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DSPIC33EP64GP503-I/M5

DSPIC33EP64GP503-I/M5 - 16-bit 70 MIPS DSC | Microchip

The Microchip Technology DSPIC33EP64GP503-I/M5 is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS (60 MHz) core performance, 64KB (22K x 24) of Flash program memory, and 8KB of RAM, housed in a 36-pin VTLA/UQFN (5x5 mm) package with an exposed pad. A digital signal controller is a hybrid device that merges the deterministic control of a microcontroller with the mathematical throughput of a DSP. Within the power-management hierarchy, the dsPIC33EP family sits above simple MCUs (such as the PIC16) and below application processors, making it a voltage-regulator-and-control-loop workhorse in the semiconductor product taxonomy for real-time embedded control. Key differentiating features include three on-chip operational amplifiers, four comparators, a Charge Time Measurement Unit (CTMU), CAN 2.0B communication, a Peripheral Trigger Generator (PTG), and high-speed PWM outputs. The integrated op amps and advanced analog peripherals allow sensor signal conditioning to be performed on-chip, reducing external component count and BOM cost. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with DSP instructions, a barrel shifter, four DMA channels, and five timers, achieving excellent code density and deterministic interrupt latency at 70 MIPS. The industrial-grade I-temp variant operates from -40C to +85C on a single 3.0V to 3.6V supply. Typical applications include digital power supplies, motor control (PMSM, BLDC), battery management systems, and industrial sensor interfaces, where the high-speed PWM, CAN bus, and on-chip analog align directly with the control-loop requirements. A key design consideration: the 3.6V absolute supply ceiling means the I/O is not 5V tolerant, so level shifting is required when interfacing to legacy 5V systems. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP503-I/TL

DSPIC33EP64GP503-I/TL - 16-bit 70 MIPS DSC 64KB Flash | Microchip

The Microchip DSPIC33EP64GP503-I/TL is a 16-bit digital signal controller (DSC) from the dsPIC33EP general purpose family, delivering 70 MIPS core performance with 64KB (22K x 24) of Flash program memory, integrated CAN, three on-chip op-amps, four comparators, CTMU and a Peripheral Trigger Generator (PTG), housed in a 36-pin VTLA (5x5 mm) QFN package rated for -40C to +125C operation. A digital signal controller combines the computational throughput of a DSP engine with the peripheral integration and control peripherals of a microcontroller. Within the semiconductor hierarchy, the dsPIC33EP sits under Microchip's 16-bit MCU/DSC portfolio, which in turn belongs to the broader class of embedded processors. DSCs are widely used wherever deterministic real-time control, fast interrupt response and math acceleration must coexist with rich analog peripherals on a single chip. Key features include the 70 MIPS dsPIC33E core with DSP instruction extensions, up to 64KB self-programming Flash with ECC-class endurance, hi-speed PWM modules for motor control and power conversion, on-chip operational amplifiers that reduce external BOM count in current-sense loops, and a Charge Time Measurement Unit (CTMU) for capacitive touch and precise time measurement. The CAN 2.0B module makes the device directly suitable for automotive body and industrial fieldbus nodes. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with a 24-bit instruction word, single-cycle MAC and dual operand fetch, supported by the PTG, which can trigger ADC conversions and PWM updates in hardware without CPU intervention. This offloading yields deterministic sampling latencies critical for digital power loops and sensor fusion. Typical applications include brushless DC and PMSM motor control, digital power supplies and LED drivers, automotive CAN gateways and body modules, industrial sensors, and capacitive touch interfaces. Design consideration: at 70 MIPS the core draws significant dynamic current, so a solid VDD/VSS decoupling network and careful grounding of the on-chip op-amps are essential to preserve analog accuracy. This page synthesizes distributor pricing context, drop-in alternatives from the same dsPIC33EP family, and practical design notes not found on a single datasheet page. Pricing shown is as of 2026-09-25.

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DSPIC33EP64GP503T-I/TL

DSPIC33EP64GP503T-I/TL - 70 MIPS 16-bit DSC 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP503T-I/TL is a 16-bit dsPIC33EP general-purpose digital signal controller delivering 70 MIPS performance with 64KB (22K x 24) of Flash program memory and 4KB of RAM, housed in a 36-pin VTLA QFN package with exposed pad and supplied on tape and reel for automated assembly. A digital signal controller (DSC) combines the deterministic architecture of a microcontroller (MCU) with DSP-grade math capability in a single core. Within the power-management hierarchy of embedded systems, a DSC sits between a general-purpose MCU and a dedicated DSP: it runs real-time control loops (PID, field-oriented control) while managing communication and housekeeping tasks, making the dsPIC33E family a staple in motor control, digital power, and sensing applications. Key features of this part include the highest-speed dsPIC33E 70 MIPS core, CAN 2.0B communication for automotive and industrial networks, a Charge Time Measurement Unit (CTMU) for capacitive touch and precise time measurement, integrated analog peripherals, and a Peripheral Trigger Generator (PTG) that automates peripheral sequencing to offload the CPU. The device operates from a 3V to 3.6V supply. The dsPIC33EP architecture uses a modified Harvard pipeline with DSP multiply-accumulate instructions, enabling single-cycle MAC operations at 70 MIPS. According to Microchip, the family offers superior ADC performance compared to prior dsPIC33F generations, with faster conversion and richer analog integration suitable for closed-loop control. Typical applications include brushless DC and PMSM motor control, digital power supplies (LLC, totem-pole PFC), automotive sensor nodes leveraging the AEC-Q100 qualification, and industrial HMI/touch interfaces using the CTMU. Design consideration: at 70 MIPS the core is sensitive to supply integrity; use low-ESR decoupling on all VDD/VDDCORE pins and follow Microchip's oscillator layout guidance for the external crystal. The exposed pad must be soldered to a ground pour for thermal and EMI performance. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP64GP504-E/MV

