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DSPIC33EP128MU506T-I/MR

DSPIC33EP128MU506T-I/MR - 16-bit 70 MIPS DSC 128KB USB | Microchip

The Microchip Technology DSPIC33EP128MU506T-I/MR is a 16-bit digital signal controller (DSC) from the dsPIC33EP family, delivering 70 MIPS performance with 128 KB (43K x 24) of Flash program memory and integrated full-speed USB OTG, housed in a 64-pin VQFN (9x9 mm) surface-mount package. A digital signal controller combines the computational architecture of a microcontroller with the math acceleration of a DSP, sitting in the system hierarchy between general-purpose MCUs and dedicated DSPs. The dsPIC33EP family pairs a 16-bit pipelined core with DSP instructions, an on-chip regulator, and rich analog and communication peripherals, making it a power-management-oriented single-chip solution. Key features include the 70 MIPS dsPIC33E core, 128 KB Flash and up to 32 KB of on-chip RAM for USB buffering and control, full-speed USB 2.0 OTG, multiple UART/SPI/I2C ports with PPS (Peripheral Pin Select) remapping, high-speed PWM, and an internal oscillator. The industrial temperature grade (-40C to +85C) suits harsh environments. Architecturally, the MU-series emphasizes connectivity: USB OTG operates in host, device, or dual-role modes, while the DMA controller and 16-channel PPS enable flexible pin assignment without external glue logic. The 3.0V to 3.6V supply is handled by an integrated regulator, simplifying power-tree design. Typical applications include USB-connected industrial instruments, motor control panels with USB commissioning ports, and audio or data-logging peripherals. Design consideration: budget Flash endurance and USB compliance testing early; the VQFN-64 thermal pad requires a solid ground pour. This page synthesizes distributor stock data, same-family drop-in alternatives, and design notes beyond the manufacturer datasheet.

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DSPIC33EP128MU506T-I/PT

DSPIC33EP128MU506T-I/PT - 16-bit DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU506T-I/PT is a 16-bit digital signal controller (DSC) from the dsPIC33EP family with 128 KB of flash program memory, delivered in a 64-pin TQFP (PT) surface-mount package with industrial temperature rating (-40C to +85C). The device integrates a 16-bit dsPIC33E DSP core, USB On-The-Go (OTG) capability, and multiple serial communications peripherals, making it a strong fit for embedded control with USB connectivity. A digital signal controller combines the architecture of a microcontroller (flash memory, general-purpose I/O, timers) with the numeric processing capability of a digital signal processor (hardware multiply-accumulate, DSP instruction set, high-throughput core). In the power-management hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP: it runs real-time control loops (motor FOC, digital power conversion) while simultaneously managing communication, USB enumeration, and system supervision in a single chip. Key features of the MU506 variant include the 128 KB self-programmable flash array, an integrated full-speed USB 2.0 OTG peripheral (a defining feature of the MU subfamily versus the MC variant), multiple UART, SPI, and I2C modules, PWM output-compare channels, an ADC block, and In-Circuit Serial Programming (ICSP) support for field updates. The 'T' suffix denotes tape-and-reel packaging for automated assembly; 'I' denotes the industrial temperature range. The dsPIC33E core is built around a modified Harvard architecture with a 16-bit data path, supporting 16 x 16 multiply and DSP MAC operations suited to control-law computation. Peripheral trigger-based DMA paths offload data movement from the CPU, which is important in motor control and USB streaming applications where interrupt latency must remain deterministic. Typical applications include USB-connected industrial instruments, digital power supplies and battery chargers, brushless DC and PMSM motor controllers, and general-purpose sensing nodes that must report data over USB. The combination of a DSP-capable core and native USB distinguishes it from PIC16-class controllers. Design consideration: flash size is fixed at 128 KB and cannot be extended, so headroom for firmware growth, USB stacks, and bootloaders should be budgeted at design time; if more memory is needed, pin-compatible DS33EP256MU506 variants in the same TQFP-64 footprint double the flash. This page synthesizes distributor availability data, drop-in alternative options, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS202-E/M6

DSPIC33EP16GS202-E/M6 - 16-Bit DSC, 16KB Flash, 70 MIPS | Microchip

The Microchip Technology DSPIC33EP16GS202-E/M6 is a 16-bit digital signal controller (DSC) from the dsPIC33EP16GS202 family for digital power applications, featuring 16KB of Flash program memory, an operating speed of up to 70 MIPS, and an extended temperature range of -40C to +125C in a 28-pin UQFN (4x4 mm) exposed-pad package (package code M6). A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic control behavior of a microcontroller. Within the power-management hierarchy, a DSC sits at the heart of closed-loop switched-mode power supplies (SMPS), replacing analog control loops with firmware-based compensators, PWM generation, and high-speed feedback sampling. Key features include the interconnected high-speed PWM module with advanced edge and center-aligned modes, complementary outputs, dead-time insertion, and fault protection that are purpose-built for power conversion topologies such as buck, boost, LLC, and power factor correction. The device integrates a high-speed ADC with multiple sample-and-hold circuits and an on-chip DAC plus analog comparators, enabling extremely short conversion-to-response latency inside a single switching cycle. Peripheral Pin Select (PPS) allows flexible remapping of digital functions, and support for In-Circuit Serial Programming (ICSP) and IEEE 1149.2 compatible JTAG boundary scan simplifies development and production test. Technically, the dsPIC33EP core executes an enhanced instruction set with DSP-oriented features including a barrel shifter, dual fetch, and single-cycle MAC operations, all clocked from an internal PLL that reaches the maximum core frequency from an economical external crystal. The core operates from a single 3.0V to 3.6V supply (nominal 3.3V). According to Microchip product data, the dsPIC33EP16GS202 is in production and the E-suffix variant is suited to harsh ambient environments; distributor listings also note AEC-Q100 automotive qualification for the family. Typical applications include interleaved power factor correction (as demonstrated in Microchip's Interleaved PFC reference design for SMPS dsPIC DSCs), digital AC-DC and DC-DC converters, LED drivers, and battery chargers, where cycle-accurate PWM plus fast ADC feedback determines loop bandwidth and transient response. A key design consideration: the exposed pad of the UQFN-28 package must be soldered to a grounded copper pour to achieve the rated thermal performance at +125C ambient operation. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet. Pricing is shown as of 2026-09-24.

