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PIC32MX154F128D-I/PT - 72MHz XLP MCU, 128KB Flash | Microchip
PIC32MX154F128D-I/PT

PIC32MX154F128D-I/PT - 72MHz XLP MCU, 128KB Flash | Microchip

The Microchip Technology PIC32MX154F128D-I/PT is a 32-bit MIPS M4K microcontroller with 128KB Flash and 32KB SRAM, running up to 72MHz, in a 44-pin TQFP (PT) package designed for eXtreme Low Power (XLP) applications. It operates from 2.3V to 3.6V and supports industrial temperature range from -40C to +85C. The device integrates USB 2.0 full-speed On-The-Go, 3 analog comparators, a 16-channel 10-bit ADC with 1 MSPS conversion rate, and a Real-Time Clock and Calendar (RTCC) module. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), data memory (SRAM), and integrated peripherals such as timers, communication interfaces, and ADCs. The PIC32MX154 family belongs to the broader 32-bit MCU category, sitting in the hierarchy as: 32-bit MCU -> MIPS M4K architecture -> PIC32 family -> PIC32MX1/2 series -> XLP sub-family. Compared to 8-bit MCUs, 32-bit parts execute instructions faster, address more memory, and handle complex protocols like USB, Ethernet, and graphics. Key features of this part include a 5-stage MIPS pipeline for 1.55 DMIPS/MHz performance, peripheral pin select (PPS) for flexible I/O mapping, and CTMU (Charge Time Measurement Unit) for capacitive touch sensing. Code protection is configurable, and in-circuit serial programming (ICSP) is supported via two pins, enabling field firmware updates. The XLP technology provides sleep currents down to [DATA_NEEDED: deep sleep current in uA/MHz] and run currents down to [DATA_NEEDED: run current in mA/MHz], making it suitable for battery-powered designs. Technically, the PIC32MX154F128D uses a Harvard architecture with separate 32-bit instruction and data paths, and includes a prefetch cache to mitigate Flash wait states at 72MHz. It provides up to 35 general-purpose I/O pins, multiple communication peripherals including I2C, SPI, UART, and USB, plus 5 16-bit timers/counters. The CTMU enables touch-sensing and precise time measurement, while the RTCC module maintains time-of-day with backup power support. Typical applications include consumer electronics (small appliances, remote controls), industrial control (sensor interfaces, low-power data loggers), USB peripherals (HID devices, CDC virtual COM ports), and IoT edge nodes (battery-powered wireless sensor hubs). The 44-pin TQFP package offers generous I/O count for human-interface and motor-control subsystems, while the XLP modes extend battery life in portable designs. When designing with this part, allocate proper decoupling on VDD/AVDD pairs and follow Microchip AN-HarmonicDistortion guidelines for ADC accuracy. The USB interface requires precise 48MHz clock derivation from the 8MHz primary oscillator with the PLL configured per the family reference manual. This page synthesizes current distributor pricing, parametric alternatives from the same PIC32MX1xx family, and practical design notes that go beyond the manufacturer datasheet, giving engineers a fast comparison and selection reference.

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PIC32MX154F128D-V/ML - 32-bit MCU, 128KB, 72MHz, XLP | Microchip
PIC32MX154F128D-V/ML

PIC32MX154F128D-V/ML - 32-bit MCU, 128KB, 72MHz, XLP | Microchip

The Microchip Technology PIC32MX154F128D-V/ML is a 32-bit MIPS M4K microcontroller featuring 128KB Flash and 32KB SRAM, operating at up to 72 MHz, housed in a 44-pin VQFN (8x8 mm) package. It is part of the PIC32MX1XX/2XX 28/44-pin XLP family, which combines low-power operation with higher peripheral integration. The device operates from 2.5V to 3.6V and is qualified to AEC-Q100 standards for automotive applications. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash), data memory (RAM), and peripherals (timers, ADC, communication interfaces) into a single chip. Within the broader hierarchy, MCUs are classified under microcontrollers -> embedded processors -> semiconductors. The PIC32MX1XX family belongs to the 32-bit MIPS-based PIC32 product line, which targets higher performance than the 8-bit PIC16/PIC18 families while integrating the eXtreme Low Power (XLP) features of the PIC24/dsPIC families. Key features of the PIC32MX154F128D-V/ML include 128KB Flash, 32KB SRAM, four 16-bit timers, three analog comparators, a 10-bit 1 Msps ADC with up to 28 channels, USB 2.0 full-speed On-The-Go (OTG) support, and a Charge Time Measurement Unit (CTMU) for capacitive touch sensing. It also integrates a Real-Time Clock/Calendar (RTCC) and multiple serial interfaces including UART, SPI, and I2C. The 44-pin VQFN package provides ample I/O with 35 remappable I/O pins and supports industrial and automotive temperature ranges. The device architecture uses the MIPS32 M4K core with 5-stage pipeline, hardware multiply/divide, and tightly-coupled SRAM for deterministic interrupt response. The PMD (Peripheral Module Disable) registers allow unused peripherals to be gated off to reduce active current. Deep sleep mode current is specified in the low-microamp range, making it attractive for battery-powered applications. Typical applications include automotive body electronics, consumer appliances with capacitive touch user interfaces, industrial sensor hubs, USB peripherals, and low-power IoT endpoints. The CTMU enables robust touch button and slider implementations without external analog front ends. When designing with this MCU, allocate the 44-pin VQFN land pattern on a multi-layer PCB with thermal vias under the exposed pad. Configure the JTAG/SWD debug interface via the dedicated PGECx/PGEDx pins and reserve them for the programmer during development. Use the configuration bits to set the oscillator mode and watchdog timer behavior. This page synthesizes distributor stock and pricing, automotive-grade drop-in alternatives, and practical design notes that are not found in the manufacturer datasheet alone.

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PIC32MX154F128DT-I/ML - 32-bit MCU 128KB Flash 72MHz | Microchip
PIC32MX154F128DT-I/ML

PIC32MX154F128DT-I/ML - 32-bit MCU 128KB Flash 72MHz | Microchip

The Microchip Technology PIC32MX154F128DT-I/ML is a 32-bit MIPS M4K microcontroller featuring 128 KB Flash and 32 KB SRAM, operating at up to 72 MHz, housed in a 44-pin QFN (8x8 mm) package. It belongs to the PIC32MX1XX/2XX 28/36/44-pin family and is engineered for low-power applications with extended run, sleep, and deep-sleep current modes. A 32-bit microcontroller is an embedded processor that integrates CPU core, memory, and I/O peripherals on a single die. The PIC32MX1XX/2XX series falls under the MIPS32 M4K architecture, a Harvard-style RISC core known for deterministic interrupt response and high code density. Within the broader taxonomy, the PIC32MX sits between 8-bit PIC MCUs and 32-bit Cortex-M ARM parts, offering a balance of peripheral richness and code reuse for cost-sensitive embedded designs. Key features include 128 KB on-chip Flash, 32 KB SRAM, four 16-bit timers/counters, three analog comparators, a 10-bit ADC with up to 28 input channels, a USB 2.0 full-speed device/host/OTG controller, and a Charge Time Measurement Unit (CTMU) for capacitive touch sensing. The 44-QFN (ML) package exposes 34 general-purpose I/O pins and supports I/O voltages from 2.3V to 5.5V. The PIC32MX154F128DT-I/ML integrates the MIPS M4K 32-bit core with Microchip's eXtreme Low Power (XLP) technology, enabling deep-sleep currents below typical competitor offerings while retaining RTC operation. The peripheral set is tailored for USB device and embedded graphics/audio applications. The 44-pin QFN footprint provides a compact, thermally efficient package suitable for space-constrained designs. Typical applications include low-cost USB peripherals, audio playback devices, consumer electronics with capacitive touch, low-cost graphics HMI modules, and industrial sensor nodes. The wide 2.3V-3.6V supply range simplifies battery-powered designs. The device supports both commercial (-40C to +85C) operating ranges in this industrial-grade variant. When designing with this part, ensure USB DP/DN traces are 90-ohm differential impedance matched and the VUSB pin is properly decoupled with a 0.01 uF ceramic capacitor. The CTMU peripheral requires careful calibration of the current source trim bits for accurate touch measurements. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC32MX154F128DT-V/ML - 32-bit MCU 128KB Flash 72MHz 44-QFN
PIC32MX154F128DT-V/ML

