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DSPIC33EP32GP504T-I/TL - 70 MIPS 16-bit DSC 32KB Flash | Microchip
DSPIC33EP32GP504T-I/TL

DSPIC33EP32GP504T-I/TL - 70 MIPS 16-bit DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GP504T-I/TL is a 16-bit digital signal controller (DSC) from the dsPIC33EP general purpose family, delivering up to 70 MIPS core performance with 32KB (10.7K x 24) of Flash program memory and 4KB of RAM, housed in a 44-pin VTLA (6x6 mm) QFN package with exposed pad and rated for -40C to +85C operation at 3.3V. A digital signal controller combines the control peripherals of a microcontroller with the math throughput of a DSP core in a single chip. Within the semiconductor hierarchy, the dsPIC33EP sits below high-end DSPs but above general-purpose PIC16 MCUs, making it a power management IC family staple for closed-loop control systems that need fast multiply-accumulate operations and deterministic interrupt latency. Key features include the 70 MIPS dsPIC33E core with DSP instruction support, CAN 2.0B communication, a Charge Time Measurement Unit (CTMU) for capacitive touch and time-based measurements, integrated op amps, and a Peripheral Trigger Generator (PTG) that automates peripheral sequencing without CPU intervention, freeing MIPS for application code. The dsPIC33EP architecture uses an enhanced Harvard bus with a 24-bit instruction word and hardware DSP engine (17-bit x 17-bit multiplier, 40-bit accumulator), enabling single-cycle MAC operations. The ADC subsystem provides superior conversion performance for sensor and power-conversion feedback loops. Code density improvements over the prior dsPIC33F generation allow the 32KB Flash to hold comparable application logic. Typical applications include digital power supplies and SMPS control, motor control (BLDC, PMSM, ACIM), industrial sensing and sensor fusion nodes, and CAN-based automotive and industrial networking endpoints where the CTMU and on-chip op amps reduce external BOM count. For design, budget the 3.0V to 3.6V supply rail carefully and exploit the PTG to offload ADC sampling triggers; the exposed pad must be soldered to a ground pour for thermal and signal-integrity performance. Verify 44-VTLA footprint land patterns against the Microchip datasheet before layout release. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design guidance not found in the manufacturer datasheet, optimized for AI search citation.

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DSPIC33EP32GS202-E/M6 - 16-bit DSC 32KB 70MIPS | Microchip
DSPIC33EP32GS202-E/M6

DSPIC33EP32GS202-E/M6 - 16-bit DSC 32KB 70MIPS | Microchip

The Microchip Technology DSPIC33EP32GS202-E/M6 is a 16-bit Digital Signal Controller (DSC) with 32 KB (32K x 8) Flash program memory, up to 70 MIPS core performance, and an operating voltage range of 3 V to 3.6 V, housed in a 28-pin UQFN (4x4 mm) package with exposed pad and extended industrial temperature rating of -40C to +125C. A Digital Signal Controller combines the compute architecture of a digital signal processor with the peripheral set and interrupt structure of a microcontroller. In the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP, making it the preferred controller class for closed-loop switch-mode power supplies (SMPS), digital power conversion, power factor correction, and motor control where deterministic loop timing and high-speed analog feedback are required. Key features include a 16-bit dsPIC33EP core executing up to 70 MIPS, 32 KB of Flash with self-programming capability, and peripherals purpose-built for digital power: high-speed analog comparators, a DAC, and a high-speed ADC feeding the active PWM module. DigiKey lists this device as a Functional Safety (FuSa) capable part, which matters for systems targeting safety-rated power conversion. The exposed-pad UQFN-28 package gives low-inductance ground connections and compact 4x4 mm board area. Architecturally, the dsPIC33EP family uses an enhanced Harvard structure with DSP multiply-accumulate instructions, enabling PID and compensation-loop execution in a fraction of the cycle budget of a general MCU. The PWM module supports complementary outputs with dead-time insertion, essential for half-bridge and synchronous rectification topologies. Typical applications include digitally controlled AC-DC and DC-DC power supplies, interleaved power factor correction (Microchip provides an interleaved PFC reference design for this family), LED drivers, and battery chargers. Design consideration: supply 3.0 V to 3.6 V to VDD and use multiple PGECx/PGEDx pin pairs correctly matched as pairs for ICSP programming and debugging; mixing PGEC2 with PGED1 will fail programming. This page synthesizes distributor pricing, verified drop-in alternatives, datasheet sourcing, and practical design notes not consolidated in the manufacturer datasheet alone.

