frequencies of hundreds of kilohertz. Deterministic interrupt latency ensures tight loop timing critical to loop stability in digital power supplies. Typical applications include AC-DC power supplies, interleaved power factor correction (PFC), DC-DC converters, LED drivers, and solar micro-inverters. Microchip's Interleaved PFC reference design (universal input up to 350W) demonstrates the family directly. Design consideration: ensure adequate decoupling on VDD/AVDD and keep the analog ground return path for the ADC/PGA separate from high-current PWM switching loops to preserve analog accuracy. This page synthesizes distributor pricing, drop-in alternatives, datasheet sourcing, and practical digital power design notes not found on the manufacturer product page alone.

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DSPIC33EP32GS202T-I/SO

DSPIC33EP32GS202T-I/SO - 16-bit 70 MIPS DSC 32KB | Microchip

The Microchip Technology DSPIC33EP32GS202T-I/SO is a 16-bit digital signal controller (DSC) from the dsPIC33EP GS-series for digital power applications, delivering 70 MIPS performance with 32KB of on-chip FLASH memory in a 28-pin SOIC (0.295 inch, 7.50mm width) surface-mount package, operating from 3V to 3.6V across -40C to +85C. A digital signal controller combines the compute architecture of a microcontroller with the mathematical throughput of a DSP. In the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it runs firmware, supervises communication, and executes the fast control loops (current-mode, voltage-mode, PFC) that switching power supplies and motor drives demand. Microchip positions the dsPIC33EP family squarely in this embedded control tier. Key features of the GS-series variant include a 70 MIPS dsPIC33E core, 32KB (32K x 8) FLASH program memory, and the high-resolution digital power peripherals that distinguish GS from GP parts, making it purpose-built for switch-mode power supply control. The device belongs to Microchip's Functional Safety (FuSa) supported dsPIC33EP lineup, easing IEC-oriented safety documentation for industrial products. Architecturally, the controller couples the 16-bit dsPIC CPU with DSP multiply-accumulate instructions, enabling single-cycle MAC operations used in digital loop compensation filters. The GS202 family data sheet (document DS70005208E) covers the dsPIC33EPXXGS202 family shared by this part. Typical applications include interleaved power factor correction (Microchip's 350W universal-input PFC reference design targets this controller family), digital SMPS and LLC power conversion, and digital lighting or motor-adjacent power control. The 28-SOIC package suits board-level power controllers where wave-solderable, hand-inspectable packages are preferred. Design consideration: budget the core regulator capacitor on the VCAP pin and decouple the 3.3V rail close to the supply pins; keep the high-frequency PWM routing away from the analog inputs used for current sensing. This page synthesizes distributor stock, pricing tiers, drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS502-E/2N

DSPIC33EP32GS502-E/2N - 32KB Flash, 70MIPS DSC | Microchip

The Microchip Technology DSPIC33EP32GS502-E/2N is a 16-bit Digital Signal Controller (DSC) with 32KB of Flash program memory, delivering up to 70 MIPS at 3.3V operation, housed in a 28-pin UQFN (6x6 mm) exposed-pad package rated for -40C to +125C automotive-grade extended temperature. A Digital Signal Controller combines the computational architecture of a digital signal processor with the peripheral integration and control features of a microcontroller. Within the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it executes single-cycle MAC/DSP instructions for real-time control loops while integrating ADCs, PWM peripherals, and communications blocks on one die. This makes the dsPIC33 family the de-facto building block for digitally controlled switch-mode power supplies. The GS variant is specifically optimized for digital power: it integrates a high-speed 12-bit ADC with multiple sample-and-hold circuits able to sample at up to 4 Msps, dedicated PWM peripherals with advanced modes (complementary outputs, dead-time insertion, fault protection), and an on-chip DAC for comparator-based current-limiting loops. These peripherals offload time-critical tasks from the CPU, enabling nested fast control loops at switching frequencies of hundreds of kHz. Architecturally, the dsPIC33EP core executes 16-bit RISC instructions with DSP extensions (40-bit accumulator, modulo and bit-reversed addressing) at 70 MIPS from a single 3.0V to 3.6V supply. The 32KB Flash supports self-programming, and RAM and interrupt latency figures suit deterministic control loops. Typical applications include AC-DC and DC-DC power supplies, power factor correction stages, LED drivers, solar micro-inverters, and battery chargers - anywhere high-frequency closed-loop control demands fast ADC sampling and precision PWM. Design consideration: the exposed pad of the UQFN package must be soldered to a ground plane for both thermal dissipation and electrical performance; do not leave it unconnected. This page consolidates distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, with prices as of 2026-09-25.

