Circuits intégrés

PIC32MX270F256BT-I/ML

PIC32MX270F256BT-I/ML - 32-bit MCU 256KB Flash 40MHz | Microchip

The Microchip Technology PIC32MX270F256BT-I/ML is a 32-bit MIPS32 M4K RISC microcontroller with 256KB Flash and 64KB SRAM, running up to 40MHz (50MHz/83 DMIPS max), housed in a 28-pin QFN (ML) 6x6mm package with exposed thermal pad. It integrates a USB 2.0 full-speed device/host/OTG controller, two I2S/SPI modules, Peripheral Pin Select (PPS), a Parallel Master Port (PMP), a 10-bit ADC with up to 1 Msps, five 16-bit timers, and a Charge Time Measurement Unit (CTMU) for mTouch capacitive touch and high-resolution time measurement (1 ns). The B-grade silicon variant in the PIC32MX1XX/2XX 28/36/44-pin family also adds a 5-bit CTMU and on-chip temperature sensor. An MCU (Microcontroller Unit) is a single-chip computer containing a processor core, program and data memory, timers, ADCs, and a range of digital and analog peripherals. PIC32MX microcontrollers sit within Microchip's PIC32 family of MIPS-based 32-bit MCUs, themselves part of the broader PIC microcontroller family that bridges 8-bit PIC16/PIC18 designs to 32-bit ARM Cortex-M class devices. They target cost-sensitive embedded designs where 32-bit performance and USB connectivity are required without migrating to ARM Cortex-M cores. Key differentiating features of the PIC32MX270F256BT-I/ML include its USB 2.0 full-speed OTG support (rare in this pin-count class), 256KB self-programmable Flash with 64KB SRAM, Peripheral Pin Select (PPS) for flexible remapping of digital peripherals to almost any I/O pin, the Charge Time Measurement Unit (CTMU) for capacitive touch and 1 ns time resolution, and Parallel Master Port (PMP) for graphics or external memory interfaces. The device operates from 2.3V to 3.6V, drawing approximately 0.5 mA/MHz typical active current. The architecture combines a single-cycle MIPS32 M4K core with 5-stage pipeline, hardware multiplier/divider, dedicated DMA controller with up to 8 channels, and a prefetch cache that mitigates Flash wait-state penalty at 40 MHz. The 256KB Flash supports runtime self-programming under bootloader control, while the 64KB SRAM is large enough for IP stacks (TCP/IP, USB, audio) without external memory. JTAG and two-wire ICSP debug interfaces are available alongside trace support. Typical applications include USB HID/CDC device peripherals, audio playback with I2S DACs and PWM output, low-cost graphics interfaces via PMP, mTouch capacitive buttons and sliders on consumer appliances, industrial sensor hubs, and low-bandwidth wireless sensor nodes. The CTMU also enables accurate pulse-width and temperature measurement in instrumentation. Designers should pay attention to decoupling on VDDCORE and VDDPLL pins, the 4-wire or 2-wire ICSP programming interface, and the USB D+/D- trace routing for 90 ohm differential impedance. PPS mapping must be configured before peripheral use, and unused I/O should be set as outputs low or inputs with weak pull-ups to minimize power. The exposed pad (EP) on the ML package must be soldered to the central ground pour for thermal and electrical performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MX270F256BT-I/SO

PIC32MX270F256BT-I/SO - 256KB Flash 40MHz 32-bit MCU | Microchip

The Microchip Technology PIC32MX270F256BT-I/SO is a 32-bit RISC microcontroller from the PIC32MX1XX/2XX family, featuring 256 KB Flash, 64 KB SRAM, a 40 MHz/83 DMIPS MIPS32 M4K core, and 28-pin SOIC packaging with Tape & Reel delivery. The "BT" suffix denotes tape-and-reel packaging and the "I" suffix denotes the industrial -40C to +85C operating temperature range. Operating from 2.3V to 3.6V with 0.5 mA/MHz typical active current, the device integrates USB 2.0 full-speed OTG, two I2S/SPI modules, two UART, two I2C, a 10-bit 1.28 Msps ADC, and a Parallel Master Port (PMP) for graphics. A 32-bit microcontroller is a microprocessor with on-chip Flash program memory, SRAM, and peripherals sized for embedded control. PIC32MX2XX parts scale the MIPS32 M4K core up to 256 KB Flash and 64 KB SRAM while adding Peripheral Pin Select (PPS) for flexible pin remapping, multiple DMA channels, and separate PLLs for the CPU and USB clocks. Within the broader product hierarchy, a PIC32MX MCU sits below general-purpose 32-bit MCUs but above 8-bit PIC16/PIC18 parts in compute, memory, and peripheral integration. The PIC32MX270F256BT-I/SO is one of the higher-density variants in this family. Key features include hardware DMA with automatic data size detection, an on-chip temperature measurement diode with 1 ns high-resolution time-measurement capability, mTouch capacitive-touch support, an integrated Real-Time Clock (RTCC) with calendar, and configurable Watchdog Timer with on-chip Low-Power RC oscillator. The 28-pin SOIC package allows hand-soldering and breadboarding for prototype work, while the same die is also offered in QFN-28, QFN-36, and 44-pin variants for layout flexibility. Typical applications include USB HID peripherals (keyboards, mice, game controllers), capacitive-touch user interfaces, audio playback devices, low-resolution graphics with PMP-driven TFT panels, and industrial sensor hubs requiring deterministic USB connectivity. The combination of USB 2.0 FS OTG, mTouch, and PMP in a 28-pin package makes the part well suited for cost-sensitive consumer and industrial HMI products. When designing with this MCU, follow the datasheet guidance on decoupling (typically 0.1 uF and 10 uF near each power pin) and ensure the USB VUSB pin has the correct 3.3V rail conditioning. The PPS peripheral mapping lets the designer reassign digital peripherals to alternative I/O pins, which simplifies PCB routing when remapping UART, SPI, or I2C channels is needed late in development.

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PIC32MX270F256BT-I/SS

PIC32MX270F256BT-I/SS - 256KB Flash 32-bit MCU | Microchip

The Microchip Technology PIC32MX270F256BT-I/SS is a 32-bit MIPS M4K microcontroller delivering 40 MHz / 83 DMIPS performance with 256 KB Flash and 64 KB SRAM in a 28-pin SSOP package. It integrates USB 2.0 Full-Speed, two I²S/SPI modules, two UART, two I²C, a 10-bit 1 Msps ADC with up to 13 channels, and a Parallel Master Port for graphics. Typical current consumption is 0.5 mA/MHz. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and peripheral interfaces (UART, SPI, ADC, timers) into one package. PIC32MX MCUs occupy the 32-bit performance tier of Microchip's PIC32 family — above the 8-bit PIC16/PIC18 devices and below the high-end PIC32MZ — and target applications where designers need MIPS-class arithmetic and ample memory without migrating to Cortex-M silicon. The PIC32MX270 series is distinguished from the pinout-similar PIC32MX170 by the addition of an integrated USB 2.0 Full-Speed controller with on-chip transceiver. It also features Peripheral Pin Select (PPS), which remaps most digital peripherals to multiple I/O pins, simplifying PCB routing and supporting pin-compatible migration to higher-density packages. Hardware DMA (up to 4 channels) offloads memory-to-peripheral transfers without CPU intervention. Architecturally, the device uses a 5-stage MIPS32 M4K pipeline with single-cycle atomic bit-set/-clear instructions and a Harvard bus topology separating instruction and data paths to Flash. Separate PLLs drive the CPU and the 48 MHz USB clock, enabling system design without external USB crystal. mTouch capacitive-touch support, CTMU for time measurement, and on-chip temperature sensing round out the analog/mixed-signal peripherals. Typical applications include USB HID/CDC devices, capacitive touch user panels, low-cost HMI controllers, USB-to-UART bridges, and embedded audio interfaces using the I²S codec link. The 28-SSOP form factor is preferred for hand-solderable designs and cost-sensitive production. When migrating from a PIC32MX170F256B design to gain USB, the PIC32MX270F256B is the drop-in equivalent — same SSOP-28 footprint, identical peripheral count, and shared USB firmware blob on power-rail sequencing. This page synthesizes distributor pricing, same-package alternatives from the PIC32 family, and practical design notes not found in the manufacturer datasheet.

