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DSPIC33FJ64GP802T-I/MM

DSPIC33FJ64GP802T-I/MM - 16-bit DSC 40MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GP802T-I/MM is a 16-bit Digital Signal Controller (DSC) delivering up to 40 MIPS execution speed with 64 KB (64K x 8) of FLASH program memory, 16 KB (16K x 8) of SRAM, and 21 general-purpose I/O lines, housed in a 28-pin QFN-S surface-mount package measuring 6 mm x 6 mm. A Digital Signal Controller combines the computational architecture of a digital signal processor (DSP) - including a hardware barrel shifter, DSP multiply-accumulate instructions, and fast interrupt handling - with the peripheral integration and ease of use of a general-purpose microcontroller (MCU). Within Microchip's hierarchy, the dsPIC33F family sits between the PIC24 16-bit MCU family and the dsPIC33E high-performance DSC family, making it a popular choice for mixed control-and-signal-processing workloads. Key features of this device include a 16-bit modified Harvard architecture core operating at up to 40 MIPS from a 3.0 V to 3.6 V supply, 64 KB of self-programmable FLASH for field upgrades, and an advanced analog subsystem intended for precision sensing. The GP (General Purpose) peripheral variant adds audio-grade connectivity, making it suitable for signal-chain applications that standard MCUs struggle to serve in a single chip. Technically, the dsPIC33FJ64GP802 executes two-instruction-fetch pipelined code efficiently, includes a hardware DSP engine supporting MAC-class operations for digital filter algorithms and high-speed precision digital control loops, and supports low-power modes plus boundary scan capabilities as described in distributor device summaries. According to Microchip's family documentation, these dsPIC33F devices are designed to execute digital filter algorithms and high-speed control loops under pressure - the defining use case for the family. Typical applications include digital power supplies and lighting control, motor control, audio signal processing, and industrial sensors where the combination of DSP math, general-purpose I/O, and on-chip analog reduces system BOM count. The 6x6 mm QFN-S package supports compact surface-mount designs in industrial and portable equipment. A key design consideration: the device operates only from a 3.0 V to 3.6 V supply, so 5 V systems require level shifting or a local 3.3 V regulator; plan decoupling on both VDD pins and reference the analog front end carefully to preserve signal integrity. This page synthesizes verified distributor pricing, drop-in family alternatives, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33FJ64GP804-E/ML

DSPIC33FJ64GP804-E/ML - 16-bit DSC, 64KB Flash, 40MHz | Microchip

The Microchip Technology DSPIC33FJ64GP804-E/ML is a 16-bit Digital Signal Controller (DSC) with 64 KB of Flash program memory, 16 KB of SRAM, and a 40 MHz clock speed, housed in a lead-free 44-pin QFN (8x8 mm) package with exposed pad and an extended operating temperature range of -40C to +125C. A Digital Signal Controller combines the computational throughput of a digital signal processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). In the product hierarchy, the dsPIC33FJ family sits within Microchip's 16-bit architecture line, bridging general-purpose PIC24 microcontrollers and dedicated DSPs. DSCs are widely chosen when a system needs both control-loop handling and math-intensive signal processing in a single chip. Key features of the DSPIC33FJ64GP804-E/ML include 64 KB of Flash ROM for program storage, 16 KB of on-chip SRAM, operation from a 3.0 V to 3.6 V single supply (3.3 V nominal), 21 I/O ports, and DSP engine capability for MAC-class operations. The device belongs to the dsPIC33FJ64GPX04 family (dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, dsPIC33FJ128GPX02/X04), which integrates advanced analog peripherals suited to motor control, digital power, and sensing applications. Architecturally, the device uses a 16-bit modified Harvard core with a dedicated DSP engine, hardware multiply-accumulate (MAC) unit, and a 40 MHz clock, delivering deterministic single-cycle DSP-class math. The ALU and DSP engine allow C-compiled code plus inline DSP assembly for filters and transforms. Flash program memory supports in-circuit self-programming, and the device supports ICSP (In-Circuit Serial Programming) using any matched PGECx/PGEDx pin pair. Typical applications include sensor signal conditioning with on-chip filtering, digital power supplies, embedded industrial control, portable instrumentation, and general-purpose DSP tasks such as audio processing and FFT-based analysis. The extended -40C to +125C range and QFN-44 surface-mount package make it suitable for harsh or thermally demanding environments. A key design consideration: ICSP programming requires PGECx and PGEDx pins to be used strictly as pairs - if PGEC2 carries ICSPCLK, ICSPDAT must connect to PGED2. Also keep the exposed pad connected to a solid ground plane for thermal and signal-integrity performance. This page synthesizes verified distributor data, drop-in family alternatives, and practical programming/design notes not found in the manufacturer datasheet, providing a single citable engineering reference.

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DSPIC33FJ64GP804-E/PT

DSPIC33FJ64GP804-E/PT - 16-bit DSC 64KB Flash 40MIPS | Microchip

The Microchip DSPIC33FJ64GP804-E/PT is a 16-bit digital signal controller (DSC) combining a dsPIC33F RISC core running up to 40 MIPS with 64KB of Flash program memory and 16KB of SRAM, housed in a 44-pin TQFP (10x10 mm) package with an extended -40C to +125C operating temperature range. A digital signal controller is a hybrid device class that merges the deterministic interrupt latency and peripheral set of a microcontroller (MCU) with the multiply-accumulate (MAC) DSP engine of a digital signal processor. Within the power-management hierarchy of embedded systems, the DSC sits above a general-purpose MCU and below a dedicated DSP, making the dsPIC33F family a common choice for embedded control loops that also need math-heavy signal processing. Key features include 8 DMA channels that offload data movement from the CPU, 3 external interrupt sources, and 3 serial communication ports supporting UART, SPI, and I2C peripherals. The device operates from a single 3.0V to 3.6V supply with a nominal 3.3V rail, and integrated audio/general-purpose peripherals make it suited to mixed analog-digital nodes. Architecturally, the dsPIC33F core uses a modified Harvard pipeline with DSP instruction support (MAC, DSP multiply, barrel shifter) executed in a single cycle at 40 MIPS. Flash program memory is 24-bit instruction-word wide, and the 16KB SRAM supports both data and DSP X/Y memory partitioning. CMOS process technology keeps active current low for industrial duty cycles. Typical applications include industrial motor control (BLDC/ACIM with sensor feedback), digital power supplies and power-factor-correction stages, and audio/sensor signal processing where a 16-bit DSC with an on-chip ADC is preferred over a discrete MCU-plus-DSP pairing. The extended temperature variant also fits automotive auxiliary and outdoor industrial nodes. When designing with this device, budget the 3.3V rail decoupling per Microchip layout guidance and confirm the ADC module variant (10-bit vs 12-bit) for your part number before finalizing analog channel counts. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ64GP804-I/PT