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DSPIC33EP32GS502-E/MM

DSPIC33EP32GS502-E/MM - 16-bit 70 MIPS DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS502-E/MM is a 16-bit Digital Signal Controller (DSC) from the dsPIC33EP GS family, engineered specifically for digital power applications. It executes up to 70 MIPS from 32KB (32K x 8) of Flash program memory and integrates interconnected high-speed PWM, high-speed ADC with Programmable Gain Amplifier (PGA), DAC and comparators in a 28-QFN-S (6x6 mm) exposed-pad package rated -40C to +125C. A Digital Signal Controller combines the computational throughput of a Digital Signal Processor (DSP) with the peripheral set and deterministic control of a microcontroller (MCU). Within the power-management hierarchy, a DSC such as the dsPIC33EP32GS502 replaces discrete analog control loops, closing voltage and current feedback digitally to achieve tighter regulation, programmable protection and software-defined topologies in Switched-Mode Power Supplies (SMPS). Key features include the interconnected high-speed PWM module with advanced switching modes (complementary, push-pull, phase-shifted, multi-phase) supporting dead-time insertion and fault handling; a high-speed 10-bit ADC with PGA enabling direct connection of low-amplitude current-shunt signals; on-chip comparators and DAC for hardware-based cycle-by-cycle current limiting; and DMA for low-overhead data transfer. Architecturally, the device belongs to the dsPIC33EP series (AEC-Q100 qualified, Functional Safety FuSa supported per DigiKey), built on a 16-bit modified Harvard core with DSP instructions (barrel shifter, MAC), operating from a 3.0V to 3.6V supply. The GS (digital power) variant distinguishes itself from the GP (general purpose) family through its power-specific analog and PWM interconnect fabric. Typical applications include SMPS digital power supplies, 350W interleaved Power Factor Correction (PFC) reference designs from Microchip, DC-DC converters, LED drivers, battery chargers, solar micro-inverters, and automotive power modules. Design consideration: use the exposed pad as the primary ground path on the PCB, and leverage the PGA to reduce external analog front-end cost; verify loop stability by sampling at PWM-frequency-synchronized rates. This page synthesizes distributor pricing, drop-in family alternatives, pin-level guidance and design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS502-E/MX

DSPIC33EP32GS502-E/MX - 16-bit 70MIPS DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS502-E/MX is a 16-bit Digital Signal Controller (DSC) from the dsPIC33EP family, delivering 70 MIPS core performance with 32KB of Flash program memory in a 28-pin UQFN (MX) package with exposed pad, and is AEC-Q100 qualified with an extended -40C to +125C operating temperature range. A Digital Signal Controller combines the computational architecture of a digital signal processor (DSP) with the peripheral integration and deterministic control of a microcontroller (MCU). In the power-management hierarchy, the dsPIC33EP GS series sits between general-purpose MCUs and dedicated digital power ASICs, providing a programmable, firmware-updatable solution for switch-mode power supplies (SMPS), power factor correction (PFC), and digital lighting control. Key differentiating features of the GS variant are its interconnected high-speed peripherals: a dedicated high-speed ADC subsystem with programmable gain amplifier (PGA), on-chip comparators, and a high-resolution PWM module designed for closed-loop digital power conversion. The DSP engine with 16 x 16 multiply and 32-bit accumulate operations supports control-loop mathematics at full core speed, while the peripheral interconnect (PTG-style triggering) allows ADC sampling and PWM updates without CPU intervention, minimizing control-loop latency. Architecturally, the device runs from a 3.3V supply, uses the enhanced dsPIC33E core pipeline for single-cycle MAC execution, and is supported by Microchip's MPLAB X IDE and XC16 compiler, plus the Motor Control and Digital Power development ecosystem, including interleaved PFC reference designs published by Microchip for the SMPS dsPIC family. Typical applications include digital AC-DC and DC-DC power supplies, active clamp and LLC converters, interleaved power factor correction stages, high-intensity LED lighting drivers, and battery charging systems, where the high-speed ADC-to-PWM loop timing directly determines transient response and efficiency. For design, budget the ADC sampling rate and PWM resolution together: the GS-series high-speed ADC and PWM can be clocked from a common dedicated time base, and mismatched loop timing is a common pitfall in first-revision SMPS boards. Use the exposed pad of the UQFN package as a low-inductance ground reference. This page synthesizes distributor stock data, drop-in family alternatives, application guidance, and procurement information not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS502-E/SO

