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PIC16LF18455T-I/SO

PIC16LF18455T-I/SO - 8-bit MCU, 14KB Flash, 32MHz, 28-SOIC | Microchip

The Microchip Technology PIC16LF18455T-I/SO is an 8-bit PIC microcontroller featuring 14KB (8K x 14 words) of Flash program memory, 1KB of SRAM, and 256 bytes of EEPROM, housed in a 28-pin SOIC package. It runs at up to 32MHz on the enhanced mid-range PIC16 core with nanoWatt XLP (eXtreme Low Power) technology and operates from 1.8V to 3.6V, making it ideal for battery-powered and energy-harvesting applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), and a rich set of peripheral modules into one package. The PIC16 family occupies the mid-range tier of Microchip's 8-bit portfolio, sitting between the baseline PIC10/PIC12 and the high-end PIC18 families, and is widely used for general-purpose embedded control, sensor interfacing, and low-power IoT nodes. Key features of the PIC16LF18455 include a 12-bit ADC with Computation (ADC2) offering 24 channels, a 5-bit DAC, two comparators, two 10-bit PWMs with complementary waveform generation, four Configurable Logic Cells (CLC), two EUSART, two MSSP (SPI/I2C), and a Complementary Waveform Generator (CWG). It provides 26 general-purpose I/O pins, supports up to 11 timers, and includes Memory Access Partitioning (MAP) for bootloader-style code protection and Device Information Area (DIA) for unique serialization. The device's Intelligent Analog and Core Independent Peripherals (CIPs) architecture allows many tasks - signal conditioning, waveform generation, sensor fusion - to execute autonomously in hardware without CPU intervention. Combined with eXtreme Low Power modes (down to sub-microamp sleep currents), the PIC16LF18455 is engineered for always-on, sensor-front-end designs where the CPU must sleep for extended periods to preserve battery life. Typical applications include IoT sensor nodes, battery-powered medical devices, consumer appliances, LED lighting controllers, automotive body electronics (non-safety), industrial sensor hubs, and USB-to-UART bridge dongles. The wide operating voltage range also supports direct 2xAA or coin-cell operation without external LDO stages. When designing with this MCU, ensure the ICSP/PGD/PGC pins are accessible for in-circuit programming and that the MCLR pull-up is correctly configured to avoid unintentional resets. Designers should consult Microchip's MPLAB X IDE and XC8 compiler for code development, and use the PIC16F18455 Curiosity Nano board for rapid prototyping. This page synthesizes distributor pricing, drop-in alternatives within the SOIC-28 footprint, and practical design notes not found in the manufacturer datasheet alone.

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PIC16LF18456-E/SO

PIC16LF18456-E/SO - 32MHz 8-bit MCU, 28KB Flash, XLP | Microchip

The Microchip PIC16LF18456-E/SO is an 8-bit RISC microcontroller in the PIC16(L)F184xx family, delivering 32MHz core performance, 28KB of Flash program memory, and 2KB of SRAM in a 28-pin SOIC package. It operates from a 2.5V to 3.6V supply (3V nominal) and consumes nanoWatt XLP (eXtreme Low Power) sleep currents, making it ideal for battery-powered and energy-harvesting applications. A PIC microcontroller (Programmable Interface Controller, or Peripheral Interface Controller) is an 8-bit RISC Harvard-architecture MCU family originally developed by General Instrument and now sold by Microchip Technology. PIC MCUs sit at the bottom of the embedded computing hierarchy (8-bit microcontroller -> microcontroller -> embedded processor -> semiconductor) and remain popular because they combine low cost, deterministic interrupt latency, simple peripheral integration, and decades of mature toolchain support (MPLAB X, XC8 compiler, PICkit programmers). Key features of this part include 26 digital I/O lines, a 12-bit ADC with Computation (ADC2), two 10-bit PWMs, a Complementary Waveform Generator (CWG), a 5-bit DAC, comparators, EUSART, and two SPI/I2C peripherals. Core Independent Peripherals (CIPs) operate without CPU intervention, reducing firmware complexity and active-mode power consumption. The 'LF' suffix denotes the low-voltage (2.5V-3.6V) variant, while the 'F18456' die supports XLP nanoWatt technology with typical sleep currents below 1 uA. Architecturally, the PIC16LF18456 uses an enhanced mid-range 16-bit instruction word core with a hardware multiply, providing 32MHz performance from a 31kHz to 32MHz internal oscillator block. The ADC2 peripheral includes oversampling, averaging, and threshold comparison hardware. Device Information Area (DIA) and Memory Access Partitioning (MAP) support secure boot and memory protection use cases. Typical applications include IoT sensor nodes, battery-powered home automation, low-power wireless motor control, consumer appliances, automotive body electronics (sensor interfaces), and industrial control panels where deterministic behavior, low sleep current, and small footprint are critical. When designing with this part, place a 0.1uF decoupling capacitor within 5mm of each VDD pin and tie unused I/O lines to defined logic levels (not floating) to minimize current leakage in XLP sleep modes. The ICSP programming pins (ICSPCLK/ICSPDAT) must be accessible for in-circuit programming and debugging. This page synthesizes distributor pricing, verified Microchip alternatives, and practical design notes that complement the manufacturer datasheet, with particular attention to the SOIC-28 drop-in variants in the PIC16LF18446/55/56 family.

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PIC16LF18456-E/SP

PIC16LF18456-E/SP - 32MHz 8-bit XLP MCU, 28KB Flash | Microchip

The Microchip Technology PIC16LF18456-E/SP is an 8-bit RISC microcontroller from the PIC16(L)F184xx family, featuring a PIC16 CPU core operating at up to 32MHz with 28KB (16K x 14 words) of Flash program memory and 2KB of data RAM, housed in a 28-pin SPDIP (0.300 inch, 7.62mm) through-hole package. Operating from 1.8V to 3.6V, the device integrates 256 bytes of data EEPROM, a 24-channel 12-bit ADC with Computation (ADCC), a 5-bit DAC, two PWM modules, a comparator, a Complementary Waveform Generator (CWG), and communication peripherals including EUSART and two SPI/I2C interfaces. The "LF" prefix designates the low-voltage (F) process variant for ultra-low-power XLP operation, and the "E" suffix denotes the -40C to +125C extended industrial temperature range. A microcontroller (MCU) is a single-chip computer containing a CPU core, program and data memory, and programmable I/O and peripherals. Within the broader taxonomy, the PIC16LF18456 belongs to the 8-bit MCU class (one-byte ALU, accumulator-based Harvard architecture), the PIC16 sub-family (baseline-to-mid-range enhanced core), and Microchip's XLP (eXtreme Low Power) product line targeting battery-operated and energy-harvesting designs. Its role in an embedded system is to execute firmware that reads sensors, drives actuators, and coordinates communication while consuming the minimum quiescent current practical for the application. Key differentiating features include 12-bit ADC resolution with automatic averaging and threshold comparison, hardware CIP (Core Independent Peripheral) functions such as the CWG that operate without CPU intervention, sleep currents measured in nanoamperes with multiple low-power modes (DOZE, IDLE, SLEEP, and peripheral disable), and on-chip debugging via MPLAB ICD. The wide operating voltage window permits direct connection to single-cell Li-ion or two-cell alkaline battery chemistries without external regulation. Typical applications include IoT sensor nodes, wearable health monitors, battery-powered remote controls, low-power wireless sensor endpoints, and industrial 4-20mA loop-powered transmitters. The extended temperature range also suits automotive under-hood and outdoor industrial cabinets. When designing with this part, plan the oscillator configuration early: the device supports an internal 32kHz to 32MHz HFINTOSC with PLL, an external crystal, or an external clock, and the active clock source determines both ADC acquisition timing and instruction-cycle accuracy. Reserve one I/O pin for ICSPDAT/ICSPCLK if in-circuit serial programming is required in production. This page synthesizes verified distributor pricing, 28-pin SPDIP drop-in alternatives from the same PIC16F184xx family, and practical design notes drawn from Microchip application literature, content not assembled on a single manufacturer page.

