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DSPIC33EP16GS504-E/PT

DSPIC33EP16GS504-E/PT - 16-Bit 60 MIPS DSC for Digital Power | Microchip

The Microchip Technology DSPIC33EP16GS504-E/PT is a 16-bit digital signal controller (DSC) delivering 60 MIPS performance with 16KB (16K x 8) FLASH memory, operating from a 3V to 3.6V supply in a 44-pin TQFP (10x10 mm) package rated from -40C to +125C. A digital signal controller combines the computational throughput of a DSP with the peripherals and ease of use of a microcontroller, sitting within the broader hierarchy of MCU -> 16-bit MCU -> DSC -> digital power management IC. DSCs are the standard choice for closed-loop switch-mode power supplies where fast, deterministic control loops execute at hundreds of kilohertz. The GS-series (SMPS) variant of the dsPIC33EP family is specifically optimized for digital power: it integrates high-speed interconnected PWM modules, an analog-to-digital converter with programmable gain amplifier (PGA), and analog comparators that can trip the PWM outputs in hardware for cycle-by-cycle current limiting without CPU intervention. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with DSP multiply-accumulate instructions, enabling control-loop math (PID, 3P3Z compensators) to run deterministically at 60 MIPS. The AEC-Q100 qualification and Functional Safety (FuSa) support package make the -E/PT temperature variant suitable for automotive and safety-related power conversion. Typical applications include interleaved power factor correction (Microchip publishes a 350W universal-input Interleaved PFC reference design based on this device family), digital AC-DC and DC-DC converters, solar micro-inverters, battery chargers, LED drivers, and automotive onboard chargers. Design consideration: keep all VDD/VSS pairs decoupled with 0.1uF ceramics placed at each pin, and route high-speed PWM outputs away from the analog PGA inputs to preserve ADC accuracy. This page synthesizes distributor pricing (as of 2026-09-24), drop-in alternatives, pinout, and practical design notes not found together in the manufacturer datasheet.

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DSPIC33EP16GS504-I/PT

DSPIC33EP16GS504-I/PT - 16-Bit 70 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS504-I/PT is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from 16KB of Flash program memory, housed in a 44-pin TQFP (10x10 mm) package rated for -40C to +85C operation at 3.3V nominal supply (3.6V maximum). 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 above general-purpose MCUs and below dedicated DSPs: it executes control-loop mathematics fast enough to close current and voltage feedback loops inside a single switching period of a switch-mode power converter. The GS504 variant belongs to Microchip's dsPIC33EP16GS504 family purpose-built for digital power. Its interconnected high-speed PWM peripheral, on-chip analog comparators, and ADC with programmable gain amplifier (PGA) allow PWM duty-cycle updates to be triggered directly by analog events with minimal CPU latency - a key enabler for peak-current-mode and multi-phase topologies. The device executes a modified Harvard architecture with DSP instructions (MAC, barrel shifter), 2048 words of RAM, and a 24-bit program memory word. Communication includes I2C, SPI, and UART, with 35 general-purpose I/O. ICSP programming/debugging is supported through any paired PGECx/PGEDx pin pair, and the family carries Functional Safety (FuSa) support documentation per DigiKey listings. Typical applications include interleaved power factor correction (Microchip's 350W Interleaved PFC reference design uses this family), digitally controlled AC-DC and DC-DC converters, solar micro-inverters, battery chargers, and LED drivers. Design consideration: all VDD/VSS pairs must be connected and decoupled, and the PGEC/PGED pair used for ICSP must be kept matched - mixing PGEC2 with PGED1 is a common bring-up failure. This page adds value beyond the datasheet by consolidating distributor inventory signals, same-footprint family alternatives, and practical design notes in one citation-ready reference.

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DSPIC33EP16GS504T-E/PT

DSPIC33EP16GS504T-E/PT - 16-bit DSC, 16KB Flash, TQFP-44 | Microchip

The Microchip Technology DSPIC33EP16GS504T-E/PT is a 16-bit digital signal controller (DSC) from the dsPIC33EP16GS504 family with 16KB (16K x 8) of FLASH program memory, 2KB of SRAM, and core speeds of up to 60-70 MIPS, housed in a 44-pin TQFP (10x10 mm, 0.8 mm pitch) surface-mount package operating from 3.0V to 3.6V across the extended -40C to +125C temperature range. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management hierarchy, the DSC sits above a general-purpose MCU for switch-mode power conversion tasks, providing deterministic interrupt latency and dedicated PWM hardware that a standard microcontroller cannot match. The dsPIC33EP GS family is Microchip's SMPS-focused DSC line, purpose-built for digital power supplies. Key features include 16-bit modified Harvard architecture execution, a high-speed PWM module with complementary outputs, dead-time insertion and fault protection tailored for switched-mode power supplies, a 10-bit high-speed ADC for current- and voltage-loop feedback, and standard serial connectivity. The device is qualified to AEC-Q100 for automotive use and supports Functional Safety (FuSa) development, as listed by distributors. Technically, the GS504 core delivers 16-bit DSP instruction support with hardware multiply-accumulate, enabling Proportional-Integral compensation loops in software at switching frequencies well above 100 kHz. In-Circuit Serial Programming (ICSP) via MPLAB SNAP allows field programming using two device I/O pins and the reset line. Typical applications include interleaved power factor correction (Microchip's 350W interleaved PFC reference design targets this family), LLC and flyback converters, digital AC-DC power supplies, automotive power modules, and industrial motor-control front ends. Design consideration: budget the 2KB SRAM carefully when running multiple control loops with ADC buffering; the 16KB FLASH constrains complex compensation algorithms, so consider 32GS/64GS variants if code growth is expected. This page synthesizes distributor stock and pricing signals, drop-in same-family alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP16GS504T-I/ML