DSPIC33EP64GP504-E/MV - 16-bit 60 MIPS DSC, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504-E/MV is a 16-bit digital signal controller (DSC) from the dsPIC33EP general-purpose family, delivering up to 60 MIPS core performance with 64 KB (22K x 24) of Flash program memory and 8 KB of RAM, housed in a 48-pin UQFN (6x6 mm) package with exposed pad and an extended operating temperature range of -40C to +125C. A digital signal controller is a hybrid semiconductor device that combines the computational throughput and DSP instruction set of a digital signal processor with the peripheral integration and deterministic interrupt behavior of a microcontroller, occupying the middle tier of the embedded processing hierarchy between 8/16-bit MCUs and 32-bit application processors. DSCs are favored in systems that need real-time control loops plus math-heavy signal processing in a single chip. Key features include a 16-bit dsPIC33E core with DSP engine and barrel shifter, high-speed PWM for motor and power conversion control, an integrated CAN 2.0B controller for industrial and automotive networks, three on-chip operational amplifiers for analog front-ends, and the Charge Time Measurement Unit (CTMU) plus Peripheral Trigger Generator (PTG) for autonomous analog sequencing. Four DMA channels offload data movement from the CPU. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline executing DSP multiply-accumulate operations alongside general MCU code, with five 16-bit timers and four external interrupt inputs supporting deterministic real-time response. Remappable peripheral pins (PPS) let designers route UART, SPI, I2C and PWM signals to flexible I/O locations, easing PCB layout within the 48-UQFN footprint. Typical applications include brushless DC motor control using the high-speed PWM and op-amps, digital power supplies and power-factor-correction stages, CAN-based industrial automation nodes, and sensor fusion / signal-conditioning front ends in automotive subsystems where the -E extended temperature grade is required. A key design consideration: the dsPIC33EP family requires a VCAP capacitor on the internal regulator pin and proper decoupling on all VDD/VSS pairs; core supply is generated on-chip, so layout directly affects EMC and ADC accuracy. This page synthesizes verified distributor pricing, pin-compatible same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP504-E/TL

DSPIC33EP64GP504-E/TL - 16-bit DSC 60 MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504-E/TL is a 16-bit digital signal controller (DSC) delivering 60 MIPS performance with 64 KB (22K x 24) of Flash program memory and 8 KB of RAM, housed in a 44-pin VTLA (VQFN, 6 x 6 mm) exposed-pad package rated for -40C to +125C automotive environments. 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 and embedded control hierarchy, a DSC sits above general-purpose MCUs for control-loop-intensive tasks such as digital power conversion, motor control, and precision analog sensing, while remaining simpler to program than a standalone DSP plus MCU pairing. Key features include the dsPIC33EP 16-bit core operating at up to 60 MIPS, high-speed PWM peripherals for digital power and motor drive, an integrated CAN 2.0B module, three on-chip operational amplifiers, four analog comparators, a Peripheral Trigger Generator (PTG), and a Charge Time Measurement Unit (CTMU) for capacitive touch and precise timing measurements. The enhanced architecture provides DSP engine instructions, a barrel shifter, four DMA channels, and multiple interrupt vectors, allowing deterministic real-time control. The advanced analog front-end reduces external component count in sensor conditioning chains, while the high-resolution PWM supports peak-current-mode and voltage-mode power supplies. Typical applications include digital power supplies (PFC, LLC), brushless DC and PMSM motor control, automotive body and comfort modules benefiting from AEC-Q100 qualification, and industrial sensing nodes using the CTMU for touch interfaces. Design consideration: the 3V to 3.6V supply range requires a tight local regulator; place 0.1 uF decoupling on every VDD pin and route the exposed thermal pad to a solid ground plane for analog performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP504-I/ML

DSPIC33EP64GP504-I/ML - 16-bit 70 MIPS DSC, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504-I/ML is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS core performance at a 60 MHz clock, with 64KB (22K x 24) of Flash program memory and 8KB of RAM, housed in a 44-pin QFN (8x8 mm, /ML) package rated for -40C to +85C industrial operation. A digital signal controller combines the compute architecture of a microcontroller with DSP engine features such as a hardware multiplier and barrel shifter, sitting in the hierarchy: DSC -> 16-bit MCU -> microcontroller -> embedded processor. The dsPIC33EP general-purpose (GP) family is Microchip's high-performance 16-bit line for embedded control with digital signal processing demands. Key features include the 70 MIPS dsPIC33E core, high-speed PWM modules for power conversion and motor control, a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing, a Charge Time Measurement Unit (CTMU) for capacitive touch and time-domain measurements, and a 9-channel 10/12-bit analog-to-digital converter with 35 general-purpose I/O pins. Technically, the device uses a modified Harvard architecture with multiple internal buses, a 16-bit data path with DSP instructions, hardware multiplier, and boundary-scan (JTAG) support. Program memory is self-programmable Flash (22K x 24 instruction words), and the core operates from a 3V to 3.6V supply, per the dsPIC33EPXXXGP50X family data sheet (DS70000657). Typical applications include digital power supplies, brushless DC and PMSM motor control, embedded sensing with CTMU-based capacitive touch, industrial automation nodes, and general-purpose signal processing where PWM precision and ADC throughput matter more than connectivity such as USB. Design consideration: operate within the 3.0-3.6V supply window and budget Flash carefully - 64KB suffices for control-centric firmware but leaves limited headroom for complex protocol stacks; the /PT TQFP-44 variant offers the same die in a hand-solderable package. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP504-I/MV

DSPIC33EP64GP504-I/MV - 16-bit DSC, 70 MIPS, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504-I/MV is a 16-bit digital signal controller (DSC) delivering 70 MIPS from its dsPIC33E core, with 64KB (22K x 24) of Flash program memory and 8KB of RAM, housed in a 48-pin UQFN (6x6 mm) package. It integrates CAN 2.0B, three on-chip operational amplifiers, high-speed PWM, CTMU, and a Peripheral Trigger Generator (PTG). A digital signal controller combines the computational horsepower of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the DSC sits above general-purpose MCUs in signal-processing capability while retaining single-chip simplicity, making the dsPIC33E family a bridge between real-time control and digital signal processing. Key differentiating features include the 70 MIPS core with DSP engine (17-bit x 17-bit hardware multiplier, barrel shifter, dual 40-bit accumulators), three integrated op amps that reduce external analog component count, and a flexible high-speed PWM module suited to power conversion. Four DMA channels offload the CPU from data movement, and five 16-bit timers plus four external interrupt inputs support complex timing and control structures. The device is fabricated in CMOS flash technology, supports in-circuit serial programming (ICSP) via any PGECx/PGEDx pair used consistently as a pair, and provides multiple low-power modes. The General Purpose (GP) peripheral set includes ECAN, UART, SPI, and I2C for connectivity (per the family architecture). Typical applications include digital power supplies, motor control and drives, lighting control, and embedded industrial control systems where CAN bus networking and on-chip analog gain stages simplify the bill of materials. Design consideration: select PGECx/PGEDx pin pairs carefully for ICSP - the pair used for ICSPCLK must be matched with the corresponding PGEDx for ICSPDAT, per Microchip programming documentation. This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33EP64GP504 family, and practical design notes not found in the manufacturer datasheet, with pricing data as of 2026-09-25.

