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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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DSPIC33EP128MU502-I/SO

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

The Microchip Technology DSPIC33EP128MU502-I/SO is a 16-bit Digital Signal Controller (DSC) with 128 KB of Flash program memory, 16 KB of RAM, an integrated 12-bit ADC, and an on-chip USB 2.0 interface, housed in a 28-pin SOIC wide-body (SO) surface-mount package. A Digital Signal Controller combines the computational capability of a digital signal processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). DSCs sit between general-purpose MCUs and dedicated DSPs in the embedded systems hierarchy, offering hardware multiply-accumulate (MAC), division support, and fast interrupt handling while retaining flash, ADC, communication, and timer peripherals on one chip. This makes them the standard choice for embedded control loops that also require signal processing. Key features of the dsPIC33EP128MU502 include the dsPIC33E core running up to 70 MIPS at 3.3V, 128 KB (48 KB x 24) of self-programmable flash with ECC options, 16 KB of X/Y dual-port RAM suited to DSP addressing modes, a 10-bit/12-bit multi-channel ADC, and a full-speed USB 2.0 device interface. The device also provides multiple UART, SPI, and I2C modules, output compare and input capture channels, a 16-bit timer array, and remappable peripheral pins (PPS) for flexible board layout. Architecturally, the dsPIC33E family uses an enhanced 16-bit pipeline core with DSP instruction extensions (MAC, MPY, ED), two address generation units, and a zero-overhead DO/REPEAT loop mechanism. The X/Y memory split enables simultaneous operand fetches for efficient FIR/IIR filtering and FFT kernels. In-circuit serial programming (ICSP) and debug access via PGD/PGC pins simplify development with MPLAB X tooling. Typical applications include USB-connected industrial sensors and data loggers, digital power supplies, motor control front ends, and portable instruments where a single-chip USB interface plus ADC and DSP throughput replaces an MCU-plus-bridge two-chip solution. Design consideration: the core supply is generated internally from the 3.3V rail using the VCAP/VDDCORE pin; the required low-ESR stabilization capacitor on this pin is mandatory and must not be omitted or shared. This page synthesizes distributor inventory data, drop-in alternatives, pinout guidance, and practical design notes in one place - information not consolidated on the manufacturer datasheet alone.

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DSPIC33EP128MU502-I/SP

DSPIC33EP128MU502-I/SP - 70MIPS 16-bit USB DSC | Microchip

The Microchip Technology DSPIC33EP128MU502-I/SP is a 16-bit digital signal controller (DSC) delivering 70 MIPS performance with 128 KB Flash and 16 KB RAM, integrated USB OTG connectivity, and a 12-bit ADC, housed in a 28-pin SPDIP (SP) package rated from -40C to +85C. A digital signal controller combines the computational capability of a DSP with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy, DSCs occupy the space between general-purpose MCUs and dedicated DSPs, making them the device of choice for control loops that need both fast math (MAC instructions, DSP engine) and flexible digital and analog peripherals. Key features of this part include the dsPIC33E 16-bit core running at up to 70 MIPS, 128 KB of self-programmable Flash, 16 KB of on-chip RAM, and full-speed USB 2.0 On-The-Go (OTG) capability, which distinguishes the MU sub-family from the GP and MC variants. A 12-bit ADC with multiple sample-and-hold circuits supports simultaneous sampling for high-precision control applications. Architecturally, the dsPIC33EP core pairs two 40-bit wide accumulators and a hardware DSP engine (17x17 MAC, dual operand fetch) with deterministic interrupt latency, allowing filter and control algorithms to execute in fixed cycle counts. In-Circuit Serial Programming (ICSP) and in-circuit debugging are supported through the MPLAB SNAP or PICkit programmers using just two device I/O pins. Typical applications include USB-connected industrial instruments, digital power supplies and PFC converters, brushless DC motor control, and general embedded systems that benefit from DSP-class math in a DIP package that is easy to prototype and socket. Design consideration: the dsPIC33EP core requires a VDDCORE/VCAP stabilization capacitor on pin 11; do not omit it, and sequence 3.3V supply within the 3.0V to 3.6V operating range. This page synthesizes distributor inventory data, drop-in alternatives, pricing tiers, and practical design notes beyond what the manufacturer datasheet provides.