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DSPIC33EP16GS202-E/MM

DSPIC33EP16GS202-E/MM - 16-Bit 60MIPS DSC | Microchip

The Microchip Technology DSPIC33EP16GS202-E/MM is a 16-bit digital signal controller (DSC) delivering up to 60 MIPS from 16 KB (16K x 8) of Flash program memory, housed in a 28-pin QFN-S (6x6 mm) package with exposed pad and rated from -40C to +125C. A digital signal controller combines the computational architecture of a digital signal processor (DSP) with the peripheral set and ease of use of a microcontroller (MCU). Within the power-management hierarchy, a DSC sits above a general-purpose MCU in math throughput, making it a common choice as the control IC in switch-mode power supplies (SMPS), power factor correction stages, and closed-loop digital control systems. Key features of this GS-series part include the dsPIC33EP core with DSP engine, an on-chip high-speed 12-bit ADC tailored for power-conversion feedback loops, a DAC, multiple PWM (Power PWM) modules for switcher control, and AEC-Q100 qualification for automotive environments. The device operates from a 3.3 V supply, and the family data sheet (DS70005208E, 344 pages) documents the separate program and data memory spaces and buses that underpin the 16-bit architecture. Technically, the dsPIC33EPXXGS202 family targets digital power applications: fast ADC sampling synchronized to PWM events enables current-mode control at switching frequencies typical of modern SMPS designs, while hardware DSP multiply-accumulate instructions offload loop-filter arithmetic from software. The exposed-pad QFN package provides low-inductance grounding, important for noisy power electronics. Typical applications include AC-DC and DC-DC power supplies, interleaved power factor correction (PFC) - Microchip publishes an Interleaved PFC reference design for this controller producing up to 350 W from universal input - LED drivers, and automotive auxiliary power systems. A key design consideration is thermal: in extended-temperature (-40C to +125C) designs, verify junction temperature using the exposed pad, which must be soldered to a grounded copper pour for reliable heat transfer. This page synthesizes distributor pricing, drop-in alternatives, design notes, and application guidance not found in the manufacturer datasheet alone, adding value for sourcing and design engineers.

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DSPIC33EP16GS202-E/MX

DSPIC33EP16GS202-E/MX - 16-Bit 60 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS202-E/MX is a 16-bit digital signal controller (DSC) delivering up to 60 MIPS performance with 16KB of Flash program memory, supplied at 3.3V and housed in a 28-pin UQFN (6x6 mm) package with exposed pad. It is AEC-Q100 qualified and rated for the extended -40C to +125C temperature range. A digital signal controller combines the computational throughput of a DSP core with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy, a DSC sits above a general-purpose MCU for control-loop tasks: it closes fast feedback loops in switch-mode power supplies where a standard MCU would be too slow, making the dsPIC33EPXXGS202 family a dedicated platform for digital power conversion. Key features of the GS202 family include a high-speed 16-bit CPU executing DSP instructions, dedicated high-resolution PWM peripherals for switch-mode power conversion, a high-speed ADC pipeline for current- and voltage-loop sampling, on-chip DAC channels, and Functional Safety (FuSa) support as classified by distributors. The exposed-pad UQFN package provides low-inductance ground return and good thermal performance for dense power electronics layouts. Architecturally, the dsPIC33E core uses separate program and data memory spaces and buses, per the Microchip dsPIC33EPXXGS202 Family Data Sheet (DS70005208E), enabling simultaneous instruction fetch and data access that sustains deterministic control-loop timing. Deterministic interrupt latency is a core requirement when sampling inductor current at switching frequency rates. Typical applications include AC-DC and DC-DC switch-mode power supplies, AC-DC converters with power factor correction, and general digital power-conversion systems; Microchip's Interleaved PFC reference design (universal input, up to 350W DC output) is built on this controller family. Design consideration: Flash density of 16KB requires careful code budgeting in C; if control-law code grows, the pin-compatible DSPIC33EP32GS202 in the same family doubles memory without a PCB change. This page synthesizes distributor data, drop-in alternatives, and design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP16GS202-E/SS

DSPIC33EP16GS202-E/SS - 16-Bit 70MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS202-E/SS is a 16-bit Digital Signal Controller (DSC) delivering up to 70 MIPS from 16 KB of Flash program memory, housed in a 28-pin SSOP package with an extended -40C to +125C operating temperature range. A Digital Signal Controller combines the compute architecture of a digital signal processor (DSP) with the peripherals and ease of use of a microcontroller (MCU). In the power-management hierarchy, the dsPIC33EP16GS202 sits above general-purpose MCUs by adding DSP engine instructions, a barrel shifter, and dedicated digital-power peripherals, making it a single-chip replacement for discrete analog power-supply control loops. Key features include the Interconnected High-Speed PWM module designed for switching power supplies, a high-speed ADC for fast feedback sampling, an on-chip DAC, analog comparators, and a Programmable Gain Amplifier (PGA). The device operates from a 3.0V to 3.6V supply (nominal 3.3V) and supports In-Circuit Serial Programming (ICSP) via any PGECx/PGEDx pin pair. Architecturally, the dsPIC33E core features separate program and data memory spaces and buses (Harvard architecture), a 16-bit program memory width, and DSP multiply-accumulate capability, enabling deterministic control-loop execution for peak-current-mode and voltage-mode converters. Typical applications include switched-mode power supply (SMPS) control, power factor correction (PFC) stages, digital LED drivers, and hashboard/supervisor control in computing hardware, where the part is widely used as the primary control MCU. Design consideration: use MPLAB X with the PICkit or SNAP programmer, and always pair PGEC and PGED pins as a matched pair for ICSP. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS202-I/M6

