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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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DSPIC33EP256GM310-H/BG

DSPIC33EP256GM310-H/BG - 16-bit 70 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM310-H/BG is a 16-bit digital signal controller (DSC) from the dsPIC33EP GM310 family delivering up to 70 MIPS performance, 256KB (85.5K x 24) of Flash program memory and 3.3V operation, housed in a 121-ball TFBGA (10x10 mm) package with automotive AEC-Q100 qualification. A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP: it executes control loops and DSP math (MAC, multiply-accumulate, DSP engine with accumulator) in a single Harvard-architecture 16-bit core, making it the de facto choice for closed-loop digital power conversion and motor control. Key features of the GM310 variant include the 70 MIPS dsPIC33E CPU core with integrated DSP engine, 256KB of self-programmable Flash, multiple on-chip op-amps, high-resolution PWM peripherals for motor control, and rich analog and communication peripherals. The -H suffix designates the extended automotive temperature operating range, and the /BG suffix identifies the 121-ball TFBGA ball-grid array package that minimizes board area for high pin-count designs. Architecturally, the dsPIC33E family pairs the Harvard CPU with a 16-bit x 16-bit hardware multiplier, 32/40-bit accumulators and single-cycle MAC, enabling precision FOC (field-oriented control) and power-conversion algorithms with deterministic cycle counts. Flexible clocking with an internal fast RC oscillator and PLL, plus multiple PGECx/PGEDx pairs for In-Circuit Serial Programming (ICSP) debugging, support both production and development flows. Typical applications include precision brushless DC and PMSM motor drives, digital power supplies (PFC, LLC), industrial automation and robotics controllers, and automotive auxiliary systems requiring AEC-Q100-grade silicon. When designing with this device, connect all VDD and VSS ball pairs as required by the datasheet and route ICSP clock/data to a single matched PGECx/PGEDx pair; the 10x10 TFBGA footprint demands careful via-in-pad and fanout planning. This page synthesizes distributor pricing tiers, verified drop-in alternatives within the same 121-TFBGA footprint, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM310-H/PF

DSPIC33EP256GM310-H/PF - 70 MIPS 16-bit DSC 256KB Flash | Microchip

The Microchip DSPIC33EP256GM310-H/PF is a 16-bit digital signal controller (DSC) from the dsPIC33EP family featuring a 70 MIPS dsPIC DSC core, 256KB (85.5K x 24) of Flash program memory, and 16KB of RAM, housed in a 100-pin TQFP (14x14 mm) package. It operates from a single 3.3V supply and is qualified to AEC-Q100 for automotive applications. 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, the dsPIC33EP family sits alongside general-purpose MCUs and dedicated DSPs, offering deterministic single-cycle MAC and DSP instructions, fast interrupt handling, and rich on-chip analog and timing peripherals on one silicon die. Key differentiating features include 12 channels of motor-control PWM with complementary outputs and dead-time control, four integrated operational amplifiers, 8 input-capture and 8 output-compare channels, 2 quadrature encoder interfaces (QEI), multiple UART/SPI/I2C serial ports, and a high-speed 12-bit ADC suited for current sensing in closed-loop control loops. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with dedicated addressing modes for DSP algorithms, allowing FIR filters, PI/PID loops, and field-oriented control (FOC) transforms to execute with single-cycle multiply-accumulate throughput. The 70 MIPS core clock is derived from an internal PLL, and code is executed from zero-wait-state Flash at full speed. Typical applications include brushless DC (BLDC), permanent-magnet synchronous motor (PMSM) and AC-induction motor drives, digital power supplies and inverters, automotive auxiliary control units, and industrial motion-control products, where the 12 PWM channels and integrated op amps reduce external component count. When designing with this device, budget the PWM dead-time and ADC sampling points carefully in sensorless or FOC schemes, and use the integrated op amps for current-shunt amplification to keep analog noise low. Ensure 100nF decoupling on every VDD/VSS pair. This page synthesizes verified distributor listings, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM310-H/PT

