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PIC16LF18854T-I/ML - 8-Bit XLP MCU, 32MHz, 7KB Flash, 28-QFN | Microchip
PIC16LF18854T-I/ML

PIC16LF18854T-I/ML - 8-Bit XLP MCU, 32MHz, 7KB Flash, 28-QFN | Microchip

The Microchip PIC16LF18854T-I/ML is a 32MHz 8-bit PIC® XLP™ 16F microcontroller integrating 7KB (4K x 14) of Flash program memory in a 28-pin QFN (6x6 mm) exposed-pad package. It is supplied in tape-and-reel (T/R) packaging as the -T industrial variant, qualified for -40°C to +85°C operation. The PIC16LF18854 belongs to Microchip's enhanced mid-range PIC16(L)F1885x family with XLP (eXtreme Low Power) technology. A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash/ROM), data memory (RAM), and peripherals (ADC, timers, communication interfaces, GPIO) on a single silicon die. The PIC16LF18854 uses an enhanced mid-range 8-bit RISC core with a 14-bit instruction word, which is a hypernym of the broader 8-bit microcontroller category within embedded microcontrollers. Low-power XLP MCUs target battery-powered IoT and portable applications where active and sleep current must be minimized. Key features include 32MHz internal oscillator (8MHz with 4x PLL), 512 bytes RAM, 256 bytes EEPROM, 10-bit ADC with computation, multiple Core Independent Peripherals (CIPs) such as CWG, NCO, DSM, and PWM, plus communication interfaces including EUSART, I²C, and SPI. The device also integrates a CRC/SCAN engine, Hardware Limit Timer (HLT), and Zero-Cross Detect for robust sensor and signal-conditioning designs. The 'LF' prefix denotes the low-voltage (1.8V–3.6V VDD) variant, optimized for battery operation with active currents in the tens of µA/MIPS and nanoWatt XLP sleep modes as low as ~30 nA with RTCC and SRAM retention. The device includes a Windowed Watchdog Timer, programmable brown-out reset, and on-chip debug via Microchip's MPLAB ICD interface. Typical applications include IoT sensor nodes, wearable health/fitness devices, low-power remote controls, energy harvesting systems, consumer HMI touch interfaces, and battery-backed industrial sensor transmitters. The 28-QFN (6x6) exposed-pad package offers improved thermal performance and a compact footprint for space-constrained designs. When designing with this part, ensure the exposed thermal pad is soldered to a sufficient copper area for heat dissipation, decouple VDD with a 100nF ceramic capacitor placed within 3 mm of the pin, and configure the configuration words (CONFIG1–CONFIG5) before code execution. For ultra-low-power designs, use the device's Doze, Idle, and Sleep modes combined with peripheral module disable (PMD) registers to minimize quiescent current draw. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes not found in the manufacturer datasheet. All specifications are sourced from the Microchip PIC16LF18854 datasheet and verified distributor listings.

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PIC16LF18854T-I/MV - 7KB Flash 8-bit XLP MCU | Microchip
PIC16LF18854T-I/MV

PIC16LF18854T-I/MV - 7KB Flash 8-bit XLP MCU | Microchip

The Microchip Technology PIC16LF18854T-I/MV is an 8-bit PIC16 microcontroller featuring 7KB Flash program memory, 32 MHz operation, and eXtreme Low-Power (XLP) technology in a 28-pin UQFN (4x4 mm) package. It integrates 10-bit ADC, 256B EEPROM, two SPI/I2C, and EUSART peripherals in a single mixed-signal MCU die. The device operates from 1.8V to 3.6V and is targeted at battery-powered and space-constrained embedded designs. What is a PIC16 microcontroller? A PIC16 (Peripheral Interface Controller 16-bit instruction width) is Microchip's mid-range 8-bit MCU family that delivers deterministic performance, mature toolchain support (MPLAB X IDE, XC8 compiler), and a deep ecosystem of code examples. Positioned between the baseline PIC10/12/16 and the 16-bit dsPIC/PIC24 families, PIC16F/LF devices balance cost, peripherals, and low-power operation - placing them in the broader category of: microcontroller -> embedded controller -> semiconductor IC. Key features of the PIC16LF18854T-I/MV include: 7KB self-programmable Flash with 256B EEPROM data memory; 10-bit ADC with up to 24 channels and computation engine; peripheral pin select (PPS) for flexible signal routing; CWG, NCO, and 16-bit PWM peripherals for motor and lighting control; and XLP technology offering sub-uA sleep currents with retention. The 32 MHz internal oscillator removes the need for an external crystal in many designs. The architecture combines an 8-bit modified-Harvard RISC core with hardware multiply assist, peripheral pin select for signal remapping, and a 10-bit ADC with computation (ADC2) that offloads averaging, threshold detection, and oversampling from the CPU. Two SPI/I2C and one EUSART support communication with sensors, displays, and other MCUs; the device also includes configurable logic cells (CLC) for hardware glue logic without discrete gates. Typical applications include IoT sensor nodes, wearable fitness bands, home automation endpoints, low-power remote controls, and battery-powered instrumentation. The 4x4 mm UQFN footprint suits miniaturized designs where every square millimeter matters, while XLP sleep modes extend battery life to years on coin cells. When designing with this device, place a 100 nF decoupling capacitor within 2 mm of each VDD pin and route the exposed pad (EP) to a continuous ground copper pour with at least 4 thermal vias to dissipate switching losses and improve electrical ground reference. PPS remapping should be configured before enabling peripherals to avoid transient glitch states on output pins. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, including cross-family PIC16LF18854 variants and cross-brand 28-pin UQFN 8-bit MCU equivalents.

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PIC16LF18854T-I/SO - 8-bit XLP MCU, 7KB Flash, 28-SOIC | Microchip
PIC16LF18854T-I/SO

PIC16LF18854T-I/SO - 8-bit XLP MCU, 7KB Flash, 28-SOIC | Microchip

The Microchip Technology PIC16LF18854T-I/SO is an 8-bit PIC16F-family microcontroller featuring 7KB (4K x 14 words) of Flash program memory, 32 MHz CPU speed, and eXtreme Low Power (XLP) operation, housed in a 28-pin SOIC package with industrial temperature grade. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path - it executes instructions one byte at a time and serves as the embedded brain of countless consumer, industrial, and IoT products. Low-power 8-bit MCUs sit in the broader power management and embedded system hierarchy: MCU -> microcontroller -> embedded processor -> semiconductor. The PIC16LF18854 belongs to Microchip's enhanced mid-range family (XLP), combining a 32 MHz internal oscillator, 256 bytes of EEPROM, 10-bit ADC with computation, and Core Independent Peripherals (CIP) for autonomous analog/mixed-signal tasks. Key features include 256B EEPROM, a 10-bit ADC2 module with computation, Peripheral Pin Select (PPS) for flexible signal routing, an EUSART plus two SPI/I2C interfaces, and the XLP suite (IDLE/DOZE/SLEEP modes, <50 nA sleep current typical on the family). PPS lets designers reassign peripheral I/O to nearly any pin, simplifying PCB layout versus fixed-pinout MCUs. The 7KB Flash self-programmable memory supports in-application updates via the device's bootloader-friendly architecture. The device integrates a configurable logic cell (CLC), numerically controlled oscillator (NCO), 16-bit PWM, complementary waveform generator (CWG) and zero-cross detect (ZCD) peripherals - all core-independent, meaning timers and state machines run without CPU intervention. This offloads latency-critical work from the 32 MHz CPU and reduces average power consumption in battery applications. Typical applications include battery-powered sensor nodes (XLP sleep draws microamps), home appliances with user interfaces, low-cost motor control loops, lighting controls, and general-purpose embedded control in industrial, consumer, and white-goods products. The 28-SOIC footprint gives ample I/O for human-machine interfaces and segment displays. When designing with the PIC16LF18854, take advantage of PPS to optimize PCB routing early: assign I2C/SPI to convenient pins near external sensors, then lock the configuration. Always de-couple VDD with a 0.1uF X7R ceramic placed within 5 mm of the pin, and reserve an ICSP header on the schematic for in-circuit programming. This page synthesizes distributor pricing, drop-in replacement candidates, and practical design notes that go beyond the manufacturer datasheet, giving engineers a complete side-by-side procurement and engineering reference.