DSPIC33EP16GS202-I/M6 - 70 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS202-I/M6 is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS (140 MHz internal clock) with 16 KB of Flash program memory, housed in a 28-pin UQFN (4x4 mm) package with exposed pad. A digital signal controller combines the computational throughput of a DSP core with the peripheral integration and deterministic interrupt handling of a microcontroller. In the power-management hierarchy, the dsPIC33EP16GS202 sits in Microchip's digital-power-optimized dsPIC33EP GS family: MCU/DSC -> digital signal controller -> power conversion controller -> embedded control semiconductor. This makes it a purpose-built replacement for analog loop controllers in switched-mode power conversion. Key features include an interconnected high-speed PWM module purpose-built for power-supply topologies, a high-speed 12-bit ADC with sample rates suited to current-loop control, on-chip comparators, a programmable gain amplifier (PGA), and on-chip DAC references. Connectivity covers I2C, SPI, and UART, with 21 general-purpose I/O. The device operates from a 3.0V to 3.6V single supply and is rated from -40C to +85C. Architecturally, the 16-bit Harvard core with DSP instruction extensions executes MAC and other multiply-accumulate operations in a single cycle, enabling execution of Proportional-Integral-Derivative (PID) compensation loops at switching frequencies in the hundreds of kilohertz. The interconnected PWM supports phase-shifted, complementary, and current-mode topologies with fast analog comparators wired directly to PWM fault inputs for cycle-by-cycle current limiting. Typical applications include switch-mode power supplies (SMPS), interleaved power factor correction (PFC), digital LED drivers, and solar/battery charger power stages. Per Microchip's product page, the part is In Production and targeted at Digital Power SMPS with High Speed ADC and DAC support. Design consideration: use any matched PGECx/PGEDx pair for ICSP programming; for example, if PGEC2 is used for ICSPCLK, ICSPDAT must use PGED2. This page synthesizes distributor listings, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS202-I/SO

DSPIC33EP16GS202-I/SO - 16-Bit DSC, 70 MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS202-I/SO is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 16KB of Flash memory, operating at 3.3V in a 28-pin SOIC (7.50mm width) package, purpose-built for digital power applications such as switched-mode power supplies (SMPS). A digital signal controller combines the computational throughput of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33EP16GS family sits above generic MCUs and below dedicated digital power ASICs, offering programmable control loops for AC-DC converters, DC-DC converters, power factor correction (PFC), battery chargers, and lighting ballasts. The DSC category is central to modern SMPS design, where firmware-defined control replaces analog compensation networks. Key features include the 70 MIPS dsPIC33EP core with DSP engine, dedicated high-speed PWM peripherals for power conversion, an analog front end comprising high-speed ADC channels, a DAC, programmable gain amplifiers (PGA), and analog comparators as confirmed by distributor listings. According to the Microchip product page, the device status is In Production and it targets Digital Power SMPS, High Speed ADC, and DAC applications. Architecturally, the dsPIC33EP16GS202 pairs a 16-bit pipelined core with single-cycle MAC and DSP instructions, enabling fast execution of PID and predictive control algorithms at switching frequencies in the hundreds of kHz range. The integrated analog subsystem allows direct connection of current and voltage sense signals, reducing external component count and BOM cost in power stages. Typical applications include interleaved power factor correction (a Microchip reference design for this exact part targets PFC), digital SMPS control, LED lighting power supplies, and solar/battery charging converters where deterministic loop timing and fast analog feedback are mandatory. Design consideration: the 28-pin SOIC provides 25 I/O-max pin options; carefully allocate PWM, ADC, and communication pins early, since digital power designs typically need current-sense ADC channels paired with specific PWM modules for synchronized sampling. This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not consolidated on the manufacturer datasheet alone.

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DSPIC33EP16GS202-I/SS

DSPIC33EP16GS202-I/SS - 70 MIPS 16-Bit Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS202-I/SS is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS at a 140 MHz internal core clock, with 16 KB of flash program memory, 2 KB of RAM, and an interconnected high-speed PWM, ADC, PGA, and comparator system for digital power applications, housed in a 28-pin SSOP package. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and deterministic control of a microcontroller. In the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated SMPS controller IC: it executes closed-loop control algorithms (such as voltage-mode, current-mode, or nonlinear control for switching power supplies) while simultaneously handling housekeeping tasks, making it the core of software-defined power conversion. Key differentiating features include the Interconnected High-Speed 12-bit PWM module with dedicated time bases and sub-module synchronization, an on-chip 10-bit/12-bit ADC paired with a programmable gain amplifier (PGA), two analog comparators for fast overcurrent protection, and peripheral interconnection that lets ADC results trigger PWM updates without CPU intervention, minimizing control-loop latency. Architecturally, the dsPIC33EP core is a modified Harvard 16-bit processor with DSP instruction extensions, two 40-bit accumulators, and hardware division, executing from a 3.0V to 3.6V supply. The device operates from -40C to +125C in the industrial temperature range designated by the -I suffix, and supports In-Circuit Serial Programming (ICSP) via MPLAB SNAP or ICD programmers. Typical applications include AC-DC and DC-DC switching power supplies, interleaved power factor correction (PFC), LED drivers, battery chargers, and uninterruptible power supply (UPS) control, where the PWM resolution and fast analog comparators enable tight regulation and cycle-by-cycle current limiting. A key design consideration: the device requires a clean 3.3V regulated supply and proper layout of the high-speed PWM and analog grounds; use separate AVDD/AVSS decoupling and place the PWM outputs away from sensitive analog routing. This page synthesizes verified distributor data, same-family drop-in alternatives, pinout information, and practical digital-power design notes not found in a single datasheet page, providing engineers with a one-stop selection resource.