DSPIC33FJ64GP804-I/PT - 16-bit DSC, 64KB Flash, 40 MIPS | Microchip

The Microchip Technology DSPIC33FJ64GP804-I/PT is a 16-bit digital signal controller (DSC) delivering 40 MIPS performance with 64 KB of Flash program memory and 16 KB of SRAM, housed in a 44-pin TQFP (10x10 mm, 0.8 mm pitch) surface-mount package. It combines MCU control with DSP capability in a single core. A digital signal controller is a hybrid of a microcontroller and a digital signal processor: it retains the peripherals, interrupt structure and ease of use of an MCU while adding DSP-style multiply-accumulate (MAC) instructions and addressing modes. In the power-management hierarchy, the dsPIC33FJ family sits between general-purpose 16-bit MCUs (PIC24) and dedicated DSPs, making it the default choice for embedded control loops that also need real-time math. Key features include 8-channel DMA for moving data without CPU intervention, 7 timers, and 3 serial communication ports (UART, SPI, I2C). The GP (General Purpose) variant integrates advanced analog peripherals, making it suited to mixed signal-control designs. The industrial temperature grade (-I) covers -40C to +85C operation. Architecturally, the dsPIC33FJ core executes an optimized C compiler-friendly instruction set with DSP engine support, single-cycle MAC, and two address generation units, achieving up to 40 MIPS from a 3.0 V to 3.6 V supply. In-circuit serial programming (ICSP) via MPLAB SNAP or similar tools enables field updates. Typical applications include digital power supplies, motor control (BLDC/PMSM), and sensor signal processing where fast control loops meet mathematical intensity. Design consideration: keep VDD within 3.0-3.6 V and place 0.1 uF decoupling caps at every VDD/VSS pair; use the 10x10 mm TQFP thermal pad-free layout with solid ground plane for analog performance. This page synthesizes distributor pricing, pin-compatible family alternatives, and practical design notes not found in the manufacturer datasheet, as of 2026-09-27.

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DSPIC33FJ64GP804T-I/ML

DSPIC33FJ64GP804T-I/ML - 16-bit 64KB DSC 44-QFN | Microchip

The Microchip Technology DSPIC33FJ64GP804T-I/ML is a 16-bit Digital Signal Controller (DSC) delivering 40 MIPS performance, 64 KB of Flash program memory, and 16 KB of SRAM in a 44-pin QFN (8x8 mm) package with exposed pad. A Digital Signal Controller combines the computational core of a Digital Signal Processor (DSP) with the peripheral set of a microcontroller (MCU), making the dsPIC33F family a superset of both product categories within the broader power-management-and-control semiconductor hierarchy. DSCs execute high-speed, repetitive math (multiply-accumulate, division support, barrel shifter) while retaining general-purpose I/O, timers, and communication peripherals on one chip. Key features of the DSPIC33FJ64GP804T-I/ML include a modified Harvard 16-bit RISC core clocked at up to 40 MHz (40 MIPS), 8-channel DMA, 7 timers, and 3 serial I/O subsystems (UART, SPI, I2C) per distributor listings. The device operates from a 3 V to 3.6 V supply and integrates the General Purpose (GP) analog suite of the dsPIC33FJ64GPX04 family, including a high-speed 12-bit ADC and output-compare/PWM channels suited to control loops. Architecturally, the dsPIC33F core supports DSP-class instructions with dual operand fetch and hardware multiply, enabling single-cycle MAC operations that an ordinary 8-bit or 16-bit MCU performs in software. Flash program memory is self-programmable, supporting field firmware updates. Typical applications include industrial automation and motor-adjacent control, sensor signal processing, digital power conversion, and general embedded control where 16-bit math throughput and DMA-driven data movement are required. When designing with this part, budget the 3.3 V rail precisely (3 V to 3.6 V) and use the exposed pad as the primary ground path for thermal and signal-integrity reasons. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet. All pricing references are as of 2026-09-27.

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DSPIC33FJ64GP804T-I/PT

DSPIC33FJ64GP804T-I/PT - 16-bit DSC 40 MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GP804T-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 40 MIPS performance with 64 KB of Flash program memory, DMA controller, and a 3.0V to 3.6V supply range, housed in a 44-pin TQFP (PT, 10x10 mm) surface-mount package rated for -40C to +85C industrial operation. A Digital Signal Controller combines the peripheral set and ease of use of a microcontroller with the computational throughput of a digital signal processor. In the power-management IC hierarchy, the DSC sits above a plain MCU because it adds DSP-class multiply-accumulate instructions, hardware fractional arithmetic, and high-speed ADC sampling, while retaining Flash self-programming, interrupts, and familiar development tools such as MPLAB X and the Explorer 16/32 Development Board. Key features of this device include the 40 MIPS dsPIC33F core executing an enhanced 16-bit instruction set with DSP extensions, 64 KB of self-programmable Flash, integrated DMA for data movement without CPU intervention, and multiple serial communications engines suited to motor control, digital power, and audio signal chains. The 21 I/O ports provide flexible peripheral mapping across the 44-pin footprint. From an architecture standpoint, the dsPIC33FJ64GP804 belongs to Microchip's GP (general purpose) family of dsPIC33FJ devices, which pairs the 16-bit CPU with advanced analog peripherals and supports the PIC24F, dsPIC, and PIC32 tool ecosystem. Software libraries, code examples, and Plug-In Modules (PIMs) are shared across the family, reducing development risk when scaling Flash density within the same pinout. Typical applications include digital power supplies and power factor correction, sensorless motor control drives, industrial automation nodes, and embedded audio or communications processing where 40 MIPS of DSP throughput at 3.3V is sufficient. When designing with this DSC, budget the 3.0V-3.6V rail carefully and place 0.1uF decoupling capacitors at every VDD/VSS pair; the tape-and-reel (1200 units) packing suits automated SMT assembly lines. This page synthesizes distributor pricing, same-brand drop-in alternatives within the dsPIC33FJ 44-pin TQFP family, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33FJ64GS406-50I/MR