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PIC16LF18456-E/SS

PIC16LF18456-E/SS - 28KB Flash, 32MHz XLP 8-bit MCU | Microchip

The Microchip Technology PIC16LF18456-E/SS is an 8-bit PIC16 microcontroller from the XLP (eXtreme Low-Power) family, delivering 32 MHz CPU performance with 28 KB Flash and 2 KB SRAM in a 28-pin SSOP package. The device integrates a 12-bit ADC with Computation (ADC2), a 5-bit DAC, two PWM modules, complementary waveform generator (CWG), comparators, EUSART, and two SPI/I2C peripherals. An 8-bit microcontroller is a single-chip processor with an internal data bus and instruction bus width of 8 bits, optimized for embedded control rather than for high-throughput computation. Within the broader taxonomy it belongs to the PIC16 family, which in turn sits under Microcontrollers (MCU), Integrated Circuits (ICs), and finally Semiconductors. The PIC16F/LF184xx series specifically targets ultra-low-power applications where sleep currents in the nanoampere range and active currents near 30 µA/MHz enable years of battery life, while still offering modern analog and Core Independent Peripherals (CIPs) that offload timing-critical tasks from the CPU. Key specifications include 28 KB (16K x 14 words) of self-programmable Flash, 2 KB RAM, 256 bytes of EEPROM, an operating voltage range of 1.8 V to 3.6 V (with 2.5 V to 3.6 V nominal), and an extended industrial temperature range of -40°C to +125°C. The ADC2 peripheral provides up to 24 channels of 12-bit conversion with automated averaging, oversampling, and threshold comparison. The XLP architecture combined with idle and deep-sleep modes makes the part suitable for sensor nodes, IoT endpoints, and other energy-harvesting designs. Designed applications span low-power sensor hubs, consumer electronics, industrial automation, and automotive body modules. The wide peripheral set also makes the device usable as a general-purpose controller in user-interface boards, motor-control signal generators, and battery-powered instrumentation. When designing with the PIC16LF18456-E/SS, the primary trade-off is that the LF (low-voltage F) variant cannot operate above 3.6 V, so the regular PIC16F18456 must be selected when 5 V rails are present. The 28-SSOP package has better creepage than QFN variants, easing design in 230 V offline-isolated environments, but increases PCB footprint.

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PIC16LF18456-I/SP

PIC16LF18456-I/SP - 32MHz 8-bit MCU, 28KB Flash, XLP | Microchip

The Microchip Technology PIC16LF18456-I/SP is an 8-bit PIC16F-series microcontroller running up to 32MHz, integrating 28KB (16K x 14 words) of Flash program memory and 2KB of SRAM in a 28-pin SPDIP (0.300") through-hole package. The device is part of the PIC16(L)F184xx family featuring eXtreme Low-Power (XLP) technology, 12-bit ADCC, a 5-bit DAC, two PWMs, a Comparator, Complementary Waveform Generator (CWG), an EUSART, and two SPI/I2C peripherals. An 8-bit microcontroller (MCU) is a small computer built on a single IC containing a CPU, program memory (Flash), data memory (RAM), and integrated peripherals. Within the taxonomy MCU -> microcontroller -> embedded processor -> semiconductor, 8-bit PIC MCUs target cost-sensitive and low-power applications where deterministic real-time response and ease of programming outweigh raw throughput. The 'LF' prefix denotes the low-voltage (1.8V-3.6V) variant of the F-series, enabling battery-powered designs. Key features include 26 general-purpose I/O pins, 12-bit Analog-to-Digital Converter with Computation (ADCC) supporting automated averaging, filtering, and threshold comparison, two 10-bit PWMs with independent time bases, a 5-bit DAC, and Core Independent Peripherals (CIPs) such as CWG and NCO that offload tasks from the CPU. The integrated EUSART plus dual SPI/I2C provide flexible communication for sensor and display interfaces. The PIC16LF18456 implements a Harvard RISC architecture with a 14-bit instruction word and 16-level hardware stack, optimized for low-power operation through XLP nanoWatt techniques including sleep currents below 50 nA typical and multiple idle/sleep modes. The 28-pin SPDIP package simplifies breadboarding and field-serviceable designs while still exposing the full peripheral set of the family. Typical applications include battery-powered sensor nodes, IoT edge devices, low-power wireless sensor hubs, handheld instrumentation, LED lighting controllers with analog dimming, and consumer appliances requiring mixed-signal front-ends. The wide 1.8V-3.6V VDD range supports direct Li-ion or 2xAA battery operation. When designing with this device, allocate the 28KB Flash budget across the application code, bootloader (if used), and configuration words. Decouple VDD with a 100nF ceramic capacitor placed within 5 mm of the IC, and route the MCLR pin through a 10k pull-up to VDD with a 100nF capacitor for noise-free reset. The ICSP programming footprint should be reserved on the PCB even if in-circuit programming is not used initially. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet to accelerate Microchip PIC16LF18456 selection and second-source qualification.

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PIC16LF18456-I/SS

PIC16LF18456-I/SS - 28KB Flash 8-bit MCU | Microchip XLP

The Microchip PIC16LF18456-I/SS is an 8-bit PIC16 microcontroller in the PIC16(L)F184xx XLP family, featuring 28KB (16K x 14) of Flash program memory, 2KB SRAM, and 256B EEPROM, packaged in a 28-pin SSOP (5.30mm body width). The device runs from a wide 1.8V to 3.6V supply and is specified for an industrial -40C to +85C ambient temperature range. An 8-bit PIC microcontroller is a Harvard-architecture RISC device with separate program and data buses, optimized for low-power deterministic embedded control. PIC MCUs sit within the broader microcontroller taxonomy alongside 32-bit ARM Cortex-M and RISC-V MCUs, typically chosen for cost-sensitive, low-power, and interrupt-driven designs where deterministic timing matters more than raw compute throughput. Key features include a 32MHz internal oscillator, a 12-bit Analog-to-Digital Converter with Computation (ADC2), two 10-bit PWMs, a 5-bit DAC, comparators, CWG (Complementary Waveform Generator), EUSART, and two SPI/I2C peripherals - all branded as Core Independent Peripherals (CIPs). These CIPs let hardware handle timing-critical tasks without CPU intervention, reducing firmware complexity and active-mode current draw. The PIC16LF18456-I/SS uses Microchip's eXtreme Low-Power (XLP) technology, which is the family-level feature that enables deep-sleep currents in the nanoamp range and active currents in the microamp-per-MHz range. The 12-bit ADC2 with computation capability performs averaging, filtering, and threshold comparison in hardware - ideal for sensor signal conditioning without CPU load. Typical applications include battery-powered IoT sensor nodes, low-power wireless modules, HVAC and building automation controls, consumer appliances, and industrial sensor interfaces. Designers select this part when they need more code space and analog integration than entry-level PIC16F devices, while staying within the 8-bit XLP power envelope. When designing, ensure the configuration words (CONFIG1/CONFIG2) are properly set for the chosen clock source, brown-out reset, and watchdog behavior, since PIC MCUs are configured by hardware fuses rather than firmware registers. Use MPLAB X IDE with XC8 compiler for development. This page synthesizes distributor pricing, drop-in PIC16LF184xx family alternatives, and practical design notes that complement - but do not replace - the official Microchip datasheet.