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DSPIC33EP16GS202T-E/M6

DSPIC33EP16GS202T-E/M6 - 16-bit 70 MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS202T-E/M6 is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS performance with 16KB (16K x 8) of Flash program memory, 2KB (2K x 8) of RAM, and an operating voltage range of 3V to 3.6V, housed in a 28-pin UQFN (4x4 mm, M6) surface-mount package in extended temperature grade (-40C to +125C). A digital signal controller combines the computational architecture of a microcontroller (MCU) with the signal-processing capability of a DSP. In the power-management hierarchy, the dsPIC33EP16GS202 belongs to Microchip's dsPIC33EP GS family, which integrates interconnected high-speed PWM peripherals, a high-speed ADC with programmable gain amplifier (PGA), and analog comparators - peripherals purpose-built for closed-loop control of switching power converters. Key features include the interconnected high-speed PWM module with individual PWM channels, deadlock and trigger control, 16KB self-programmable Flash with ECC-class safety support (the device is listed as Functional Safety / FuSa capable on DigiKey), connectivity peripherals (I2C, SPI, UART, IrDA, LINbus), 21 general-purpose I/O lines, and an on-chip DSP engine with barrel shifter and dual internal bus architecture for efficient MAC operations. The GS-family architecture was designed specifically for digital power applications: the PWM, ADC, PGA, and comparators are interconnected so that ADC conversion can be triggered by PWM events with minimal latency, enabling high-bandwidth current-mode control loops in switched-mode power supplies. Microchip's 350W interleaved power factor correction (PFC) reference design demonstrates this capability across universal AC input ranges. Typical applications include AC-DC power supplies, interleaved PFC stages, DC-DC converters, digital lighting ballasts, battery chargers, and solar micro-inverters - anywhere deterministic, high-frequency closed-loop control is required. Design consideration: the 3V to 3.6V supply window requires a regulated 3.3V rail; the UQFN 4x4 package exposes a ground pad beneath the die that must be soldered to a solid ground pour for thermal and electrical performance. This page synthesizes distributor listings, drop-in same-family alternatives, and digital-power design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP16GS202T-E/MX

DSPIC33EP16GS202T-E/MX - 16-Bit 60 MIPS DSC 16KB Flash UQFN-28 | Microchip

The Microchip Technology DSPIC33EP16GS202T-E/MX is a 16-bit dsPIC33EP Digital Signal Controller (DSC) delivering up to 60 MIPS performance, 16KB (16K x 8) of Flash program memory, and automotive-grade AEC-Q100 qualification, housed in a 28-pin UQFN (6x6 mm) exposed-pad package. It belongs to the dsPIC 33EP GS-series family optimized for digital power conversion and functional safety (FuSa) applications. A Digital Signal Controller combines the computational architecture of a microcontroller with DSP capability in a single device. In the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it runs real-time control loops for switching power supplies while also handling system housekeeping tasks, making it the de-facto controller class for digitally controlled SMPS designs. Key features include the GS-series high-speed PWM peripherals designed for power conversion, integrated analog (ADC with supporting analog blocks), 3.3V single-supply operation, extended temperature operation from -40C to +125C, and Functional Safety (FuSa) support per DigiKey categorization. The 28-UQFN package with exposed pad provides compact footprint and low thermal resistance for dense power boards. Technically, the dsPIC33EP core is a 16-bit modified Harvard architecture with DSP instructions, and the GS-series integrates peripherals targeted at switched-mode power supplies. According to Microchip reference material, the dsPIC33EP16GS202 is used in an Interleaved Power Factor Correction reference design delivering up to 350W from universal AC input, illustrating the family's digital-power pedigree. Typical applications include digital SMPS and PFC stages, LED drivers, battery chargers, and automotive power modules where AEC-Q100 qualification is required. Design consideration: verify operating speed in your firmware configuration; distributor listings cite both 60 MIPS (DigiKey) and 70 MIPS (Mouser) - the datasheet DS70005208E is authoritative. This page synthesizes distributor pricing, same-family drop-in alternatives, and design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS202T-E/SO

DSPIC33EP16GS202T-E/SO - 16-Bit 60 MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS202T-E/SO is a 16-bit digital signal controller (DSC) delivering up to 60 MIPS from 16KB (16K x 8) of Flash program memory, housed in a 28-pin SOIC package with an extended -40C to +125C operating temperature range. It belongs to the dsPIC33EP16GS202 family purpose-built for digital power applications, integrating interconnected high-speed PWM, an ADC with programmable gain amplifier (PGA), and on-chip comparators. A digital signal controller combines the compute throughput of a DSP core with the peripheral integration and ease of use of a microcontroller. In the power-management hierarchy, the DSC sits above a generic MCU for control loops: it closes voltage- and current-mode feedback loops in switched-mode power supplies, replacing analog control ICs with firmware-defined control. The dsPIC33 family, and specifically the GS-series 'digital power' devices, is Microchip's platform for this SMPS control role. Key differentiating features include the interconnected high-speed PWM module, whose outputs and triggers can be routed directly to the ADC and comparators with minimal CPU latency - critical for cycle-by-cycle current limiting in converters. The 60 MIPS 16-bit core with DSP instructions (barrel shifter, MAC) executes proportional-integral control loops at switching frequencies in the hundreds of kHz range. Architecturally, the device uses a modified Harvard 16-bit core with pipelined instruction execution, single-cycle multiply-accumulate, and hardware divide support. The Flash-based program memory allows field firmware updates, an advantage over fixed-function analog controllers. The -E temperature variant is qualified for -40C to +125C ambient operation, suiting industrial power supplies operating in enclosed, high-temperature environments. Typical applications include interleaved power factor correction (Microchip's 350W Interleaved PFC reference design targets this family), DC-DC converter control, digital lighting ballasts, battery chargers, and UPS systems. The on-chip PGA and comparators reduce external component count in current-sense signal chains. Design consideration: budget the Flash carefully - 16KB accommodates a compensator and housekeeping tasks, but complex state machines or communication stacks may require the 32KB or 64KB GS202 family variants in the same footprint. This page synthesizes distributor inventory data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS202T-E/SS

