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DSPIC33EP128MU202-I/MM

DSPIC33EP128MU202-I/MM - 16-bit DSC 128KB Flash QFN | Microchip

The Microchip Technology DSPIC33EP128MU202-I/MM is a 16-bit digital signal controller (DSC) featuring 128 KB of Flash program memory, 16 KB of RAM, and an integrated 12-bit ADC, housed in a 28-pin QFN (MM) package. It belongs to the dsPIC33EP family operating up to 70 MIPS from a 3.3 V supply, combining MCU control capability with DSP-grade math performance. A digital signal controller is a hybrid between a microcontroller (MCU) and a digital signal processor (DSP): it executes general-purpose embedded control code like a PIC or AVR MCU while also providing hardware multiply-accumulate, DSP instructions, and high-speed peripherals for signal processing. In the power management hierarchy, a DSC sits between a standard MCU and a dedicated DSP, making it the device class of choice for digital power conversion, motor control, and sensor processing. Key features of the DSPIC33EP128MU202 include the 128 KB self-programming Flash with ECC, 16 KB of on-chip SRAM, up to 70 MIPS performance at 3.3 V, and a 12-bit ADC with up to 1.1 Msps throughput that supports simultaneous multi-channel sampling for digital power feedback loops. The MU (USB) variant adds a full-speed USB 2.0 device peripheral, distinguishing it from the MC motor-control variant of the same die. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with a 16-bit ALU, a 40-bit wide accumulator, and single-cycle MAC hardware. Peripherals typically include UART, SPI, I2C, multiple 16-bit timers, output compare/input capture channels, and Motor Control PWM modules, with Peripheral Pin Select (PPS) allowing flexible digital I/O remapping for layout optimization. Typical applications include USB-connected industrial sensors, digital power supplies, brushless DC (BLDC) motor control, audio and biometric signal processing, and general embedded control where DSP math meets USB connectivity. A key design consideration: the -I suffix denotes the industrial temperature range of -40C to +85C; for -40C to +125C environments, use the -E (extended) variant instead. The QFN-28 thermal pad should be soldered to a grounded copper pour for best thermal and electrical performance. This page synthesizes distributor inventory data, same-package drop-in alternatives within the dsPIC33EP family, and practical design notes not found on the manufacturer product page.

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DSPIC33EP128MU202-I/SO

DSPIC33EP128MU202-I/SO - 70MIPS 128KB DSC, USB | Microchip

The Microchip Technology DSPIC33EP128MU202-I/SO is a 16-bit digital signal controller (DSC) combining a 70 MIPS dsPIC33E core with 128 KB of Flash memory, 16 KB of RAM, and an integrated full-speed USB 2.0 peripheral, housed in a 28-pin SOIC package rated from -40C to +85C. A digital signal controller is a hybrid device that merges the computational horsepower of a digital signal processor (MAC operations, DSP instructions, circular addressing) with the peripheral integration and ease of use of a microcontroller. In the power-management hierarchy, DSCs sit above general-purpose MCUs and below multi-core DSPs, making them the preferred choice for closed-loop control systems that need real-time math and rich peripherals on a single chip. Key features include the 70 MIPS dsPIC33E core with single-cycle MAC and 40-bit accumulator, 128 KB Flash with self-programming capability, 16 KB RAM, a 12-bit 1.1 Msps ADC with up to 10 input channels, and the USB 2.0 full-speed module that eliminates an external USB interface chip. Multiple UART, SPI, and I2C peripherals plus flexible peripheral pin select (PPS) allow digital remapping of I/O, simplifying PCB routing. The dsPIC33EP architecture uses an enhanced Harvard bus structure with separate program and data paths, hardware loop support, and dual operand fetch for efficient FIR/IIR filtering. The 12-bit ADC can be synchronized to PWM modules via triggers, enabling precise current-sense sampling in digital power and motor control loops. Programmable PLL from the internal FRC or external crystal yields flexible clocking up to 70 MIPS. Typical applications include USB-connected sensor hubs, battery charging and digital power supplies, BLDC/PMSM motor control, and portable instrumentation. The integrated USB makes it especially attractive for devices that must communicate with PCs without a separate USB bridge. Design consideration: the dsPIC33E core requires a VCAP/VDDCORE capacitor (typically a low-ESR 10 uF) for the internal 2.5V regulator - omitting it or using an unstable capacitor is a common cause of boot failures. This page synthesizes distributor pricing, drop-in same-family alternatives, pinout data, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU202T-I/MM

DSPIC33EP128MU202T-I/MM - 16-bit 70 MIPS DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU202T-I/MM is a 16-bit digital signal controller (DSC) with 128 KB of Flash memory, 70 MIPS peak performance, and integrated USB 2.0 Full-Speed device support, housed in a 28-pin QFN (MM) package rated for -40C to +85C operation. A digital signal controller combines the peripherals and ease-of-use of a microcontroller with the computational throughput of a digital signal processor. Within Microchip's portfolio, the dsPIC33E family sits between general-purpose 16-bit PIC24 MCUs and high-performance 32-bit MCUs, offering single-cycle MAC, DSP multiply-accumulate instructions, and dual 40-bit accumulators, making it a power management IC-controller class device for real-time control systems. Key differentiating features include the integrated USB 2.0 Full-Speed module (a capability the pin-compatible GP and MC variants lack), dual I2C, dual SPI, and dual UART peripherals for rich connectivity, up to 35 general-purpose I/O, and a 12-bit 1.1 Msps analog-to-digital converter. The 70 MIPS core executes from zero-wait-state Flash, and the device supports multiple switch-mode clock sources and PLL options for deterministic timing. Architecturally, the dsPIC33EP core implements an enhanced Harvard pipeline with 16-bit data path, 40-bit wide accumulators, and X and Y data memories that allow concurrent fetch of two operands for DSP instructions. Peripheral Pin Select (PPS) lets developers remap digital functions to available pins, easing PCB routing in compact QFN-28 layouts. Typical applications include motor control systems, digital power supplies, USB-connected industrial sensors, and real-time monitoring nodes where DSP math and USB communication are required on one chip. A key design consideration: the internal core regulator requires a low-ESR VCAP capacitor on the VCAP pin for stable 1.8V core generation; omitting or misplacing it causes intermittent brownouts. This page synthesizes distributor availability data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MU202T-I/SO