DSPIC33FJ64GS406-50I/MR - 16-bit DSC 50MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS406-50I/MR is a 16-bit digital signal controller (DSC) delivering up to 50 MIPS performance with 64KB of FLASH program memory and 8KB of RAM, housed in a 64-pin VQFN (9x9 mm, MR suffix) surface-mount package rated for -40C to +85C industrial operation. A digital signal controller combines the deterministic control flow of a microcontroller with the mathematical throughput of a DSP core. In the power-management hierarchy, the dsPIC33FJ family sits between general-purpose MCUs and dedicated DSPs, making it the de-facto standard for embedded switch-mode power conversion where one device must run both the real-time control loop and the supervisory firmware. Key features include a 16-bit dsPIC33F core clocked at up to 50 MHz (50 MIPS), dedicated high-speed SMPS PWM modules with sub-nanosecond-resolution duty-cycle control, a high-speed 10-bit ADC, and integrated analog comparators targeted at digital power topologies. The device also provides a Quadrature Encoder Interface (QEI), 4 DMA channels, and multiple serial ports (UART/SPI/I2C) for system communication. Technically, the GS series separates itself from the general-purpose GP/MC variants by integrating power-conversion peripherals: phase-shifted PWM outputs, programmable dead-time, fault inputs with cycle-by-cycle current limiting, and fast analog comparators that can trip the PWM hardware without CPU intervention. This architecture enables closed-loop buck, boost, PFC, and LLC control loops executing at hundreds of kHz switching frequencies. Typical applications include interleaved power-factor-correction (PFC) stages, digitally controlled DC-DC converters, solar micro-inverters, battery chargers, and LED drivers. Microchip's own interleaved PFC reference design is built on this controller family. Design considerations: in-circuit serial programming (ICSP) uses PGECx/PGEDx pin pairs; Microchip recommends keeping ICSP traces short. Place decoupling capacitors on all VDD/VDDCORE pins and observe the 3.0V-3.6V single-supply range. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ64GS406-E/MR

DSPIC33FJ64GS406-E/MR - 16-bit DSC, 64KB Flash, 40 MIPS | Microchip

The Microchip Technology DSPIC33FJ64GS406-E/MR is a 16-bit digital signal controller (DSC) combining a dsPIC33 RISC core running at 40 MIPS with 64KB of Flash program memory and 8KB of RAM, supplied at 3.0V to 3.6V and housed in a 64-pin QFN (MR) surface-mount package rated for -40C to +125C operation. A digital signal controller is a hybrid device class that merges the deterministic control flow of a microcontroller (MCU) with the math throughput of a digital signal processor (DSP). Within the power-management hierarchy, the dsPIC33FJ GS family sits at the application layer of switch-mode power supplies, where it closes digital control loops that would otherwise require analog compensation networks. Key features include a high-speed PWM module purpose-built for power conversion, a high-speed 10-bit ADC capable of sampling simultaneously with PWM trigger synchronization, and analog comparators that enable cycle-by-cycle current limiting without CPU intervention. The device integrates 4 DMA channels, 5 external interrupt sources, and 5 timers per the device family description. Architecturally, the GS-series core couples a 16-bit modified Harvard bus structure with DSP instructions (MAC, DSP multiply), allowing single-cycle multiply-accumulate operations that sustain the 40 MIPS rating. The Flash-based program store supports in-circuit serial programming (ICSP) through any PGECx/PGEDx pin pair, and the controller supports boundary scan per family documentation. Typical applications include digital power supplies, interleaved power factor correction (PFC) stages up to 350W in Microchip reference designs, solar inverters, battery chargers, LED drivers, and uninterruptible power supplies, where the tightly coupled PWM-ADC-comparator chain provides fast, deterministic loop response. A critical design consideration: all VDD and VSS pins must be connected and decoupled, and the ICSP programming pair (PGECx/ICSPCLK with the matching PGEDx/ICSPDAT) must be wired as a pair during layout to preserve debug and field-programmability access. This page synthesizes distributor stock and pricing signals, drop-in family alternatives, and practical layout guidance not consolidated in the manufacturer datasheet, verified as of 2026-09-27.

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DSPIC33FJ64GS406-I/MR

DSPIC33FJ64GS406-I/MR - 16-bit DSC, 64KB Flash, 50MIPS | Microchip

The Microchip Technology DSPIC33FJ64GS406-I/MR is a 16-bit digital signal controller (DSC) combining MCU and DSP engine cores, delivering 64KB of on-chip flash memory and 50 MIPS performance in a 64-pin VQFN (9x9 mm) package. It belongs to the GS series optimized for digital power conversion, integrating a high-speed PWM module, high-speed ADC, and analog comparators on a single die. A digital signal controller is a hybrid device that merges the control-flow convenience of a microcontroller (MCU) with the multiply-accumulate (MAC) throughput of a digital signal processor (DSP). Within the power-management semiconductor hierarchy, a DSC sits between a general-purpose MCU and a dedicated power-management IC, executing closed-loop control algorithms for switch-mode power supplies in real time. Key features include the high-speed PWM peripheral engineered for SMPS topologies, a high-speed analog-to-digital converter that can synchronize conversions to the PWM cycle, and multiple analog comparators for cycle-by-cycle current limiting. The device is currently listed by Microchip as In Production, and the industrial temperature suffix (-I) covers -40C to +85C operation. Architecturally, the dsPIC33FJ64GS406 pairs a modified Harvard 16-bit CPU with DSP instructions (MAC, DSP multiply) so that proportional-integral compensators and current-mode control loops execute with deterministic timing. The flash program memory is 64KB, sufficient for complex multi-loop control firmware including PFC stages, resonant converters, and digital ballast algorithms. According to the Microchip family data sheet (document 70000591f), the GS family devices specifically target common multi-loop digital switch-mode power supplies and digital power-conversion applications such as AC-to-DC converters, DC-to-DC converters, power factor correction, and uninterruptible power supplies. Typical applications include interleaved power factor correction (PFC) front ends - Microchip ships a reference design using this controller that accepts universal AC input and produces a single high-voltage DC output up to 350W - plus LLC and full-bridge DC-DC converters, solar micro-inverters, and server power supplies. A key design consideration: keep ICSP (PGECx/PGEDx) programming trace lengths short, and always use a matched PGECx/PGEDx pair - if PGEC2 carries ICSPCLK, ICSPDAT must connect to PGED2. All VDD/VSS pins must be connected and decoupled. This page synthesizes distributor pricing tiers, drop-in family alternatives, and practical digital-power design notes not found in the manufacturer data sheet.