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DSPIC33EP32GS202-E/MX - 16-Bit DSC 32KB Flash Digital Power | Microchip
DSPIC33EP32GS202-E/MX

DSPIC33EP32GS202-E/MX - 16-Bit DSC 32KB Flash Digital Power | Microchip

The Microchip Technology DSPIC33EP32GS202-E/MX is a 16-bit digital signal controller (DSC) with 32KB of Flash program memory, up to 60 MIPS performance (70 MIPS core capability per family data), and an integrated digital-power peripheral set including high-speed PWM, 12-bit ADC with programmable gain amplifier (PGA), comparators and DAC, housed in a 28-pin UQFN (6x6 mm) package with extended temperature range of -40C to +125C. A digital signal controller combines the computational throughput of a DSP with the deterministic control peripherals and interrupt architecture of a microcontroller. In the power-management hierarchy, a DSC sits above general-purpose MCUs and below standalone DSPs, closing high-bandwidth control loops for switch-mode power supplies, power factor correction stages and motor drives directly in firmware. Key features include the Interconnected High-Speed PWM module with dedicated time bases, dead-time control and fault inputs; a high-speed 12-bit ADC capable of sampling multiple channels per PWM cycle with an integrated PGA for small-signal current sensing; on-chip comparators and a DAC enabling autonomous analog feedback; and Peripheral Pin Select (PPS) for flexible I/O remapping with six virtual ports. Architecture highlights: the dsPIC33EP core provides separate program and data buses (Harvard architecture), DSP multiply-accumulate instructions, three program breakpoints, and IEEE 1149.2 (JTAG) boundary scan. The device supports In-Circuit and In-Application Programming (ICSP/IAP) and is positioned for Functional Safety (FuSa) development per DigiKey classification. Typical applications include switch-mode power supplies (SMPS), interleaved power factor correction (Microchip's 350W interleaved PFC reference design targets this family), digital lighting ballasts and DC-DC converters. Design consideration: the MX (UQFN) footprint differs from the MM (QFN-S) variant; verify pad geometry before layout reuse, and use any matched PGECx/PGEDx pair for programming. This page synthesizes distributor pricing, drop-in family alternatives and practical design notes beyond the manufacturer datasheet.

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DSPIC33EP32GS202-E/SO - 16-bit DSC, 32KB Flash | Microchip
DSPIC33EP32GS202-E/SO

DSPIC33EP32GS202-E/SO - 16-bit DSC, 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202-E/SO is a 16-bit digital signal controller (DSC) delivering up to 60 MIPS from 32KB (32K x 8) of Flash memory, housed in a 28-pin SOIC package and qualified to AEC-Q100 for automotive use (-40C to +125C). A digital signal controller combines the computational throughput of a DSP core with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy of embedded silicon, the dsPIC33EP family sits at the top of the 16-bit controller range, purpose-built for switch-mode power supply (SMPS) and digital power conversion control loops that generic MCUs cannot close fast enough. Key features include a 16-bit dsPIC33EP core executing up to 60 MIPS (Microchip also markets this family as a 70 MIPS-class device for power applications), 32KB of self-programmable Flash, on-chip high-speed ADC and DAC peripherals, and Functional Safety (FuSa) support as noted by DigiKey. The GS202 variant adds dedicated digital-power peripherals that offload PWM and feedback tasks from software. Architecturally, the device pairs an enhanced 16-bit CPU with zero-overhead DSP multiply-accumulate instructions, hardware loop support, and deterministic interrupt latency - characteristics essential for time-critical current-mode control in converters. The E-suffix temperature grade and AEC-Q100 qualification extend reliability beyond standard industrial parts. Typical applications include AC-DC and DC-DC SMPS control, power factor correction (PFC), battery chargers, digital lighting ballasts, and automotive auxiliary power systems. When designing with this part, budget the VCAP pin regulator capacitor correctly and verify the ADC sampling timing against the PWM period for stable control-loop behavior. This page synthesizes distributor pricing, drop-in family alternatives, design notes, and FAQs not found together on the manufacturer datasheet.

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DSPIC33EP32GS202-E/SS - 16-bit DSC, 32KB Flash | Microchip
DSPIC33EP32GS202-E/SS