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PIC16LF18456-I/STX

PIC16LF18456-I/STX - 8-Bit XLP MCU, 28KB Flash, 32MHz | Microchip

The Microchip Technology PIC16LF18456-I/STX is an 8-bit PIC microcontroller from the PIC16(L)F184xx family, featuring eXtreme Low-Power (XLP) technology, 28KB Flash program memory, 2KB RAM, and a 32MHz internal oscillator, housed in a 28-pin VQFN (4x4 mm) package with exposed thermal pad. The "LF" prefix denotes the wide 1.8V to 3.6V operating voltage range, making it ideal for battery-powered designs. The "I" denotes the industrial -40C to +85C temperature grade. A PIC microcontroller is a Harvard-architecture, RISC-based 8-bit MCU family from Microchip Technology, widely used in embedded systems for sensing, control, and communication. Within the broader semiconductor taxonomy, it sits as: PIC16 -> PIC microcontroller -> 8-bit microcontroller -> microcontroller -> embedded processor -> semiconductor. PIC MCUs are distinguished from ARM Cortex-M competitors by their deterministic instruction set, integrated Core Independent Peripherals (CIPs), and a vast ecosystem of MPLAB X IDE, MCC code generators, and application notes. The PIC16LF18456 specifically targets low-power sensor nodes, IoT end-points, and human-interface applications. Key features include 28KB (16K x 14 words) of self-programmable Flash, 2KB SRAM, 256 bytes of EEPROM, an integrated 12-bit ADC with Computation (ADC2), multiple Core Independent Peripherals such as Complementary Waveform Generator (CWG), configurable logic cells, and a 5-bit DAC. The device offers two SPI/I2C, one EUSART, two PWMs, and a comparator. The 28-VQFN (4x4 mm) exposed-pad package delivers a compact footprint with low thermal resistance for SMD mass-production designs. Technically, the PIC16LF18456 leverages a modified Harvard architecture with a 14-bit instruction word, allowing single-cycle execution on most instructions at 32MHz (8MHz instruction cycle). The XLP technology includes nanoWatt XLP sleep modes, typically drawing under 50 nA in deep sleep with RAM retention, and active current in the microamp range. Core Independent Peripherals (CIPs) handle tasks without CPU intervention, enabling the CPU to remain in sleep while the peripherals execute communications, waveform generation, or analog conversions. Typical applications include IoT sensor nodes, battery-powered remote controls, low-power wireless sensor hubs (paired with Sub-GHz or BLE modules), wearable health monitors, smart-home edge devices, and industrial sensor interfaces. Designers choose this MCU when ultra-low power consumption, integrated analog (ADC2/DAC), and a small footprint are required simultaneously. Designers should plan decoupling carefully: place a 0.1 uF ceramic bypass capacitor on each VDD pin within 3 mm, and use the exposed pad as a thermal and ground path with at least 4 thermal vias. Configuring the device for low-power operation requires disabling unused peripherals via the PMD registers, then placing the CPU in sleep with wake-up via interrupt on change or peripheral event. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical XLP design notes that go beyond the manufacturer datasheet summary.

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PIC16LF18456T-I/SO

PIC16LF18456T-I/SO - 8-bit MCU, 28KB Flash, 32MHz, 28-SOIC | Microchip

The Microchip Technology PIC16LF18456T-I/SO is an 8-bit PIC microcontroller built on the enhanced mid-range core, offering 28KB of program Flash, 2KB of SRAM, and 256 bytes of EEPROM in a 28-pin SOIC package. It operates up to 32MHz from a wide 1.8V-3.6V supply range and integrates Core Independent Peripherals (CIPs) including a 12-bit ADC with Computation (ADC2), a 5-bit DAC, two 10-bit PWMs, comparators, CWG, EUSART, and two SPI/I2C interfaces. The "LF" prefix denotes the eXtreme Low-Power (XLP) variant, with nanoWatt sleep modes suited for battery-powered designs. An 8-bit PIC microcontroller is a compact, deterministic RISC processor widely used in embedded control. Within the broader taxonomy, it sits under microcontroller (MCU) -> embedded processor -> semiconductor IC. Microchip's PIC16 architecture uses a Harvard design with separate program and data buses, enabling single-cycle instruction execution and predictable interrupt latency. The "LF" XLP series optimizes quiescent current to microampere and nanoampere ranges for sleep, idle, and doze modes, making it competitive with low-power ARM Cortex-M0+ parts in energy-sensitive applications such as wearables, IoT sensors, and remote controls. Key features include hardware CWG (Complementary Waveform Generator) for synchronous H-bridge and PFC drive, the ADC2 with averaging, oversampling, and threshold comparison, plus Memory Access Partitioning (MAP) for bootloader support. The device supports up to 25 mA source/sink per I/O, on-chip debug via ICD, and an internal 32MHz oscillator trimmed to within ±1% across temperature and voltage. Typical applications span low-power IoT nodes, sensor signal conditioning, motor control, LED lighting drivers, and battery chargers. The rich analog-mixed-signal integration often eliminates a companion op-amp or external ADC, reducing BOM cost. When designing, place 0.1µF and 1µF decoupling capacitors adjacent to VDD and AVdd pins and route the analog reference (VREF+) with a Kelvin connection to the source pad. The PIC16LF18456T-I/SO is shipped in tape and reel with an industrial -40°C to +85°C operating range. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet.

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PIC16LF1847-E/ML

PIC16LF1847-E/ML - 8-Bit 32MHz XLP MCU, 14KB Flash | Microchip

The Microchip PIC16LF1847-E/ML is an 8-bit PIC16 microcontroller in the 28-pin QFN (6x6 mm) package, featuring 14 KB Flash program memory, 1 KB RAM, and a 32 MHz internal oscillator with XLP (eXtreme Low Power) technology. The 'LF' prefix designates the wide 1.8V to 3.6V operating range suited to battery-powered designs, while the 'E' suffix indicates the extended -40C to +125C industrial temperature grade. The device integrates mTouch capacitive-sensing peripherals, two 8-bit timers, one 16-bit timer, enhanced PWM, ECCP, ADC, comparators, and the hardware Capacitive Voltage Divider (CVD) for touch sensing. What is an 8-bit microcontroller? An 8-bit MCU is a single-chip computer with an 8-bit data path, optimized for low-power, deterministic real-time control. It belongs to the hierarchy: microcontroller -> embedded processor -> semiconductor IC. The PIC16LF1847 belongs to Microchip's PIC16F/LF mid-range family, which sits between the PIC10/12/16 base-line family and the PIC18 high-performance family in Microchip's 8-bit portfolio. Key features include active sleep current as low as 20 nA at 1.8V, watchdog timer current of 300 nA at 1.8V, and Timer1 oscillator current of 650 nA at 32 kHz, making the part suited for always-on IoT sensors that spend 99 percent of their life in sleep. Operating current is 65 uA/MHz at 1.8V typical. The 28-QFN (6x6) package provides 16 general-purpose I/O pins, with peripherals mapped through Peripheral Pin Select (PPS) for layout flexibility. Typical applications include battery-powered sensor nodes, capacitive touch user interfaces, low-power wireless sensor endpoints, energy-harvesting devices, and consumer electronics requiring extended battery life. Designers benefit from the on-board 32 MHz internal oscillator and the integrated CVD module, which removes the need for external touch-sense hardware. A practical design tip is to budget for a 100 nF decoupling capacitor within 5 mm of the VDD pin and a 10 uF bulk capacitor on the main rail. Avoid leaving unused I/O pins floating - configure them as outputs low or inputs with internal weak pull-ups to keep sleep current at the 20 nA datasheet figure. This page synthesizes distributor pricing, drop-in alternative MPNs, and practical design notes not found in the manufacturer datasheet, including a side-by-side comparison against same-package PIC16LF and PIC16F family members from Microchip.