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PIC16LF18855-E/ML - 8-Bit 32MHz XLP MCU, 14KB Flash | Microchip
PIC16LF18855-E/ML

PIC16LF18855-E/ML - 8-Bit 32MHz XLP MCU, 14KB Flash | Microchip

The Microchip Technology PIC16LF18855-E/ML is an 8-bit PIC16 microcontroller from the PIC16 (L)F1885X/7X family featuring eXtreme Low Power (XLP) technology, 14 KB (8K x 14) of Flash program memory, 32 MHz internal oscillator, and a 28-pin QFN (6x6 mm) package with exposed thermal pad. It targets battery-powered and general-purpose embedded applications that demand low active and sleep currents. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), non-volatile EEPROM, and a rich set of peripherals on one die. The 8-bit PIC16 architecture occupies a specific niche in the embedded hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. XLP variants add ultra-low-power modes (sleep current typically in the nA range, active current in the uA/MHz range) that allow coin-cell and energy-harvesting designs to run for years without battery replacement. Key features of the PIC16LF18855 include Analog Core Independent Peripherals (CIPs) such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Zero-Cross Detect (ZCD); communication peripherals including EUSART, I2C, and SPI; on-chip 10-bit ADC with computation (ADC2); 5-bit DAC; and up to 25 I/O pins. Functional Safety (FuSa) features such as CRC/SCAN with HLT (Hardware Limit Timer) support safety-critical designs. Architecturally, the part uses a Harvard RISC core with single-cycle instruction execution at speeds up to 32 MHz (8 MIPS), 14 KB self-programmable Flash, 1024 bytes RAM, and 256 bytes EEPROM. The integrated Core Independent Peripherals execute without CPU intervention, freeing the core for higher-level tasks and reducing power consumption. Typical applications include IoT sensor nodes, battery-powered wireless modules, home appliances, automotive body electronics, LED lighting controllers, and small consumer devices. The wide operating voltage (1.8V to 3.6V for the LF variant) suits 2xAA, coin-cell, and Lithium-thionyl-chloride chemistries. Design consideration: because the 28-QFN has an exposed pad, the PCB must include thermal vias under the pad to meet the datasheet's thermal resistance spec and to provide a low-impedance ground connection. The LF suffix is mandatory below 2.5V operation; the non-LF PIC16F18855 requires 2.3V minimum. This page synthesizes distributor pricing, drop-in alternatives within the PIC16 family, and design notes on the 28-QFN land pattern not found in the standalone Microchip datasheet summary.

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PIC16LF18855-E/MV - 8-Bit MCU, 14KB Flash, 32MHz | Microchip
PIC16LF18855-E/MV

PIC16LF18855-E/MV - 8-Bit MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16LF18855-E/MV is an 8-bit RISC microcontroller built on the PIC16 CPU core, delivering 32MHz maximum clock speed with 14KB (8K x 14) of Flash program memory in a 28-pin UQFN (4x4) package with exposed pad. The device includes 1KB of data RAM, 256 bytes of data EEPROM, and is engineered for general-purpose and ultra-low-power (XLP) embedded designs operating from a 1.8V to 3.6V supply rail. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, volatile data memory, and configurable peripherals on one die. PIC microcontrollers use a Harvard RISC architecture with separate program and data buses, executing one instruction per cycle (excluding branches) which yields deterministic throughput and predictable interrupt latency. This part belongs to the broader PIC16F188xx family of mid-range 8-bit MCUs that target sensor interfacing, human-machine interfaces, and battery-powered edge nodes. Key features include 25 digital I/O pins, peripheral touch controller support, a 10-bit ADC with computation (ADC2), a 5-bit DAC, Core Independent Peripherals (CIPs) such as CRC/SCAN and Hardware Limit Timer (HLT), windowed watchdog timer (WWDT), and the Data Stream Modulator (DSM) peripheral. Microchip's eXtreme Low-Power (XLP) technology provides nanoWatt sleep currents suitable for Energy Harvesting and always-on sensor duty-cycled applications. The device is fabricated in CMOS technology and integrates eXtreme Low-Power techniques, including deep sleep modes with peripheral retention, a dedicated 32kHz LF oscillator, and a Windowed Watchdog Timer (WWDT) for safety-critical applications. Its deterministic instruction execution makes it suitable for real-time control loops, while CIPs offload repetitive tasks from the CPU. Typical applications include IoT sensor nodes with battery or energy harvesting power, low-power wireless sensor networks using protocols such as LoRa or Sub-GHz, industrial automation controllers with safety-integrity requirements, automotive body and interior lighting modules, consumer appliance control boards, and medical wearable monitors. The 4x4mm UQFN package is well-suited to space-constrained PCB layouts. When selecting this part, ensure your toolchain supports MPLAB X IDE with XC8 compiler, and consider the exposed thermal pad requirement for PCB land pattern. Designers should also evaluate the PIC16LF18855-I/MV variant for higher-volume production if the -E (extended) temperature grade is not required. This page consolidates distributor pricing, same-family drop-in alternatives, and practical design notes that synthesize the datasheet into a single-source reference for procurement and design engineers.

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PIC16LF18855-E/SO - 8-Bit MCU, 14KB Flash, 32MHz | Microchip
PIC16LF18855-E/SO

PIC16LF18855-E/SO - 8-Bit MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16LF18855-E/SO is an 8-bit PIC microcontroller from the PIC16F/LF188xx family, featuring 14KB of Flash program memory and a 32MHz internal oscillator, housed in a 28-pin SOIC (SO) package with 7.50mm body width. According to the verified PIC16LF18855 datasheet, this low-power (LF) variant operates across 1.8V to 3.6V VDD, targeting battery-friendly applications, and integrates CIP (Core Independent Peripherals) such as CWG, NCO, DSM, and Configurable Logic Cells. The 8-bit core runs up to 32MHz with 7KB RAM, 256B EEPROM, and 25 I/O pins, plus peripherals including a 10-bit ADC, multiple USART/I2C/SPI, and a 16-bit PWM. An 8-bit PIC microcontroller is a RISC-based CMOS processing unit that combines a CPU, Flash program memory, RAM, EEPROM, and configurable peripherals into a single IC, providing embedded control for consumer, industrial, and IoT products. The PIC16LF18855 sits in the hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. Its nanoWatt XLP technology extends sleep current below typical coin-cell drain rates, making the LF variant ideal for always-on sensor nodes. The 'E' suffix indicates an Extended operating temperature grade (-40C to +125C), and the 'SO' suffix denotes the 28-SOIC 7.50mm gull-wing surface-mount package. Key differentiating features include 14KB self-programmable Flash with device ID protection, hardware CLC for glue-logic replacement, 10-bit ADC with Computation (ADC2) automating averaging/threshold detection, and four 16-bit PWMs with complementary outputs and dead-band control. Compared to legacy PIC16F193x parts, the PIC16LF18855 doubles peripheral integration while keeping the same 28-pin footprint, easing migration. The LF process node provides lower active current (~3 mA at 8 MHz) and deeper sleep modes than the F counterpart. Typical applications include low-power IoT sensor nodes (coin-cell telemetry, BLE beacons), home appliances and white goods (user-interface controllers with capacitive touch via CVD), automotive body electronics (interior lighting, seat controllers - though the E grade is industrial rather than AEC-Q100), and consumer handhelds (toys, remote controls, fitness bands). The wide temperature range supports outdoor industrial installations. Design considerations: place a 100nF decoupling capacitor within 2mm of VDD, a 10uF bulk capacitor at the IC supply, and follow Microchip's recommended MCLR pull-up of 10k to VDD. For ICD3/PICkit4 debugging, reserve the ICSP pins (PGEC/PGED) and ensure no series resistor above 470 ohm on the data line. As of 2026-09-24, LCSC lists the part from $0.49 in stock for prototyping. This page synthesizes distributor pricing, drop-in alternatives within the PIC16LF1885x family, and practical design notes drawn from Microchip's datasheet family - information not bundled on any single distributor page.

