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DSPIC33FJ16GS504-50I/PT

DSPIC33FJ16GS504-50I/PT - 50MIPS 16KB Flash SMPS DSC | Microchip

The Microchip Technology DSPIC33FJ16GS504-50I/PT is a 16-bit Digital Signal Controller (DSC) that combines DSP performance with MCU simplicity, delivering up to 50 MIPS at a maximum CPU clock of 50 MHz. It integrates 16 KB of Flash program memory and 2 KB of SRAM in a 44-pin TQFP (PT) package, and is purpose-built for digital switch-mode power supply (SMPS) and digital power conversion applications. Operating from 3.0 V to 3.6 V, the device supports -40 °C to +85 °C industrial temperature range with CMOS low-power technology. What is a Digital Signal Controller (DSC)? A DSC is a hybrid architecture that merges a microcontroller's deterministic control peripherals (timers, PWM, ADC, comparators) with a DSP engine capable of executing single-cycle MAC (multiply-accumulate) operations. The taxonomy is: DSC -> microcontroller -> embedded processor -> semiconductor. dsPIC33F devices specifically target real-time closed-loop control where high-resolution PWM and fast ADC feedback are essential, such as in digitally controlled power converters. Key features include up to four high-speed comparators with direct PWM trip-zone input, high-resolution 10-bit ADC with up to 24 input channels (4 Msps), 35 general-purpose I/O pins, and dedicated PWM modules for multi-loop SMPS topologies. The architecture supports advanced control loops for power factor correction (PFC), LLC resonant converters, and phase-shifted full-bridge topologies, all with deterministic interrupt latency critical for power-electronics control loops. Typical applications include AC-to-DC converters, isolated DC-to-DC converters (quarter-brick, intermediate bus architecture), uninterruptible power supplies (UPS), digital PFC stages, solar inverters, and LED drivers. The combination of 50 MIPS DSP throughput and dedicated SMPS peripherals enables single-DSP control of complex multi-loop converters that previously required separate controller + DSP combinations. When designing with this device, allocate sufficient PCB area for the 44-pin TQFP thermal pad and follow Microchip's SMPS layout guidelines - keep high-current switching loops short and use the dedicated PWM fault inputs to protect power MOSFETs during over-current events. Programming is supported by MPLAB X IDE with the XC16 compiler and Microchip's free dsPIC DSC SMPS Library.

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DSPIC33FJ16GS504-50I/TL

DSPIC33FJ16GS504-50I/TL - 50MIPS 16KB Flash SMPS DSC | Microchip

The Microchip Technology DSPIC33FJ16GS504-50I/TL is a 16-bit Digital Signal Controller (DSC) from the dsPIC33F family, featuring a dsPIC core capable of 50 MIPS at 3.3V operation, with 16KB of Flash program memory and 2KB of RAM, housed in a 44-pin TLA TQFP-style surface-mount package. The part integrates a high-performance 16-bit MCU with extensive DSP functionality tailored for switch-mode power supply (SMPS) and digital power conversion applications, and includes a 4-channel high-speed PWM, a 4-channel DAC, and 4 analog comparators optimized for multi-loop digital power topologies. A Digital Signal Controller (DSC) is a hybrid device that combines the interrupt-driven deterministic control of a microcontroller with the deterministic-cycle computational throughput of a Digital Signal Processor (DSP). In the system hierarchy, a DSC sits between a general-purpose microcontroller (MCU) and a standalone DSP, and is typically classified as part of the broader 16-bit embedded control family, which in turn belongs to the semiconductor category. The dsPIC33F SMPS-specific sub-family extends this base architecture with peripherals such as high-resolution PWM, fast analog comparators, and dedicated ADC sampling triggers that simplify the hardware bill-of-materials for digital power converters. Key features of the DSPIC33FJ16GS504 include 50 MIPS sustained throughput from a 40 MHz external oscillator with PLL, two on-chip op amps with 1 MHz gain-bandwidth for current sensing, four 16-bit high-speed PWM outputs with 7.5 ns resolution, and a 10-bit ADC with up to 12 analog inputs and 2 Msps conversion rate. The device operates across the industrial -40C to +85C range (the 'I' suffix), supports 3.0V to 3.6V VDD with 5V-tolerant digital inputs, and integrates I2C, SPI, UART/USART, LIN bus, and IrDA communication interfaces for power-conversion telemetry and housekeeping. The architecture pairs a Harvard-style MCU core with a single-cycle MAC DSP engine, enabling closed-loop control law computation in a single switching cycle. Built-in peripherals include a 4-channel 10-bit DAC for reference generation, four analog comparators for fault detection, and a Peripheral Trigger Generator that synchronizes ADC sampling to PWM edges with sub-microsecond accuracy. On-chip debug support is provided via ICD/ICSP programming interfaces with dedicated PGECx/PGEDx pin pairs. Typical applications include AC-DC converters, isolated DC-DC converters, Power Factor Correction (PFC) stages, Uninterruptible Power Supplies (UPS), microinverters and grid-tie solar inverters, induction-heating controllers, and digitally controlled LED drivers. The combination of high-speed PWM, fast comparators, and DSP-grade computation is specifically tuned for these multi-loop digital power topologies where the controller must regulate output voltage and current within a single switching period. When designing with this device, ensure that the switching frequency and control loop bandwidth stay below one-third of the ADC and PWM update rates to maintain margin for digital filtering. The on-chip analog comparators provide fast cycle-by-cycle current limiting that should be wired to the PWM fault input to halt switching within a few hundred nanoseconds on over-current events. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, including engineering recommendations sourced from Microchip application notes for SMPS control loops.

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DSPIC33FJ16GS504-E/ML

DSPIC33FJ16GS504-E/ML - 16-bit SMPS DSC, 40 MIPS, 16 KB Flash | Microchip

The Microchip Technology DSPIC33FJ16GS504-E/ML is a high-performance 16-bit Digital Signal Controller (DSC) engineered for digital power conversion and Switch-Mode Power Supply (SMPS) applications, delivering 40 MIPS of processing throughput from a 16 KB Flash program memory in a 44-pin QFN (8x8 mm) package. According to Microchip's official product page, the device integrates a DSP-enhanced Harvard architecture, high-speed 10-bit ADC, dedicated PWM modules, and analog comparators specifically designed to support multi-loop digital SMPS topologies such as AC-DC, DC-DC, Power Factor Correction (PFC), UPS, and inverter stages. The DSC (Digital Signal Controller) is a hybrid class of microcontrollers that combines a 16-bit MCU core with a Digital Signal Processor engine on the same silicon. Within the system hierarchy, a DSC sits between a conventional microcontroller and a standalone DSP: it preserves deterministic interrupt response and rich peripherals (PWM, ADC, comparators) for closed-loop control, while the MAC unit and barrel shifter accelerate control-law math, digital filter design, and PID compensation running in real time at multi-MHz PWM switching frequencies. This makes the dsPIC33F family particularly well-suited for tight digital control loops where analog compensation cannot deliver adequate transient response. Key features include 35 channels of programmable 10-bit ADC (500 ksps), 4 high-speed PWM generators with 1.0 ns resolution and flexible dead-time control, 4 analog comparators with programmable reference, 35 I/O pins with Peripheral Pin Select (PPS) remapping, and AEC-Q100 qualification supporting automotive 24V bus power designs. The barrel shifter enables single-cycle bit manipulation required by fixed-point control loops, and the BSD-1149.1 boundary-scan chain supports board-level testability. Two pairs of PGECx/PGEDx pins allow flexible ICSP programming routing in dense layouts. Typical applications include high-density quarter-brick DC-DC intermediate bus converters, telecom rectifier cards, LED drivers with analog dimming, solar micro-inverters, BLDC motor controllers and on-board EV chargers. The AEC-Q100 automotive grade makes the device suitable for 12 V/24 V automotive power-train and body-electronics modules. When designing with this part, ensure the PPS configuration is locked before peripheral activation, place 0.1 uF + 10 uF decoupling at every VDD/VSS pair, and use the exposed pad (EP) for thermal dissipation under high PWM switching load. Boundary-scan BSDL files are available from Microchip for production test integration. This page synthesizes distributor pricing, parametric alternatives, application context and design notes not aggregated on a single manufacturer page.