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PIC16LF1847-E/MV

PIC16LF1847-E/MV - 14KB Flash 28-pin XLP MCU | Microchip

The Microchip PIC16LF1847-E/MV is an 8-bit Flash microcontroller based on the enhanced mid-range PIC16 core with 49 instructions and 16 stack levels, packaged in a 28-pin UQFN with exposed pad (MV suffix). The device integrates 14KB of self-read/write Flash program memory, 1KB of RAM, and up to 32 MHz internal oscillator operation, providing a compact compute platform for low-power embedded designs. An MCU (microcontroller unit) is a single-chip computer that integrates a CPU, non-volatile program memory, volatile data memory, and peripherals such as timers, ADCs, and communication interfaces. The PIC16 (L)F1847 belongs to the nanoWatt XLP Technology family (XLP = eXtreme Low Power), which targets battery-powered and energy-harvesting applications through aggressive sleep-mode current reduction. Within Microchip's taxonomy, this places the part at the bottom of the PIC16 enhanced mid-range hierarchy, sitting above baseline PIC10/12/16 and below PIC18 and dsPIC architectures. Key features include a wide 1.8V to 3.6V supply range (LF low-voltage variant), support for 16 I/O pins, integrated ADC, multiple timers, EUSART, MSSP (SPI/I2C), and on-chip voltage reference. NanoWatt XLP technology delivers sleep currents measured in the nanowatt range, enabling years of operation from a single coin cell. The 28-pin UQFN exposed-pad package provides a compact 4x4 mm footprint suitable for space-constrained designs while improving thermal dissipation through the EP. Architecturally, the device uses a Harvard-style RISC core with separate program and data buses, two full 16-bit File Select Registers (FSRs) for indirect addressing, and a hardware-accumulative Multiply instruction. Compared with the older PIC16F1847 (5V) variant, the LF version trades the wider supply range for lower-voltage operation optimized for 2-cell battery or regulated 3.3V rails. Typical applications include battery-powered sensor nodes, IoT edge devices, consumer remote controls, low-power industrial monitors, and battery-backed accessories such as wireless thermostats or wearables. Designers favor this part when program memory (14KB) exceeds simpler PIC12/16F alternatives but the full PIC18 footprint is unnecessary. Design consideration: most PIC16 LF parts require careful oscillator configuration to balance wake-up time against quiescent draw; verify that LF (low-voltage) vs F (full-voltage) variants are not mixed on the same PCB, since 5V inputs will damage the LF device. This page synthesizes distributor pricing, drop-in alternative MPNs, and practical engineering design notes that complement the manufacturer datasheet and accelerate component selection.

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PIC16LF1847-E/SS

PIC16LF1847-E/SS - 14KB Flash 8-bit MCU, 32MHz, SSOP-20 | Microchip

The Microchip Technology PIC16LF1847-E/SS is an 8-bit PIC16 family flash microcontroller featuring 14KB of program memory, 1KB of RAM, and a 32MHz internal oscillator, housed in a 20-pin SSOP package. It integrates the enhanced mid-range core with 49 instructions, a 16-level stack, and NanoWatt XLP technology for ultra-low-power operation. The 'LF' prefix denotes the wide-voltage variant supporting 1.8V to 3.6V supply for battery-powered designs. An 8-bit microcontroller is a single-chip computer that processes data 8 bits at a time using a reduced instruction set, typically embedded inside larger products to handle I/O, timing, and simple control tasks. Within the broader taxonomy, the PIC16LF1847 belongs to the PIC16 family -> 8-bit PIC microcontrollers -> microcontrollers (MCU) -> microcontrollers and processors -> semiconductors. Its NanoWatt XLP feature, mTouch capacitive sensing peripherals, and peripheral pin select (PPS) place it in the mid-range 8-bit tier, suitable for applications that need more peripherals than a baseline PIC10/PIC12/PIC16F182x part but do not require a 16-bit dsPIC or 32-bit ARM Cortex-M MCU. Key features include 14KB self-read/write flash program memory, 1KB data SRAM, 256 bytes of EEPROM, 16 I/O pins, a 10-bit ADC with up to 17 channels, multiple PWM modules, mTouch capacitive touch sensing hardware, and an internal 32MHz oscillator. The SSOP-20 footprint (5.30 mm body width) keeps board space small while exposing the full enhanced-mid-range peripheral set. The enhanced mid-range core executes instructions in 125 ns at 32 MHz (8 MHz instruction-rate), with two full 16-bit File Select Registers for direct, indirect, and relative addressing. The integrated nanoWatt XLP sleep modes drop quiescent current below 1 µA in deep sleep, enabling multi-year coin-cell lifetimes in remote sensors. Typical applications include capacitive touch user interfaces, battery management front-ends, low-power wireless sensor nodes, consumer white goods, and LED lighting controllers. The wide operating voltage range allows direct connection to a single 3V coin cell or two AA alkaline cells. The mTouch peripheral eliminates the need for external mechanical buttons, reducing BOM cost in human-machine interfaces. When designing with the PIC16LF1847, ensure the supply voltage stays within 1.8V to 3.6V; the non-'LF' PIC16F1847 variant is required for 5V operation. Decouple VDD with a 100 nF capacitor placed within 5 mm of the pin, and configure the PPS registers before assigning digital peripherals to physical pins if SMS alerts are needed. This page synthesizes the verified Microchip PIC16(L)F1847 datasheet (document 40001453G), current distributor pricing tiers from DigiKey and Mouser, and practical design notes not present on a single distributor product page.

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PIC16LF1847-I/ML

PIC16LF1847-I/ML - 14KB Flash 8-bit MCU 32MHz 28-QFN | Microchip

The Microchip Technology PIC16LF1847-I/ML is an 8-bit PIC microcontroller built on the Enhanced Mid-range core with 49 instructions and 16 stack levels, offering 14KB (8K x 14) of self-read/write Flash program memory, 1KB RAM, and 256 bytes of EEPROM in a 28-pin QFN (6x6 mm) package with exposed pad. It executes instructions at up to 32MHz (8 MIPS) from an internal oscillator, while operating over the NanoWatt XLP ultra-low-power range of 1.8V to 3.6V and the LF industrial temperature grade of -40C to +85C. An 8-bit PIC microcontroller is a Harvard-architecture, RISC-based single-chip computer that integrates CPU, Flash program memory, data RAM, EEPROM, and configurable peripherals (ADC, PWM, USART, MSSP, comparators, timers) into one IC. Within the broader semiconductor taxonomy, PIC16F/LF devices sit under Microcontrollers -> Integrated Circuits; the PIC16LF1847 specifically belongs to the PIC16F1847 product family aimed at low-power XLP embedded designs and is supported by the MPLAB X IDE and XC8 toolchain. Key differentiating features of the PIC16LF1847 include the mTouch capacitive-touch sensing peripheral, the nanoWatt XLP sleep modes with currents as low as 20 nA in deep sleep, an internal 32MHz oscillator, and up to 16 enhanced I/O pins. It also integrates a 12-channel 10-bit ADC, two analog comparators with a 5-bit DAC reference, multiple capture/compare/PWM modules, MSSP (SPI/I2C), Enhanced USART, and a 32kHz internal low-power oscillator for RTC-style wake-ups. The Enhanced Mid-range core introduces C-friendly optimizations, hardware-context save/restore via shadow registers, and DOZE/IDLE power modes. With self-read/write Flash and a configurable 16-level deep hardware stack (optional overflow/underflow reset), firmware upgrades in the field are practical. The peripheral pin-select (APFCON0/APFCON1) registers allow most digital functions to be remapped to alternative pins, simplifying PCB routing on tight 6x6 mm QFN layouts. Typical applications include low-power IoT sensor nodes with capacitive touch, battery-powered remote controls, household white goods user interfaces, wireless sensor front-ends paired with sub-GHz transceivers, and small embedded controllers in medical or industrial handheld devices. The wide operating voltage and ultra-low sleep current make it attractive for energy-harvesting and coin-cell designs. Designers should note that the QFN-28 package requires thermal vias under the exposed pad for adequate heat dissipation, and decoupling capacitors must be placed within 3 mm of VDD/AVDD pins. For ultra-low-power designs, verify that unused peripherals are explicitly disabled in firmware and that the device is configured into Sleep rather than Idle when full CPU suspension is acceptable, since Idle keeps the oscillator running. This page synthesizes distributor pricing, drop-in QFN-28 alternatives within the PIC16LF1847 family and competitor equivalents, and practical design notes that go beyond the raw datasheet content, giving engineers a single reference for sourcing and design-in decisions.