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PIC32MX270F256BT-V/ML

PIC32MX270F256BT-V/ML - 32-bit MCU 256KB Flash 40MHz QFN-28 | Microchip

The Microchip Technology PIC32MX270F256BT-V/ML is a 32-bit RISC microcontroller based on the MIPS32 M4K core, delivering 83 DMIPS at up to 50 MHz operation with 256 KB Flash and 64 KB RAM. Housed in a 28-pin QFN (6x6 mm) package with automotive-grade qualification (AEC-Q100), it operates from 2.5V to 3.6V with 0.5 mA/MHz typical active current consumption. What is a PIC32MX microcontroller? PIC32MX is Microchip's family of 32-bit MIPS-based microcontrollers that bridges 8-bit PIC and 32-bit ARM architectures, providing higher performance (up to 83 DMIPS at 50 MHz) while maintaining PIC ecosystem compatibility. These MCUs target cost-sensitive embedded applications requiring USB connectivity, graphical interfaces, and DSP-like performance without the complexity of full ARM Cortex-M designs. The PIC32MX270F256B series sits in the mid-range of this family, optimized for general-purpose embedded control with USB 2.0 full-speed On-The-Go (OTG) support. Key features include two I2S/SPI modules for audio codec and serial communications, Peripheral Pin Select (PPS) functionality for flexible I/O mapping, a Parallel Master Port (PMP) for graphics and external memory interfacing, and hardware support for mTouch capacitive touch buttons and sliders. The device also integrates a 10-bit ADC with up to 1 Msps sampling rate, multiple timer modules with 1 ns high-resolution time measurement capability, and on-chip temperature measurement for system monitoring. The PIC32MX270F256B-V variant (denoted by -V suffix) is qualified for automotive applications operating from -40C to +105C, while the standard -I variant operates from -40C to +85C. The -T suffix indicates tape-and-reel packaging. The 28-QFN package provides compact 6x6 mm footprint with exposed thermal pad for improved heat dissipation. Typical applications include automotive body electronics and infotainment systems, industrial control and HMI (human-machine interface) with PMP-driven graphical LCDs, USB peripherals and bridges, sensor hub and IoT edge nodes, and consumer devices requiring capacitive touch interfaces. The combination of USB OTG, PMP, and PPS makes this MCU particularly suited for connected embedded products with display requirements. Design consideration: The automotive-grade -V temperature range and AEC-Q100 qualification make this part suitable for under-hood and cabin automotive applications. Engineers should leverage PPS to remap peripheral functions to available I/O pins, simplifying PCB layout and BOM standardization across product variants. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MX270F256BT-V/SO

PIC32MX270F256BT-V/SO - 32-bit 40MHz MCU, 256KB Flash | Microchip

The Microchip PIC32MX270F256BT-V/SO is a 32-bit MIPS32 M4K PIC microcontroller running up to 40 MHz (50 MHz / 83 DMIPS capable on related family members) with 256 KB Flash and 64 KB SRAM in a 28-pin SOIC (SO) wide-body package for the -40C to +105C automotive/V (Vdd = 2.3V-3.6V) operating range. It integrates a 10-bit 1 Msps ADC, two I2S/SPI modules for codec and serial audio, USB 2.0 full-speed device/host/OTG, two UARTs, two I2C peripherals, a Parallel Master Port (PMP), Peripheral Pin Select (PPS), CTMU for mTouch capacitive touch and 1 ns time measurement, four channels of hardware DMA, on-chip temperature sensor, and separate PLLs for the CPU and USB clocks. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a 32-bit processor core, program Flash, data SRAM and peripheral IP into one package. In the broader taxonomy, PIC32MX devices sit under: microcontroller -> 32-bit MCU -> MIPS M4K core -> PIC32 family -> power management-aware embedded controller. Compared with 8-bit MCUs (PIC16/PIC18) the M4K core executes most instructions in one cycle and supports higher-throughput DSP-style and USB workloads at comparable active current of about 0.5 mA/MHz. Key features include USB 2.0 full-speed with on-chip transceiver and dedicated 48 MHz PLL, Peripheral Pin Select for flexible pin remapping of digital peripherals, Parallel Master Port for graphics or external memory interfaces, and CTMU for capacitive touch or precise 1 ns edge timing. A configurable Watchdog Timer with on-chip low-power RC oscillator keeps the system secure if the main clock fails. The device uses the MIPS M4K 32-bit RISC core with single-cycle multiply and hardware divide, an instruction-cache-friendly 5-stage pipeline, and separate busses for Flash and SRAM. Four DMA channels with automatic data-size detection offload peripherals (UART, SPI, ADC, I2S) from the CPU so audio/USB stacks can run while the core services the application layer. Typical applications include USB audio class peripherals (headsets, microphones, USB speakers), capacitive-touch user interfaces with sliders and buttons, low-cost graphics PMP panels, and consumer/automotive HMI nodes where the wide -40C to +105C range and USB device support are required. For design, bias the Vdd decoupling to a 10 uF plus 0.1 uF pair close to the package, route the 48 MHz USB crystal on a tight guard-ringed loop, and use PPS to avoid pin-out contention between I2S and UART on this 28-pin SOIC where only a subset of peripherals can be mapped simultaneously. This page synthesizes distributor pricing, drop-in alternatives, and design notes from the Microchip PIC32MX1XX/2XX datasheet (DS60001168L) and reference designs, not duplicated from the manufacturer datasheet alone.

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PIC32MX270F256BT-V/SS

PIC32MX270F256BT-V/SS - 32-bit 256KB Flash MCU, AEC-Q100 | Microchip

The Microchip PIC32MX270F256BT-V/SS is a 32-bit MIPS M4K microcontroller IC with 256 KB Flash and 64 KB SRAM in a 28-pin SSOP package, qualified to the AEC-Q100 automotive standard. Operating at up to 50 MHz (83 DMIPS) with typical active current of 0.5 mA/MHz, this -V variant supports the automotive temperature grade of -40C to +105C. The 256K x 8 program memory is paired with USB 2.0 full-speed OTG, two I2S/SPI modules, two UART, two I2C, a 10-bit ADC, and the Peripheral Pin Select (PPS) remapping block. The 'T' suffix denotes tape-and-reel packaging. A 32-bit microcontroller (MCU) is an integrated microprocessor core with on-chip Flash program memory, SRAM data memory, and a rich peripheral set designed for embedded control. The PIC32MX family uses the MIPS M4K 32-bit RISC core and occupies the mid-tier of Microchip's MCU portfolio between 8/16-bit PIC microcontrollers and the higher-end Cortex-M based SAM/PIC32MZ families. AEC-Q100 qualification means the silicon has been characterized for automotive electrical and environmental stress, distinguishing the -V variant from the industrial -I grade. Key features of the PIC32MX270F256BT-V/SS include 256 KB Flash, 64 KB RAM, 50 MHz / 83 DMIPS core, 10-bit ADC, two I2S/SPI, two UART, two I2C, USB OTG, Parallel Master Port (PMP), mTouch capacitive touch support, Charge Time Measurement Unit (CTMU), 1 ns high-resolution timer, Peripheral Pin Select, and four DMA channels. The CTMU enables capacitive touch sensing by precisely measuring sub-picofarad capacitance changes, while PPS remaps digital peripherals to almost any I/O pin, simplifying PCB layout. The PIC32MX270F256B die integrates dual PLL blocks - one for the system clock and one for the 48 MHz USB clock - which lets the CPU and USB run at independent optimal frequencies. The PIC32MX1XX/2XX family shares a single peripheral library, MPLAB Harmony framework support, and pin compatibility across most package footprints, allowing code reuse from PIC24/dsPIC33 designs. Typical applications include automotive body controllers, HVAC interfaces, infotainment auxiliary MCUs, USB device/host peripherals, capacitive touch HMIs, and audio I/O modules using I2S. The AEC-Q100 grade makes this -V variant especially suited to under-hood and cabin modules subject to ISO 7637 transient stress. When designing, place a 10 uF + 0.1 uF bulk/decoupling pair close to VDD pins and a separate 0.1 uF on VCAP to stabilize the internal 1.8 V LDO. For USB, route the D+/D- pair as a 90-ohm differential and place the 48 MHz crystal within 5 mm of the OSC pins. This page synthesizes distributor pricing, AEC-Q100 -V vs -I selection guidance, drop-in PIC32MX1XX/2XX family alternatives, and practical decoupling layout notes not found in the standalone datasheet.