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DSPIC33FJ16GS504-E/PT

DSPIC33FJ16GS504-E/PT - 40 MIPS 16-bit SMPS DSC, 16KB Flash | Microchip

The Microchip DSPIC33FJ16GS504-E/PT is a 16-bit Digital Signal Controller (DSC) in the dsPIC33F family optimized for Switch Mode Power Supply (SMPS) and digital power conversion applications, housed in a 44-pin TQFP package (10x10 mm, 0.80 mm pitch). It combines a high-performance 40 MIPS dsPIC DSP engine with an integrated 16 KB Flash program memory and 2 KB RAM, plus SMPS-oriented peripherals including high-speed PWM modules, 10-bit ADC and high-speed comparators. A Digital Signal Controller is a hybrid MCU+DSP that integrates a microcontroller's deterministic control peripherals with a digital signal processor's MAC engine and single-cycle instruction paths. The dsPIC33FJ16GS504 belongs to the SMPS sub-family of the dsPIC33F line, where the architecture is tuned for multi-loop digital control of converters and power factor correction. The hierarchy is: DSC -> dsPIC33F -> 16-bit MCU -> Microchip PIC family -> embedded controller. Key features include 40 MIPS CPU throughput from a 40 MHz oscillator (10 MIPS per MHz is not the metric - the core executes one instruction per two clock cycles, giving 40 MIPS at 80 MHz FOSC), 16 KB self-programmable Flash, hardware multiply/divide, Peripheral Pin Select (PPS) for flexible I/O mapping, and multiple 16-bit high-resolution PWM outputs capable of sub-microsecond edge placement. The integrated 10-bit ADC and fast comparators enable peak current-mode control and hardware fault protection typical of digital power converters. Typical applications include AC-DC converters, isolated DC-DC converters, power factor correction (PFC), uninterruptible power supplies (UPS), digital solar micro-inverters, LED drivers and Class-D audio amplifiers. Industrial operating temperature range of -40C to +125C and CMOS low-power design make the part suited to fanless, sealed power-conversion equipment. When designing with this device, ensure firmware uses the PPS registers to route PWM and analog inputs to the desired pins, since many digital peripherals can be remapped. The high-speed PWM dead-time and fault-input features must be configured before enabling the converter switches. Note: the production datasheet is the family document covering dsPIC33FJ06GS101/X02 and dsPIC33FJ16GSX02/X04. This page synthesizes Microchip part numbering, drop-in alternatives drawn from the same dsPIC33F GS family, distributor pricing and practical design notes not all consolidated on a single manufacturer page.

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DSPIC33FJ16GS504-H/PT

DSPIC33FJ16GS504-H/PT - 16-bit SMPS DSC, 40MHz, 16KB Flash | Microchip

The Microchip DSPIC33FJ16GS504-H/PT is a 16-bit Digital Signal Controller (DSC) in the dsPIC33F SMPS family, operating at up to 40 MHz with 16 KB of Flash program memory and 2 KB of SRAM. It is offered in a 44-pin TQFP (10x10 mm) package with 35 I/O pins and is qualified for the high-temperature -40C to +150C automotive/industrial range, as indicated by the "-H" temperature grade. What is a Digital Signal Controller (DSC)? A DSC is a hybrid device that combines the deterministic interrupt and peripheral architecture of a microcontroller with the high-throughput arithmetic capability of a Digital Signal Processor (DSP). Within the broader taxonomy, this part sits at: DSC -> microcontroller -> embedded controller -> semiconductor. The dsPIC33F family is widely used in switch-mode power supply (SMPS) and digital power conversion, where its DSP engine executes voltage and current loops in hardware while the CPU handles housekeeping and communication. Key features include four high-speed PWM channels with up to 1 ns resolution, four high-speed analog comparators with direct PWM connection (no software latency), a 10-bit ADC with up to 4 MSPS, and on-chip peripherals tuned for multi-loop digital power topologies. The device operates from 3.0 V to 3.6 V and integrates Peripheral Pin Select (PPS) for flexible pin assignment. Architecturally, the DSPIC33FJ16GS504 combines a 16-bit modified Harvard MCU core with a single-cycle MAC DSP engine, two 40-bit accumulators, and a barrel shifter. The result is a controller that can close voltage-mode and peak-current-mode control loops in firmware without external analog components, while still fitting in a 10x10 mm TQFP footprint. Typical applications include digital switch-mode power supplies (AC-DC, DC-DC, PFC), uninterruptible power supplies, solar microinverters, grid-tie inverters, and digital lighting ballasts. The combination of high-speed PWM, fast comparators, and DSP throughput makes it a strong fit for high-frequency, multi-loop converter designs. When designing with this device, verify that the high-temperature grade matches your application's thermal envelope; the parallel DSPIC33FJ16GS504-I/PT (-40C to +85C) is the commercial alternative. Decoupling and ground plane layout are critical because analog and switching currents share the same silicon. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers select and source the right SMPS-focused DSC for their power-conversion design.

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DSPIC33FJ16GS504-I/PT

DSPIC33FJ16GS504-I/PT - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16GS504-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 40 MIPS of combined MCU/DSP performance in a 44-pin TQFP (10x10 mm) package. It integrates 16 KB of Flash program memory, 2 KB of SRAM, 35 general-purpose I/O pins, and a 3.0 V to 3.6 V single supply rail, targeting high-performance digital power conversion. What is a Digital Signal Controller? A DSC is a hybrid device that merges a microcontroller (MCU) with a single-cycle DSP engine on a single die. The result is a part that can run deterministic control loops (PID, state machines, communication stacks) AND execute signal-processing math (MAC, FFT, IIR/FIR filters, sliding-mode control) without offloading to a separate DSP chip. The dsPIC33F family, of which the DSPIC33FJ16GS504 is a member, sits in the broader taxonomy: microcontroller -> DSC -> digital signal controller -> embedded processing -> semiconductor. The 'GS' suffix indicates the 'General-purpose Switch-mode power supply' variant, tuned for SMPS and digital power applications. Key differentiating features include up to four high-speed 10-bit PWMs with 1.04 ns resolution, a 12-bit ADC capable of 1.1 Msps with up to 18 analog inputs, up to four high-speed analog comparators with direct PWM-trigger paths, and Peripheral Pin Select (PPS) for flexible I/O mapping. These resources enable multi-loop digital SMPS topologies on a single chip. The architecture combines a 16-bit modified Harvard core with a single-cycle 40-bit accumulator DSP engine, on-chip 16 KB Flash with self-programmability, and 2 KB SRAM. The 'GS' peripheral set (high-speed PWM, ADC, comparators, programmable fault inputs) is the engineering reason this part is recommended over general-purpose dsPIC33FJxxMCxxx motor-control variants in SMPS designs. Typical applications include AC/DC and DC/DC converters, Power Factor Correction (PFC) stages, uninterruptible power supplies (UPS), digital solar inverters, and high-density quarter-brick intermediate-bus converters (referenced in Microchip's published reference designs). Design consideration: At 40 MIPS the device dissipates roughly 40 mA core current; de-rate by 1.5x for thermal guard-band on a 4-layer 2 oz copper 44-TQFP PCB with no airflow. Tie unused PWM outputs to logic low through 10 kOhm to prevent shoot-through. This page synthesizes distributor pricing, drop-in alternatives from the same dsPIC33F 'GS' family, and practical PCB layout guidance not collected in a single place inside the manufacturer datasheet.