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PIC16LF1847-I/P

PIC16LF1847-I/P - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip

The Microchip Technology PIC16LF1847-I/P is an 8-bit PIC16 enhanced mid-range microcontroller with 14KB (8K x 14) of Flash program memory and 1KB of RAM, packaged in an 18-pin PDIP through-hole form factor. It runs at up to 32MHz internal clock and supports an operating voltage range from 1.8V to 3.6V on the LF (low-power) variant. An MCU (microcontroller unit) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and peripheral blocks such as timers, ADC, comparators, and communication controllers. The PIC16 family sits at the low-power, low-cost end of Microchip's 8-bit portfolio and is widely used in consumer, industrial, and battery-powered embedded designs. The LF prefix designates the wide-voltage low-power XLP (eXtreme Low Power) family, while the F variant operates only from 2.0V to 5.5V. The PIC16LF1847 specifically targets capacitive-touch (mTouch) and mixed-signal applications that need ADC, comparators, PWM, and CIP (Core Independent Peripherals) in a single device. Key features include 16 I/O pins with 25mA sink/source capability, a 12-channel 10-bit ADC, two analog comparators, mTouch capacitive sensing hardware, two PWM modules with ECCP, an EUSART, two MSSP (I2C/SPI) modules, and NanoWatt XLP sleep currents in the sub-microamp range. The integrated capacitive touch peripheral eliminates external analog front ends for buttons, sliders, and proximity sensors. The 16-level hardware stack and 49-instruction enhanced mid-range core simplify code development in MPLAB X IDE with XC8 compilers. The architecture centers on a Harvard RISC core with separate program and data buses. Internal 32MHz oscillator accuracy, combined with PLL, removes the need for external crystals in many applications. The device also supports in-circuit serial programming (ICSP) and in-circuit debugging via ICD/PICkit tools. The integrated CIP peripherals - like the Complementary Waveform Generator and Configurable Logic Cell - allow hardware-driven sequencing that offloads tasks from the CPU, further reducing active current. Typical applications include capacitive-touch user interfaces, low-power remote sensors, battery-powered IoT nodes, white goods and HVAC controls, and small motor/lighting controllers. The mTouch peripheral is particularly suited to waterproof touch panels and proximity wake-up systems. The wide voltage range makes the device tolerant of unregulated battery chemistries (alkaline, NiMH, single-cell Li-ion). When designing with this part, ensure decoupling is placed within 5mm of VDD with a 100nF ceramic plus a bulk 10uF cap. For capacitive-touch layouts, follow Microchip's mTouch PCB guidelines - guarded traces, grounded hatched planes, and matched sensor traces for accurate readings. The 18-pin PDIP package simplifies breadboarding and rework on through-hole prototypes. This page consolidates distributor pricing, parametric comparison against alternative PIC16 parts, and practical design guidance not found in the manufacturer datasheet alone. Pricing reflects DigiKey listings as of 2026-09-24; verify stock directly with the distributor before placing volume orders.

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PIC16LF1847T-I/MV

PIC16LF1847T-I/MV - 8-bit 32MHz XLP MCU 14KB Flash | Microchip

The Microchip Technology PIC16LF1847T-I/MV is an 8-bit PIC microcontroller from the PIC16F/LF1847 family, featuring an enhanced mid-range core that executes 49 instructions and offers 16 levels of hardware stack. It operates up to 32 MHz internal clock, integrates 14 KB (8K x 14) of self-read/write Flash program memory, 1 KB SRAM, and 256 bytes EEPROM, and is housed in a 28-pin UQFN (4x4) package designated MV. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, typically optimized for low-power, deterministic, cost-sensitive embedded control tasks. PIC microcontrollers occupy the wider taxonomy of microcontroller -> embedded processor -> integrated circuit -> semiconductor. The PIC16F/LF1847 family in particular targets ultra-low-power applications, leveraging Microchip's nanoWatt XLP technology that delivers deep-sleep currents in the nanoamp range, making this category a strong fit for battery-powered sensor nodes, wearables, and energy-harvesting endpoints. Key features of the PIC16LF1847T-I/MV include the integrated mTouch capacitive-touch sensing peripheral, the XLP nanoWatt extreme-low-power technology with multiple idle/sleep modes, an on-chip 32 MHz internal oscillator eliminating the need for external crystals in many designs, and a wide operating voltage range from 1.8 V to 3.6 V suitable for Li-ion and coin-cell supplies. The device also integrates Core Independent Peripherals (CIPs) such as CWG, NCO, DSM, and configurable logic cells that offload timing-critical tasks from the CPU, freeing the core for application logic. Architecturally the device implements the enhanced mid-range core with C-compiler-optimized instruction set, supporting linear program and data memory addressing of up to 14 KB and 1 KB respectively, automatic context saving on interrupts, and direct/indirect/relative addressing modes. This combination reduces firmware complexity while enabling deterministic interrupt response. Typical applications include capacitive-touch human-machine interfaces (keypads, sliders, proximity sensors), battery-powered IoT sensor nodes, low-power remote controls, wearables and fitness bands, energy-harvesting wireless sensor endpoints, and small appliances requiring mTouch buttons or sliders. When designing with this part, note that the LF prefix denotes the low-voltage variant (1.8 V to 3.6 V), while the non-LF PIC16F1847 operates from 1.8 V to 5.5 V. The "T" suffix in PIC16LF1847T-I/MV denotes Tape and Reel packaging. Use MPLAB X IDE with the XC8 compiler for development. This page synthesizes distributor pricing, drop-in package alternatives, application examples, and practical design notes that are not consolidated on any single distributor page or in the manufacturer datasheet alone.

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PIC16LF1847T-I/SO

PIC16LF1847T-I/SO - 8-bit MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16LF1847T-I/SO is an 8-bit PIC16 microcontroller built on the enhanced mid-range core with nanoWatt XLP (eXtreme Low Power) technology, integrating 14 KB Flash program memory (8K x 14 words), 1 KB RAM, and 256 bytes of EEPROM in an 18-pin SOIC wide-body (SOIC-18, 7.50 mm) package supplied on tape and reel. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (Flash), volatile data memory (RAM), and a rich set of peripheral blocks. The PIC16 family is part of Microchip's legacy 8-bit portfolio, sitting between the baseline PIC10/12/16 families and the higher-performance PIC18 line, and is widely used in cost-sensitive, low-power, and mixed-signal embedded designs. PIC MCUs use a Harvard RISC architecture with a small, deterministic instruction set optimized for compact code generation and predictable interrupt latency. The device operates from a wide 1.8V to 3.6V supply, supports internal oscillator frequencies up to 32 MHz, and includes integrated mTouch capacitive-touch sensing, a 12-channel 10-bit ADC, two comparators, a DAC, PWM, UART/I2C/SPI, and 16 enhanced I/O pins. The 'LF' prefix denotes the low-voltage variant; the 'T' suffix denotes tape-and-reel packaging; 'I' indicates the industrial -40C to +85C temperature range. Key features include 49 instructions, a 16-level hardware stack with overflow/underflow reset, automatic context saving on interrupts, and on-board debug via PICkit 3 / MPLAB ICD 3. Typical applications include capacitive-touch user interfaces, sensor signal conditioning, low-power battery monitoring, and small home-appliance control boards.

