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PIC32MM0128GPM036T-I/MV - 32-bit 25MHz 128KB Flash MCU | Microchip
PIC32MM0128GPM036T-I/MV

PIC32MM0128GPM036T-I/MV - 32-bit 25MHz 128KB Flash MCU | Microchip

The Microchip Technology PIC32MM0128GPM036T-I/MV is a 32-bit MIPS32 microAptiv UC-core microcontroller operating at up to 25 MHz, integrating 128 KB of Flash program memory and 16 KB of SRAM in a 40-pin UQFN (5x5 mm) package with exposed pad. The device operates from a 2.0V to 3.6V supply, is rated for the -40C to +85C industrial temperature range, and is offered in tape-and-reel (T-suffix) packaging. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O. Within the broader semiconductor taxonomy, this part belongs to microcontrollers -> 32-bit microcontrollers -> embedded processors -> integrated circuits. The PIC32MM GPM family is Microchip's eXtreme low power (XLP) 32-bit MCU line, offering a low-cost migration path from 16-bit PIC24/dsPIC and 32-bit PIC32MX parts while adding USB and ECC-protected Flash memory. Key features of the PIC32MM0128GPM036T-I/MV include a 79 CoreMark score at 25 MHz, hardware USB 2.0 full-speed device/host/on-the-go support, ECC on Flash for improved reliability, four DMA channels, three analog comparators, up to 21 timers, and serial peripherals covering I2C, SPI, UART, LIN, and SENT. The microMIPS ISA delivers high code density, lowering Flash footprint versus standard MIPS32 code. Architecturally, the device pairs a deterministic PIC32MM core with Core Independent Peripherals (CIPs) such as configurable logic cells, a 12-bit 1 Msps ADC, and multiple capture/compare/PWM modules. This CIP-first design lets time-critical functions execute without CPU intervention, freeing the core for application code and reducing active-mode power, which is critical for battery-powered and USB-connected designs. Typical applications include low-power IoT sensor nodes, USB-connected consumer accessories, e-metering, home appliances, industrial control HMI panels, and battery-powered medical wearables where 32-bit performance and XLP sleep currents under 1 uA in deep sleep are required. When designing in this part, choose the 40-UQFN footprint for the smallest board area, and verify USB DP/DM trace impedance (90 ohm differential) and decoupling. The internal 8 MHz Fast RC oscillator is accurate to within +/- 2% across temperature, allowing USB operation without an external crystal in cost-sensitive designs. This page consolidates current distributor pricing, parametric drop-in alternatives within the same PIC32MM GPM family, and application guidance not present in the standalone datasheet.

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PIC32MM0128GPM048-E/PT - 32-bit 25MHz 128KB Flash MCU | Microchip
PIC32MM0128GPM048-E/PT

PIC32MM0128GPM048-E/PT - 32-bit 25MHz 128KB Flash MCU | Microchip

The Microchip PIC32MM0128GPM048-E/PT is a 32-bit MIPS32 microAptiv PIC microcontroller running at 25 MHz with 128 KB of Flash and 16 KB of SRAM, packaged in a 48-pin TQFP-EP (7x7 mm) with exposed thermal pad. As part of the eXtreme low power PIC32MM GPM family, it adds USB 2.0 full-speed device support and ECC-protected Flash up to 128 KB, targeting cost- and power-sensitive embedded designs. A 32-bit microcontroller (MCU) is an integrated circuit that combines a 32-bit CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals on a single silicon die. Microcontrollers sit at the heart of embedded systems, sitting one tier above simple 8/16-bit MCUs and one tier below application processors. The PIC32MM GPM family extends Microchip's PIC32MX heritage with microAptiv core enhancements for low-power, mixed-signal applications and provides a smooth upward migration path from smaller PIC32MM variants and from legacy PIC24/PIC32MX designs. Key features of the PIC32MM0128GPM048-E/PT include: 128 KB (128K x 8) ECC Flash, 16 KB SRAM, USB 2.0 full-speed device, 79 CoreMark performance, multiple low-power sleep modes typical of the eXtreme low power family, and an industrial-grade peripheral set including 12-bit ADC, comparators, timers, UART/SPI/I2C, and PMP. The 48-pin TQFP-EP exposes a substantial ground pad for thermal dissipation and offers ample GPIO for connectivity. The microAptiv core implements the MIPS32 instruction set with hardware multiply/divide and a tightly-coupled interrupt controller, achieving 79 CoreMark at 25 MHz while remaining in a low active-power envelope. ECC on Flash improves reliability in industrial environments exposed to single-event upsets, and the on-chip USB 2.0 full-speed device controller simplifies connectivity for HID, CDC, vendor-class, or custom USB peripherals. Typical applications include low-power USB peripherals, IoT sensor nodes, industrial sensor interfaces, home automation gateways, and battery-powered consumer devices. The wide 3.0-3.6 V supply range is well matched to both Li-Ion and regulated 3.3 V rails. When designing with this part, prefer the exposed pad (EP) connected to a continuous ground plane for both thermal relief and signal integrity. For USB designs, follow the USB transceiver PCB guidelines for 90-ohm differential impedance and ensure VUSB 3.3 V is well decoupled. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical low-power and USB design notes not found in the manufacturer datasheet alone.

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PIC32MM0128GPM048-I/M4 - 32-bit 25MHz 128KB Flash MCU | Microchip
PIC32MM0128GPM048-I/M4

PIC32MM0128GPM048-I/M4 - 32-bit 25MHz 128KB Flash MCU | Microchip

The Microchip Technology PIC32MM0128GPM048-I/M4 is a 32-bit MIPS32 microAptiv RISC microcontroller operating at up to 25 MHz, with 128 KB of Flash program memory and 16 KB of SRAM, housed in a 48-pin UQFN (6x6 mm) package with exposed thermal pad. It integrates USB 2.0 full-speed OTG, ECC-protected Flash, and Microchip's eXtreme low-power (XLP) sleep modes for battery-driven designs. A 32-bit microcontroller (MCU) is a single-chip computer that combines a 32-bit CPU core, program memory (Flash), data memory (SRAM), and programmable peripherals on one substrate. PIC32MM GPM parts sit at the entry-level end of the 32-bit MCU taxonomy: PIC32MM -> microAptiv core -> MIPS32 ISA -> 32-bit MCU -> microcontroller -> embedded processor. The microAptiv core delivers deterministic interrupt response and is code-compatible with the wider PIC32 family, giving designers a smooth migration path upward to PIC32MX/MZ/MK series. Key features include 128 KB ECC Flash, 16 KB SRAM, USB 2.0 full-speed OTG with on-chip transceiver, a 12-bit ADC with up to 28 channels, 3 analog comparators, 5 16-bit timers, RTCC, and 9 CCP/SCCP/PMP/I2C/SPI/UART peripherals configurable through Microchip's Peripheral Pin Select (PPS). The XLP Sleep mode draws under 650 nA typical with RTCC running, enabling multi-year battery life on a single coin cell. Typical applications include USB HID peripherals, low-power IoT sensor nodes, wearable fitness bands, capacitive-touch user interfaces, portable medical monitors, and brushed-motor control for small appliances. The USB-OTG bus eliminates an external PHY, while the ECC Flash and parity SRAM dramatically reduce soft-error risk in field-deployed products. Design with this device by routing the exposed pad (EP) to a continuous ground plane and adding 0.1 µF decoupling on every VDD/AVDD pair within 5 mm of the pin. Microchip's MPLAB X IDE and Harmony framework support the full PIC32MM GPM family with a free compiler and software stacks.