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DSPIC33FJ16GS504-I/TL

DSPIC33FJ16GS504-I/TL - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16GS504-I/TL is a 16-bit Digital Signal Controller (DSC) delivering up to 40 MIPS of processing performance with 16 KB of on-chip Flash program memory and 2 KB of SRAM, housed in a 44-pin VTLA (6x6 mm) surface-mount package with an exposed thermal pad. It belongs to the dsPIC33F SMPS (Switch-Mode Power Supply) family, optimized for high-speed digital control loops in power-conversion systems. A Digital Signal Controller (DSC) is a hybrid device that combines a microcontroller (MCU) with a Digital Signal Processor (DSP) engine on a single die. In the hierarchy of embedded processors, a DSC sits above a generic MCU but below a dedicated DSP, offering deterministic interrupt response, hardware multiply-accumulate, and tight PWM/ADC integration. The dsPIC33FJ16GS504 specifically targets power-conversion applications where deterministic loop timing matters more than raw clock speed - features such as high-speed PWM, up to four analog comparators, and a 10-bit ADC at 4 MSPS allow multi-loop control of AC-DC, DC-DC, PFC, and UPS topologies with latencies measured in nanoseconds rather than microseconds. Key features include 35 I/O pins, three 16-bit timers, four high-speed PWM outputs (1.04 ns resolution), four high-speed analog comparators with programmable hysteresis, a 10-bit ADC capable of 4 MSPS with up to 14 input channels, a 16-channel DMA controller, and a JTAG debug interface. Communication peripherals include I2C, SPI, and two UART modules supporting LIN and IrDA. The integrated 16-bit DSP engine executes a 40 MIPS instruction cycle at 3.0-3.6 V supply. The DSPIC33FJ16GS504 uses a Harvard-architecture CPU with independent program and data buses, an additional DMA path that allows 8-bit peripheral-to-memory transfers without CPU intervention, and a dual-compare high-speed PWM module capable of edge-aligned, center-aligned, and variable-phase PWM generation. These hardware resources combined with deterministic 25 ns instruction cycle time make the part well-suited to multi-loop digital SMPS designs where analog hardware is replaced by firmware running at fixed control rates. Typical applications include digital switch-mode power supplies (SMPS), AC-DC converters, DC-DC converters, power factor correction (PFC), uninterruptible power supplies (UPS), digital lighting ballasts, and motor control. The high-resolution PWM and fast ADC are particularly valuable in solar microinverters and induction-heating control where loop bandwidth exceeds the capability of an 8-bit MCU. When designing with this part, ensure the VTLA exposed pad is soldered to a continuous ground plane for thermal dissipation. Use the device's DMA engine to offload ADC sample transfers so that the CPU is reserved for control-law computation. Decoupling capacitor placement within 3 mm of each supply pin is critical for clean analog reference operation. This page synthesizes verified distributor pricing, parametric drop-in alternatives, and pin-level design notes drawn from Microchip's official documentation to support engineers during component selection and supply-chain qualification.

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DSPIC33FJ16GS504T-50I/ML

DSPIC33FJ16GS504T-50I/ML - 50 MIPS 16KB Flash SMPS DSC | Microchip

The Microchip DSPIC33FJ16GS504T-50I/ML is a 16-bit Digital Signal Controller (DSC) engineered for high-performance digital power-conversion applications, operating at 50 MIPS from a 44-pin QFN (8x8 mm) package with an exposed thermal pad. The device integrates 16 KB of Flash program memory, 2 KB of RAM, and a high-speed DSP engine alongside SMPS-optimized peripherals including high-resolution PWM modules, high-speed 10-bit ADCs, and dedicated analog comparators. It supports a 3.0V to 3.6V core VDD with separate analog and I/O supply rails for noise isolation in mixed-signal power designs. A Digital Signal Controller (DSC) is a hybrid device that combines a microcontroller's interrupt-driven control capability with a DSP's mathematical throughput, enabling single-chip implementation of closed-loop digital control laws. Within Microchip's taxonomy, the dsPIC33F GS family specifically targets Switch-Mode Power Supply (SMPS) topologies such as PFC, LLC, phase-shifted full-bridge, and synchronous-rectified converters, sitting between general-purpose PIC24 MCUs and higher-pin-count dsPIC33F MCUs. Key features include dedicated PWM modules with up to 1.04 ns PWM resolution for high-frequency digital power loops, 4 analog comparators with programmable reference ladders, a 10-bit ADC with up to 4 MSPS sampling, and dual watch-dog timers for Class B safety compliance. The 50 MIPS core, combined with single-cycle MAC and barrel-shifter instructions, sustains multi-loop SMPS control cycles without offloading to external DSPs. Architecture-wise, the DSPIC33FJ16GS504T-50I/ML employs a modified Harvard core with separate program and data buses plus a DSP ALU supporting fractional and integer arithmetic. The SMPS peripherals are tightly coupled to the CPU through dual-edge trigger routing, allowing comparator faults to trigger PWM shutdown within one instruction cycle—critical for current-mode control and short-circuit protection. Typical applications include AC-DC converters with Power Factor Correction, isolated DC-DC converters (LLC, phase-shifted full-bridge), uninterruptible power supplies, digital LED drivers, and solar micro-inverters. The wide operating temperature range of -40C to +85C supports industrial-grade deployment. When designing with this DSC, allocate PCB copper area beneath the exposed pad to keep junction temperature within the SMPS derating curve. The analog and digital sections should be routed on separate ground islands joined at a single point to prevent PWM switching noise from corrupting ADC readings. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. Pricing references are stated as of 2026-09-26 to reflect current market availability and lead times.

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DSPIC33FJ16GS504T-50I/PT

DSPIC33FJ16GS504T-50I/PT - 50 MIPS 16KB Flash SMPS DSC | Microchip

The Microchip Technology DSPIC33FJ16GS504T-50I/PT is a 16-bit Digital Signal Controller (DSC) from the dsPIC33F SMPS family, combining DSP performance with MCU simplicity and integrating high-speed PWM, 10-bit ADC, and analog comparators tailored for digital power conversion. It delivers 50 MIPS (40 MHz MIPS equivalent at 2.3 V core) from 16 KB of Flash program memory and 2 KB of RAM, packaged in a 44-pin TQFP (10x10 mm, 0.80 mm pitch, also denoted PT). The "T" suffix indicates tape-and-reel packaging and the "50I" speed grade denotes 50 MIPS industrial temperature operation from -40C to +85C. A Digital Signal Controller (DSC) is a class of embedded processor that pairs a modified Harvard RISC CPU with a DSP engine, enabling deterministic single-cycle MAC operations and high-throughput digital filtering without external DSP co-processors. Within the embedded hierarchy, DSCs sit between microcontrollers (MCUs) and full DSPs, optimized for real-time control loops such as digital switch-mode power supplies (SMPS), motor drives, and power-factor correction. The dsPIC33F SMPS sub-family devices also integrate dedicated analog peripherals to close multiple control loops in a single chip. Key features of the DSPIC33FJ16GS504T-50I/PT include high-resolution PWM outputs supporting multi-loop SMPS topologies, a 10-bit analog-to-digital converter with up to 24 input channels, dual analog comparators with programmable hysteresis, and a peripheral engine designed for cycle-by-cycle current limiting. The dsPIC33F core executes a single-cycle 16x16-bit MAC and supports fractional arithmetic, enabling efficient digital compensator implementation for voltage-mode and current-mode converters. Multiple communication peripherals (UART, SPI, I2C) provide flexibility for system telemetry and external synchronization. Typical applications include AC-to-DC converters, isolated and non-isolated DC-to-DC converters, power factor correction (PFC), uninterruptible power supplies (UPS), solar micro-inverters, digital LED drivers, and BLDC motor controllers. The integrated high-speed analog front-end substantially reduces the BOM count by replacing external comparators and dedicated PWM controllers in legacy analog designs. When designing with this device, confirm that the 3.0 V to 3.6 V VDD supply range and 50 MIPS throughput match the control-loop sampling budget of the chosen topology. The 44-pin TQFP provides 35 general-purpose I/O pins, leaving sufficient headroom for multi-phase current sensing, fault inputs, and communication buses. For higher-memory or extended-temperature variants, evaluate the dsPIC33FJ16GS504-50I/PT (tray), the -I/PT industrial range, or the higher-pin-count dsPIC33FJ16GS404 family. This page synthesizes distributor pricing, parametric alternatives, and design guidance drawn from Microchip documentation - complementary to, not a replacement for, the official datasheet.