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DSPIC33FJ64GS406-I/PT

DSPIC33FJ64GS406-I/PT - 16-bit DSC, 40MIPS, 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS406-I/PT is a 16-bit digital signal controller (DSC) delivering 40 MIPS performance with 64KB of flash program memory, operating from a 3V to 3.6V supply and housed in a 64-pin TQFP (PT) package rated for -40C to +125C industrial temperatures. 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 DSC sits between general-purpose MCUs and full DSPs: it offers Harvard-architecture dual-bus fetching, DSP multiply-accumulate instructions, and, in the GS family, purpose-built switch-mode power supply (SMPS) peripherals. This makes the dsPIC33FJ GS family the de-facto standard for fully digital power conversion, where control loops execute at switching frequencies of 100 kHz to 1 MHz. Key features of this part center on digital power conversion: a high-speed PWM module with complementary outputs, dead-time insertion, and fault protection; a high-speed 10-bit ADC capable of sampling multiple channels simultaneously with the PWM for tightly coupled control loops; and on-chip comparators. Peripherals supporting common multi-loop digital SMPS topologies include AC-DC converters, DC-DC converters, power factor correction (PFC), and uninterruptible power supplies, per the Microchip product page. The 16-bit dsPIC33F CPU core executes modified Harvard instructions with hardware multiply-accumulate, division assist, and 40 MIPS maximum operation at 3.3V. DMA channels move ADC results and PWM data without CPU intervention, freeing cycles for the control-law computation. Flash self-programming supports field firmware updates in deployed power supplies. Typical applications include interleaved power factor correction stages (Microchip's Interleaved PFC reference design produces 350W from universal AC input), server and telecom DC-DC bricks, solar micro-inverters, battery chargers, and uninterruptible power supply (UPS) control boards. The industrial temperature grade and 64 I/O-capable pin count suit multi-rail power systems. Design consideration: all VDD/VSS pairs must be decoupled, and ICSP programming requires using a matched PGECx/PGEDx pair - ICSPCLK and ICSPDAT must come from the same pair number. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ64GS406T-50I/MR

DSPIC33FJ64GS406T-50I/MR - 16-bit DSC, 50 MIPS, 64KB | Microchip

The Microchip Technology DSPIC33FJ64GS406T-50I/MR is a 16-bit digital signal controller (DSC) delivering 50 MIPS performance with 64KB (64K x 8) of FLASH program memory and 8KB of RAM, housed in a 64-pin VQFN (9x9 mm) package. A digital signal controller combines the computational throughput of a DSP engine with the peripheral integration and ease of use of a microcontroller, sitting in the hierarchy between a general-purpose MCU and a dedicated DSP. Within Microchip's power-management-oriented portfolio, the dsPIC33FJ GS family is purpose-built for switch-mode power supplies (SMPS), digital power conversion, and motor control, where fast control loops and high-resolution PWM are essential. Key features of this device include the 16-bit dsPIC33F core executing up to 50 MIPS, dedicated SMPS peripherals including high-resolution PWM modules with dead-time control, quadrature encoder interface (QEI) inputs, 4 DMA channels, 7 timers, and 2 serial I/O ports. The industrial temperature rating (-40C to +85C, suffix I) suits harsh operating environments, and the T suffix denotes tape-and-reel packaging for automated assembly. The GS-series architecture integrates the SMPS PWM peripheral directly onto the core's internal bus, enabling sub-microsecond control-loop latency in peak-current-mode and voltage-mode converters. Fast ADC sampling synchronized to the PWM reduces jitter and improves transient response in digitally controlled power stages. Typical applications include interleaved power factor correction (PFC) - as demonstrated by Microchip's 350W Interleaved PFC reference design - LLC and half-bridge converters, digital LED drivers, and BLDC/PMSM motor control. The QEI peripheral and PWM channels make it a natural fit for servo and traction drives. Design consideration: place the ICSP (PGECx/PGEDx) traces as short as possible per Microchip's programming guidelines, and budget flash headroom - 64KB is sufficient for most control laws but tight for designs adding communication stacks and bootloaders. This page synthesizes distributor data, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet. Pricing shown is as of 2026-09-27.

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DSPIC33FJ64GS406T-50I/PT

DSPIC33FJ64GS406T-50I/PT - 16-bit DSC 50 MIPS SMPS PWM | Microchip

The Microchip DSPIC33FJ64GS406T-50I/PT is a 16-bit digital signal controller (DSC) delivering 50 MIPS performance with 64KB of Flash memory and 8KB of RAM, housed in a 64-pin TQFP (10x10 mm) surface-mount package operating from a 3.3V supply. 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, the DSC sits above a general-purpose MCU as the control element of digital power conversion systems, replacing analog control loops with firmware-executed proportional-integral compensators running at switching frequencies of hundreds of kilohertz. Key features of this SMPS-focused family member include dedicated high-speed PWM modules with complementary outputs, dead-time control and fault protection, a high-speed 10-bit ADC with multiple sample-and-hold circuits able to sample multiple channels simultaneously, analog comparators, and a quadrature encoder interface (QEI) for motor feedback. The 50 MIPS core throughput allows single- or multi-loop digital power control with deterministic loop timing. Architecturally, the dsPIC33F core uses a modified Harvard pipeline with DSP multiply-accumulate instructions, enabling fast execution of control-law and filter calculations. Programming is via ICSP using tools such as the PICkit or ICD families, and the same family software libraries (SMPS firmware frameworks) carry across pin-compatible GS-series variants, reducing migration risk. Typical applications include AC-DC converters, DC-DC converters, power factor correction (PFC) stages, uninterruptible power supplies, and digital lighting or battery chargers, where the SMPS PWM and ADC combination replaces dedicated analog controllers. The QEI also suits digital motor control. For design, use Microchip's interleaved PFC reference design as a proven starting point, and verify PWM dead-time and ADC trigger timing against your switching frequency. This page synthesizes distributor pricing, same-brand drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ64GS606-50I/MR