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PIC16LF18855-E/SP - 14KB Flash 8-bit MCU 28-SPDIP | Microchip
PIC16LF18855-E/SP

PIC16LF18855-E/SP - 14KB Flash 8-bit MCU 28-SPDIP | Microchip

The Microchip PIC16LF18855-E/SP is an 8-bit PIC microcontroller from the PIC16F18855 family featuring 14 KB of Flash program memory, 1 KB of RAM, and 256 bytes of EEPROM in a 28-pin SPDIP (Skinny Plastic Dual In-line Package). It operates at up to 32 MHz CPU clock with an instruction cycle time of 250 ns, supports a wide 1.8V to 3.6V supply range, and belongs to the XLP (eXtreme Low Power) family. The device integrates rich peripheral sets including multiple CCP/ECCP modules, 10-bit ADC, 8-bit DAC, comparators, PWM, CWG, NCO and DSM peripherals, making it suitable for sensor interfacing, motor control, and general-purpose embedded control. What is an 8-bit microcontroller? An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path and Harvard architecture, integrating CPU, Flash program memory, RAM, EEPROM, and configurable peripherals (ADC, timers, communication interfaces). Within the broader IC taxonomy, an MCU belongs to: microcontroller -> embedded controller -> digital IC -> semiconductor. The 'LF' prefix denotes the low-power (wide-range 1.8V–3.6V) variant, while '18855' identifies the specific die with 14 KB memory and rich analog/peripheral integration. The '-E' suffix indicates the -40°C to +125°C extended operating temperature range. Key features include 25 I/O pins, 2 UART modules (EUSART), 2 SPI, 2 I²C, 10-bit ADC with up to 24 channels, 5-bit DAC, 2 comparators, and 4 8-bit timers plus 1 16-bit timer. The XLP technology enables sleep current down to ~30 nA typical with full RAM retention, ideal for battery-powered applications such as IoT sensor nodes, wearables, and remote controls. The architecture uses a RISC-style 14-bit instruction set with 49 instructions and a 16-level hardware stack, complemented by a configurable instruction cache (PIC10/12/16/18 instruction-set compatibility) and a CWG/DSM module for advanced waveform generation. The 32 MHz internal oscillator supports USB and timing-critical motor-control loops. Typical applications include home-automation controllers, battery-powered wireless sensor nodes, automotive body electronics (sub-systems), low-power IoT edge devices, HVAC thermostats, and small DC-motor or fan-control circuits. The SPDIP-28 footprint also makes it breadboard-friendly for prototype development and education. Design consideration: choose this MCU when you need an easily solderable through-hole part for prototype or low-volume production, or when the wider 5V-tolerant SPDIP-28 footprint simplifies hand-rework. For high-volume surface-mount designs, consider the SOIC-28 (PIC16LF18855-E/SO) or QFN-28 (PIC16LF18855-E/ML) variants in the same silicon family. This page synthesizes distributor pricing, drop-in alternatives, comparison data, and practical design notes not found in the standalone manufacturer datasheet.

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PIC16LF18855-E/SS - 8-Bit 32MHz 14KB Flash MCU 28-SSOP | Microchip
PIC16LF18855-E/SS

PIC16LF18855-E/SS - 8-Bit 32MHz 14KB Flash MCU 28-SSOP | Microchip

The Microchip PIC16LF18855-E/SS is an 8-bit PIC® XLP™ 16F microcontroller with 32MHz CPU speed, 14KB (8K x 14) Flash program memory, and a 28-pin SSOP package. Designed for ultra-low-power applications, the LF variant operates across 1.8V to 3.6V and integrates the CIPs (Core Independent Peripherals) feature set including Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), and Zero-Cross Detect (ZCD). A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash for program, SRAM for data, EEPROM for non-volatile storage), and programmable I/O peripherals. The PIC16LF18855 belongs to the enhanced mid-range 8-bit PIC family, with a 14-bit instruction word architecture that supports hardware multiply and a 16-level hardware stack. The XLP (eXtreme Low Power) designation indicates sleep currents in the nanoampere range, making this part suitable for battery-powered IoT and sensor applications. Key features of the PIC16LF18855-E/SS include 1KB SRAM, 256 bytes EEPROM, 25 I/O pins, a 10-bit ADC with computation (ADC2) up to 100 ksps, 4 capture/compare/PWM modules, and communication interfaces (I²C, SPI, EUSART with auto-baud detect). The device integrates 2 op-amps, 2 comparators, an 8-bit DAC, and 2 10-bit PWMs for direct analog control. On-board peripherals are interconnected through the Peripheral Pin Select (PPS) routing engine, simplifying PCB layout. The architecture uses a Harvard-style RISC core executing most instructions in a single clock cycle at 32MHz, giving 8MIPS throughput. Hardware multipliers support signed/unsigned 8x8 operations without CPU overhead. The CIPs ecosystem allows analog signal conditioning, waveform generation, and event-based control without waking the CPU, dramatically reducing average power consumption. Typical applications for the PIC16LF18855-E/SS include battery-powered sensor nodes, LED lighting controllers, low-power IoT endpoints, and consumer electronics requiring extended battery life. The op-amps and comparators make it suitable for direct sensor signal conditioning, while the CLC enables custom logic functions without external glue logic. When designing with this part, use MPLAB X IDE with XC8 compiler for firmware development. Decouple VDD with a 100nF capacitor placed within 5mm of the supply pin. For low-power operation, configure unused peripherals to OFF in firmware and use the Doze and Idle modes. The PPS feature allows remapping digital peripheral pins, simplifying board layout when routing is constrained. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a one-stop reference for selecting and implementing the PIC16LF18855-E/SS in low-power embedded designs.

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PIC16LF18855-I/SO - 8-Bit 32MHz XLP MCU 14KB Flash 28-SOIC | Microchip
PIC16LF18855-I/SO

PIC16LF18855-I/SO - 8-Bit 32MHz XLP MCU 14KB Flash 28-SOIC | Microchip

The Microchip Technology PIC16LF18855-I/SO is an 8-bit PIC microcontroller built on the company's eXtreme Low Power (XLP) architecture, integrating 14KB of Flash program memory, 1KB of RAM and 256 bytes of EEPROM in a 28-pin SOIC package. It executes instructions at up to 32MHz from an internal oscillator and operates across a wide 1.8V to 3.6V supply range, targeting battery-powered and energy-harvesting designs. What is an 8-bit microcontroller? An 8-bit MCU is a single-chip computer whose CPU, registers and ALU operate on 8-bit data words; it sits at the lowest tier of the embedded controller hierarchy (8-bit -> 16-bit -> 32-bit MCU -> microprocessor) and is favored for deterministic, low-power, cost-sensitive tasks. The PIC16LF18855 extends that baseline with XLP technology, Core Independent Peripherals (CIPs), and rich analog such as a 12-bit ADC with computation and 10-bit DAC. Key features include 14KB self-programmable Flash with device Information Area (DIA) and Unique Device Identifier (UDID), 1KB SRAM, 256B EEPROM, 12-bit ADC2 with up to 35 channels, 10-bit DAC, 8-bit DAC, 5-bit DAC, four 16-bit timers, two CCP modules, two Enhanced USART, two SPI, two I2C/SPI, two comparators and an on-chip temperature indicator. Five 16-bit Pulse-Width Modulation (PWM) outputs and configurable logic cells add motor-control and lighting capability. The "LF" silicon supports 1.8V minimum VDD, ideal for lithium coin cells and two-AA designs. Architecturally, the device uses Microchip's enhanced mid-range 16-bit instruction set with an 8-level hardware stack and vectored interrupts. Peripherals are interconnected through the Peripheral Pin Select (PPS) routing fabric and through hardware CIPs such as the Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO) and Configurable Logic Cell (CLC), letting complex timing and signal-conditioning functions run without CPU intervention and preserving deep-sleep current in the nanoampere range. Typical applications include low-power IoT sensor nodes, consumer wearables, battery-backed thermostats and metering, LED lighting controllers, BLDC fan and small pump drivers, and general-purpose industrial control boards that need rich analog and UART connectivity in a compact SOIC footprint. Designers should budget for ICD 3 / ICD 4 / PICkit 4 / Snap programmer compatibility, place a 100 nF decoupling capacitor within 2 mm of VDD and reserve the dedicated ICSPCLK/ICSPDAT pins when in-circuit programming is required. The on-chip voltage reference and the ADC2 with computation reduce external component count. This page synthesizes 2026 distributor pricing, drop-in cross-package alternatives, design pitfalls and FAQ answers not found in the manufacturer datasheet.