PIC32MX154F128DT-V/ML - 32-bit MCU 128KB Flash 72MHz 44-QFN

The Microchip Technology PIC32MX154F128DT-V/ML is a 32-bit MIPS32 M4K PIC XLP microcontroller delivering 72 MHz CPU performance, 128 KB of Flash program memory, and 32 KB of SRAM, all integrated in a 44-pin QFN (8x8 mm) package. As an automotive-grade variant in the PIC32MX1XX/2XX 28/44-pin XLP family, it targets eXtreme Low Power operation with reduced run, sleep, and deep-sleep currents while raising the maximum operating frequency of 28- and 44-pin members to 72 MHz. This combination of processing headroom and power efficiency makes the part suitable for always-on and battery-aware embedded designs. What is a 32-bit microcontroller? A microcontroller 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, ADCs, and communication controllers. The PIC32 line uses the MIPS32 M4K core with a 5-stage pipeline, placing the PIC32MX154F128DT-V/ML in the broader hierarchy of microcontrollers -> 32-bit MCUs -> MIPS-based MCUs -> PIC32 family -> PIC32MX XLP sub-family. Compared with simpler 8-bit MCUs, this class delivers substantially higher computational throughput, larger addressable memory, and richer interrupt-driven peripheral sets, at the cost of higher active-mode current. Key features of the PIC32MX154F128DT-V/ML include 128 KB Flash organized as 128K x 8, 32 KB SRAM, a 10-bit ADC with multiple input channels, dual I2C, dual SPI, and dual UART interfaces, plus peripheral blocks such as CTMU (Charge Time Measurement Unit) and RTCC (Real-Time Clock Calendar). The 72 MHz MIPS core delivers 1.56 DMIPS/MHz class performance, which is well matched to small graphics, audio processing, and protocol-stack tasks. The device is offered in the 8x8 mm QFN-44 package, with operating voltage typically 2.3 V to 3.6 V. Architecturally, the PIC32MX154F128DT-V/ML uses a Harvard-style memory layout with separate Flash and SRAM, hardware Multiply/Divide, and a flexible peripheral bus. The XLP power-management extensions add deep-sleep states with RAM retention, allowing sleep currents in the microampere range while preserving state for RTC and wake sources, which is a meaningful advantage in duty-cycled IoT and instrumentation designs. Typical applications include low-cost graphical user interfaces on small TFT displays, audio playback and processing, USB- or CAN-connected sensor nodes, and industrial control sub-systems. The CTMU enables touch and capacitive sensing, while the RTCC supports calendar functions for metering and timekeeping. When designing with this MCU, ensure that decoupling is generous near VDD/AVDD pins and that unused I/O are configured as outputs to minimize transient current. The -V suffix indicates the automotive/extended temperature grade, so confirm that operating temperature and qualification match the use case.

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PIC32MX154F128DT-V/PT - 32-bit MCU, 128KB Flash, 72MHz | Microchip
PIC32MX154F128DT-V/PT

PIC32MX154F128DT-V/PT - 32-bit MCU, 128KB Flash, 72MHz | Microchip

The Microchip PIC32MX154F128DT-V/PT is a 32-bit MIPS32 M4K microcontroller with 128KB Flash and 32KB SRAM, running up to 72MHz, housed in a 44-pin TQFP (PT) 10x10mm package. It belongs to the eXtreme Low Power (XLP) PIC32MX1xx family, qualified to AEC-Q100 Grade 1 (-40°C to +125°C) for body electronics and harsh environment nodes. An MCU (microcontroller) is a single-chip computer integrating a CPU core, program memory (Flash), data memory (SRAM), and peripherals such as ADC, timers, and communication interfaces. The PIC32MX1xx series adds the eXtreme Low Power feature set to Microchip's MIPS32 M4K core, enabling deep sleep currents in the microamp range and run currents under 1mA/MHz, an order of magnitude better than legacy PIC32MX designs. The hierarchy is: PIC32MX -> 32-bit MCU -> microcontroller -> embedded processor -> semiconductor. Key features include 34 available I/O, three analog comparators, a 10-bit ADC with up to 13 channels, four 16-bit timers/counters, two UART, two SPI, two I2C, RTCC, CTMU, PMP, and four DMA channels. The integrated Charge Time Measurement Unit (CTMU) supports touch sensing and capacitive measurement, while the Real-Time Clock/Calendar (RTCC) with VBAT allows timekeeping during main power loss. The M4K core implements the MIPS32 Release 2 instruction set and supports 5-stage pipeline, hardware multiply/divide, and zero-cycle context switching via shadow register sets. Up to 128KB Flash provides ample space for USB stacks, Bluetooth profiles, or graphical user interface libraries, while 32KB SRAM supports protocols like TCP/IP and Modbus. Typical applications include automotive body and HVAC controls, industrial sensor nodes, low-power IoT endpoints with capacitive touch keypads, portable medical peripherals, and consumer devices needing RTCC wake. AEC-Q100 Grade 1 qualification with the -V (automotive) suffix makes it suitable for under-hood and cabin-mounted ECUs. When designing with this device, ensure decoupling capacitors are placed within 5mm of each VDD pin, route the 8MHz-40MHz crystal traces symmetrically within a guarded ground keep-out, and verify the JTAG/trace pin assignment matches your programmer or programmer. Migrating between PIC32MX15x family members is footprint-compatible on the 44-pin TQFP and QFN variants. This page synthesizes distributor pricing, AEC-Q100/automotive grade explanation, drop-in alternatives from the same PIC32MX15x family, and practical design notes for low-power embedded development.

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PIC32MX170F256B-50I/ML - 50MHz, 256KB Flash 32-bit MCU | Microchip
PIC32MX170F256B-50I/ML

PIC32MX170F256B-50I/ML - 50MHz, 256KB Flash 32-bit MCU | Microchip

The Microchip Technology PIC32MX170F256B-50I/ML is a 32-bit MIPS32 M4K microcontroller running at up to 50 MHz (83 DMIPS) with 256 KB Flash and 64 KB SRAM, housed in a 28-pin QFN package with exposed thermal pad. It integrates a USB 2.0 Full-Speed OTG/Device/Host controller, two I2S/SPI modules for codec and serial communication, a Parallel Master Port (PMP) for graphics, and a 10-bit 1 Msps ADC with up to 28 analog channels. A 32-bit microcontroller (MCU) is an integrated processor core, program memory (Flash), data memory (SRAM), and a configurable set of peripherals (ADC, timers, communication interfaces, I/O) on a single die. Within the broader taxonomy, the PIC32MX170 sits as: MCU -> 32-bit MCU -> MIPS M4K MCU -> PIC32MX1xx/2xx family. This family targets cost-sensitive embedded applications that need higher performance than 8/16-bit MCUs but with simpler toolchains and lower cost than Cortex-M4 designs. Key features of this part include 0.5 mA/MHz typical core current consumption, Peripheral Pin Select (PPS) for flexible peripheral-to-pin mapping, mTouch capacitive touch sensing support, 1 ns high-resolution time measurement (via Input Capture), on-chip temperature measurement diode, and an operating voltage range of 2.3V to 3.6V. The 28-QFN package provides a small 6x6 mm footprint suitable for space-constrained designs. Architecturally, the PIC32MX170 uses the MIPS32 M4K Harvard core with 5-stage pipeline, separate 16 KB instruction and 4 KB data caches, hardware multiply/divide, and a single-cycle 32-bit ALU. Code execution is linear across 256 KB Flash; SRAM is 64 KB, sufficient for USB stacks, audio buffers, and graphical user interfaces. The 50 MHz core delivers 83 DMIPS, placing it well above 8-bit PIC16/PIC18 devices for DSP-style filtering or audio decoding workloads. Typical applications include USB peripherals (HID, CDC, mass storage), audio playback with I2S codecs, low-cost graphical HMI panels using PMP and an LCD, capacitive touch user interfaces, and consumer/industrial control with on-board ADC monitoring. The on-chip temperature sensor also suits environmental monitoring nodes. When designing with this part, ensure 2.3V-3.6V rail regulation with adequate bulk and decoupling (100 nF near every VDD pin plus 10 uF bulk). For USB, the internal transceiver needs the proper 90 ohm differential impedance on D+/D-. The PPS remap registers must be unlocked and configured before first peripheral use, otherwise peripherals stay on default pins. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with parametric data anchored to Microchip datasheet DS60001168L.