DSPIC33EP16GS202T-E/SS - 16-Bit DSC, 70 MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS202T-E/SS is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS performance, 16KB (16K x 8) of Flash program memory, and integrated SMPS control peripherals, housed in a 28-pin SSOP (SS) surface-mount package in an extended temperature grade (-40C to +125C). A digital signal controller combines the computational core of a 16-bit microcontroller with the DSP capability of a signal processor: a modified Harvard architecture with separate program and data memory spaces and buses, a hardware barrel shifter, DSP multiply-accumulate instructions, and fast interrupt handling. In the power-management hierarchy, the dsPIC33EP16GS202 belongs to the SMPS dsPIC33EP16GS family, positioned specifically for digital switch-mode power supply (SMPS) control rather than general-purpose embedded control. Key features include a 16-bit dsPIC33EP core running up to 70 MIPS (60 MIPS per DigiKey listing), on-chip Flash program memory of 16KB, multiple PWM outputs designed for power conversion topologies, a high-speed 12-bit ADC for current and voltage feedback sampling, and Functional Safety (FuSa) package support. The device operates from a 3.3V supply. Architecturally, the dsPIC33EPXXGS202 family features separate program and data memory spaces and dedicated buses, enabling deterministic instruction fetch while the DSP engine performs MAC operations on sampled feedback signals. This makes it possible to close current loops at switching frequencies of hundreds of kilohertz in the same silicon that manages housekeeping, communication, and fault protection. Typical applications include interleaved power factor correction (PFC), digital AC-DC and DC-DC power supplies, LED drivers, battery chargers, and solar micro-inverters. Microchip's Interleaved PFC reference design based on this family operates from a universal input voltage range and produces a single high-voltage DC output up to 350W of power. When designing with this controller, budget the 16KB Flash carefully - advanced digital power algorithms with compensation and communication stacks can consume most of it; the 32KB and 64KB GS202 variants in the same footprint provide an upgrade path. This page synthesizes distributor listings, drop-in alternatives within the GS202 family, and practical design guidance not found in the manufacturer datasheet, with pricing referenced as of 2026-09-24.

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DSPIC33EP16GS202T-I/MM

DSPIC33EP16GS202T-I/MM - 16-bit 70 MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS202T-I/MM is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS at 60 MHz operation, with 16KB (16K x 8) of flash program memory and 2KB of RAM, housed in a 28-pin QFN-S 6x6 mm package (QFN-28-EP) rated for -40C to +85C industrial operation from a 3.0V to 3.6V supply. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control architecture of a microcontroller, sitting in the device hierarchy between a general-purpose MCU and a dedicated DSP. DSCs are the standard choice for closed-loop control systems that require fast interrupt handling, deterministic execution, and specialized power-conversion peripherals in a single chip. The dsPIC33EP16GS202 belongs to Microchip's GS family designed specifically for digital power applications. Key architectural features include a barrel shifter, boundary scan (JTAG) support, a multiple internal bus architecture for efficient data handling, and a DSP engine with dual data fetch and single-cycle MAC instructions. On-chip peripherals targeted at power electronics include high-resolution PWM outputs, a high-speed analog-to-digital converter, comparators, and communication interfaces, enabling full digital control of switching converters. Fabricated in CMOS technology, the device executes up to 70 million instructions per second and is supported by Microchip's Functional Safety (FuSa) package for safety-critical designs. The 28-pin QFN footprint conserves board area while providing 21 usable I/O for gate drive, feedback, and communication signals. Typical applications include AC-DC and DC-DC power supplies, semi-bridgeless PFC stages, peak current controlled zero-voltage switching (ZVS) full-bridge converters, lighting ballasts, and battery chargers. Microchip's 750W AC-DC reference design demonstrates a semi-bridgeless PFC followed by a ZVS full-bridge converter with digital slope compensation using this device family. When designing with this controller, plan flash utilization carefully - 16KB accommodates digital power control loops well, but additional protocol stacks or user interfaces may require a larger-memory family variant. The T suffix denotes tape-and-reel packaging for automated assembly. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS202T-I/SS

DSPIC33EP16GS202T-I/SS - 16-Bit 70MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS202T-I/SS is a 16-bit dsPIC33EP (GS series) digital signal controller (DSC) delivering up to 70 MIPS performance, 16KB (16K x 8) of Flash program memory, and a 3.3V supply, housed in a 28-pin SSOP (5.30 mm width) surface-mount package. The T suffix denotes Tape-and-Reel delivery, and the I suffix denotes an industrial operating temperature range of -40C to +85C. A digital signal controller combines the deterministic control of a microcontroller with the mathematical throughput of a DSP core, occupying the mid-tier of the embedded hierarchy: DSC -> microcontroller/DSP -> embedded processor. The dsPIC33EP GS family was architected specifically for digital power and power-conversion applications, integrating dedicated SMPS peripherals alongside standard mixed-signal blocks. Key features include a 16-bit modified Harvard architecture with DSP engine (barrel shifter, 17x17 hardware multiplier, 40-bit accumulator), on-chip high-speed PWM modules with complementary outputs and fault inputs for switch-mode power supply control, and multiple ADC channels for real-time current and voltage feedback. The family is also offered in Functional Safety (FuSa) variants, supporting safety-oriented designs. Architecturally, the GS202 separates program and data memory spaces with dedicated buses, allowing simultaneous instruction fetch and data access. The DSP instructions execute in a single cycle, enabling control-loop rates in the hundreds of kilohertz range that closed-loop digital power supplies demand. Programming and debug use the standard In-Circuit Serial Programming (ICSP) interface shared across the family (see the family Flash Programming Specification, DS70005192B). Typical applications include interleaved power factor correction (Microchip's 350W Interleaved PFC reference design targets this family), DC-DC converter digital control, LED lighting drivers, AC-DC adapters, and battery chargers. When designing with this device, budget PWM resolution against the converter switching frequency and verify Flash capacity, since 16KB suits compact control loops but not complex communication stacks. This page synthesizes distributor stock data, drop-in alternatives, and practical design guidance not found in the manufacturer datasheet.