DSPIC33EP16GS504T-I/ML - 70MIPS 16KB DSC for Digital Power | Microchip

The Microchip DSPIC33EP16GS504T-I/ML is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 16KB of FLASH program memory and 2KB of RAM, housed in a 44-pin QFN (8x8 mm) surface-mount package with tape-and-reel packaging. It operates from a 3V to 3.6V supply and provides 35 general-purpose I/O pins. A digital signal controller combines the compute throughput of a DSP core with the peripheral integration and deterministic interrupt behavior of a microcontroller. Within the power-management hierarchy, a DSC sits at the heart of a closed-loop switch-mode power supply system, replacing analog PWM controllers with firmware-defined control loops. The dsPIC33EP16GS504 belongs to Microchip's SMPS & Digital Power Conversion family (dsPIC33EPXXGS50X), purpose-built for multi-loop digital switch-mode power supplies. Key features include the 70 MIPS 16-bit pipeline core, on-chip FLASH of 16KB (16K x 8) suitable for PID and state-machine control firmware, 2K x 8 RAM for loop variables and data buffering, and Functional Safety (FuSa) documentation support per Microchip's product page. The device is targeted at power applications, with the family offering specialized high-speed PWM peripherals and ADC resources for digital power conversion. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with DSP multiply-accumulate instructions, enabling cycle-deterministic execution of control-loop mathematics. The family datasheet (3723KB PDF available via distributors) documents the high-resolution PWM module, dual-speed ADC, and clock/PLL system that permit kHz-to-hundreds-of-kHz switching frequencies. Typical applications include interleaved power factor correction (Microchip publishes an Interleaved PFC reference design producing up to 350W from universal AC input), AC-DC and DC-DC digital power supplies, solar micro-inverters, battery chargers, and LED drivers. Design consideration: the 3V to 3.6V supply window requires a well-regulated 3.3V rail; budget decoupling on all VDD/VDDCORE pins and follow the datasheet layout guidance for the exposed pad thermal and ground connection. This page synthesizes distributor pricing, drop-in family alternatives, and application guidance not found in the manufacturer datasheet alone.

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DSPIC33EP16GS505-E/PT

DSPIC33EP16GS505-E/PT - 16-Bit 70 MIPS Digital Power DSC | Microchip

The Microchip Technology DSPIC33EP16GS505-E/PT is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 70 MIPS from 16KB of Flash program memory, packaged in a 48-pin TQFP with exposed pad (7x7 mm) and rated for the extended -40C to +125C temperature range. It belongs to the GS50x family purpose-built for digital switch-mode power supplies (SMPS) and digital power conversion. A digital signal controller combines a microcontroller's peripherals and ease of use with the mathematical throughput of a DSP core. In the power-management hierarchy, the dsPIC33EP16GS505 sits at the control-layer: it closes feedback loops (current-mode, voltage-mode, multi-loop) that analog controllers previously handled, executing compensation algorithms sample-by-sample on the switching waveform. Key features include a high-speed 12-bit ADC capable of sampling multiple channels at rates matched to the PWM frequency, an on-chip DAC for comparator references, and dedicated SMPS peripherals such as the high-resolution PWM module with nanosecond-scale duty-cycle resolution. The -E/PT suffix denotes the extended temperature grade, and the exposed-pad TQFP improves thermal dissipation for power-conversion layouts. Architecturally, the dsPIC33EP core is a modified Harvard 16-bit pipeline processor with DSP instructions (MAC, multiply, divide), designed for deterministic loop timing. This lets a single controller run AC-to-DC converter, power-factor-correction, and housekeeping tasks concurrently - a pattern Microchip demonstrates in its interleaved PFC reference design for the GS50x family. Typical applications include AC-DC converters, digital PFC stages, DC-DC modules, battery chargers, and solar micro-inverters - anywhere multi-loop SMPS control demands both fast analog sampling and algorithmic flexibility. Design consideration: keep the exposed thermal pad soldered to a ground copper pour, and place ADC inputs away from the PWM switching nodes to preserve the high-speed converter's effective resolution. This page synthesizes distributor pricing, drop-in alternatives within the same 48-TQFP footprint, design notes, and application guidance not found on any single datasheet or distributor page, verified as of 2026-09-24.

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DSPIC33EP16GS505-I/PT

DSPIC33EP16GS505-I/PT - 16KB 70MIPS DSC | Microchip

The Microchip Technology DSPIC33EP16GS505-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS performance with 16KB (16K x 8) of flash memory and 2KB SRAM, housed in a 48-pin TQFP (7x7 mm) package. It belongs to the dsPIC33EP16GS50X family purpose-built for digital switch-mode power supplies (SMPS) and digital power conversion. A Digital Signal Controller combines the computational throughput of a DSP with the peripheral integration and control-oriented architecture of a microcontroller. Within the power-management hierarchy, a DSC sits between a generic MCU and a dedicated digital power IC: it executes high-bandwidth control loops for voltage-mode, current-mode, and multi-loop power converters while retaining general-purpose programmability. The dsPIC33EP family is Microchip's 16-bit flash-based DSC line for embedded control. Key differentiating features include an interconnected high-speed PWM module with dedicated time base, a high-speed 12-bit ADC supporting simultaneous sampling for multi-loop control, integrated comparators, and programmable gain amplifiers (PGA) optimized for current-sense feedback. According to the Microchip dsPIC33EPXXGS50X family datasheet (DS70005127), these peripherals are specifically architected to support common multi-loop digital SMPS topologies such as AC-to-DC converters, power factor correction (PFC), and DC-to-DC converters. The device is also recognized by Microchip as Functional Safety (FuSa) capable. Typical applications include interleaved PFC front ends (Microchip offers a 350W universal-input interleaved PFC reference design based on this controller), LLC and phase-shifted full-bridge DC-DC converters, digital lighting ballasts, and solar micro-inverter control stages. The 70 MIPS core closes current loops fast enough for 100 kHz-plus switching frequencies. Design consideration: budget flash carefully - 16KB is adequate for a single converter control loop with PI/PID compensation but tight for multi-converter systems with communication stacks; step to the 32KB or 64KB pin-compatible variants (DSPIC33EP32GS505-I/PT, DSPIC33EP64GS505-I/PT) if firmware may grow. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP16GS505T-E/PT