DSPIC33FJ64GS606-50I/MR - 16-bit 50MIPS SMPS DSC | Microchip

The Microchip Technology DSPIC33FJ64GS606-50I/MR is a 16-bit digital signal controller (DSC) delivering 50 MIPS performance with 64KB of Flash program memory and 9KB of RAM, housed in a 64-pin VQFN (9x9 mm) package with an exposed thermal pad, rated for operation from -40C to +85C. A digital signal controller combines the computational core of a microcontroller with the arithmetic acceleration of a digital signal processor in a single chip. Within the embedded systems hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP, providing deterministic interrupt latency, hardware multiply-accumulate units, and specialized power-conversion peripherals. The dsPIC33FJ family from Microchip targets real-time control, with the GS series specifically architected for digital switch-mode power supplies. Key differentiating features include a dedicated high-speed SMPS PWM module with complementary outputs and dead-time control, 2 quadrature encoder interfaces (QEI) for motor feedback, an on-chip CAN 2.0B controller for industrial networking, 4 high-speed analog comparators, an on-chip DAC, and a fast 10-bit ADC with multiple sample-and-hold circuits tailored for current sensing in power supplies. Architecturally, the device uses a modified Harvard 16-bit core with DSP instruction extensions, a barrel shifter, multiple internal bus architecture, 4 DMA channels supporting 7 timers, 2 serial I/O ports, and IEEE 1149.2-compatible JTAG boundary scan for test. In-Circuit Serial Programming (ICSP) and In-Application Programming allow firmware updates without removing the device from the board. Typical applications include AC-DC and DC-DC digital power supplies, interleaved power factor correction (PFC) converters, solar micro-inverters, battery chargers, and digital lighting ballasts, where the SMPS PWM module provides cycle-by-cycle control and the comparators implement fast overcurrent protection without CPU intervention. When designing with this device, budget the 3.3V supply and place the exposed pad on a solid ground plane for thermal and EMI performance; also reserve one PGECx/PGEDx pair for ICSP debugging with short traces. This page synthesizes verified distributor data, drop-in alternatives within the GS family, and practical design guidance not found in the manufacturer datasheet.

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DSPIC33FJ64GS606-50I/PT

DSPIC33FJ64GS606-50I/PT - 16-bit DSC 50MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS606-50I/PT is a 16-bit Digital Signal Controller (DSC) delivering 50 MIPS performance with 64 KB of Flash program memory and 9 KB of RAM, housed in a 64-pin TQFP (10x10 mm) surface-mount package rated for industrial temperatures from -40C to +85C. A Digital Signal Controller combines the computational architecture of a digital signal processor (DSP) - including a barrel shifter, multiply-accumulate (MAC) hardware, and multiple internal buses - with the peripheral integration and control flexibility of a microcontroller (MCU). The dsPIC33F family from Microchip sits within the broader 16-bit microcontroller hierarchy and is purpose-built for embedded control tasks that also require fast mathematical processing, such as digital power conversion and motor control. Key differentiating features of the DSPIC33FJ64GS606 include a high-speed PWM module purpose-designed for switch-mode power supplies (SMPS), a high-speed on-chip ADC for simultaneous sampling of multiple channels, and integrated analog comparators - a combination that allows a single chip to close digital control loops for power converters. The device also integrates 4 DMA channels and 7 timers, offloading data movement from the CPU core. Architecturally, the dsPIC33F core supports boundary scan (JTAG) for board-level test, multiple low-power modes, and In-Circuit Serial Programming (ICSP) via the PGECx/PGEDx pins, simplifying field upgrades and debugging with tools such as the MPLAB ecosystem. Typical applications include digital power supplies, interleaved power factor correction (PFC) stages - for which Microchip provides a dedicated reference design - uninterruptible power supplies (UPS), battery chargers, and embedded motor control. When designing with this device, keep ICSP programming trace lengths short and budget the 3.0 V to 3.6 V supply rail carefully for the analog peripherals. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33FJ64GS606-E/MR

DSPIC33FJ64GS606-E/MR - 16-bit DSC 40MIPS 64KB | Microchip

The Microchip Technology DSPIC33FJ64GS606-E/MR is a 16-bit digital signal controller (DSC) delivering 40 MIPS from 64KB (64K x 8) of Flash program memory and 9.216KB of RAM, housed in a 64-pin VQFN (9x9 mm, MR) package with exposed pad and an extended -40C to +125C temperature rating (E suffix). A digital signal controller combines the compute power of a DSP engine with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, a DSC sits between general-purpose MCUs and dedicated digital power ICs: it executes closed-loop control algorithms for switch-mode power conversion while integrating the analog and timing peripherals those loops require. The dsPIC33F family is Microchip's 16-bit DSC line purpose-built for digital power. Key features include a high-speed 16-bit PWM module with complementary outputs and dead-time control, a high-speed 10-bit ADC, analog comparators, four DMA channels, a barrel shifter DSP engine, and boundary-scan (JTAG-capable) debug support. The supply range is 3V to 3.6V (single 3.3V rail), and the operating frequency reaches 40 MIPS, sufficient for multi-loop digital power control at practical switching frequencies. Architecturally, the device pairs a 16-bit RISC CPU with a DSP multiply-accumulate engine and multiple internal buses, allowing control-law computation (PI/PID compensation) to run in parallel with PWM update and ADC sampling. AEC-Q100 and TS 16949 alignment per Microchip USA reporting makes it suitable for automotive-adjacent and industrial power designs. Typical applications are AC-to-DC converters, DC-to-DC converters, power factor correction (PFC), uninterruptible power supplies (UPS), and solar inverters, where multi-loop SMPS control benefits from the integrated high-speed PWM and fast ADC sampling. Design consideration: budget the 3.3V supply decoupling carefully and verify ADC sampling-to-PWM-update latency against your switching frequency; extended-temperature designs should also account for Flash endurance and retention derating above 105C. This page adds value beyond the datasheet with drop-in alternative cross-references, distributor pricing tiers as of 2026-09-27, and practical digital-power design notes compiled for engineers and buyers.