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DSPIC33EP64GP504-I/PT

DSPIC33EP64GP504-I/PT - 16-bit 70 MIPS DSC 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504-I/PT is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS core performance from a 3.0 V to 3.6 V supply, with 64 KB (22K x 24) of Flash program memory and 8 KB of RAM, housed in a 44-pin TQFP (10x10 mm, PT) surface-mount package. According to the verified distributor data, it operates at 60 MHz clock speed in the industrial temperature range (-40C to +85C). A digital signal controller combines the computational capability of a digital signal processor with the peripheral set and control architecture of a microcontroller. DSCs sit within the broader hierarchy of embedded processors - below general-purpose application processors but above basic 8-bit MCUs - and are purpose-built for closed-loop control and signal-processing workloads such as digital power conversion, motor control, and sensor fusion. Key features of this family include a high-performance 16-bit DSP engine with hardware multiplier and barrel shifter, CAN 2.0B communication, a Charge Time Measurement Unit (CTMU), the Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing, and advanced analog integration including a high-speed 12-bit ADC and comparators. Multiple general-purpose timers and output-compare/input-capture channels support precise PWM generation. The dsPIC33EP architecture uses a modified Harvard bus structure with multiple internal buses, enabling single-cycle MAC operations and excellent code density. The 44-pin TQFP provides 51 I/O lines (per package data) with peripheral pin select (PPS) allowing flexible remapping of digital peripherals to available pins, which simplifies PCB routing. Typical applications include brushless DC and PMSM motor drives, digital power supplies and solar inverters, industrial automation nodes with CAN connectivity, and high-speed sensor acquisition systems where the CTMU and fast ADC are directly beneficial. A key design consideration: the core runs from an internal 1.8 V regulator, so the VCAP pin requires the datasheet-specified low-ESR capacitor for stable operation, and decoupling on every VDD pin is mandatory for reliable 70 MIPS operation. This page synthesizes distributor pricing, drop-in alternatives, practical design notes, and an intent-optimized FAQ not found on the manufacturer product page alone.

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DSPIC33EP64GP504T-E/ML

DSPIC33EP64GP504T-E/ML - 16-bit 60 MIPs DSC 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504T-E/ML is a 16-bit dsPIC33EP digital signal controller (DSC) delivering up to 60 MIPs performance from 64KB (22K x 24) of FLASH program memory and 8KB (4K x 16) of RAM, housed in a 44-pin QFN (8x8 mm) surface-mount package with exposed pad. It is AEC-Q100 qualified for automotive applications and rated for the extended -40C to +150C temperature range. A digital signal controller combines the deterministic control of a microcontroller with the math throughput of a DSP. In the power-management hierarchy, the dsPIC33EP family sits above basic MCUs by adding a DSP engine, high-speed ADC, and motor-control peripherals, making the category the standard choice for embedded control systems that require real-time loop execution such as digital power conversion and precision motor drives. Key features include the 16-bit dsPIC33E core running at 60 MIPs, on-chip CAN 2.0B communication, three op amps and four comparators for analog signal conditioning, a Charge Time Measurement Unit (CTMU) for touch sensing and time measurement, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. The device provides 35 I/O pins, five 16-bit timers, four DMA channels, and four external interrupt sources. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with a barrel shifter and DSP multiply-accumulate instructions, enabling single-cycle MAC operations critical for control-law computation. The integrated analog front-end reduces external component count in closed-loop power and motor systems, while the E-grade silicon and QFN thermal pad support harsh automotive ambient environments. Typical applications include automotive body and powertrain auxiliaries, BLDC/PMSM motor control, digital power supplies (PFC, LLC), and industrial sensing nodes that exploit the CTMU and on-chip op amps. The CAN interface makes it a natural fit for in-vehicle networking nodes. Design consideration: the E suffix denotes the extended -40C to +150C range; the -40C to +85C industrial I-grade alternative costs less if your ambient does not exceed 85C. Route the exposed thermal pad to ground plane for best thermal and noise performance. This page synthesizes distributor availability, drop-in temperature-grade alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP504T-E/TL

DSPIC33EP64GP504T-E/TL - 16-bit 60 MIPS DSC | Microchip Technology

The Microchip Technology DSPIC33EP64GP504T-E/TL is a 16-bit dsPIC33EP general-purpose Digital Signal Controller (DSC) delivering up to 60 MIPS performance with 64KB (22K x 24) of FLASH program memory, integrated CAN, and advanced analog peripherals, housed in a 44-pin VTLA (6x6 mm) exposed-pad QFN package with automotive AEC-Q100 qualification and extended temperature operation. A Digital Signal Controller combines the deterministic control of a microcontroller with the math throughput of a DSP. Within the power-management hierarchy of embedded systems, the dsPIC33E family sits between general-purpose MCUs and dedicated DSPs: its 16-bit modified Harvard architecture executes single-cycle MAC and DSP instructions, making it a voltage-regulator-like workhorse for motor control loops, digital power conversion, and sensor fusion where C code plus signal processing must coexist in one chip. Key features include the 60 MIPS dsPIC33E core with DSP engine, 64KB self-programming FLASH, 8KB SRAM, and a rich connectivity set: CAN bus, I2C, SPI, UART/USART, LIN bus, and IrDA. The analog subsystem provides high-performance ADC resources, comparators, op amps, the Charge Time Measurement Unit (CTMU), and the Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing - reducing CPU overhead in closed-loop control. Architecturally, the dsPIC33EP core uses a 24-bit instruction word with double-word data fetch, enabling efficient MAC and DSP-style math. Two-word FLASH organization (22K x 24) simplifies code density estimates. The 44-VTLA exposed-pad package provides a low-inductance ground path suited to switching-heavy motor-control layouts. Typical applications include automotive body and powertrain auxiliaries (leveraging AEC-Q100 qualification), brushless DC and PMSM motor control, industrial sensing nodes, and digital power supplies where CAN connectivity and fast ADC sampling are mandatory. Design consideration: supply the device from a regulated 3.0V to 3.6V rail and decouple the VDD/VDDCORE pins per the Microchip datasheet layout guidance; the exposed pad must be soldered to a grounded copper pour for thermal and signal-integrity performance. This page synthesizes distributor stock data, drop-in alternatives, pin-compatibility guidance, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP504T-I/ML