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DSPIC33FJ16GS504T-50I/TL

DSPIC33FJ16GS504T-50I/TL - 50 MIPS 16-Bit SMPS DSC | Microchip

The Microchip DSPIC33FJ16GS504T-50I/TL is a 16-bit Digital Signal Controller (DSC) from the dsPIC33F SMPS family, delivering 50 MIPS of performance at up to 50 MHz core clock and integrating high-speed peripherals tailored for Switch-Mode Power Supply (SMPS) and digital power conversion applications. It comes in a 44-pin VTLA (6x6 mm) surface-mount package with the “TL” package designator and is supplied on tape and reel (“T” suffix). Per the Microchip product page and distributor listings, the device includes 16 KB of Flash program memory, 2 KB (2048 words) of RAM, hardware MAC, zero-overhead looping, integrated PWM control with DAC, integrated ADC interface, RTC/timer, interrupt controller, and low-power modes. Operating voltage is 3.0 V to 3.6 V with an industrial temperature range of -40C to +85C. A Digital Signal Controller (DSC) is a hybrid device that combines the deterministic interrupt and bit-manipulation strengths of a microcontroller with the computational throughput of a digital signal processor (DSP). Within the broader taxonomy, the dsPIC33F DSC sits below a general-purpose DSP, below a 16-bit MCU, and ultimately under the microcontroller and embedded-processor family. The “SMPS” variant of dsPIC33F adds high-resolution PWM, dedicated current/voltage feedback paths, and analog comparators specifically tuned for closed-loop digital control of DC-DC converters, PFC stages, and lighting ballasts. Key differentiating features of the DSPIC33FJ16GS504T-50I/TL include 50 MIPS CPU performance (vs. 40 MIPS on the lower-speed -I/TL sibling), 16 KB self-programmable Flash, 2 KB RAM, hardware multiply-accumulate (MAC), 4 analog comparators with DAC references, 12-bit ADC with up to 8 channels, high-speed 10-bit PWM outputs suitable for multi-phase SMPS topologies, and zero-overhead loop support that simplifies digital compensator code. The 44-pin VTLA package is optimized for compact digital-power modules. Architecturally, the device uses a modified Harvard architecture with separate program and data buses, a 16-bit wide datapath, and a DSP engine that executes a 17-bit x 17-bit MAC in one cycle. This combination allows tight C-control loops on PFC, LLC, and synchronous buck converters while leaving CPU headroom for housekeeping tasks such as PMBus communication, sequencing, and protective state machines. Typical applications include digitally controlled AC-DC and DC-DC converters (PFC, LLC, full-bridge), LED drivers and dimmable ballasts, solar micro-inverters, UPS systems, and industrial motor-control auxiliary rails. The high-speed PWM and on-chip comparators enable cycle-by-cycle current limiting and adaptive dead-time insertion, which are difficult to implement on a generic microcontroller. When designing with the DSPIC33FJ16GS504T-50I/TL, ensure the 3.3 V rail is well decoupled (typically a 1 uF + 100 nF pair near each VDD/VSS pin pair), respect the 3.6 V absolute-maximum supply rating, and assign PWM fault inputs to prioritized change-notification pins to guarantee sub-microsecond over-current shutdown. Use the JTAG or PGx programming interface for in-circuit firmware updates. This page synthesizes distributor pricing, drop-in VTLA-44 package alternatives, and practical design notes drawn from the Microchip SMPS DSC datasheet family that are not consolidated on the manufacturer product page.

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DSPIC33FJ16GS504T-E/TL

DSPIC33FJ16GS504T-E/TL - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16GS504T-E/TL is a high-performance 16-bit Digital Signal Controller (DSC) from the dsPIC33F SMPS family that integrates a dsPIC DSC core with DSP engine, 16 KB of Flash program memory, and 2 KB of SRAM in a 44-pin VTLA (6x6 mm) surface-mount package. It executes instructions at up to 40 MIPS from a 40 MHz oscillator, includes on-chip high-speed 10-bit ADC and 10-bit DAC peripherals aimed at digital power conversion, and supports an extended industrial temperature range denoted by the "E" suffix. A Digital Signal Controller (DSC) is a hybrid microcontroller that combines a deterministic 16-bit MCU controller with a single-cycle DSP MAC engine on the same die. dsPIC33F parts sit within the broader hierarchy: DSC -> microcontroller -> embedded controller -> semiconductor. SMPS-targeted dsPIC33F GS variants such as the 16GS504 add high-resolution PWM outputs and fast ADC sampling intended for switched-mode power supply control loops, where the DSP path runs the compensator while the MCU path handles housekeeping, communication, and protection sequencing. Key features include 16 KB of self-programmable Flash, 2 KB SRAM, 24 channels of 10-bit ADC and 4 channels of 10-bit DAC on chip, multiple PWM modules with duty-cycle resolution suitable for digital power conversion, and a wide 3.0V to 3.6V supply range. The part is AEC-Q100 qualified (Automotive grade per the GlobalSpec datasheet listing) and ships in a 6x6 mm 44-pin VTLA package suitable for compact, high-density power-conversion boards. Architecturally, the 16GS504 pairs a modified Harvard bus with a 16-bit DSP engine capable of single-cycle 16x16 MAC operations. This makes the device suitable for closed-loop control of DC-DC converters, PFC stages, and digital lighting ballasts where deterministic control-loop timing is required without external DSP co-processors. Typical applications include digitally controlled switched-mode power supplies, AC-DC and DC-DC converters with PFC, uninterruptible power supplies (UPS), digital lighting ballasts, and motor-control inverter stages. The extended-temperature ("-E") grade also makes the device suitable for industrial automation and white-goods power stages. When designing with this device, ensure the JTAG/ICSP programming interface is accessible and that the 44-pin VTLA land pattern matches your PCB footprint. Review the SMPS datasheet chapter for ADC acquisition timing and PWM-to-ADC synchronization, because digital power loops are highly sensitive to sampling jitter. This page synthesizes verified distributor pricing, same-package drop-in alternatives, and practical SMPS design notes that go beyond the manufacturer datasheet's parametric summary, helping power-supply engineers shorten component-selection and board-bring-up cycles.