DSPIC33EP128MU202T-I/SO - 16-bit DSC, 128KB Flash, USB | Microchip

The Microchip DSPIC33EP128MU202T-I/SO is a 16-bit Digital Signal Controller (DSC) with 128 KB (44K x 24-bit word) of flash program memory, integrated USB 2.0 full-speed device support, and operation at up to 70 MIPS, packaged in a 28-pin SOIC (SOIC-W, 300 mil) surface-mount package. A Digital Signal Controller combines the compute architecture of a microcontroller with the fast interrupt handling and arithmetic capability of a DSP. Within the power management hierarchy of embedded systems, a DSC such as the dsPIC33 family sits above simple MCUs, adding hardware DSP multiply-accumulate (MAC) instructions that make it efficient for control loops, digital power conversion, and signal processing tasks. Key features of this device include the 16-bit modified Harvard core at up to 70 MIPS from a 3.3V supply, dual on-chip user-programmable gain amplifiers and comparators, multiple 16-bit timers, and peripherals relevant to the MU (USB) subfamily: USB 2.0 full-speed device, multiple UART/SPI/I2C peripherals via Peripheral Pin Select (PPS), and a 12-bit ADC that supports motor control and digital power applications. The dsPIC33EP series is fabricated to deliver deterministic interrupt latency and supports In-Circuit Serial Programming (ICSP) via the standard PICkit/MPLAB ICD toolchain in MPLAB X IDE. The extended family naming (EP) denotes enhanced peripherals and higher performance relative to the earlier dsPIC33F series. Typical applications include digital power supplies and PFC stages, brushless DC and PMSM motor control, USB-connected sensor interfaces, audio signal processing, and industrial control panels where the 28-pin footprint and 128 KB flash provide code headroom. A key design consideration: the VCAP/VDDCORE pin (pin 28) requires an external low-ESR capacitor per the manufacturer datasheet for internal core regulation stability; do not power this pin externally. This page synthesizes distributor availability, same-package drop-in alternatives, pinout, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU204-E/ML

DSPIC33EP128MU204-E/ML - 16-bit DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU204-E/ML is a 16-bit digital signal controller (DSC) with 128 KB (43K x 24) of Flash program memory, 16 KB of RAM, an integrated full-speed USB 2.0 peripheral, and a 12-bit ADC, housed in a 44-pin QFN (8x8x0.9 mm) package rated from -40C to +125C. A digital signal controller combines the computational strengths of a microcontroller with the DSP-engine features of a digital signal processor in a single silicon device. Within the power-management hierarchy of embedded systems, a DSC sits above general-purpose MCUs for control-loop tasks and below multi-core application processors, making it the natural choice for digitally controlled power conversion and precision motion systems. Key features include 60 MIPS core performance (per DigiKey product data), 1 KB of data Flash (EEPROM emulation), three on-chip operational amplifiers, motor-control PWM with dead-time insertion, quadrature encoder interface (QEI), a peripheral trigger generator (PTG), and a charge time measurement unit (CTMU) for capacitive touch and precision time measurements. Technically, the dsPIC33EP core executes DSP multiply-accumulate instructions and supports dual operand fetch, enabling single-cycle MAC operations used in filters and transforms. The MU variant distinguishes itself from the MC variant through the integrated full-speed USB 2.0 device/peripheral module, eliminating an external USB interface chip in connectivity-centric designs. Typical applications include digital power supplies and USB-connected power converters, brushless DC and PMSM motor control with encoder feedback, and industrial instrumentation with USB data upload. Design consideration: verify the 3.0-3.6 V supply domain and USB VBUS handling early; the E-suffix temperature rating supports extended industrial environments but thermal pad soldering on the QFN is mandatory for heat spreading. This page synthesizes distributor inventory data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MU204-E/PT

DSPIC33EP128MU204-E/PT - 16-bit DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU204-E/PT is a 16-bit digital signal controller (DSC) with 128 KB of Flash memory, 16 KB of RAM, and an integrated 12-bit ADC, housed in a 44-pin TQFP (PT) package rated for -40C to +125C operation. A digital signal controller combines the compute architecture of a digital signal processor (DSP) with the peripheral set and ease of use of a microcontroller (MCU). Within the power-management hierarchy of embedded systems, the DSC sits between general-purpose MCUs and dedicated DSPs, offering a single-chip solution for control loops that also need math-intensive signal processing such as filters, transforms, and sensor fusion. Key features of the dsPIC33EP128MU204 include the high-performance dsPIC33E core running at up to 70 MIPS, DSP engine with single-cycle MAC and 40-bit accumulators, USB OTG connectivity, multiple UART/SPI/I2C serial ports, a 12-bit ADC with up to 1.1 Msps throughput, and PWM modules suited to motor control and power conversion. The -40C to +125C extended temperature grade (E suffix) supports industrial and automotive-adjacent environments. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with dedicated address generators and hardware loop support, so FIR/IIR filtering and PID control execute deterministically without software overhead. Deep sleep and doze modes allow aggressive power scaling in battery-powered designs. Typical applications include brushless DC and PMSM motor control, digital power supplies (LLC, PFC, totem-pole), USB-connected industrial sensors, audio processing nodes, and general-purpose embedded control requiring DSP math. Design consideration: the PT package is a 0.8 mm pitch TQFP - use a solid ground plane, place 100 nF decoupling capacitors at every VDD/VSS pair, and verify USB impedance requirements early if the OTG port is used. This page synthesizes distributor availability, drop-in family alternatives, and design notes not consolidated in the manufacturer datasheet. Pricing shown is as of 2026-09-24.