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PIC16LF18855-I/SP - 8-Bit 32MHz 14KB Flash MCU | Microchip
PIC16LF18855-I/SP

PIC16LF18855-I/SP - 8-Bit 32MHz 14KB Flash MCU | Microchip

The Microchip Technology PIC16LF18855-I/SP is an 8-bit PIC® XLP™ microcontroller with 14KB Flash, 1KB SRAM, and 256B EEPROM, running at up to 32MHz and housed in a 28-pin SPDIP (SP) package. This 'LF' variant operates across 1.8V to 3.6V and targets eXtreme Low Power (XLP) designs. The part ships in industrial (-I) temperature grade, suiting -40°C to +85°C environments. What is a PIC16 microcontroller? A PIC16 (Peripheral Interface Controller) is an 8-bit RISC microcontroller from Microchip Technology's mid-range family. PIC16 MCUs sit inside the broader taxonomy: 8-bit microcontroller -> microcontroller -> embedded processor -> semiconductor IC. The PIC16LF18855 belongs to the PIC16(L)F18855/75 full-featured 28/40/44-pin family that combines analog peripherals, Core Independent Peripherals (CIPs), and XLP technology for low-power general-purpose applications. Key features include a 10-bit ADC with computation (ADC2), a 5-bit/8-bit DAC, comparators, PWM, CWG (Complementary Waveform Generator), SMT (Signal Measurement Timer), HLT (Hardware Limit Timer), WWDT (Windowed Watchdog Timer), SCAN/CRC, ZCD (Zero-Cross Detect), PPS (Peripheral Pin Select), and EUSART plus SPI/I2C communication. The 14KB Flash supports 8K x 14 word addressing. The architecture pairs an enhanced mid-range 8-bit CPU with hardware CIPs that offload tasks like waveform generation, signal measurement, and CRC scanning from the core. PPS allows flexible pin mapping, while XLP delivers nanoWatt sleep currents for battery-powered applications. Typical applications include battery-operated sensor nodes, low-power IoT edge devices, consumer appliance control, and industrial automation peripherals. The 28-SPDIP package supports through-hole prototyping and legacy designs that prefer DIP sockets. When designing with this device, leverage CIPs to minimize CPU wake-ups and maximize XLP idle time. Use PPS to remap peripherals and avoid pin conflicts during PCB layout. Verify that the 1.8V minimum VDD matches sensor and peripheral supply rails. This page synthesizes distributor pricing, drop-in alternative analysis, and practical XLP design notes not consolidated in the Microchip datasheet.

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PIC16LF18855-I/SS - 32MHz 8-bit MCU, 14KB Flash | Microchip
PIC16LF18855-I/SS

PIC16LF18855-I/SS - 32MHz 8-bit MCU, 14KB Flash | Microchip

The Microchip Technology PIC16LF18855-I/SS is a full-featured, ultra-low-power (XLP) 8-bit PIC microcontroller delivering 32 MHz performance from a 14 KB Flash / 1 KB SRAM / 256 B EEPROM memory configuration, housed in a 28-pin SSOP (5.30 mm) package. An 8-bit microcontroller (MCU) is a small, self-contained computer-on-a-chip that integrates a CPU, non-volatile program memory (Flash), volatile data memory (RAM), EEPROM, and a rich set of peripherals (ADC, timers, PWM, communication ports) into a single IC. PIC microcontrollers from Microchip use a modified Harvard RISC architecture optimized for deterministic interrupt response and low power operation; the PIC16F/LF family targets general-purpose embedded control spanning industrial, consumer, IoT, and battery-powered designs. Within this family the LF prefix denotes the extended low-voltage, low-power variant suitable for systems running from 1.8 V to 3.6 V, where the F (Flash) variant operates up to 5.5 V. Key features of the PIC16LF18855-I/SS include 32 MHz CPU speed (8 MIPS at 4x PLL), 14 KB self-programmable Flash with code protection, 1 KB SRAM and 256 B EEPROM, up to 24 channels of 10-bit ADC with computation (ADC^2), 5 capture/compare/PWM modules, two USART modules, two SPI/I2C modules, and a hardware CWG (Complementary Waveform Generator). The CIP (Core Independent Peripheral) set allows complex logic, motor control, and signal conditioning without CPU intervention, making the device attractive for low-power and deterministic applications. The 'LF' low-power variant operates from 1.8 V to 3.6 V with active current under 5 mA at 32 MHz, deep sleep current of roughly 50 nA typical, and IDD of ~3 µA at 32 kHz with peripherals running. The 28-SSOP (5.30 mm body) package is pin-compatible with the broader PIC16F18855 family, easing migration between F and LF variants and across PIC16LF18854/56/57 family siblings. Typical applications include battery-powered IoT sensor nodes, low-energy wireless HMI controllers, BLDC/PMSM motor drivers using FOC or trapezoidal commutation, HVAC control, white goods, LED lighting controllers, and general-purpose industrial automation nodes. Its CIP peripherals also support touch sensing, smoke-detector front-ends, and small appliance control. When designing with this part, ensure the Vdd decoupling network follows the manufacturer reference schematic (typically 100 nF plus 10 µF bulk). Program/debug requires ICSP via PGC/PGD, and migrating between F and LF variants requires verifying operating-voltage and current-consumption differences during firmware validation.

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PIC16LF18855T-I/ML - 8-Bit XLP MCU 14KB Flash 28-QFN | Microchip
PIC16LF18855T-I/ML

PIC16LF18855T-I/ML - 8-Bit XLP MCU 14KB Flash 28-QFN | Microchip

The Microchip PIC16LF18855T-I/ML is an 8-bit PIC microcontroller built on the eXtreme Low Power (XLP) platform, featuring 14KB (8K x 14) of Flash program memory, 1KB of RAM, and 256 bytes of EEPROM in a 28-pin QFN (6x6) package with exposed pad. It operates up to 32MHz from a 1.8V to 3.6V supply and is rated for the industrial -40C to +85C temperature range. The tape-and-reel "/ML" suffix designates the surface-mount QFN carrier format used in volume production. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), non-volatile data storage (EEPROM), and a rich set of peripherals such as timers, ADC, communication interfaces, and GPIO. PIC microcontrollers are RISC-based 8-bit cores well-known for deterministic instruction execution, low power consumption, and a mature ecosystem of compilers and development tools. In the broader system hierarchy, this device sits inside: microcontroller -> microprocessor -> semiconductor -> integrated circuit, serving as the embedded control element in countless battery-powered and industrial products. Key differentiating features of the PIC16LF18855 include the XLP nanoWatt XLP sleep currents, Core Independent Peripherals (CIPs) such as the Configurable Logic Cell (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and 10-bit ADC with Computation (ADCC) for automated averaging and threshold comparisons. The 25 I/O pins support peripheral pin select (PPS), giving flexible signal routing. Together these features enable sensor interfaces, motor control, and lighting/PWM functions without CPU intervention. Typical applications span consumer IoT nodes, battery-powered sensor transmitters, low-power remote controls, household appliances, and industrial control modules. The QFN-28 footprint is also well-suited to space-constrained designs where the exposed pad provides a low thermal resistance path. When selecting this MCU, verify that your project requires the lower-voltage "LF" variant rather than the 5V-tolerant standard PIC16F18855.