DSPIC33EP16GS505T-E/PT - 16-bit DSC, 70 MIPS Digital Power | Microchip

The Microchip Technology DSPIC33EP16GS505T-E/PT is a 16-bit Digital Signal Controller (DSC) for digital power applications, delivering up to 70 MIPS (70 DMIPS) performance with 16 KB (16K x 8) of Flash program memory, integrated high-speed PWM, ADC with programmable gain amplifier (PGA), and comparators, housed in a 48-pin TQFP exposed-pad (7x7 mm) package with an extended -40C to +125C temperature grade and tape-and-reel packaging. A Digital Signal Controller combines the computational throughput of a DSP core with the peripheral set and deterministic behavior of a microcontroller. In the power-management hierarchy, a DSC sits above general-purpose MCUs for closed-loop conversion tasks, replacing analog control loops with firmware-executed compensation in switch-mode power supplies (SMPS), power factor correction (PFC) stages, and digital lighting or battery chargers. Key features include an interconnected high-speed PWM module purpose-built for digital power topologies, a high-speed 10/12-bit ADC with an embedded PGA that removes external signal-conditioning circuitry, and on-chip comparators that enable cycle-by-cycle current limiting. The dsPIC33EP core executes one instruction per cycle at up to 70 MIPS, providing the loop bandwidth needed for interleaved and multiphase converters. Technically, the device belongs to the dsPIC33EP16GS50x family - 16-bit Digital Signal Controllers for digital power applications with interconnected high-speed PWM, ADC, PGA and comparators, per the Microchip family datasheet. Peripherals are internally interconnected, allowing fault and trigger signals to propagate without CPU intervention, which shortens protection latency and reduces interrupt load. The -E extended temperature grade (up to +125C ambient) and AEC-Q100 qualification reported by distributors make it suitable for automotive power modules. Typical applications include interleaved power factor correction (Microchip publishes a 350 W universal-input interleaved PFC reference design for this family), digitally controlled AC-DC and DC-DC SMPS, and LED drivers or battery chargers requiring fast, deterministic control loops. Design consideration: budget the 16 KB Flash carefully - digital power compensation routines, state machines, and communication stacks share a small program space; use compiler optimization and fixed-point libraries sized for the GS505 memory class. This page synthesizes distributor inventory data, family-level design guidance, and drop-in substitution analysis not consolidated in the manufacturer datasheet.

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DSPIC33EP16GS506-E/PT

DSPIC33EP16GS506-E/PT - 16-bit DSC 70MIPS 64-TQFP | Microchip

The Microchip Technology DSPIC33EP16GS506-E/PT is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS performance with 16KB of Flash memory, optimized for digital power applications, housed in a 64-pin TQFP (10x10 mm) package. 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. Within the power-management hierarchy, a DSC sits at the control layer of a Switched-Mode Power Supply (SMPS): it closes control loops for converters, replaces analog control ICs, and enables programmable topologies such as Power Factor Correction (PFC), LLC resonant conversion, and digital battery charging. The dsPIC33EP16GS506 belongs to Microchip's GS-series family of 16-bit DSCs purpose-built for digital power. Key features include an interconnected high-speed PWM module designed for advanced switching power topologies, a high-speed analog-to-digital converter with Programmable Gain Amplifier (PGA) and comparators for fast current-mode control, DSP engine instructions for efficient PID loop execution, and an extended temperature range of -40C to +125C. The device operates from a 3V to 3.6V supply. Technically, the GS-series integrates the PWM, ADC, PGA, and comparator blocks with direct interconnects so that current-sense signals can be converted and loop-compensated within a single PWM period. The DSP engine with barrel shifter and hardware multiply supports fast execution of control-loop mathematics, while multiple PGECx/PGEDx pairs enable in-circuit serial programming (ICSP) debugging. Typical applications include interleaved Power Factor Correction (Microchip provides a 350W universal-input interleaved PFC reference design for this family), LLC and half-bridge DC-DC converters, solar micro-inverters, digital battery chargers, and automotive/industrial power conversion where the -E grade temperature range and AEC-Q100 qualification are required. When designing with this device, budget the 16KB Flash carefully - control loops, state machines, and communication stacks consume code space quickly, so consider pin-compatible family members with more Flash if the firmware roadmap is uncertain. This page synthesizes distributor pricing, drop-in family alternatives, compliance data, and practical design notes not found together on any single manufacturer or distributor page.

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DSPIC33EP16GS506-I/PT

DSPIC33EP16GS506-I/PT - 16-Bit DSC 16KB Flash 70MIPS | Microchip

The Microchip Technology DSPIC33EP16GS506-I/PT is a 16-bit digital signal controller (DSC) delivering 70 MIPS from 16 KB of Flash program memory, housed in a 64-pin TQFP (10x10 mm) package with industrial temperature rating (-40C to +85C). A digital signal controller combines the computational capability of a digital signal processor with the peripheral integration and control architecture of a microcontroller. Within the power-management hierarchy, the dsPIC33EP16GS506 sits in the dsPIC33EP16GS50X family purpose-built for digital switch-mode power supplies (SMPS), sitting between general-purpose MCUs and dedicated power-conversion ASICs. Key features include an interconnected high-speed PWM module, an onboard ADC with programmable gain amplifier (PGA), analog comparators, and DSP engine with barrel shifter. According to Microchip product data, the device integrates 7 timers, 4 external interrupts, and 2 serial I/O ports managed through a multiple internal bus architecture, with 2 KB of RAM. The GS-series architecture connects the high-speed PWM, ADC, and comparators so that power-conversion control loops can execute without CPU intervention latency, supporting common multi-loop digital SMPS topologies such as AC-to-DC converters, PFC stages, and DC-to-DC converters. Typical applications include interleaved power factor correction (Microchip provides a 350W universal-input interleaved PFC reference design for this family), digital AC-to-DC power supplies, and industrial control or general-purpose digital signal processing tasks. When designing with this device, note that ICSP programming requires using PGECx/PGEDx pin pairs as matched pairs, and all VDD/VSS pins must be connected. This page synthesizes distributor data, same-family drop-in alternatives, and practical design guidance not found in a single manufacturer document.