DSPIC33EP64GP504T-I/ML - 16-bit 70 MIPS DSC, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504T-I/ML is a 16-bit dsPIC33EP general-purpose digital signal controller (DSC) delivering 70 MIPS performance with 64KB (22K x 24) FLASH program memory and 8KB (4K x 16) RAM, housed in a 44-pin QFN (8x8 mm) exposed-pad surface-mount package operating from a 3.0V to 3.6V supply. A digital signal controller combines the control peripherals of a microcontroller with the computational throughput of a DSP core. In the power-management hierarchy, the dsPIC33EP family sits between general-purpose MCUs (such as PIC24) and dedicated DSPs, offering deterministic single-cycle multiply-accumulate (MAC) execution for control loops, filtering, and signal processing while retaining familiar microcontroller peripherals, interrupt structure, and development tools such as MPLAB X IDE and MPLAB XC16 compiler. Key differentiating features of the DSPIC33EP64GP504 include the 70 MIPS dsPIC33E core, CAN 2.0B communication module for industrial and automotive networks, three integrated operational amplifiers and four analog comparators that reduce external analog BOM count, and a Charge Time Measurement Unit (CTMU) for capacitive touch and precise time-interval measurement. The Peripheral Trigger Generator (PTG) orchestrates peripheral-to-peripheral triggering autonomously, offloading the CPU in tightly timed applications. The device provides 35 general-purpose I/O pins. Architecturally, the dsPIC33E core executes an enhanced 16-bit instruction set with DSP-engine support (17-bit x 17-bit multiplier, 40-bit accumulators, dual addressing), programmed from 64KB of FLASH (22K x 24 instruction words). Operating frequency scales to 70 MIPS (70 MHz nominal internal clock, 60 MHz-class clock terminology used by some distributors) via an on-chip PLL from a primary oscillator or internal FRC, supporting deterministic interrupt latency for closed-loop control. Typical applications include digital power supplies and PFC stages, BLDC/PMSM motor control drives, automotive body and convenience modules (the E-temperature AEC-Q100-qualified variant supports this market), industrial sensors and CAN nodes, and touch-sensing interfaces leveraging CTMU. When designing with this part, respect the 3.0V to 3.6V operating window, decouple all VDD/VDDCORE pins with 0.1uF ceramics placed at the pins, and solder the exposed thermal pad to a grounded copper pour for ground integrity and heat dissipation. Program FLASH via ICSP using tools such as PICkit 4, ICD 4, or REAL ICE. This page synthesizes verified distributor data (DigiKey, Mouser), drop-in alternative analysis, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP504T-I/MV

DSPIC33EP64GP504T-I/MV - 16-Bit DSC 70 MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504T-I/MV is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS performance from 64 KB (22K x 24) of Flash program memory and 8 KB of RAM, housed in a 48-pin UQFN (6x6 mm) 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 of embedded systems, the dsPIC33E family sits above general-purpose MCUs where math-intensive control loops - such as digital power conversion, motor control, and sensor fusion - require fast multiply-accumulate (MAC) operations alongside deterministic interrupt handling. Key features include the highest-speed 70 MIPS core in the dsPIC33E general-purpose family, dual on-chip operational amplifiers (3 OpAmps per Mouser listing) for analog signal conditioning, CAN 2.0B communication for industrial and automotive networks, a Charge Time Measurement Unit (CTMU) for capacitive touch and precise time measurement, and a Peripheral Trigger Generator (PTG) for autonomous, hardware-triggered peripheral sequencing that offloads the CPU. The dsPIC33E architecture is based on a modified Harvard 16-bit core with a 24-bit instruction word and DSP engine supporting single-cycle MAC and 40-bit accumulators. Four DMA channels move data between peripherals and RAM without CPU intervention, while five 16-bit timers provide flexible timing resources. The flash memory supports in-circuit self-programming, and the device operates across the industrial temperature range of -40C to +85C as indicated by the -I suffix. Typical applications include digital power supplies (PFC, LLC), brushless DC and PMSM motor control, CAN-based industrial automation nodes, capacitive-touch user interfaces, and sensor signal conditioning where the integrated op amps reduce external component count. When designing with this device, pay close attention to the VCAP/VDDCORE pin, which requires a low-ESR capacitor for the internal 2.5V regulator, and follow Microchip layout guidance for decoupling the UQFN exposed pad. This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, with data verified as of 2026-09-25.

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DSPIC33EP64GP504T-I/PT

DSPIC33EP64GP504T-I/PT - 16-bit DSC 70 MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP504T-I/PT is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS performance from the dsPIC33E core, with 64KB (22K x 24) of Flash program memory, 8KB (4K x 16) of SRAM, and a 44-pin TQFP (PT) surface-mount package. A digital signal controller combines the deterministic control of a microcontroller (MCU) with the math throughput of a digital signal processor (DSP) in a single core. Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and dedicated DSPs, making it the preferred choice for closed-loop control loops that need both C-language ease of use and fast multiply-accumulate (MAC) execution. Key features of this general purpose (GP) family member include CAN 2.0B communication, three integrated operational amplifiers (Op Amps), four comparators, a Charge Time Measurement Unit (CTMU) for capacitive touch and precision time measurement, and a Peripheral Trigger Generator (PTG) that automates peripheral sequencing to offload the CPU. The datasheet lists this dsPIC33EP family at up to 256KB Flash and 32KB SRAM, so firmware headroom upgrades are available within the same architecture. Technically, the dsPIC33E core supports DSP instructions, a hardware barrel shifter, and dual operand fetch, enabling single-cycle MAC operations at 70 MIPS. The enhanced peripherals include high-speed PWM-capable timers, multiple UART/SPI/I2C ports, and an ADC suited to fast control-loop sampling. Industrial temperature rating (-40C to +85C, I suffix) covers factory-floor environments. Typical applications include industrial motor control and automation, CAN-based automotive and industrial networking nodes, and power conversion / digital power supplies where the PTG and comparators simplify loop closure. Design consideration: at 70 MIPS the device requires a stable 3.3V rail with good decoupling; configure the PLL carefully and budget Flash, as 64KB is modest for complex communication stacks. This page adds value beyond the datasheet with drop-in alternatives, pricing tiers, design notes, and FAQ answers synthesized from distributor and manufacturer sources.