DSPIC33EP32GS502-E/SO - 16-bit 60MIPS DSC 32KB | Microchip

The Microchip Technology DSPIC33EP32GS502-E/SO is a 16-bit Digital Signal Controller (DSC) delivering up to 60 MIPS from 32 KB (32K x 8) of FLASH program memory, housed in a 28-pin SOIC (SO) package with an extended -40C to +125C operating temperature range. It belongs to the dsPIC33EP GS (General Purpose, SMPS) family, purpose-built for digital power supplies and switch-mode power conversion. 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 DSC sits at the heart of a closed-loop SMPS system, replacing analog control loops with firmware-based digital control, enabling adaptive algorithms, soft-start profiles, and real-time telemetry in a single power management IC. Key features of the DSPIC33EP32GS502 include an interconnected high-speed PWM module designed for power conversion topologies, a high-speed analog-to-digital converter, on-chip DACs, programmable gain amplifiers (PGA), and analog comparators - the interconnected analog front end the manufacturer datasheet highlights as 'interconnected High-Speed PWM, ADC, PGA and Comparators.' The part also carries Microchip's Functional Safety (FuSa) support designation. Architecturally, the dsPIC33EP core executes an enhanced 16-bit instruction set with DSP multiply-accumulate instructions, allowing single-cycle MAC operations for control-law computation. Tight coupling between the ADC and PWM enables trigger-synchronized sampling at the midpoint of the switching period, minimizing control-loop latency in peak-current-mode or voltage-mode converters. Typical applications include AC-DC power supplies, power factor correction (PFC) stages, DC-DC converters, digital lighting ballasts, battery chargers, and solar micro-inverters. Microchip publishes an interleaved PFC reference design for this family. Design consideration: the -E temperature variant (-40C to +125C) makes this part suitable for automotive-adjacent and industrial environments; confirm decoupling and SOIC thermal pad copper area for high switching-frequency designs. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP32GS502-I/2N