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DSPIC33EP128MU502T-I/MM

DSPIC33EP128MU502T-I/MM - 16-bit DSC 128KB Flash QFN-28 | Microchip

The Microchip Technology DSPIC33EP128MU502T-I/MM is a 16-bit Digital Signal Controller (DSC) delivering up to 70 MIPS, with 128 KB (43K x 24) of flash program memory and 16 KB of RAM, housed in a 28-pin QFN-S 6x6 mm surface-mount package. The -T suffix denotes tape-and-reel packaging, and -I denotes the industrial -40C to +85C temperature range. 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). In the product hierarchy, the dsPIC33EP family sits within the broader dsPIC33 line of 16-bit DSCs, occupying the space between general-purpose MCUs and dedicated DSPs. This makes DSCs a natural fit for embedded control loops, digital power conversion, and motor control where fast math and deterministic interrupt response are required. Key features include a 16-bit modified Harvard core with DSP engine supporting single-cycle MAC and 40-bit accumulators, 12-bit ADC capability, and a rich peripheral mix of UART, SPI, I2C, and PWM outputs. The MU-series silicon distinguishes itself with high-speed peripherals suited to digital power and motion applications, and the low pin count QFN-28 footprint conserves PCB area in compact designs. Architecturally, the dsPIC33EP core executes most instructions in a single cycle at up to 70 MIPS from a 3.0V to 3.6V supply, with hardware looping, bit-reversed addressing, and dual operand fetch that accelerate DSP kernels such as FIR filters, PID loops, and transform-based algorithms. Typical applications include brushless DC and PMSM motor control, digital power supplies and LED drivers, sensor signal conditioning, and general embedded control requiring DSP-class math in a small package. When designing, budget flash and RAM carefully: 128 KB flash and 16 KB RAM are ample for control loops but can be tight for complex protocol stacks; plan pin multiplexing on the 28-pin QFN early, since RPx remappable pins are shared among communication peripherals. This page synthesizes distributor stock data, drop-in family alternatives, pricing tiers, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MU504-E/ML

DSPIC33EP128MU504-E/ML - 16-bit DSC 128KB USB CAN | Microchip

The Microchip Technology DSPIC33EP128MU504-E/ML is a 16-bit digital signal controller (DSC) featuring 128 KB of Flash program memory, 16 KB of SRAM, and a 70 MIPS dsPIC DSC core, housed in a 44-pin QFN (8x8 mm) package rated for -40C to +125C operation. A digital signal controller combines the computational throughput of a DSP with the deterministic control structure and peripheral set of a microcontroller. In the power management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs, making it the preferred device class for closed-loop control loops that need both fast multiply-accumulate arithmetic and rich on-chip peripherals such as PWM, QEI, and CAN. Key features of this MU-series variant include an integrated full-speed USB 2.0 device peripheral, a CAN 2.0B module, a 12-bit ADC with up to 1.1 Msps throughput, three on-chip operational amplifiers, motor-control PWM, quadrature encoder interface (QEI), and a Charge Time Measurement Unit (CTMU). These peripherals let a single chip implement complete digital power, motion, or sensing systems without external analog front-end ICs. Architecturally, the dsPIC33E family uses a modified Harvard pipeline with DSP engine (single-cycle MAC, 40-bit accumulator), hardware division support, and two address generation units. The E-temperature suffix guarantees extended industrial operation to +125C, supporting designs inside sealed enclosures and under-hood or high-power-inverter environments where ambient and self-heating combine. Typical applications include digital power supplies and PFC stages, brushless DC and PMSM motor drives, USB-connected industrial instruments, CAN-networked automotive accessory nodes, and sensor interfaces that exploit the CTMU and on-chip op-amps. For design, plan the 3.3V supply with separate regulated or filtered VUSB for the USB PHY, decouple all VDD/VSS pairs, and budget flash carefully - 128 KB suits mid-complexity control firmware with USB and CAN stacks resident. This page synthesizes distributor pricing, pin-compatible family alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU504-E/MV