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PIC16LF18855T-I/MV - 8-Bit 32MHz XLP MCU, 14KB Flash, 28-UQFN
PIC16LF18855T-I/MV

PIC16LF18855T-I/MV - 8-Bit 32MHz XLP MCU, 14KB Flash, 28-UQFN

The Microchip Technology PIC16LF18855T-I/MV is an 8-bit PIC microcontroller from the PIC16(L)F1885x/7x family featuring eXtreme Low Power (XLP) technology, 14KB of Flash program memory, 1KB of RAM, and 256 bytes of EEPROM. The device runs at up to 32 MHz on an enhanced mid-range 8-bit core with 49 instructions, is housed in a 28-pin UQFN (4x4 mm) package with an exposed pad, and is supplied on a 3300-piece tape-and-reel format indicated by the 'T' suffix. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile Flash memory, RAM, EEPROM, peripherals, and I/O on one die, optimized for deterministic real-time control in cost- and power-constrained designs. 8-bit MCUs sit at the bottom of the microcontroller taxonomy (8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC) and remain the dominant choice for simple sensing, driving, and human-interface tasks where latency, code density, and nanoamp sleep currents matter more than raw arithmetic throughput. The PIC16LF18855T-I/MV integrates a 10-bit ADC with computation, a 5-bit DAC, three 16-bit timers, two comparators, an 8-bit DAC reference, configurable logic cells (CLC), complementary waveform generators, signal measurement timers, and zero-cross detect peripherals. Core-independent peripherals offload tasks from the CPU, while the XLP nanoWatt technology delivers typical sleep currents in the nanoamp range, enabling battery-powered products measured in years of operation. The 28-UQFN package has a 4x4 mm footprint and includes an exposed thermal pad that must be soldered to the ground plane for electrical performance and thermal dissipation. Communication peripherals include I2C, SPI, and EUSART, supporting sensor hubs, LED drivers, and small human-interface boards. Typical applications include low-power IoT sensor nodes, battery-powered consumer devices, LED lighting controllers, sensor signal conditioning, and small home appliances. Industrial use cases include remote controls, handheld instrumentation, and energy-harvesting endpoints. When designing with this MCU, the LF prefix denotes the low-voltage (1.8V to 3.6V) variant - do not confuse with the PIC16F18855 which operates up to 5.5V. Decoupling capacitors must be placed within 3 mm of each power pin, and the exposed pad must be soldered to a continuous ground plane. MPLAB X IDE with XC8 compiler supports the PIC16LF18855 family out of the box. This page synthesizes distributor stock data, same-family drop-in alternatives, and design guidance not collected on the manufacturer datasheet alone.

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PIC16LF18855T-I/SS - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip
PIC16LF18855T-I/SS

PIC16LF18855T-I/SS - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip

The Microchip Technology PIC16LF18855T-I/SS is an 8-bit PIC® XLP™ microcontroller in the PIC16F18855 family operating up to 32 MHz, with 14 KB (8K x 14) of Flash, 1 KB of SRAM and 256 bytes of EEPROM, housed in a 28-pin SSOP package. The "LF" prefix designates the wide-voltage variant supporting 1.8V to 3.6V operation, the "T" suffix indicates Tape & Reel packaging, and "I" denotes the -40°C to +85°C industrial temperature range. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path and a RISC instruction set. Within the broader hierarchy, the PIC16LF18855 sits as: PIC16 MCU -> 8-bit PIC microcontroller -> microcontroller -> embedded processor -> semiconductor. The PIC16 family is positioned between Microchip's PIC10/PIC12 baseline parts and the PIC18/PIC24 high-performance tiers, making it a workhorse class for cost-sensitive, low-power applications. Key features include 24-channel 10-bit ADC with automated averaging, 5-bit and 10-bit DAC, complementary output PWMs with independent time bases, multiple serial interfaces (I²C, SPI, UART with LIN support), and up to 25 I/O pins. The Core Independent Peripherals (CIPs) - CRC/SCAN, Hardware Limit Timer (HLT), CLC, NCO and PWM - let designers offload signal conditioning, waveform generation and timing from the CPU, freeing cycles for application code while reducing power consumption. Architecturally, the device pairs a Harvard RISC core with a 14-bit instruction word and hardware multiplier, executed at 32 MHz for an 8 MIPS peak throughput. The non-volatile memory uses Flash with self-programming (ICSP) and configurable code protection, while the analog chain integrates op-amps, comparators and a zero-cross detector so that mixed-signal designs can be built with minimal external components. The eXtreme Low Power (XLP) technology delivers sub-µA sleep currents with retention, enabling multi-year coin-cell or energy-harvesting deployments. Typical applications include low-power IoT sensor nodes, battery-powered handheld instrumentation, LIN-based automotive body controllers, white-goods and appliance control boards, LED lighting controllers, and general-purpose embedded control where low quiescent current and integrated peripherals outweigh raw CPU performance. When designing with this part, select the internal 32 MHz HFINTOSC when BOM count and standby power matter, and reserve the external crystal for USB-bridge or LIN-physical-layer timing where cycle accuracy is critical. Validate sleep-mode current budgets at your target VDD before finalizing battery sizing. This page synthesizes distributor pricing, drop-in package-compatible alternatives and design considerations not collected on any single manufacturer or distributor page.

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PIC16LF18856-E/ML - 8-bit 32MHz MCU, 28KB Flash | Microchip
PIC16LF18856-E/ML

PIC16LF18856-E/ML - 8-bit 32MHz MCU, 28KB Flash | Microchip

The Microchip PIC16LF18856-E/ML is an 8-bit PIC microcontroller from the PIC16(L)F1885x family featuring 28KB Flash, 2KB SRAM, 256B EEPROM and a 32MHz CPU core in a 28-pin QFN (6x6) package with exposed pad. It operates from 1.8V to 3.6V and supports XLP (eXtreme Low Power) modes for battery-friendly designs. What is a PIC microcontroller? A PIC microcontroller is a compact, low-power 8-bit (or 16/32-bit) programmable processor from Microchip Technology's PIC (Peripheral Interface Controller) family. PIC MCUs integrate CPU core, Flash program memory, RAM, EEPROM, and rich peripheral sets (ADC, PWM, timers, communications) into a single IC, forming the foundation of countless embedded products. Within that hierarchy: PIC16 -> 8-bit mid-range family -> PIC MCU -> Microcontroller -> Integrated Circuit -> Semiconductor. Key features include a 10-bit ADC with computation, 5-bit DAC, two comparators, four 10-bit PWM modules, Complementary Waveform Generator (CWG), Hardware Limit Timer (HLT), Windowed Watchdog Timer (WWDT), Cyclic Redundancy Check with memory SCAN, Zero-Cross Detect, Peripheral Pin Select, EUSART, two SPI/I2C, and IDLE/DOZE low-power modes. The wide operating voltage range and XLP technology make it suitable for energy-harvesting and battery-powered applications. The PIC16LF18856 uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction set, achieving 32MHz operation at 3.3V and delivering 8 MIPS throughput. Integrated Core Independent Peripherals (CIPs) handle timing, sensing, and signal generation in hardware, freeing the CPU for application-level tasks and improving firmware determinism. The PPS (Peripheral Pin Select) feature allows flexible signal routing, simplifying PCB layout. Typical applications include IoT sensor nodes, low-power wireless endpoints, battery management, LED lighting control, consumer electronics, industrial control, and home automation. The 6x6 QFN package is suited for space-constrained designs. When designing with this MCU, ensure the exposed pad is soldered to the ground plane for thermal dissipation and electrical performance. Decouple VDD with a 100nF ceramic capacitor close to the pin, and use MPLAB X IDE with XC8 compiler for firmware development.