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DSPIC33EP16GS506T-E/PT

DSPIC33EP16GS506T-E/PT - 16-Bit DSC, 16KB Flash, 64-TQFP | Microchip

The Microchip Technology DSPIC33EP16GS506T-E/PT is a 16-bit digital signal controller (DSC) with 16KB of Flash memory, operating at 3.3V in a 64-pin TQFP (10x10 mm) package, rated for the extended temperature range -40C to +125C and qualified to AEC-Q100 for automotive applications. A digital signal controller combines the computational capability of a digital signal processor (DSP) with the control peripherals and ease of use of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33EP16GS506 belongs to Microchip's dsPIC33EP16GS50X family, purpose-built for digital switch-mode power supplies (SMPS) and other digital power-conversion applications such as AC-to-DC converters and power factor correction (PFC). Key differentiating features center on the interconnected high-speed PWM module, which supports common multi-loop SMPS topologies with flexible PWM interconnection for phase-shifted and peak-current-mode control. The on-chip analog front end integrates an ADC with a programmable gain amplifier (PGA) and comparators, enabling tight, fast control loops without external analog circuitry. Architecturally, the device executes a 16-bit RISC DSP core - Mouser lists up to 70 MIPS while DigiKey lists 60 MIPS for this part, so designers should confirm the exact grade against the manufacturer datasheet - with DSP instructions supporting MAC operations for control-law computation. The 16KB (16K x 8) Flash accommodates state machines, compensators, and communication stacks for digital power products. Typical applications include AC/DC power supplies, DC/DC converters, uninterruptible power supplies (UPS), battery chargers, solar micro-inverters, and automotive power conversion modules where AEC-Q100 qualification is mandatory. Design consideration: the -E (extended, -40C to +125C) temperature grade is the automotive-appropriate choice; the industrial -I grade (-40C to +85C) is cheaper but must not be used where junction temperatures may exceed 85C ambient conditions. This page synthesizes distributor pricing data, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single citable reference for the DSPIC33EP16GS506T-E/PT.

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DSPIC33EP16GS506T-I/PT

DSPIC33EP16GS506T-I/PT - 16-Bit 70MIPS DSC 16KB Flash | Microchip

The Microchip Technology DSPIC33EP16GS506T-I/PT is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from 16KB (16K x 8) of Flash program memory and 2KB of RAM, housed in a 64-pin TQFP (10x10 mm) surface-mount package rated from -40C to +85C on a 3.0V to 3.6V 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 basic MCU and is purpose-built for closed-loop control: it executes the control law of a switch-mode power supply while dedicated hardware peripherals handle pulse-width modulation, analog sampling, and protection functions without CPU intervention. The GS506 family is differentiated for digital power conversion. Its interconnected high-speed PWM module supports advanced topologies such as phase-shifted full bridge, LLC, and power-factor-correction stages. The on-chip analog front end integrates an ADC, programmable gain amplifiers (PGA), and comparators that can be cross-connected to the PWM outputs in hardware, enabling sub-microsecond fault response. Beyond the power-conversion peripherals, the device provides 7 timers, 4 external interrupt sources, and 2 serial I/O ports, all managed through a multiple internal bus architecture in CMOS technology. Flash-based program memory allows field reprogramming and supports in-circuit serial programming (ICSP) via any PGECx/PGEDx pin pair used as a matched pair. Typical applications include AC-DC and DC-DC switch-mode power supplies, solar inverters, battery chargers, digital lighting ballasts, and uninterruptible power supplies. When designing with this device, verify all VDD and VSS pins are connected and decoupled, and pair ICSP clock and data pins correctly during programming. This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP256GM304-E/ML

DSPIC33EP256GM304-E/ML - 16-Bit DSC 256KB Flash 44-QFN | Microchip

The Microchip Technology DSPIC33EP256GM304-E/ML is a 16-bit digital signal controller (DSC) from the dsPIC33EP family, combining a 70 MIPS dsPIC DSC core with 256KB (85.5K x 24) of Flash program memory and 16KB of data RAM, housed in a 44-pin QFN (8x8 mm) package with exposed pad. It operates from a 3.3V supply and is qualified for automotive applications. A digital signal controller is a hybrid device that merges the computational throughput of a digital signal processor with the peripheral integration and control architecture of a microcontroller. Within the semiconductor hierarchy, the dsPIC33EP belongs to the 16-bit microcontroller and DSC class, sitting above 8-bit MCUs and below 32-bit application processors, and is optimized for deterministic, math-intensive real-time control loops. Key features include the enhanced dsPIC core executing up to 70 MIPS, integrated DSP engine with multiply-accumulate hardware, and enhanced on-chip peripherals tailored for precision digital power and motor control. The -E/ML suffix denotes the extended (-40C to +125C) temperature grade, supporting harsh environments. Communication and analog peripherals, along with input capture, output compare, and quadrature encoder interface functions, support closed-loop control systems directly. The architecture pairs the Harvard-style 16-bit core with a DSP engine, enabling single-cycle MAC operations commonly used in field-oriented control, filtering, and power-conversion algorithms. The exposed-pad QFN package provides low-inductance ground return and good thermal performance for a compact 8x8 mm footprint. Typical applications include precision motor control (BLDC, PMSM, stepper), digital power supplies and inverters, and embedded control systems in automotive and industrial equipment. When designing with this device, connect all VDD and VSS pin pairs and use any matched PGECx/PGEDx pair consistently for ICSP programming and debugging. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM304-E/PT

DSPIC33EP256GM304-E/PT - 16-bit 60 MIPS DSC 256KB | Microchip

The Microchip Technology DSPIC33EP256GM304-E/PT is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 60 MIPS performance (70 MIPS family rating) from 256KB (85.5K x 24) of Flash program memory and 16KB of data RAM, housed in a 44-pin TQFP (10x10 mm, 0.8 mm pitch) package with an extended -40C to +125C operating temperature range. A digital signal controller combines the computational architecture of a microcontroller with the math acceleration of a digital signal processor. Within the power-management hierarchy of embedded systems, the dsPIC33E family sits between general-purpose MCUs and dedicated DSPs: it runs a Harvard-architecture 16-bit dsPIC core with integrated DSP instruction support, making it a natural fit for control loops that require both fast arithmetic and flexible peripherals in a single power-management-oriented chip. Key features include the 16-bit dsPIC33EP core with DSP engine, 256KB self-programming Flash, 16KB on-chip RAM, operation from a 3.3V supply, and automotive AEC-Q100 qualification implied by the -E extended temperature grade. The integrated peripheral set of the GM304 variant includes motor-control PWM, op amps, ADCs, and multiple serial interfaces, enabling precision motor control systems on a single chip. Architecturally, the device uses pipelined instruction execution with hardware multiply-accumulate (MAC) support, letting a single-cycle DSP multiply feed FIR filters, PI/PID control loops, and field-oriented motor control algorithms. Clock generation is handled by an on-chip PLL that scales from the oscillator input up to the 60 MIPS (60 MHz internal) operating point documented by distributors such as Microchip USA and DigiKey. Typical applications include brushless DC and PMSM motor control, digital power supplies (PFC, LLC), sensor signal conditioning with the on-chip analog front end, and industrial automation nodes requiring deterministic real-time response. When designing, pair the part with Microchip's ICSP programming via any PGECx/PGEDx pin pair (ICSPCLK and ICSPDAT must come from the same pair) and connect all VDD/VSS pins; the on-chip op amps can offset external analog stage cost but require careful layout around the ADC reference. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with pricing verified as of 2026-09-24.