DSPIC33EP128MU504-E/MV - 16-bit DSC 128KB Flash USB CAN | Microchip

The Microchip Technology DSPIC33EP128MU504-E/MV is a 16-bit digital signal controller (DSC) from the dsPIC33EP MU family, featuring 128 KB (43K x 24) of Flash program memory, 16 KB of RAM, a 70 MIPS dsPIC33E core, a 12-bit ADC, integrated USB, CAN, three op amps, MCPWM and QEI peripherals, housed in a 48-pin UQFN (6x6 mm) package with extended temperature range (-40C to +125C, E suffix). 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 dsPIC33E family sits above basic MCUs and below dedicated DSPs, offering DSP engine instructions (MAC, DSP multiply-accumulate) alongside general-purpose embedded control peripherals, making it a single-chip solution for real-time control systems. Key features of the MU504 variant include its communication-rich peripheral set: full-speed USB with OTG support, CAN 2.0B for industrial networking, up to three 8-bit/12-bit ADC modules, three analog comparators with op amps, and advanced motor control PWM (MCPWM) with quadrature encoder interface. The 70 MIPS core supports the DSP instruction set, and the device includes 1 KB of dedicated Data Flash (EEPROM emulation) as listed in distributor data. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with 16-bit instructions and 24-bit wide program memory words, delivering deterministic single-cycle DSP MAC operations. Code-dense instructions and an extensive peripheral-trigger system allow peripherals such as the PWM to trigger ADC conversions without CPU intervention, critical for high-frequency motor control loops. Typical applications include digital power supplies, precision brushless DC and PMSM motor control, USB-connected industrial instruments, and CAN-networked sensor nodes. The MU peripheral mix (USB + CAN + MCPWM + op amps) fits multi-protocol control nodes specifically. Design consideration: the UQFN-48 6x6 package exposes a thermal pad beneath the die; a solid ground plane and proper via stitching under the pad are required for thermal dissipation and low-impedance grounding. This page synthesizes distributor listings, drop-in same-family alternatives, and practical design guidance not found in the manufacturer datasheet.

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DSPIC33EP128MU504-H/ML

DSPIC33EP128MU504-H/ML - 16-bit 70 MIPS DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU504-H/ML 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 12-bit ADC, and a 44-pin QFN (ML) surface-mount package. A digital signal controller combines the computational power of a DSP with the peripheral integration and deterministic control of a microcontroller. Within the embedded-systems hierarchy, the dsPIC33EP128MU504 sits in Microchip's dsPIC33EP family, which in turn belongs to the broader dsPIC33E series of 16-bit DSCs - a class of devices purpose-built for closed-loop control loops, digital power conversion, and signal processing tasks that a general-purpose MCU handles less efficiently. Key differentiating features of this MU-series member include its high connectivity peripheral mix - multiple UART, SPI, and I2C ports - plus the 12-bit, multi-channel analog-to-digital converter that supports simultaneous sampling for motor-control feedback. The 70 MIPS dsPIC DSP engine includes two 40-bit accumulators, a 17-bit by 17-bit hardware multiplier, and DSP multiply-accumulate instructions for filtering and control algorithms. Architecturally, the dsPIC33EP core is a modified Harvard design with a 16-bit data path and 24-bit instruction words, executing most instructions in a single cycle at up to 70 MIPS (with an internal PLL multiplying a 7.37 MHz internal FRC or external crystal to the maximum clock). The 128 KB self-programmable flash supports field firmware updates, while 16 KB of SRAM buffers control variables, communication stacks, and DSP working data. Typical applications include brushless DC and PMSM motor control, digital power supplies and LED drivers, industrial automation nodes, sensor signal conditioning, and embedded control in HVAC and appliance systems. The high channel-count ADC and PWM-heavy peripheral set map directly onto these workloads. A key design consideration: the -H/ML temperature-suffix option must be verified against your thermal environment, since the standard -I grade covers -40C to +85C; confirm the required operating range in the manufacturer datasheet before design freeze. This page adds value beyond the datasheet by synthesizing distributor inventory data, drop-in same-family alternatives, pricing tiers, and practical design notes in one citable reference.