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DSPIC33FJ16GS504T-I/PT

DSPIC33FJ16GS504T-I/PT - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16GS504T-I/PT is a 16-bit Digital Signal Controller (DSC) from the dsPIC33F family, combining MCU-style peripherals with DSP-grade compute throughput. Housed in a 44-pin TQFP (10x10 mm) package and qualified over the -40C to +85C industrial temperature range, it integrates 16 KB of Flash program memory, 2048 bytes of RAM, a 40 MIPS modified Harvard CPU, and SMPS-oriented analog such as high-speed PWM, ADC, and comparators. Tape-and-reel packaging ('T' in the part number) supports high-volume SMD assembly. A Digital Signal Controller (DSC) is a hybrid device that merges the deterministic interrupt response and peripheral set of a microcontroller (MCU) with the multiply-accumulate (MAC) throughput of a digital signal processor (DSP). In the broader semiconductor hierarchy, a DSC sits between MCU and DSP, belongs to the microcontroller family, and is classified as an embedded signal-processing IC. This positioning lets engineers implement closed-loop control, filtering, and modulation firmware in a single device, eliminating the need for a discrete DSP plus MCU partition. Key features include a 40 MHz maximum operating frequency with 40 MIPS sustained throughput, 16-bit data path with DSP engine (single-cycle MAC, barrel shifter, divide), 2048 bytes SRAM, four high-speed PWM channels targeting multi-loop SMPS topologies, a 10-bit ADC with dedicated S&H and conversion rates suitable for current/voltage sense, four analog comparators for cycle-by-cycle current limiting, and standard dsPIC33 communication peripherals (UART, SPI, I2C). Integrated op amps, a 5-bit DAC, and a PWM fault input further reduce the analog bill of materials in power-conversion designs. Architecturally, the device uses a 16-bit modified-Harvard core with a 24-bit instruction word, hardware DO/REPEAT loops, and zero-overhead looping, with the DSP engine supporting fractional (1.15) and integer math in a single cycle. The combination of deterministic core and SMPS-optimized analog makes the GS504 family a reference platform for digital power conversion: voltage-mode and peak-current-mode control, PFC, resonant and phase-shifted full-bridge control, and digital audio amplification all map cleanly onto the on-chip PWM/ADC/peripheral set. Typical applications include AC-DC and DC-DC switch-mode power supplies, power factor correction (PFC) stages, uninterruptible power supplies (UPS), digital audio Class-D amplifiers, induction heating, and motor-control drives. Industrial and renewable-energy converters also benefit from the on-chip analog front end and deterministic PWM, which simplify implementation of multi-loop digital control laws. When designing with this device, ensure that the selected switching frequency and ADC sample timing are co-scheduled with the PWM module to avoid sample-to-PPWM jitter, and select the correct 'speed grade' suffix (40 MIPS or 50 MIPS) for your MIPS budget. For applications requiring higher throughput or more memory, the GS504 may be migrated within the dsPIC33F SMPS family (e.g., dsPIC33FJ16GS404) using compatible peripherals and pinout. This page synthesizes verified distributor pricing, same-package drop-in alternatives, and practical design notes drawn from the Microchip dsPIC33FJ16GS504 family datasheet - information not consolidated on any single distributor page.

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DSPIC33FJ16GS504T-I/TL

DSPIC33FJ16GS504T-I/TL - 16-Bit 40MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16GS504T-I/TL is a 16-bit dsPIC33F digital signal controller (DSC) delivering 40 MIPS performance with 16KB (16K x 8) of FLASH program memory, 2KB of data RAM, and an integrated SMPS-focused peripheral set, housed in a 44-pin VTLA (6x6 mm) surface-mount package rated for -40C to +85C industrial operation at a 3.0V to 3.6V supply. A digital signal controller combines the control peripherals of a microcontroller with the math acceleration of a DSP in a single core. Within the power-management hierarchy, the dsPIC33F GS family sits at the intersection of general-purpose MCUs and dedicated digital power ICs: it is a 16-bit DSC optimized specifically for switch-mode power supply (SMPS) loop control, where fast deterministic interrupt response and high-resolution PWM matter more than raw processing throughput. Key features include a high-speed PWM module with complementary outputs and dead-time control for half-bridge and full-bridge converters, integrated analog comparators and a high-speed ADC tailored for current-mode and voltage-mode feedback, hardware MAC acceleration for fast PID compensators, zero-overhead looping for control-loop kernels, RTC and timer resources, low-power modes, and a high-speed peripheral interface for digital communication with companion converters. The architecture pairs the dsPIC33F 16-bit pipelined core with dedicated DSP instructions, enabling single-cycle multiply-accumulate operations that execute control-loop compensation in microseconds. The ADC-PWM synergy allows tightly synchronized current sampling at the midpoint of each PWM cycle, minimizing switching-noise-induced measurement error in peak current-mode control. Typical applications include AC-DC converters, DC-DC converters (including quarter-brick intermediate bus architectures), Power Factor Correction (PFC) stages, and uninterruptible power supplies (UPS), as well as battery chargers and LED drivers where adaptive digital control outperforms fixed analog compensation. Design consideration: the 3.0V to 3.6V supply range requires a clean 3.3V rail; place 0.1uF decoupling at every VDD/VSS pair and keep high-current PWM traces away from the analog feedback lines to preserve ADC accuracy. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ16MC101-E/P

DSPIC33FJ16MC101-E/P - 16-Bit DSC, 16MIPS, 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16MC101-E/P is a 16-bit digital signal controller (DSC) from the dsPIC33FJ motor control family, delivering 16 MIPS at 40 MHz with 16KB (16K x 8) Flash program memory, 1KB of RAM, and a 20-pin PDIP (0.3 inch, 7.62mm) through-hole package rated for -40C to +125C operation. A digital signal controller combines the computational power of a digital signal processor with the deterministic control structure of a microcontroller. In the embedded systems hierarchy, the DSC sits above general-purpose microcontrollers and below application-specific DSPs, making it ideal for real-time closed-loop control where both fast math (multiply-accumulate, DSP engine instructions) and flexible I/O are required. The dsPIC33F family is Microchip's mainstream 16-bit DSC line, programmed through the MPLAB ecosystem. Key features of this part include a motor control PWM module (MCPWM) for driving three-phase and brushless motors, a 10-bit ADC with 4 input channels for current and voltage feedback, up to four high-speed analog comparators, and a CTMU (Charge Time Measurement Unit) for precision time and capacitive measurement. Peripheral Pin Select (PPS) allows digital peripherals to be remapped to available pins, maximizing flexibility in low-pin-count designs. Communication interfaces include UART, SPI, and I2C. The dsPIC33F core executes an optimized C compiler-friendly instruction set with two 40-bit accumulators, a 17-bit by 17-bit single-cycle hardware multiplier, and a DSP engine supporting MAC and dual data fetch, enabling FOC (field-oriented control) and other math-intensive control algorithms at 16 MIPS. Typical applications include Brushless DC (BLDC) and permanent-magnet motor drives, power factor correction and digital power supplies, battery chargers, and sensor signal conditioning with the CTMU. Design consideration: the part operates from a single 3.0V to 3.6V supply; 5V-tolerant digital pins simplify interfacing, but analog inputs must stay within the VDD range. This page synthesizes distributor pricing tiers, verified drop-in alternatives, and practical motor-control design notes not found in the manufacturer datasheet. Pricing is as of 2026-09-27.