DSPIC33EP32GS502-I/2N - 16-bit 70 MIPS DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS502-I/2N is a 16-bit digital signal controller (DSC) from the dsPIC33EP GS family, delivering 70 MIPS performance with 32KB of on-chip FLASH memory, a 3V to 3.6V supply range, and operation from -40C to +85C, housed in a 28-pin UQFN (6x6 mm) exposed-pad package. A digital signal controller combines the computing capabilities of a microcontroller with the signal-processing acceleration of a digital signal processor. Within the power-management hierarchy, the dsPIC DSC sits above general-purpose MCUs for control-loop-heavy tasks: it executes the fast PID and compensator math needed to close current and voltage loops inside switching power supplies, making it a cornerstone device class in digital switched-mode power supply (SMPS) design. Key features of the DSPIC33EP32GS502-I/2N include its 16-bit dsPIC33EP core clocked at up to 70 MIPS, 32KB (32K x 8) of FLASH program memory, a high-speed analog-to-digital converter tailored for power conversion sampling, and a DAC for comparator/reference duties. The GS series is Microchip's digital-power-optimized family, pairing fast ADC sampling with PWM peripherals designed for SMPS topologies such as buck, boost, LLC, and power factor correction stages. The part belongs to the Functional Safety (FuSa) qualified dsPIC 33EP series, supporting safety-conscious industrial designs. Architecturally, the device executes DSP-class instructions (MAC, divide) for control algorithms while retaining full PIC MCU peripheral compatibility. The exposed-pad UQFN-28 package improves thermal dissipation and gives short analog trace paths for the high-speed ADC inputs - important when sampling switch-node waveforms at hundreds of kilohertz. Typical applications include digital AC/DC and DC/DC power supplies, interleaved power factor correction (PFC), battery chargers, LED drivers, and digitally controlled lighting or telecom power stages. Microchip's own reference design uses the dsPIC33EP32GS502 family for an interleaved PFC application, demonstrating its fit in high-performance power conversion. When designing with this DSC, budget careful attention to ADC sampling timing versus PWM update rates - the whole point of the GS family is deterministic loop closure - and use the exposed thermal pad for ground return of the analog domain. This page synthesizes distributor pricing, drop-in same-family alternatives, practical design notes, and comparison data not found in the manufacturer datasheet alone.

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DSPIC33EP32GS502T-E/MX

DSPIC33EP32GS502T-E/MX - 16-bit 60MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP32GS502T-E/MX is a 16-bit digital signal controller (DSC) from the dsPIC33EP GS (digital power) family, delivering up to 70 MIPS-class performance (60 MIPS at 3.3V operation per the GS50x family), 32KB of Flash program memory, and a dedicated high-speed PWM module for digital power conversion, housed in a 28-pin UQFN (6x6 mm) exposed-pad package with extended temperature range. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and control peripherals of a microcontroller. Within the power-management hierarchy, the dsPIC33EP GS family sits between general-purpose MCUs and dedicated digital power ICs: it runs closed-loop control firmware for switch-mode power supplies, power factor correction stages, and motor drives, replacing analog control loops with software-defined control. Key differentiating features include the interconnected high-speed PWM module designed for power topologies such as buck, boost, half-bridge, and interleaved PFC; an ADC with programmable gain amplifier (PGA) and comparators that can trigger PWM updates without CPU intervention; and AEC-Q100 automotive qualification with an extended -40C to +125C operating range denoted by the E temperature suffix. Architecturally, the device uses the enhanced dsPIC33E 16-bit core with DSP instruction support (MAC, multiply-divide) for fast control-loop execution, plus DMA for autonomous data movement between the ADC and RAM. The GS family datasheet (document 70005127) describes the interconnected PWM, ADC, PGA, and comparator resources designed specifically for digital power applications. Typical applications include interleaved power factor correction (Microchip's 350W Interleaved PFC reference design uses this family), DC-DC converters, LED drivers, and AC-DC power supplies requiring software-controlled feedback loops. Design consideration: the 28-UQFN exposed pad must be soldered to a solid ground plane for thermal and electrical performance; follow the GS50x family datasheet layout guidance for the analog (AVDD/AVSS) supply filtering to preserve ADC accuracy. This page synthesizes distributor listings, drop-in same-package alternatives, and digital-power design notes not consolidated on the manufacturer product page.