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DSPIC33EP128MU504-H/PT

DSPIC33EP128MU504-H/PT - 16-bit DSC, 128KB Flash, USB, CAN | Microchip

The Microchip Technology DSPIC33EP128MU504-H/PT is a 16-bit digital signal controller (DSC) combining a 70 MIPS dsPIC33E core with 128KB of flash program memory, 16KB of RAM and 1KB of data flash (EEPROM), housed in a 44-pin TQFP (PT) package rated for -40C to +150C operation. A digital signal controller is a hybrid device that merges the computational throughput and math acceleration of a digital signal processor with the peripherals, interrupt structure and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and application-specific DSPs, providing deterministic real-time control plus signal-processing capability in a single chip. Key features include USB 2.0 full-speed device and On-The-Go (OTG) support, a CAN 2.0B module, a 12-bit ADC with up to 500 ksps throughput, three integrated operational amplifiers, and multiple Motor Control and Captured Compare PWM (MCCP/SCCP) modules. Quadrature Encoder Interface (QEI) and Programmable Timing Generator (PTG) blocks offload timing-critical tasks from the CPU. The dsPIC33EP architecture executes most instructions in a single cycle, with a 16-bit modified Harvard bus, DSP multiply-accumulate (MAC) instructions, and hardware division support, making closed-loop control algorithms efficient and deterministic. Typical applications include digital power supplies and power factor correction, brushless DC and PMSM motor control with sensorless FOC, USB-connected instrumentation and industrial sensors, and CAN-based automotive or industrial networking nodes. The extended -40C to +150C temperature rating suits underhood and high-heat industrial environments. Design consideration: the maximum core supply is 3.6V; ensure the 3.3V rail is well regulated and decouple VDD/VDDCORE with low-ESR ceramics 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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DSPIC33EP128MU504-I/MV

DSPIC33EP128MU504-I/MV - 70 MIPS 16-bit DSC 128KB | Microchip

The Microchip Technology DSPIC33EP128MU504-I/MV is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from its dsPIC33E CPU core, with 128 KB of Flash program memory, 16 KB of RAM, and an integrated 12-bit ADC, housed in a 44-pin UQFN (MV) surface-mount package rated for -40C to +85C industrial operation. A digital signal controller combines the computational strengths of a microcontroller with the math-acceleration of a digital signal processor on a single die. Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs, making it the preferred choice for control loops that need fast multiply-accumulate operations, deterministic interrupts, and rich on-chip peripherals in one silicon solution. Key features of the DSPIC33EP128MU504 include the 16-bit dsPIC33E core with DSP instruction support and two 40-bit accumulators, single-cycle MAC operation, 128 KB self-programmable Flash with ECC-class endurance, and up to 85 general-purpose I/O. The MU variant is distinguished by its USB 2.0 full-speed device peripheral, high-speed 10/12-bit ADC capable of 1.1 Msps throughput, multiple UART, SPI, and I2C modules, output-compare and input-capture channels, and flexible motor-control PWM capability. Architecturally, the dsPIC33E family uses a modified Harvard pipeline with 32-bit-wide instruction words, hardware looping, bit-reversal addressing for FFTs, and a DMA controller that moves ADC, UART, and SPI data without CPU intervention. This reduces ISR latency and keeps control loops deterministic at 70 MIPS, which is essential for field-oriented motor control and digital power conversion. Typical applications include 3-phase BLDC and PMSM motor drives, digital power supplies and inverters, USB-connected industrial instruments, and embedded control nodes that mix sensing, DSP math, and communication. The 44-pin UQFN footprint suits compact, thermally constrained boards. For design, budget the Flash carefully: the -I industrial temperature suffix covers -40C to +85C; the /MV (UQFN) footprint requires via-in-pad thermal design for best electrical and thermal performance. This page synthesizes verified distributor data, drop-in alternatives, pricing context, and practical design notes not found on the manufacturer datasheet alone, adding selection and cross-reference value for engineers and buyers.