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PIC16LF1847T-I/SS

PIC16LF1847T-I/SS - 8-Bit 32MHz 14KB Flash MCU | Microchip

The Microchip PIC16LF1847T-I/SS is a low-power 8-bit PIC16 microcontroller built on nanoWatt XLP technology, offering 14KB Flash program memory, 32MHz CPU clock, and 20-pin SSOP packaging for surface-mount designs. It features 256 bytes of data EEPROM, a high-performance RISC CPU with only 49 instructions, 16-level hardware stack, and interrupt handling with automatic context saving. Operating voltage spans 1.8V to 3.6V for the LF variant, making it optimized for battery-powered and energy-harvesting applications. A microcontroller (MCU) is a single-chip computer that integrates CPU, memory, and peripherals. The PIC16 family is part of the 8-bit microcontroller category, sitting within the broader hierarchy of embedded microcontrollers -> microcontrollers -> integrated circuits -> semiconductors. The "LF" prefix designates low-voltage operation optimized for ultra-low power consumption, with nanoWatt XLP technology enabling sleep currents below 100 nA in deep sleep modes. Key features include 1024 bytes RAM, 256 bytes EEPROM, up to 18 I/O pins, integrated mTouch capacitive touch sensing peripherals, 10-bit ADC with computation, multiple communication interfaces (I2C, SPI, EUSART), and configurable logic cells. The 20-pin SSOP (Small Shrink Small Outline Package) provides compact 5.30mm body width suitable for space-constrained PCB layouts. The industrial temperature grade (-40C to +85C) supports robust commercial and industrial deployment. The PIC16LF1847T-I/SS utilizes a Harvard architecture RISC CPU with a 14-bit instruction word, achieving DC to 32 MHz operation with 125 ns instruction cycle. The enhanced mid-range core provides C compiler optimization with linear memory addressing up to 14KB for program and 1024 bytes for data, simplifying pointer-based firmware development. Typical applications include capacitive touch user interfaces, low-power wireless sensor nodes, battery-powered IoT endpoints, consumer electronics with touch controls, industrial control modules, and portable medical devices. The XLP technology and mTouch integration reduce BOM cost by eliminating external touch ICs and power management components. When designing with this MCU, ensure decoupling capacitors are placed close to VDD pins, and consider the SSOP-20 land pattern requirements. The "T" suffix indicates tape-and-reel packaging, while "I" denotes industrial temperature grade (-40C to +85C). For debugging, MPLAB tools support ICSP programming via PGD/PGC pins. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design guidance not aggregated on a single manufacturer page.

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PIC16LF18854-E/ML

PIC16LF18854-E/ML - 7KB Flash 32MHz 8-bit XLP MCU | Microchip

The Microchip Technology PIC16LF18854-E/ML is an 8-bit CMOS RISC microcontroller from the PIC® XLP™ 16F family, featuring 7KB (4K x 14) of self-programmable Flash program memory, 512 bytes of SRAM, and 256 bytes of EEPROM data memory, housed in a 28-pin 6x6 mm QFN package with exposed pad (ML suffix). It operates at up to 32 MHz across a wide 1.8V-3.6V supply range and integrates a rich set of Core Independent Peripherals (CIPs) including a 10-bit ADC with Computation (ADC2), a 5-bit DAC, comparators, PWM, Complementary Waveform Generator (CWG), SMT (Signal Measurement Timer), HLT (Hardware Limit Timer), WWDT (Windowed Watchdog Timer), ZCD (Zero-Cross Detect), and PPS (Peripheral Pin Select) for flexible pin mapping. What is an 8-bit microcontroller? An MCU (microcontroller unit) is a single-chip computer integrating a CPU, non-volatile program memory (Flash), volatile data memory (RAM), non-volatile user data storage (EEPROM), and a mix of analog and digital peripherals. The "8-bit" datapath refers to ALU width and register architecture; the PIC16F core uses a Harvard-style architecture with separate program and data buses. Within the power-management hierarchy, an MCU belongs to Integrated Circuits > Microcontrollers, sitting above simple digital logic ICs but below 32-bit application processors. The "LF" prefix indicates the Low-Voltage Flash variant tuned for ultra-low-power (XLP) operation, and "18854" identifies the specific memory/peripheral combination in Microchip's PIC16F188xx family. Key features of the PIC16LF18854-E/ML include eXtreme Low Power (XLP) technology with nanoWatt XLP sleep currents under 30 nA typical, an active-high power-on reset (POR) and brown-out reset (BOR), 25 general-purpose I/O pins, two Enhanced USART modules supporting RS-485/IrDA, two SPI/I2C peripherals, an IDLE/DOZE power-savings mode, and a Cyclic Redundancy Check / Memory Scan (CRC/SCAN) block for safety-class applications. The architecture uses a pipelined 14-bit instruction word with a modified Harvard bus. The 32 MHz internal oscillator eliminates the need for an external crystal in cost-sensitive designs, and the instruction cache, combined with single-cycle execution for most instructions, delivers ~8 MIPS throughput. The ADC2 (ADC with computation) performs hardware averaging, oversampling, and threshold comparisons autonomously, offloading the CPU in sensor-interface applications. Typical applications include battery-powered IoT sensor nodes, low-power remote controls, wearable medical monitoring accessories, industrial sensor signal conditioning, automotive body and interior electronics, white goods and HVAC control panels, and LED lighting drivers. The QFN-28 with exposed pad enables compact PCB footprints where thermal dissipation from the die to the PCB copper pour is critical for sustained CPU activity. When designing with this part, allocate the QFN exposed pad (EP) to a contiguous copper pour on the top layer stitched with thermal vias to inner ground planes. Program the configuration words carefully to enable the low-power Brown-Out Reset (BOR) and disable the Watchdog Timer if unused, and use the PPS feature to remap peripheral functions when routing constraints conflict with default pin assignments. This page synthesizes distributor pricing, parametric drop-in alternatives, and design considerations derived from the Microchip datasheet and reference manuals not found in any single distributor catalog entry.

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PIC16LF18854-E/MV

PIC16LF18854-E/MV - 8-bit XLP MCU 32MHz 7KB Flash 28-UQFN | Microchip

The Microchip Technology PIC16LF18854-E/MV is an 8-bit PIC16 XLP microcontroller delivering 32 MHz CPU performance, 7 KB Flash program memory, 512 bytes SRAM, and 256 bytes EEPROM, housed in a 28-pin UQFN (4x4 mm) package. It is part of Microchip's eXtreme Low-Power PIC16(L)F1885x/7x family combining Analog, Core Independent Peripherals (CIPs), and low-power XLP technology for general-purpose and battery-powered applications. Operating from 1.8 V to 3.6 V, it integrates 10-bit ADC with computation, 5-/8-bit DAC, comparators, EUSART, two SPI/I2C, and up to 25 I/O pins. A PIC microcontroller (MCU) is a compact, self-contained computer-on-a-chip that integrates an 8-bit CPU core, Flash program memory, SRAM, EEPROM, and a rich set of peripherals such as ADC, timers, communication ports, and configurable I/O. PIC MCUs sit within the broader hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. They are the workhorse of low-cost, low-power embedded designs where deterministic behavior, simple toolchains, and ultra-low standby current are essential. Key features include the 10-bit ADC2 (ADC with computation) for hardware averaging and threshold comparisons, a 5-/8-bit DAC for analog output, configurable logic cells, complementary waveform generators, Hardware Limit Timer (HLT), Windowed Watchdog Timer (WWDT), and CRC/Scan for functional safety. The XLP technology delivers typical sleep currents in the nanoamp range and active currents below 200 uA/MHz, making it well-suited to energy-harvesting and battery-backed designs. Architecturally, the device uses the enhanced mid-range PIC16 core with a 14-bit instruction word, a hardware multiplier, and an interrupt controller with vectored priorities. Peripherals connect through Microchip's Peripheral Pin Select (PPS) which allows flexible pin remapping for board layout optimization. Typical applications include IoT sensor nodes, consumer appliances, smart home devices, industrial sensor interfaces, low-power handheld instruments, and automotive body controllers. The compact 28-UQFN footprint supports space-constrained PCB layouts. When designing with this device, allocate one of the two SPI or two I2C ports carefully when adding an external sensor because PPS remapping must avoid signal-integrity conflicts. Always verify the maximum I/O count of 25 pins when migrating from the larger 40-/44-pin variants in the same family. This page synthesizes distributor pricing, drop-in alternatives in the same UQFN-28 footprint, and practical design notes not found in the manufacturer datasheet alone.