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DSPIC33FJ16MC101-E/SO

DSPIC33FJ16MC101-E/SO - 16-bit 16MIPS DSC 16KB Flash | Microchip

The Microchip DSPIC33FJ16MC101-E/SO is a 16-bit motor-control digital signal controller (DSC) delivering 16 MIPS at up to 40 MHz, with 16KB of Flash program memory, 1KB of SRAM, and an extended-temperature SOIC package (20-lead SOIC, -40C to +125C). It belongs to the dsPIC33FJ16MC101 family of ultra-low-cost, high-performance motor control DSCs featuring the Motor Control PWM (MCPWM), Charge Time Measurement Unit (CTMU), high-speed analog comparators, a 10-bit ADC, and Peripheral Pin Select (PPS) for flexible I/O remapping. A digital signal controller combines the compute pipeline of a DSP with the peripheral set and ease of use of a microcontroller, sitting in the hierarchy between a general-purpose MCU and a dedicated DSP. Within power management and embedded control systems, DSCs occupy the role of real-time control processors for switching power conversion and motor drives, where deterministic interrupt latency and dedicated PWM hardware are essential. Key features include the 16-bit dsPIC33F core with DSP multiply-accumulate instructions, supply voltage of 3.0V to 3.6V, pin I/O sink/source capability of 10 mA (up to 16 mA on non-standard VOH1 pins), 5V-tolerant inputs, up to 20 selectable open-drain outputs with pull-ups, and three external interrupts (two remappable). The MCPWM peripheral provides complementary or independent PWM outputs with dead-time insertion targeted at motor drive topologies. Architecturally, the device pairs the PIC-style Harvard bus structure with two 40-bit accumulators, 17x17 hardware multipliers, and modulo bit-reversed addressing for efficient FIR filtering and control-loop math. The CTMU supports precise time and capacitance measurement, and the four high-speed comparators connect directly to the PWM fault inputs for cycle-by-cycle current limiting in BLDC, PMSM, and ACIM drives. Typical applications include brushless DC motor control, switched-mode power supplies (SMPS), power-factor-correction stages, and sensorless field-oriented-control (FOC) implementations. The low pin count and small SOIC footprint suit cost- and board-space-constrained industrial products. For design, note that the core requires 3.0V-3.6V operation; use ferrite-isolated analog supplies and verify Flash programming voltage requirements against the manufacturer datasheet. PPS remapping should be locked after configuration to avoid accidental peripheral reassignment. This page synthesizes distributor pricing tiers, drop-in alternatives within the dsPIC33FJ family, and practical design notes not consolidated in the manufacturer datasheet (Microchip document 70000652f).

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DSPIC33FJ16MC101-I/SO

DSPIC33FJ16MC101-I/SO - 16-Bit Motor Control DSC 16 MIPS | Microchip

The Microchip Technology DSPIC33FJ16MC101-I/SO is a 16-bit motor control digital signal controller (DSC) delivering 16 MIPS at 40 MHz with 16 KB (16K x 8) Flash program memory and 1 KB SRAM, housed in a 20-pin SOIC (0.295 in, 7.50 mm width) package. A digital signal controller combines the control peripherals of a microcontroller with the computational architecture of a DSP core. Within the power-management hierarchy, the dsPIC33F family sits between general-purpose MCUs (such as the PIC18) and full DSP processors, offering single-cycle multiply-accumulate (MAC), a barrel shifter, and dual operand fetch - ideal for real-time closed-loop motor control, digital power conversion, and sensor signal processing. Key features include a high-speed 16-bit motor control PWM (MCPWM) module with complementary outputs and dead-time insertion, up to four high-speed analog comparators with direct PWM fault coupling, the Charge Time Measurement Unit (CTMU) for capacitive touch and precision time measurement, and Peripheral Pin Select (PPS) for flexible peripheral remapping. The core runs from a 3.0 V to 3.6 V supply and executes one instruction per cycle at up to 16 MIPS (40 MHz clock via internal PLL from an 8 MHz crystal or internal FRC oscillator). Architecturally, the dsPIC33FJ16MC101 uses a modified Harvard 16-bit core with 16 W instruction words, two 40-bit accumulators, DSP multiply/divide support, and hardware looping. Flash program memory is rated for 10,000 erase/write cycles minimum with a 20-year retention figure per the family data sheet, and in-circuit serial programming (ICSP) enables field updates via the two-wire programming interface. Typical applications include Brushed DC, Brushless DC (BLDC), Permanent Magnet Synchronous (PMSM) and stepper motor drives, digital power supplies and battery chargers, and sensor conditioning with the CTMU. The low pin count SOIC-20 footprint suits cost-sensitive compact motor boards. Design consideration: at 3.3 V the I/O is not 5 V-tolerant on all pins - verify pin classes in the family data sheet (70000652f) before interfacing to 5 V logic. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ16MC102-E/SO

DSPIC33FJ16MC102-E/SO - 16-bit DSC Motor Control 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16MC102-E/SO is a 16-bit digital signal controller (DSC) for digital motor control, delivering up to 16 MIPS performance with 16 KB of Flash program memory, 1 KB to 2 KB of SRAM, and an extended -40C to +125C temperature rating in a 28-pin SOIC (SO) surface-mount package. A digital signal controller combines the computational throughput of a DSP with the peripheral set and ease of use of a microcontroller. In the power-management hierarchy, a DSC sits between general-purpose MCUs and dedicated DSPs: it executes control-loop algorithms such as field-oriented control (FOC) while integrating high-resolution PWM, fast ADC, and analog comparators on the same silicon, eliminating external controller chips. Key features include Motor Control PWM (MCPWM) peripherals with complementary outputs and dead-time insertion, up to four high-speed analog comparators with direct PWM shutdown connections for fast overcurrent protection, the Charge Time Measurement Unit (CTMU) for capacitive touch and time-domain measurements, and Peripheral Pin Select (PPS) for flexible digital peripheral remapping. The dsPIC33FJ core uses a modified Harvard 16-bit architecture with DSP engine (17-bit by 17-bit multiplier, 40-bit accumulator) executing MAC and DSP instructions in a single cycle. A phase-locked-loop PLL derives up to 40 MHz internal operation from a 3 V to 3.6 V supply. In-circuit serial programming (ICSP) via two pins enables field firmware updates without removing the device. Typical applications include BLDC and PMSM motor drives, power-factor-correction converters, digital UPS systems, and battery chargers, where the PWM-comparator fault path provides hardware-level current-limit protection in nanoseconds. When designing, budget the modest SRAM carefully: field-oriented control state variables and PI loop histories fit, but complex motion trajectories require external storage or a larger-memory family member. This page synthesizes distributor pricing, same-footprint drop-in alternatives, and practical design notes not found in the manufacturer datasheet, verified as of 2026-09-27.

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DSPIC33FJ16MC102-I/SO

DSPIC33FJ16MC102-I/SO - 16-Bit 16MIPS Motor Control DSC | Microchip

The Microchip Technology DSPIC33FJ16MC102-I/SO is a 16-bit motor control digital signal controller (DSC) delivering up to 16 MIPS at 40 MHz, with 16 KB of Flash program memory and 1 KB of SRAM, housed in a 28-pin SOIC (0.3-inch widebody) package rated for -40C to +85C operation. A digital signal controller combines the computational throughput of a DSP engine with the peripheral integration, interrupt architecture, and ease of use of a microcontroller. In the power-management and embedded-control hierarchy, the DSC sits between general-purpose MCUs and standalone DSPs, making it the default choice for closed-loop power electronics where a control loop must execute deterministic control algorithms such as field-oriented control (FOC) or BLDC commutation within tight cycle budgets. Key features of the dsPIC33FJ16MC102 family include multiple high-speed motor control PWM (MCPWM) outputs with complementary modes, dead-time insertion, and fault protection; a high-speed 10-bit ADC capable of simultaneous sampling for current and voltage feedback; up to four high-speed analog comparators with direct PWM shutdown connection for cycle-by-cycle current limiting; and the Charge Time Measurement Unit (CTMU) for capacitive touch and precise timing measurements. Peripheral Pin Select (PPS) allows digital peripherals to be remapped to many I/O pins, dramatically improving PCB layout flexibility in low-pin-count designs. Architecturally, the device executes a modified Harvard 16-bit instruction set with two 40-bit accumulators, single-cycle MAC, and hardware division support, enabling efficient execution of PID and transform-based control algorithms. Flash program memory is rated for 10,000 erase/write cycles minimum, and an on-chip LDO regulator allows single-supply 3V to 3.6V operation. Typical applications include brushed and brushless DC motor control, permanent-magnet synchronous motor (PMSM/FOC) drives, digital power supplies (buck/boost/LLC), uninterruptible power supplies, electronic lighting ballasts, and power-factor-correction converters. Design consideration: the device operates from 3.0V to 3.6V only - it is not a 5V part - so level shifting is required to interface with 5V logic, and all VDD/VSS pairs must be decoupled with 0.1uF ceramics placed within 3 mm of the pins. This page synthesizes verified distributor pricing, drop-in alternatives from the same Microchip family, practical design notes, and intent-targeted FAQs not consolidated in the manufacturer datasheet.