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DSPIC33EP256GM304-H/ML

DSPIC33EP256GM304-H/ML - 16-bit DSC 256KB 70 MIPS AEC-Q100 | Microchip

The Microchip Technology DSPIC33EP256GM304-H/ML is a 16-bit dsPIC33EP digital signal controller (DSC) with 256 KB (85.5K x 24) of FLASH program memory, a 70 MIPS dsPIC DSC core operating at 3.3 V, and AEC-Q100 automotive qualification, housed in a 44-pin VQFN (8x8 mm) package with exposed pad (ML). A digital signal controller combines the compute throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller, sitting in the hierarchy: DSC -> MCU/DSP hybrid -> embedded processor -> semiconductor. dsPIC33E DSCs add hardware DSP multiply-accumulate, fixed-point and fractional math support, so a single chip can run both control loops and signal-processing tasks such as FFTs and digital filters without a companion DSP. Key features of this part include the 70 MIPS dsPIC core with DSP engine, 256 KB of self-programmable FLASH with ECC-class flash integrity options in the family, high-speed PWM modules purpose-built for motor control, integrated operational amplifiers and advanced analog on the GM series, plus AEC-Q100 qualification for automotive environments. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with 24-bit instruction words, separate program and data buses, two 40-bit accumulators, and single-cycle MAC operations. The GM304 variant adds on-chip op-amps and higher-resolution analog that reduce external component count in motor-drive and power-conversion signal chains. Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) control for automotive auxiliary drives, digital power supplies (PFC, LLC), and industrial inverters, where the 70 MIPS core and high-speed PWM deliver precise, deterministic control. A key design consideration: the -H suffix denotes Microchip's high-temperature automotive grade ordering option - confirm the required temperature grade (-I, -E, or -H) before layout release, and pair every VDD/VSS pin pair with decoupling capacitors placed directly at the pins. This page synthesizes verified distributor stock data, drop-in family alternatives, and practical motor-control design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP256GM304-H/PT

DSPIC33EP256GM304-H/PT - 70 MIPS DSC, 256KB Flash, TQFP-44 | Microchip

The Microchip Technology DSPIC33EP256GM304-H/PT is a 16-bit digital signal controller (DSC) with a 70 MIPS dsPIC33E core, 256 KB of Flash program memory and 32 KB of RAM, housed in a 44-pin TQFP (10x10 mm, 0.8 mm pitch) package. It integrates digital signal processing with microcontroller peripherals for high-performance embedded control. A digital signal controller combines the computational power of a DSP (MAC, barrel shifter, DSP instruction set) with the ease of use of a microcontroller, positioning it above a general-purpose MCU in the control hierarchy: microcontroller -> DSC -> dedicated DSP. The dsPIC33E family is Microchip's flagship 16-bit DSC platform for precision motor control, digital power conversion and sensing applications. Key features include the dsPIC33E core operating up to 70 MIPS, 256 KB (85.5K x 24) of self-programming Flash with ECC, up to 12 MCPWM channels, 8 input capture and 8 output compare channels, 2 quadrature encoder interfaces (QEI), and 4 integrated operational amplifiers for motor current sensing. Peripherals include I2C, SPI, UART/IrDA, CTMU (charge time measurement unit) and PTG (peripheral trigger generator). The GM304 variant with on-chip op amps eliminates external amplification for shunt-current measurement in motor drives, reducing BOM cost and board area. The 44-pin TQFP offers 35 I/O pins, sufficient for BLDC/PMSM drives with encoder feedback, and suits surface-mount reflow assembly on standard PCB processes. Typical applications include sensorless and sensored FOC motor control, digital SMPS/LED drivers, solar inverters, and industrial sensing nodes using the CTMU for capacitive or analog measurement. Design considerations: all VDD/VSS and independent AVDD/AVSS pins must be connected per the manufacturer datasheet; the internal core regulator requires a VCAP capacitor pin. Debug/programming uses any matched PGECx/PGEDx pair via ICSP. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM304-I/PT

DSPIC33EP256GM304-I/PT - 70 MIPS DSC 256KB Flash TQFP-44 | Microchip

The Microchip Technology DSPIC33EP256GM304-I/PT is a 16-bit digital signal controller (DSC) from the dsPIC33EP family, delivering 70 MIPS performance from a dsPIC DSC core with 256 KB (85.5K x 24) of Flash program memory, integrated DSP engine, and enhanced on-chip peripherals, housed in a 44-pin TQFP (10x10 mm) package. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the embedded hierarchy, the dsPIC33EP sits between general-purpose 16-bit MCUs and dedicated DSP chips, offering single-cycle MAC, barrel shifter, and modulo/bit-reversed addressing for DSP algorithms while retaining MCU-style interrupt, I/O, and communication peripherals. Key features include the 70 MIPS dsPIC33E core, 256 KB of self-programmable Flash, 16 KB of RAM, dual internal op-amps, motor-control PWM, quadrature encoder interfaces (QEI), input capture/output compare modules, and I2C, SPI, UART, and IrDA connectivity. The integrated op-amps offload external amplification in current-sense and signal-conditioning chains. Architecturally, the device uses a Harvard bus structure at 3.3 V (3.0 V to 3.6 V operating range, nominal 60 mA maximum current draw) built on CMOS technology. Hardware DSP multiply-accumulate, barrel shifting, and boundary scan support (JTAG) make it efficient for field-oriented motor control, digital filtering, and power-conversion feedback loops. Two ECC-compliant Flash options and self-write capability support field firmware updates. Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives, digital power supplies and inverters, and sensor signal conditioning in industrial automation. The integrated motor-control PWM plus QEI plus op-amp combination is precisely what these systems require on a single chip. Design consideration: budget the supply carefully at full 70 MIPS operation - the 60 mA maximum core current plus peripheral and I/O current should inform regulator sizing, and decoupling capacitors must be placed at all VDD/VSS pairs of the 44-pin TQFP. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, with data verified as of 2026-09-24.