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PIC32MM0128GPM048-I/PT - 32-bit 25MHz 128KB Flash MCU | Microchip
PIC32MM0128GPM048-I/PT

PIC32MM0128GPM048-I/PT - 32-bit 25MHz 128KB Flash MCU | Microchip

The Microchip Technology PIC32MM0128GPM048-I/PT is a 32-bit MIPS32 microAptiv PIC microcontroller operating at 25 MHz, integrating 128 KB (128K x 8) of Flash program memory in a 48-pin TQFP-EP (7x7) package. As a member of the eXtreme low power PIC32MM GPM family, it extends Microchip's lowest power and most cost-effective 32-bit PIC32 MCU line by adding USB and ECC memory options up to 128 KB, providing a smooth upward migration path to higher pin-count PIC32 variants. A microcontroller (MCU) is a single-chip computer containing a processor core, program memory, data memory, and a rich set of on-chip peripherals such as timers, ADC, communication controllers, and GPIO. The PIC32MM GPM family belongs to the wider hierarchy of 32-bit microcontrollers -> embedded microcontrollers -> microprocessors -> semiconductors, and the MIPS32 microAptiv core places this device in the same architectural family used by high-volume IoT and consumer electronics designs. Key features of the PIC32MM0128GPM048-I/PT include 128 KB Flash with ECC protection, 16 KB SRAM, hardware USB 2.0 full-speed support, a 12-bit ADC with up to 1 Msps sampling, multiple Enhanced Compare/PWM/PWM outputs, and a rich peripheral set covering I2C, SPI, UART, and Real-Time Clock. The device supports operating voltages from 2.0 V to 3.6 V and is targeted at low-power, cost-sensitive USB-enabled embedded designs. Typical applications include USB HID peripherals, low-power IoT sensor nodes, consumer electronics with USB connectivity, motor control sub-systems, and HMI front panels. The combination of ECC Flash and USB on-chip makes this MCU particularly suitable for medical accessories, industrial sensors, and battery-powered devices that require reliable code execution plus a standardized communication interface. When designing with the PIC32MM0128GPM048-I/PT, observe Microchip's MPLAB X IDE configuration bits and the recommended decoupling scheme. The exposed thermal pad must be soldered to a grounded copper pour for thermal and electrical performance, and the 48-TQFP-EP land pattern should follow IPC-7351 guidelines. This page synthesizes distributor pricing, pin-compatible alternatives within the PIC32MM family, and practical design notes not aggregated in the manufacturer datasheet, helping engineers select and qualify this MCU for production.

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PIC32MM0128GPM048T-I/M4 - 32-bit 25MHz 128KB Flash MCU | Microchip
PIC32MM0128GPM048T-I/M4

PIC32MM0128GPM048T-I/M4 - 32-bit 25MHz 128KB Flash MCU | Microchip

The Microchip Technology PIC32MM0128GPM048T-I/M4 is a 32-bit MIPS32 microAptiv PIC microcontroller operating at up to 25 MHz with 128 KB of Flash program memory and 8 KB of SRAM, housed in a 48-pin UQFN EP (6x6 mm) package. It belongs to the PIC32MM GPM family, Microchip's eXtreme low power family that adds USB 2.0 full-speed OTG/device/host, ECC-protected Flash, and a 12-bit 200 ksps ADC to the cost-effective PIC32MM line, making it suitable for battery-powered USB-enabled embedded designs. The part is supplied in Tape and Reel packaging and supports an industrial -40C to +85C operating temperature range. What is a PIC32MM GPM microcontroller? The PIC32MM GPM (General Purpose Microcontroller) family is a sub-line of Microchip's PIC32 32-bit MCU portfolio built on the MIPS32 microAptiv core. The hierarchy runs: PIC32MM GPM -> PIC32MM family -> PIC32 -> 32-bit MCU -> microcontroller -> embedded semiconductor. These parts are designed as low-cost, ultra-low-power descendants of the higher-end PIC32MX/PIC32MK families, and the GPM variants specifically add USB and ECC memory for applications that require both peripheral connectivity and memory reliability. Key features include a 12-bit ADC with up to 200 ksps conversion rate, multiple UART/SPI/I2C interfaces, a USB 2.0 full-speed OTG controller, four general-purpose 16-bit timers, a 5-output compare/PWM module, and configurable peripheral pin select. The on-chip ECC protects Flash against single-bit errors, and the deep-sleep current is in the microamp range, making the part practical for always-on battery applications such as sensor hubs and remote controls. Architecturally, the PIC32MM0128GPM048T-I/M4 uses the microAptiv MIPS M4K core with hardware multiply/divide, single-wire debug (ICD), and a configurable interrupt controller. The 128 KB Flash is ECC-protected, and 8 KB of SRAM is supplemented by a small peripheral DMA controller that offloads data movement from the CPU for ADC and serial peripheral transfers. Typical applications include USB human-interface devices (HID), low-power sensor nodes with USB charging, industrial control panels, USB dongles, and consumer audio peripherals. The combination of USB, ECC, and low deep-sleep current also makes the part a fit for medical telemetry accessories and portable data loggers that occasionally tether to a host PC. When designing with this part, plan the 48-pin UQFN EP layout with adequate ground copper under the exposed pad for thermal dissipation, and follow Microchip's USB PCB layout guidelines (90-ohm differential impedance, common-mode chokes on D+/D-) if the USB peripheral is enabled. Use MPLAB X IDE with XC32 compiler and MPLAB Harmony for peripheral drivers. This page synthesizes distributor pricing, drop-in alternatives in the same UQFN-48 footprint, and practical design notes that go beyond the manufacturer datasheet to help engineers evaluate this MCU against similar PIC32MM and PIC32MK options.

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PIC32MM0128GPM064-E/MR - 32-bit MCU 128KB Flash 25MHz | Microchip
PIC32MM0128GPM064-E/MR

PIC32MM0128GPM064-E/MR - 32-bit MCU 128KB Flash 25MHz | Microchip

The Microchip Technology PIC32MM0128GPM064-E/MR is a 32-bit MIPS32 microAptiv MCU from the eXtreme low power PIC32MM GPM family, integrating 128 KB of Flash and 16 KB of SRAM in a 64-pin 9x9 mm QFN package. It operates at up to 25 MHz with 79 CoreMark performance, supports 2.5V/3.3V dual-voltage I/O, and exposes USB, I2C, I2S, SPI, and UART interfaces for connected embedded designs. The device also integrates ECC-protected Flash and up to 16 KB of auxiliary RAM, enabling reliable firmware execution and data retention in industrial, consumer, and IoT applications. What is a 32-bit microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and programmable peripherals into one package. Within the embedded hierarchy, the PIC32MM GPM family sits between 8-bit PIC MCUs and higher-end Cortex-M parts, offering 32-bit MIPS32 performance with deterministic interrupt response and microMIPS code compression for code-density parity with 16-bit cores. This positioning makes it ideal for cost-sensitive designs that still require USB connectivity, real-time control, and significant Flash headroom. Key features include hardware ECC on Flash for improved reliability, an integrated full-speed USB 2.0 device/host/on-the-go controller, a 12-bit 200 ksps ADC with up to 28 input channels, five 16-bit timers/counters, and multiple capture/compare/PWM outputs. The microAptiv core implements MIPS32r2 with DSP extensions and microMIPS compression, allowing firmware developers to balance performance against code size. Typical applications include low-power IoT sensor nodes, USB HID peripherals, handheld consumer devices, building automation controllers, and battery-powered industrial sensor hubs. The extended temperature range of -40C to +125C and 2.5V/3.3V I/O flexibility simplify integration with mixed-voltage sensor arrays. When designing with the PIC32MM0128GPM064-E/MR, allocate the exposed pad (EP) as a solid thermal/ground plane, follow the 64-pin QFN land pattern from the Microchip package diagram, and select the appropriate MPLAB X IDE + XC32 toolchain configuration. Always honor the decoupling network specified in the datasheet typical application circuit.