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PIC32MX170F256B-50I/SP - 50MHz 32-bit MCU 256KB Flash | Microchip
PIC32MX170F256B-50I/SP

PIC32MX170F256B-50I/SP - 50MHz 32-bit MCU 256KB Flash | Microchip

The Microchip PIC32MX170F256B-50I/SP is a 32-bit MIPS32 M4K-based microcontroller running at 50 MHz (83 DMIPS), integrating 256 KB of Flash and 64 KB of SRAM in a 28-pin SPDIP through-hole package. According to the manufacturer datasheet, the device delivers 0.5 mA/MHz typical active current consumption and supports a 3.3V operating supply with an industrial-grade -40C to +85C temperature range. A 32-bit microcontroller is a single-chip processor that executes instructions 32 bits at a time, providing higher throughput, larger addressable memory, and richer peripherals than 8-bit or 16-bit MCUs. The PIC32MX170 family belongs to the broader category of microcontroller -> embedded processor -> semiconductor, and is engineered for cost-sensitive applications that still require USB connectivity, audio interfaces, or graphical displays. Key features include two I2S/SPI modules for codec and serial communications, Peripheral Pin Select (PPS) for flexible signal routing, a Parallel Master Port (PMP) for graphics interfaces, mTouch capacitive touch sensing, 1 ns high-resolution time measurement, and on-chip temperature measurement capability. The 10-bit ADC supports up to 1 Msps conversion. The PIC32MX170F256B uses the MIPS32 M4K Harvard architecture with a 5-stage pipeline, single-cycle hardware multiply, and a hardware divider. The 256 KB Flash is organized as 256K x 8, providing ample space for USB stacks, graphics libraries, and application firmware. USB 2.0 full-speed device/host/OTG is supported via the integrated SIE and dedicated pull-ups. Typical applications include consumer audio peripherals, USB HID devices, low-cost graphical HMI panels, capacitive touch user interfaces, industrial sensor hubs, and hobbyist/educational development platforms that benefit from the breadboard-friendly 28-pin SPDIP footprint. When designing with this device, ensure the 3.3V rail is well-decoupled and that PPS is configured before peripherals are enabled. The 28-pin SPDIP package offers 0.3 inch row spacing, which is ideal for through-hole prototypes and breadboards but limits board density in volume production. This page synthesizes distributor pricing, drop-in alternatives in the same 28-SPDIP footprint, and practical design notes not found in the manufacturer datasheet.

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PIC32MX170F256B-I/ML - 256KB Flash 32-bit MCU, 40MHz | Microchip
PIC32MX170F256B-I/ML

PIC32MX170F256B-I/ML - 256KB Flash 32-bit MCU, 40MHz | Microchip

The Microchip Technology PIC32MX170F256B-I/ML is a 32-bit RISC microcontroller based on the MIPS32 M4K core, integrating 256 KB of Flash and 64 KB of SRAM, and packaged in a 28-pin QFN (6x6) with an exposed thermal pad. It supports up to 40 MHz operation (50 MHz on -50I variants), delivering up to 83 DMIPS of performance at a typical active current of approximately 0.5 mA/MHz. A microcontroller is a single-chip computer that integrates a CPU core, program and data memory, and a rich set of peripheral interfaces on one die. PIC32MX devices sit in the hierarchy: MIPS32 M4K core -> 32-bit MCU -> PIC32 family -> 16/32-bit microcontroller -> embedded computing platform. Compared with 8-bit AVR or PIC16/PIC18 parts, PIC32MX170 devices offer a 32-bit datapath, hardware multiply/divide, deterministic interrupt latency, and USB 2.0 full-speed OTG, while retaining the PIC ecosystem's MPLABX, Harmony, and XC32 toolchain support. Key features include two I2S/SPI modules for audio codecs, Peripheral Pin Select (PPS) for flexible pin mapping, a Parallel Master Port (PMP) for graphics interfaces, mTouch capacitive touch support, a 10-bit ADC with on-chip temperature measurement, and a high-resolution 1 ns timer/capture. The 28-QFN (6x6) package provides compact board placement and an exposed pad that improves thermal dissipation at higher clock rates. Typical applications include USB audio peripherals, low-cost graphics HMI with PMP-driven LCDs, capacitive-touch user interfaces, and mixed-signal control nodes. The wide operating voltage (2.3-3.6V) and industrial temp grade (-40C to +85C for the I-suffix) suit battery-powered and industrial designs. When laying out a board, follow the datasheet's decoupling guidance (one 0.1 uF per VDD pair plus a bulk cap), assign PPS mappings carefully, and use the exposed thermal pad with a continuous ground plane for heat extraction. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC32MX170F256B-I/SS - 32-bit MCU 256KB Flash 28-SSOP | Microchip
PIC32MX170F256B-I/SS

PIC32MX170F256B-I/SS - 32-bit MCU 256KB Flash 28-SSOP | Microchip

The Microchip Technology PIC32MX170F256B-I/SS is a 32-bit MIPS32 M4K microcontroller running at 50 MHz (83 DMIPS), integrating 256 KB of flash and 64 KB of SRAM in a 28-pin SSOP (5.30 mm body) package. It operates from 2.3V to 3.6V across an industrial -40C to +105C temperature range and offers low typical current consumption of 0.5 mA/MHz, plus an industrial-grade peripheral set that combines audio/graphics interfaces, USB, and advanced analog. A microcontroller (MCU) is an integrated circuit that combines a CPU processor (CPU), volatile and non-volatile memory, and programmable peripherals on a single silicon die. The PIC32MX1XX/2XX family is part of the broader PIC32 family of MIPS-based 32-bit microcontrollers, which sits at the same tier as ARM Cortex-M0/M3 devices in the embedded processing hierarchy. Designers choose PIC32MX parts when they need the throughput of a 32-bit core with Microchip's MPLAB X toolchain, plus mature firmware libraries and free application notes. The PIC32MX170F256B integrates two I2S/SPI modules for codec and serial communications, Peripheral Pin Select (PPS) for flexible peripheral-to-pin mapping, and a Parallel Master Port (PMP) for graphics interfaces. It supports mTouch capacitive touch buttons, provides 1 ns high-resolution time measurement via the 16-bit Capture module, and includes on-chip temperature measurement for thermal monitoring. The device also features 10-bit 1 Msps ADC, USB 2.0 full-speed device/host/OTG, and standard communication peripherals. Architecture-wise, the MIPS32 M4K core delivers 1.57 Dhys or OMIPS/MHz with 5-stage pipeline, hardware multiply/divide, and single-cycle bit-branching. The 256 KB flash supports self-programming and is divided for code protection, while the 64 KB SRAM enables sizeable data buffers for USB, audio, or graphics stacks. Typical applications include USB audio peripherals, capacitive touch user interfaces with on-chip mTouch support, low-cost graphics terminals using PMP, IoT sensor hubs, and motor control. The 28-SSOP package is suitable for compact consumer products and industrial modules where board height is acceptable. When designing with this MCU, allocate a 1.15 V regulator to drive the VDDPLL supply, provide a low-impedance ground plane, and follow the SSOP land pattern recommended in the family datasheet. This page synthesizes distributor pricing, drop-in same-brand alternatives, and practical design notes not found in the standalone manufacturer datasheet.