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DSPIC33EP64GP504T-I/TL

DSPIC33EP64GP504T-I/TL - 16-bit 70 MIPS DSC 64KB | Microchip

The Microchip Technology DSPIC33EP64GP504T-I/TL is a 16-bit general purpose Digital Signal Controller (DSC) delivering up to 70 MIPS core performance with 64KB (22K x 24) of FLASH program memory and 8KB of RAM, housed in a 44-pin VTLA (6x6 mm) exposed-pad QFN package. A Digital Signal Controller combines the deterministic control structure of a microcontroller with the mathematical throughput of a DSP. In the embedded hierarchy, the dsPIC33EP family sits between general-purpose PIC24 microcontrollers and dedicated DSPs, providing a single-chip solution for control loops that need multiply-accumulate (MAC) performance, fast interrupts, and rich analog integration in one power-management-friendly 3.3V device. Key features include the 70 MIPS dsPIC33E core with DSP instruction extensions, 64KB of self-programmable FLASH, and integrated analog such as three on-chip operational amplifiers, four comparators, and a Charge Time Measurement Unit (CTMU). A Peripheral Trigger Generator (PTG) automates peripheral sequencing offload, and a CAN 2.0B controller supports industrial and automotive networking. The -40C to +125C industrial temperature rating (I suffix) supports demanding environments. Architecturally, the dsPIC33E core uses a modified Harvard pipeline with dedicated DSP multiply, divide, and barrel shifter resources, allowing single-cycle MAC operations that shorten control-loop latency. The exposed-pad VTLA package improves thermal and ground performance for surface-mount assembly. Typical applications include industrial motor control and digital power conversion, CAN-networked sensors and actuators, and precision measurement front ends where the on-chip op amps and CTMU reduce external BOM cost. Design consideration: the device operates from a 3V to 3.6V supply and multiple PGECx/PGEDx ICSP pin pairs must be used as matched pairs for programming and debugging; connect all VDD and VSS pins. This page synthesizes distributor pricing (unit price about $2.71 as of 2026-09-25), drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP506-E/MR

DSPIC33EP64GP506-E/MR - 16-bit DSC 64KB 60MIPS | Microchip

The Microchip Technology DSPIC33EP64GP506-E/MR is a 16-bit Digital Signal Controller (DSC) delivering 60 MIPS performance from 64 KB (22K x 24) of Flash memory and 8 KB of SRAM, housed in a 64-pin VQFN (9x9 mm, MR) exposed-pad package with extended temperature operation (-40C to +125C). A Digital Signal Controller combines the deterministic control structure of a microcontroller with the math acceleration of a DSP core. Within the semiconductor hierarchy, the dsPIC33EP family sits under Microchip's 16-bit MCU/DSC portfolio, bridging general-purpose microcontrollers and dedicated DSPs for embedded control systems that need both fast control loops and signal-processing throughput. Key features include the dsPIC33E 16-bit core running at 60 MIPS, integrated CAN 2.0B for industrial and automotive networking, three on-chip operational amplifiers, four analog comparators, the Charge Time Measurement Unit (CTMU) for capacitive-touch and precision time measurement, and the Peripheral Trigger Generator (PTG) for autonomous, hardware-triggered peripheral sequencing. High-speed PWM outputs support motor control and digital power conversion topologies. Architecturally, the DSP engine provides single-cycle MAC, 40-bit wide accumulators, and modulo and bit-reversed addressing, while dual source-synchronous instruction fetch from zero-wait-state Flash sustains full-speed operation. DMA and a rich interrupt vector table offload the CPU in data-intensive loops. Typical applications include brushless DC and PMSM motor control, digital switched-mode power supplies, automotive body and comfort nodes (the -E variant is AEC-Q100 qualified), and industrial sensing with the CTMU. Design consideration: the device operates from a 3.0 V to 3.6 V single supply; verify the 9x9 VQFN exposed pad is well grounded for thermal and signal-integrity performance. This page synthesizes verified distributor data, drop-in alternatives, and engineering design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP506-E/PT

DSPIC33EP64GP506-E/PT - 16-bit DSC 64KB Flash 60MHz | Microchip

The Microchip DSPIC33EP64GP506-E/PT is a 16-bit digital signal controller (DSC) combining a 64KB Flash program memory, 8KB RAM, and a 60 MHz DSP/PIC core in a 64-pin TQFP (PT) 10x10 mm package with extended temperature operation from -40C to +125C. A digital signal controller is a hybrid device that merges the computational power of a DSP with the peripheral integration and control architecture of a microcontroller. Within the semiconductor hierarchy, the dsPIC33EP64GP506 belongs to the dsPIC33EP general-purpose family -> 16-bit microcontrollers and digital signal controllers -> embedded processors, offering 70 MIPS-class performance with excellent code density. Key features include up to 60 MIPS execution at 3.3V, dual CAN or ECAN messaging, three on-chip operational amplifiers, four comparators, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) for autonomous sequenced operation. High-speed PWM outputs and a 10-/12-bit ADC with advanced analog integration make it strong in mixed-signal control loops. Architecturally, the device uses a modified Harvard DSP engine with single-cycle MAC, 40-bit wide accumulators, and hardware division support, plus flexible interrupt vectors and DMA-style peripheral triggering that offloads the CPU in real-time control firmware. Typical applications include digital power supplies, motor control (BLDC, PMSM, ACIM), automotive sensor and actuator modules leveraging its AEC-Q100 qualification, and industrial HMI or sensing nodes that exploit the CTMU capacitive-touch engine. Design consideration: the 3.0V to 3.6V supply is fixed at 3.3V rails; budget decoupling on all VDD/VDDCORE pins and account for the -variant temperature grade (E = -40C to +125C) versus the industrial -I grade when qualifying. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GP506-I/PT