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PIC16LF18856-E/SP - 32MHz 8-bit XLP MCU, 28KB Flash | Microchip
PIC16LF18856-E/SP

PIC16LF18856-E/SP - 32MHz 8-bit XLP MCU, 28KB Flash | Microchip

The Microchip Technology PIC16LF18856-E/SP is an 8-bit PIC16F-family microcontroller built on the eXtreme Low Power (XLP) architecture, delivering 32 MHz CPU performance, 28 KB (16K × 14) of Flash program memory, 2 KB of RAM, and 256 bytes of EEPROM in a 28-pin SPDIP (Skinny Plastic DIP, 0.300"/7.62 mm) through-hole package. What is a PIC16 microcontroller? The PIC16F family is Microchip's mid-range 8-bit MCU line built around a modified Harvard architecture and a 14-bit instruction word. Members of the PIC16LF1885x/7x family combine analog peripherals, core-independent peripherals (CIPs) such as CRC/SCAN, and XLP technology for battery-powered and general-purpose applications. PIC16LF variants run from a 1.8V to 3.6V supply, while PIC16F variants run from a wider range, making the LF parts the lowest-power members of the family. Key features include 28 KB self-programmable Flash, 2 KB SRAM, 256 B EEPROM, a 10-bit ADC with computation, a 5-bit and 10-bit DAC, comparators, PWM, Complementary Waveform Generator (CWG), Signal Measurement Timer (SMT), Hardware Limit Timer (HLT), Windowed Watchdog Timer (WWDT), SCAN/CRC, Zero-Cross Detection (ZCD), Peripheral Pin Select (PPS), one EUSART, two SPI/I²C, and eXtreme Low-Power (XLP) sleep modes. The wide operating voltage (1.8V to 3.6V) and nanoWatt XLP sleep current make this part suitable for battery-powered sensor nodes. Technically, the part implements CIP blocks that allow timing-critical events to run without waking the CPU, including the CWG for half-bridge motor drive waveforms, SMT for precise capture/measurement, and PPS for flexible signal routing. The integrated 10-bit ADC with ADC2 computation offloads averaging and threshold detection from the core, freeing MIPS for the main application loop. Typical applications include low-power IoT sensor nodes, battery-powered metering, consumer electronics, LED lighting control, motor control signal generation (BLDC/PMSM commutation assist), and general-purpose embedded control replacing larger 16-bit parts. The 28-pin SPDIP package is particularly convenient for breadboard prototyping, hobbyist designs, and through-hole production lines where SMD reflow is unavailable. When designing with this part, plan oscillator and configuration bits early: PPS must be unlocked before any peripheral remap, the ADC requires T_AD setup time, and the WDT must be configured before enabling code protection. Use Microchip's MPLAB X IDE with XC8 compiler and MPLAB Code Configurator (MCC) for rapid peripheral setup. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the bare manufacturer datasheet.

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PIC16LF18856-E/SS - 8-bit MCU, 32MHz, 28KB Flash, XLP | Microchip
PIC16LF18856-E/SS

PIC16LF18856-E/SS - 8-bit MCU, 32MHz, 28KB Flash, XLP | Microchip

The Microchip Technology PIC16LF18856-E/SS is an 8-bit RISC PIC® XLP™ microcontroller delivering 32 MIPS at 32 MHz from a 28-pin SSOP package, with 28 KB Flash, 2 KB RAM, and 256 bytes of EEPROM. It operates across 1.8 V to 3.6 V and integrates a 10-bit ADC with computation (ADC2), a 5-/10-bit DAC, comparators, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, and 2x SPI/I2C peripherals in a single CMOS die. What is an 8-bit PIC microcontroller? It is a Harvard-architecture RISC MCU optimized for low-power embedded control, sitting within the broader hierarchy of microcontroller -> embedded controller -> semiconductor IC. The PIC16F188xx family specifically targets ultra-low-power (XLP) applications where active current in nanoamps and deep-sleep retention extend battery life by orders of magnitude versus generic 8-bit MCUs. Key features of the PIC16LF18856-E/SS include eXtreme Low Power (XLP) technology with nanoWatt XLP sleep currents below 60 nA, Core Independent Peripherals (CIPs) such as CWG and SMT, and Peripheral Pin Select (PPS) that remaps digital peripherals to any I/O pin for flexible PCB routing. The 14-bit instruction set, 32 MHz internal oscillator, and on-chip 10-bit ADC2 with hardware averaging accelerate mixed-signal sensor conditioning loops. Typical applications include battery-powered IoT sensor nodes, low-power wireless remote controls, energy-harvesting edge devices, consumer white goods user interfaces, and automotive body-electronics modules. The 28-SSOP footprint suits compact handheld products that demand long battery life alongside rich peripheral integration. When designing with this part, ensure the MPLAB X IDE project selects the PIC16LF18856 device and configures the PPS registers before peripheral use. Do not exceed 3.6 V on any I/O pin when operating in LF (low-voltage) mode; for designs above 3.6 V select the PIC16F18856 (F) variant. This page synthesizes distributor pricing, drop-in same-family alternatives, and engineering design notes drawn from Microchip datasheets and the PIC16LF18856 family reference manual.

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PIC16LF18856-I/ML - 28KB Flash, 32MHz PIC16 XLP MCU | Microchip
PIC16LF18856-I/ML

PIC16LF18856-I/ML - 28KB Flash, 32MHz PIC16 XLP MCU | Microchip

The Microchip Technology PIC16LF18856-I/ML is an 8-bit PIC® XLP™ microcontroller with 28KB Flash, 2KB RAM, and a 32MHz internal core, packaged in a 28-pin QFN (6x6 mm) with exposed thermal pad for industrial-grade temperature operation. As an 8-bit microcontroller (MCU), this device sits in the broader taxonomy of microcontrollers -> embedded processors -> microcomputer ICs -> semiconductor ICs. The PIC16 family, one of Microchip's longest-running architectures, uses a Harvard RISC core optimized for deterministic interrupt response and ultra-low-power (XLP) operation, making it well-suited to battery-powered and industrial sensing applications. Key differentiating specifications include 28KB (16K x 14) of self-programmable Flash, 256 bytes of EEPROM, an integrated 10-bit ADC with computation (ADC²), multiple Core Independent Peripherals (CIPs) such as CWG, NCO, and SMT, and a wide operating voltage range of 1.8V to 3.6V. The device also features Peripheral Pin Select (PPS) for flexible signal routing, a Hardware Limit Timer (HLT) for functional safety, and a Windowed Watchdog Timer (WWDT). The PIC16LF18856 architecture combines an enhanced mid-range 8-bit core running up to 32MHz (8MHz instruction rate with the 4x PLL active) with on-chip CIP blocks that can execute timing, signal generation, and safety functions without CPU intervention. Its eXtreme Low-Power XLP technology delivers sub-uA sleep currents, supported by the nanosecond-class wake-up behavior of the CIPs, enabling long battery life in IoT and remote sensor duty-cycled applications. Typical applications include IoT sensor nodes, building automation and HVAC control, battery-powered consumer products, automotive body and interior modules, industrial control loops, and USB/HID human-interface devices. The 1.8V minimum supply also makes the part attractive for single-cell lithium or dual-coin-cell designs. When designing with this device, ensure the ICSP programming pins (ICSPCLK/ICSPDAT) are accessible on the PCB. Exposed-pad QFN packages require a continuous PCB land pattern beneath the pad with multiple thermal vias to ground to meet the 32 mW/°C thermal dissipation envelope. This page synthesizes distributor pricing, drop-in alternatives, and design guidance not found in the manufacturer datasheet alone.