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DSPIC33EP128MU504T-I/MV

DSPIC33EP128MU504T-I/MV - 16-bit DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU504T-I/MV is a 16-bit digital signal controller (DSC) from the dsPIC33EP family with 128 KB of flash program memory, up to 70 MIPS core performance, and a USB OTG peripheral, housed in a 44-pin UQFN/QFN (MV) surface-mount package rated for -40C to +85C (I) operation. A digital signal controller combines the compute architecture of a microcontroller with the mathematical acceleration of a digital signal processor. In the embedded hierarchy it sits between general-purpose MCUs (such as PIC16) and dedicated DSPs: it executes real-time control loops and filtering algorithms with single-cycle MAC and divide instructions while retaining flash memory, interrupts, and rich on-chip peripherals typical of microcontrollers. Key features of this part include the 16-bit dsPIC33E core clocked at up to 70 MIPS, 128 KB of self-programmable flash with ECC, USB 2.0 On-The-Go support for device/host/OTG roles, multiple UART, SPI and I2C modules, and 12-bit ADC channels enabling precise analog acquisition for closed-loop control. The dsPIC33E core implements DSP-class instructions, a high-performance MAC unit, and a flexible interrupt controller, allowing deterministic execution of PI loops, transforms, and digital filters. Code is executed from flash with software-managed prefetch, and the peripheral ecosystem includes output-compare, input-capture, and QEI modules suited to motion and power conversion. Typical applications include USB-connected industrial instruments, digital power supplies, motor control drives, and portable measurement equipment where the USB OTG interface and DSP math coexist with real-time control. For design, decouple the multiple VDD/VDDCORE rails per the manufacturer datasheet, and note that the -T suffix indicates tape-and-reel packaging; the MV package requires a matching QFN land pattern with grounded thermal via array. This page synthesizes distributor sourcing data, same-family drop-in candidates, and design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU504T-I/PT

DSPIC33EP128MU504T-I/PT - 16-bit 70 MIPS USB DSC | Microchip

The Microchip Technology DSPIC33EP128MU504T-I/PT is a 16-bit digital signal controller (DSC) with 128KB (43K x 24) of Flash program memory, 70 MIPS core performance, and integrated USB functionality, housed in a 44-pin TQFP (10x10 mm, PT) surface-mount package. A digital signal controller combines the compute architecture of a microcontroller with the numeric acceleration of a DSP. Within the power management and embedded control hierarchy, the dsPIC33E family sits above general-purpose 8-bit MCUs and alongside 32-bit MCUs, offering single-cycle MAC, DSP engine, and rich peripherals for real-time control loops. The dsPIC33EP family is Microchip's enhanced 16-bit core generation, fabricated to run at up to 70 MIPS from a 3.0V to 3.6V supply. Key features of the MU variant include an integrated full-speed USB 2.0 device/OTG peripheral, an 11-channel 10-bit ADC capable of 1.1 Msps, multiple UART, SPI, and I2C communication modules, output-compare and input-capture channels, and hardware support for the DSP instruction set. The 'T' suffix denotes tape-and-reel delivery for automated assembly, while the '-I' grade covers -40C to +85C industrial temperature operation. The architecture pairs the 16-bit dsPIC core with a hardware DSP engine supporting multiply-accumulate operations, enabling deterministic execution of filtering, transformation, and control algorithms. Flash program memory of 128KB accommodates complex firmware stacks including USB class drivers, communication protocols, and control loops. Typical applications include USB-enabled industrial instruments, power-supply and digital power control, motor control systems, and embedded consumer devices requiring USB connectivity combined with real-time signal processing. A key design consideration is clocking: full USB speed requires the internal PLL configuration for 48 MHz USB operation, so oscillator selection and PLL register settings must be validated early in the design. This page consolidates distributor availability, drop-in alternatives within the dsPIC33EP 44-TQFP family, and engineering design notes beyond what the manufacturer datasheet provides. Pricing and stock data referenced as of 2026-09-24.