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DSPIC33EP32GS502T-E/SO

DSPIC33EP32GS502T-E/SO - 16-bit 60 MIPs DSC 32KB | Microchip

The Microchip Technology DSPIC33EP32GS502T-E/SO is a 16-bit dsPIC33EP (GS series) Digital Signal Controller delivering 60 MIPS from 32KB (32K x 8) FLASH and 4KB RAM, housed in a 28-pin SOIC (7.50 mm width) surface-mount package. It operates from a 3V to 3.6V supply, offers 21 I/O pins, and is rated from -40C to +125C with AEC-Q100 automotive qualification and Functional Safety (FuSa) documentation support. A Digital Signal Controller (DSC) is a hybrid device class that merges the control-path familiarity of a general-purpose microcontroller with the arithmetic throughput of a digital signal processor. Within the power-management IC hierarchy, DSCs sit above simple analog controllers and alongside MCUs and DSPs, serving as the intelligent core of switching power supplies, motor drives, and digital power conversion systems. Key features include the 70 MIPS-class dsPIC33EP core running at 60 MHz (60 MIPs), on-chip high-speed PWM peripherals purpose-built for SMPS control, DSP engine instructions with barrel shifter support, boundary-scan (JTAG) debug, and multiple low-power modes. The GS (digital power) variant adds specialized analog and timing blocks tailored to power conversion loops. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with DSP multiply-accumulate instructions, enabling deterministic loop execution for current-mode and voltage-mode control. The E/SO temperature suffix and T (tape-and-reel) packing target automated assembly in industrial and automotive builds. Typical applications include interleaved power factor correction (Microchip's 350W universal-input interleaved PFC reference design targets this device family), LLC and buck/boost digital power supplies, BLDC/PMSM motor control, and digital lighting ballasts. Design tip: budget the 3.3V rail carefully - the device is specified at 3V to 3.6V only, and core voltage is internally regulated from VCAP, so decoupling and VCAP capacitance must follow the datasheet exactly. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP32GS502T-I/MM

DSPIC33EP32GS502T-I/MM - 70MIPS DSC, 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS502T-I/MM is a 16-bit digital signal controller (DSC) delivering 70 MIPS core performance with 32 KB of Flash program memory, housed in a 28-pin QFN-S (6x6 mm, MM) surface-mount package with exposed pad. It operates from a 3.0 V to 3.6 V supply and targets digital power conversion. A digital signal controller combines the computational throughput of a digital signal processor (DSP) with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management hierarchy, the dsPIC33EP GS family sits at the heart of digital switch-mode power supplies (SMPS), replacing analog control loops with firmware-executed control laws executed at high interrupt rates. Key features of the GS-series DSC include the 70 MIPS dsPIC33E core, high-resolution PWM modules purpose-built for power topologies, fast ADC sampling for current-loop feedback, and connectivity via I2C, SPI, UART/USART, IrDA, and LINbus. The 32 KB Flash accommodates full closed-loop control firmware plus communication stacks, while the industrial temperature grade (-40C to +85C, I-suffix) suits embedded power electronics. Architecturally, the device pairs a 16-bit modified Harvard core with DSP instruction support and zero-overhead loops, allowing deterministic execution of proportional-integral control loops. The Peripheral Trigger Generator coordinates ADC sampling with PWM events, minimizing loop latency - the critical metric in peak-current-mode and voltage-mode digital control. Typical applications include interleaved power factor correction (PFC) up to 350 W, semi-bridgeless PFC with ZVS full-bridge converters up to 750 W (per Microchip reference designs), digital AC-DC supplies, and motor control drives. The QFN-28 6x6 footprint keeps solutions compact for power-density-sensitive designs. Design consideration: route the exposed thermal pad to a solid ground plane and keep high dv/dt switch nodes away from the ADC reference pins to preserve current-sense accuracy. This page synthesizes distributor pricing, drop-in family alternatives, and practical digital-power design notes not found in the manufacturer datasheet, with pricing as of 2026-09-25.