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PIC32MM0128GPM064T-I/MR - 32-bit 25MHz MCU, 128KB Flash | Microchip
PIC32MM0128GPM064T-I/MR

PIC32MM0128GPM064T-I/MR - 32-bit 25MHz MCU, 128KB Flash | Microchip

The Microchip PIC32MM0128GPM064T-I/MR is an eXtreme low-power 32-bit microcontroller built on the MIPS32 microAptiv core, operating at up to 25 MHz with 128 KB of Flash and 16 KB of SRAM, packaged in a 64-pin QFN (9x9 mm) with exposed thermal pad. The GPM sub-family integrates USB 2.0 full-speed, hardware ECC on Flash memory, and 4-channel DMA, extending Microchip's lowest-power PIC32 line into connected embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, volatile and non-volatile memory, and programmable peripherals around a shared bus. Within the broader hierarchy, the PIC32MM GPM family sits under 32-bit microcontrollers -> microcontrollers -> embedded processors -> semiconductors. The microAptiv core is a streamlined MIPS32 implementation optimized for low dynamic power, while ECC (Error-Correcting Code) on Flash adds single-bit error correction that is rare in cost-sensitive MCUs. Key features include 128 KB ECC Flash, 16 KB SRAM, six 16-bit timers, three USART, two SPI, two I2C, a 12-channel 10/12-bit ADC, four comparators, and a USB 2.0 full-speed device/host/OTG controller. The IC operates from 2.0 V to 3.6 V with active current typically below 10 mA at 25 MHz and sleep current in the microamp range thanks to nanoWatt XLP technology. The architecture pairs a 2-cycle MIPS32 pipeline with a tightly-coupled peripheral set and a 4-channel DMA that offloads data movement from the CPU. ECC on Flash detects and corrects single-bit errors, improving reliability in industrial and IoT deployments where soft errors are a concern. The 9x9 mm QFN with EP exposes the thermal pad, reducing theta_JA compared to non-EP packages. Typical applications include USB-connected sensor hubs, low-power IoT edge nodes, USB HID peripherals (keyboards, mice, game controllers), industrial telemetry, battery-powered instruments, and consumer human-interface devices where low standby current is essential. When designing with this part, allocate the exposed pad (EP) to a continuous ground plane with at least 16 thermal vias to keep junction temperature within the -40C to +85C industrial range. The 25 MHz core requires a stable 3.3 V rail; decouple VDD with 100 nF and 4.7 uF ceramics placed within 5 mm of the package. This page synthesizes distributor pricing, drop-in PIC32MM same-family alternatives, and practical layout guidance not collated in the manufacturer datasheet.

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PIC32MM0256GPM028-E/M6 - 25MHz 32-bit MCU w/256KB Flash | Microchip
PIC32MM0256GPM028-E/M6

PIC32MM0256GPM028-E/M6 - 25MHz 32-bit MCU w/256KB Flash | Microchip

The Microchip PIC32MM0256GPM028-E/M6 is an eXtreme low-power 32-bit microcontroller from the PIC32MM GPM family, built on the MIPS32 microAptiv core, integrating 256KB of ECC-protected Flash and 32KB of SRAM in a compact 28-pin UQFN (4x4 mm) package. It operates at up to 25 MHz and delivers 79 CoreMark performance, while consuming only a few microamps in deep sleep modes, making it ideal for USB-equipped battery-powered and energy-harvesting applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals. The 32-bit MCU class extends 8/16-bit devices with higher compute throughput, larger addressable memory, richer DSP support, and modern peripherals such as USB, CAN, and capacitive touch sensing. PIC32MM GPM sits within Microchip's PIC32 portfolio as the lowest-power, most cost-effective branch, hierarchically: 32-bit MCU -> ARM/MIPS architecture -> PIC32 family -> PIC32MM GPM sub-family. Key features include a USB 2.0 Full-Speed Device/Host/OTG controller, 4-channel DMA, Configurable Logic Cell (CLC), 12-bit ADC, 10-bit DAC, multiple PWM/SCCP/MCCP timers, RTCC, I2C, SPI, UART, and 21 general-purpose I/O pins. Hardware ECC on Flash and RAM provides enhanced reliability for safety-conscious designs, while a 4-wire programming/debug interface (PGDx/PGECx) enables MPLAB X IDE and ICD support. The device uses Microchip's proprietary microMIPS ISA option to balance code density and throughput, with the MIPS32 microAptiv core providing deterministic interrupt latency. Internal LDO and a flexible 2.0V-3.6V supply range support single-cell Li-ion or 3.3V regulated rails, with multiple low-power modes (Sleep, Deep Sleep, Deep Sleep with RTCC) achieving deep-sleep currents in the low microamp range. Typical applications include consumer USB HID devices such as mice and game controllers, IoT sensor nodes, low-power wearables, smart home peripherals, battery-powered medical monitors, and industrial HMI panels. The combination of USB, large memory, and ultra-low sleep current is uniquely suited to tethered or intermittently connected products. When designing with this device, place the 4x4 UQFN land pattern with proper thermal vias under the exposed pad, route the USB DP/DM pair as a 90-ohm differential with controlled impedance, and follow Microchip's MPLAB Harmony framework for peripheral drivers. Note the -E/M6 suffix denotes the -40C to +125C extended temperature grade and UQFN-28 package; -I/M6 (industrial -40C to +85C) is also available for less demanding environments. This page synthesizes distributor pricing, drop-in same-package alternatives within the PIC32MM GPM family, and practical low-power design guidance not consolidated on the manufacturer datasheet.

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PIC32MM0256GPM028-E/ML - 32-bit 25MHz 256KB Flash MCU | Microchip
PIC32MM0256GPM028-E/ML

PIC32MM0256GPM028-E/ML - 32-bit 25MHz 256KB Flash MCU | Microchip

The Microchip PIC32MM0256GPM028-E/ML is a 32-bit MIPS microAptiv microcontroller operating up to 25 MHz, integrating 256 KB of ECC Flash and 32 KB of SRAM in a 28-pin QFN (6x6 mm) package. It is part of the eXtreme Low Power PIC32MM GPM family, which combines low active current with peripheral-rich integration including USB, configurable logic cells, and 12-bit ADC. The 256 KB ECC-protected Flash provides error-correction for reliable firmware execution in safety-sensitive designs. A microcontroller (MCU) is a single-chip computer containing a processor core, program memory, data RAM, and peripheral interfaces. The PIC32MM family uses the MIPS32 microAptiv core, a 32-bit RISC architecture commonly found in low-power embedded applications. Within the broader semiconductor hierarchy, MCUs sit between simple microprocessors and full SoCs, providing a self-contained compute solution optimized for real-time control tasks. The PIC32MM GPM sub-family targets battery-powered or energy-harvesting designs where idle current and active efficiency both matter. Key features include up to 21 general-purpose I/O pins, a 12-bit ADC with up to 200 ksps conversion rate, multiple timer/counter modules, I2C, SPI, UART, and a USB 2.0 full-speed device/host/OTG controller. The eXtreme low-power design achieves sub-microamp sleep currents, multiple low-power modes (Sleep, Idle, Deep Sleep with RTCC), and fast wake-up times. ECC on Flash improves reliability in environments subject to alpha particles or bit flips. Architecture depth: the device employs a single-cycle hardware multiply/divide unit, a prefetch cache to accelerate Flash execution, and a DMA controller that offloads data movement from the CPU. The 3.3V-tolerant I/O supports mixed-voltage interfacing without external translators. Typical applications include low-power USB peripherals, IoT sensor nodes, wearable fitness devices, HMI touch interfaces, and battery-powered medical accessories. The wide 2.0V to 3.6V operating range supports direct Li-ion battery connection. When designing with this MCU, ensure the USB bus-power rail meets the 4.4V VBUS requirement (an LDO or boost may be required from a 3.6V source). Decouple VDD with 100 nF ceramic capacitors placed within 3 mm of each power pin to limit switching noise coupling into the ADC. This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC32MM0256GPM028-I/M6 - 32-bit 256KB Flash MCU w/USB | Microchip
PIC32MM0256GPM028-I/M6