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PIC32MX270F256D-50I/ML

PIC32MX270F256D-50I/ML - 32-bit MCU 50MHz 256KB Flash | Microchip

The Microchip Technology PIC32MX270F256D-50I/ML is a 32-bit MIPS32 M4K PIC microcontroller running at up to 50 MHz / 83 DMIPS, integrating 256 KB Flash and 64 KB SRAM in a 44-pin QFN (8x8 mm) package. The 'D' suffix denotes the 44-pin variant with USB 2.0 full-speed device/host/OTG, two I2S/SPI modules, Peripheral Pin Select (PPS), and a Parallel Master Port (PMP) for graphics and external memory interfaces. The -50I speed grade runs at 50 MHz across the industrial -40C to +85C range. A PIC32MX microcontroller is a 32-bit MIPS-based embedded processor from Microchip's PIC32 family, sitting between 8-bit PIC16/PIC18 MCUs and 32-bit Cortex-M parts. PIC32MX parts run at higher clock speeds than PIC16/PIC18, offer more memory and peripherals than 8-bit PICs, and use the MIPS32 instruction set instead of ARM Cortex-M. The MX1XX/2XX sub-family is positioned for cost-sensitive USB, audio, and graphics applications. Key features include 0.5 mA/MHz typical active current, 10-bit 1 Msps ADC, mTouch capacitive touch support, 1 ns resolution capture timer, and on-chip 1.5 KB USB RAM. The QFN-44 (ML) package provides a compact 8x8 mm footprint with thermal pad for improved dissipation. PPS allows remapping of digital peripherals to most I/O pins, simplifying PCB layout and reducing pin conflicts in mixed-function designs. The architecture combines a 5-stage MIPS32 M4K pipeline with Harvard bus structure, prefetch cache, and tightly-coupled SRAM, delivering deterministic interrupt response needed for USB, audio I2S, and PMP graphic streaming. The integrated USB 2.0 full-speed PHY eliminates external transceivers for HID, CDC, and audio class devices. Typical applications include Bluetooth audio docks and headsets (PIC32MX Bluetooth Audio Dev Kit), USB audio devices, HMI panels with PMP-driven LCDs, capacitive touch user interfaces, and industrial control with USB diagnostics. The 256 KB Flash accommodates full USB stacks plus application logic, while 64 KB RAM supports double-buffered audio and graphics framebuffers. When designing with this part, place the decoupling network within 3 mm of the VDD pins, expose the QFN thermal pad with a 4x4 thermal via array to an inner ground plane, and use the PPS registry to route I2S, SPI, and UART signals around the PCB to ease routing on dense boards. This page synthesizes distributor pricing, drop-in PIC32MX alternatives, and practical layout/design notes not found in the manufacturer datasheet alone.

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PIC32MX270F256D-50I/TL

PIC32MX270F256D-50I/TL - 50MHz 32-bit MCU 256KB Flash USB | Microchip

The Microchip Technology PIC32MX270F256D-50I/TL is a 32-bit MIPS32 M4K microcontroller running at 50 MHz with 83 DMIPS, integrating 256 KB Flash and 64 KB SRAM in a 44-VTLA (6x6 mm) surface-mount format. The -50I speed grade delivers the maximum 50 MHz core clock at industrial temperature range, and the on-chip USB 2.0 full-speed OTG controller enables device, host, and on-the-go roles without an external PHY. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals such as timers, ADC, communication controllers, and GPIOs into one package. The PIC32MX270F256D sits within the broader Microchip PIC32 family, which is itself a sub-family of MIPS-based 32-bit microcontrollers targeted at applications requiring higher performance than 8-bit or 16-bit MCUs can deliver while retaining deterministic interrupt response. Compared with discrete processor-plus-memory designs, a 32-bit MCU like this reduces BOM count, simplifies PCB layout, and shortens firmware bring-up because the entire compute subsystem is pre-validated. Key features include a 10-bit 1 Msps ADC with up to 28 analog channels, two I2S/SPI modules for codec and audio interfaces, Peripheral Pin Select (PPS) for flexible peripheral-to-pin mapping, a Parallel Master Port (PMP) for graphics, a 1 ns resolution Input Capture timer for high-resolution time measurement, and mTouch capacitive touch support. On-chip peripherals also include two I2C, two UART, and five 16-bit timers. The 256 KB Flash supports self-programming and table reads for in-field firmware updates. Typical applications include USB audio peripherals (headsets, microphones, speakers), Bluetooth audio plug-in modules (PIMs) when paired with an external BT transceiver, low-cost graphics HMIs via PMP, capacitive touch keypads, and industrial sensor hubs. The USB OTG port lets the device serve as either a USB device (e.g., a custom audio interface) or a USB host (e.g., reading a USB flash drive). At 0.5 mA/MHz typical core current, idle power consumption is low enough for battery-powered designs. When designing with this part, route the two USB DP/DM lines as a 90-ohm differential pair and place the 48 MHz crystal within a few millimeters of the OSC1/OSC2 pins. The PPS feature lets you remap peripherals to alternate pins to simplify PCB routing or avoid conflicts, but the pin function must be unlocked in the CFGCON register before reconfiguration. The 44-VTLA package has an exposed thermal pad that must be soldered to the ground plane for proper thermal and electrical performance.

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PIC32MX270F256D-I/ML

PIC32MX270F256D-I/ML - 256KB Flash 32-bit MCU 44-QFN | Microchip

The Microchip Technology PIC32MX270F256D-I/ML is a 32-bit MIPS M4K microcontroller operating up to 50 MHz (40 MHz for this -I grade), integrating 256 KB of Flash and 64 KB of SRAM in a 44-pin QFN (8x8 mm) package. It combines high-performance 32-bit RISC processing with peripherals targeted at audio, USB, and graphics designs, while keeping typical active current at 0.5 mA/MHz. A microcontroller (MCU) is a single-chip processor that integrates a CPU core, non-volatile program memory (Flash), volatile working memory (SRAM), and a rich set of peripherals such as timers, communication interfaces, and analog blocks. The PIC32MX270 family sits inside Microchip's PIC32MX1XX/2XX lineup - 32-bit MIPS microcontrollers that scale up from the 8-bit PIC16/PIC18 architectures. Within the broader product taxonomy, this part is a 32-bit MCU -> microcontroller (MCU) -> embedded processor -> semiconductor device. Key features include a 32-bit MIPS M4K core delivering up to 83 DMIPS, two I2S/SPI modules for audio codecs, Peripheral Pin Select (PPS) for flexible signal routing, a Parallel Master Port (PMP) for graphics interfaces, and a USB 2.0 full-speed device/host/OTG controller. The 10-bit ADC, multiple UART/I2C/SPI channels, mTouch capacitive-touch support, and a 1 ns high-resolution timer make it a versatile analog-and-connectivity platform. Technically, the PIC32MX270F256D-I/ML uses a 5-stage pipeline MIPS32 core, hardware Multiply/Divide, and tightly-coupled peripherals sharing a multi-channel DMA. The 44-QFN package exposes up to 33 GPIO through PPS remapping, freeing pin-out planning. The integrated USB PHY and on-chip transceiver eliminate external USB components for full-speed applications. Typical applications include Bluetooth audio development kits (the official Microchip PIC32 Bluetooth Audio Dev Kit uses this device as the PIM), USB audio peripherals, PMP-driven TFT graphic HMIs, capacitive-touch user panels, and low-power connected sensor nodes. When designing with this part, plan decoupling with a 0.1 uF plus 10 uF bulk arrangement and verify PPS mappings early - mis-mapped PPS functions are the most common bring-up issue. The QFN package requires careful thermal pad soldering and a properly sized ground plane. This page synthesizes distributor pricing, verified same-family alternatives, and practical design notes not found in the manufacturer datasheet alone, providing a focused engineering reference for the PIC32MX270F256D-I/ML.