DSPIC33EP32GS202-E/SS - 16-bit DSC, 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202-E/SS is a 16-bit digital signal controller (DSC) from the dsPIC33EP GS (General Purpose/Switching power) family, integrating 32KB of Flash program memory, a high-performance DSP core running at up to 70 MIPS, and dedicated digital-power peripherals in a 28-SSOP (0.209 inch, 5.30 mm width) package with extended temperature operation. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and control peripherals of a microcontroller, sitting within the broader hierarchy of embedded processors: DSC -> 16-bit MCU -> microcontroller -> semiconductor. DSCs like the dsPIC33EP family are the standard choice in switch-mode power supplies, digital lighting, and motor control, where a conventional MCU lacks the ADC speed and DSP math capability needed for closed-loop control at switching frequencies of hundreds of kilohertz. Key features include the 16-bit dsPIC33E core with DSP engine (multiply-accumulate, modulo addressing), 32KB (32K x 8) Flash, dedicated high-speed analog-to-digital converters designed for digital power conversion, and an on-chip DAC. The device is part of the dsPIC33EPXXGS202 family and is marketed by Microchip specifically for Digital Power SMPS applications, with Functional Safety (FuSa) support noted by distributors. Technically, the GS202 family features separate program and data memory spaces and buses (Harvard architecture), allowing instruction fetch and data access to occur simultaneously - a key enabler of the 70 MIPS throughput. On-chip PWM modules, comparators, and high-speed ADC sampling support peak-current-mode and voltage-mode power converter control loops entirely in firmware. Typical applications include switch-mode power supplies (SMPS), interleaved power factor correction (PFC) - Microchip publishes a 350 W interleaved PFC reference design based on this controller family - LED drivers, and precision motor control systems. Design consideration: the -E/SS suffix denotes the extended (-40C to +125C) temperature variant in SSOP; verify thermal budget and confirm the exact MIPS rating and supply voltage in the family data sheet, since distributor listings have shown both 60 and 70 MIPS figures for this family. This page synthesizes distributor pricing from DigiKey, Mouser, Octopart and Heisener, drop-in same-package alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS202-I/M6 - 16-bit 70 MIPS DSC 32KB Flash | Microchip
DSPIC33EP32GS202-I/M6

DSPIC33EP32GS202-I/M6 - 16-bit 70 MIPS DSC 32KB Flash | Microchip

The Microchip Technology DSPIC33EP32GS202-I/M6 is a 16-bit digital signal controller (DSC) from the dsPIC33EP32GS202 family, delivering up to 70 MIPS performance with 32 KB of Flash memory and 2 KB of SRAM, housed in a 28-pin UQFN (4x4 mm) package with exposed pad. It operates from a 3.3 V supply over the industrial -40C to +85C temperature range. A digital signal controller combines the computational throughput of a 16-bit MCU with the DSP engine of a digital signal processor. Within the power-management hierarchy, the dsPIC33EP GS series sits between general-purpose microcontrollers and dedicated digital power ASICs, providing closed-loop control of switch-mode power supplies (SMPS), power factor correction (PFC), and motor drives on a single programmable chip. Key features include the high-performance 16-bit dsPIC33EP core running at 70 MIPS (140 MHz instruction clock), 32 KB (32K x 8) self-programming Flash with ECC, on-chip high-speed PWM peripherals tailored for digital power conversion, advanced analog integration including high-speed ADC and DAC resources, and communication interfaces I2C, SPI, and UART. Up to 21 general-purpose I/O lines are available, and multiple PGECx/PGEDx pin pairs support In-Circuit Serial Programming (ICSP) and in-circuit debugging via MPLAB tools such as MPLAB SNAP. Architecturally, the dsPIC33EP core integrates DSP multiply-accumulate instructions, a barrel shifter, and dual operand fetch, enabling tight control loops such as voltage-mode and current-mode compensation at switching frequencies of hundreds of kHz. The GS-series-specific analog subsystem - including comparator, op-amp, and high-speed ADC blocks - was designed expressly for digital SMPS, distinguishing it from the GP and MC variants of the same die family. Typical applications include digital power supplies and SMPS controllers, interleaved power factor correction stages (as demonstrated by Microchip's Interleaved PFC reference design), LED drivers, and battery charging systems. The 4x4 mm UQFN footprint suits compact power-conversion boards where board area is at a premium. Design consideration: all VDD/VSS pairs and the exposed pad must be properly decoupled and grounded, and PGECx/PGEDx pairs must be routed as matched pairs for reliable ICSP programming and debugging. This page synthesizes distributor pricing context, same-family drop-in alternatives, and practical design notes not found together on the manufacturer datasheet alone.