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PIC32MX170F256B-V/ML - 32-bit MCU 256KB Flash 50MHz VQFN-28 | Microchip
PIC32MX170F256B-V/ML

PIC32MX170F256B-V/ML - 32-bit MCU 256KB Flash 50MHz VQFN-28 | Microchip

The Microchip Technology PIC32MX170F256B-V/ML is a 32-bit MIPS M4K microcontroller offering 256 KB Flash and 64 KB SRAM in a 28-pin VQFN (6x6 mm) package with exposed pad. Operating up to 50 MHz delivering 83 DMIPS, it integrates 0.5 mA/MHz typical core current consumption with 2.3V-3.6V supply, automotive AEC-Q100 qualification, and USB 2.0 full-speed OTG. A 32-bit microcontroller (MCU) is a programmable processor that fetches 32-bit instructions per cycle from internal Flash memory and executes them on integer and floating-point pipelines. Within the broader taxonomy, MCUs are a subset of microprocessors (MPU vs MCU is distinguished by integrated Flash/RAM/peripherals); 32-bit MCUs extend 8/16-bit cores with higher throughput, larger address spaces, and richer peripherals. PIC32MX1XX/2XX devices target cost-sensitive embedded applications that still require USB, graphics (PMP), audio (I2S), and capacitive touch. Key features include two I2S/SPI modules for codec and serial comms, Peripheral Pin Select (PPS) for flexible signal routing, Parallel Master Port (PMP) for graphics interfaces, mTouch capacitive touch support, and 1 ns high-resolution timer capture. On-chip temperature measurement and 10-bit 1 Msps ADC are integrated. The 28-QFN package is footprint-compatible with the PIC32MX150/154/170 28-pin family variants. Architecture combines MIPS32 M4K core with 5-stage pipeline, single-cycle 32x32 hardware multiply, and zero-overhead hardware loop. The PIC32MX170F256B series is a 256-KB Flash / 64-KB SRAM member of the PIC32MX1XX/2XX family, suitable for code-dense applications such as USB audio, HMI, and graphics. Typical applications include USB peripherals (HID/CDC/MSD), audio codecs with I2S, low-cost HMI panels via PMP, capacitive touch user interfaces, and industrial sensor hubs with USB diagnostics. The automotive AEC-Q100 grade ('V' temperature, -40C to +125C) plus extended temp range suits vehicle body and infotainment modules. When designing with this MCU, ensure 3.3V rail decoupling follows Microchip guidance (100 nF + bulk) and that VQFN-28 exposed pad is soldered for thermal dissipation. PPS mapping must be locked in configuration bits before runtime to avoid pin-function drift. This page synthesizes distributor pricing, drop-in same-package alternatives, design considerations, and parametric comparison data not consolidated in the Microchip datasheet alone.

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PIC32MX170F256B-V/SO - 256KB Flash 32-bit MCU | Microchip
PIC32MX170F256B-V/SO

PIC32MX170F256B-V/SO - 256KB Flash 32-bit MCU | Microchip

The Microchip Technology PIC32MX170F256B-V/SO is a 32-bit MIPS M4K-core microcontroller delivering 83 DMIPS at 50 MHz with 256 KB Flash and 64 KB SRAM, packaged in a 28-pin 300-mil SOIC (SO) with industrial-grade -40C to +105C operating range. It integrates two I2S/SPI modules for audio codec interfacing, a Parallel Master Port (PMP) for graphics, Peripheral Pin Select (PPS) for flexible signal routing, mTouch capacitive touch support, 1 ns high-resolution timer capture, on-chip temperature sensor, 10-bit 1 Msps ADC with up to 13 channels, and a full-speed USB 2.0 device/host/OTG controller. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and a rich set of programmable peripherals around a common bus. The PIC32MX1XX/2XX family sits at the mid-range of Microchip's 32-bit portfolio, above the 8-bit PIC16/PIC18 lines and below the higher-pin-count PIC32MX3XX/4XX/5XX/6XX/7XX devices, targeting cost-sensitive embedded applications that require USB, audio, or graphics connectivity without migrating to a Cortex-M class core. Within the hierarchy, PIC32MX170F256B falls under 32-bit MCU -> MIPS M4K architecture -> Microchip PIC32 family -> mainstream performance segment. Key differentiating features include the 50 MHz / 83 DMIPS core with typical 0.5 mA/MHz active current, USB 2.0 full-speed with on-chip transceiver, hardware PMP for direct LCD/glcd connections, two I2S interfaces for stereo audio codecs, and CTMU-based mTouch capacitive touch sensing. Compared with smaller Flash variants in the same pinout (PIC32MX130F064B, PIC32MX150F128B, PIC32MX170F256B), this 256 KB Flash / 64 KB SRAM device enables richer application firmware while remaining software- and pin-compatible across the family. Typical applications include USB HID/CDC peripherals, audio playback with I2S codecs, graphic LCD panels via PMP, capacitive touch user interfaces, and low-cost 32-bit control boards. The wide -40C to +105C temperature range supports industrial and outdoor deployments. When designing, select the appropriate package (SO/SS/SP/ML) early so PCB layout matches the 28- or 44-pin footprint; PPS remapping should be configured before committing pin assignments, since not all peripherals can map to every pin.

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PIC32MX170F256B-V/SP - 256KB Flash 32-bit MCU 40MHz | Microchip
PIC32MX170F256B-V/SP

PIC32MX170F256B-V/SP - 256KB Flash 32-bit MCU 40MHz | Microchip

The Microchip PIC32MX170F256B-V/SP is a 32-bit MIPS32 M4K RISC microcontroller running up to 40 MHz (50 MHz/83 DMIPS capable), integrating 256 KB Flash and 64 KB SRAM in a 28-pin SPDIP (SP) through-hole package. The -V suffix denotes the automotive-grade temperature range of -40C to +105C, and the part is AEC-Q100 qualified, making it suitable for automotive and industrial applications that demand extended thermal margin. An MCU (microcontroller unit) is a single-chip computer containing a CPU core, volatile and on-RAM non-volatile program/storage, microphone and on-chip peripherals. The PIC32MX family belongs to the broader 32-bit microcontroller category, which sits hierarchically above 8-bit and 16-bit MCUs and below microprocessors in the embedded computing hierarchy. The MIPS32 M4K core in this device delivers 83 DMIPS at 50 MHz while consuming only 0.5 mA/MHz typical active current, a balance that suits battery-aware designs. Key features include two I2S/SPI modules for codec and serial audio, Peripheral Pin Select (PPS) for flexible pin mapping, a Parallel Master Port (PMP) for graphics interfaces, mTouch capacitive touch support, 1 ns high-resolution time measurement, on-chip temperature measurement, and a 10-bit ADC. Communication is provided by USB 2.0 full-speed device/host/OTG, I2C, SPI, I2S, and UART peripherals. The device combines deterministic interrupt response with rich connectivity, allowing it to act as both an application processor and a peripheral controller. The PPS feature decouples peripheral pin assignments from the silicon, enabling late-stage PCB routing decisions. Built-in DMA and DMA enable the DMA and DMA and on-chip analog blocks operate without the CPU, freeing MIPS for application code. Typical applications include automotive body and HVAC control, USB peripherals (HID, CDC, audio), industrial sensing nodes, consumer audio with I2S codecs, and small graphical HMI displays via PMP. The 28-pin SPDIP package is favored for prototyping and through-hole manufacturing lines. The wide operating voltage range of 2.3V to 3.6V supports both 3.3V and lower-voltage rails. When designing with this part, pay attention to the PPS configuration lockout sequence and ensure the RTCC and ADC use separate analog supply pins. The AEC-Q100 grade and 256 KB Flash exposure allows automotive OEMs to qualify one part across multiple SKUs, reducing BOM risk. This page synthesizes distributor pricing, drop-in alternative inventory, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MX170F256B-V/SS - 50MHz 32-bit MCU 256KB Flash | Microchip
PIC32MX170F256B-V/SS