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DSPIC33EP128MU506-E/MR

DSPIC33EP128MU506-E/MR - 16-bit DSC 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU506-E/MR is a 16-bit digital signal controller (DSC) with 128 KB of Flash program memory, part of the dsPIC33EP family, housed in a 64-pin QFN package (/MR package code) with extended temperature operation (-40C to +125C, -E suffix). A digital signal controller combines the computational architecture of a microcontroller with the DSP engine of a digital signal processor into a single chip. In the system hierarchy, the dsPIC33EP sits between general-purpose microcontrollers and dedicated DSPs, making it the power-management class of embedded processors: one device handles both real-time control loops and signal-processing tasks such as filters, transforms, and sensor fusion. Key differentiators of this device include its high-speed dsPIC33E core, generous 128 KB Flash for complex control algorithms, the MU-series peripheral set that includes Full-Speed USB device support, and the extended -40C to +125C temperature range enabling deployment in harsh industrial environments. The QFN package provides excellent thermal performance and a compact footprint for space-constrained boards. Architecturally, the dsPIC33EP family implements a modified Harvard pipeline with DSP multiply-accumulate instructions, allowing single-cycle MAC operations. Peripherals typical of the MU-series include high-speed PWM modules, multiple UART/SPI/I2C ports, ADC with simultaneous sampling capability, and USB, enabling closed-loop control of power converters and motor drives with integrated communications. Typical applications include digital power supplies and power factor correction, brushless DC and PMSM motor control, USB-connected industrial sensors and instrumentation, and general embedded control where DSP filtering is required alongside conventional I/O. Design consideration: the dsPIC33EP core requires an on-chip regulator bypass capacitor on the VCAP/VDDCORE pin; verify the exact value and layout recommendation in the Microchip datasheet, and budget GPIO carefully since 64 pins must serve both I/O and programming (ICSP) functions. This page synthesizes verified distributor availability, drop-in same-package alternatives, pricing tiers, and practical design notes not found on the manufacturer product page alone. Pricing references are as of 2026-09-24.

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DSPIC33EP128MU506-E/PT

DSPIC33EP128MU506-E/PT - 16-bit DSC 128KB Flash 70 MIPS | Microchip

The Microchip Technology DSPIC33EP128MU506-E/PT is a 16-bit digital signal controller (DSC) with 128KB flash memory, up to 70 MIPS performance, and an extended temperature rating of -40C to +125C, housed in a 64-pin TQFP (PT) surface-mount package. A digital signal controller combines the compute architecture of a microcontroller with the DSP capability of a digital signal processor. Within the power-management hierarchy of embedded systems, a DSC such as the dsPIC33EP family sits above basic MCUs and below application processors, providing real-time control loops, fast math (MAC/DSP engine), and rich peripheral integration in a single chip. The dsPIC33EP family is Microchip's 70 MIPS generation built on a 16-bit modified Harvard architecture core. Key features of the DSPIC33EP128MU506 include its 128KB self-programmable flash, integrated USB 2.0 device support, multiple UART/SPI/I2C communication modules, high-speed PWM with dead-time control for power conversion and motor drive, and dual ADC modules for simultaneous sampling. The -E suffix denotes the extended industrial temperature grade, and the /PT suffix denotes a 64-pin TQFP in tray packaging. Technically, the device executes from flash at up to 70 MIPS with a hardware DSP engine supporting single-cycle multiply-accumulate, essential for digital filtering, transform-based algorithms, and field-oriented motor control. Its operating voltage range of 3.0V to 3.6V supports standard single-supply designs with an internal regulator and PLL clocking options for flexible timing. Typical applications include digital power supplies and LED drivers, brushless DC and PMSM motor control, USB-connected industrial instruments, and audio or sensor signal-processing nodes where DSP throughput and deterministic control loops are required. Design consideration: budget flash and SRAM carefully - the 128KB flash is non-upgradeable in this MPN; if code growth is expected, consider the pin-compatible 256KB DSPIC33EP256MU506 variant. This page synthesizes distributor inventory data, drop-in alternative cross-references, and practical design guidance not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU506-H/MR