PIC32MM0256GPM028-I/M6 - 32-bit 256KB Flash MCU w/USB | Microchip

The Microchip PIC32MM0256GPM028-I/M6 is a 32-bit MIPS32 microAptiv PIC microcontroller operating at 25 MHz with 256 KB of ECC Flash and 32 KB of SRAM, housed in a 28-pin UQFN (4x4 mm) package. The device is part of the eXtreme low power PIC32MM GPM family, extending Microchip's lowest-power 32-bit portfolio by integrating a USB 2.0 full-speed peripheral, ECC-protected Flash, and rich analog/digital peripherals in a small QFN footprint. A 32-bit microcontroller (MCU) is a programmable system-on-chip that integrates a CPU core, program and data memory, and a configurable set of peripherals (timers, ADC, communication interfaces, GPIO). The PIC32MM GPM belongs to the hierarchy MCU -> 32-bit MCU -> MIPS-based MCU -> PIC32 family -> PIC32MM GPM sub-family, optimized for USB-connected, low-power embedded designs where deterministic code execution and small package size are required. Key features include 256 KB ECC Flash for improved code reliability, 32 KB SRAM, USB 2.0 full-speed device/host/OTG support, multiple 16-bit and 32-bit timers, a 12-bit ADC, configurable logic cells (CLC), and a peripheral pin select (PPS) system that allows flexible signal routing. The 28-pin UQFN (4x4 mm) package with an exposed pad (EP) provides a compact footprint and a low thermal resistance path for the modest power dissipation of an MCU running at 25 MHz. The PIC32MM uses the MIPS32 microAptiv core, supporting the MPLAB XC32 compiler toolchain and Harmony/MPLAB Code Configurator (MCC) libraries. Code execution is deterministic thanks to a single-cycle 32-bit ALU and a tightly-coupled peripheral bus. The integrated USB 2.0 full-speed controller supports device, host, and OTG roles with an internal transceiver, eliminating the need for an external PHY in many cost-sensitive designs. Typical applications include USB Human Interface Devices (HID), wireless sensor node bridges, low-cost consumer USB peripherals, battery-powered IoT endpoints, and industrial sensor monitoring with USB diagnostics. The combination of ECC Flash, deep-sleep current, and integrated USB makes it well suited for safety-conscious and field-upgradable embedded products. When designing with this MCU, allocate the exposed pad (EP) on the PCB to a continuous ground plane with adequate thermal vias to maintain the device within its 85 °C industrial junction range. Use the PPS system to map peripherals to free pins before finalizing the schematic - incorrect PPS mapping is a common source of 'dead' GPIO on PIC32 designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with all data verified against the official Microchip product page and authorized distributor listings as of 2026-10-01.

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PIC32MM0256GPM028-I/ML - 32-bit 25MHz 256KB ECC Flash MCU | Microchip
PIC32MM0256GPM028-I/ML

PIC32MM0256GPM028-I/ML - 32-bit 25MHz 256KB ECC Flash MCU | Microchip

The Microchip Technology PIC32MM0256GPM028-I/ML is a 32-bit MIPS32 microAptiv MCU from the PIC32MM GPM family, featuring 256KB of ECC-protected Flash and 32KB of SRAM in a 28-pin QFN (6x6 mm) package. It operates up to 25 MHz core clock (with a maximum CPU performance of 41 DMIPS at 48 MHz in select variants per family datasheet), integrates a full-speed USB 2.0 device/host/OTG controller, and is engineered for extreme low-power operation with multiple deep-sleep and idle modes targeting IoT and battery-powered designs. The -I suffix indicates the industrial temperature grade of -40C to +85C. A 32-bit microcontroller (MCU) is a single-chip computer integrating a high-performance processor core, on-chip Flash program memory, SRAM data memory, and a rich set of peripherals including timers, communication interfaces, and analog blocks. PIC32MM MCUs belong to the broader category of embedded microcontrollers within the semiconductor hierarchy: MCU -> 32-bit microcontroller -> MIPS-based MCU -> low-power MCU -> power management-aware SoC. Their role in a system is to execute firmware that controls sensors, drives actuators, manages communications, and orchestrates power states. Key features of this part include 4-channel 10-bit ADC with touch sensing support, multiple UART/SPI/I2C peripherals, a 16-bit Parallel Master Port (PMP) on certain pinouts, Configurable Logic Cells (CLC), and a charge time measurement unit (CTMU) for capacitance touch. The integrated USB 2.0 Full-Speed transceiver with on-chip pull-ups eliminates the need for an external PHY, simplifying board design and reducing BOM cost for HID, CDC, or vendor-class USB devices. Architecturally, the PIC32MM GPM core uses a 2-stage pipeline with single-cycle multiply and hardware divide, supported by a multi-vector interrupt controller, 8-channel DMA, and ECC on Flash for industrial-grade reliability. The CIP (Core Independent Peripherals) philosophy allows timers, CLC, PWM, and ADC to operate without CPU intervention, enabling ultra-low sleep currents while peripherals continue to react to events. Typical applications include USB Human Interface Devices such as keyboards, mice, and touchpads; battery-powered IoT sensor nodes; low-cost wearables; portable medical peripherals; industrial sensor hubs with USB diagnostics; and consumer devices requiring a Cortex-M0+ alternative with integrated USB. The wide operating range and USB integration also make it well suited for field-updatable industrial controllers. A key design consideration is that running USB at full speed consumes additional current and requires careful power-rail decoupling; engineers should follow the Microchip PIC32MM GPM family reference design for the 28-pin QFN, including a 12 MHz crystal, the recommended 3.3V LDO, and proper D+/D- trace impedance. The 256KB ECC Flash provides industrial-grade endurance for code that is updated frequently in the field. This page synthesizes distributor pricing, pin-to-pin compatible alternatives, and practical design notes for the PIC32MM0256GPM028-I/ML that are not consolidated in the manufacturer datasheet.

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PIC32MM0256GPM028-I/SS - 25MHz 256KB ECC Flash MCU | Microchip
PIC32MM0256GPM028-I/SS

PIC32MM0256GPM028-I/SS - 25MHz 256KB ECC Flash MCU | Microchip

The Microchip PIC32MM0256GPM028-I/SS is a 32-bit MIPS32 microAptiv PIC microcontroller running at 25 MHz with 256 KB Flash (including ECC) and 32 KB RAM, housed in a 28-pin SSOP package. It operates from 2.0V to 3.6V, offers USB 2.0 Full-Speed, multiple 16-bit timers, a 12-bit ADC, and 21 general-purpose I/O. The GPM device integrates hardware ECC on the Flash array for improved reliability in safety-conscious applications. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O into one package. The PIC32MM family sits in Microchip's eXtreme low power tier, expanding the traditional PIC32 architecture into battery-friendly, low-leakage designs while still benefiting from the MIPS32 instruction set, which offers high code density and deterministic interrupt handling. This part provides a migration path from smaller 8-bit PIC MCUs to full 32-bit performance without leaving the MPLAB X toolchain. Key features include 256 KB of Flash with single-bit ECC correction, 32 KB SRAM, an integrated USB 2.0 Full-Speed device/host/OTG controller, an 8-channel 12-bit ADC with up to 200 ksps conversion rate, multiple UART/SPI/I2C peripherals, a Real-Time Clock and Calendar (RTCC), and a 16-bit Parallel Master Port on higher pin-count variants. The device supports Core-independent peripherals such as Configurable Logic Cells (CLC) and Peripheral Pin Select (PPS), enabling flexible pin mapping without rewiring the schematic. Architecturally, the PIC32MM GPM device uses a MIPS32 microAptiv core with a 4-stage pipeline, hardware multiply/divide, and a single-cycle 32-bit multiply. The on-chip regulator and multiple low-power modes (Sleep, Idle, Doze, Deep Sleep) allow typical run currents in the microamp range, making the part suitable for USB-powered or energy-harvesting designs. The ECC Flash array detects and corrects single-bit errors at runtime, critical for industrial IoT nodes that must survive long deployments. Typical applications include low-power USB peripherals (HID, CDC, custom class), IoT sensor nodes, battery-powered data loggers, low-cost consumer electronics, and industrial control modules where a small 28-pin footprint is required. The 28-SSOP package suits hand-soldered prototypes and through-hole-style assembly while keeping the board area compact. The USB and ADC peripherals together make it a strong fit for tethered measurement instruments and smart sensor hubs. When designing with this device, allocate careful PCB space for the SSOP's fine 0.65 mm pitch - the exposed pad is not present on the SSOP, so ground stitching vias around the package are recommended. Decouple VDD with at least 100 nF plus 4.7 µF bulk capacitance close to the supply pins, and ensure the USB DP/DM trace impedance meets 90 Ω differential for Full-Speed compliance. This page combines distributor pricing, drop-in compatible PIC32MM alternatives in the same SSOP-28 footprint, and practical design notes that complement the manufacturer datasheet for engineers evaluating this MCU.