DSPIC33EP256GM310-H/PT - 70 MIPS DSC, 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM310-H/PT is a 16-bit digital signal controller (DSC) from the dsPIC33EP family featuring a 70 MIPS dsPIC DSC core, 256 KB of Flash program memory and 16 KB of RAM, housed in a 100-pin TQFP (PT) surface-mount package. A digital signal controller combines the computational strengths of a microcontroller (MCU) with the mathematical throughput of a digital signal processor (DSP) in a single chip. Within the embedded system hierarchy, the dsPIC33EP sits above basic 8-bit MCUs and below application processors, making it the classic choice for real-time closed-loop control where fast multiply-accumulate operations, deterministic interrupt latency, and rich motor-control peripherals are required. Key features include the 70 MIPS 16-bit Harvard-architecture dsPIC core with DSP engine, 256 KB of self-programmable Flash with ECC, 16 KB of SRAM, integrated op-amps, 12 motor-control PWM-related modules (8/8 IC/OC channels, 2 quadrature encoders), and 3.3V single-supply operation. Jotrin Electronics lists the part as an automotive-class 16-bit dsPIC33E controller, and Octopart reports stock of 17,840 pieces updated on Aug 24, 2026. Architecturally, the dsPIC33EP256GM310 executes single-cycle MAC and DSP multiply operations, supports two address generation units, and provides Peripheral Pin Select (PPS) for flexible remapping of digital I/O functions per Microchip's dsPIC33EPXXXGM3XX data sheet. The integrated high-speed ADCs, comparators, and on-chip operational amplifiers reduce external analog component count in current-sensing and signal-conditioning chains. Typical applications include brushless DC (BLDC) and PMSM motor drives, digitally controlled switch-mode power supplies, solar inverters, power-factor-correction stages, and industrial automation nodes. The combination of high-resolution PWM, quadrature encoder interfaces, and fast ADCs makes it especially suited to precision motor control systems described on Microchip's product page. Design consideration: the 100-pin TQFP presents fine-pitch (0.5 mm) leads, so plan for careful PCB land-pattern design and adequate decoupling on every VDD/VSS pair; also budget 3.3V rail sequencing and MCLR programming access early in the layout. This page synthesizes distributor stock data, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a one-stop selection reference. Pricing shown is as of 2026-09-24.

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DSPIC33EP256GM310-I/BG

DSPIC33EP256GM310-I/BG - 16-bit 70 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM310-I/BG is a 16-bit digital signal controller (DSC) from the dsPIC33EP family, delivering 70 MIPS performance with 256KB (85.5K x 24) of Flash program memory and 16KB of RAM in a 121-ball TFBGA (10x10 mm) package. It operates from a 3.3V supply across the industrial -40C to +85C temperature range and integrates 12 motor-control PWM channels, 8 input capture and 8 output compare channels, 4 quadrature encoder interface (QEI) inputs, and 2 on-chip operational amplifiers. A digital signal controller combines the compute architecture of a digital signal processor (DSP) with the peripheral set and deterministic interrupt handling of a microcontroller (MCU). Within the power-management hierarchy of embedded systems, DSCs sit between general-purpose MCUs and dedicated DSPs, offering single-cycle MAC instructions plus motor-control peripherals, making them the standard choice for closed-loop digital power and motion control where a plain MCU lacks DSP throughput. Key features include the 70 MIPS dsPIC33E core with DSP engine (single-cycle multiply-accumulate, dual operand fetch), 256KB of self-programmable Flash with ECC, rich 12-channel motor-control PWM module with dead-time insertion, four QEI inputs for multi-axis servo feedback, and dual integrated op-amps that offload external analog signal conditioning. These reduce BOM count and PCB area in inverter designs. The dsPIC33E architecture pairs a modified Harvard pipeline with enhanced peripherals: the high-speed PWM supports complementary outputs, fault protection, and ADC-triggered control-loop sampling; the ADC and op-amp front end enable current-sense amplification on-chip. The TFBGA 10x10 footprint provides high I/O density in a compact land pattern suitable for multilayer motor-drive boards. Typical applications include precision brushless DC and PMSM motor drives, digital power supplies (totem-pole PFC, LLC), solar inverters, and industrial automation controllers requiring field-oriented control at 70 MIPS headroom. Design consideration: the TFBGA (BG) package demands controlled-impedance, ball-via breakout layout and X-ray inspection for assembly; if your process is not BGA-capable, select the same die in a TQFP (PT) package variant instead. This page synthesizes distributor inventory data, same-family drop-in alternatives, and BGA-specific design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP256GM310-I/PF