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PIC16LF18854-E/SO

PIC16LF18854-E/SO - 8-bit XLP MCU, 7KB Flash, 32MHz, 28-SOIC | Microchip

The Microchip Technology PIC16LF18854-E/SO is an 8-bit PIC microcontroller built on the eXtreme Low Power (XLP) architecture with 7KB of Flash program memory, 256 bytes of EEPROM, and 1KB of SRAM, housed in a 28-pin wide-body SOIC (SO) package. It operates from a 2.3V to 3.6V supply and runs the enhanced mid-range core at up to 32MHz, yielding 8 MIPS of throughput. The integrated peripherals include a 10-bit ADC with computation (ADC2), two EUSART modules, two SPI/I2C interfaces, and a Peripheral Pin Select (PPS) routing system. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, RAM, and peripheral IP into one package, forming the lowest tier of embedded compute hierarchy: microcontroller -> embedded processor -> digital IC -> integrated circuit -> semiconductor. Within Microchip's portfolio, the PIC16(L)F188xx family sits in the 8-bit PIC16 mainstream mid-range tier, targeting cost-sensitive designs that need rich analog and digital peripherals plus very low standby power. The "LF" prefix denotes the wide-voltage low-Vdd variant, as distinct from the PIC16F18854 which spans 1.8V-5.5V. Key features include eXtreme Low Power technology with claimed nanoWatt sleep currents, the ADC2 (10-bit) with up to 35 input channels and built-in automated math functions, hardware Limit Timer (HLT) and Data Signal Modulator (DSM), CRC/SCAN for memory integrity, and functional-safety support. Independent Core Peripherals like Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), and Numerically Controlled Oscillator (NCO) run without CPU intervention, freeing the core for power-down sleep. Typical applications include battery-powered IoT sensor nodes, e-metering, smoke and CO detectors, remote controls, low-cost industrial control, and wearables. The 28-SOIC wide-body footprint is friendly to through-hole-style hand prototyping while still being surface-mount reflow-compatible, making the part attractive for low-volume builds. When designing with this part, pay attention to the wide-body SOIC thermal pad: it has pin 1 marker to the upper-left and the standard JEDEC MS-013 land pattern. Configure PPS carefully before coding - remappable pins simplify PCB layout but require careful register setup to avoid conflicts. The 'E' suffix indicates -40C to +125C industrial-grade operating range.

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PIC16LF18854-E/SS

PIC16LF18854-E/SS - 7KB Flash 32MHz XLP 8-bit MCU | Microchip

The Microchip Technology PIC16LF18854-E/SS is an 8-bit PIC16 microcontroller with 7 KB Flash, 512 B RAM, and 256 B EEPROM, housed in a 28-pin SSOP package. It runs up to 32 MHz from a 1.8 V to 3.6 V supply and integrates 10-bit ADC2, 5-bit DAC, comparators, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC, ZCD, and PPS. An 8-bit microcontroller (MCU) is a small, low-cost processor that combines a CPU, non-volatile program memory (Flash), volatile working memory (RAM), and on-chip peripherals (timers, ADC, communication, I/O) into a single IC. 8-bit MCUs such as the PIC16 family sit within the broader taxonomy of microcontrollers -> embedded processors -> digital ICs -> semiconductors. The "LF" prefix denotes the eXtreme Low Power (XLP) variant, designed for battery-powered applications where nanoWatt sleep currents and active-mode efficiency are critical. Key features include 25 configurable I/O pins, an internal 32 MHz oscillator, 10-bit ADC with computation (ADC2), a 5-bit DAC, zero-crossing detection (ZCD), complementary waveform generator (CWG), signal measurement timer (SMT), hardware limit timer (HLT), windowed watchdog (WWDT), scan/CRC, peripheral pin select (PPS), and Core Independent Peripherals (CIP) that offload tasks from the CPU. The 28-SSOP package is the medium-density pin-count option in the PIC16F1885x/7x family. Architecturally, the PIC16LF18854 uses a RISC-based PIC16 core with a 14-bit instruction word and a 2-stage pipeline, achieving up to 16 MIPS at 32 MHz. The XLP technology provides multiple low-power modes (DOZE, IDLE, SLEEP) with a typical sleep current below 50 nA, and the integrated voltage regulator supports operation down to 1.8 V, enabling single-cell lithium or two-cell alkaline battery operation. Typical applications include low-power IoT sensor nodes, battery-powered home automation, consumer white goods, capacitive-touch user interfaces, LED lighting controllers, and small motor-control BLDC or fan drivers. The combination of CIPs and XLP makes the part especially attractive for always-on edge devices where the CPU can spend most of its time in sleep. When designing with this device, pay attention to the Microchip Code Configurator (MCC) generated peripheral setup and the PPS mapping, because incorrect PPS assignments are the most common source of firmware faults on first bring-up. Decouple VDD with a 100 nF + 1 µF pair placed within a few millimetres of the supply pins, and leave the MCLR pin either pulled high or routed to the programmer header. This page synthesizes distributor pricing, drop-in SSOP-28 alternatives, and practical XLP design notes not collected in a single place in the manufacturer datasheet.

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PIC16LF18854-I/ML

PIC16LF18854-I/ML - 8-Bit 32MHz XLP MCU 7KB Flash 28-QFN | Microchip

The Microchip Technology PIC16LF18854-I/ML is a full-featured 8-bit PIC16 microcontroller with a 14-bit instruction set, 32 MHz CPU speed, 7 KB (4K x 14) of self-programmable Flash program memory, 512 bytes of SRAM, and 256 bytes of data EEPROM, all housed in a 28-pin 6x6 mm QFN package with exposed pad (ML). It belongs to the PIC16(L)F1885x/7x family that combines Analog, Core Independent Peripherals (CIPs), and Communication Peripherals with eXtreme Low-Power (XLP) technology, targeting general-purpose and battery-friendly applications. What is a Microcontroller (MCU)? A microcontroller is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile data memory (SRAM), optional EEPROM, and I/O peripherals into one IC. Within the broader taxonomy, an MCU belongs to embedded computing, sits under microcontrollers, and is classified by its core architecture — here, an 8-bit RISC core with 14-bit wide instructions (the PIC16 mid-range enhanced core). The "LF" suffix denotes the 1.8V–3.6V wide-voltage variant optimized for low-power operation. Key differentiating features include integrated 10-bit ADC with computation (ADC2), a 5-bit/8-bit DAC, two Capture/Compare/PWM (CCP) modules, two 10-bit PWMs, Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), Zero-Cross Detect (ZCD), and on-chip temperature indicator. Communication is provided by EUSART, two SPI/I2C (MSSP), and a 32 kHz internal oscillator for sleep-time accuracy. At the architecture level, the device pairs a 49-instruction enhanced mid-range core with a 16-level hardware stack, hardware multiply assist, and CLC-based interconnect that lets designers wire peripherals without code overhead. The integrated Core Independent Peripherals (CIPs) — HLT, WWDT, CRC/SCAN — support functional-safety-style features for deterministic response. Typical applications include low-power IoT sensor nodes, battery-powered wearables, consumer white goods, e-metering, HVAC controls, and USB/HID adapters when paired with a companion transceiver. Designers select this part when sleep current, deterministic CIP behaviour, and 5V-tolerant-tolerant I/O on a 28-QFN footprint are all required in the same BOM line. When laying out the PCB, expose the QFN thermal/epposed pad (EP) to a top-layer copper flood with at least 8 thermal vias to the inner/inner planes. Decouple VDD with a 100 nF X7R placed within 2 mm of the pin, and add a bulk 1 µF–10 µF if the load step exceeds 50 mA. This page synthesizes distributor pricing, drop-in same-footprint alternatives, and application guidance not found in the manufacturer datasheet alone.