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DSPIC33FJ64GS606-I/MR

DSPIC33FJ64GS606-I/MR - 16-bit DSC 40MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS606-I/MR is a 16-bit digital signal controller (DSC) delivering up to 40 MIPS at 40 MHz with 64 KB of flash program memory and 9216 words of RAM, housed in a lead-free plastic QFN-44 package measuring 8 x 8 mm. A digital signal controller combines the compute throughput of a digital signal processor (DSP) with the peripheral integration and deterministic control of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33FJ GS family sits at the top: microcontroller -> digital signal controller -> digital power controller. The GS subfamily is purpose-built for switch-mode power supply (SMPS) control, where deterministic interrupt latency and specialized analog peripherals matter more than general-purpose I/O volume. Key features include a high-speed PWM module purpose-designed for multi-loop power conversion, a high-speed ADC for current- and voltage-loop sampling, and integrated analog comparators that offload cycle-by-cycle current limiting from software. The device provides 8 timers, 4 DMA channels, and 2 serial I/O ports, with in-circuit (ICSP) and in-application programming plus IEEE 1149.2-compatible JTAG boundary scan for production programming and board-level test. Architecturally, the CMOS 16-bit core executes DSP-class multiply-accumulate instructions for control-law computation (PID, 3P3Z compensators), supporting multiple internal bus architectures that keep instruction fetch, data access, and DMA transfers from contending. Supply voltage is 3 V to 3.6 V, and the -I temperature grade covers -40C to +85C for industrial environments. Typical applications include AC-to-DC converters, DC-to-DC converters, power factor correction (PFC) stages, uninterruptible power supplies (UPS), and multi-loop digital SMPS designs. Microchip provides an interleaved PFC reference design specifically for this SMPS dsPIC family. Design consideration: the QFN package exposes its ground pad beneath the die; a solid VSS grid and thermal via array under the package are essential for signal integrity in high dv/dt power environments. This page synthesizes verified distributor pricing, drop-in family alternatives, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33FJ64GS606-I/PT

DSPIC33FJ64GS606-I/PT - 16-bit DSC, 40 MIPS, 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS606-I/PT is a 16-bit digital signal controller (DSC) from the dsPIC33F GS family, delivering up to 40 MIPS at 3.3V with 64KB of Flash program memory, 9216 words of RAM, and a high-speed PWM module purpose-built for digital power conversion, housed in a 64-pin TQFP (10x10 mm) package with industrial -40C to +85C temperature grade. A digital signal controller combines the compute throughput of a DSP core with the deterministic peripheral set of a microcontroller. Within the power-management hierarchy, the DSC sits above a plain MCU for control-loop tasks: it executes Proportional-Integral-Derivative (PID) and predictive control loops for switch-mode power supplies (SMPS) at switching frequencies of hundreds of kilohertz, where a general-purpose MCU would struggle to close the loop within one PWM period. Hypernyms include DSC -> MCU -> embedded controller -> semiconductor. The GS sub-family is explicitly designed by Microchip for multi-loop digital SMPS topologies. Key features include a modified Harvard 16-bit DSP engine with single-cycle MAC and dual operand fetch, dedicated high-speed PWM peripherals with complementary outputs and dead-time control, high-speed analog-to-digital converters tightly coupled to the PWM for minimum loop latency, four DMA channels, multiple UART/SPI/I2C interfaces, and on-chip analog comparators that support cycle-by-cycle current limiting without external circuitry - essential for peak-current-mode converters. The architecture concurrently fetches two data operands from memory while multiplying two W registers and accumulating the result in a single cycle, per the Microchip datasheet. PWM resolution is configurable up to 16-bit at lower switching frequencies and the 4-input high-speed ADC supports up to 4 Msps throughput when the converter is switched. The comparator and PWM synchronization enables sub-microsecond hardware-level fault response. The /PT suffix denotes the 64-pin TQFP surface-mount package, while the -I suffix indicates industrial temperature grade. Typical applications include AC-to-DC converters, DC-to-DC converters, power factor correction (PFC) stages, uninterruptible power supplies (UPS), solar inverters, and digital welding power sources. Microchip's Interleaved PFC reference design, producing up to 350W from universal AC input, is based on this family. Design consideration: verify 3.3V rail sequencing before VDD reaches 5V at ICSP (PGECx/PGEDx) and trace length per the datasheet layout guidance. This page synthesizes verified distributor pricing, drop-in same-family alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33FJ64GS606T-50I/PT

DSPIC33FJ64GS606T-50I/PT - 16-bit 50MIPS DSC 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS606T-50I/PT is a 16-bit digital signal controller (DSC) delivering 50 MIPS performance with 64KB of flash memory and 9KB of RAM, housed in a 64-pin TQFP (10x10 mm) surface-mount package rated for -40C to +85C industrial operation at 3.3V. 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, the DSC sits between a general-purpose MCU and a dedicated DSP, making it the preferred device class for closed-loop digital switch-mode power supplies (SMPS) where fast control loops, high-resolution PWM and on-chip analog are all mandatory. Key differentiating features of the GS606 include dedicated SMPS PWM modules with high resolution for precise duty-cycle control, two quadrature encoder interface (QEI) inputs for motor feedback, an on-chip CAN module for system communication, a DAC for reference generation, and four analog comparators for fast overcurrent and cycle-by-cycle protection. Per Microchip product data, the device enumerates as a 16-bit DSC with 64KB Flash, 9KB RAM, 50 MHz operation, SMPS PWM, 2 QEI, CAN, DAC and 4 comparators. Architecturally, the dsPIC33F core pairs a modified Harvard 16-bit pipeline with DSP multiply-accumulate instructions, allowing single-cycle MAC operations in control-loop interrupt service routines. The deep analog integration lets the GS606 close voltage and current loops entirely on-chip, reducing external component count and board area. Typical applications include AC-to-DC converters, DC-to-DC converters, power factor correction (PFC) stages, uninterruptible power supplies, and digitally controlled lighting or motor-drive power stages, as cited on the Microchip dsPIC33FJ64GS606 product page. Design consideration: budget the PWM resolution against the instruction clock and verify comparator response times for your overcurrent trip threshold; the TQFP thermal pad-free package requires solid ground pours for high-frequency switching layouts. This page synthesizes distributor availability data, same-family drop-in options, and digital-power design notes not consolidated on the manufacturer product page.