PIC32MX170F256B-V/SS - 50MHz 32-bit MCU 256KB Flash | Microchip

The Microchip Technology PIC32MX170F256B-V/SS is a 32-bit MIPS32 M4K RISC microcontroller running up to 50 MHz (83 DMIPS), integrating 256 KB Flash and 64 KB SRAM in a 28-pin SSOP package. It operates from 2.3V to 3.6V and is qualified to the AEC-Q100 automotive standard, drawing a typical 0.5 mA/MHz active current. A 32-bit microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, working memory, and a rich set of peripherals such as timers, communication controllers, and analog blocks. PIC32MX parts belong to Microchip's MIPS-based 32-bit MCU family, sitting in the hierarchy 32-bit MCU -> microcontroller -> embedded processor -> semiconductor. The M4K core implements the MIPS32 instruction set with hardware multiply/divide and zero-cost exception handling, delivering substantially higher throughput than 8/16-bit legacy PIC microcontrollers for DSP and graphics workloads. Key differentiating features of the PIC32MX170F256B-V/SS include 256 KB Flash and 64 KB RAM (the largest memory in the 28-pin PIC32MX1xx/2xx family), two I2S/SPI modules for audio codec connectivity, a Parallel Master Port (PMP) for graphics or external memory, Peripheral Pin Select (PPS) for flexible pin mapping, mTouchTM capacitive-touch sensing, 1 ns high-resolution time measurement, and an on-chip temperature sensor. The device also integrates USB 2.0 full-speed device/host/OTG, a 10-bit ADC, and multiple UART/I2C/SPI ports. The "-V" suffix denotes the automotive (-40C to +125C) temperature grade. Architecturally, the PIC32MX170F256B combines the deterministic MIPS M4K core with tightly-coupled DMA, dedicated audio (I2S) peripherals, and a Peripheral Pin Select (PPS) routing matrix - allowing most digital peripherals to be remapped to multiple pins, which simplifies PCB layout. The 256 KB Flash is large enough for full USB stacks, graphics libraries, and audio codecs, while the 64 KB SRAM supports reasonable frame buffers and audio sample buffers without external memory. Common applications for the PIC32MX170F256B-V/SS include automotive body and HMI controllers, USB audio interfaces, low-cost graphics terminals using PMP, IoT edge nodes with USB device connectivity, capacitive-touch user interfaces, and industrial sensor hubs. Its AEC-Q100 qualification makes it a strong fit for cabin and chassis electronics where automotive temperature ranges are mandatory. When designing with this MCU, ensure the VDD/VSS pins are properly decoupled (100 nF + bulk) and that the 28-pin SSOP package's exposed thermal pad is soldered for mechanical robustness. The PPS feature must be configured at startup to assign peripherals to the desired pins - missing this step is one of the most common pitfalls when porting code from older PIC devices. This page synthesizes current distributor pricing, drop-in same-brand pin-to-pin compatible alternatives, and practical design notes that complement the manufacturer datasheet.

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PIC32MX170F256BT-50I/ML - 256KB Flash 32-bit MCU | Microchip
PIC32MX170F256BT-50I/ML

PIC32MX170F256BT-50I/ML - 256KB Flash 32-bit MCU | Microchip

The Microchip Technology PIC32MX170F256BT-50I/ML is a 32-bit MIPS M4K RISC microcontroller from the PIC32MX1XX/2XX family, delivering 50 MHz / 83 DMIPS performance with 256 KB Flash and 64 KB SRAM in a 28-pin QFN (6x6 mm) package. It integrates USB 2.0 full-speed, two I2S/SPI modules for audio codec interfaces, a Parallel Master Port (PMP) for graphics, and a 10-bit 1 Msps ADC with up to 28 channels. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (RAM), and a rich set of peripherals. The PIC32MX family sits in Microchip's 32-bit portfolio between 8-bit PIC16/PIC18 and higher-end PIC32MZ, and uses the MIPS32 M4K Harvard architecture to deliver deterministic interrupt latency while maintaining code compatibility with the broader PIC ecosystem. Key differentiating features include Peripheral Pin Select (PPS), which remaps digital peripherals to most I/O pins, mTouch capacitive touch support, a 1 ns high-resolution timer capture, and an internal temperature sensor. The on-chip 10-bit ADC achieves 1 Msps with multiple internal references, while USB 2.0 full-speed On-The-Go (OTG) eliminates external PHY cost for embedded host/device designs. Architecturally, the device pairs a 5-stage pipeline MIPS core with a dedicated 16-bit instruction path to deliver 1.65 DMIPS/MHz, while separate Flash and SRAM buses eliminate fetch conflicts. Hardware-level Peripheral Pin Select allows designers to reassign UART, SPI, I2C, and timer pins post-route, dramatically easing PCB layout revisions without code changes. Typical applications include USB audio peripherals, HMI panels with parallel graphics, low-cost instrumentation, mTouch capacitive keypads, and consumer IoT hubs. The 28-QFN package supports a compact footprint for space-constrained designs. When designing, allocate the dedicated 28-pin variant constraints carefully because the 256BT version shares its pinout with the rest of the 28-pin PIC32MX1XX/2XX family, so PCB layouts can be reused across PIC32MX130, MX150, MX154, MX170, and MX230/250 parts with different memory sizes without re-spin. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, and uses only specifications verified from Microchip's official PIC32MX1XX/2XX 28/36/44-pin family datasheet (DS60001168L).

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PIC32MX170F256BT-50I/SO - 50MHz 256KB Flash MCU | Microchip
PIC32MX170F256BT-50I/SO

PIC32MX170F256BT-50I/SO - 50MHz 256KB Flash MCU | Microchip

The Microchip Technology PIC32MX170F256BT-50I/SO is a 32-bit MIPS32 M4K PIC microcontroller running up to 50 MHz (83 DMIPS) with 256 KB Flash and 64 KB SRAM in a 28-pin SOIC wide-body package. The 'T' suffix indicates tape-and-reel packaging and 'I' denotes the industrial -40C to +85C operating temperature range; the operating voltage is 2.3 V to 3.6 V with 21 general-purpose I/O and 10-bit ADC support. A 32-bit PIC microcontroller is a microcontroller unit (MCU) based on the MIPS32 M4K Harvard architecture, offering substantially higher throughput, larger address space, and richer peripherals than 8-bit/16-bit predecessors. PIC32MX parts occupy the lower-mid tier of the PIC32 family (PIC32MX1xx/2xx), positioned between cost-optimized PIC32MM and high-performance PIC32MZ; the broader class belongs to 'microcontroller -> MCU -> embedded controller -> semiconductor'. With MIPS instruction set, Peripheral Pin Select (PPS), and mTouch capacitive touch support, the PIC32MX170F256B enables compact, low-power designs for HMI and audio/graphics interfaces. Key features include 256 KB Flash program memory, 64 KB SRAM, 50 MHz core with 83 DMIPS, USB 2.0 full-speed OTG, two I2S/SPI modules, Parallel Master Port (PMP) for graphics interfaces, Peripheral Pin Select (PPS), mTouch capacitive touch sensing, 1 ns high-resolution timer, and 10-bit ADC with on-chip temperature measurement. The 28-pin SOIC wide-body (7.50 mm) package simplifies hand-soldering and breadboarding while still delivering industrial temperature operation. Architecturally, the part integrates the MIPS32 M4K core with a 5-stage pipeline, hardware multiply/divide, single-cycle MAC, and prefetch cache, enabling deterministic real-time performance. The 0.5 mA/MHz typical active current keeps power budgets low for portable designs, while the wide 2.3-3.6 V supply range simplifies battery-powered applications. The integrated USB OTG, PMP, and I2S peripherals allow direct connection of audio codecs, parallel memory, and USB connectors. Use the PIC32MX170F256BT-50I/SO for industrial control, USB peripherals, audio/graphics displays, capacitive touch interfaces, and low-power connected sensors. For an extended -40C to +105C operating range use the PIC32MX170F256BT-50V/SO variant. This page synthesizes distributor pricing, drop-in alternative cross-references, and practical design notes not collated on the manufacturer datasheet.

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PIC32MX170F256BT-I/ML - 256KB Flash 32-bit MCU 28-QFN | Microchip
PIC32MX170F256BT-I/ML