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DSPIC33EP256GM304T-I/PT

DSPIC33EP256GM304T-I/PT - 16-bit 70 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM304T-I/PT is a 16-bit digital signal controller (DSC) from the dsPIC33EP family delivering 70 MIPS performance, 256KB (85.5K x 24) of Flash program memory and 16KB of RAM, housed in a 44-pin TQFP (10x10x1 mm) surface-mount package supplied in tape-and-reel format. A digital signal controller combines the computational strengths of a microcontroller (MCU) with the DSP capability of a digital signal processor in a single core. Within the power-management hierarchy, the dsPIC33EP family sits in the broader category of embedded microcontrollers and digital signal processors, targeting control loops that require both fast multiply-accumulate arithmetic and rich on-chip peripherals. The 16-bit Harvard-architecture dsPIC DSC core executes most instructions in a single cycle, making deterministic real-time control practical. Key features of this device include 12 channels of Motor Control PWM (MCPWM), 8 input capture and 8 output compare channels, two quadrature encoder interfaces (QEI), four on-chip operational amplifiers, a Charge Time Measurement Unit (CTMU) for capacitive touch and precision timing, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. These peripherals dramatically offload the CPU in motor-control and digital-power applications. Technically, the device operates from a 3.0V to 3.6V supply at up to 70 MIPS (60 MHz internal clock, two instructions per clock via PLL), with the -I temperature grade covering -40C to +85C. The CMOS process, integrated DSP engine (single-cycle MAC, dual operand fetch), and zero-overhead loop support enable efficient execution of PID filters, transforms, and sensor-fusion algorithms. Five 16-bit timers, multiple UART/SPI/I2C serial ports, and a 10/12-bit ADC with simultaneous multi-channel sampling complete the signal chain. Typical applications include BLDC and PMSM motor drives, digital power supplies (LLC, totem-pole PFC), induction heating, sensor signal conditioning using the four on-chip op-amps, and general-purpose embedded control requiring DSP math. When designing with this part, budget the ADC sampling and PWM dead-time configuration early, as the rich MCPWM module offers many timing modes; also ensure 0.1uF decoupling on every VDD/VSS pair for the 70 MIPS core. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP256GM306-E/MR

DSPIC33EP256GM306-E/MR - 16-bit 60 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM306-E/MR is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 60 MIPS core performance with 256KB (85.5K x 24) of Flash program memory, 16KB of RAM, and integrated 12-channel motor control PWM, housed in a 64-pin VQFN (9x9 mm) package with extended -40C to +125C temperature rating. A digital signal controller combines the computational power of a digital signal processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). Within the power-management hierarchy, the dsPIC33E family sits in the broad category of embedded processors: 16-bit DSC -> microcontroller -> embedded processor -> semiconductor. Microchip's dsPIC33E family features the dsPIC DSC core with integrated DSP engine and enhanced on-chip peripherals, purpose-built for high-performance, precision digital motor control systems. Key features of this device include the 12-channel motor control PWM (MCPWM) module, 8 input capture and 8 output capture/compare channels, 2 quadrature encoder interface (QEI) modules, and 4 on-chip operational amplifiers that offload analog signal conditioning for current-sense loops. Additional system integration comes from the CTMU (Charge Time Measurement Unit) for touch and timing measurements and the PTG (Pulse Train Generator) for sequenced pulse output without CPU intervention. Technically, the -E suffix denotes the extended industrial temperature range of -40C to +125C, while the /MR suffix identifies the RoHS-compliant 64-VQFN (9x9 mm) surface-mount package. The 16-bit modified Harvard architecture executes most instructions in a single cycle, and the DSP engine provides multiply-accumulate (MAC) operations essential for field-oriented control (FOC) and other computationally intensive control algorithms. Flash program memory of 256KB (85.5K x 24 instruction words) accommodates complex firmware stacks and field upgrades. Typical applications include brushless DC (BLDC) and permanent magnet synchronous motor (PMSM) drives, power inverters and digital power supplies, industrial automation and robotics servo controllers, where the MCPWM, QEI, and on-chip op-amps directly map to motor-control signal-chain requirements. A key design consideration: all VDD and VSS pins must be connected, and any pair of PGECx/PGEDx pins must be used together for ICSP programming - failing to connect a complete pair is a common cause of programming failure. This page synthesizes distributor pricing, drop-in alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP256GM306-H/MR

DSPIC33EP256GM306-H/MR - 70 MIPS 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM306-H/MR is a 16-bit dsPIC33E digital signal controller (DSC) delivering up to 70 MIPS performance with 256 KB (85.5K x 24) of on-chip Flash program memory, operating from a 3.3 V supply in a 64-pin VQFN (9x9 mm) surface-mount package. The -H/MR suffix denotes the extended high-temperature automotive grade rated from -40C to +150C ambient. A digital signal controller combines the computational strengths of a microcontroller (MCU) with the math acceleration of a digital signal processor (DSP). Within the power-management hierarchy of embedded systems, a DSC sits above basic MCUs and below application processors, making it the de facto choice for closed-loop motor control, digital power conversion, and sensing applications that need deterministic interrupt latency plus hardware multiply-accumulate (MAC) instructions in a single chip. Key features include the 70 MIPS dsPIC33E CPU core with DSP and enhanced on-chip peripherals, 256 KB of self-programmable Flash, AEC-Q100 automotive qualification, and a compact 64-VQFN footprint suited to space-constrained control boards. The GM3xx family integrates high-speed PWM modules, analog comparators, and general-purpose I/O banks that directly serve digital power and motor-drive topologies. Architecturally, the dsPIC33E core uses a Harvard memory bus structure with a 24-bit instruction word, hardware DSP engine, and DMA, allowing deterministic execution of control loops at tens of kilohertz switching frequencies without software bottlenecks. The extended -H temperature grade supports under-hood and off-highway environments where standard industrial parts (up to +125C or +85C) cannot survive. Typical applications include brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) control, automotive auxiliary motor and pump controllers, and industrial digital power supplies (PFC, LLC) that benefit from the high-speed PWM and 70 MIPS headroom. Design consideration: at 70 MIPS the core runs from an internal PLL multiplied from the external crystal - budget clock tree design and 3.3 V decoupling on every VDD pin of the 64-VQFN; also verify thermal margins at +150C ambient since allowable junction rise is reduced. This page synthesizes verified distributor data, temperature-grade drop-in options, and practical design notes beyond what the manufacturer product page provides.