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DSPIC33EP128MU204-H/ML

DSPIC33EP128MU204-H/ML - 16-bit DSC 128KB Flash 70 MIPS | Microchip

The Microchip Technology DSPIC33EP128MU204-H/ML is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS with 128 KB of Flash memory and 16 KB of RAM, integrated with a 12-bit ADC and housed in a 44-pin QFN (ML) package rated for extended 150C 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, the DSC sits above general-purpose MCUs in math capability while retaining deterministic single-cycle MAC and DSP instructions, making the dsPIC33EP family the bridge between MCU and DSP in embedded control systems. Key features of this device include a 70 MIPS dsPIC33E core with DSP engine, 128 KB (128 Kbytes x 8) self-programming Flash with ECC, 16 KB of RAM, dual 12-bit ADCs supporting high-speed sampling, multiple UART, SPI and I2C peripherals, and two 3-phase PWM modules suited for motor control. The -H temperature grade extends operation to +150C ambient, enabling designs in harsh thermal environments where standard -40C to +85C parts would be marginal. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with single-cycle MAC, hardware divide, and bit-reversed addressing for FFTs. The MU variant emphasizes connectivity with up to three UARTs, dual CAN-capable ECAN modules on larger members, and flexible remappable pin peripherals (PPS), allowing designers to route functions to available pins in QFN-44 layouts. Typical applications include industrial motor control and drives, digital power conversion, sensor signal processing, and harsh-environment industrial automation exposed to elevated ambient temperatures. When designing with the -H grade, derate junction temperature margins and verify PCB copper area, since 150C operation reduces long-term reliability headroom; confirm maximum load current versus ambient using the datasheet derating curves. This page synthesizes distributor availability, drop-in alternatives across the dsPIC33E MU/MC families, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU204-H/PT

DSPIC33EP128MU204-H/PT - 16-bit DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU204-H/PT is a 16-bit digital signal controller (DSC) combining a 128 KB flash program memory, 16 KB of RAM, and a high-performance dsPIC33E core with integrated DSP engine, housed in a 44-pin TQFP (PT) package rated for operation from -40C to +150C. A digital signal controller is a hybrid device that merges the peripheral set and ease of use of a microcontroller with the computational throughput of a digital signal processor. Within the power management hierarchy of embedded systems, DSCs such as the dsPIC33E family sit between general-purpose MCUs and dedicated DSPs, making them the preferred choice when control loops, math-intensive filtering, and rich connectivity must coexist in a single chip. Key features of the DSPIC33EP128MU204-H/PT include the dsPIC33E core with DSP instruction support (MAC, DSP multiply-accumulate, modulo and bit-reversed addressing), a 12-bit ADC for precise analog acquisition, a motor-control PWM module suited for inverter and power-conversion tasks, and a full-speed USB module for direct host connectivity. The -H temperature grade extends reliability into harsh thermal environments where standard industrial parts would fail. The dsPIC33E architecture executes from zero-wait-state flash and provides interrupt latency and atomic bit manipulation well suited to real-time control. The integrated DSP engine enables FIR/IIR filtering, FFT-based analysis, and sensor-fusion arithmetic without external acceleration, while hardware peripheral libraries (such as Microchip Code Configurator and Harmony support) shorten development time. Typical applications include digital power supplies, PFC and inverter control, brushless and PMSM motor drives, USB-connected sensors and instrumentation, and industrial gateways where CAN/UART/I2C links converge. The 44-pin TQFP footprint balances I/O count with compact board area. A key design consideration: the -H grade permits up to +150C ambient, but flash program-voltage and AC timing derating at elevated temperature should be verified in the manufacturer datasheet before final timing budgets are fixed. This page synthesizes distributor availability, family-level drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU204-I/ML

DSPIC33EP128MU204-I/ML - 16-bit DSC 128KB Flash 70 MIPS | Microchip

The Microchip Technology DSPIC33EP128MU204-I/ML is a 16-bit Digital Signal Controller (DSC) with 128 KB flash memory, 16 KB RAM, and an on-chip 12-bit ADC, housed in a 44-pin QFN (ML) surface-mount package. It integrates a DSP-enhanced PIC MCU core, USB On-The-Go connectivity, and high-speed peripherals in a single 16-bit device. A Digital Signal Controller combines the compute architecture of a digital signal processor with the peripheral set, interrupt structure, and ease of use of a microcontroller. In the system hierarchy, the dsPIC33EP family sits between general-purpose MCUs and full DSPs, making it the preferred choice for embedded control tasks that also need fast math: motor control loops, digital power conversion, and signal conditioning. Key features include a 16-bit pipeline core executing up to 70 MIPS, two 16-bit on-chip program spaces, a 16-channel 12-bit ADC with up to 1.1 Msps conversion rate, USB 2.0 full-speed On-The-Go, three 16-bit timers, and multiple UART, SPI, and I2C ports. Multiple PWM modules support motor control and switching power supplies directly. The dsPIC33EP architecture uses a modified Harvard bus with dedicated hardware multiply, divide, and barrel-shifter units, plus DSP instruction support (MAC, DSP addressing modes) that accelerates FIR/IIR filtering and control algorithms. Flash is reprogrammable in-circuit, and the device operates from a 3.0 V to 3.6 V supply over the industrial temperature range of -40C to +85C, indicated by the -I suffix. Typical applications include brushless DC and PMSM motor drives, USB-connected industrial instruments, digital LED lighting, and sensor acquisition systems that benefit from the 12-bit ADC and DSP math. Design consideration: budget PCB area for the QFN exposed thermal pad and follow Microchip's clock and USB layout guidance; at 70 MIPS the device tolerates minor layout imperfections, but USB signal routing and decoupling quality directly determine compliance. This page synthesizes distributor stock data, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MU204-I/MV