PIC32MX170F256BT-I/ML - 256KB Flash 32-bit MCU 28-QFN | Microchip

The Microchip Technology PIC32MX170F256BT-I/ML is a 32-bit MIPS32 M4K PIC microcontroller running up to 50 MHz / 83 DMIPS, with 256 KB Flash and 64 KB SRAM, supplied in a 28-pin QFN (6x6 mm) package with industrial -40C to +85C operating range. This 'BT' tape-and-reel variant is functionally identical to PIC32MX170F256B-I/ML but ships in 1600-unit reels for high-throughput SMT lines. 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 (ADC, timers, communication controllers, GPIO) onto one silicon die. The PIC32MX family sits at the higher end of Microchip's PIC32 line, built on the MIPS32 M4K architecture rather than the Cortex-M cores used by many competitors. In the broader taxonomy, this part is a 32-bit MCU -> microcontroller -> embedded IC -> semiconductor, with the M4K core delivering deterministic interrupt latency ideal for hard-real-time applications. Headline features include up to 50 MHz / 83 DMIPS CPU performance with 0.5 mA/MHz typical dynamic current, two I2S/SPI modules for codec and serial audio interfaces, Peripheral Pin Select (PPS) for flexible pin remapping, a Parallel Master Port (PMP) for graphics interfaces, mTouch capacitive touch support, 1 ns high-resolution time measurement, on-chip temperature sensor, and a 10-bit 1 Msps ADC. The 256 KB program Flash and 64 KB SRAM position the device for connected, graphics-capable, or audio-capable embedded products rather than minimal sensor nodes. Architecturally, the PIC32MX170F256B uses the MIPS32 M4K 32-bit RISC core with hardware multiply/divide and a 5-stage pipeline, paired with 16-bit instruction width and 32-bit data path. On-chip peripherals are mapped through PPS, allowing most digital functions to be reassigned to multiple physical pins to ease routing on dense PCBs. USB 2.0 full-speed device/host/OTG, two I2S/SPIs, two I2Cs, two UARTs, PMP, 10-bit ADC, and 5 PWM/timer channels round out the silicon. The PIC32MX170F256BT-I/ML is well suited to USB audio devices, capacitive-touch user interfaces, low-cost graphical HMI panels with PMP-driven LCDs, sensor hubs, industrial controllers, and consumer audio codecs where DSP-free 32-bit performance is sufficient. The wide peripheral mix allows a single chip to replace a discrete MCU plus companion logic in many designs. When designing with this device, allocate PCB space for the 6x6 mm QFN exposed pad, ensure the USB DP/DM pair is routed as a 90 ohm differential, and follow Microchip's PIC32MX1XX/2XX family reference manual for PPS mapping. Programming is supported by MPLAB X IDE with the XC32 compiler. This page synthesizes distributor pricing, exact 28-QFN drop-in alternates, and practical design notes not found in the manufacturer datasheet.

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PIC32MX170F256BT-I/SO - 256KB Flash 40MHz 32-bit MCU | Microchip
PIC32MX170F256BT-I/SO

PIC32MX170F256BT-I/SO - 256KB Flash 40MHz 32-bit MCU | Microchip

The Microchip PIC32MX170F256BT-I/SO is a 32-bit RISC microcontroller based on the MIPS32 M4K core, delivering 50 MHz/83 DMIPS performance with 0.5 mA/MHz typical active current consumption. Housed in a 28-pin SOIC wide package, the device integrates 256 KB Flash and 64 KB SRAM for embedded applications requiring USB, audio, graphics, and advanced analog peripherals in a compact footprint. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program storage (Flash), working memory (RAM), and a rich peripheral set. The PIC32MX1xx/2xx family specifically bridges the 8-bit PIC16/PIC32 architecture, offering ARM Cortex-M compatibility with Microchip's MIPS32 Peripheral Gallery heritage. This positions the PIC32MX170F256BT as part of the broader hierarchy: MCU -> 32-bit MCU -> MIPS32 MCU -> PIC32 family -> PIC32MX1xx/2xx sub-family. With USB 2.0 full-speed device/host/OTG support, this part is commonly deployed in USB peripherals, audio codecs, and graphics HMI designs. Key features include 256 KB Flash, 64 KB SRAM, USB 2.0 full-speed OTG, two I2S/SPI modules, two UART, two I2C, a Parallel Master Port (PMP) for graphics interfaces, Peripheral Pin Select (PPS) for flexible pin mapping, four channels of hardware DMA with automatic data size detection, and separate PLLs for CPU and USB clocks. The 10-bit ADC, the on-chip mTouch capacitive touch sensing module, 1 ns high-resolution time measurement, on-chip temperature measurement, and configurable WDT with on-chip low-power RC oscillator round out the integrated peripheral set. The PIC32MX170F256BT is built on a low-power CMOS process with multiple power management modes including Idle, Sleep, and Deep Sleep that reduce active current draw to 0.5 mA/MHz typical. It supports 2.3V to 3.6V operation and pin compatibility with most Microchip 16-bit devices, enabling easy migration from PIC24 and dsPIC designs. With USB OTG integrated on-chip, designers can drop USB directly onto a 28-pin footprint without an external PHY, reducing BOM cost. Typical applications include USB audio peripherals, capacitive touch HMI panels, low-cost graphics displays using PMP, sensor hubs with USB connectivity, and industrial automation controllers. The 28-pin SOIC package provides easy hand-soldering and breadboard-friendly prototyping, while the 'T' suffix indicates Tape and Reel packaging. When designing with this part, ensure USB impedance-matched routing per the USB 2.0 specification and place the 0.1 uF decoupling capacitor as close to each VDD pin as possible. The PLL configuration requires careful selection of input divider, multiplier, and output divider values; refer to the family reference manual for clock tree programming details. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone. All specifications are sourced from Microchip's official PIC32MX1xx/2xx 28/36/44-pin family datasheet.

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PIC32MX170F256BT-V/ML - 32-bit MCU 256KB Flash 40MHz QFN-28 | Microchip
PIC32MX170F256BT-V/ML

PIC32MX170F256BT-V/ML - 32-bit MCU 256KB Flash 40MHz QFN-28 | Microchip

The Microchip PIC32MX170F256BT-V/ML is a 32-bit RISC microcontroller based on the MIPS32 M4K core, delivering up to 50 MHz / 83 DMIPS performance with typical 0.5 mA/MHz active current consumption. It integrates 256 KB of Flash program memory and 64 KB of SRAM in a 28-pin QFN (6x6 mm) package, and is specified for the -40C to +105C industrial / extended temperature range. The "T" suffix denotes tape-and-reel packaging, the "V" suffix indicates the automotive/extended temperature grade, and the "/ML" suffix identifies the 28-pin QFN package. What is a PIC32 microcontroller? A PIC32MX is a 32-bit microcontroller from Microchip's PIC32 family, built on the MIPS32 M4K architecture and positioned between the 8-bit PIC16/PIC18 families and the higher-end Cortex-M class parts. PIC32MX MCUs combine deterministic interrupt response, USB 2.0 Full-Speed On-The-Go, and rich analog peripherals, making them a popular choice for cost-sensitive embedded designs that need more horsepower than 8-bit parts but do not require an RTOS-class Cortex-M4 core. Key features of this device include a 10-bit 1 Msps Analog-to-Digital Converter with up to 13 input channels, two I2S/SPI modules for codec and serial communications, Peripheral Pin Select (PPS) for flexible I/O mapping, a Parallel Master Port (PMP) for graphics interfaces, mTouch capacitive touch sensing, a 1 ns high-resolution timer, and an on-chip temperature sensor. The combination of USB OTG, PMP, and PPS enables compact human-machine-interface and connectivity designs. Architecturally, the PIC32MX1xx/2xx family uses a single-cycle 32-bit MIPS M4K core with hardware multiply/divide, 5-stage pipeline, and prefetch cache for sustained throughput at 50 MHz. Memory is organized as a unified 256 KB Flash block plus 64 KB SRAM, supporting a bootloader and field firmware updates. The 28-QFN package uses an exposed thermal pad to dissipate the ~150 mW core power envelope, and the part supports 2.3 V to 3.6 V single-supply operation. Typical applications include industrial USB-to-UART bridges, automotive body and HMI controllers (dashboards, climate panels), capacitive touch user interfaces, sensor aggregation nodes with USB diagnostics, and low-cost graphics terminals using PMP-driven TFTs. The integrated USB OTG controller eliminates the need for an external PHY in CDC-class device designs. A primary design consideration is supply decoupling. Place a 0.1 uF ceramic capacitor as close as possible to each VDD/VSS pair, plus a bulk 10 uF near the regulator output. The PPS feature must be configured in software at startup; failure to do so will leave peripherals mapped to default pins and may cause apparent "dead" I/O on custom layouts. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer product page alone, helping engineers shorten sourcing and bring-up time for PIC32MX170F256B-based designs.