DSPIC33EP128MU506-H/MR - 16-bit 128KB DSC 70 MIPS | Microchip

The Microchip Technology DSPIC33EP128MU506-H/MR is a 16-bit digital signal controller (DSC) with 128KB of Flash program memory, a 70 MIPS dsPIC33E core, and USB OTG connectivity, housed in a 64-pin QFN (MR) package. A digital signal controller combines the computational capability of a microcontroller with the math throughput of a digital signal processor in a single chip. Within the power-management hierarchy of embedded systems, the dsPIC33EP family sits above simple MCUs and below application processors, making it the standard choice for closed-loop control, digital power conversion, and signal-processing tasks that require deterministic real-time response. Key features of this device include the 70 MIPS dsPIC33E core with DSP engine and single-cycle MAC, 128KB Flash with self-programming capability, integrated full-speed USB 2.0 OTG, multiple UART/SPI/I2C ports, high-speed 10/12-bit ADCs, and motor-control PWM peripherals. The MU sub-family specifically targets USB-connected applications, while its ECC logic and CRC module support safety-oriented designs. Architecturally, the core uses a modified Harvard bus with separate program and data paths, hardware loop constructs, and dual operand fetch, allowing one multiply-accumulate per cycle. Flexible clocking via an internal fast RC oscillator with PLL or external crystal lets designers trade precision against BOM cost; the -H suffix indicates a 125C maximum ambient operating grade. Typical applications include USB-connected industrial instruments, digital power supplies, BLDC/PMSM motor drives, and intelligent sensing nodes that must stream processed data over USB while running control loops at tens of kilohertz. For design, budget the USB transceiver's 3.3V rail separately from the core supply via an on-chip regulator, and decouple the QFN exposed pad with a solid ground pour to keep ADC noise low. This page adds distributor inventory data, same-family drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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DSPIC33EP128MU506-H/PT

DSPIC33EP128MU506-H/PT - 16-Bit DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU506-H/PT is a 16-bit digital signal controller (DSC) with 128 KB Flash program memory, 16 KB RAM, and 1 KB data Flash, housed in a 64-pin TQFP (10x10x1 mm) package. It combines a 70 MIPS dsPIC33E DSC core with integrated DSP instructions, a 12-bit ADC, three operational amplifiers, motor control PWM, USB, CAN, and a rich set of serial peripherals. A digital signal controller is a hybrid device that merges the real-time control capabilities of a microcontroller with the math throughput of a digital signal processor. In the system hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it executes control loops, motor commutation, and digital filtering in a single chip. The dsPIC33E family is Microchip's mainstream DSC line for motor control, digital power conversion, and embedded audio. Key features of the DSPIC33EP128MU506-H/PT include 128 KB of Flash, 16 KB of RAM, a 12-bit ADC, three on-chip op-amps, motor control PWM (MC PWM), a quadrature encoder interface (QEI), a peripheral trigger generator (PTG), USB, CAN, UART, SPI, I2C, and a charge time measurement unit (CTMU). The -H suffix denotes the high-temperature grade, and the /PT suffix denotes the 64-pin TQFP package. The device is built on Microchip's dsPIC33E core, which executes most instructions in a single cycle at up to 70 MIPS. The integrated DSP engine supports fractional arithmetic and a 40-bit accumulator, enabling single-cycle multiply-accumulate operations for digital filters and field-oriented control loops. The 12-bit ADC and three op-amps allow direct analog signal conditioning without external front-end components. Typical applications include brushless DC (BLDC) and permanent magnet synchronous motor (PMSM) control, digital power supplies, USB-connected industrial instrumentation, automotive sensor interfaces, and embedded audio processing. The combination of USB, CAN, and motor control peripherals makes the device suitable for connected motor drives and smart actuators. When designing with this DSC, pay close attention to the analog supply decoupling and the placement of the ADC reference pins, since the 12-bit ADC accuracy depends on a clean AVDD/AVSS pair. The high-temperature -H grade requires derating of the internal oscillator and careful thermal via placement under the exposed pad. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single reference for selection, cross-reference, and layout decisions.