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PIC32MX270F256D-I/TL

PIC32MX270F256D-I/TL - 32-bit MCU 256KB Flash USB | 44-VTLA

The Microchip Technology PIC32MX270F256D-I/TL is a 32-bit MIPS32 M4K microcontroller running up to 40 MHz (50 MHz/83 DMIPS performance class) with 256 KB Flash and 64 KB SRAM, housed in a 44-pin VTLA (6x6 mm) exposed-pad surface-mount package. The part integrates a USB 2.0 full-speed device/host/OTG controller, two I2S/SPI modules for audio codec interfacing, a Parallel Master Port (PMP) for graphics, and Peripheral Pin Select (PPS) for flexible signal routing on a fixed pinout. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a high-performance CPU core, program and data memory, and a rich set of on-chip peripherals such as timers, communication interfaces, and analog blocks. Within the broader taxonomy, the PIC32MX270F256D belongs to the Microchip PIC32 microcontroller family, which sits in the hierarchy MCU -> microcontroller -> embedded processor -> semiconductor. It targets applications that need true 32-bit MIPS performance, USB connectivity, and audio/graphics peripherals in low-pin-count packages. Key features include 0.5 mA/MHz typical active core current consumption, mTouch capacitive-touch hardware support, a 1 ns resolution time-measurement unit for high-precision capture, a 10-bit ADC, and a CTMU charge-time measurement unit. The USB 2.0 full-speed OTG, I2S, and PMP peripherals are integrated on-chip, allowing single-IC designs for Bluetooth audio PIMs, simple GUI panels, and HID-class peripherals. The device uses the MIPS32 M4K core with hardware multiply/divide, 5-stage pipeline, and Microchip's MPLAB Harmony and XC32 toolchain support. The on-chip 256 KB program Flash and 64 KB SRAM are large enough for USB stacks, audio processing, and small RTOS use without external memory, simplifying the BOM and lowering cost. Typical applications include USB audio devices and Bluetooth audio development kit PIMs, low-cost graphics HMI panels driven through PMP, capacitive-touch user interfaces using mTouch, USB HID peripherals such as custom keyboards or game controllers, and general-purpose 32-bit embedded control replacing 8/16-bit MCUs. The 44-pin VTLA package keeps board area small while still exposing USB, PMP, and a full ADC. When designing with this device, allocate the EPAD to a continuous ground copper pour for thermal dissipation and signal return, and follow Microchip's VTLA landing-pattern guidelines to avoid solder-joint reliability issues. PQ268 instrumentation-amp companion parts and PIC32 Bluetooth Audio Development Kit PIMs pair well with this MCU. This page synthesizes distributor pricing, drop-in VTLA alternatives, and practical design notes not found in the manufacturer datasheet alone, helping engineers select and source the PIC32MX270F256D-I/TL with confidence.

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PIC32MX270F256D-V/ML

PIC32MX270F256D-V/ML - 256KB Flash, USB, 44-QFN MCU | Microchip

The Microchip PIC32MX270F256D-V/ML is a 32-bit RISC microcontroller from the PIC32MX1XX/2XX 28/36/44-pin family, featuring 256 KB Flash, 64 KB SRAM, and a 40 MHz / 83 DMIPS MIPS32 M4K core in a 44-pin QFN (8x8x0.9 mm) package. It integrates USB 2.0 full-speed device/host/OTG, two I2S/SPI modules, a Parallel Master Port (PMP) for graphics, Peripheral Pin Select (PPS), and a 10-bit ADC with CTMU support. A 32-bit microcontroller (MCU) is an integrated circuit that combines a 32-bit CPU core, program memory (Flash), data memory (RAM), and configurable peripherals on a single die. Within the embedded hierarchy, the PIC32MX2XX sits in the mid-range MIPS32 segment between low-power PIC16/PIC24 parts and the high-performance PIC32MZ family, offering USB and graphics-oriented peripherals suited to consumer and industrial user-interface products. Key differentiators include 256 KB Flash and 64 KB RAM (the largest memory variant in the 44-pin PIC32MX1XX/2XX family), full-speed USB 2.0 with OTG, hardware PMP for direct LCD/glue-less display interface, and a CTMU that enables mTouch capacitive touch buttons plus 1 ns resolution time measurement for capacitive, inductive, or pulse-based sensing. The 0.5 mA/MHz typical active current and multiple low-power sleep modes help battery-powered designs. The CPU executes most instructions in one cycle through a 5-stage pipeline and a multiply/divide unit, supporting up to 83 DMIPS at 40 MHz. PPS remaps most digital peripherals to a wide choice of physical pins, simplifying PCB routing. The 10-bit ADC reaches up to 1.1 Msps with multiple trigger sources, and the PMP can drive 8-bit or 16-bit parallel interfaces to TFT or graphics controllers. Typical applications include Bluetooth audio development kits (the PIC32MX270F256D is the PIM device for Microchip's Bluetooth Audio Dev Kit), USB HID and CDC peripherals, consumer audio docks, graphics-enabled HMI panels with mTouch, and industrial control boards needing USB OTG and a graphics port. Designers should budget the 44-QFN (8x8 mm) thermal pad with sufficient ground copper and place the 4 MHz to 20 MHz primary oscillator crystal within 6 mm of OSCI/OSCO. Use the PPS configuration locks to prevent accidental remapping at runtime and place a ferrite + bulk capacitor pair on Vbus when implementing USB host. This page synthesizes distributor pricing, pin-compatible alternatives from the same PIC32MX family, and practical design notes not found in the manufacturer datasheet.

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PIC32MX270F256D-V/TL

PIC32MX270F256D-V/TL - 32-bit MCU 256KB Flash USB 44-VTLA | Microchip

The Microchip Technology PIC32MX270F256D-V/TL is a 32-bit RISC microcontroller based on the MIPS32 M4K core, delivering up to 50 MHz / 83 DMIPS performance with 256 KB Flash and 64 KB SRAM in a 44-pin VTLA (6x6 mm) surface-mount package. The device integrates USB 2.0 full-speed device/host/OTG, two I2S/SPI modules, Peripheral Pin Select (PPS), and a Parallel Master Port (PMP) for graphics interfaces. It operates from 2.5 V to 3.6 V with 0.5 mA/MHz typical active current consumption, suiting battery-powered and energy-aware designs. 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 such as timers, communication controllers, and analog interfaces. Within the broader taxonomy it belongs to embedded microcontrollers -> microprocessors -> digital ICs -> semiconductors. The PIC32MX2XX family targets applications needing high-performance control with connectivity, multimedia, and USB in a low pin-count footprint. Key differentiating features include 256 KB self-programmable Flash with live update support, 64 KB SRAM, a 10-bit 1 Msps ADC with up to 28 channels, five 16-bit timers, two I2C, two UART, and two SPI/I2S interfaces. The integrated Charge Time Measurement Unit (CTMU) enables mTouch capacitive touch buttons and sliders and provides high-resolution time measurement down to 1 ns. The on-chip USB 2.0 full-speed controller with on-the-go support eliminates an external PHY, reducing BOM cost. Architecturally, the M4K core pairs a five-stage pipeline with single-cycle multiply and hardware divide, and the bus matrix supports concurrent DMA-driven peripheral activity. The PPS remapping engine routes digital peripheral I/O to a wide range of pins, simplifying PCB routing and helping shrink the schematic-to-layout cycle. The PMP block streams parallel data to external graphics controllers or SRAM, enabling low-cost TFT-LCD user interfaces. Typical applications span Bluetooth audio docks, USB HID peripherals, low-cost graphics touch panels, capacitive-touch human-machine interfaces, and consumer appliances requiring USB device/host connectivity. The wide temperature grade option (V variant: -40C to +105C) makes it suitable for industrial control modules. When designing with this part, ensure the VTLA exposed pad is properly soldered to a sufficient ground copper pour to meet the 31 C/W theta_JA thermal resistance. The PPS function must be remapped early in firmware initialization to avoid contention; refer to the family datasheet for pin mapping tables. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone datasheet.