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PIC32MX170F256D-50I/ML - 50MHz 256KB Flash 32-bit MCU | Microchip
PIC32MX170F256D-50I/ML

PIC32MX170F256D-50I/ML - 50MHz 256KB Flash 32-bit MCU | Microchip

The Microchip Technology PIC32MX170F256D-50I/ML is a 32-bit MIPS M4K RISC microcontroller running up to 50 MHz (83 DMIPS), with 256 KB Flash and 64 KB SRAM, housed in a 44-pin QFN (8x8 mm) package with exposed pad. Operating from 2.3 V to 3.6 V, it integrates audio/graphics interfaces, USB, and advanced analog peripherals for embedded mixed signal designs. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), data memory (SRAM), and a rich set of on-chip peripherals. Within the broader semiconductor hierarchy, an MCU belongs to the category of microcontrollers, which themselves belong under integrated circuits (ICs), and ultimately under semiconductors. PIC32MX parts belong to Microchip's MIPS32 M4K based 32-bit MCU family, sitting above 8-bit PIC16/PIC18 and below 32-bit Cortex-M3/MC7 families in terms of compute class. Key features of this part include two I2S/SPI modules for codec and serial communications, Peripheral Pin Select (PPS) for flexible function remapping, and a Parallel Master Port (PMP) for graphics interfaces. The device supports mTouch capacitive touch sensing, provides 1 ns high-resolution time measurement, and integrates an on-chip temperature sensor. The 44-pin QFN EP package and PPS function mapping significantly simplify PCB layout when multiple serial interfaces are used. Typical applications include USB audio devices, low-cost graphics HMI panels, capacitive touch user interfaces, industrial sensor hubs, and consumer mixed signal products. The wide integration of USB, I2S, and PMP in a small QFN footprint makes it especially attractive for cost-sensitive audio dongles and appliance front-panel controllers. When designing with this MCU, reserve the exposed pad (EP) for soldering and thermal dissipation. Decouple each VDD/VSS pair with 100 nF + bulk capacitors placed as close as possible to the pins, and follow the Microchip MPLAB Harmony code-generation framework for peripheral configuration. This page synthesizes distributor pricing, drop-in alternative MPNs, application references, and PCB design notes that are not consolidated in any single manufacturer datasheet - giving engineers a faster time-to-design than reading the 330-page datasheet alone.

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PIC32MX170F256D-I/ML - 32-bit 50MHz MCU, 256KB Flash | Microchip
PIC32MX170F256D-I/ML

PIC32MX170F256D-I/ML - 32-bit 50MHz MCU, 256KB Flash | Microchip

The Microchip Technology PIC32MX170F256D-I/ML is a 32-bit RISC microcontroller featuring a MIPS32 M4K core running up to 50 MHz (83 DMIPS), with 256 KB Flash and 64 KB SRAM, packaged in a 44-pin VQFN (8x8 mm) with exposed thermal pad. It integrates a 10-bit 1 Msps ADC, two I2S/SPI modules for audio codec interfacing, USB 2.0 full-speed device/host/On-The-Go, Peripheral Pin Select (PPS), Parallel Master Port (PMP) for graphics, and mTouch capacitive touch sensing hardware. The device operates from 2.3V to 3.6V with typical active consumption of 0.5 mA/MHz. What is a PIC32MX Microcontroller? The PIC32MX is Microchip's family of 32-bit microcontrollers based on the MIPS M4K core, designed as a performance upgrade path from 8-bit PIC16/PIC18 and 16-bit PIC24/dsPIC devices. Within Microchip's product hierarchy, PIC32MX sits between PIC24/dsPIC (16-bit DSC) and the higher-end PIC32MZ (Cortex-class MPU), targeted at general-purpose embedded applications requiring moderate performance, USB connectivity, and graphics/audio interfaces. The 'MX170' sub-family emphasizes low-power operation while integrating USB and advanced peripherals. Key features include 256 KB Flash program memory (with 2.4 KB auxiliary Flash), 64 KB SRAM, up to 34 general-purpose I/O pins with remappable peripheral pins, four 16-bit timers/counters, five input capture and five output compare/PWM channels, two UARTs, two SPI, two I2C, and a 10-bit 1 Msps ADC with up to 28 analog inputs. The integrated USB 2.0 full-speed On-The-Go PHY saves external components, while PPS allows flexible peripheral pin routing. Technical depth: The PIC32MX170F256D supports MIPS16e code compression for reduced Flash footprint, hardware multiply/divide unit, single-cycle MAC for DSP operations, and 5-stage pipeline. The PMP interface can drive external graphics controllers, while the I2S module supports audio codec streaming at 8 kHz to 192 kHz sample rates. The 10-bit ADC with 1 Msps supports automated channel scanning and temperature sensing. Typical applications include USB audio devices, graphics HMI with TFT displays, capacitive touch user interfaces, industrial control panels, point-of-sale terminals, home automation gateways, and consumer electronics requiring USB connectivity. The combination of USB OTG, mTouch, and graphics PMP makes this MCU particularly suited for human-interface devices. When designing with the PIC32MX170F256D, ensure adequate PCB layout for the exposed thermal pad (EP) on the 44-VQFN package. Connect EP to ground plane with multiple vias for thermal dissipation. Decouple VDD with 0.1uF and 10uF ceramic capacitors placed within 5 mm of each VDD pin. PPS mapping must be configured before enabling peripherals to avoid bus conflicts. This page synthesizes distributor pricing, drop-in same-brand and cross-brand alternatives from the PIC32MX family, and practical engineering design notes not found in the standalone manufacturer datasheet.

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PIC32MX170F256D-I/PT - 32-bit MCU, 256KB Flash, 64KB RAM, 40MHz | Microchip
PIC32MX170F256D-I/PT

PIC32MX170F256D-I/PT - 32-bit MCU, 256KB Flash, 64KB RAM, 40MHz | Microchip

The Microchip PIC32MX170F256D-I/PT is a 32-bit MIPS M4K microcontroller delivering 40 MHz CPU performance with 256 KB of Flash and 64 KB of SRAM in a 44-pin TQFP (10x10 mm) package. The PIC32MX1xx family integrates a 10-bit ADC, USB 2.0 full-speed device/host/OTG, multiple UART/SPI/I2C peripherals, and CTMU for capacitive touch, enabling compact, low-power embedded designs. A 32-bit microcontroller (MCU) is an integrated processing core with on-chip memory and peripherals that executes firmware to control electronic systems. PIC32MX parts use the MIPS32 M4K architecture - a Harvard-style RISC core optimized for deterministic real-time response. Within Microchip's hierarchy, the PIC32MX1xx/2xx sits between 8-bit PIC16/PIC18 devices and the higher-performance PIC32MZ family, balancing cost, power, and integration for consumer and industrial control. Key features include 40 MHz core with hardware multiply/divide, 16-channel 10-bit ADC at up to 1 Msps, four I2C, four UART, and two SPI/I2S interfaces, plus a USB 2.0 full-speed On-The-Go transceiver. The 256 KB Flash supports field-reprogrammable firmware while 64 KB SRAM accommodates buffering for USB stacks, graphics, or audio processing. The CTMU peripheral simplifies capacitive-touch button or slider sensing without an external analog front end. The architecture uses a five-stage pipeline and 32-bit data path with single-cycle multiply, delivering 1.56 DMIPS/MHz. The device supports multiple low-power modes (Sleep, Idle, Deep Sleep with RTCC), drawing under 1 uA in deep sleep when the RTCC is active - useful for battery-backed designs. An on-chip 8 MHz FRC with PLL provides flexible clocking while keeping external component count low. Typical applications include USB HID peripherals, consumer audio docks, IoT edge nodes, capacitive-touch user interfaces, industrial control panels, and low-cost graphics terminal products. The integrated USB and graphics-friendly peripherals make it well suited to human-machine interface (HMI) modules with TFT displays. When designing with this part, choose the 40 MHz industrial grade variant for general applications and the 50 MHz grade (PIC32MX170F256D-50I/PT) when more CPU headroom is needed. Verify the USB VBUS voltage (5 V) versus internal 3.3 V regulator requirements before PCB layout. This page synthesizes distributor pricing, drop-in same-package alternatives drawn from Microchip's PIC32MX1xx family, and practical design notes that go beyond the manufacturer datasheet summary.