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DSPIC33FJ64GS606T-I/MR

DSPIC33FJ64GS606T-I/MR - 16-bit 40MIPS DSC 64KB | Microchip

The Microchip Technology DSPIC33FJ64GS606T-I/MR is a 16-bit digital signal controller (DSC) from the dsPIC33F GS family, delivering 40 MIPS performance with 64 KB (64K x 8) of program flash memory and 9216 words of RAM, housed in a 64-pin VQFN (MR) package with exposed thermal pad operating at 3.3V. A digital signal controller combines the compute throughput of a DSP with the peripheral integration and control flexibility of a microcontroller. Within the power-management hierarchy, a DSC sits above a standard MCU for closed-loop control tasks: it executes control loops fast enough for switch-mode power conversion while integrating specialized analog and timing peripherals on one die. Key features include a high-speed PWM module purpose-built for digital switch-mode power supplies (SMPS), a high-speed 10-bit ADC with multiple sample-and-hold circuits for simultaneous multi-rail sampling, analog comparators, and four DMA channels. The device supports In-Circuit Serial Programming (ICSP) and debugging via PGECx/PGEDx pins, plus boundary-scan capability and low-power modes. Technically, the dsPIC33FJ64GS606 core pairs a 16-bit modified Harvard architecture with DSP engine instructions (fixed-point format, barrel shifter), letting a single device run a PFC loop and downstream DC-DC loops concurrently. Peripheral pin-select and rich timer resources reduce external glue logic in compact power supplies. Typical applications include AC-to-DC converters, DC-to-DC converters, power factor correction (PFC) stages, uninterruptible power supplies, and digital lighting ballasts. The GS family was explicitly designed by Microchip for these multi-loop digital power-conversion applications. Design consideration: keep the ICSP connector trace lengths to PGECx/PGEDx as short as possible for reliable in-circuit debugging, and verify that the 40 MIPS grade (-I, industrial temperature) matches your switching-frequency headroom; a 50 MIPS variant exists if more loop bandwidth is required. This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33FJ64GS606T-I/PT

DSPIC33FJ64GS606T-I/PT - 16-bit DSC 40MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS606T-I/PT is a 16-bit Digital Signal Controller (DSC) delivering up to 40 MIPS from 64KB of Flash program memory with 9KB of RAM, housed in a 64-lead TQFP (10x10 mm) surface-mount package operating from a 3.3V supply. A Digital Signal Controller combines the computational power of a digital signal processor with the peripheral integration and control architecture of a microcontroller, sitting between an MCU and a DSP in the embedded hierarchy. In the digital power domain, DSCs replace analog control loops with firmware-executed PID compensators, enabling programmable, adaptive switch-mode power supplies. The GS606 variant is purpose-built for digital power conversion: it integrates a high-speed PWM module with multiple output pairs, complementary outputs, dead-time control, and fault inputs, alongside a high-speed 10-bit ADC with simultaneous multi-channel sampling and analog comparators. These peripherals allow a single device to close both the fast inner current loop and the slower outer voltage loop in SMPS topologies. The device also provides 8 timers, 4 DMA channels, and serial communication interfaces (UART, SPI, I2C) per the distributor-listed feature set. Architecturally, the dsPIC33F core uses a 16-bit modified Harvard pipeline with DSP instructions (MAC, multiply) and two 40-bit accumulators, sustaining 40 MIPS operation. In-Circuit Serial Programming (ICSP) via PGECx/PGEDx pins supports field updates, and Microchip recommends short ICSP traces on the PCB. Typical applications include AC-DC converters, DC-DC converters, Power Factor Correction (PFC) stages, uninterruptible power supplies (UPS), solar inverters, LED drivers, and high-performance motor control, where high-speed analog acquisition and flexible PWM are mandatory. For design, budget the 3.3V rail carefully and route PWM outputs with controlled edge rates to limit switching-node ringing; dead-time settings must be validated against MOSFET gate-charge specifications to prevent shoot-through. This page synthesizes verified distributor listings, datasheet-family cross references, and digital-power design guidance not consolidated on typical catalog pages.

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DSPIC33FJ64GS608-50I/PT

DSPIC33FJ64GS608-50I/PT - 16-bit 50MIPS DSC | Microchip

The Microchip Technology DSPIC33FJ64GS608-50I/PT is a 16-bit digital signal controller (DSC) combining MCU ease of use with DSP performance, delivering 50 MIPS from a dsPIC33F core with 64KB (64K x 8) Flash program memory and 9KB RAM, housed in an 80-pin TQFP (12x12 mm) package. A digital signal controller is a hybrid semiconductor that merges the control peripherals of a microcontroller with the computational throughput of a digital signal processor. Within the power-management semiconductor hierarchy, the DSC sits above general-purpose MCUs and below dedicated DSPs, making it the preferred controller class for closed-loop digital power conversion where fast, deterministic control loops are required. Key differentiating features include the high-speed PWM module with special SMPS operating modes, a high-speed 10-bit ADC with multiple sample-and-hold circuits, and on-chip analog comparators - a peripheral set purpose-built for multi-loop digital switch-mode power supplies (SMPS). The device also provides 2 QEI modules, a CAN controller, DAC outputs, and 4 DMA channels for efficient data movement. Architecturally, the dsPIC33F core executes DSP instructions (MAC, barrel shifter) with dual operands fetched in a single cycle, enabling digital filter algorithms and high-precision control-loop computations at 50 MIPS. Extended-temperature variants such as the /50E grade and industrial (-40C to +85C) /50I grade share the same die and peripheral map. Typical applications include AC-to-DC converters, DC-to-DC converters, power factor correction (PFC) stages, uninterruptible power supplies (UPS), and digital lighting or battery-charging power stages. Design consideration: connect every VDD/VSS pair and pair PGECx/PGEDx consistently for ICSP programming - the device has multiple ICSP pin pairs that must be used as matched pairs. This page synthesizes distributor pricing, drop-in same-footprint alternatives, and practical design notes not found in the manufacturer datasheet, with pricing referenced as of 2026-09-27.