DSPIC33EP128MU204-I/MV - 70 MIPS 16-bit DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU204-I/MV is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance from its dsPIC33E core, with 128 KB of Flash program memory, 16 KB of RAM, an integrated USB 2.0 module, and a 12-bit ADC, housed in a 44-pin QFN (MV) package rated for -40C to +85C operation. A digital signal controller combines the computational architecture of a digital signal processor (DSP) with the peripheral set and ease of use of a microcontroller unit (MCU). DSCs occupy the middle of the embedded processing hierarchy between general-purpose MCUs and dedicated DSPs, offering single-cycle MAC and DSP instructions alongside familiar control peripherals. The dsPIC33E family from Microchip is a widely adopted DSC platform for real-time embedded control. Key features of this device include the 70 MIPS modified Harvard architecture core with DSP engine, 128 KB (44 KB equivalent of instruction words) of self-programming Flash with ECC, 16 KB of SRAM, an on-chip USB 2.0 full-speed device/peripheral module, multiple UART, SPI and I2C ports, and a 12-bit, high-speed analog-to-digital converter capable of sampling rates in the hundreds of ksps range for multi-channel signal acquisition. The dsPIC33EP MU-series architecture pairs the enhanced DSP instruction set (40-bit accumulators, dual operand fetch, modulo and bit-reversed addressing) with up to two peripherals clusters supporting lockable configuration, enabling deterministic real-time response. The USB module offloads communication tasks from the main control loop, which is why the MU (USB-capable) subfamily is frequently chosen over the GP and MC subfamilies when a system needs both precision control and USB connectivity in a single chip. Typical applications include USB-connected industrial sensors and instruments, digital power supplies and battery chargers with USB configuration interfaces, motor control systems with communications, and portable data-acquisition products. The 44-pin QFN (MV) package suits compact, thermally efficient surface-mount layouts. Design consideration: the device operates from a nominal 3.3V supply; budget USB VBUS handling, decoupling, and programming (ICSP via ICSPCLK/ICSPDAT) access early in layout. This page synthesizes distributor sourcing data, same-package drop-in alternatives, and design guidance in one place, information not consolidated in the standard datasheet.

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DSPIC33EP128MU204T-I/ML

DSPIC33EP128MU204T-I/ML - 16-bit DSC 128KB Flash QFN-44 | Microchip

The Microchip Technology DSPIC33EP128MU204T-I/ML is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 128 KB of Flash memory and 16 KB of RAM, housed in a 44-pin QFN (ML) surface-mount package rated for -40C to +85C operation. A digital signal controller combines the computational architecture of a digital signal processor with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits between general-purpose MCUs and dedicated DSPs, making it the preferred choice when real-time control loops, fast math, and rich connectivity must coexist in a single chip. Key features of this part include the 16-bit dsPIC33E core running at up to 70 MIPS from a 3.0 V to 3.6 V supply, DSP instruction extensions (MAC, DSP multiply, modulo addressing), dual CAN 2.0B modules, multiple UART, SPI, and I2C interfaces, and a 12-bit ADC that supports high-speed conversions for current and voltage sensing. The T suffix denotes Tape and Reel packaging for automated pick-and-place assembly. Architecturally, the dsPIC33EP family uses a modified Harvard pipeline with separate program and data buses, hardware divide support, and flexible interrupt nesting. Dedicated addressing modes and a DSP engine allow single-cycle MAC operations, which is critical for control-loop bandwidth in digital power and motor applications. Typical applications include digital power supplies (PFC, LLC), brushless DC and PMSM motor control, automotive and industrial CAN networking nodes, and general-purpose embedded control requiring DSP math. A key design consideration is clock configuration: the internal PLL can multiply the external crystal to reach 70 MIPS, but flash wait states and power draw scale with frequency, so verify the clock plan against the datasheet before committing the layout. This page synthesizes distributor listings, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet, with pricing as of 2026-09-24.

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DSPIC33EP128MU204T-I/MV

DSPIC33EP128MU204T-I/MV - 16-bit DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU204T-I/MV is a 16-bit Digital Signal Controller (DSC) with 128 KB of Flash program memory, 16 KB of RAM, and an integrated 12-bit ADC, packaged in a 44-pin TQFP (/MV) surface-mount enclosure and rated for the industrial temperature range (-40C to +85C). A Digital Signal Controller combines the computational architecture of a Digital Signal Processor (DSP) with the peripheral set and ease of use of a microcontroller (MCU). In the product hierarchy, the dsPIC33EP family sits under the dsPIC33E family of DSCs, under Microchip's 16-bit architecture portfolio, and ultimately under the broader category of embedded processors. DSCs are used where a control loop must execute fast multiply-accumulate (MAC) operations - such as FOC motor control, digital power conversion, and digital audio processing - while still managing general-purpose I/O and communication peripherals. Key features of the DSPIC33EP128MU204 include a high-performance 16-bit DSP core, 128 KB of self-programmable Flash for code and data, 16 KB of on-chip RAM for control-loop state variables and buffers, and a 12-bit ADC for analog sensing. The MU (USB) peripheral variant of the dsPIC33EP x04 family integrates USB device support, distinguishing it from the MC (motor control) and GP (general purpose) variants that share the same pinout and package. Industrial (-40C to +85C) temperature grading and the /MV 44-lead TQFP package make the part suited to compact, cost-sensitive embedded boards. Architecturally, the dsPIC33EP core executes from Flash with a modified Harvard bus structure that supports single-cycle MAC and dual data fetches - the hallmark of DSP arithmetic. This enables deterministic execution of digital filters, PID compensators, and transformation routines used in motor and power control. Typical applications include USB-connected embedded devices, digital power supplies, sensor conditioning and data acquisition, and general motor control boards that also require USB communication. The 128 KB Flash accommodates protocol stacks plus control firmware without external memory. Design consideration: verify USB timing budgets and ADC sampling sequences early in the firmware design; the shared peripheral resources of the MU variant trade some motor-control-specific peripherals for USB. This page synthesizes distributor inventory data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with pricing referenced as of 2026-09-24.