DSPIC33EP256GM310-I/PF - 70 MIPS 256KB DSC TQFP-100 | Microchip

The Microchip Technology DSPIC33EP256GM310-I/PF is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance from its dsPIC33EP core, with 256 KB (85.5K x 24) of Flash program memory, 16 KB of RAM, and 12 motor-control-ready channels including 8 input capture / 8 output compare and 4 QEI interfaces, housed in a 100-pin TQFP (14 x 14 mm) package. It also integrates two on-chip op amps for motor-control signal conditioning. A digital signal controller combines the computational throughput of a DSP with the peripheral set and ease of use of a microcontroller. Within the power management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it executes single-cycle MAC and DSP instructions for control loops while retaining deterministic interrupt latency, making it the standard engine for precision motor control, digital power conversion, and embedded sensing systems. Key features include the 70 MIPS dsPIC DSC core with DSP engine (17-bit x 17-bit multiplier, 40-bit accumulator), 256 KB self-programmable Flash with ECC, 16 KB RAM, up to 85 general-purpose I/O lines, multiple UART/SPI/I2C communication ports, high-speed 12-bit ADCs, and the integrated op amps highlighted by Mouser's 8/8 IC/OC, 2 QEI, 4 OpAmp summary for this part. Architecturally, the dsPIC33E family uses a modified Harvard pipeline with hardware loop support and fractional/integer DSP modes, enabling FOC (field-oriented control) loops for PMSM and BLDC motors at high PWM frequencies without CPU saturation. The E-series process and peripherals target industrial temperature classes; the -I suffix in this MPN denotes the industrial operating range of -40C to +85C, in a lead-free, RoHS-compliant TQFP-100 package with 0.5 mm pitch. Typical applications include precision BLDC/PMSM motor drives, industrial automation and robotics controllers, digital power supplies (PFC, LLC), and sensor-conditioning front ends where the on-chip op amps and QEI quadrature interfaces reduce external component count. Design consideration: the core supply (VDDCORE) requires an external VCAP capacitor per the Microchip datasheet; omitting or under-sizing it causes unreliable startup. Budget PWM dead-time and ADC sampling windows early in firmware design. This page synthesizes distributor inventory context, drop-in same-package alternatives, pinout guidance, and practical design notes not consolidated on the manufacturer datasheet, giving engineers a single citable reference for selection and substitution decisions.

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DSPIC33EP256GM310-I/PT

DSPIC33EP256GM310-I/PT - 16-bit 70 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM310-I/PT is a 16-bit digital signal controller (DSC) with a 70 MIPS dsPIC33E core, 256KB (85.5K x 24) of Flash program memory, 16KB of RAM, and a 3.3V supply, housed in a 100-pin TQFP (12x12 mm) package. A digital signal controller combines the computational throughput of a DSP engine with the peripheral integration and deterministic control flow of a microcontroller. Within the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP256GM310 sits above generic MCUs for closed-loop control tasks, executing fixed-point MAC and DSP instructions in a single cycle while managing PWM, ADC, and encoder peripherals on-chip. Key features include the 70 MIPS dsPIC DSC core, 256KB self-programming Flash, 16KB on-chip RAM, dual on-chip operational amplifiers, and rich motor-control peripherals: the Mouser listing summarizes this as 12 MC (motor control PWM channels), 8 input capture and 8 output compare channels, 2 quadrature encoder interfaces (QEI), and integrated OpAmps. Peripheral Pin Select (PPS) allows remapping of digital peripherals to many pins, easing layout constraints. Architecturally, the dsPIC33E family pairs a modified Harvard 16-bit pipeline with DSP multiply-accumulate hardware, supporting precision sensor field-oriented control and digital power conversion. According to the Microchip dsPIC33EPXXXGM3XX/6XX/7XX data sheet (document 70000689d), remappable RPn/RPIn pins support PPS with documented limitations. Typical applications include brushless DC and PMSM motor drives, digital power supplies, industrial automation, and embedded sensing systems that need DSP-class math with real-time control peripherals. When designing with this device, budget RAM carefully: at 16KB it is modest for complex control algorithms with heavy buffering, and compiler stack sizing must be verified. This page synthesizes distributor listings, cross-reference search results, and drop-in alternative analysis not found in the manufacturer datasheet.