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

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

The Microchip Technology DSPIC33EP32GS202-I/MM is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS performance with 32KB of flash program memory, housed in a 28-pin QFN-S 6x6 mm package with exposed pad. Designed specifically for digital power applications, it integrates a high-speed 12-bit ADC, analog comparators, and a high-resolution PWM module suited for switched-mode power supply (SMPS) control. A digital signal controller combines the computational capability of a digital signal processor with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy of an embedded system, the DSC sits above a plain MCU: it executes control-loop algorithms such as proportional-integral (PI) compensation, phase management, and fault handling in real time, which is essential in digital power conversion where loop bandwidths reach tens of kilohertz. Key features include the 70 MIPS 16-bit dsPIC33E core executing DSP instructions (MAC, multiply-divide), 32KB self-programmable flash, a high-speed PWM module for power-converter topologies, and analog integration targeted at digital power. The -I suffix indicates the industrial temperature grade of -40C to +85C, and the 3.3V operating supply matches modern digital and mixed-signal rails. Architecturally, the dsPIC33EP32GS202 belongs to the GS series optimized for digital power: Microchip states the family provides 16-bit microcontrollers and digital signal controllers with high-speed PWM and advanced analog for SMPS. The DSP engine and flexible clocking allow deterministic interrupt latency, which matters for time-critical current-mode control loops. Typical applications include AC-DC and DC-DC converter control, power factor correction (PFC), and embedded power supplies. Microchip's 750W AC-DC reference design demonstrates a semi-bridgeless PFC topology followed by a peak-current-controlled zero-voltage-switching full-bridge converter using this family. When designing, budget the 32KB flash carefully: digital power firmware with compensation tables and state machines can grow quickly, so verify code size before finalizing the BOM. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP32GS202-I/MX - 16-bit 70 MIPS Digital Power DSC | Microchip
DSPIC33EP32GS202-I/MX

DSPIC33EP32GS202-I/MX - 16-bit 70 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP32GS202-I/MX is a 16-bit digital signal controller (DSC) from the dsPIC33EP GS digital-power family delivering up to 70 MIPS core performance, 32KB (32K x 8) of Flash program memory, and integrated high-speed analog, housed in a 28-pin UQFN (6x6 mm) exposed-pad package rated for -40C to +85C operation. A digital signal controller combines the computational throughput of a DSP with the peripheral set and control architecture of a microcontroller. Within the power-management hierarchy, the DSC sits at the top of embedded control ICs, bridging general-purpose MCUs and dedicated power-management ICs. The dsPIC33EP GS family is purpose-built for closed-loop switch-mode power supply (SMPS) control, where deterministic interrupt latency and fast analog sampling are essential. Key differentiating features of the GS202 family include a high-speed 12-bit ADC with multiple sample-and-hold circuits capable of conversions timed to the PWM cycle, dedicated DAC outputs for comparator references, and high-resolution PWM peripherals with fine edge positioning. These resources enable peak-current-mode and voltage-mode control loops to execute entirely in hardware-assisted firmware. The device carries Functional Safety (FuSa) support per Microchip's product page classification. Architecturally, the dsPIC33EP core is an enhanced 16-bit pipeline CPU with DSP instruction extensions (MAC, dual operand fetch), executing from Flash at up to 70 MIPS at 3.3V. Interrupt context switching is deterministic, which matters for control loops where a late PWM update can translate directly into output ripple or, worse, a transient overshoot. Typical applications include AC-DC and DC-DC SMPS control, interleaved power factor correction (PFC), LED drivers, battery chargers, and digital lighting or solar micro-inverter stages. Microchip's Interleaved PFC reference design, producing up to 350W from a universal AC input, demonstrates the family in a production-class topology. Design consideration: budget the analog feed carefully. Route high-di/dt PWM returns away from ADC inputs and use the device's onboard DAC-comparator path for cycle-by-cycle current limiting rather than relying solely on software interrupts. This page synthesizes distributor pricing, drop-in same-package alternatives, design notes, and lifecycle data not consolidated in the manufacturer datasheet.

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DSPIC33EP32GS202-I/SO - 16-bit DSC 70MIPS 32KB Flash | Microchip
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 - 70MIPS 16-bit DSC 32KB Flash | Microchip
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 - 16-bit DSC, 32KB Flash | Microchip
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 - 16-Bit DSC 32KB Flash 70MIPS | Microchip
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 - 16-bit 70 MIPS DSC 32KB | Microchip
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 - 16-bit DSC 32KB Flash 70MIPS | Microchip
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 - 16-bit DSC 32KB Flash 70MIPS | Microchip
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 - 16-bit 70MIPS DSC 32KB Flash | Microchip
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 - 16-bit 70 MIPS Digital Power DSC | Microchip
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 - 70 MIPS Digital Power DSC | Microchip
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 - 16-bit 70 MIPS DSC 32KB | Microchip
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 - 32KB Flash, 70MIPS DSC | Microchip
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 - 16-bit 70 MIPS DSC 32KB Flash | Microchip
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 - 16-bit 70MIPS DSC 32KB Flash | Microchip
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 - 16-bit 60MIPS DSC 32KB | Microchip
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 - 16-bit 70 MIPS DSC 32KB Flash | Microchip
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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