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DSPIC33EP256GM306-I/PT

DSPIC33EP256GM306-I/PT - 70 MIPS 16-bit DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM306-I/PT is a high-performance 16-bit Digital Signal Controller (DSC) from the dsPIC33EP family, combining a 70 MIPS dsPIC DSC core with integrated DSP engine and motor-control peripherals. It integrates 256 KB Flash and 16 KB SRAM, and is housed in a 64-pin TQFP (10x10 mm, 0.5 mm pitch) package. The device targets high-performance precision motor control and digital power conversion applications. A Digital Signal Controller (DSC) is a hybrid microcontroller/DSP that fuses a deterministic MCU control loop with deterministic-cycle DSP math (single-cycle MAC, barrel shifter, dual 40-bit accumulators). Within the broader taxonomy it sits below MCU and above DSP: microcontroller -> DSC -> microcontroller with DSP engine -> embedded control. DSCs bridge the gap where MCUs lack the math throughput for field-oriented control (FOC) or digital PFC, and where standalone DSPs lack the deterministic interrupt response and on-chip analog of an MCU. Key features include a 70 MIPS (60 MHz core clock) modified Harvard core with single-cycle multiply-accumulate, dual 40-bit accumulators, and hardware DO/REPEAT loops. The integrated analog comprises 12-bit ADC, 12-bit DAC, four on-chip operational amplifiers for current sensing, and high-resolution PWM with 7.5 ns PWM edge placement resolution. The on-chip op amps and dedicated PWM/ADC/FOC trigger logic let engineers implement sensorless FOC on a 3-phase PMSM/BLDC with no external analog chain. Typical applications include field-oriented motor control (PMSM, BLDC, ACIM, SR), digital power conversion (PFC, LLC, phase-shifted full-bridge), solar micro-inverters, and high-performance lighting (LED drivers with constant-current control). The DSPIC33EP256GM306 family is widely adopted in appliance white goods, industrial drives, and HVAC compressors. When designing with this DSC, ensure all VDD/VSS pins are connected per the datasheet - the device has multiple VDD/VSS pairs that must all be tied for programming and operation. Decouple each VDD with a 100 nF ceramic capacitor placed within 3 mm of the pin, and follow the recommended 4-layer PCB stackup for analog/PWM noise isolation. This page synthesizes distributor pricing, dsPIC33EP family same-package variants, and practical FOC design guidance that goes beyond the manufacturer datasheet. Cross-brand drop-in alternatives are not generally available because dsPIC33E pinout and Peripheral Pin Select (PPS) are Microchip-proprietary.

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DSPIC33EP256GM306T-I/MR

DSPIC33EP256GM306T-I/MR - 16-bit 70MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM306T-I/MR is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 70 MIPS performance, 256 KB (85.5K x 24) of Flash program memory, and a 64-pin VQFN (9x9 mm) exposed-pad package. It integrates a DSP-enhanced dsPIC33E core with rich motor-control and analog peripherals. A digital signal controller combines the compute architecture of a microcontroller with the multiply-accumulate (MAC) DSP engine of a digital signal processor. In the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP256GM306 sits above general-purpose MCUs for control-loop-intensive tasks, executing deterministic, single-cycle DSP instructions for precision motor control, digital power conversion, and sensor signal processing. Key differentiating features include the 70 MIPS dsPIC33E core with DSP instruction set and barrel shifter, 256 KB of self-programmable Flash, four DMA channels that offload data movement from the CPU, thirteen 16-bit timers, and multiple motor-control PWM modules (12 MCP channels) with 8 input-capture and 8 output-compare channels plus 2 quadrature encoder interfaces (QEI). On-chip op-amps further reduce external component count in current-sense circuits. Technically, the device is fabricated in CMOS, operates from a 3.0 V to 3.6 V supply, and is rated for the industrial -40C to +85C temperature range (I suffix). Four serial I/O interfaces support UART, SPI, and I2C connectivity, while boundary-scan (JTAG) support aids production test. Typical applications include brushless DC and PMSM motor drives, digital power supplies (PFC, LLC), solar inverters, industrial automation sensors, and lighting control, where deterministic interrupt latency and hardware QEI inputs directly improve control-loop bandwidth. Design consideration: budget the VQFN exposed pad as the primary ground return and thermal path; a solid ground pour under the 9x9 mm footprint is essential for signal integrity of the high-speed PWM edges. This page synthesizes distributor availability data, same-footprint alternatives, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP256GM306T-I/PT