DSPIC33EP64GP506-I/PT - 16-bit DSC, 70 MIPS, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP506-I/PT is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS core performance at 60 MHz, with 64 KB (22K x 24) Flash program memory, 8 KB SRAM, and a 64-pin TQFP (10x10 mm) package. A digital signal controller combines the compute capability of a digital signal processor with the peripheral integration and deterministic control of a microcontroller. Within the power-management hierarchy, the DSC sits above generic MCUs and below standalone DSPs, making the dsPIC33E family a popular choice for embedded control systems that need multiply-accumulate (MAC/DSP) instructions alongside general-purpose I/O. Key features include the high-speed 16-bit dsPIC33E core with DSP engine, Peripheral Pin Select (PPS) for flexible pin mapping, a Charge Time Measurement Unit (CTMU) for capacitive touch and time-domain measurements, a Peripheral Trigger Generator (PTG), CAN 2.0B communication, high-speed PWM modules, and advanced analog peripherals. The industrial temperature grade (-I suffix) supports operation from -40C to +85C. The dsPIC33EP64GP506 implements 27 general-purpose timers (including nine 16-bit timers per family documentation), multiple UART, SPI, and I2C ports, and remappable peripheral pins that simplify PCB routing. The DCI (Data Converter Interface) and extended math support suit real-time signal processing workloads such as filtering and transform computation. Typical applications include motor control (BLDC, PMSM, stepper), digital power conversion and interleaved PFC, industrial automation and sensor conditioning, and general-purpose embedded control requiring DSP instructions. The CTMU makes it particularly efficient for capacitive-touch user interfaces. Design consideration: the core runs from a 3.0V to 3.6V supply; use all VDD/VSS pairs with local 0.1 uF decoupling, and route PGECx/PGEDx ICSP pairs as matched pairs for in-circuit programming and debug. This page synthesizes distributor pricing, drop-in alternatives, comparison data, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP64GP506T-E/MR

DSPIC33EP64GP506T-E/MR - 16-bit 60MIPS DSC 64KB | Microchip

The Microchip Technology DSPIC33EP64GP506T-E/MR is a 16-bit dsPIC33EP digital signal controller (DSC) delivering 60 MIPS performance, 64KB (22K x 24) of FLASH program memory, and AEC-Q100 automotive qualification, housed in a 64-pin VQFN (9x9 mm) exposed-pad package with Tape & Reel delivery. A digital signal controller combines the compute architecture of a microcontroller (MCU) with DSP-class instruction extensions such as multiply-accumulate (MAC) and barrel shifting. Within the power-management hierarchy of embedded systems, a DSC occupies the space between a general-purpose MCU and a dedicated DSP: it executes deterministic control loops (PID, field-oriented control) while handling rich connectivity and analog integration. The dsPIC33E family from Microchip is the third generation of this architecture, targeting real-time control in automotive, industrial, and power-conversion domains. Key features of this part include the 16-bit dsPIC RISC core running up to 60 MIPS, 4K x 16 of SRAM data memory, integrated CANbus, I2C, SPI, UART/USART, IrDA, and LINbus connectivity, and advanced analog and timing peripherals including the CTMU (Charge Time Measurement Unit) and PTG (Peripheral Trigger Generator). High-speed PWM output makes it suitable for motor control and digitally controlled power supplies. Architecturally, the dsPIC33EP core uses a modified Harvard pipeline with separate program and data buses, 24-bit instruction words, and DSP multiply/accumulate hardware. DMA channels offload data movement from the CPU, sustaining deterministic timing in control loops. The E-temperature grade guarantees operation from -40C to +125C, backed by AEC-Q100 and TS 16949-aligned manufacturing. Typical applications include automotive body and powertrain auxiliary control, BLDC/ACIM motor drives, digital power supplies (AC-DC, DC-DC), and CAN-networked industrial sensors. Design-wise, ensure the 3.0V to 3.6V supply rail is well decoupled at the exposed thermal pad, and budget CPU bandwidth carefully: at 60 MIPS, tight ISR latency requirements are achievable, but DMA should be used for high-rate ADC streams. This page adds value beyond the datasheet by synthesizing drop-in replacement options, temperature-grade comparisons, distributor pricing context, and practical design notes in one citable reference.

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DSPIC33EP64GP506T-E/PT

DSPIC33EP64GP506T-E/PT - 16-bit 60 MIPS DSC, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GP506T-E/PT is a 16-bit digital signal controller (DSC) from the dsPIC33EP general purpose family delivering 60 MIPS core performance, 64KB (22K x 24) of FLASH program memory, and 8KB of RAM, housed in a 64-pin TQFP (10x10 mm) surface-mount package. It operates from a 3.0V to 3.6V supply across an extended automotive temperature range of -40C to +125C and is AEC-Q100 capable. A digital signal controller combines the computational architecture of a digital signal processor with the peripheral integration and ease of use of a microcontroller. Within the power management hierarchy, the DSC sits above basic MCUs and below application-specific DSPs, making the dsPIC33E family ideal for embedded control loops that also need math-heavy signal processing. Key features include the high-speed 16-bit dsPIC33E core with DSP engine, four DMA channels, CAN 2.0B communication, three on-chip operational amplifiers, four comparators, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. High-speed PWM outputs and a 10/12-bit ADC provide the analog and control backbone for precision embedded systems. Architecturally, the device uses an enhanced Harvard pipeline with 24-bit instruction width, hardware DSP multiply-accumulate, and single-cycle MAC operations, allowing filtering and control algorithms to run alongside general-purpose code with excellent code density. The T suffix indicates tape-and-reel delivery for automated assembly; the E suffix indicates the extended temperature grade. Typical applications include automotive body and powertrain control modules, industrial automation and motor control, digital power conversion, sensor fusion, and safety-relevant monitoring systems that exploit CAN and CTMU capabilities. Design consideration: the core requires a low-ESR capacitor on the internal VDDCORE regulator (VCAP pin) and careful 3.3V decoupling; review Microchip's dsPIC33EP family reference manual for oscillator and PLL configuration before locking the clock tree. This page synthesizes distributor pricing, drop-in same-family alternatives, pinout guidance, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP64GP506T-I/MR