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PIC32MX270F256DT-50I/ML

PIC32MX270F256DT-50I/ML - 50MHz 32-bit MCU, 256KB Flash, USB | Microchip

The Microchip Technology PIC32MX270F256DT-50I/ML is a 32-bit MIPS M4K RISC microcontroller operating up to 50 MHz/83 DMIPS, integrating 256 KB Flash and 64 KB SRAM in a 44-pin (8x8 mm) QFN package with exposed pad. It targets cost-sensitive embedded applications that require USB connectivity, audio/graphical interfaces, and rich analog peripherals on a single die. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and peripherals on one IC. The PIC32MX family belongs to the 32-bit MCU hierarchy: 32-bit MCU -> MIPS M4K core -> PIC32MX2xx subfamily -> Microchip 8/16/32-bit microcontrollers -> embedded semiconductors. By merging BIOS-level state machines and CPU subsystems onto one silicon die, an MCU replaces discrete logic that previously required external memory, bus controllers, and glue logic - reducing BOM count, PCB area, and power consumption. Key features of this device include a 50 MHz/83 DMIPS MIPS32 M4K core, USB 2.0 full-speed device/host/OTG, two I2S/SPI modules for codec interfacing, a Parallel Master Port (PMP) for graphics, Peripheral Pin Select (PPS) for flexible I/O mapping, mTouch capacitive-touch support, and a 1 ns high-resolution time-capture peripheral (SCCP) suitable for precise event timing. It integrates 256 KB Flash, 64 KB SRAM, a 10-bit 1 Msps ADC, five 16-bit timers, two UART, two I2C, and a Charge Time Measurement Unit (CTMU). The 44-QFN 0.5 mm pitch package enables compact designs with a thermal pad for improved heat dissipation. Architecturally the PIC32MX270 family uses the MIPS32 M4K Harvard core with separate Flash and SRAM buses for predictable instruction fetch and data access, supported by a prefetch cache and a 7-channel DMA controller. A 10-bit ADC must register to the analog domain, while USB 2.0 full-speed OTG adds a serial interface engine and dedicated DMA. The 0.5 mA/MHz typical active current at 50 MHz places steady-state draw near 25 mA, with multiple low-power modes (Idle, Sleep) and a real-time clock calendar running from an external 32.768 kHz crystal for sub-microamp standby. A 5-bit Peripheral Pin Select (PPS) remapping table allows most digital peripherals to be assigned to most digital I/O pins, easing PCB routing in mixed-signal boards. Typical applications include USB HID/CDC devices such as PC peripherals and game controllers, audio playback and recording boards using the I2S interface, low-cost graphical HMI panels leveraging the PMP for TFT or OLED displays, capacitive-touch key/slider front panels, and industrial sensor hubs requiring USB plus UART/CAN bridging. Designers should pay attention to the exposed-pad PCB land pattern: the thermal pad must be soldered to a sufficiently large copper pour for thermal dissipation and signal-ground return, and decoupling must include 0.1 uF and 1 uF ceramics near each power pin. Programming requires either an ICSP header or the JTAG boundary-scan interface, and the USB-IF-pin D+/D– traces must be routed as a 90 ohm differential pair on the PCB top layer. This page synthesizes distributor stock data, drop-in alternative cross-reference, and practical design notes that are not consolidated in the manufacturer datasheet. According to the Microchip PIC32MX1XX/2XX 28/36/44-pin family datasheet (DS60001168L), this part supports industrial -40C to +85C operation (I-suffix).

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PIC32MX270F256DT-I/ML

PIC32MX270F256DT-I/ML - 32-bit 256KB Flash MCU, USB, 44-QFN | Microchip

The Microchip Technology PIC32MX270F256DT-I/ML is a 32-bit MIPS32 M4K RISC microcontroller running up to 50 MHz (83 DMIPS), integrating 256 KB of Flash program memory and 64 KB of SRAM in a 44-pin QFN (8x8 mm) package with exposed thermal pad. The "T" suffix indicates tape-and-reel packaging, "I" denotes the -40C to +85C industrial temperature grade, and "ML" designates the 44-lead QFN package. The "270" family line adds USB 2.0 full-speed device/host/OTG, two I2S/SPI modules, a Parallel Master Port (PMP) for graphics, and Peripheral Pin Select (PPS) for flexible signal routing. A PIC32MX microcontroller belongs to the 32-bit MCU family in the broader taxonomy of microcontrollers -> microprocessors -> embedded controllers -> semiconductors. The PIC32MX1XX/2XX 28/36/44-pin sub-family specifically targets cost-sensitive embedded applications that need 32-bit performance without the cost of higher-end Cortex-M parts. The MIPS32 M4K core delivers deterministic interrupt latency and is supported by Microchip's MPLAB X IDE, MPLAB XC32 toolchain, and Harmony software framework. Key features of the PIC32MX270F256DT-I/ML include 13 channels of 10-bit ADC with up to 1 Msps conversion, up to five 16-bit timers, two I2C modules, two UART modules, two SPI/I2S modules, a charge time measurement unit (CTMU) for mTouch capacitive touch sensing, an on-chip temperature sensor, and a Parallel Master Port for graphics or external memory interfacing. USB 2.0 full-speed device/host/OTG support with integrated transceiver and PHY simplifies designs that require PC connectivity, HID peripherals, or embedded host functions. PPS remaps most digital peripherals to nearly any I/O pin, drastically simplifying PCB layout. Typical applications include USB audio peripherals, Bluetooth audio docks, low-cost graphics HMI, mTouch capacitive touch buttons and sliders, sensor hubs, and industrial control front-ends. Its combination of USB, PMP graphics, and CTMU touch support uniquely positions this part for compact consumer and industrial HMI designs. When designing with this part, ensure that VDD/AVDD pins are properly decoupled with 100nF + 1nF + bulk capacitance and that the USB D+/D- lines are routed as a 90-ohm differential pair. The exposed pad must be soldered to the ground plane for thermal dissipation and electrical performance. The industrial -40C to +85C temperature grade makes this part suitable for outdoor enclosures and industrial environments. This page synthesizes distributor pricing, drop-in package-identical alternatives, and practical design notes not consolidated on the manufacturer datasheet.

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PIC32MX270F256DT-I/PT

PIC32MX270F256DT-I/PT - 32-bit MCU 256KB Flash USB | Microchip

The Microchip Technology PIC32MX270F256DT-I/PT is a 32-bit MIPS32 M4K RISC microcontroller with 256KB Flash and 64KB SRAM, running at up to 50 MHz (40 MHz at this speed grade) with 83 DMIPS throughput, housed in a 44-pin TQFP (10x10 mm) industrial-temperature package. The "DT" suffix designates Tape and Reel packaging for the PIC32MX270F256D die revision, and the "I" indicates an industrial -40C to +85C operating range. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and peripherals. The PIC32MX family belongs to the MIPS M4K architecture lineage from Microchip and sits in the broader taxonomy: 32-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. PIC32MX parts target mainstream embedded applications requiring USB connectivity, large memory footprints, and rich analog/digital peripherals. Key features include USB 2.0 full-speed Device/Host/OTG with on-chip transceiver, two I2S/SPI modules for audio codec interfacing, a Parallel Master Port (PMP) for graphics or external memory, and Peripheral Pin Select (PPS) for flexible pin-function remapping. Analog peripherals include a 10-bit ADC with up to 1 Msps, five timers/counters, two UARTs, two I2C, and a Charge Time Measurement Unit (CTMU) for mTouch capacitive touch sensing with 1 ns time resolution. Architecturally, the PIC32MX270 uses a 5-stage MIPS pipeline with separate bus architecture (instruction fetch on a dedicated bus, data on a separate 32-bit bus). It supports up to 4 channels of hardware DMA with automatic data size detection, separate PLLs for the CPU and USB clocks (allowing the USB module to run at 48 MHz independent of the system clock), and configurable Watchdog Timer with on-chip low-power RC oscillator for reliable fail-safe operation. Typical applications include USB human-interface devices (HID) such as custom keyboards and game controllers, audio interfaces leveraging I2S for codec streaming, low-cost graphics terminals using PMP with external QVGA LCDs, capacitive touch user interfaces, and industrial control nodes. The wide peripheral set and USB OTG capability make this part well-suited as a single-chip solution for connected embedded products. When designing with this part, pay close attention to decoupling: place a 0.1 uF ceramic capacitor on each VDD/VSS pair as close to the pins as possible. The PIC32MX requires a 2.5V or 3.3V supply; using the internal voltage regulator in default mode simplifies design but consumes additional quiescent current compared to a custom external regulator. This page synthesizes distributor pricing, pin-compatible alternatives drawn from the PIC32MX1XX/2XX family, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MX270F256DT-I/TL