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DSPIC33EP16GS502-E/SO

DSPIC33EP16GS502-E/SO - 16-Bit DSC, 70 MIPS, Digital Power | Microchip

The Microchip Technology DSPIC33EP16GS502-E/SO is a 16-bit Digital Signal Controller (DSC) delivering up to 70 MIPS from 16 KB of Flash program memory, housed in a 28-pin SOIC (SOIC-W, 7.5 mm) package with extended -40C to +125C temperature rating and AEC-Q100 automotive qualification. A Digital Signal Controller combines the computational core of a Digital Signal Processor with the peripherals and deterministic control architecture of a microcontroller. Within the power-management hierarchy, a DSC sits at the heart of switch-mode power conversion systems: it closes the control loop for buck, boost, PFC and LLC stages, replacing analog control ICs with firmware-based control laws such as voltage-mode, current-mode or digital PID. The GS-series differentiator is its interconnected high-Speed PWM module, which supports complementary outputs, dead-time insertion, phase shifting and fault coupling - features purpose-built for digital power topologies. The part also integrates a high-speed 12-bit ADC with a programmable gain amplifier (PGA) and analog comparators, enabling tight, low-latency current sensing directly inside the control loop. Architecturally, the dsPIC33EP core executes an enhanced 16-bit instruction set with DSP multiply-accumulate instructions and two address generation units, sustaining single-cycle MAC operations needed by predictive or adaptive control algorithms. The ADC-to-PWM trigger interconnect minimizes conversion-to-output latency, a critical parameter for loop stability at switching frequencies in the hundreds of kilohertz. Typical applications include interleaved power factor correction (Microchip publishes an interleaved PFC reference design for this family), digital AC-DC and DC-DC power supplies, battery chargers, LED drivers, solar micro-inverters and industrial power conversion. For design, pay close attention to the ADC sampling-to-PWM-update timing budget: clock the ADC synchronously with the PWM period trigger to avoid jitter-induced output ripple, and use the comparators' fast fault path rather than software interrupts for over-current shutdown. This page synthesizes distributor pricing, drop-in family alternatives, and practical digital-power design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS502-I/MM

DSPIC33EP16GS502-I/MM - 16-Bit DSC 70MIPS Digital Power | Microchip

The Microchip Technology DSPIC33EP16GS502-I/MM is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS performance with 16KB of FLASH program memory, housed in a 28-pin QFN-S (6x6 mm) package. It belongs to the dsPIC33EPXXGS50X family purpose-built for digital power applications with interconnected high-speed PWM, ADC, PGA, and comparators. 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, a DSC sits at the heart of digitally controlled switched-mode power supplies (SMPS), replacing analog control loops with firmware-executed compensation, making it the central element of a digital power conversion system. Key features include the dsPIC33EP core running at 70 MIPS, 16KB (16K x 8) of on-chip FLASH, and the interconnected high-speed PWM module designed specifically for power topologies such as buck, boost, PFC, and full-bridge converters. The controller is part of the dsPIC 33EP series and is designated as a Functional Safety (FuSa) capable device per Microchip product documentation. Technically, the GS50x family integrates high-resolution PWM peripherals interconnected with analog comparators and a programmable gain amplifier (PGA), enabling sub-microsecond current-mode control loops without CPU intervention in the fastest path. This architecture offloads cycle-by-cycle current limiting and fault response from software to hardware, which is critical for switch-mode power stages where fault propagation must occur within a single switching period. Typical applications include AC-DC power factor correction (PFC), LLC and full-bridge DC-DC converters, and digital lighting power supplies. Microchip reference designs built on this device include an interleaved PFC design producing up to 350W from universal AC input and a 750W semi-bridgeless PFC plus ZVS full-bridge design. Design consideration: select the -I temperature grade (-40C to +85C) for industrial environments or the -E grade (-40C to +125C, DSPIC33EP16GS502-E/MM) for high-ambient enclosures; both share the same 28-QFN-S footprint. This page synthesizes verified distributor data, drop-in alternatives within the same 28-QFN-S footprint, and practical design guidance not found in the manufacturer datasheet.

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DSPIC33EP16GS502-I/MX

DSPIC33EP16GS502-I/MX - 16-Bit 70 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS502-I/MX is a 16-bit dsPIC33EP digital signal controller (DSC) delivering 70 MIPS performance from 16KB (16K x 8) of flash program memory and 2KB of RAM, housed in a 28-pin UQFN (6x6 mm) package. It belongs to the GS50x digital power family, which integrates interconnected high-speed PWM, high-speed ADC, programmable gain amplifiers (PGA) and comparators. A digital signal controller is a hybrid device that combines the computational throughput of a digital signal processor (DSP) with the peripheral integration and control-oriented architecture of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33EP GS family sits at the heart of switch-mode power supply (SMPS) control loops, replacing analog controllers with firmware-defined, digitally compensated power conversion. Key features include the 70 MIPS dsPIC33E core, 16KB self-programming flash, and Functional Safety (FuSa) capability. Connectivity spans I2C, SPI, UART/USART, IrDA and LINbus, enabling communication with system supervisors, hosts and battery-management front ends. The interconnected high-speed PWM peripheral targets frequencies and resolutions required by digital power converters. Technically, the GS50x family couples the ADC and PGA directly to the PWM through dedicated interconnects, so current- and voltage-loop samples can trigger PWM updates with minimal CPU latency - a critical property for peak-current-mode and multiphase topologies where loop delay erodes phase margin. Typical applications include AC-DC and DC-DC power supplies, interleaved power factor correction (PFC), LED drivers, and battery chargers. Microchip reference designs, such as the interleaved PFC evaluation for SMPS dsPIC controllers, demonstrate these use cases directly. Design consideration: budget 2KB of RAM carefully - digital compensators and communication buffers compete for it, so use fixed-point 1.15 DSP math and avoid large buffering schemes. This page synthesizes verified distributor data, family datasheet context, drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet. Pricing shown is as of 2026-09-24.