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PIC16LF18856-I/SS - 32MHz 8-bit XLP MCU 28KB Flash | Microchip
PIC16LF18856-I/SS

PIC16LF18856-I/SS - 32MHz 8-bit XLP MCU 28KB Flash | Microchip

The Microchip Technology PIC16LF18856-I/SS is an 8-bit PIC16 microcontroller built on the eXtreme Low Power (XLP) architecture, featuring 32 MHz core performance, 28 KB (16K x 14) of Flash program memory, and 2 KB of SRAM in a 28-pin SSOP package. It targets general-purpose and battery-powered applications that need rich Core Independent Peripherals (CIPs), analog integration, and low sleep current. The PIC16F family sits within the broader hierarchy of 8-bit microcontrollers -> microcontrollers (MCUs) -> microprocessors and controllers -> integrated circuits -> semiconductors. Within Microchip's portfolio, PIC16F/LF devices form the mid-range 8-bit tier between the baseline PIC10/12/16F and the high-performance PIC18F and 16-bit dsPIC families. The LF suffix designates the low-voltage variant that operates from 1.8 V to 3.3 V, while the F variant extends the supply range up to 5.5 V. The "XLP" branding highlights Microchip's nanoWatt XLP technology for sleep currents measured in nanoamps. Key differentiating features include 25 general-purpose I/O pins, a 10-bit ADC with computation (ADC2), up to five CCP/ECCP modules, two comparators, a DAC, an 8-bit configurable timer/counter with HLT, a CRC/Scan module, and peripheral pin select (PPS) that lets signals be remapped at runtime. The device integrates the CIP ecosystem so functions like signal generation, motor timing, and safety checks can run without CPU intervention, freeing the core for application code and reducing power consumption. Typical applications include IoT sensor nodes, low-power wireless endpoints, battery-powered medical wearables, consumer appliances, industrial sensing front-ends, and LED lighting controls that benefit from the 25 I/O channels and analog front-end. The wide CIP set (CRC, HLT, Scan, PWM, ADC2) also supports BLDC motor commutation, fan control, and eMetering. Programming is supported through MPLAB X IDE with the XC8 compiler, and debug is enabled by the on-chip ICD over standard two-wire ICSP. When designing with this part, allocate the budget for the 28-pin SSOP land pattern (5.30 mm body, 0.65 mm pitch) and observe the 1.8 V to 3.6 V supply range. Power decoupling should include 100 nF + 1 uF/10 uF bulk capacitors placed close to VDD/AVDD with a low-impedance ground return. For PIC16F vs PIC16LF behavior in firmware, verify any 5V-only peripheral is replaced with a 3.3V-tolerant counterpart, since the LF device is not 5 V tolerant on its I/O.

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PIC16LF18856T-I/MV - 28KB Flash 32MHz 8-bit MCU | Microchip
PIC16LF18856T-I/MV

PIC16LF18856T-I/MV - 28KB Flash 32MHz 8-bit MCU | Microchip

The Microchip Technology PIC16LF18856T-I/MV is a low-power 8-bit PIC microcontroller with 28KB (16K x 14) Flash program memory, 2KB RAM and 256B EEPROM, operating at up to 32MHz and housed in a 28-pin UQFN (MV) 4x4 mm package with exposed pad. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), working RAM, peripheral set and I/O pins into one package. PIC microcontrollers from Microchip use a 14-bit wide instruction set and an 8-bit data path, optimized for deterministic real-time control and ultra-low-power (XLP) operation. The LF prefix in PIC16LF18856 denotes the wide-voltage, low-power variant compatible with the eXtreme Low Power (XLP) family, suiting battery and energy-harvesting designs. Key features include 28KB Flash, 2KB SRAM, 256B EEPROM, 10-bit ADC with computation (ADC2), 5-bit/8-bit DAC, two comparators, multiple PWM channels, CWG (Complementary Waveform Generator), SMT (Signal Measurement Timer), HLT (Hardware Limit Timer), Windowed Watchdog Timer (WWDT), and CRC/SCAN memory integrity. The device also offers Peripheral Pin Select (PPS) for flexible signal routing and supports I2C, SPI, UART/USART, and LIN. Operating from 1.8V to 3.6V with typical XLP sleep currents in the sub-microamp range, the PIC16LF18856 uses a RISC-based Harvard architecture with a 14-bit instruction word, providing deterministic interrupt latency and Core Independent Peripherals (CIPs) that run without CPU intervention. Integrated CIPs allow complex sequencing, waveform generation, and safety functions to be handled by hardware, reducing code complexity. Typical applications include IoT sensor nodes, battery-powered wireless endpoints, home appliances, consumer electronics, industrial sensor conditioning, low-power metering, and functional safety ready designs. The 28-UQFN EP package is ideal for space-constrained PCBs requiring a small footprint and good thermal dissipation via the exposed pad. When designing, ensure proper decoupling with 100nF close to VDD and connect the exposed pad to ground for thermal/electrical performance. Program memory endurance of 10K cycles and EEPROM endurance of 100K cycles should be considered when planning firmware updates. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16LF18856T-I/SS - 28KB Flash XLP 8-bit MCU 28-SSOP | Microchip
PIC16LF18856T-I/SS

PIC16LF18856T-I/SS - 28KB Flash XLP 8-bit MCU 28-SSOP | Microchip

The Microchip Technology PIC16LF18856T-I/SS is an 8-bit PIC16 microcontroller from the PIC16(L)F1885X/7X family featuring eXtreme Low Power (XLP) technology, 28KB (16K x 14) of Flash program memory, 2KB RAM, and 256 bytes of EEPROM. Housed in a 28-pin SSOP (0.209 inch / 5.30 mm body width) package and running up to 32 MHz, it integrates a rich peripheral set including 10-bit ADC, 5-bit/10-bit DAC, comparators, PWM, CWG (Complementary Waveform Generator), SMT (Signal Measurement Timer), HLT (Hardware Limit Timer), WWDT, SCAN/CRC, ZCD (Zero-Cross Detect), PPS (Peripheral Pin Select), EUSART, and 2xSPI/I2C. The 'LF' prefix designates the 1.8V-3.6V low-voltage variant optimized for battery-powered applications, and the 'T' suffix indicates Tape & Reel packaging. A microcontroller (MCU) is a single-chip computer containing a CPU, memory, and programmable I/O peripherals used to control embedded systems. The PIC16 family uses a Harvard-architecture RISC core optimized for deterministic interrupt response and low power consumption, positioned within Microchip's hierarchy as: 8-bit MCU -> PIC16 family -> PIC16F188xx sub-family -> power management ICs/embedded control. The 'LF' variants specifically target ultra-low-power designs with nanoWatt XLP technology. Key features include up to 32 MHz operation from a 1.8V to 3.6V supply, eXtreme Low Power (XLP) technology with typical sleep currents in the nanoamp range, 28KB self-programmable Flash with code protection, and Core Independent Peripherals (CIPs) that operate without CPU intervention. PPS allows flexible function-to-pin mapping, simplifying PCB layout. The integrated 10-bit ADC and DAC eliminate external converter ICs in sensor-interface designs. The architecture combines the PIC16 enhanced mid-range core with hardware CIPs like the CWG for switching power supplies, ZCD for TRIAC/SSR control, and SCAN/CRC for functional safety. This combination makes the PIC16LF18856 ideal for mixed-signal, motor-control, and IoT applications where deterministic peripheral behavior matters more than raw MHz. Typical applications include IoT sensor nodes, home automation, battery-powered medical devices, motor control (BLDC fans, small pumps), LED lighting controllers, and industrial sensor interfaces. The wide peripheral set also suits smart energy and wearable designs. When designing with this MCU, allocate sufficient Flash for a robust bootloader if OTA updates are required, and use PPS liberally to route peripherals to convenient pins. Watch the 1.8V minimum supply when interfacing to 3.3V sensors—use level shifters or a 'F' (5V) variant instead. This page synthesizes distributor pricing, drop-in SSOP-28 alternatives from the same PIC16F188xx family, and practical design notes not found in the manufacturer datasheet alone.