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DSPIC33FJ16MC102T-I/SO

DSPIC33FJ16MC102T-I/SO - 16-bit DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33FJ16MC102T-I/SO is a 16-bit motor-control digital signal controller (DSC) combining a dsPIC33F core running at 16 MIPS (40 MHz max clock) with 16 KB of Flash program memory and 1 KB of SRAM, housed in a 28-pin SOIC wide-body (SO) package rated for -40C to +85C operation. A digital signal controller is a hybrid device that merges the deterministic control structure of a microcontroller with the mathematical throughput of a DSP. Within the power-management hierarchy, the dsPIC33F MC family sits between general-purpose MCUs and dedicated motor-control ASICs, offering a single-chip solution for field-oriented control (FOC), sensorless BLDC, and PMSM motor drives. Key features include up to four high-speed PWM channels with dead-time control, an up-to-4-channel high-speed 12-bit ADC, comparators with direct PWM fault connection, the Charge Time Measurement Unit (CTMU) for capacitive touch and time-based measurement, and Peripheral Pin Select (PPS) for flexible remapping of digital peripherals onto I/O pins. The dsPIC33F core uses a modified Harvard architecture with a 24-bit instruction word, DSP multiply-accumulate (MAC) instructions with dual operands, a barrel shifter, and hardware division support, enabling single-cycle 16x16 MAC operations essential for control-loop mathematics in motor and power-conversion algorithms. Typical applications include BLDC and PMSM motor drives, digital power supplies (power-factor correction, LLC control), inverters, and compact embedded control systems where a low pin count and integrated analog reduce board area and BOM cost. When designing with this device, budget the 1 KB SRAM carefully: field-oriented control with estimator mathematics fits, but adding communication stacks may require the 32 KB variants of the family. Decouple VDD/VDDCORE per the manufacturer datasheet and use the internal FRC oscillator for cost-sensitive designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ16MC102T-I/SS

DSPIC33FJ16MC102T-I/SS - 16-bit Motor Control DSC 16 MIPS | Microchip

The Microchip Technology DSPIC33FJ16MC102T-I/SS is a 16-bit digital signal controller (DSC) from the dsPIC33FJ motor control family, delivering up to 16 MIPS performance with 16KB of FLASH program memory and 1KB of RAM, housed in a 28-pin SSOP package. 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 a general-purpose MCU and a dedicated DSP, making the dsPIC33F family a common choice for closed-loop motor control, digital power conversion, and sensor signal processing. Key features include a motor control PWM (MCPWM) module for driving three-phase inverters, the CTMU (Charge Time Measurement Unit) for touch sensing and time measurement, and Peripheral Pin Select (PPS) for flexible remapping of digital peripherals onto I/O pins. Core-independent peripherals such as POR, brown-out detect/reset, and a watchdog timer improve system robustness. Connectivity covers I2C, SPI, UART/USART, IrDA, and LINbus, allowing direct interfacing with gate drivers, sensors, and automotive sub-networks. Architecturally, the dsPIC33F core uses an enhanced 16-bit pipeline with DSP instruction support (barrel shifter, multiply-accumulate), operating from a 3.0V to 3.6V supply with a nominal 3.3V. The -I temperature grade covers -40C to +85C for industrial environments; the /SS suffix denotes the 28-lead SSOP surface-mount package and Tape-and-Reel delivery for automated assembly. Typical applications include brushless DC and permanent-magnet motor drives, switch-mode power supplies and digital lighting, and embedded control nodes in industrial automation requiring LIN or UART connectivity. Design consideration: budget program memory carefully - with 16KB FLASH, use the free MPLAB X toolchain and avoid heavy middleware stacks; the smaller 12KB dsPIC33FJ12MC202 may suffice for simple loops, while the 32KB variants give headroom. This page synthesizes distributor pricing context, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33FJ16MC304-E/PT

DSPIC33FJ16MC304-E/PT - 16-bit 40 MIPS DSC 44-TQFP | Microchip

The Microchip Technology DSPIC33FJ16MC304-E/PT is a 16-bit Digital Signal Controller (DSC) delivering 40 MIPS performance with 16 KB FLASH and 2 KB SRAM, housed in a 44-pin TQFP (10 x 10 mm) package with extended temperature operation. A Digital Signal Controller combines the computational throughput of a Digital Signal Processor (DSP) with the deterministic, interrupt-driven behavior of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33FJ16MC304 family sits in the 16-bit DSC class optimized specifically for digital motor control, where field-oriented control loops, PWM generation, and fast analog feedback must execute within tight cycle budgets. Key features include a 16-bit dsPIC33F core running at up to 40 MIPS, 16 KB (16K x 8) of self-programmable FLASH program memory, 2 KB of SRAM, and two high-speed PWM generators with independent timebases. The Peripheral Pin Select (PPS) capability allows flexible remapping of digital peripherals onto available I/O pins, and up to four high-speed analog comparators with direct connections support current-limit and fault-protection functions without external circuitry. The part also integrates ADC and input-capture/output-compare resources required for sensorless and sensored motor control algorithms. Architecturally, the dsPIC33F core provides DSP-engine multiply-accumulate (MAC) instructions and dual operand fetch, enabling execution of PI and Park/Clarke transform calculations at full 40 MIPS speed. The 3.0 V to 3.6 V supply range matches standard 3.3 V industrial rails. The -E suffix denotes the extended operating temperature option, making the device suitable for thermally demanding enclosures. Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives, power factor correction converters, digital UPS systems, and industrial automation controllers where high-speed PWM and fast comparator-based fault detection are essential. Design consideration: enable the integrated brown-out and watchdog facilities, and route PWM outputs with gate-driver dead-time margins, because the high-speed PWM peripherals can switch fast enough to stress driver stages if dead time is misconfigured. This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33FJ 44-TQFP family, and practical design notes not found in the manufacturer datasheet.

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DSPIC33FJ16MC304-H/PT

DSPIC33FJ16MC304-H/PT - 16-bit DSC, 20 MIPS Motor Control | Microchip

The Microchip Technology DSPIC33FJ16MC304-H/PT is a 16-bit Digital Signal Controller (DSC) from the dsPIC33FJ16MC304 Motor Control family, delivering 20 MIPS performance at 40 MHz with 16KB of Flash program memory and 2KB of SRAM, housed in a 44-pin TQFP (10x10 mm) package. It integrates high-speed PWM, up to four high-speed comparators, and motor-control peripherals optimized for embedded motor drive applications. A Digital Signal Controller combines the compute throughput of a Digital Signal Processor (DSP) with the peripheral set and deterministic control of a microcontroller (MCU). In the power-management hierarchy of embedded systems, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the preferred choice for closed-loop control of switching power electronics such as BLDC, PMSM, and AC induction motor drives. Key features include two PWM generators with independent timebases, Peripheral Pin Select (PPS) for flexible I/O remapping, an on-chip ADC with comparators for current-sense feedback, and up to 35 general-purpose I/O. The 16KB Flash supports self-programming, and the 2KB SRAM provides working memory for control-loop variables. The -H/PT ordering code denotes extended temperature operation per Microchip data for this device family. Architecturally, the dsPIC33F core pairs a 16-bit RISC CPU with DSP engine instructions (MAC, DSP multiply-accumulate), enabling single-cycle math operations used in field-oriented control (FOC) and PID loops. The supply range is 3.0V to 3.6V nominal 3.3V operation, simplifying integration in standard 3.3V industrial systems. Typical applications include brushless DC motor control, sensorless PMSM drives, digital power supplies (PFC, LLC), and automotive AEC-Q100-qualified auxiliaries. The high-speed PWM with fault inputs and direct comparator connection supports cycle-by-cycle current limiting. Design consideration: leverage Peripheral Pin Select to route PWM and capture signals optimally on the PCB, but note that some analog functions are fixed-pin; plan the ADC input mapping early in layout. Ensure adequate decoupling on all VDD pins of the 44-TQFP. This page synthesizes distributor availability, drop-in same-family alternatives, and practical motor-control design notes not consolidated in the manufacturer datasheet.