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DSPIC33EP16GS502-I/SO

DSPIC33EP16GS502-I/SO - 70 MIPS 16-Bit Digital Power DSC | Microchip

The Microchip DSPIC33EP16GS502-I/SO is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 16KB flash memory and 2KB RAM, housed in a 28-pin SOIC package and optimized for digital power applications. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and control architecture of a microcontroller. Within the power management IC hierarchy, DSCs sit at the firmware level of switching power systems: they close control loops for switch-mode power supplies (SMPS), power factor correction (PFC) stages, and DC-DC converters that would otherwise require analog control ICs. The dsPIC33EP GS family extends this concept with interconnected high-speed peripherals purpose-built for digital power. Key features include the dsPIC33EP core running at 70 MIPS, flash execution with hardware DSP multiply-accumulate instructions, Functional Safety (FuSa) support documented by Microchip, and an industrial temperature rating of -40C to +85C denoted by the I suffix. The GS50x family integrates interconnected high-speed PWM, high-speed ADC, PGA (programmable gain amplifier), comparators, and DAC peripherals specifically architected for power conversion. Technically, the interconnected peripherals allow the ADC, PWM, and comparators to trigger and respond without CPU intervention, enabling sub-microsecond loop latency for peak-current-mode control. This is the defining architecture difference versus general-purpose PIC24 or dsPIC33EP MC families. According to the dsPIC33EPXXGS50X family datasheet (Microchip document 70005127), the family targets 16-bit digital signal controllers for digital power applications. Typical applications include digital SMPS, interleaved power factor correction (Microchip provides a dedicated reference design), AC-DC and DC-DC converters, battery chargers, LED drivers, and lighting ballasts. When designing, budget flash carefully: 16KB is sufficient for single-loop SMPS firmware with compensators, but multi-loop systems with state machines may require the 32KB or 64KB GS502 variants, which are pin-compatible. This page synthesizes distributor pricing context, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS502T-E/2N

DSPIC33EP16GS502T-E/2N - 16-Bit 60MIPS DSC 16KB | Microchip

The Microchip Technology DSPIC33EP16GS502T-E/2N is a 16-bit digital signal controller (DSC) from the dsPIC33EP16GS502 family, delivering 60 MIPS performance with 16KB (16K x 8) of FLASH program memory and 2KB of RAM in a 28-pin UQFN (6x6 mm) surface-mount package. It is AEC-Q100 qualified, supports Functional Safety (FuSa) development, and is specifically optimized for digital power applications. 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 semiconductor hierarchy, the DSC sits above general-purpose MCUs for control-loop tasks: it closes high-bandwidth feedback loops for switch-mode power supplies, replacing analog control chips with programmable, firmware-updatable control. The dsPIC33EP GS series is Microchip's SMPS and digital-power-conversion DSC family. Key features of the GS50X family include interconnected high-speed PWM peripherals for multi-phase and complementary drive topologies, an on-chip analog front end with ADC, programmable gain amplifier (PGA) and comparators, and hardware DSP multiply-accumulate for fast proportional-integral control loops. These peripherals interconnect so that PWM faults, comparator trips and ADC triggers operate with minimal CPU latency, a decisive advantage in transient-heavy power stages. Technically, the dsPIC33EP core executes an enhanced 16-bit instruction set with DSP addressing modes at up to 60 MIPS. The interconnected PWM module supports complementary, push-pull, and phase-shifted outputs with dead-time insertion, while the analog block feeds conversion results directly into control software or comparator-based hardware limits, enabling overcurrent protection without CPU intervention. Typical applications include AC-DC power supplies with power factor correction, digital lighting ballasts, battery chargers, DC-DC converters, and solar micro-inverters. Microchip's Interleaved PFC reference design, based on the dsPIC33EP16GS502, produces a single high-voltage DC output up to 350W from a universal input range, demonstrating the part's fit for SMPS front ends. When designing with this controller, budget flash carefully: 16KB accommodates one or two closed-loop control schemes plus communication, but complex multi-protocol systems should step up to the pin-compatible DSPIC33EP64GS502. Use the E-grade temperature rating for extended-temperature industrial environments. This page synthesizes distributor availability, pin-compatible memory-step alternatives, and digital-power design guidance not found together in the manufacturer datasheet.

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DSPIC33EP16GS502T-E/SO

DSPIC33EP16GS502T-E/SO - 16-Bit 70 MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS502T-E/SO is a 16-bit dsPIC33EP Digital Signal Controller (DSC) delivering up to 70 MIPS performance with 16KB (16K x 8) of FLASH program memory, packaged in a 28-pin SOIC surface-mount body and qualified for operation from -40C to +85C. A Digital Signal Controller combines the computational power of a DSP core with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33EP GS family sits at the controller layer of digital power systems, feeding PWM drivers that command MOSFETs and IGBTs in switched-mode converters. It is classified by Microchip under Microcontrollers with Functional Safety (FuSa) support. Key features include the 70 MIPS 16-bit modified Harvard architecture core, the SMPS-oriented peripheral set with high-resolution PWM modules optimized for digital power, and industrial temperature rating (suffix -E, -40C to +85C). The tape-and-reel suffix (T) supports automated high-volume assembly. The 16KB FLASH provides dual EEPROM emulation and self-programming capability. Technical depth: the GS family is purpose-built for SMPS and power-conversion control loops, pairing fast ADC sampling with PWM peripherals that support phase-shifted, interleaved, and complementary topologies. Microchip's Interleaved Power Factor Correction reference design based on this family operates over a universal input range and produces a single high-voltage DC output up to 350W, demonstrating the architecture's fitness for digital power. Typical applications include interleaved PFC front ends, digital SMPS, DC-DC converters, battery chargers, and lighting ballasts, where deterministic loop timing and PWM precision determine efficiency and transient response. Design consideration: run the core from a stable 3.0V to 3.6V supply and budget decoupling carefully, since power-conversion environments impose high switching noise on the controller rails. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP16GS502T-I/2N