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PIC32MM0256GPM028T-I/M6 - 256KB Flash 32-bit MCU | Microchip
PIC32MM0256GPM028T-I/M6

PIC32MM0256GPM028T-I/M6 - 256KB Flash 32-bit MCU | Microchip

The Microchip PIC32MM0256GPM028T-I/M6 is a 32-bit MIPS32 microAptiv PIC microcontroller with 256KB Flash and 32KB SRAM, operating at up to 25 MHz core speed in a 28-pin UQFN (4x4 mm) package with exposed pad. It belongs to the eXtreme low power PIC32MM GPM family, the lowest-power and most cost-effective 32-bit PIC32 line, adding USB device support and ECC memory protection. A 32-bit microcontroller (MCU) is an integrated circuit that combines a 32-bit CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals on a single silicon die. The PIC32MM GPM series sits in Microchip's MCU hierarchy as: PIC32MM -> 32-bit PIC family -> Microcontroller -> Microprocessor unit -> Semiconductor. These MCUs are commonly used to replace 8-bit PIC16/PIC18 designs where more compute, larger memory, and modern peripherals are required while preserving Microchip's MPLAB X toolchain. Key features of this part include 256KB Flash with ECC for safe code storage, 32KB SRAM for data and stack, USB 2.0 full-speed device, multiple low-power sleep modes down to 650 nA, 4-channel DMA, 12-bit 200 ksps ADC, and configurable logic cells. It operates from 2.0V to 3.6V with built-in voltage regulators and brown-out reset, providing robust operation across battery and USB-powered scenarios. The 28-UQFN 4x4 mm form factor targets space-constrained handheld and wearable designs. Technically, the device uses the MIPS32 microAptiv core with microMIPS instruction support, achieving up to 79 CoreMark at 25 MHz while drawing only a few mA active. The integrated ECC on Flash improves reliability in industrial and automotive edge applications by detecting and correcting single-bit memory faults without CPU intervention. The 28-UQFN exposed pad enables efficient PCB thermal dissipation for the small package. Typical applications include low-power IoT sensor nodes, USB HID peripherals, wearable fitness devices, battery-powered instrumentation, and consumer HMI panels. The combination of USB, ECC, and sub-microamp sleep makes it a strong fit for always-on battery-powered designs that occasionally need to communicate over USB. When designing with this part, ensure the USB DP/DM traces are 90 ohm differential and the VBUS pin sees 5V tolerant input. The exposed pad must be soldered to the ground plane for thermal performance and electrical reference. Use the MPLAB Harmony Configurator (MHC) for clock, peripheral, and pin setup to avoid silicon errata. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the bare manufacturer datasheet, helping engineers select the right low-power PIC32 for USB-connected and battery-powered products.

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PIC32MM0256GPM028T-I/ML - 32-bit 25MHz 256KB Flash MCU | Microchip
PIC32MM0256GPM028T-I/ML

PIC32MM0256GPM028T-I/ML - 32-bit 25MHz 256KB Flash MCU | Microchip

The Microchip Technology PIC32MM0256GPM028T-I/ML is a 32-bit MIPS32 microAptiv PIC microcontroller operating at 25 MHz, delivering 256 KB of ECC flash and 32 KB of SRAM in a 28-pin QFN (6x6 mm) package. The part extends Microchip's PIC32MM GPM "eXtreme low power" family with integrated USB 2.0 full-speed support, single-cycle 32x32 hardware multiply, and four 16-bit timers plus four IC/OC/PWM channels. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a 32-bit CPU core, program and data memory, plus peripherals such as timers, ADCs, communication interfaces, and GPIOs. Within the broader taxonomy, the PIC32MM belongs to the MCU -> embedded controller -> microcontroller -> 32-bit MCU -> MIPS-based MCU family. The microAptiv core implements the MIPS32r2 instruction set, providing deterministic interrupt response and code density suitable for low-power real-time control. The 256 KB ECC flash improves reliability in industrial and IEC 60730 Class B safety contexts where single-bit memory errors must be detected and corrected at run time. Key features differentiating this part include a 10-bit 200 ksps ADC with up to 14 analog inputs, two I2C, two SPI, two UART, USB 2.0 full-speed device, and a 4-channel DMA. The eXtreme low power design provides multiple sleep modes down to nanoWatt levels, supporting battery-powered applications. Peripherals are interconnected through a Peripheral Pin Select (PPS) system, allowing flexible remapping of digital functions to physical pins and simplifying PCB routing. Typical applications include consumer USB HID devices, low-power sensor hubs, IoT edge nodes, home automation controllers, and industrial user interfaces. The 256 KB flash accommodates rich USB stacks (HID, CDC, MSD, vendor classes) and application firmware simultaneously, while the 32 KB SRAM supports USB descriptor buffers plus application RAM. The 28-QFN footprint also makes the device attractive for space-constrained wearable and handheld designs. When designing with this MCU, provide a stable 3.0-3.6 V VDD with bulk and 0.1 uF decoupling, configure the PPS mapping carefully to avoid conflicts, and follow Microchip's USB hardware design guidelines for the D+/D- trace impedance of 90 ohm differential. The industrial temperature grade (-40C to +85C) suits most indoor and outdoor enclosures. This page synthesizes distributor pricing, parametric alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MM0256GPM028T-I/SS - 256KB Flash 32-bit MCU | Microchip
PIC32MM0256GPM028T-I/SS

PIC32MM0256GPM028T-I/SS - 256KB Flash 32-bit MCU | Microchip

The Microchip Technology PIC32MM0256GPM028T-I/SS is a 32-bit MIPS32 microAptiv PIC microcontroller running at 25 MHz with 256 KB of ECC Flash and 32 KB of SRAM in a 28-pin SSOP package. It operates from 2.0V to 3.6V, provides up to 21 general-purpose I/O pins, and integrates USB 2.0 full-speed device plus peripherals such as a 12-bit ADC, multiple timers, and serial interfaces for cost-sensitive embedded designs. A 32-bit microcontroller (MCU) is an integrated processor core, memory, and peripherals on a single die that executes instructions 32 bits wide, giving significantly higher throughput than 8-bit or 16-bit cores for the same clock. The PIC32MM GPM family specifically targets ultra-low-power applications by combining the MIPS32 microAptiv core with sleep currents below 1 µA, allowing battery-powered products to last years on a single cell. The MCU belongs to the hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. Key features of the PIC32MM0256GPM028T-I/SS include 256 KB Flash with ECC for reliable code storage, 32 KB SRAM, hardware USB 2.0 full-speed device, multiple communication peripherals (UART, SPI, I2C), up to 21 GPIO pins, and a peripheral pin-select (PPS) system that lets designers remap digital functions to any I/O. The 28-SSOP package offers a compact 0.209 inch (5.30 mm) body with industry-standard pinout. Typical applications include consumer electronics, IoT edge nodes, USB peripherals such as HID-class devices and CDC bridges, sensor hubs, low-cost motor control, and human-machine interface (HMI) controllers. The wide operating voltage range and low-power sleep modes also suit battery chargers, wearables, and energy-harvesting designs. When designing with this device, ensure decoupling capacitors are placed close to the VDD pins and that the USB D+/D- lines are routed as a 90 Ω differential pair. The PPS system provides layout flexibility but requires careful register configuration to avoid contention on shared I/O. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design guidance that complements - but does not replace - the manufacturer datasheet and reference documentation.

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PIC32MM0256GPM036-E/M2 - 32-bit 25MHz MCU, 256KB Flash | Microchip
PIC32MM0256GPM036-E/M2