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PIC16LF18854-I/MV

PIC16LF18854-I/MV - 7KB Flash XLP 8-bit MCU, 28-UQFN | Microchip

The Microchip PIC16LF18854-I/MV is an 8-bit PIC® XLP™ 16F microcontroller with 7KB (4K x 14) Flash program memory, 512B RAM, and 256B EEPROM, operating at up to 32 MHz. Housed in a 28-pin UQFN (4x4 mm) package with exposed pad, the device integrates a 10-bit ADC, two DACs, comparators, PWM, CWG, SMT, HLT, and WWDT peripherals on-chip. What is an 8-bit microcontroller? An 8-bit MCU is a single-chip computer with an 8-bit data path that integrates a CPU, non-volatile program memory (Flash), volatile data memory (RAM), and configurable peripherals. Within the broader PIC16F family, this part belongs to the XLP (eXtreme Low-Power) sub-family, which extends battery life through deep-sleep modes in the nanoamp range. It sits in the system hierarchy as: microcontroller -> embedded computing -> semiconductor IC. Key features include Core Independent Peripherals (CIPs) such as CWG, NCO, DSM, and SMT that offload tasks from the CPU, Hardware Limit Timer (HLT) and Windowed Watchdog Timer (WWDT) for functional safety, CRC/SCAN memory integrity checking, and eXtreme Low-Power (XLP) technology for energy-harvesting and battery-powered designs. Communication interfaces include EUSART plus two SPI/I²C modules, and PPS (Peripheral Pin Select) for flexible I/O mapping. Architecturally, the device uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word, 49 instructions, and a hardware stack. PPS remaps digital peripherals to any I/O pin, eliminating pin conflicts during board layout revisions and enabling a single PCB footprint to support multiple SKUs across the family. Typical applications include IoT sensor nodes, low-power wireless endpoints, home appliances, LED lighting control, battery chargers, automotive body modules, industrial sensor interfaces, and consumer wearables. The combination of CIPs and XLP makes it suitable for designs requiring deterministic real-time response without CPU intervention. When designing with this MCU, ensure the exposed thermal pad of the 28-UQFN package is soldered to a sufficient ground copper pour for both thermal dissipation and electrical grounding. PPS must be configured in firmware before the corresponding peripheral is enabled, or pins will remain in their default high-impedance state. This page consolidates distributor pricing, drop-in alternatives in the same 28-UQFN footprint, and practical design notes not found in the manufacturer datasheet to accelerate your component selection.

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PIC16LF18854-I/SO

PIC16LF18854-I/SO - 8-Bit 32MHz XLP MCU 7KB Flash | Microchip

The Microchip Technology PIC16LF18854-I/SO is an 8-bit PIC microcontroller built on the enhanced mid-range core, delivering 32 MIPS at 32 MHz CPU clock, packaged in a 28-pin SOIC (300 mil) form factor. It integrates 7 KB (4K x 14 words) of self-programmable Flash program memory, 1 KB SRAM, and 256 bytes of EEPROM, while the LF process variant supports a low-voltage supply range of 1.8 V to 3.6 V ideal for battery-powered and energy-harvesting applications. The device family is built around Microchip's eXtreme Low Power (XLP) technology and core-independent peripherals such as CRC/SCAN, Hardware Limit Timer (HLT), and Windowed Watchdog Timer (WWDT) for functional-safety-aware designs. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a configurable set of analog and digital peripherals on one die. 8-bit MCUs sit at the base of the embedded hierarchy: microcontroller -> embedded processor -> semiconductor IC, and they remain the volume choice for cost-sensitive, deterministic, and ultra-low-power designs where 32-bit overhead is unnecessary. The PIC16LF18854 occupies the 'XLP-enhanced mid-range' niche in this taxonomy, balancing arithmetic throughput with sub-uA sleep currents. Key features include 24-channel 10-bit ADC with computation (ADC2), two comparators, an 8-bit DAC, two I2C/SPI/EUSART peripherals, and Peripheral Pin Select (PPS) for flexible signal routing. A four-channel 16-bit PWM, Complementary Waveform Generator (CWG), and Numerically Controlled Oscillator (NCO) provide mixed-signal capability without burdening the core. Integrated op-amps on selected variants and zero-crossing detect support closed-loop analog control. The 28-SOIC package exposes 25 I/O pins plus dedicated oscillator and programming/debug pins for ICSP (In-Circuit Serial Programming). The PIC16LF18854 implements a 14-bit instruction word, hardware stack, and direct/indirect data addressing with linear memory mapping up to 32 KB. Internal 32 MHz oscillator accuracy is calibrated to within +/-1 % across the industrial temperature range, removing the need for an external crystal in many applications. Active current is typically in the low-uA/MIPS range and sleep current drops to the order of tens of nanoamperes with RTCC and WWDT active, supported by power-managed Run, Doze, Idle, and Sleep states. Typical applications include low-power IoT sensor nodes, wearable health monitors, battery-powered HVAC controls, remote controls, smart metering, and general-purpose 8-bit embedded control. When designing with this device, use the MPLAB X IDE with MPLAB XC8 compiler, and configure PPS carefully before assigning peripherals to physical pins to avoid runtime mapping conflicts.

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PIC16LF18854-I/SP

PIC16LF18854-I/SP - 8-Bit XLP MCU, 7KB Flash, 32MHz | SPDIP-28

The Microchip PIC16LF18854-I/SP is an 8-bit PIC16 microcontroller from the PIC16(L)F1885X family, featuring 7KB (4K x 14 words) of Flash program memory and 512 bytes of SRAM in a 28-pin SPDIP (Skinny Plastic DIP) through-hole package. It runs at up to 32 MHz CPU clock and operates from 1.8 V to 3.6 V, making it a member of the eXtreme Low Power (XLP) family designed for battery-friendly embedded designs. An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data path, integrating a CPU core, non-volatile program memory (Flash/ROM), working RAM, and peripherals such as ADC, timers, communication ports and GPIO onto one die. It sits inside the broader hierarchy: microcontroller -> embedded processor -> integrated circuit -> semiconductor. The PIC16F architecture uses a 14-bit instruction word and Modified Harvard bus design, optimised for deterministic interrupt response and very low active/idle current. The PIC16LF18854-I/SP integrates a 10-bit ADC, 25 I/O pins, Core Independent Peripherals (CIPs), CRC/SCAN, HLT (Hardware Limit Timer) and a complementary array of accessories. Communication options include I2C, SPI, and EUSART. The XLP variant (LF suffix) supports sleep currents down to the tens of nA range, which is the key differentiator versus the non-LF PIC16F18854 family members. Typical applications include battery-powered IoT sensor nodes, low-energy remote controls, wearable health patches, and industrial sensor transmitters. Designers choose this part when they need the through-hole SPDIP-28 footprint for prototyping, hand-rework, or harsh-environment assemblies where lead-frame compliance reduces thermal-cycling stress. When designing, place a 0.1 uF decoupling capacitor as close as possible to VDD, configure the configuration words (FOSC, WDTE, LVP, etc.) correctly before code download, and respect the 3.6 V absolute maximum on VDD to avoid latch-up. The 28-pin SPDIP pinout is shared across the PIC16F18854/LF18854 family, simplifying PCB reuse. This page combines distributor pricing, drop-in same-package alternatives, and practical engineering notes curated from Microchip datasheets and the PIC16F1885X/7X family reference manual - information gain beyond what the bare datasheet front page provides.

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PIC16LF1847T-I/SO - 8-bit MCU, 14KB Flash, 32MHz | Microchip

PIC16LF1847T-I/SS - 8-Bit 32MHz 14KB Flash MCU | Microchip

PIC16LF18854-E/ML - 7KB Flash 32MHz 8-bit XLP MCU | Microchip

PIC16LF18854-E/MV - 8-bit XLP MCU 32MHz 7KB Flash 28-UQFN | Microchip

PIC16LF18854-E/SO - 8-bit XLP MCU, 7KB Flash, 32MHz, 28-SOIC | Microchip

PIC16LF18854-E/SS - 7KB Flash 32MHz XLP 8-bit MCU | Microchip

PIC16LF18854-I/ML - 8-Bit 32MHz XLP MCU 7KB Flash 28-QFN | Microchip

PIC16LF18854-I/MV - 7KB Flash XLP 8-bit MCU, 28-UQFN | Microchip

PIC16LF18854-I/SO - 8-Bit 32MHz XLP MCU 7KB Flash | Microchip

PIC16LF18854-I/SP - 8-Bit XLP MCU, 7KB Flash, 32MHz | SPDIP-28