DSPIC33EP16GS502T-I/2N - 70MIPS 16KB Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS502T-I/2N is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance from 16KB of on-chip FLASH memory, housed in a 28-pin UQFN (6x6 mm) exposed-pad package and optimized for digital power applications. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and deterministic control of a microcontroller. Within the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated power-supply ASIC, closing high-bandwidth control loops for switch-mode converters that a standard MCU cannot handle. The dsPIC33EP16GS502 belongs to the dsPIC33EPXXGS50X family, a product line Microchip specifically engineered for switch-mode power supplies and power-conversion systems. Key differentiating features include an interconnected high-speed PWM module, an ADC, programmable gain amplifiers (PGA), and on-chip comparators, all tightly coupled so that analog-to-PWM loop latency is minimized. The device operates at 3.3V and is designated as Functional Safety (FuSa) capable by Microchip, supporting safety-oriented power designs. The industrial temperature rating (-I suffix, -40C to +85C) covers most industrial and telecom power environments. Technically, the high-speed PWM architecture supports the complementary, push-pull, and phase-shifted topologies common in digital power, while the PGA and comparators enable fast cycle-by-cycle current limiting without external components. Microchip reference designs, such as the Interleaved Power Factor Correction design producing a single high-voltage DC output up to 350W from a universal AC input, demonstrate the family's fitness for demanding conversion tasks. Typical applications include AC-DC and DC-DC power supplies, PFC stages, LLC and half-bridge converters, solar micro-inverters, LED drivers, and battery chargers - anywhere a 70 MIPS control core with integrated analog is required. When designing with this device, budget loop bandwidth against PWM resolution and verify ADC sampling timing against the switching frequency to guarantee stable current-mode control. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with pricing verified as of 2026-09-24.

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DSPIC33EP16GS502T-I/MM

DSPIC33EP16GS502T-I/MM - 16-bit 70MIPS Digital Power DSC | Microchip

The Microchip DSPIC33EP16GS502T-I/MM is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 16 KB of Flash memory and 2 KB of RAM, housed in a 28-pin QFN-S (6x6 mm, MM) surface-mount package with exposed pad. A digital signal controller combines the computational throughput of a DSP core with the peripheral integration and deterministic control of a microcontroller. Within the power-management hierarchy, the DSC sits above a generic MCU for closed-loop conversion tasks: it executes control-loop mathematics (PID, 3p3z compensation) at switching frequencies reaching hundreds of kilohertz, while dedicated analog and timing peripherals offload the CPU. The dsPIC33EP family is Microchip's 16-bit DSC generation designed specifically for digital power and conversion applications. Key features of the GS502 variant include interconnected high-speed PWM modules with individual duty-cycle, phase and dead-time resolution down to sub-nanosecond steps for LLC and phase-shifted topologies; a high-speed 10-bit ADC with multiple sample-and-hold modules able to trigger synchronously from the PWM; on-chip programmable gain amplifiers (PGA) and high-speed comparators that close current-mode loops in hardware; and DSP engine instructions (MAC, DSP multiply) for fast loop execution. Architecturally, the device runs a modified Harvard 16-bit core at up to 70 MIPS from an internal PLL, with interrupt latency low enough for per-cycle current sampling. The GS50x subfamily adds peripheral interconnection (PWM-to-ADC-to-comparator crossbars) that reduces software intervention in the control path. Typical applications include interleaved power factor correction (Microchip's 350 W interleaved PFC reference design uses this family), zero-voltage-switching full-bridge AC-DC converters such as Microchip's 750 W reference design, and digital lighting or telecom power supplies. Design consideration: the 'T' suffix denotes tape-and-reel supply and the 'I' grade specifies -40C to +85C operation; verify the QFN exposed pad is well grounded for thermal and EMC performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS502T-I/SO

DSPIC33EP16GS502T-I/SO - 70MIPS Digital Power DSC 28-SOIC | Microchip

The Microchip Technology DSPIC33EP16GS502T-I/SO is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 16KB of Flash program memory, housed in a 28-pin SOIC (300 mil) surface-mount package for digital power applications. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control architecture of a microcontroller. Within the power-management hierarchy, the DSC sits between a general-purpose MCU and a dedicated power-management IC: it runs closed-loop control firmware for switch-mode power supplies (SMPS), executing current- and voltage-loop algorithms in real time. The dsPIC33EP16GS502 belongs to Microchip's GS-series, purpose-built for digital power conversion. Key features include an interconnected high-speed PWM module designed for multi-phase and interleaved converters, a high-speed analog-to-digital converter, programmable gain amplifiers (PGA), and on-chip comparators - the analog front end required by digital power topologies without external signal-conditioning ICs. The device operates from a 3.0V to 3.6V supply across an industrial temperature range of -40C to +85C (I-temp suffix). Architecturally, the dsPIC33E CPU core with DSP engine executes single-cycle MAC and multiply operations, enabling tight control loops for power factor correction (PFC), LLC resonant converters, and DC-DC stages. Microchip documents an interleaved PFC reference design based on this family that operates from a universal AC input and produces a high-voltage DC output up to 350W, demonstrating the device's fitness for mains-powered conversion stages. Typical applications include AC-DC power supplies, interleaved power factor correction, solar micro-inverters, battery chargers, LED drivers, and digital lighting ballasts, where fast PWM update rates and low-latency ADC sampling determine loop stability and efficiency. Design consideration: budget the Flash carefully - 16KB accommodates a single- or dual-loop control algorithm but not large communication stacks, so choose a higher-density GS502 family variant (32KB/64KB/128KB) if protocol stacks are required. This page synthesizes distributor availability data, same-family drop-in alternatives, and digital-power design guidance not found on standard catalog pages.

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