PIC32MM0256GPM036-E/M2 - 32-bit 25MHz MCU, 256KB Flash | Microchip

The Microchip Technology PIC32MM0256GPM036-E/M2 is a 32-bit MIPS32 microAptiv UC-core microcontroller in the PIC32MM GPM "eXtreme Low Power" family, featuring 256KB of ECC flash and 32KB SRAM, operating up to 25MHz (with a 48MHz high-performance mode option in the -I industrial grade). Housed in a 36-pin SQFN (6x6 mm) package with an exposed pad, this MCU integrates USB 2.0 full-speed, a hardware crypto accelerator (AES), 79 CoreMark performance, multiple timers, ADC, comparators, and rich communication peripherals. The "-E" temperature grade supports an extended industrial range and is intended for evaluation; the production-volume equivalent is the -I grade. A PIC32MM GPM microcontroller is a class of low-power 32-bit MCU positioned between 8-bit PIC MCUs and higher-end Cortex-M parts, balancing MIPS efficiency, low active/sleep current, and integrated USB. The PIC32MM family extends the 32-bit PIC32 portfolio with the cost-effective microAptiv core, ECC-protected flash for improved reliability, and dedicated peripherals for human-interface and connected applications. Within the broader taxonomy: microcontroller -> 32-bit MCU -> MIPS32 MCU -> PIC32MM GPM family -> PIC32MM0256GPM036 sub-family. Key features include 256KB program flash with ECC, 32KB SRAM, USB 2.0 full-speed with internal transceiver, 79 CoreMark at low MHz, multiple DMA channels, configurable logic cells, RTCC, and up to 79 CoreMark performance. The part integrates a 12-bit ADC, multiple UART/SPI/I2C, PWM, and capture/compare peripherals. PIC32MM GPM devices include dedicated peripherals for graphics, segmented LCD, and USB, making them suitable for connected low-power products. Architecturally, the PIC32MM0256GPM036-E/M2 uses the microAptiv UC-class MIPS core with instruction and data caches, dual-bank flash for live updates, and a peripheral bus that allows DMA-driven I/O for low CPU load. ECC on flash supports reliable operation in industrial environments where single-event upset matters; the 32KB SRAM enables larger protocol stacks including USB and lightweight TLS. Common applications include low-power USB peripherals, IoT sensor nodes, consumer human-interface devices, battery-powered instruments, and connected LED lighting controllers. In USB-connected products the integrated full-speed transceiver eliminates an external PHY. In sensor or metering applications the sleep modes and RTCC allow years of battery life on a coin cell. When designing with this part, confirm that the -E temperature grade fits your application's qualification requirements; the -I grade is the typical production choice and shares the same datasheet and pinout. Ensure the exposed pad is properly soldered for thermal dissipation because the SQFN-36 power-handling capability depends on the pad-to-board thermal path. This page synthesizes distributor pricing, drop-in alternatives from the same PIC32MM GPM family, and practical pinout/design notes that complement the manufacturer datasheet for faster BOM decisions.

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PIC32MM0256GPM036T-I/M2 - 32-bit MCU, 256KB Flash, USB | Microchip
PIC32MM0256GPM036T-I/M2

PIC32MM0256GPM036T-I/M2 - 32-bit MCU, 256KB Flash, USB | Microchip

The Microchip Technology PIC32MM0256GPM036T-I/M2 is a 32-bit microcontroller from the PIC32MM GPM family, featuring a MIPS32 microAptiv core running at 25 MHz with 256 KB of Flash memory and ECC support, housed in a 36-pin SQFN (6x6 mm) package. It integrates a USB 2.0 Full-Speed peripheral, multiple 12-bit ADC modules, and configurable peripherals aimed at low-power embedded designs. A 32-bit microcontroller (MCU) is an integrated circuit that combines a 32-bit processor core with program and data memory, peripherals, and I/O on a single die. 32-bit MCUs typically belong to the larger taxonomy of microcontrollers, which fall under the broader category of microprocessors and embedded processors. The microAptiv core inside PIC32MM is a low-power MIPS32 derivative that competes with ARM Cortex-M0+ devices in the ultra-low-power MCU segment. Key features of the PIC32MM0256GPM036 include 32 KB of SRAM, hardware ECC on Flash for improved reliability, multiple communication interfaces (I2C, SPI, UART), 12-bit ADC with up to 16 channels, and Microchip's eXtreme Low Power (XLP) sleep modes that extend battery life. The device operates from 2.0 V to 3.6 V and is rated for the industrial -40C to +85C temperature range. At the silicon level, the PIC32MM GPM family uses an advanced process node and a low-leakage design, with multiple power modes including Run, Idle, Sleep, and Deep Sleep that allow the MCU to drop into sub-microamp standby currents. The inclusion of ECC on Flash and RAM improves reliability in safety-sensitive applications such as medical peripherals and industrial sensors. Typical applications include USB HID peripherals, low-power IoT sensor nodes, consumer electronics with touch interfaces, industrial control with ADC-driven analog front ends, and battery-powered medical devices. The integrated USB 2.0 Full-Speed transceiver and DMA support make it particularly attractive for designs that previously required an external USB bridge chip. When designing with the PIC32MM GPM family, pay attention to the SQFN-36 land pattern: it requires careful PCB layout with proper thermal vias under the exposed pad. Designers should consult Microchip's MPLAB X IDE and the PIC32MM Peripheral Library to accelerate firmware development and to take advantage of the XLP power-saving modes. This page synthesizes distributor pricing across DigiKey, Mouser and LCSC, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone, helping engineers select the right MCU variant for low-power USB-enabled designs.

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PIC32MM0256GPM048-E/PT - 32-bit 25MHz 256KB Flash MCU | Microchip
PIC32MM0256GPM048-E/PT

PIC32MM0256GPM048-E/PT - 32-bit 25MHz 256KB Flash MCU | Microchip

The Microchip PIC32MM0256GPM048-E/PT is a 32-bit eXtreme Low Power (XLP) microcontroller from the PIC32MM GPM family, featuring a MIPS32 microAptiv core running at up to 25 MHz, 256 KB of ECC Flash, and 32 KB of SRAM in a 48-pin TQFP-EP (7x7 mm) package. It operates from a 2.0 V to 3.6 V supply, integrates a full-speed USB 2.0 device controller, and targets cost-sensitive low-power embedded designs with strict memory integrity requirements. A 32-bit microcontroller (MCU) is a single-chip processor that integrates a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals on one die. The 32-bit MIPS microAptiv core used here offers higher code density and arithmetic performance than 8/16-bit MCUs at similar clock rates, while ECC Flash protects against soft errors common in industrial and IoT deployments. As part of the broader PIC32 family, this MCU sits between 8-bit PIC MCUs and high-performance PIC32MX/MZ parts, targeting applications that need USB connectivity without the cost of larger devices. Key features include a 4-channel DMA controller, 21 timers, 3 analog comparators, a 12-bit 200 ksps ADC with up to 19 channels, 3 I2C, 3 SPI, and 5 UART/LIN ports, plus a Cryptographic Engine and Peripheral Pin Select (PPS) for flexible signal routing. The integrated USB 2.0 Full-Speed device with internal pull-up resistors eliminates external components, while the 79 CoreMark benchmark at 25 MHz demonstrates ample processing headroom for sensor fusion and protocol stacks. The device also provides multiple low-power modes including Sleep, Idle, and Deep Sleep with Real-Time Clock/Calendar (RTCC) retention, drawing under 5 µA in Deep Sleep. Architecture highlights include single-cycle 32-bit ALU instructions, hardware divide, a prefetch cache, and a Peripheral Trigger Generator for low-latency peripheral-to-peripheral signaling. PPS remaps most digital peripherals to multiple I/O pins, simplifying PCB layout when signal integrity or routing constraints conflict with peripheral pin assignments. Hardware ECC on Flash detects and corrects memory errors autonomously, supporting IEC 60730 Class B safety requirements in household appliances. Typical applications include USB Human Interface Devices (HID) like keyboards and mice, low-power sensor nodes with USB diagnostics, IoT edge controllers, fitness wearables, motor control for small appliances, and consumer USB peripherals. The combination of 256 KB Flash and USB makes the device especially attractive when firmware updates or data logging require both large code space and a standard PC interface. For designers, the principal trade-off is core speed: at 25 MHz/79 CoreMark this part targets low-power USB, not high-throughput DSP or graphics. Ensure Vcap pin has a proper 4.7 µF decoupling capacitor to stabilize the internal 1.8 V core voltage regulator, and route USB D+/D- as a 90-ohm differential pair for USB compliance. This page synthesizes distributor pricing for the -40°C to +125°C industrial-grade variant, drop-in package-compatible alternatives, and practical design considerations not assembled in the manufacturer datasheet alone.