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DSPIC33EP32GS504-E/ML

DSPIC33EP32GS504-E/ML - 60 MIPS 16-bit DSC 44-QFN | Microchip

The Microchip Technology DSPIC33EP32GS504-E/ML is a 16-bit Digital Signal Controller (DSC) delivering up to 60 MIPS performance, 32 KB (32K x 8) of Flash program memory, and integrated high-speed analog peripherals, housed in a 44-pin QFN (8x8 mm) surface-mount package. It belongs to the dsPIC33EP GS50X family purpose-built for digital power (SMPS) applications. A Digital Signal Controller combines the computational architecture of a microcontroller with DSP features such as single-cycle multiply-accumulate and hardware divide, making the dsPIC DSC category a middle tier between general-purpose MCUs and dedicated DSPs. Within the power-management hierarchy, it acts as the digital control engine that closes feedback loops for converters and supplies. Key features include a 16-bit dsPIC33EP core, high-speed 12-bit ADC with multiple sample-and-hold modules for simultaneous sampling, on-chip comparators and DACs dedicated to power-conversion feedback, PWM modules with advanced timing for SMPS topologies, and Functional Safety (FuSa) support per Microchip's product classification. The -E temperature suffix denotes extended operation from -40C to +125C, suiting harsh industrial environments. Technically, the GS series integrates peripherals such as the High-Speed PWM with fault protection, 3.3V operation, and in-circuit programming (ICSP) via the PGC/PGD pins. The 44-QFN exposed-pad package offers low inductance and good thermal performance for dense power boards. Typical applications include AC-DC and DC-DC digital power supplies, power factor correction (PFC) stages, LED drivers, and battery charging systems. Design consideration: allocate PWM/ADC peripheral pin mapping early, since the analog input multiplexing constrains which pins can sense feedback signals. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP32GS504-I/ML

DSPIC33EP32GS504-I/ML - 16-Bit 70 MIPS DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS504-I/ML is a 16-bit digital signal controller (DSC) from the dsPIC33EP32GS504 family for digital power applications, delivering 70 MIPS performance, 32KB (32K x 8) of Flash memory, and 4K x 8 of RAM in a 44-pin QFN (8x8 mm) package with exposed pad. It integrates an interconnected high-speed PWM module, high-speed 12-bit ADC, DAC, programmable gain amplifiers (PGA), and analog comparators tailored for switch-mode power supply control. A digital signal controller combines the computational throughput of a DSP core with the deterministic interrupt architecture and peripheral set of a microcontroller. Within the power-management hierarchy, the dsPIC33EP family occupies the role of the digital control loop engine in SMPS, PFC, and power-conversion systems, replacing analog control ICs where flexibility, adaptive algorithms, and communication are required. Key differentiating features include a 70 MIPS dsPIC33E core operating at 3.3V, seven high-resolution PWM channels with advanced timing for peak current mode control, a 12-bit ADC capable of sampling up to 4 Msps in specific configurations, and hardware support for functional safety (FuSa) development. The interconnected PWM-ADC-comparator fabric minimizes control-loop latency, a decisive parameter in digital power conversion where loop delay directly limits achievable bandwidth. The architecture couples a 16-bit modified Harvard core with DSP instructions (MAC, DSP multiply) executed in single cycle, plus an internal fast RC oscillator and PLL for clock generation. Operating temperature for the -I suffix is -40C to +85C (industrial), with supply voltage of 3.0V to 3.6V. Typical applications include AC-DC and DC-DC digital power supplies, power factor correction stages, solar micro-inverters, battery chargers, LED drivers, and embedded motor control. Microchip's 750W AC-DC reference design (semi-bridgeless PFC followed by peak-current-controlled ZVS full-bridge with digital slope compensation) is based on this family. Design consideration: budget PWM resolution against converter switching frequency - at 70 MIPS, effective PWM resolution degrades at very high switching frequencies, so verify step size per the family datasheet. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical digital-power design notes beyond what the manufacturer datasheet provides.