PIC32MX270F256DT-I/TL - 32-bit MCU 256KB Flash USB 44-VTLA

The Microchip Technology PIC32MX270F256DT-I/TL is a 32-bit RISC microcontroller based on the MIPS32 M4K core, delivering up to 50 MHz / 83 DMIPS performance with 256 KB Flash and 64 KB SRAM in a 44-pin VTLA (6x6 mm) surface-mount package. The "DT" suffix denotes Tape and Reel packaging, and the "I" grade provides an industrial operating temperature range of -40C to +85C. It integrates a 10-bit ADC with up to 13 channels, two I2S/SPI modules, Peripheral Pin Select (PPS), a Parallel Master Port (PMP) for graphics, and a USB 2.0 full-speed device/host/OTG controller. A PIC32MX-series microcontroller is a 32-bit application-focused MCU family that bridges the gap between 8/16-bit legacy PIC microcontrollers and higher-end ARM Cortex-M parts. Positioned within the broader taxonomy, it belongs to Microcontrollers > Microcontrollers > 32-bit MCUs > MIPS32-based MCUs > PIC32MX. It is widely used in USB-connected embedded products, audio codecs, graphics interfaces, and capacitive touch (mTouch) applications thanks to its integrated DSP and rich peripheral mix. Key features of the PIC32MX270F256DT-I/TL include 256 KB (256K x 8) Flash program memory, 64 KB SRAM, and support for high-resolution 1 ns time measurement. It supports mTouch capacitive touch buttons and sliders, has DMA, PWM outputs, and an I2S interface for audio codec integration. The 44-VTLA package (6x6 mm) is among the most compact options in the family and is footprint-compatible with other PIC32MX2xx 44-pin VTLA variants. Architecturally, the PIC32MX270F256D uses a 5-stage pipeline MIPS32 M4K core with single-cycle multiply, hardware divide, and a tightly-coupled prefetch module for Flash acceleration. The integrated USB 2.0 full-speed controller (device/host/OTG) eliminates the need for an external PHY in many designs. PPS remapping allows flexible peripheral-to-pin assignment, simplifying PCB layout when migrating from larger PIC24/PIC32 packages. Typical applications for the PIC32MX270F256DT-I/TL include USB audio devices, Bluetooth audio docking stations, capacitive touch human-machine interfaces, low-cost graphics terminals, sensor hubs, and industrial control with USB connectivity. The wide peripheral set and MIPS ecosystem (MPLAB X IDE, Harmony) make it a strong fit for cost-sensitive designs that need USB, graphics, or audio. When designing with this part, pay attention to decoupling on VDDCORE and VDDUSB rails - place 100 nF X7R ceramics close to each pin pair. Use the PPS registers carefully because misconfiguration can lock the device in a non-functional state until reset. Validate the USB bus turn-around timing against your hub topology and consider adding a common-mode choke on D+/D- for EMI compliance. This page synthesizes distributor pricing, drop-in same-package alternatives drawn from the PIC32MX2xx family, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MX270F256DT-V/ML

PIC32MX270F256DT-V/ML - 32-bit MCU 256KB Flash USB VQFN-44 | Microchip

The Microchip Technology PIC32MX270F256DT-V/ML is a 32-bit MIPS32 M4K microcontroller with 256 KB Flash, 64 KB SRAM, a USB 2.0 full-speed device/host/OTG interface, and 10-bit ADC, housed in a 44-pin VQFN (8x8x0.9 mm) package with exposed thermal pad. It operates at up to 50 MHz / 83 DMIPS, runs from 2.3 V to 3.6 V, and is AEC-Q100 qualified for automotive applications with the -V (automotive) temperature grade suffix. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a RISC processor core, Flash program memory, SRAM data memory, and a rich set of peripherals (ADC, timers, communication controllers, USB, etc.). The PIC32MX270 family sits at the intersection of Microchip's PIC16/PIC24 8-/16-bit heritage and the higher-performance MIPS32 M4K architecture, forming a hypernym path: PIC32MX270 -> PIC32MX2xx -> PIC32MX family -> PIC32 -> 32-bit MCU -> microcontroller -> embedded processor -> semiconductor. Designers select this class of part when 8-bit cores run out of headroom for USB stacks, graphics, or audio processing but full application processors would over-shoot cost and power budgets. Key features include two I2S/SPI modules for audio codec interfacing, Peripheral Pin Select (PPS) for flexible signal routing, a Parallel Master Port (PMP) for graphics or external memory, mTouch capacitive-touch support, and a 1 ns high-resolution time measurement. Typical current consumption is 0.5 mA/MHz active and deep-sleep currents in the microampere range enable battery-aware designs. Five 16-bit timers/capture inputs, comparators, and up to 45 I/O pins (subject to package) make the part adaptable to mixed-signal embedded boards. Typical applications include automotive body and infotainment ECUs, USB HID/CDC peripherals, audio playback with I2S codecs, low-cost graphics HMIs driven through PMP, capacitive touch human-machine interfaces using mTouch, and industrial sensor hubs that need deterministic MIPS with low BOM cost. The combination of USB, PMP and I2S on one die keeps external glue logic low. When designing with this device, pair a 12 MHz primary crystal (PLL-multiplied to 50 MHz) with two 0.1 uF decoupling caps placed within 3 mm of every VDD/VSS pair. For USB, route the D+/D- pair as a 90-ohm differential and add the mandatory 1.5 kohm pull-up on D+ for full-speed enumeration. The PPS feature lets you remap peripherals post-pinout, which is invaluable when migrating between package variants in the PIC32MX2xx family. This page synthesizes distributor pricing (as of 2026-10-02), AEC-Q100 grade notes, drop-in same-package alternatives from the PIC32MX1XX/2XX family, and practical design considerations not consolidated in the manufacturer datasheet.

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PIC32MX270F256DT-V/PT

PIC32MX270F256DT-V/PT - 32-bit MCU, 256KB Flash, USB, AEC-Q100 | Microchip

The Microchip PIC32MX270F256DT-V/PT is a 32-bit MIPS M4K microcontroller with 256 KB Flash and 64 KB SRAM, running at up to 50 MHz (83 DMIPS), housed in a 44-pin TQFP (10x10 mm) package. It integrates a USB 2.0 full-speed device/host/OTG controller, two I2S/SPI modules for codec interfacing, a Parallel Master Port (PMP) for graphics, and 10-bit ADC channels with 1 Msps capability. A 32-bit microcontroller (MCU) is a single-chip processor whose datapath, registers, and ALU are 32 bits wide, enabling higher computational throughput than 8-bit or 16-bit cores. The PIC32MX family belongs to the MIPS32 architecture, a RISC ISA widely used in embedded systems. Within the broader semiconductor taxonomy, MCUs sit inside microcontrollers > microprocessors > semiconductors > active components, and the PIC32MX2xx series is positioned for cost-sensitive applications that need USB, audio (I2S), and graphics (PMP) connectivity. Key features include 256 KB self-programmable Flash, 64 KB SRAM, USB 2.0 full-speed OTG, two I2S/SPI interfaces for audio codecs, Peripheral Pin Select (PPS) for flexible pin function remapping, mTouch capacitive touch support, a 1 ns high-resolution timer/capture input, and an operating voltage range of 2.3V to 3.6V. The part is AEC-Q100 qualified for automotive applications and supports an industrial temperature range of -40C to +105C. The M4K core executes most instructions in a single cycle with 5-stage pipelining and hardware multiply/divide, achieving 1.56 DMIPS/MHz. Integrated peripherals are connected via a multi-layer bus matrix; DMA moves data between peripherals and memory without CPU intervention, freeing the core for application logic. The 10-bit ADC can be paired with the CTMU for capacitance measurement, while the PMP module drives external parallel LCDs or FPGA-style interfaces. Typical applications include automotive infotainment and body controllers, USB HID/CDC devices, audio playback systems using external I2S DACs, low-cost graphical HMI panels with PMP-driven LCDs, and capacitive touch user interfaces. The integrated USB OTG, large SRAM, and graphics interfaces make it especially suited for connected and human-machine interface (HMI) applications. When designing with this device, ensure the supply rail stays within 2.3V to 3.6V and use the PPS feature carefully during code development since pin assignments are remapped at runtime. Because the part is AEC-Q100 qualified, it supports automotive operating profiles, but thermal management on the 44-pin TQFP is still essential - provide adequate copper area and follow Microchip's thermal design guidelines. This page synthesizes distributor pricing from LCSC, Octopart, and DigiKey, lists drop-in same-package alternatives, and includes practical design notes not found in the manufacturer datasheet alone.