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PIC32MM0256GPM048-I/M4 - 32-bit 256KB Flash USB MCU | Microchip
PIC32MM0256GPM048-I/M4

PIC32MM0256GPM048-I/M4 - 32-bit 256KB Flash USB MCU | Microchip

The Microchip Technology PIC32MM0256GPM048-I/M4 is a 32-bit RISC microcontroller from the eXtreme low power PIC32MM GPM family, featuring a MIPS32 microAptiv core running at up to 25 MHz, 256 KB of ECC-enabled Flash program memory, and 32 KB of SRAM, housed in a 48-pin UQFN (6x6 mm) package with exposed pad. The device operates from 2.0 V to 3.6 V and integrates a USB 2.0 full-speed device transceiver, four-channel DMA, twenty-one timers, three analog comparators, and a 12-bit 200 ksps ADC with up to 28 input channels. The GPM family extends Microchip's lowest-power 32-bit PIC32 line by adding USB 2.0 full-speed support, error-correcting code (ECC) memory, and CoreMark scores up to 79 at 25 MHz, making it a strong fit for connected, energy-conscious embedded designs. A 32-bit microcontroller (MCU) is an integrated circuit that combines a 32-bit CPU core, non-volatile program memory (Flash), volatile data memory (SRAM), and a rich peripheral set on a single silicon die. Within the broader semiconductor taxonomy, the PIC32MM GPM belongs to the category of low-power embedded microcontrollers, sitting between 8/16-bit MCUs and higher-performance application processors. It is widely used in battery-powered and energy-harvesting designs where MIPS-per-watt and deep-sleep current matter more than raw clock speed. Key features include 79 CoreMark at 25 MHz, hardware ECC on Flash to detect and correct single-bit errors, microMIPS and MIPS32 dual instruction modes for code-density flexibility, and multiple low-power modes (Sleep, Idle, Deep Sleep). Serial peripherals cover USB 2.0 full-speed device, up to three I2C, three SPI, and three UART interfaces. The device also integrates a 32 kHz low-power internal RC oscillator suitable for RTC operation, plus a programmable 8 MHz Fast RC oscillator with PLL. Architecturally, the PIC32MM GPM uses a Harvard bus architecture with separate Flash and SRAM paths, supports two-wire ICSP programming/debug (PGEDx/PGECx), and ships with a compact UQFN-48 (6x6 mm) footprint offering 38 general-purpose I/O pins. The integrated USB 2.0 full-speed PHY eliminates the need for an external transceiver for HID, CDC, and other low-speed USB device applications. Typical applications include IoT sensor nodes, low-power wireless modules, USB human-interface devices (HIDs) such as keyboards and mice, consumer electronics, and small medical and industrial sensor designs requiring multi-year battery life. The combination of USB, ECC Flash, and aggressive sleep currents makes this part well-suited for designs balancing communication, reliability, and energy budget. When designing with this MCU, ensure the exposed pad (EP) on the UQFN-48 package is soldered to the ground plane for thermal dissipation and signal integrity. For USB applications, route the D+/D- differential pair with 90 ohm impedance and keep the pair matched within 2 mm. Decouple VDD with 0.1 uF and 1 uF ceramics placed within 3 mm of each supply pin. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC32MM0256GPM048-I/PT - 25MHz 32-bit MCU, 256KB Flash, USB | Microchip
PIC32MM0256GPM048-I/PT

PIC32MM0256GPM048-I/PT - 25MHz 32-bit MCU, 256KB Flash, USB | Microchip

The Microchip Technology PIC32MM0256GPM048-I/PT is a 32-bit MIPS32 microAptiv PIC microcontroller running at up to 25 MHz with 256 KB of ECC Flash and 16 KB of SRAM, integrated USB 2.0 full-speed device support, and housed in a 48-pin TQFP-EP (7x7 mm) package with exposed thermal pad. It belongs to the eXtreme Low Power (XLP) PIC32MM GPM family that extends Microchip's lowest-power 32-bit MCU line by adding USB and ECC memory up to 256 KB. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program and data memory, peripherals, and I/O into a single device. Within the taxonomy, the PIC32MM0256GPM048 sits as: 32-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. The PIC32MM GPM family uses the MIPS32 microAptiv core, which supports the MIPS16e instruction set for code-density optimization. ECC on Flash detects and corrects single-bit errors in program memory, which improves reliability for industrial and consumer applications. Key features of the PIC32MM0256GPM048-I/PT include a 25 MHz maximum core clock, 256 KB ECC Flash, 16 KB SRAM, 4 KB EEPROM (emulated), USB 2.0 full-speed device, multiple timer/capture-compare/PWM modules, 12-bit 1.1 Msps ADC, multiple UART/SPI/I2C peripherals, and rich touch/analog integration suited for HMI and sensor applications. The -I suffix denotes the -40C to +85C industrial temperature range. The PIC32MM0256GPM048-I/PT uses a 3.3V single supply with multiple power-saving modes targeted at ultra-low active and sleep currents. Its rich peripheral set and USB 2.0 FS device interface make it a cost-effective choice for HID-class devices, sensors, and human-machine interfaces. Typical applications include USB human-interface devices (HID) such as keyboards, mice, and touch panels; low-power IoT sensor nodes; motor-control front ends; consumer appliances with touch UIs; and industrial control systems where low active and sleep power are critical. The integrated USB device peripheral eliminates external PHY chips, reducing BOM cost. When designing with this device, allocate sufficient decoupling (100 nF plus 4.7 uF bulk) near each VDD pin and keep the USB DP/DM traces 90-ohm differential-matched. The exposed thermal pad must be soldered to a grounded copper pour for electrical and thermal performance; omitting it can degrade ESD/EMC behavior. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single reference for selecting and implementing the PIC32MM0256GPM048-I/PT.

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PIC32MM0256GPM048T-I/M4 - 256KB Flash 32-bit MCU 48-UQFN | Microchip
PIC32MM0256GPM048T-I/M4

PIC32MM0256GPM048T-I/M4 - 256KB Flash 32-bit MCU 48-UQFN | Microchip

The Microchip PIC32MM0256GPM048T-I/M4 is a 32-bit MIPS32 microAptiv microcontroller from the PIC32MM GPM family, featuring 256 KB Flash and 32 KB RAM in a 48-pin UQFN (6x6 mm) package. It operates at up to 25 MHz core / 48 MHz equivalent microMIPS and integrates USB FS device/host, ECC memory, ADC, DAC, DMA, and a 79 CoreMark performance figure. An MCU (microcontroller unit) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and peripherals such as ADCs, timers, and communication interfaces. In the broader taxonomy, the PIC32MM belongs to 32-bit microcontrollers, which sit above 8-bit MCUs and below microprocessors, and the PIC32MM GPM line targets low-power USB-connected applications where MIPS-class performance is needed without consuming the energy of higher-tier MPU families. Key features include hardware ECC on Flash for improved reliability, deep-sleep current in the microamp range for battery-backed designs, integrated USB 2.0 full-speed transceiver with on-chip pull-ups, and rich analog peripherals: a 12-bit ADC with up to 28 channels, a 10-bit DAC, and comparators. The 48-UQFN (M4) package exposes up to 38 general-purpose I/O pins while keeping the board footprint at 6x6 mm, ideal for space-constrained USB dongles, sensor hubs, and human-interface devices. Architecturally, the PIC32MM GPM uses the MIPS M4K-based microAptiv core running the microMIPS instruction set, which compresses common instructions to 16 bits while retaining 32-bit register width. This delivers higher code density than ARM Cortex-M0+ at similar MHz, while peripheral DMA moves ADC and USB traffic off-core for predictable latency. Typical applications include USB human-interface devices (HID keyboards, mice, game controllers), low-power IoT sensor nodes with USB charging, industrial control panels requiring ECC memory, and consumer audio peripherals using the on-chip DAC. The 256 KB Flash is sufficient for USB stacks, vendor class drivers, and rich application logic in a single chip. When designing with this device, allocate adequate decoupling near the VDD pins and route the USB DP/DM pair as a 90 ohm differential. The UQFN exposed pad must be soldered to a sufficient copper pour for thermal dissipation; operating from a regulated 3.3 V rail is recommended to stay within the 2.0-3.6 V VDD spec. This page synthesizes distributor pricing from DigiKey/Mouser/Arrow, drop-in alternatives in the same 48-UQFN footprint, and practical design notes not duplicated in the manufacturer datasheet - use it to shortlist candidates and shorten your schematic-to-prototype cycle.