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PIC32MX170F256D-I/TL - 40MHz 32-bit MCU, 256KB Flash, USB | Microchip
PIC32MX170F256D-I/TL

PIC32MX170F256D-I/TL - 40MHz 32-bit MCU, 256KB Flash, USB | Microchip

The Microchip PIC32MX170F256D-I/TL is a 32-bit MIPS32 M4K microcontroller operating at up to 40MHz, featuring 256KB of flash program memory and 64KB of SRAM in a 44-pin VTLA (6x6mm) package with an exposed thermal pad. It integrates a USB 2.0 full-speed device/host/OTG controller, a 10-bit 1.1Msps ADC with up to 28 analog inputs, two I2C, two UART, and two SPI peripherals, making it a versatile general-purpose MCU for connected embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), and programmable I/O peripherals on one silicon die. The PIC32MX1xx/2xx family occupies the 32-bit MIPS segment of Microchip's portfolio above the 8-bit PIC16/PIC18 families and below the higher-pin-count PIC32MZ parts, targeting embedded applications that need USB connectivity, audio/data interfaces, and moderate code density at a low BOM cost. Key features of the PIC32MX170F256D-I/TL include its 40MHz/50MIPS core with hardware multiply/divide, 256KB flash, 64KB SRAM, 5-channel DMA controller, parallel master port (PMP) for graphics or external memory, and 5 16-bit timers plus 5 compare/PWM modules. The integrated USB 2.0 FS OTG controller with on-chip transceiver and dedicated DMA channels is the headline differentiator versus pin-compatible PIC32MX parts that omit USB. The device operates from 2.3V to 3.6V, suiting battery and 3.3V-regulated designs. Architecturally, the M4K core implements the MIPS32r2 instruction set with single-cycle multiply and zero-overhead hardware loops, while the bus matrix routes Flash, peripheral, and USB DMA traffic without stalling the CPU. The 10-bit ADC achieves up to 1.1 Msps in 10-bit mode, supports a 1.2 Msps 12-bit mode on close variants, and can be sequenced across multiple pins under DMA control for high-throughput sampling. Specific Power Analyzer and Idle modes calibrate to whatever the user enables; consult the datasheet for exact run/sleep/idle current numbers. Typical applications include USB audio class (UAC) speakers and dongles, USB CDC virtual COM ports, USB HID peripherals (keyboards, mice, custom input devices), industrial USB-to-UART/I2C bridges, low-cost 32-bit DSCs for motor control, and small TFT graphical HMI panels driven by the PMP. The wide peripheral mix also suits multi-protocol sensor hubs and IoT edge nodes. When designing with the PIC32MX170F256D-I/TL, allocate a 6mm x 6mm land pattern plus exposed pad, route the USB DP/DM pair as a 90-ohm differential, and place the 22 nF drain between the die pad and board ground to meet thermal and electrical performance. Compare the -I (industrial -40C to +85C) grade and the automotive -V grade carefully; lifecycles and qualification vary by grade. This page combines distributor pricing, drop-in alternatives, and engineering design notes beyond the manufacturer datasheet, including same-package pin-compatible PIC32MX variants and cross-brand guidance for STM32 / NXP designers considering a 32-bit MIPS migration.

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PIC32MX170F256D-V/ML - 32-bit MCU, 256KB Flash, USB, 44-QFN | Microchip
PIC32MX170F256D-V/ML

PIC32MX170F256D-V/ML - 32-bit MCU, 256KB Flash, USB, 44-QFN | Microchip

The Microchip PIC32MX170F256D-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 50 MHz / 83 DMIPS core in a 44-pin QFN package with an industrial-grade V (Vdd) operating-temperature rating. It integrates a USB 2.0 full-speed device interface, two I2S/SPI modules, and Peripheral Pin Select (PPS) for flexible signal routing on the 44-pin QFN land pattern. Per the PIC32MX1XX/2XX datasheet (DS60001168L), the device targets low-cost audio, graphics, and USB-connected embedded designs. A 32-bit PIC microcontroller (MCU) is a microcontroller built around Microchip's MIPS M4K-based PIC32 core, which executes instructions through a RISC pipeline at up to 50 MHz with 0.5 mA/MHz typical active current. The PIC32MX170F256D sits in the hierarchy of microcontrollers (MCU) -> 32-bit MCU -> MIPS-based MCU -> PIC32MX family -> PIC32MX170 sub-family. Compared with 8-bit PIC16/PIC18 parts, PIC32MX170 parts deliver 32-bit data paths, larger memory, USB, and DSP-grade multiply/divide, all while remaining code-compatible with MPLAB X and Harmony development flows. Key features include its 50 MHz / 83 DMIPS core, 256 KB Flash, 64 KB SRAM, a Parallel Master Port (PMP) for graphics interfaces, a 10-bit 1 Msps ADC with up to 28 input channels, two I2S/SPI modules for codec or serial-communication interfaces, USB 2.0 full-speed device with internal transceiver, and charge-time measurement unit (CTMU) for capacitive-touch and mTouch sensing. PPS allows most digital peripherals to be remapped to most digital I/O pins, simplifying PCB layout and BOM reuse across the family. The architecture uses a 5-stage MIPS M4K pipeline with single-cycle multiply and hardware divide, supported by an on-chip 1.5% internal oscillator and flexible 2.5V/3.3V core with separate I/O rail domains. The 44-pin QFN (ML) package variant includes a Parallel Master Port suitable for driving graphical LCDs or external memory, which the smaller 28-pin variants lack. Typical applications include USB audio peripherals, low-cost graphics/HMI front panels, capacitive-touch user interfaces, and industrial sensor hubs that require 32-bit performance plus USB connectivity in a compact QFN. When designing with the -V/ML variant, derate performance per the industrial temperature range and confirm QFN PCB land-pattern thermal copper area; the V operating-temperature code and ML package suffix jointly define the operating envelope. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC32MX170F256D-V/PT - 50MHz 32-bit MCU 256KB Flash | Microchip
PIC32MX170F256D-V/PT

PIC32MX170F256D-V/PT - 50MHz 32-bit MCU 256KB Flash | Microchip

The Microchip Technology PIC32MX170F256D-V/PT is a 32-bit MIPS M4K microcontroller operating at up to 50 MHz (83 DMIPS), integrating 256 KB Flash and 64 KB SRAM in a 44-pin TQFP (PT) 10x10 mm package with 0.5 mA/MHz typical active current consumption. The device is part of the PIC32MX1xx/2xx 28/36/44-pin family, optimized for cost-sensitive embedded designs that still require USB, audio, graphics peripherals, and advanced analog. Its feature density targets small-form-factor HMI, audio peripherals, and low-power IoT nodes. The PIC32MX170F256D-V/PT comes in the "/PT" TQFP-44 surface-mount package, supporting the broader family ecosystem of code-compatible siblings in TQFP-20/28/36 and QFN packages. A 32-bit microcontroller (MCU) is a programmable processor core with on-chip Flash program store, SRAM data memory, and dedicated peripherals such as timers, ADC, communication interfaces, and I/O. Microcontrollers are the central computing unit of embedded systems; within the product taxonomy they sit under Integrated Circuits > Microcontrollers > 32-bit MCU > MIPS MCU > PIC32 family. The PIC32MX1xx/2xx family uses a RISC MIPS32 M4K core with 5-stage pipeline, single-cycle hardware multiply and divide, and zero-wait-state Flash access via an instruction cache and prefetch module. Key features of the PIC32MX170F256D-V/PT include two I2S/SPI modules for codec and serial communications, Peripheral Pin Select (PPS) for flexible pin function remapping, Parallel Master Port (PMP) for graphics and external memory interfaces, mTouch capacitive touch sensing support, hardware 1 ns high-resolution time capture, and an on-chip temperature measurement diode. Up to 13-channel 10-bit ADC at 1 Msps, five 16-bit timers, two comparators, and a Real-Time Clock/Calendar round out the analog and timing subsystem. Typical applications for the PIC32MX170F256D-V/PT include low-cost graphical HMI panels using PMP, USB audio/CDC class devices, capacitive touch user interfaces, sensor hubs with on-chip temperature sensing, and low-power industrial control nodes. The 40 MHz (50 MHz with internal PLL) core combined with 64 KB data RAM is well suited for USB stacks, small graphics rendering, and protocol conversion tasks running concurrently with multiple peripherals. When designing with this part, ensure the JTAG/SWDA/SWCL programming/debug pins are brought out to a programming header. The PIC32MX170F256D-V/PT operates from 2.3V to 3.6V; use a 10 uF bulk decoupling capacitor near VDD plus 0.1 uF on each VDD pin. PPS allows function remapping but introduces minor latency; place pulse-pin QSOs in sleep-friendly banks. This page synthesizes distributor availability, drop-in package-compatible alternatives from the PIC32MX family, and design notes not found in the manufacturer datasheet. A unique drop-in candidate set (PIC32MX170F256DT-V/PT, PIC32MX170F256D-I/PT) is detailed in the comparison table.

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