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PIC32MX270F256DT-V/TL

PIC32MX270F256DT-V/TL - 40MHz 32-bit MCU, 256KB Flash | Microchip

The Microchip Technology PIC32MX270F256DT-V/TL is a 32-bit MIPS32 M4K microcontroller running up to 40 MHz, integrating 256 KB of Flash program memory and 64 KB of SRAM in a 44-pin VTLA (6x6 mm) exposed-pad package with AEC-Q100 qualification. The part features a USB 2.0 full-speed OTG controller, a 10-bit 1 Msps ADC with up to 28 input channels, two I2S/SPI audio interfaces, and the Peripheral Pin Select (PPS) routing engine that remaps digital peripherals to almost any I/O. A PIC32MX is a 32-bit RISC microcontroller from Microchip's PIC32 family, which sits between 16-bit PIC24/dsPIC and 32-bit ARM Cortex-M parts in the broader microcontroller taxonomy (MCU -> 32-bit MCU -> RISC MCU -> MIPS-based MCU). The MX2 sub-family is optimized for USB connectivity, audio playback, and graphics bridging, making it a popular drop-in upgrade for designers leaving the PIC24F or PIC18F platforms while staying on Microchip's MPLAB X toolchain. The V-temp grade extends the operating range to -40C to +105C for industrial and automotive use. Key features include 0.5 mA/MHz active current, four DMA channels with automatic data-size detection, two UART, two I2C, two SPI/I2S, Parallel Master Port (PMP) for graphics, an on-chip 1 ns resolution timer, mTouch capacitive-touch hardware, and CTMU for time measurement. Hardware crypto is not present; USB is full-speed only (12 Mbps, not high-speed 480 Mbps). The 44-pin VTLA package supports the V-grade temperature range of -40C to +105C and is AEC-Q100 qualified per Microchip's product page. The architecture is a single-core MIPS32 M4K 32-bit RISC core with separate PLLs for the system clock and the 48 MHz USB clock, allowing the CPU and USB to run at independent rates without drift. PPS allows remapping of digital peripheral functions to most I/O pins, simplifying PCB layout and enabling late-stage pinout changes without redesign. A configurable watchdog and on-chip low-power RC oscillator provide system-level reliability when the main crystal fails. Typical applications include USB audio docks, USB HID human-interface devices, low-cost graphics bridges to TFT panels, industrial control with capacitive touch keys, and AEC-Q100 automotive body and HMI modules. The 44-pin VTLA exposed-pad package supports reflow profiles compatible with lead-free assembly and offers improved thermal dissipation for industrial environments. When designing with this part, pay attention to the VTLA exposed-pad PCB layout - the EP must be soldered to a sufficiently large copper pour for thermal relief, otherwise junction temperature can exceed limits at high CPU loads. MPLAB X IDE with XC32 compiler is the supported toolchain; Harmony 3 framework provides ready-made USB stacks. This page synthesizes distributor pricing, same-brand drop-in alternatives (the I-temperature and 50 MHz variants in the same VTLA-44 footprint), and practical design notes not found in the manufacturer datasheet.

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PIC32MX270F512H-50I/MR

PIC32MX270F512H-50I/MR - 32-bit MCU, 512KB Flash, 64-QFN | Microchip

The Microchip Technology PIC32MX270F512H-50I/MR is a 32-bit MIPS32 M4K PIC microcontroller running up to 50 MHz (83 DMIPS), with 512 KB Flash and 64 KB SRAM, housed in a 64-pin QFN (MR) package. The "-50I" speed/temperature suffix designates 50 MHz operation over the industrial -40C to +85C ambient range. A microcontroller (MCU) is a single-chip computer containing a processor core, program and data memory, and a rich set of on-chip peripherals. The PIC32MX270 family extends Microchip's MIPS-based 32-bit MCU line, sitting between the lower-pin PIC32MX1xx and the larger PIC32MX5xx series. Within the power-management and embedded hierarchy, this part belongs to the 32-bit microcontroller family -> embedded processor -> semiconductor device category, and is commonly used as a system-on-chip replacement for discrete microcontroller + external memory designs. Key features include 512 KB Flash program memory (512K x 8), 64 KB SRAM data memory, a USB 2.0 Full-Speed OTG controller, two I2S and four SPI/I2S modules for audio codec interfacing, Peripheral Pin Select (PPS) for flexible digital routing, a Parallel Master Port (PMP) with dual buffers, multiple UART/I2C/SPI channels, a 10-bit ADC with up to 1 Msps, and a Charge Time Measurement Unit (CTMU) for touch and capacitive sensing. The 64-pin QFN package provides a compact 9x9 mm footprint suitable for space-constrained designs. The PIC32MX3/MX2 family uses the MIPS32 M4K core with hardware multiply/divide, 5-stage pipeline, and tightly-coupled prefetch cache, delivering 1.57 DMIPS/MHz. Integrated peripherals are mapped through a peripheral bus matrix and routed to physical pins via the PPS register-mapped mapper, giving designers flexible pin assignment without package variant swaps. Typical applications include USB audio devices, human-machine interfaces (HMI) with LCD and PMP graphics, industrial control with capacitive touch keypads, IoT edge nodes, motor control peripherals, and embedded host controllers for sensors or storage. The USB OTG controller makes it well suited to device, host, or dual-role USB peripherals such as MIDI controllers and audio interfaces. When designing with this MCU, plan for the PPS remapping carefully because several peripherals share a smaller set of physical pins; the datasheet "Peripheral Pin Select" table is the reference for licensing. For USB applications, an external 48 MHz crystal is required to clock the USB module precisely. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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PIC32MX270F512H-50I/PT

PIC32MX270F512H-50I/PT - 50MHz 32-bit MCU 512KB Flash | Microchip

The Microchip Technology PIC32MX270F512H-50I/PT is a 32-bit MIPS M4K microcontroller running up to 50 MHz (83 DMIPS) with 512 KB Flash and 64 KB SRAM, housed in a 64-pin TQFP (10x10 mm) package. It integrates a USB 2.0 Full-Speed OTG controller, two I2S and up to four SPI modules, a Parallel Master Port (PMP) for graphics, Peripheral Pin Select (PPS), and a 10-bit 1 MSPS ADC with up to 28 channels. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), data memory (SRAM), and configurable peripherals. The 32-bit MCU class sits above 8-bit and 16-bit MCUs in arithmetic throughput and addressable memory, making it suitable for USB stacks, graphics buffering, and DSP-like signal processing. PIC32MX parts target general-purpose embedded designs where deterministic real-time performance and low-cost development tools (MPLAB X + Harmony) matter. Key features of this part include a hardware multiplier/divider for fast DSP loops, an 8-bit Parallel Master Port with dual buffers for TFT/QVGA displays, up to five 16-bit timers, two UART modules with IrDA support, two I2C modules, and CTMU (Charge Time Measurement Unit) for capacitive touch and ultrasonic sensing. The PPS remap engine reassigns digital peripheral pins to a wide choice of physical I/O, simplifying PCB routing. Architecturally the device pairs the MIPS M4K core with a 5-stage pipeline, prefetch cache, and single-cycle 32x32 hardware multiply. Its 3.3V core, 2.5V-3.6V operating range, and four power modes (Run, Idle, Sleep, Deep Sleep) let designers trade wake-up latency for quiescent current as low as a few microamps in Deep Sleep. Typical applications include consumer audio/USB accessories, HMI panels with small TFTs, industrial control front-ends with capacitive touch, low-cost graphics terminals, and CAN/USB bridging nodes. The "HMI" silicon revision adds hardware resources targeted at audio codec interfaces and Parallel Master Port graphics. When designing with this MCU, reserve 5 pins for ICSP (PGECx/PGEDx pairs plus MCLR) so that board revisions remain debuggable. Use the PPS remap before committing to a pinout to avoid blocking high-priority peripherals on the same physical pin. This page aggregates distributor pricing, same-package drop-in alternatives across Microchip's PIC32MX230/250/270/530/570/570 family, and practical design notes beyond what the manufacturer datasheet alone provides.