DSPIC33EP64GP506T-I/MR - 16-bit 70 MIPS DSC 64KB | Microchip

The Microchip Technology DSPIC33EP64GP506T-I/MR is a 16-bit digital signal controller (DSC) from the dsPIC33EP general purpose family, delivering up to 70 MIPS core performance with 64 KB (22K x 24) of Flash program memory, 8 KB of RAM, and CAN 2.0B communication, housed in a 64-pin VQFN (9x9 mm, MR) surface-mount package rated for industrial temperatures of -40C to +85C. A digital signal controller combines the computational architecture of a microcontroller with DSP-grade multiply-accumulate hardware on a single die. Within the power management and embedded control hierarchy, the dsPIC33EP family sits above basic PIC16/PIC18 MCUs and alongside PIC24 16-bit microcontrollers, adding a DSP engine, high-speed ADC, and motor-control peripherals. This makes DSCs the standard choice for digitally controlled power conversion, sensor processing, and precision motion systems. Key differentiating features of this part include the integrated CAN 2.0B module for automotive and industrial fieldbus networks, three on-chip operational amplifiers that offload external analog front-end components, four analog comparators, the Charge Time Measurement Unit (CTMU) for capacitive touch and precise time measurement, and the Peripheral Trigger Generator (PTG) for hardware-orchestrated peripheral sequencing that reduces CPU overhead. Architecturally, the dsPIC33E core executes an enhanced 16-bit instruction set with DSP multiply-accumulate, modulo and bit-reversed addressing, and two 40-bit accumulators, sustaining full 70 MIPS operation across the 3.0V to 3.6V supply range. High-speed PWM peripherals support complementary outputs with dead-time control, enabling single-chip digital power supplies and brushless DC motor drives. Typical applications include automotive body and powertrain auxiliary modules using the CAN interface, digitally controlled switch-mode power supplies and PFC stages, three-phase BLDC and PMSM motor controllers, and industrial sensor-fusion nodes that exploit the CTMU and on-chip op amps. When designing with this device, exploit the PTG to automate ADC sampling and PWM update loops in hardware, and budget the 8 KB RAM carefully because DSP buffering and communication stacks compete for the same space. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GS502-E/2N

DSPIC33EP64GS502-E/2N - 16-bit 60 MIPS DSC, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GS502-E/2N is a 16-bit digital signal controller (DSC) delivering 60 MIPS performance with 64KB of flash memory, purpose-built for digital power and SMPS applications, housed in a 28-pin UQFN (6x6 mm) exposed-pad package rated for -40C to +125C operation. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and control-oriented architecture of a microcontroller. Within the power management hierarchy, a DSC replaces analog PWM controllers with firmware-defined switching control, enabling adaptive algorithms such as nonlinear control, predictive control, and phase management in switched-mode power supplies. Key features of the dsPIC33EP64GS502 include the dsPIC 33EP core with DSP instruction extensions, an interconnected high-speed PWM module designed for synchronous rectification and phase-shifted topologies, a high-speed 12-bit ADC with programmable gain amplifier (PGA), and integrated analog comparators and DACs for fast current-limit protection loops. The device also carries Functional Safety (FuSa) support per Microchip's product classification. The GS-series interconnect fabric routes ADC sample-ready events directly to PWM updates with deterministic latency, minimizing control-loop delay, which is the critical parameter in peak-current-mode and multi-phase converter designs operating at hundreds of kilohertz. Typical applications include AC-DC power supplies and interleaved power factor correction (Microchip publishes an Interleaved PFC reference design rated up to 350 W for this family), DC-DC converters, digital lighting ballasts, solar micro-inverters, and automotive power modules where the AEC-Q100 qualification and E-grade temperature rating are required. Design consideration: budget the control-loop timing so that ADC conversion completes within the PWM period deadband; the interconnect allows near-zero-latency duty-cycle updates but firmware must not exceed the sampling budget. This page synthesizes distributor availability data, same-package alternatives, and digital-power design notes not found in a single manufacturer datasheet.

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DSPIC33EP64GS502-E/MM

DSPIC33EP64GS502-E/MM - 16-Bit 64KB Flash DSC | Microchip

The Microchip Technology DSPIC33EP64GS502-E/MM is a 16-bit dsPIC33EP Digital Signal Controller (DSC) with 64KB (64K x 8) Flash program memory, up to 70 MIPS core performance at 3.3V operation, housed in a 28-pin QFN-S (6x6 mm) package with exposed pad and extended temperature range (-40C to +125C). A Digital Signal Controller combines the deterministic interrupt behavior and peripheral set of a microcontroller with the multiply-accumulate (MAC) DSP engine of a digital signal processor. In the power-conversion hierarchy, the DSC sits above a general-purpose MCU (adding a DSP engine and high-resolution PWM) and below a dedicated digital power ASIC (adding full firmware flexibility), making the dsPIC33EP family the standard choice for closed-loop switched-mode power supplies. The GS502 variant targets digital power specifically. Its distinguishing peripherals include an interconnected high-speed PWM module, a high-speed analog-to-digital converter with an integrated programmable gain amplifier (PGA), and analog comparators - a tightly coupled analog/PWM ecosystem that minimizes loop latency between current sensing and duty-cycle update. The -E suffix guarantees operation across the full automotive/industrial temperature range of -40C to +125C, and the device is AEC-Q100 qualified per distributor listings. The 16-bit CPU executes DSP instructions such as MAC and dual data fetch in a single cycle, delivering the loop bandwidth required for peak-current-mode and voltage-mode control at hundreds of kilohertz switching frequencies. Typical applications include AC-DC power supplies, interleaved power factor correction (Microchip's 350W interleaved PFC reference design is based on this device family), digital lighting ballasts, battery chargers, and LLC/half-bridge converters. Design consideration: the high-speed PWM requires careful routing - keep gate-drive traces short and pair the ADC sampling instant with a PWM trigger to avoid switching-noise corruption of current feedback. This page synthesizes distributor pricing, pin-compatible family alternatives, application pairings, and practical design notes not found in the manufacturer datasheet alone.