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DSPIC33EP128MU506-I/MR

DSPIC33EP128MU506-I/MR - 16-bit DSC 128KB Flash USB | Microchip

The Microchip Technology DSPIC33EP128MU506-I/MR is a 16-bit digital signal controller (DSC) with 128KB of flash program memory, an dsPIC33EP core operating at up to 60-70 MIPS, and integrated USB 2.0 full-speed connectivity, housed in a 64-pin TQFP (MR) surface-mount package. 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 power-management hierarchy, the dsPIC33EP family sits within Microchip's 16-bit MCU/DSC portfolio, bridging general-purpose PIC24 microcontrollers and higher-end 32-bit embedded processors. DSCs are optimized for embedded control loops that also require multiply-accumulate (MAC) DSP math. Key features of the DSPIC33EP128MU506 include 128KB flash with self-programming capability, integrated USB 2.0 full-speed device support that distinguishes the MU variant from the motor-control MC variant, and the dsPIC33EP enhanced peripheral set including high-speed ADC, output-compare/PWM modules, and multiple UART, SPI, and I2C communication ports. Industrial temperature rating (-40C to +85C) is denoted by the I suffix. Architecturally, the dsPIC33EP core uses an optimized C compiler-friendly 16-bit instruction set with DSP engine support for multiply-accumulate operations, modulo and bit-reversed addressing, and two circular registers for efficient FIR/FFT execution. Program flash is execution from the same address space used for data, with hardware loop support reducing code overhead in time-critical control loops. Typical applications include USB-connected industrial instruments, embedded control and monitoring nodes, digital power supplies, motor-control systems, and general-purpose embedded systems requiring DSP math with USB communications. When designing with this device, budget PCB decoupling on all VDD/VSS pin pairs and verify USB compliance with proper series resistors and connector termination. Confirm exact SRAM size and peripheral allocation against the manufacturer datasheet before finalizing memory maps. This page synthesizes distributor stock and pricing references, drop-in alternatives within the dsPIC33 family, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP128MU506-I/PT

DSPIC33EP128MU506-I/PT - 16-bit 70 MIPS DSC, 128KB Flash | Microchip

The Microchip Technology DSPIC33EP128MU506-I/PT is a 16-bit digital signal controller (DSC) with 128KB (128 Kbytes) of Flash program memory, a 70 MIPS dsPIC33E core, and an integrated full-speed USB 2.0 module, housed in a 64-pin TQFP (PT) surface-mount package rated for -40C to +85C industrial operation. 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 standalone DSPs, offering a DSP-enhanced instruction set (DSP engine, 40-bit accumulators, modulo and bit-reversed addressing) alongside familiar MCU peripherals, making it a strong fit for real-time embedded control. Key features of this device include up to 70 MIPS throughput at 3.3V operation (VDD 3.0V to 3.6V), 128KB Flash with self-programming capability, 16KB on-chip SRAM, and 2.0V to 3.6V-tolerant flexible I/O on up to 53 pins. Peripherals include a 10-bit ADC capable of 1.1 Msps, full-speed USB 2.0 device support, CAN 2.0B, multiple UARTs, SPI and I2C ports, output-compare/PWM channels, and an input-capture subsystem for motion and power-conversion feedback loops. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with hardware multiply-accumulate, enabling single-cycle MAC operations for filtering, transforms, and control-law execution without external DSP silicon. Typical applications include digital power supplies, brushless DC and PMSM motor control, USB-connected instrumentation, and industrial sensing nodes. Design consideration: keep the USB and analog supply domains filtered and decouple each VDD pin with 0.1uF ceramics close to the package. This page synthesizes verified distributor stock data, drop-in family alternatives, and practical design guidance not found in a single manufacturer source. Pricing shown reflects distributor RFQ data as of 2026-09-24.

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