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PIC32MX270F512HT-50I/MR

PIC32MX270F512HT-50I/MR - 50MHz 32-bit MCU 512KB Flash 64-QFN

The Microchip Technology PIC32MX270F512HT-50I/MR is a 32-bit MIPS32 M4K microcontroller running up to 50 MHz (83 DMIPS), integrating 512 KB of Flash program memory and 64 KB of SRAM in a 64-pin QFN (9x9 mm) package. The part suffix -50I/MR indicates 50 MHz operation and the industrial -40C to +85C temperature range in the tape-and-reel MR package. It is a member of the PIC32MX1xx/2xx/5xx 64/100-pin family and shares pin-for-pin compatibility with siblings of the same pin-count variant, which simplifies migration between Flash/RAM densities. A 32-bit microcontroller (MCU) is an embedded processor core that fetches, decodes, and executes 32-bit-wide instructions, providing roughly an order-of-magnitude higher throughput than 8/16-bit MCUs while integrating Flash, SRAM, and a programmable peripheral set on a single die. PIC32MX devices sit in the hierarchy: 32-bit MCU -> MIPS M4K core -> PIC32 family -> Microchip 32-bit microcontroller portfolio -> embedded semiconductor. They compete with Cortex-M3/M4 parts from ST (STM32F1/F4), NXP (LPC176x/LPC15xx), and Renesas RX. Key features of the PIC32MX270F512HT-50I/MR include a USB 2.0 Full-Speed On-The-Go controller, three I2S/SPI modules for codec and serial connectivity, Peripheral Pin Select (PPS) remappable I/O, a Parallel Master Port (PMP) with dual buffers for graphics or external bus interfaces, three analog comparators, a 10-bit ADC, RTCC, CTMU, and multiple timers. The 64-QFN package provides 53 general-purpose I/O lines plus dedicated oscillator, programming, and USB pins. The architecture combines a 5-stage MIPS32 M4K pipeline with single-cycle multiply, hardware divider, and a zero-wait-state Flash prefetch buffer. PPS allows peripheral functions to be mapped to a wide selection of physical pins at runtime, which is invaluable for routing analog and digital signals on dense PCBs. Internal 8 MHz and 32 kHz oscillators plus four PLL modes support a wide range of system clocks without external crystals. Typical applications include USB peripherals and HID devices, audio streaming via I2S, low-cost graphics displays through PMP, industrial control and sensor hubs, and connected IoT appliances. The combination of USB OTG and 512 KB Flash makes it well suited to devices such as data loggers, smart-home gateways, and small-form-factor HMI panels. When designing with this part, review the decoupling scheme - place 0.1uF plus bulk caps on every VDD/AVDD pair - and use PPS extensively to avoid pin-out conflicts. Confirm that USB DP/DM traces are 90-ohm differential and length-matched. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC32MX270F512HT-50I/PT

PIC32MX270F512HT-50I/PT - 50MHz 32-bit MCU, 512KB Flash | Microchip

The Microchip PIC32MX270F512HT-50I/PT is a 32-bit MIPS M4K microcontroller running at 50 MHz delivering 83 DMIPS, integrating 512 KB of Flash and 64 KB of SRAM in a 64-pin TQFP (10x10 mm) package with industrial -40C to +85C temperature range. The 'H' family designation exposes up to 50 GPIO lines, two I2S audio interfaces, four SPI/I2S modules, USB 2.0 full-speed device/host/OTG, a 10-bit 1 MSPS ADC with 28 channels, and the flexible Peripheral Pin Select (PPS) remapping engine. A 32-bit microcontroller (MCU) is an embedded processor that integrates CPU core, program Flash, data SRAM, and a wide range of peripherals on a single silicon die, replacing discrete logic blocks and enabling compact, low-power connected designs. Within the broader embedded hierarchy, a 32-bit MCU sits between 8/16-bit microcontrollers (lower code density, simpler peripherals) and application processors (higher clock, MMU, Linux-capable). The PIC32MX270 specifically belongs to the MIPS M4K core family, which is widely adopted in audio, USB, and graphics interface designs because of its deterministic interrupt latency and DSP-like multiply/divide throughput. Key features include Peripheral Pin Select for flexible peripheral-to-pin mapping, a Parallel Master Port (PMP) with dual read/write buffers aimed at TFT/graphical LCD interfacing, dual I2S modules enabling direct connection to stereo DACs and ADCs, an on-chip full-speed USB 2.0 controller with internal transceiver, and a 10-bit 1 MSPS ADC that supports up to 28 analog input channels. The PPS engine allows remapping of digital peripherals (UART, SPI, I2C, etc.) to most general-purpose I/O pins, simplifying PCB layout. Architecturally, the PIC32MX270 employs a five-stage pipeline MIPS32 M4K core with single-cycle multiplication, hardware multiply-accumulate, and zero-wait-state Flash access via an internal 128-bit wide prefetch buffer, delivering 1.65 DMIPS/MHz. The USB 2.0 full-speed controller with internal PHY eliminates external transceivers, and the PMP module accelerates PFS by 65% over software-driven bit-banging for TFT displays. The 64 KB SRAM is partitioned for general-purpose use with configurable DMA paths to peripherals. Typical applications include USB audio streaming devices (USB speakers, headsets, USB microphones), small graphical HMI with TFT displays driven by PMP, embedded web servers with TCP/IP stacks on USB or UART, industrial control scanners and instrumentation, and low-cost graphics terminals for industrial automation. When designing with the PIC32MX270, plan decoupling around the 2.5V internal regulator: place 10uF + 0.1uF close to VDDCORE/VDD pins, and tie VBUS through a 10kOhm pull-down when used in self-powered USB configurations. This page synthesizes cross-brand distributor pricing, drop-in alternatives, and practical design notes (PPS, PMP, USB bootstrap) not aggregated on the manufacturer datasheet.

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PIC32MX270F512HT-V/MR

PIC32MX270F512HT-V/MR - 32-bit MCU 512KB Flash USB | Microchip

The Microchip PIC32MX270F512HT-V/MR is a 32-bit MIPS32 M4K microcontroller running up to 50 MHz (83 DMIPS) with 512 KB Flash and 64 KB SRAM, housed in a 64-pin QFN (9x9 mm) package with exposed thermal pad. It integrates a USB 2.0 Full-Speed OTG controller, three I2S/SPI modules, Peripheral Pin Select (PPS), Parallel Master Port (PMP) with dual read/write buffers for graphics, and a 10-bit 1 Msps ADC with up to 48 channels plus CTMU and RTCC. A 32-bit microcontroller (MCU) is an integrated circuit that combines a 32-bit processor core, program memory, data memory, and configurable peripherals on a single die. In the embedded hierarchy, the PIC32MX sits within Microchip's PIC32 family of MIPS-based microcontrollers, which target mid-range applications requiring more performance than 8-bit/16-bit PIC MCUs but with simpler development flow than Cortex-M parts. The PIC32MX1XX/2XX/5XX 64/100-pin family specifically targets Audio/Graphics/Touch HMI, USB, CAN, and Advanced Analog applications. Key features of the PIC32MX270F512HT-V/MR include up to 50 MHz operation (40 MHz for the -V speed grade), 512 KB Flash and 64 KB SRAM, USB 2.0 Full-Speed On-The-Go with integrated transceiver, three I2S/SPI modules, four SPI (two I2S + four SPI total mentioned in family doc), Peripheral Pin Select for flexible peripheral routing, and an Analog block with 10-bit ADC, CTMU for capacitive touch, and comparators. The 'V' speed grade operates from -40C to +105C and the 'T' suffix indicates Tape and Reel. Typical applications include USB peripherals, audio/HMI front panels with graphics, capacitive-touch interfaces, industrial control, and CAN-connected nodes. The QFN-64 9x9 mm footprint enables compact designs with good thermal dissipation through the exposed pad. The integrated USB OTG controller eliminates external PHY requirements for device and host modes. When designing with this MCU, ensure proper decoupling (100 nF + bulk caps near each VDD pin), connect the exposed pad to a solid ground plane for thermal/electrical performance, and follow Microchip's PIC32 family reference manual for clock, JTAG, and PPS configuration. Programming is supported via MPLAB X IDE and XC32 compiler. This page synthesizes distributor pricing, same-brand and cross-brand drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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Produits (32731)

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PIC32MX270F256BT-V/ML - 32-bit MCU 256KB Flash 40MHz QFN-28 | Microchip

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PIC32MX270F256D-I/TL - 32-bit MCU 256KB Flash USB | 44-VTLA

PIC32MX270F256D-V/ML - 256KB Flash, USB, 44-QFN MCU | Microchip

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PIC32MX270F256DT-I/ML - 32-bit 256KB Flash MCU, USB, 44-QFN | Microchip

PIC32MX270F256DT-I/PT - 32-bit MCU 256KB Flash USB | Microchip

PIC32MX270F256DT-I/TL - 32-bit MCU 256KB Flash USB 44-VTLA

PIC32MX270F256DT-V/ML - 32-bit MCU 256KB Flash USB VQFN-44 | Microchip

PIC32MX270F256DT-V/PT - 32-bit MCU, 256KB Flash, USB, AEC-Q100 | Microchip

PIC32MX270F256DT-V/TL - 40MHz 32-bit MCU, 256KB Flash | Microchip

PIC32MX270F512H-50I/MR - 32-bit MCU, 512KB Flash, 64-QFN | Microchip

PIC32MX270F512H-50I/PT - 50MHz 32-bit MCU 512KB Flash | Microchip

PIC32MX270F512HT-50I/MR - 50MHz 32-bit MCU 512KB Flash 64-QFN

PIC32MX270F512HT-50I/PT - 50MHz 32-bit MCU, 512KB Flash | Microchip

PIC32MX270F512HT-V/MR - 32-bit MCU 512KB Flash USB | Microchip