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PIC16LF18857-E/ML - 56KB Flash, 28-Pin QFN 8-bit MCU | Microchip
PIC16LF18857-E/ML

PIC16LF18857-E/ML - 56KB Flash, 28-Pin QFN 8-bit MCU | Microchip

The Microchip PIC16LF18857-E/ML is an 8-bit PIC microcontroller built on the eXtreme Low Power (XLP) architecture, offering 56 KB Flash program memory, 32 MHz operation, and integrated Core Independent Peripherals (CIPs) in a 28-pin QFN package. It belongs to the PIC16(L)F18855/18875 family and is supplied in the ML (QFN-28, 6x6 mm) package option with -40C to +125C extended-grade operating temperature. An 8-bit microcontroller (MCU) is a single-chip computing device that integrates a CPU, non-volatile program memory, RAM, data EEPROM, and programmable peripherals into a compact package. It is widely used to add sensing, timing, communication, and control to embedded products where cost, deterministic real-time behavior, and low power are more critical than raw processing throughput. The PIC16LF18857 sits within the 8-bit microcontroller hierarchy as: PIC16 -> PIC16F1xxx enhanced mid-range family -> 8-bit MCU -> embedded controller -> semiconductor. Key features include a 32 MHz internal oscillator, 4 KB RAM, 256 B EEPROM, a hardware 10-bit ADC with Computation (ADC2), Peripheral Pin Select (PPS) for flexible I/O mapping, two SPI / two I2C peripherals, one EUSART, and CIPs such as the Configurable Logic Cell (CLC), Numerical Controlled Oscillator (NCO), Complementary Waveform Generator (CWG), and Hardware Limit Timer (HLT). The on-chip 32 MHz oscillator and dedicated CRC/SCAN hardware further reduce external component count. Architecturally, the device uses an enhanced mid-range 16-bit instruction word with a 14-bit opcode plus a small data payload, executed from internal Flash. Separate program and data buses, plus a 16-level hardware stack, give deterministic interrupt latency. The XLP technology combines nanoWatt sleep modes, ultra-low watchdog timer current, and an on-chip low-power secondary oscillator to support coin-cell or energy-harvesting designs. Typical applications include battery-powered IoT sensor nodes, home automation controllers, automotive body and climate subsystems (behind an additional transceiver), industrial sensor conditioning, low-power wireless peripherals, and small appliance control panels. The extended -40C to +125C junction temperature range also suits outdoor and industrial enclosures. When designing with the PIC16LF18857-E/ML, choose the QFN-28 (6x6 mm) ML package carefully because the exposed thermal pad (EP) must be soldered to the PCB ground plane for both electrical ground reference and thermal dissipation. Keep VDD bypass within 5 mm of the pins and verify PPS routing for your chosen UART/SPI/I2C mix. This page combines distributor pricing benchmarks, parametric search across the PIC16(L)F1885X/7X family, and practical layout notes that you will not find in a single manufacturer datasheet.

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PIC16LF18857-E/SO - 56KB Flash 8-bit MCU 28-SOIC | Microchip
PIC16LF18857-E/SO

PIC16LF18857-E/SO - 56KB Flash 8-bit MCU 28-SOIC | Microchip

The Microchip Technology PIC16LF18857-E/SO is an 8-bit PIC microcontroller in the PIC16LF1885X/7X family featuring 56 KB of Flash program memory, 32 MHz operation, and the company's eXtreme Low Power (XLP) technology, housed in a 28-pin SOIC package (7.50 mm body width, 0.295"). The device integrates 4 KB RAM, 256 bytes of EEPROM, and a 10-bit ADC with computation, while consuming as little as [DATA_NEEDED: sleep current] in deep sleep. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data bus, integrating a CPU, non-volatile Flash program memory, volatile RAM, EEPROM, timers, analog peripherals, and digital communication interfaces. PIC microcontrollers from Microchip occupy the mid-tier of the embedded hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. The "LF" prefix indicates a wide-voltage 1.8 V to 3.6 V core, ideal for battery-powered designs where the standard F (5.5 V max) variant would waste energy through internal LDO dropout. Key features include four 16-bit timers, two USART, two SPI, two I2C peripherals, a 10-bit ADC with up to [DATA_NEEDED: ADC channel count] channels, a Complementary Waveform Generator (CWG), and Core Independent Peripherals such as the Configurable Logic Cell (CLC) and Numerically Controlled Oscillator (NCO). The on-chip 32 MHz internal oscillator eliminates the need for an external crystal in most designs, reducing BOM cost and PCB area. The architecture uses a 14-bit instruction word with a modified Harvard bus structure and a hardware stack, prioritizing deterministic interrupt latency and predictable code execution. The XLP technology combines nanoWatt XLP sleep modes with peripheral module disable to achieve quiescent currents suitable for years of battery life from coin cells. Typical applications include IoT sensor nodes, low-power wireless HMI panels, consumer white goods, battery-powered medical devices such as glucose meters, and automotive body controllers. The combination of generous memory and rich peripherals also suits industrial control modules requiring field-upgradeable firmware via the on-chip UART bootloader. When designing with the PIC16LF18857-E/SO, leave the ICSP programming pins (PGED/PGEC) accessible for in-circuit programming and debugging, and place the decoupling capacitor as close as possible to the VDD pin. Note that the E temperature grade designates -40 °C to +125 °C extended operation, suitable for automotive and harsh-environment deployments. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design considerations not found in the manufacturer datasheet.

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PIC16LF18857-E/SP - 56KB Flash 8-bit XLP MCU 28-SPDIP | Microchip
PIC16LF18857-E/SP

PIC16LF18857-E/SP - 56KB Flash 8-bit XLP MCU 28-SPDIP | Microchip

The Microchip Technology PIC16LF18857-E/SP is an 8-bit PIC16 microcontroller with 56 KB Flash, 4 KB RAM and 256 B EEPROM, running at 32 MHz, housed in a 28-pin SPDIP (0.300 in / 7.62 mm) through-hole package. Built on the PIC® XLP™ 16F architecture with eXtreme Low Power technology, it targets 1.8 V to 3.6 V operation while integrating core-independent peripherals (CIPs), a 10-bit ADC with computation, PWM, comparators, configurable logic cells (CLC), and multiple communications peripherals. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory and peripherals; an 8-bit MCU is optimized for deterministic control and low power rather than raw throughput, fitting cost-sensitive embedded designs in the broader hierarchy of microcontrollers -> microprocessors -> semiconductors -> integrated circuits. The 'LF' prefix denotes the low-voltage F-variant, while the 'XLP' label marks silicon and peripherals engineered for nanoWatt sleep currents typical of battery-powered nodes. Key specifications include 32 MHz maximum CPU clock, 56 KB self-programmable Flash program memory, 4 KB RAM, 256 B EEPROM for non-volatile data, up to 25 GPIO, a 10-bit ADC with computation (ADC2), multiple Enhanced Universal Synchronous/Asynchronous Receiver/Transmitters (EUSART), two SPI and two I2C peripherals, and Peripheral Pin Select (PPS) for flexible signal routing. The device operates over -40 °C to +125 °C (E temperature grade) and is housed in a 28-SPDIP package with 0.1 in pin pitch. Architecturally, the PIC16LF18857 uses a 14-bit instruction word, a hardware multiplier, a vectored interrupt controller with context save/restore, and a peripheral module disable mechanism that allows unused analog and digital blocks to be shut down individually for deep-sleep optimization. PPS remaps digital peripherals to any I/O pin, simplifying PCB routing when sharing lines between SPI, I2C, EUSART and PWM. The integrated 10-bit ADC with computation performs averaging, oversampling, threshold comparisons and basic filtering in hardware, freeing the CPU for application logic. Typical applications include IoT sensor nodes, battery-powered handheld instruments, low-energy wireless sensor platforms, home automation and white-goods controls, LED lighting controllers, and small motor control loops where XLP sleep current and ADC2 noise performance are decisive. When designing with this MCU, place a 0.1 µF decoupling capacitor close to each VDD pin and tie unused I/O to defined logic levels to avoid shoot-through. Choose the 'F' or 'LF' variant carefully - the 'F' runs up to 5.5 V, while this 'LF' is limited to 3.6 V maximum. This page synthesizes distributor pricing, drop-in compatible Microchip part numbers, and practical design notes not found in the manufacturer datasheet, giving embedded engineers a faster path from specification to production.

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