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PIC32MM0256GPM048T-I/PT - 32-bit 25MHz 256KB MCU 48-TQFP | Microchip
PIC32MM0256GPM048T-I/PT

PIC32MM0256GPM048T-I/PT - 32-bit 25MHz 256KB MCU 48-TQFP | Microchip

The Microchip Technology PIC32MM0256GPM048T-I/PT is a 32-bit MIPS32 microAptiv PIC microcontroller operating at up to 25 MHz, integrating 256 KB of Flash and 32 KB of SRAM into a 48-pin TQFP-EP (7x7 mm) package with an exposed thermal pad. It is part of the eXtreme low power PIC32MM GPM family and runs from a 2.0V to 3.6V supply. The part combines a fast deterministic core, a USB 2.0 Full-Speed device/host/OTG controller, and Error-Correcting Code (ECC) memory for robust industrial and consumer designs. A microcontroller (MCU) is a single-chip computer that combines a CPU, memory and programmable peripherals into a single IC; the PIC32MM family belongs to the broader 32-bit MCU taxonomy (32-bit MCU -> RISC microcontroller -> embedded controller -> semiconductor IC) and is purpose-built for low-power mixed-signal applications. The microAptiv core implements the MIPS32 instruction set with hardware multiply/divide and a Memory Management Unit-like configuration, giving it deterministic interrupt latency for real-time control. The on-chip 32 KB SRAM is ECC-protected against soft errors, while the 256 KB Flash supports live update and a configurable Prefetch module that lets the core execute from Flash with zero wait state on most accesses. Key differentiating features include: 4-channel hardware DMA, a 12-bit ADC with up to 24 channels and 200 ksps throughput, three 16-bit timers/captures/PWMs, up to nine CCP/SCCP modules, an integrated USB 2.0 FS transceiver that eliminates external PHY cost, and configurable peripherals that allow pin-mapping remap. The device supports multiple serial interfaces including UART, SPI (3-wire/4-wire/Quad-SPI optional), I2C and I2S, along with PMP/EPMP for parallel display or memory buses. Power-saving features include Deep Sleep, Sleep, Idle and Peripheral Module Disable modes that drive quiescent consumption into the microampere range. Typical applications include USB HID peripherals such as PC gaming mice/keyboards, low-cost IoT sensor nodes, cost-optimized consumer appliances, industrial data loggers, and small-color graphics HMI with parallel display. The USB OTG capability lets designers build dual-role devices (e.g., USB-C chargers, debug bridges) without adding a USB IC, while the 256 KB flash accommodates a full TCP/IP or USB stack plus application code. Design trade-off: although the PIC32MM GPM provides strong low-power behavior, designers migrating from PIC32MX should confirm that their existing firmware uses the Harmony configurator (PMSM, ICSP) projects. The exposed thermal pad (EP) must be soldered for thermal and electrical reference - failing to do so derates power performance and may cause latch-up under high-current loads.

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PIC32MM0256GPM064-E/MR - 32-bit 25MHz 256KB Flash MCU | Microchip
PIC32MM0256GPM064-E/MR

PIC32MM0256GPM064-E/MR - 32-bit 25MHz 256KB Flash MCU | Microchip

The Microchip Technology PIC32MM0256GPM064-E/MR is a 32-bit MIPS32 microAptiv UC core microcontroller running up to 25 MHz with 256 KB ECC Flash and 32 KB SRAM, housed in a 64-pin 9x9 mm QFN package with exposed pad. It belongs to the PIC32MM GPM "eXtreme Low Power" family and operates from 2.0 V to 3.6 V with on-chip ECC-protected memory and integrated USB 2.0 full-speed support. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and a rich set of peripherals such as timers, ADC, communication interfaces (UART, SPI, I2C), and I/O pins. The PIC32MM family is positioned in the hierarchy: 32-bit MCU -> MIPS32 microAptiv core -> PIC32 family -> PIC32MM GPM family -> Microchip 32-bit microcontrollers. MCUs execute embedded firmware to sense, control, and communicate in real time, distinguishing them from microprocessors which require external memory and peripherals. Key features of the PIC32MM0256GPM064-E/MR include 256 KB Flash with Error-Correcting Code (ECC) for high-reliability applications, 32 KB SRAM, 52 general-purpose I/O pins, a 12-bit ADC with up to 200 ksps, multiple PWM/timer modules, I2C/SPI/UART peripherals, USB 2.0 full-speed device/host/OTG, and a Real-Time Clock Calendar (RTCC). The part ships in the extended (-40C to +125C) temperature grade designated by the "-E" suffix and is offered in tube packaging ("MR" = QFN). Architecturally, the PIC32MM0256GPM064-E/MR leverages the MIPS32 microAptiv UC core with 16 KB instruction cache and a single-cycle 32x32 hardware multiplier, delivering high code-density performance per MHz. Hardware ECC on Flash reduces soft-error-induced failures in long-lifecycle deployments, and the integrated USB PHY eliminates external transceiver BOM. The 64-pin QFN-EP provides a low-thermal-resistance path for hot-spot dissipation during peak USB-driven loads. Typical applications include USB-enabled consumer peripherals, low-power IoT sensor nodes with USB debugging, industrial HMI panels, battery-powered data loggers with ECC, USB barcode/RFID readers, and embedded control modules with safety-critical firmware. The combination of XLP sleep currents, USB, and ECC Flash makes the part attractive for medical accessories and instrumentation as well. When designing with this MCU, ensure the exposed pad (EP) of the QFN package is soldered to a sufficiently large copper pour to meet thermal and electrical ground requirements. For USB applications, follow the Microchip ANs on USB PCB layout to maintain 90-ohm differential impedance on D+/D-. This page synthesizes Microchip distributor pricing, same-brand drop-in variants, and practical design guidance not found in the datasheet alone.

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PIC32MM0256GPM064-I/MR - 256KB Flash USB MCU | Microchip
PIC32MM0256GPM064-I/MR

PIC32MM0256GPM064-I/MR - 256KB Flash USB MCU | Microchip

The Microchip PIC32MM0256GPM064-I/MR is a 32-bit MIPS32 microAptiv UC core microcontroller from the eXtreme Low Power PIC32MM GPM family, delivering 25 MHz CPU speed with 256 KB ECC flash and 32 KB SRAM in a 64-pin 9x9 mm QFN package. The device integrates USB 2.0 full-speed OTG, four 16-bit timers, a 12-bit 1.1 Msps ADC, and multiple serial interfaces, while supporting an industrial -40C to +85C operating range. The GPM family extends Microchip's lowest-power 32-bit PIC32 platform with USB connectivity and ECC-protected memory for safety-critical firmware. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and peripherals on one die, providing embedded control for everything from sensor nodes to motor drives. Within the broader taxonomy, the PIC32MM family sits under 32-bit microcontrollers, which sit under microcontrollers, which sit under microprocessors and finally under semiconductors. The microAptiv UC core used here implements the MIPS32 instruction set with low-power modes that suspend execution while leaving wake sources active, allowing deep-sleep current well below typical Cortex-M0+ designs. Key differentiating features of this part include the 256 KB flash with ECC, USB 2.0 full-speed OTG on-chip PHY, eXtreme Low Power (XLP) Run, Doze and Sleep modes drawing microamp-level standby, Core Independent Peripherals (CIPs) such as Configurable Logic Cells and 16-bit PWM, and a 12-bit 1.1 Msps ADC with up to 19 analog channels. The 64-pin QFN package exposes up to 53 general-purpose I/O pins, three I2C/SPI/UART peripherals, and four 16-bit timers/counters, providing a balanced peripheral mix for sensor aggregation, motor control and human-interface designs. The architecture combines a deterministic 25 MHz / 25 DMIPS MIPS32 core, a multi-vector interrupt controller with 5-cycle latency, and a Peripheral Pin Select (PPS) remapping fabric that lets users reassign digital peripherals to almost any I/O pin, simplifying PCB routing. Memory protection includes hardware flash ECC, a separate boot flash region, and a configuration-word block that enforces fail-safe clock and watchdog defaults at reset. The integrated USB PHY supports device, host and OTG modes and enumerates as CDC, HID, MSD or vendor classes without an external transceiver. Typical applications include USB-connected sensor hubs, IoT edge nodes, low-power motor drives, e-metering peripherals, consumer human-interface devices, and battery-powered medical accessories. The wide operating voltage (2.0 V to 3.6 V) and four flexible PWM channels make the part especially well suited to brushed DC and stepper control loops where deterministic interrupt latency and small standby current both matter. When designing with this part, enable the watchdog and code-protect configuration words during production programming, use the PPS registers to map peripherals away from default pins when the PCB layout demands it, and place the 32.768 kHz secondary crystal on the SOSC pins with proper load capacitance to achieve the deep-sleep current budget. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single source for selecting, sourcing, and substituting the PIC32MM0256GPM064-I/MR.

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