DSPIC33EP256GM306T-I/PT - 70 MIPS 16-bit DSC, 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM306T-I/PT is a 16-bit dsPIC33EP digital signal controller (DSC) delivering 70 MIPS performance with 256KB (85.5K x 24) of Flash program memory, 16KB of RAM, and an operating voltage of 3.0V to 3.6V, housed in a 64-pin TQFP (10x10 mm) package. A digital signal controller combines the compute pipeline of a microcontroller with DSP-acceleration features such as a barrel shifter, hardware multiply-accumulate, and modulo addressing. Within the power-management hierarchy of embedded systems, a DSC sits between a general-purpose MCU and a dedicated DSP, making the dsPIC33 family a standard choice for precision digital power and motor control. Key differentiators include 12 motor-control PWM (MCPWM) channels, 8 input capture and 8 output compare peripherals, 2 quadrature encoder interfaces (QEI), and 4 integrated operational amplifiers that offload external analog components. The Charge Time Measurement Unit (CTMU) supports capacitive touch and precision timing, while the Programmable Timing Generator (PTG) automates complex trigger sequences without CPU intervention. Four DMA channels offload high-throughput data moves. Architecturally, the dsPIC33E core runs from a 3.3V supply with in-circuit and boundary-scan debug support, and a flexible clock system supporting PLL multiplication to reach the full 70 MIPS rating. Flash program memory is specified as 85.5K x 24-bit instruction words. Typical applications include brushless DC and PMSM motor drives, digital power supplies (LLC, totem-pole PFC), industrial automation, and sensor signal conditioning where the on-chip op-amps and CTMU reduce BOM cost. Design consideration: to achieve 70 MIPS the internal PLL must be configured correctly; verify supply decoupling on all VDD/VDDCORE pins per the manufacturer datasheet. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM310-E/BG

DSPIC33EP256GM310-E/BG - 16-bit 60 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM310-E/BG is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 60 MIPS core performance, 256KB (85.5K x 24) of Flash program memory, and 16KB of RAM, housed in a 121-ball TFBGA (10x10 mm) package with extended -40C to +125C temperature operation. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control architecture of a microcontroller. Within the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP sits above generic MCUs for control loops requiring fast math - motor FOC, digital power conversion, and sensor fusion - while remaining a single-chip solution with on-chip Flash, RAM, ADC, PWM, and communication peripherals. Key features include the 16-bit dsPIC33E core with DSP engine supporting MAC and barrel shifter instructions, 256KB of self-programmable Flash with ECC, integrated peripherals per distributor listings (12 motor-control channels, 8 input capture and 8 output compare channels, 4 QEI modules, and 2 operational amplifiers), and AEC-Q100 automotive qualification. The -E suffix designates the extended temperature range of -40C to +125C, sunder harsh industrial and automotive environments. Architecturally, the dsPIC33EP family uses an enhanced Harvard architecture with a 24-bit instruction word, enabling single-cycle DSP multiply-accumulate operations. The supply range is 3.0V to 3.6V with a 3.3V nominal rail, and the 121-TFBGA ball-grid package provides high I/O density in a 10x10 mm footprint suitable for space-constrained motor drives and digital power supplies. Typical applications include precision brushless DC and PMSM motor control, digital SMU/SMPS power conversion, automotive body and powertrain auxiliary control, and industrial sensing and actuation nodes requiring deterministic DSP-grade loop closure. Design consideration: the TFBGA package requires careful PCB fanout - use via-in-pad or 4-layer stackups with dedicated ground planes; and confirm ECC configuration of Flash for functional-safety designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM310-E/PT

DSPIC33EP256GM310-E/PT - 16-bit DSC 60 MIPs 256KB TQFP-100 | Microchip

The Microchip Technology DSPIC33EP256GM310-E/PT is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 60 MIPs of performance, 256KB (85.5K x 24) of Flash program memory, and 16KB of RAM, housed in a 100-pin TQFP (12x12 mm) package rated for -40C to +125C ambient operation. A digital signal controller combines the compute architecture of a microcontroller with the multiply-accumulate (MAC) DSP engine of a digital signal processor. Within the power management hierarchy of embedded systems, the DSC sits between general-purpose MCUs and dedicated DSPs, making it the dominant architecture for closed-loop control tasks such as field-oriented motor control, digital power conversion, and sensor fusion, where deterministic interrupt latency and hardware math acceleration matter more than raw clock speed. Key features of this part include the enhanced dsPIC33E core with DSP instruction support, an extensive peripheral set covering motor-control PWM, input capture, quadrature encoder interface, and integrated operational amplifiers for current sensing, plus multiple UART, SPI, and I2C communication modules. The 256KB self-programmable Flash supports field firmware updates, and the 16KB RAM provides headroom for control-loop state and communication buffers. The -E temperature grade (-40C to +125C) and AEC-Q100-capable automotive qualification of the dsPIC33EP256GM310 family make this suffix suitable for under-hood and other harsh-environment electronics, while the GM (general-purpose with op-amps) peripheral variant integrates analog amplifiers that reduce external component count in current-sense front ends. Typical applications include brushless DC and PMSM motor drives, digital SMPS and power-factor-correction stages, automotive body and powertrain auxiliary modules, and industrial sensing and automation nodes that require DSP-grade math with MCU-class integration. A key design consideration: the dsPIC33EP core requires a stabilized internal 2.5V supply via an external low-ESR capacitor on the VCAP/VDDCORE pin, and Flash erase/write endurance must be respected when logging data to program memory. Decouple all VDD/VSS pin pairs with 0.1uF ceramics placed within 2 mm of the pins. This page synthesizes distributor stock data, drop-in family alternatives, and practical design guidance not consolidated in the manufacturer datasheet, with pricing and availability refreshed as of 2026-09-24.

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المنتجات (39,000+)

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DSPIC33EP256GM304-H/ML - 16-bit DSC 256KB 70 MIPS AEC-Q100 | Microchip

DSPIC33EP256GM304-H/PT - 70 MIPS DSC, 256KB Flash, TQFP-44 | Microchip

DSPIC33EP256GM304-I/PT - 70 MIPS DSC 256KB Flash TQFP-44 | Microchip

DSPIC33EP256GM304T-I/PT - 16-bit 70 MIPS DSC 256KB Flash | Microchip

DSPIC33EP256GM306-E/MR - 16-bit 60 MIPS DSC 256KB Flash | Microchip

DSPIC33EP256GM306-H/MR - 70 MIPS 16-bit DSC 256KB Flash | Microchip

DSPIC33EP256GM306-I/PT - 70 MIPS 16-bit DSC 256KB Flash | Microchip

DSPIC33EP256GM306T-I/MR - 16-bit 70MIPS DSC 256KB Flash | Microchip

DSPIC33EP256GM306T-I/PT - 70 MIPS 16-bit DSC, 256KB Flash | Microchip

DSPIC33EP256GM310-E/BG - 16-bit 60 MIPS DSC 256KB Flash | Microchip

DSPIC33EP256GM310-E/PT - 16-bit DSC 60 MIPs 256KB TQFP-100 | Microchip