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DSPIC33EP128MU204T-I/PT

DSPIC33EP128MU204T-I/PT - 16-bit DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU204T-I/PT is a 16-bit Digital Signal Controller (DSC) from the dsPIC33EP family delivering 70 MIPS performance with 128 KB of Flash memory and 16 KB of RAM, housed in a 44-pin TQFP (PT) package. It integrates USB OTG, a 12-bit ADC, and multiple UART, SPI, and I2C peripherals for embedded control designs. A Digital Signal Controller combines the deterministic control of a microcontroller with the mathematical throughput of a DSP. Within the power-management hierarchy of embedded systems, the DSC sits between general-purpose MCUs and dedicated DSPs, making it a common choice for closed-loop control loops that require both fast multiply-accumulate operations and rich peripheral integration on a single chip. Key features include the 70 MIPS dsPIC33E core with DSP instruction extensions, 128 KB of self-programmable Flash with ECC, 16 KB of RAM, USB 2.0 On-The-Go capability, and up to two CAN 2.0B modules. The 12-bit ADC supports high-speed sampling for current-loop and sensor-capture tasks, while multiple communication ports allow simultaneous connectivity to hosts and field buses. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with hardware multiply-accumulate, barrel shifter, and dual operand fetch, enabling single-cycle MAC execution for filter and transform algorithms. Code and data buses are separated, and DMA channels offload the CPU during high-bandwidth ADC and UART transfers, reducing jitter in real-time control loops. Typical applications include digital power supplies, brushless and PMSM motor control, industrial sensing nodes, and USB-connected instrumentation where a 16-bit controller with DSP math and 12-bit ADC accuracy is required. When designing with this device, budget the 3.0 V to 3.6 V supply rail carefully and place the USB PHY decoupling per the reference design; also verify Flash endurance limits if the application performs frequent self-programming. This page synthesizes distributor pricing, pin-compatible family alternatives, and practical design guidance not found in the manufacturer datasheet, as of 2026-09-24.

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DSPIC33EP128MU206-E/PT

DSPIC33EP128MU206-E/PT - 16-bit DSC 128KB Flash USB TQFP-64 | Microchip

The Microchip Technology DSPIC33EP128MU206-E/PT is a 16-bit digital signal controller (DSC) with 128 KB flash memory, 16 KB RAM, and integrated USB 2.0 full-speed OTG, housed in a 64-pin TQFP (10x10x1 mm) package rated for -40C to +125C operation. According to Microchip product data, it executes up to 70 MIPS on the dsPIC33E core with DSP engine and offers a 12-bit ADC, three on-chip operational amplifiers, motor-control PWM, quadrature encoder interface (QEI), CTMU charge-time measurement, and a programmable triggered generator (PTG). A digital signal controller combines the compute architecture of a microcontroller with the mathematical throughput of a DSP, sitting in the power/performance hierarchy between general-purpose MCUs and dedicated DSP ICs. The dsPIC33E family adds fast multiply-accumulate hardware, barrel shifters, and modulo/bit-reversed addressing for efficient filtering and control-loop mathematics. Key features include 1 KB of data EEPROM in flash, rich connectivity (USB OTG, up to 4 UART, 3 SPI, 4 I2C modules), peripheral pin select (PPS) for flexible pin mapping, and the MU-series analog integration that pairs the 12-bit ADC with three op-amps for signal conditioning directly on-chip. Multiple power management modes (idle, doze, sleep) reduce consumption in battery-operated designs. Typical applications include motor control and drives, digital power conversion, USB-connected industrial sensors, and general-purpose embedded control that benefits from DSP math. The extended temperature grade (-E) supports harsh industrial and automotive-adjacent environments. Design consideration: the 64-pin TQFP uses peripheral pin select for digital functions, so pin assignment must be configured in software at startup; also provide a clean 3.3 V rail (3.0 V to 3.6 V) and follow Microchip's USB layout guidance for VBUS and differential pairs. This page adds distributor stocking data, drop-in family alternatives, and practical design guidance not found in the manufacturer datasheet alone.

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DSPIC33EP128MU206-H/PT

DSPIC33EP128MU206-H/PT - 16-bit DSC, 128KB Flash, USB | Microchip

The Microchip Technology DSPIC33EP128MU206-H/PT is a 16-bit digital signal controller (DSC) with 128 KB of flash program memory, 16 KB of RAM, and an integrated full-speed USB 2.0 peripheral, housed in a 64-pin TQFP package measuring 10 x 10 x 1 mm. A digital signal controller combines the computational capability of a digital signal processor with the peripheral integration and ease of use of a microcontroller. DSCs sit in the embedded processing hierarchy between general-purpose MCUs and dedicated DSPs, offering single-cycle MAC (multiply-accumulate) instructions, DSP-style addressing modes, and hardware divide support while retaining familiar MCU peripherals such as UART, SPI, I2C, timers, and PWM. Key features of the DSPIC33EP128MU206-H/PT include a 16-bit modified Harvard architecture dsPIC33E core, 12-bit analog-to-digital converter, motor control PWM (MC PWM), quadrature encoder interface (QEI), charge time measurement unit (CTMU), programmable gain amplifiers (3 op-amps), UART, SPI, I2C, and USB connectivity. The MU sub-family is distinguished by its USB OTG capability, making it well suited for communication-centric designs. The device leverages Microchip's dsPIC33EP architecture, delivering high computation throughput for real-time control loops and digital filtering. The CTMU enables capacitive touch and precise time-interval measurement, while the PTG (programmable toggle generator) offloads sequencing tasks from the CPU, reducing interrupt latency in time-critical applications. Typical applications include digital power supplies, motor control (BLDC/PMSM with QEI feedback), USB-connected industrial instruments, capacitive touch interfaces, and sensor acquisition systems requiring 12-bit ADC accuracy. Design consideration: the -H temperature suffix denotes an extended temperature grade; confirm the required operating range in the latest Microchip datasheet before finalizing BOM, and verify USB compliance only when the internal 3.3V regulator and proper filtering are used. This page synthesizes distributor stock data, drop-in alternatives, and design guidance not consolidated in the manufacturer datasheet, with pricing as of 2026-09-24.