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DSPIC33EP64GS502-E/MX

DSPIC33EP64GS502-E/MX - 16-bit 70MIPS DSC, 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GS502-E/MX is a 16-bit digital signal controller (DSC) delivering up to 70 MIPS from 64 KB (64K x 8) of Flash program memory and 8 KB of RAM, housed in a 28-pin SPDIP (MX) package with an extended temperature range of -40C to +125C. A digital signal controller combines the computational throughput of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33EP family of DSCs sits at the heart of digital power conversion systems, where it replaces analog control loops with firmware-based control (SMPS control, PFC, digital power supplies), sampling sensor data through high-speed ADCs and driving power stages through dedicated PWM hardware. Key features of the GS50x family include a high-speed, interconnected 12-bit ADC with a programmable gain amplifier (PGA), an on-chip 12-bit DAC, comparators, and a high-resolution PWM module purpose-built for switching power supplies. The interconnection fabric allows ADC, PWM, DAC, and comparators to trigger each other with minimal CPU latency, a defining characteristic of the dsPIC33EPXXGS50X family. Architecturally, the device uses a 16-bit modified Harvard core with DSP instructions, executing from zero-wait-state Flash at 70 MIPS. The dedicated digital power peripherals (high-speed PWM with dead-time control, 12-bit ADC with multiple sample-and-hold channels, integrated comparators) form a tight analog-to-PWM loop essential for peak-current-mode and voltage-mode control at high switching frequencies. Typical applications include switched-mode power supplies (SMPS), power factor correction (PFC) converters, digital lighting ballasts, battery chargers, and uninterruptible power supplies. Microchip's Interleaved PFC reference design, producing up to 350 W from universal AC input, is based on this controller family. Design consideration: the -E extended-temperature variant should be chosen when ambient conditions exceed the industrial -40C to +85C window; verify package thermal resistance for the SPDIP housing at full clock speed. This page synthesizes distributor listings, family datasheet context, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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DSPIC33EP64GS502-E/SO

DSPIC33EP64GS502-E/SO - 16-bit DSC 60MIPS 64KB Flash | Microchip

The Microchip Technology DSPIC33EP64GS502-E/SO is a 16-bit Digital Signal Controller (DSC) delivering 60 MIPS performance with 64 KB (64K x 8) of Flash program memory, housed in a 28-pin SOIC (0.3 inch wide-body) package with extended temperature range (-40C to +125C). It belongs to the dsPIC33EP GS50X family purpose-built for digital power applications such as SMPS and power conversion. A Digital Signal Controller combines the computational throughput of a DSP with the peripheral integration and deterministic interrupt structure of a microcontroller. In the power-management hierarchy, the DSC sits at the control layer of a switch-mode power supply, replacing analog control loops with firmware-executed compensation while retaining hardware peripherals for time-critical functions. The dsPIC33EP family is Microchip's 16-bit enhanced core generation, and the GS50X sub-family is its digital-power-optimized branch. Key differentiating features include the interconnected High-Speed PWM module engineered for switching power converters, high-speed 12-bit ADC inputs for voltage and current sensing, an integrated PGA (programmable gain amplifier), analog comparators, and a DAC for reference generation. The E suffix denotes the extended temperature grade, and the device is AEC-Q100 qualified and supports Functional Safety (FuSa) development, per DigiKey and MicrochipUSA product listings. Architecturally, the device executes the dsPIC33E/PIC24E enhanced 16-bit core at up to 60 MIPS, with a DSP engine (multiply-accumulate, divide assist) that accelerates control-law math such as PID and notch-filter compensation. Program memory can be used unpartitioned or split into two boot partitions for bootloader redundancy. Interconnects tie the comparators and PWM directly into the analog peripherals, enabling cycle-accurate current limiting without CPU intervention - a key requirement for peak-current-mode SMPS. Typical applications include AC-DC power supplies and interleaved power factor correction (Microchip's 350 W Interleaved PFC reference design targets this family), DC-DC converters, battery chargers, LED drivers, and solar micro-inverters. The extended temperature and AEC-Q100 qualification also allow use in automotive and industrial auxiliaries. Design consideration: budget the high-speed ADC sample-and-hold and PWM dead-time allocation together, since the interconnect scheme determines effective loop latency; keep analog sense routing away from PWM switch nodes on the 0.3-inch SOIC footprint. This page synthesizes distributor listings, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet (DS70005127).

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DSPIC33EP64GP503-I/M5 - 16-bit 70 MIPS DSC | Microchip

DSPIC33EP64GP503-I/TL - 16-bit 70 MIPS DSC 64KB Flash | Microchip

DSPIC33EP64GP503T-I/TL - 70 MIPS 16-bit DSC 64KB Flash | Microchip

DSPIC33EP64GP504-E/MV - 16-bit 60 MIPS DSC, 64KB Flash | Microchip

DSPIC33EP64GP504-E/TL - 16-bit DSC 60 MIPS 64KB Flash | Microchip

DSPIC33EP64GP504-I/ML - 16-bit 70 MIPS DSC, 64KB Flash | Microchip

DSPIC33EP64GP504-I/MV - 16-bit DSC, 70 MIPS, 64KB Flash | Microchip

DSPIC33EP64GP504-I/PT - 16-bit 70 MIPS DSC 64KB Flash | Microchip

DSPIC33EP64GP504T-E/ML - 16-bit 60 MIPs DSC 64KB Flash | Microchip

DSPIC33EP64GP504T-E/TL - 16-bit 60 MIPS DSC | Microchip Technology

DSPIC33EP64GP504T-I/ML - 16-bit 70 MIPS DSC, 64KB Flash | Microchip

DSPIC33EP64GP504T-I/MV - 16-Bit DSC 70 MIPS 64KB Flash | Microchip

DSPIC33EP64GP504T-I/PT - 16-bit DSC 70 MIPS 64KB Flash | Microchip

DSPIC33EP64GP504T-I/TL - 16-bit 70 MIPS DSC 64KB | Microchip

DSPIC33EP64GP506-E/MR - 16-bit DSC 64KB 60MIPS | Microchip

DSPIC33EP64GP506-E/PT - 16-bit DSC 64KB Flash 60MHz | Microchip

DSPIC33EP64GP506-I/PT - 16-bit DSC, 70 MIPS, 64KB Flash | Microchip

DSPIC33EP64GP506T-E/MR - 16-bit 60MIPS DSC 64KB | Microchip

DSPIC33EP64GP506T-E/PT - 16-bit 60 MIPS DSC, 64KB Flash | Microchip

DSPIC33EP64GP506T-I/MR - 16-bit 70 MIPS DSC 64KB | Microchip

DSPIC33EP64GS502-E/2N - 16-bit 60 MIPS DSC, 64KB Flash | Microchip

DSPIC33EP64GS502-E/MM - 16-Bit 64KB Flash DSC | Microchip

DSPIC33EP64GS502-E/MX - 16-bit 70MIPS DSC, 64KB Flash | Microchip

DSPIC33EP64GS502-E/SO - 16-bit DSC 60MIPS 64KB Flash | Microchip