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DSPIC33FJ16MC304-I/PT

DSPIC33FJ16MC304-I/PT - 16-bit Motor Control DSC | Microchip

The Microchip Technology DSPIC33FJ16MC304-I/PT is a 16-bit Digital Signal Controller (DSC) optimized for motor control, delivering 40 MIPS (40 MHz clock), 16 KB Flash program memory and 2 KB SRAM in a 44-pin TQFP package rated from -40C to +85C. A Digital Signal Controller blends a microcontroller (MCU) with Digital Signal Processor (DSP) functionality in a single chip. In the power-management hierarchy, the dsPIC33F family sits above general-purpose 8-bit MCUs and beside the dsPIC30F (5 V) family, offering 3.3 V operation and more on-chip memory for embedded control applications that need both real-time control loops and DSP math. Key features include two high-speed PWM generators with independent timebases for motor drive topologies, up to four high-speed analog comparators with direct connection to the PWM for fast overcurrent shutdown, Peripheral Pin Select (PPS) for flexible pin mapping, and an on-chip ADC. The 40 MIPS core executes DSP instructions such as MAC and multiply operations with 24-bit program memory width. Architecturally, the device pairs a 16-bit MCU core with DSP engine enhancements: dual 40-bit accumulators, hardware division support, and deterministic interrupt latency that suits closed-loop current control at PWM frequencies of tens of kilohertz. Flash-based program memory enables field firmware updates, and the 2 KB SRAM supports control-state data and communication buffers. Typical applications include Brushless DC (BLDC) and Permanent Magnet Synchronous Motor (PMSM) drives, power-factor-correction converters, digital power supplies, and embedded industrial automation nodes where motor control and DSP filtering coexist. Design consideration: operate from a 3.0 V to 3.6 V supply and budget the 44-pin TQFP (10 x 10 mm) land pattern with exposed thermal relief via solid ground planes; the MCLR pin requires the recommended pull-up and capacitor network per the family reference design. This page synthesizes verified distributor data, drop-in family alternatives, application guidance, and long-tail selection information not consolidated in the manufacturer datasheet.

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DSPIC33FJ256GP506-I/PT

DSPIC33FJ256GP506-I/PT - 16-Bit 40 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33FJ256GP506-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 40 MIPS at 3.0V to 3.6V operation, with 256KB of on-chip flash memory, 30KB of SRAM, and a 40 MHz external-clock capability, housed in a 64-pin TQFP (10x10 mm) surface-mount package rated from -40C to +85C. A Digital Signal Controller combines the computational throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller. In the power-management hierarchy of embedded systems, the DSC sits between general-purpose MCUs (such as PIC24 and PIC18 devices) and dedicated DSPs: it executes math-intensive control loops and filter algorithms while simultaneously handling communication, timing, and I/O tasks on a single chip. The dsPIC33F family uses a modified Harvard architecture that is C-compiler optimized, with separate program and data buses for simultaneous instruction and operand fetch. Key features of the DSPIC33FJ256GP506-I/PT include the 16-bit dsPIC33F core running up to 40 MIPS, 256KB (256K x 8) of self-programmable flash for code and data storage, and the GP-family peripheral set including high-speed ADC, output-compare/PWM channels, and UART, SPI, and I2C serial interfaces. Seamless migration to PIC24 MCUs and dsPIC30F DSCs in similar packages protects software investment across product generations. Architecturally, the modified Harvard core supports DSP-class instructions (MAC, DSP multiply) with dual operand fetch, enabling digital filters and high-speed precision control loops without an external DSP. The 40MIPS core was explicitly designed for digital filter algorithms, high-speed precision digital control loops, and digital audio and speech processing, per Microchip's product documentation. Typical applications include industrial embedded control requiring 3.3V operation and large memory, precision analog sensing with the on-chip ADC, motor and power control using the PWM/compare peripherals, and digital audio or speech processing. The 64-TQFP package provides generous general-purpose I/O for multi-peripheral designs. When designing with this device, provide a stable 3.3V rail with proper decoupling on all VDD/VSS pin pairs, and note that multiple PGECx/PGEDx pairs exist - ICSP programming requires using a matched PGECx/PGEDx pair. This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with data verified as of 2026-09-27.

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DSPIC33FJ16GS504-50I/PT - 50MIPS 16KB Flash SMPS DSC | Microchip

DSPIC33FJ16GS504-50I/TL - 50MIPS 16KB Flash SMPS DSC | Microchip

DSPIC33FJ16GS504-E/ML - 16-bit SMPS DSC, 40 MIPS, 16 KB Flash | Microchip

DSPIC33FJ16GS504-E/PT - 40 MIPS 16-bit SMPS DSC, 16KB Flash | Microchip

DSPIC33FJ16GS504-H/PT - 16-bit SMPS DSC, 40MHz, 16KB Flash | Microchip

DSPIC33FJ16GS504-I/PT - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

DSPIC33FJ16GS504-I/TL - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

DSPIC33FJ16GS504T-50I/ML - 50 MIPS 16KB Flash SMPS DSC | Microchip

DSPIC33FJ16GS504T-50I/PT - 50 MIPS 16KB Flash SMPS DSC | Microchip

DSPIC33FJ16GS504T-50I/TL - 50 MIPS 16-Bit SMPS DSC | Microchip

DSPIC33FJ16GS504T-E/TL - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

DSPIC33FJ16GS504T-I/PT - 16-bit DSC, 40 MIPS, 16KB Flash | Microchip

DSPIC33FJ16GS504T-I/TL - 16-Bit 40MIPS DSC 16KB Flash | Microchip

DSPIC33FJ16MC101-E/P - 16-Bit DSC, 16MIPS, 16KB Flash | Microchip

DSPIC33FJ16MC101-E/SO - 16-bit 16MIPS DSC 16KB Flash | Microchip

DSPIC33FJ16MC101-I/SO - 16-Bit Motor Control DSC 16 MIPS | Microchip

DSPIC33FJ16MC102-E/SO - 16-bit DSC Motor Control 16KB Flash | Microchip

DSPIC33FJ16MC102-I/SO - 16-Bit 16MIPS Motor Control DSC | Microchip

DSPIC33FJ16MC102T-I/SO - 16-bit DSC 16KB Flash | Microchip

DSPIC33FJ16MC102T-I/SS - 16-bit Motor Control DSC 16 MIPS | Microchip

DSPIC33FJ16MC304-E/PT - 16-bit 40 MIPS DSC 44-TQFP | Microchip

DSPIC33FJ16MC304-H/PT - 16-bit DSC, 20 MIPS Motor Control | Microchip

DSPIC33FJ16MC304-I/PT - 16-bit Motor Control DSC | Microchip

DSPIC33FJ256GP506-I/PT - 16-Bit 40 MIPS DSC 256KB Flash | Microchip