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DSPIC33EP32GS504-I/PT

DSPIC33EP32GS504-I/PT - 16-bit DSC 32KB 70MIPS | Microchip

The Microchip Technology DSPIC33EP32GS504-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS performance with 32KB of Flash memory, housed in a 44-pin TQFP (10x10 mm) package and rated for -40C to +85C industrial operation. It belongs to the dsPIC33EP GS series specifically optimized for digital power applications such as switched-mode power supplies (SMPS) and power factor correction. A Digital Signal Controller combines the computational throughput of a digital signal processor with the peripheral integration and control flexibility of a microcontroller. In the power-management hierarchy, the DSC sits at the center of a digital power conversion system, closing control loops that were traditionally implemented with analog compensation networks, enabling programmable, adaptive, and communications-ready power stages. The defining feature of the GS-series is its digital power peripheral set. The device integrates a high-speed PWM module with advanced modes suited to topologies such as interleaved boost, buck, half-bridge, and full-bridge converters, together with high-speed analog-to-digital conversion resources that allow control loops to be sampled and updated at switching frequency rates. According to Microchip product documentation, this controller is the basis for the Interleaved PFC reference design operating from a universal AC input and producing a single high-voltage DC output of up to 350W, which demonstrates the part's fitness for digital power designs. With 70 MIPS of 16-bit DSP-grade core throughput, the DSPIC33EP32GS504 executes single-cycle multiply-accumulate operations, making Proportional-Integral (PI), Proportional-Resonant, and predictive control algorithms practical at high loop bandwidths. The 32KB self-programming Flash supports field firmware updates, an important capability for grid-connected equipment requiring long service lives. Typical applications include interleaved power factor correction, digital AC-DC and DC-DC power supplies, solar micro-inverters, battery chargers, LED drivers, and telecom rectifiers. In each case, the combination of high-resolution PWM, fast ADC sampling, and DSP math replaces discrete analog control circuitry with a single programmable device. When designing with this part, budget loop latency carefully: ADC sampling, control computation, and PWM duty update must all complete within one switching period, so pay attention to interrupt priority and use the hardware DSP multiply-accumulate instructions rather than software emulation for the inner loop. This page adds value beyond the manufacturer datasheet by consolidating distributor pricing, same-package drop-in alternatives, application pairings, and practical design notes in a single citable reference.

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DSPIC33EP32GS504T-E/ML

DSPIC33EP32GS504T-E/ML - 16-bit 70MIPS DSC 32KB | Microchip

The Microchip Technology DSPIC33EP32GS504T-E/ML is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from 32 KB of Flash memory, optimized for digital power applications and housed in a 44-pin QFN (8x8 mm) exposed-pad package with extended -40C to +125C temperature support. A digital signal controller combines the computational throughput of a DSP core with the peripheral integration and control behavior of a microcontroller, occupying the middle of the hierarchy from MCU to DSC to standalone DSP. In power-conversion systems, the DSC replaces analog control loops with firmware-based compensators while keeping hardware peripherals deterministic. The dsPIC33EP GS series is Microchip's SMPS-focused family within the dsPIC33E line, purpose-built for switched-mode power supplies, power factor correction, and digital lighting. Key features include high-resolution PWM outputs with nanosecond edge resolution for precise switch timing, a fast 12-bit ADC able to sample multiple channels at rates aligned with switching frequencies of 100 kHz to 1 MHz, and 3.3 V operation. Multiple communication peripherals (UART, SPI, I2C) and general-purpose timers support system housekeeping alongside the control loop. Architecturally, the device pairs a 16-bit DSP engine with hardware multiply-accumulate, division support, and zero-overhead looping, allowing Proportional-Integral compensators and coordinate transforms to execute within a single switching period. The GS family adds SMPS-specific analog and PWM resources compared to the general-purpose GP variants of the same die family. Typical applications include interleaved power factor correction (Microchip's reference design achieves 350 W from universal AC input), LLC and buck DC-DC converters, digital LED drivers, and solar micro-inverter control. Design consideration: budget Flash carefully, as 32 KB must hold both the control loop and any communication/monitoring firmware; choose the 64 KB GS506 family member if headroom is tight. This page synthesizes distributor pricing, drop-in alternatives, design notes, and FAQs not found together on the manufacturer datasheet.