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DSPIC33EP256GM310T-I/PF

DSPIC33EP256GM310T-I/PF - 70 MIPS 16-bit DSC 256KB Flash | Microchip

The Microchip DSPIC33EP256GM310T-I/PF is a 16-bit digital signal controller (DSC) from the dsPIC33EP256GM310 family featuring a 70 MIPS dsPIC DSC core, 256KB of Flash program memory, 16KB of RAM, and 3.3V operation, housed in a 100-pin TQFP surface-mount package (tape-and-reel suffix T, industrial temperature range -40C to +125C). A digital signal controller combines the computational architecture of a microcontroller with the multiply-accumulate hardware of a DSP. In the power-management hierarchy of embedded systems, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the standard choice for real-time control loops such as field-oriented motor control, digital power conversion, and sensor signal processing where deterministic interrupt latency and DSP-class math in a single chip are required. Key features 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 analog signal conditioning from external components. The Charge Time Measurement Unit (CTMU) supports capacitive touch and precision time measurement, while the Peripheral Trigger Generator (PTG) automates peripheral sequencing to reduce CPU load. Architecturally, the dsPIC33E core uses an enhanced 16-bit pipeline with DSP instruction support (MAC, DSP multiply, barrel shifter), 85.5K x 24-bit program memory word organization, and low-power modes with boundary scan (JTAG) support. The integrated op-amps can be configured with the ADC for current-sense amplification in motor drives, eliminating external amplifier stages and board area. Typical applications include precision motor control (BLDC, PMSM, stepper) drives, digital power supplies and solar inverters, and industrial sensing systems that need on-chip analog conditioning. The 12-channel MCPWM with dead-time insertion and fault inputs directly targets three-phase inverter designs. A key design consideration: maximum operating frequency depends on temperature grade and supply conditions, so verify the electrical characteristics section of the manufacturer datasheet against your clock plan, and budget Flash for self-write endurance if field firmware updates are planned. This page synthesizes distributor availability, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM310T-I/PT

DSPIC33EP256GM310T-I/PT - 16-bit 70 MIPS DSC 256KB Flash | Microchip

The Microchip Technology DSPIC33EP256GM310T-I/PT is a 16-bit dsPIC33EP digital signal controller (DSC) delivering 70 MIPS performance from 256KB (85.5K x 24) of Flash program memory, integrated DSP engine, and a 100-pin TQFP (12x12 mm) surface-mount package. A digital signal controller combines the computational throughput of a DSP with the deterministic control peripherals of a microcontroller. In the embedded-systems hierarchy, the DSC sits between a general-purpose MCU and a dedicated DSP: it executes single-cycle MAC and DSP instructions for control-loop math while providing motor-control PWM, quadrature encoders, and op-amps on-chip. The dsPIC33EP family is Microchip's 3.3V generation of this DSC class, targeting high-performance, precision motor control and digital power conversion. Key features of this part include 70 MIPS core speed at 3.3V operation (3.0V to 3.6V supply range), 256KB of self-programmable Flash, 32KB (32K x 8) of RAM, 85 general-purpose I/O pins, and 12 MCPWM channels with 8 input capture and 8 output compare peripherals. The device integrates 4 on-chip op-amps, a Charge Time Measurement Unit (CTMU) for capacitive touch and precise timing, 2 quadrature encoder interfaces (QEI) for position feedback, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. Communication coverage includes multiple UART, SPI, and I2C channels, and the core supports IEEE 1149.2-compatible JTAG boundary scan, in-circuit programming, and hardware breakpoints for debug. Typical applications include brushless DC and PMSM motor control with field-oriented control algorithms, digital power supplies (PFC, LLC), industrial automation nodes, and audio or sensor signal-processing pipelines that benefit from the DSP MAC engine. Design consideration: run the core from an internal PLL multiplied off the primary oscillator to reach 70 MIPS, and budget decoupling on all VDD pairs; the 100-TQFP 0.4 mm pitch demands careful PCB fanout. This page synthesizes distributor pricing, verified drop-in alternatives, comparison data, and design notes not found in the manufacturer datasheet.

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DSPIC33EP256GM310T-I/PT - 16-bit 70 MIPS DSC 256KB Flash | Microchip