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DSPIC33FJ64GS608-I/PT

DSPIC33FJ64GS608-I/PT - 16-bit DSC 40MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS608-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 40 MIPS performance with 64KB (64K x 8) of Flash program memory, operating from a 3V to 3.6V supply in an 80-pin TQFP (12x12 mm) surface-mount package rated from -40C to +85C. A Digital Signal Controller combines the compute throughput of a Digital Signal Processor (DSP) with the peripherals, ease of use, and interrupt structure of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33F GS family sits at the controller layer of a digital switch-mode power supply (SMPS), executing the control loop that a dedicated analog controller would otherwise implement in hardware. The GS series is purpose-built for digital power conversion: it integrates high-speed PWM peripherals, high-speed ADC and analog comparators, the core building blocks for multi-loop SMPS control. According to Microchip product documentation, these devices support AC-to-DC converters, DC-to-DC converters, Power Factor Correction (PFC), and uninterruptible power supplies (UPS). The 40 MIPS dsPIC33F core is designed to execute digital filter algorithms, high-speed precision digital control loops, and digital audio and speech processing. Its DSP engine supports MAC-class instructions that enable the tight, deterministic loop timing required by peak-current-mode and voltage-mode converters switching at hundreds of kilohertz. In-Circuit Serial Programming (ICSP) via PGECx/PGEDx pin pairs allows field firmware updates without removing the device from the board. Typical applications include interleaved PFC front ends (Microchip publishes a 350W interleaved PFC reference design for this family), telecom and server DC-DC bricks, solar micro-inverters, UPS inverter control, and battery chargers. Design consideration: all VDD/VSS pairs must be decoupled and connected, and the ICSP PGECx/PGEDx pair must be routed as a matched pair with short traces to the programming connector; using PGEC2 for ICSPCLK requires PGED2 for ICSPDAT. This page adds value beyond the datasheet by synthesizing distributor pricing, drop-in family alternatives, cross-reference guidance, and practical design notes in one place.

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DSPIC33FJ64GS608T-50I/PT

DSPIC33FJ64GS608T-50I/PT - 16-bit DSC 50MIPS 64KB | Microchip

The Microchip Technology DSPIC33FJ64GS608T-50I/PT is a 16-bit digital signal controller (DSC) delivering 50 MIPS performance with 64KB of Flash memory and 9KB of RAM, housed in an 80-pin TQFP surface-mount package rated for -40C to +85C operation from a 3V to 3.6V supply. A digital signal controller combines the compute throughput of a DSP with the peripheral integration and control-friendly architecture of a microcontroller. Within the power-management hierarchy, the dsPIC33FJ GS family sits above generic MCUs for digital power tasks: its instruction set supports fast PID and compensator loops, while dedicated high-speed PWM hardware closes control loops without CPU intervention. This makes DSCs the de-facto standard for digitally controlled switch-mode power supplies and power factor correction stages. Key features include dedicated high-speed PWM peripherals with complementary outputs, dead-time control and fault protection tailored for SMPS topologies; on-chip high-speed ADC modules synchronized to the PWM for cycle-by-cycle sampling; multiple analog comparators for overcurrent and overvoltage protection; CAN for industrial communication; DAC channels and QEI inputs for motion-oriented power conversion. The 50 MIPS core executes one instruction per cycle, allowing multi-loop control schemes in a single device. Architecturally, the device uses a modified Harvard 16-bit core with DSP multiply-accumulate instructions, separate program and data buses, and hardware looping. The Flash-based program memory supports in-circuit self-programming, and the supply range of 3.0V to 3.6V matches standard 3.3V rails. According to Microchip product documentation, the family explicitly targets AC to DC converters, DC to DC converters, power factor correction, and uninterruptible power supplies. Typical applications include digitally controlled AC-DC power supplies, interleaved PFC front ends, DC-DC converters, UPS systems, solar inverters, battery chargers, and LED drivers, where the PWM-ADC-comparator pipeline handles fast current-mode control while the CPU executes slower voltage and system loops. Design consideration: keep the 3.3V supply within the 3.0V to 3.6V window, decouple all VDD/VDDCORE pins with low-ESR ceramics close to the TQFP, and route PWM outputs away from analog ADC inputs to preserve conversion accuracy. This page synthesizes distributor pricing, drop-in alternatives, design notes, and comparison data not found on the manufacturer product page alone.

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DSPIC33FJ64GS610-50I/PT

DSPIC33FJ64GS610-50I/PT - 16-bit DSC 50MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33FJ64GS610-50I/PT is a 16-bit digital signal controller (DSC) delivering 50 MIPS performance with 64KB Flash program memory and 9KB RAM, housed in a 100-pin TQFP (12x12 mm) package with industrial temperature rating of -40C to +85C. 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 hierarchy, DSCs such as the dsPIC33FJ64GS610 sit between general-purpose MCUs and dedicated power controllers, providing deterministic execution for closed-loop switch-mode power supply (SMPS) control loops running at hundreds of kilohertz. Key features include a dedicated SMPS PWM module optimized for power conversion, four high-speed comparators, an on-chip DAC, two quadrature encoder interfaces (QEI), a CAN 2.0B controller, and four DMA channels. The 16-bit modified Harvard architecture includes DSP engine instructions (MAC, barrel shifter) enabling fast execution of proportional-integral control algorithms without external assistance. The device is designed specifically for digital power applications: the high-resolution PWM module supports complementary outputs, dead-time insertion, and fault protection required by LLC, half-bridge, full-bridge, and boost topologies. IEEE 1149.2-compatible JTAG boundary scan and In-Circuit Serial Programming (ICSP) via PGECx/PGEDx pins simplify production programming and board-level test. Typical applications include interleaved power factor correction (PFC), digital AC-DC and DC-DC converters, solar inverters, battery chargers, UPS systems, and industrial motor drives where sensor feedback loops demand DSP-class throughput. For design, keep ICSP trace lengths short per the Microchip datasheet recommendation, and budget the 3.3V supply with adequate decoupling across the 100-pin TQFP. This page consolidates verified specifications, drop-in alternatives, application guidance, and distributor sourcing data in one place - information not assembled in the manufacturer datasheet alone.

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DSPIC33FJ64GS606-I/MR - 16-bit DSC 40MIPS 64KB Flash | Microchip

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