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DSPIC33EP32GS504T-I/ML

DSPIC33EP32GS504T-I/ML - 16-bit 70 MIPS DSC 32KB | Microchip

The Microchip DSPIC33EP32GS504T-I/ML is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 32KB (32K x 8) of FLASH program memory, housed in a 44-pin QFN (8x8 mm) exposed-pad package rated from -40C to +85C. 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, the dsPIC33EPXXGS50X family sits at the intersection of digital signal processors and SMPS control ICs, replacing analog control loops with high-resolution digital feedback for switch-mode power supplies. Key features include the interconnected high-speed PWM module designed for multi-loop digital power conversion, a high-speed 12-bit ADC with multiple sample-and-hold circuits, on-chip comparators and a programmable gain amplifier (PGA), plus I2C, SPI, IrDA, UART and USART serial interfaces. The device provides 35 I/O pins, brown-out detect/reset, power-on reset and a watchdog timer for robust standalone operation. Technically, the dsPIC33EP core executes an enhanced instruction set with DSP multiply-accumulate instructions, enabling tight control-loop execution at fixed intervals. According to the dsPIC33EPXXGS50X family datasheet (70005127d), the interconnected PWM, ADC and comparator blocks can trigger each other without CPU intervention, minimizing loop latency in peak-current-mode converters. Typical applications include interleaved power factor correction (PFC) up to 350W, 750W semi-bridgeless PFC plus ZVS full-bridge AC-DC converters, LLC resonant supplies, solar micro-inverters, and battery chargers, where deterministic digital control at high PWM resolution is required. Design consideration: the 3V-3.6V supply range requires a clean 3.3V rail; decouple VDD/VDDCORE per the datasheet and verify the 44-QFN exposed pad is well soldered to a ground plane for thermal and EMI performance. This page synthesizes verified distributor data, drop-in alternatives, pricing tiers, and digital-power design notes not found on the manufacturer product page alone.

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DSPIC33EP32GS202-I/SO - 16-bit DSC 70MIPS 32KB Flash | Microchip

DSPIC33EP32GS202-I/SS - 70MIPS 16-bit DSC 32KB Flash | Microchip

DSPIC33EP32GS202T-E/M6 - 16-bit DSC, 32KB Flash | Microchip

DSPIC33EP32GS202T-E/MM - 16-Bit DSC 32KB Flash 70MIPS | Microchip

DSPIC33EP32GS202T-E/MX - 16-bit 70 MIPS DSC 32KB | Microchip

DSPIC33EP32GS202T-E/SO - 16-bit DSC 32KB Flash 70MIPS | Microchip

DSPIC33EP32GS202T-E/SS - 16-bit DSC 32KB Flash 70MIPS | Microchip

DSPIC33EP32GS202T-I/M6 - 16-bit 70MIPS DSC 32KB Flash | Microchip

DSPIC33EP32GS202T-I/MM - 16-bit 70 MIPS Digital Power DSC | Microchip

DSPIC33EP32GS202T-I/MX - 70 MIPS Digital Power DSC | Microchip

DSPIC33EP32GS202T-I/SO - 16-bit 70 MIPS DSC 32KB | Microchip

DSPIC33EP32GS502-E/2N - 32KB Flash, 70MIPS DSC | Microchip

DSPIC33EP32GS502-E/MM - 16-bit 70 MIPS DSC 32KB Flash | Microchip

DSPIC33EP32GS502-E/MX - 16-bit 70MIPS DSC 32KB Flash | Microchip

DSPIC33EP32GS502-E/SO - 16-bit 60MIPS DSC 32KB | Microchip

DSPIC33EP32GS502-I/2N - 16-bit 70 MIPS DSC 32KB Flash | Microchip

DSPIC33EP32GS502T-E/MX - 16-bit 60MIPS Digital Power DSC | Microchip

DSPIC33EP32GS502T-E/SO - 16-bit 60 MIPs DSC 32KB | Microchip

DSPIC33EP32GS502T-I/MM - 70MIPS DSC, 32KB Flash | Microchip

DSPIC33EP32GS504-E/ML - 60 MIPS 16-bit DSC 44-QFN | Microchip

DSPIC33EP32GS504-I/ML - 16-Bit 70 MIPS DSC 32KB Flash | Microchip

DSPIC33EP32GS504-I/PT - 16-bit DSC 32KB 70MIPS | Microchip

DSPIC33EP32GS504T-E/ML - 16-bit 70MIPS DSC 32KB | Microchip

DSPIC33EP32GS504T-I/ML - 16-bit 70 MIPS DSC 32KB | Microchip