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DSPIC33EP128MU206-I/MR

DSPIC33EP128MU206-I/MR - 16-bit 70 MIPS DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128MU206-I/MR is a 16-bit digital signal controller (DSC) delivering 70 MIPS from its dsPIC33EP core with 128 KB (43K x 24) of Flash program memory and 16 KB of RAM, housed in a 64-pin VQFN (MR, 9x9 mm) package with an industrial temperature rating of -40C to +85C. According to the Microchip product listing, this device integrates a 12-bit ADC and USB connectivity. A digital signal controller combines the computational strengths of a microcontroller (MCU) with the math acceleration of a digital signal processor (DSP). In the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs, offering deterministic interrupt latency, hardware multiply-accumulate units, and DSP-style addressing modes while retaining the peripherals and ease of use of a classic microcontroller. Key features of the DSPIC33EP128MU206 include 70 MIPS sustained core performance at 3.3V, a 12-bit ADC capable of high-rate sampling for control loops, USB 2.0 full-speed device support (the MU suffix denotes USB capability), 128 KB of self-programmable Flash with ECC, and a rich peripheral set of timers, UARTs, SPI, and I2C modules typical of the dsPIC33EP family. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with DSP engine instructions (MAC, MPY, dual operand fetch), zero-overhead loops, and hardware division support. Program Flash is 43K x 24-bit instruction words; the 16 KB SRAM supports DMA transfers to offload the CPU during high-throughput ADC and USB operation. Typical applications include digital power supplies and power factor correction, motor control (BLDC, PMSM, ACIM), USB-enabled industrial sensing nodes, and general embedded control where DSP math and real-time performance are required. When designing with this device, budget the peripheral pin select (PPS) mapping early and confirm the 9x9 mm VQFN thermal pad layout on the PCB, as the exposed pad is the primary heat-removal path. This page synthesizes distributor availability data, drop-in alternatives, and practical design guidance not found in the raw manufacturer datasheet, with pricing references noted as of 2026-09-24.

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DSPIC33EP128MU206-I/PT

DSPIC33EP128MU206-I/PT - 16-bit DSC 128KB Flash 70MIPS | Microchip

The Microchip Technology DSPIC33EP128MU206-I/PT is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 128 KB of flash memory and 16 KB of RAM, housed in a 64-pin TQFP surface-mount package and rated for operation from -40C to +85C. A digital signal controller combines the computational power of a DSP core with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33EP family sits under Microchip's 16-bit architecture family, which descends from the broader digital signal processor product category. DSCs are widely used wherever real-time math-intensive control loops meet general-purpose I/O, such as motor control, digital power conversion, and embedded sensing. Key features of this part include the 16-bit dsPIC33E core running up to 70 MIPS at 3.3V, an internal fast RC oscillator with PLL for flexible clocking, a 12-bit ADC with multiple sample-and-hold channels, USB OTG support characteristic of the MU sub-family, multiple UART, SPI, and I2C serial ports, and hardware DSP multiply-accumulate instructions for filtering and control algorithms. Embedded flash supports in-circuit self-programming. Architecturally, the dsPIC33E core uses a modified Harvard bus with dedicated DSP engine, single-cycle MAC, and dual operand fetch, enabling efficient execution of PID loops, FFTs, and FIR/IIR filters. Peripheral Trigger Generator and DMA resources offload CPU bandwidth, keeping deterministic response in closed-loop control applications such as field-oriented motor drive. Typical applications include BLDC and PMSM motor control, digital SMPS and LED drivers, USB-connected industrial sensors, medical and portable instrumentation, and general embedded control requiring DSP-class math. Design consideration: budget the internal regulator and decoupling per the manufacturer datasheet, and verify USB timing against the system oscillator configuration. This page synthesizes distributor pricing context, drop-in same-family alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU206T-I/MR

DSPIC33EP128MU206T-I/MR - 16-bit DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU206T-I/MR is a 16-bit digital signal controller (DSC) from the dsPIC33EPxxxMU20x family, featuring 128 KB of Flash program memory, 16 KB of RAM, and a 12-bit ADC, housed in a 64-pin QFN surface-mount package supplied on tape and reel. A digital signal controller combines the computational architecture of a microcontroller with the arithmetic throughput of a digital signal processor. Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs, offering deterministic interrupt latency and single-cycle MAC (multiply-accumulate) instructions alongside standard MCU peripherals, making it the natural choice for control loops that also require fast math. Key characteristics include the 16-bit dsPIC33EP core executing DSP instructions at up to 70 MIPS, 128 KB (44 Kword x 24-bit) of self-programmable Flash with ECC-class reliability features, 16 KB of RAM, and a high-speed 12-bit ADC capable of simultaneous multi-channel sampling. The MU20x family is distinguished by its USB OTG capability and dual CAN 2.0B modules, which set it apart from the GP and MC families. Architecturally, the device integrates a DSP engine with two 40-bit wide accumulators, hardware division support, bit-reversal addressing for FFTs, and a rich peripheral set including UART, SPI, I2C, input capture, output compare, and PWM modules - all serviced through a vectored interrupt controller. Typical applications include digital power supplies, motor control drives, USB-connected industrial instruments, CAN-networked automotive and industrial nodes, and general-purpose sensing systems that benefit from DSP math capability. When designing with this DSC, budget careful attention to the 3.0V-3.6V supply domain and decoupling of the core/regulator pins, and verify programming clock constraints when using the internal FRC oscillator. This page synthesizes distributor sourcing data, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP128MU206T-I/PT

DSPIC33EP128MU206T-I/PT - 16-bit DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU206T-I/PT is a 16-bit Digital Signal Controller (DSC) delivering 70 MIPS performance with 128 KB of Flash memory, 16 KB of SRAM, and an integrated full-speed USB 2.0 module, housed in a 64-pin TQFP (PT) package rated for -40C to +85C operation. A Digital Signal Controller combines the computational throughput of a digital signal processor with the peripheral integration, interrupt architecture, and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, a DSC sits above general-purpose MCUs in math capability and below standalone DSPs in system complexity, making it the preferred choice when control loops and signal processing must run on a single chip. Key features include the 16-bit dsPIC33EP core with DSP engine (single-cycle MAC, 40-bit accumulator), 70 MIPS execution at 3.3V, 128 KB of self-programmable Flash with ECC, and a USB 2.0 full-speed device/peripheral module with integrated transceiver - eliminating the need for an external USB PHY. The MU (USB) subfamily is the branch of the dsPIC33EP line dedicated to USB-connected control applications. Technical depth: the device integrates a 10-bit, 1.1 Msps ADC and a 12-bit ADC, multiple UART, SPI, and I2C peripherals, input capture/output compare channels, quadrature encoder interfaces for motor feedback, and comparators. Dual partition Flash supports live firmware updates over USB (bootloader-friendly design). Typical applications include USB-connected industrial sensors and instruments, power-supply and battery-charger digital control, brushless DC and PMSM motor control with USB commissioning, and audio/DSP-adjacent control nodes where a full-speed USB port plus fast control loops are required on one die. Design consideration: the dsPIC33EP family requires a 3.0V-3.6V supply; ensure USB VBUS is regulated down and plan the clock tree (8 MHz crystal plus PLL) per the Microchip oscillator guidelines for reliable 70 MIPS operation. This page synthesizes distributor sourcing data, drop-in alternative MPNs within the dsPIC33EP family, and practical design notes not consolidated on the manufacturer datasheet.

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DSPIC33EP128MU502-E/MM

DSPIC33EP128MU502-E/MM - 70MIPS 16-bit DSC, USB, QFN-28 | Microchip

The Microchip DSPIC33EP128MU502-E/MM is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from 128 KB of Flash program memory and 16 KB of RAM, with an integrated Full-Speed USB 2.0 device module and a 12-bit ADC, housed in a 28-pin QFN (MM, 6x6 mm) package rated for -40C to +125C operation. A digital signal controller combines the computational capabilities of a digital signal processor (DSP) with the peripherals and ease of use of a microcontroller (MCU). Within the power-management hierarchy of embedded systems, a DSC sits between a general-purpose microcontroller and a dedicated DSP, providing hardware multiply-accumulate (MAC) units, fast interrupt handling, and deterministic execution for control loops such as digital power conversion, motor control, and audio filtering. Key features of the DSPIC33EP128MU502-E include the DSP engine with dual 40-bit accumulators, an upstream-facing Full-Speed USB controller with built-in PHY, a 12-bit ADC with up to 10.9 msps throughput for fast analog sampling, and multiple UART, SPI, and I2C communication interfaces for system connectivity. The -E suffix designates the extended temperature range of -40C to +125C, making this device suitable for industrial and automotive-adjacent environments. Architecturally, the dsPIC33E family executes the modified Harvard instruction set at up to 70 MIPS from a 3.0V to 3.6V supply, with oscillator options including an internal fast RC oscillator and crystal-driven PLL for frequency-critical USB operation. Flexible pin remapping (peripheral pin select) on RPx pins allows UART, SPI, and other digital peripherals to be routed to available I/O, simplifying board layout in a compact 28-pin footprint. Typical applications include USB-connected industrial sensors and data loggers, digital power supplies requiring high-rate ADC feedback, brushless DC and PMSM motor control, and audio or communications equipment needing DSP-level math on a low-cost controller. A key design consideration is powering VUSB3V3 from a separate regulated 3.3V rail and placing the VCAP/VDDCORE stabilizing capacitor per the manufacturer datasheet to guarantee reliable core-voltage generation and USB compliance. This page synthesizes verified distributor data, same-package drop-in alternatives, pricing tiers, and practical design notes not found on the manufacturer datasheet alone, for buyers and design engineers researching the DSPIC33EP128MU502-E/MM.

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DSPIC33EP128MU502-E/SO

DSPIC33EP128MU502-E/SO - 16-Bit DSC, 128KB Flash, USB | Microchip

The Microchip Technology DSPIC33EP128MU502-E/SO is a 16-bit Digital Signal Controller (DSC) combining a 70 MIPS dsPIC33E CPU core with 128 KB of Flash program memory, 16 KB of RAM, and a rich analog and connectivity peripheral set, housed in a 28-pin SOIC (SO) package rated for the extended -40C to +125C temperature range denoted by the E suffix. A Digital Signal Controller is a hybrid class of embedded processor that merges the deterministic interrupt handling and peripheral set of a microcontroller (MCU) with the mathematical throughput of a digital signal processor (DSP). Within the power-management hierarchy, a DSC sits above a general-purpose MCU for control-loop-intensive tasks such as digital power conversion, motor control, and sensor fusion, where single-cycle MAC and divide operations materially shorten control-loop execution time. Key features of this device include the 16-bit modified Harvard dsPIC33E core running up to 70 MIPS, 128 KB Flash with 1 KB data Flash for calibration constants, dual 12-bit ADCs delivering up to 10 Msps sampling, and an integrated full-speed USB 2.0 device/OTG peripheral that is rare in 28-pin DSCs. Connectivity is rounded out by a CAN 2.0B controller, multiple UART, SPI and I2C channels, and hardware support for ECAN-based networking. The architecture pairs the high-performance core with a DMA controller, 16 x 16 multiply with 32/40-bit accumulate DSP engine, and flexible clocking (internal FRC PLL or external crystal up to 140 MHz device frequency equivalents). Peripheral Pin Select (PPS) allows digital peripherals to be remapped onto most RPx pins, easing PCB layout and reducing board rework risk. This makes the part well suited to digital power supplies, brushless DC and PMSM motor control, USB-connected instrumentation, and CAN-based industrial nodes. Typical applications include 3-phase motor inverters where dual ADCs sample phase currents synchronously, digital LED lighting and power factor correction stages, and USB-connected industrial sensors that also bridge onto a CAN bus. When designing with this device, budget the VCAP/VDDCORE capacitor carefully: the internal 2.5V core regulator requires a low-ESR 10 uF tantalum or ceramic capacitor plus a 0.1 uF bypass for stable operation. This page synthesizes distributor availability data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineering-context value beyond the raw specification listing.

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DSPIC33EP128MU502-E/SP

DSPIC33EP128MU502-E/SP - 16-bit DSC 128KB USB CAN | Microchip

The Microchip Technology DSPIC33EP128MU502-E/SP is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from 128 KB of Flash memory and 16 KB of SRAM, with integrated USB 2.0 and CAN 2.0b connectivity, housed in a 28-pin 300-mil SPDIP package rated for -40C to +125C operation. A digital signal controller is a hybrid device that combines the compute architecture of a microcontroller with the mathematical acceleration of a digital signal processor. Within the power management and embedded control hierarchy, DSCs sit between general-purpose MCUs and dedicated DSPs, making them the natural choice for closed-loop control systems such as digital power supplies, motor drives, and power-conversion stages that require both fast multiply-accumulate throughput and rich peripherals. Key features of the DSPIC33EP128MU502 include a 12-bit, 1.1 Msps analog-to-digital converter, three on-chip operational amplifiers, high-resolution PWM modules suitable for power conversion, a CTMU (Charge Time Measurement Unit) for capacitive touch and precision time measurement, and dual connectivity blocks: Full-Speed USB 2.0 device support and an ECAN module for CAN 2.0b networks. Architecturally, the dsPIC33E core executes an enhanced 16-bit instruction set with DSP engine (17x17 multiplier, 40-bit accumulator, dual operand fetch), enabling filtering and control-loop math at up to 70 MIPS. Flash is self-programmable, supporting field firmware updates; the Extended-temperature (E) suffix guarantees operation across the full -40C to +125C automotive-grade range. Typical applications include digital power supplies and PFC stages, brushless DC and PMSM motor control, USB-connected embedded-control nodes, and CAN-based automotive or industrial sensing modules where the wide temperature rating is mandatory. Design consideration: the SPDIP package is ideal for prototyping and low-volume assembly, but its larger package limits thermal density versus SOIC/QFN siblings - verify dissipation at 70 MIPS operation. This page adds distributor stock visibility, drop-in same-family alternatives, and selection guidance not found in the manufacturer datasheet.

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DSPIC33EP128MU502-H/SP

DSPIC33EP128MU502-H/SP - 16-bit DSC 128KB Flash 70MIPS | Microchip

The Microchip Technology DSPIC33EP128MU502-H/SP is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS core performance with 128 KB Flash program memory, 16 KB RAM, and an integrated 12-bit ADC, packaged in a 28-pin SPDIP (0.300 in) through-hole package. A digital signal controller combines the computational architecture of a digital signal processor with the peripherals and ease of use of a microcontroller. DSCs sit within the broader embedded processor hierarchy - microcontroller, then DSC, then system-on-chip - offering single-cycle MAC and DSP instructions while retaining conventional MCU peripherals such as UART, SPI, I2C, PWM, and CAN. Key features of this device include the high-performance 16-bit dsPIC33E core rated at 70 MIPS, 128 KB of self-programmable Flash with ECC, 16 KB of SRAM, dual 12-bit ADC modules, multiple 16-bit timers, and communication peripherals including USB and CAN for the MU (USB/media) family variant. The H temperature grade supports extended operating conditions, and the SPDIP package suits prototyping, legacy through-hole boards, and industrial control retrofits. The dsPIC33EP architecture uses a modified Harvard pipeline with deterministic interrupt latency, hardware DSP engine (single-cycle multiply-accumulate), and Peripheral Pin Select (PPS) for flexible I/O mapping. Code development is supported by Microchip MPLAB X IDE and the XC16 compiler, with drop-in code compatibility across the dsPIC33EP family. Typical applications include industrial motor control, digital power supplies (switching converters with MC PWM), USB-connected sensor hubs, audio processing nodes, and general-purpose embedded control requiring DSP-class math. A key design consideration: the dsPIC33EP core requires a VCAP/VDDCORE stabilization capacitor on the internal regulator pin - omitting it is a common bring-up failure. Note this part is listed as discontinued at DigiKey; pricing is RFQ-based from independent distributors. This page synthesizes distributor availability, drop-in family alternatives, pinout guidance, and practical design notes not found in the manufacturer datasheet, as of 2026-09-24.

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DSPIC33EP128MU502-I/MM

DSPIC33EP128MU502-I/MM - 16-bit DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU502-I/MM is a 16-bit Digital Signal Controller (DSC) with 128 KB of Flash program memory, 16 KB of RAM, an integrated full-speed USB 2.0 On-The-Go (OTG) module, and a 12-bit ADC, housed in a 28-pin QFN (MM) package rated for the industrial temperature range of -40C to +85C. A Digital Signal Controller combines the computational capabilities of a digital signal processor with the control peripherals and ease of use of a microcontroller. In the embedded systems hierarchy, the DSC sits between a general-purpose microcontroller (MCU) and a dedicated DSP, making it well suited for real-time control loops that also require math-intensive signal processing, such as digital power conversion and motor control. Key features of the DSPIC33EP128MU502 include its modified Harvard architecture 16-bit core executing at up to 70 MIPS, DSP engine with single-cycle MAC and 40-bit accumulators, and integrated USB OTG support for device, host, and dual-role designs. The part also integrates multiple UART, SPI, and I2C peripherals, a flexible output-compare/input-capture system, and high-speed PWM outputs suitable for power electronics. Architecturally, the dsPIC33EP family uses deterministic single-cycle instruction execution with zero-overhead DO and REPEAT loops, allowing filtering and control algorithms to run predictably. The 12-bit ADC with multiple sample-and-hold channels enables simultaneous sampling of current and voltage feedback signals in closed-loop converters. Typical applications include digital power supplies, USB-connected industrial instruments, battery chargers, BLDC/PMSM motor control drives, and audio signal processing nodes where USB connectivity plus DSP math in a compact 28-pin footprint is valuable. For design, the MM QFN package requires a solid ground plane and thermal vias under the exposed pad; decouple all VDD pins with 100 nF ceramics placed as close as possible to each supply pin. This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33EP family, pinout data, and practical design notes not found on the manufacturer product page.

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DSPIC33EP128MU206-H/PT - 16-bit DSC, 128KB Flash, USB | Microchip

DSPIC33EP128MU206-I/MR - 16-bit 70 MIPS DSC 128KB | Microchip

DSPIC33EP128MU206-I/PT - 16-bit DSC 128KB Flash 70MIPS | Microchip

DSPIC33EP128MU206T-I/MR - 16-bit DSC, 128KB Flash | Microchip

DSPIC33EP128MU206T-I/PT - 16-bit DSC 128KB Flash USB | Microchip

DSPIC33EP128MU502-E/MM - 70MIPS 16-bit DSC, USB, QFN-28 | Microchip

DSPIC33EP128MU502-E/SO - 16-Bit DSC, 128KB Flash, USB | Microchip

DSPIC33EP128MU502-E/SP - 16-bit DSC 128KB USB CAN | Microchip

DSPIC33EP128MU502-H/SP - 16-bit DSC 128KB Flash 70MIPS | Microchip

DSPIC33EP128MU502-I/MM - 16-bit DSC 128KB Flash USB | Microchip