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PIC16F18854T-I/ML - 8-Bit 32MHz 7KB Flash MCU 28-QFN | Microchip
PIC16F18854T-I/ML

PIC16F18854T-I/ML - 8-Bit 32MHz 7KB Flash MCU 28-QFN | Microchip

The Microchip Technology PIC16F18854T-I/ML is a PIC® XLP™ 16F-series 8-bit microcontroller from the Functional Safety (FuSa) family, integrating 7KB (4K x 14 words) of Flash program memory in a 28-pin QFN (6x6 mm) package with an exposed thermal pad. The "T" suffix indicates tape-and-reel packaging for high-volume SMT assembly, while the "-I/ML" suffix specifies the industrial operating temperature range (-40C to +85C) and the 28-QFN form factor. What is a PIC16 8-bit microcontroller? The PIC16F family from Microchip is a category of mid-range 8-bit RISC microcontrollers built on a Harvard architecture with separate program and data buses. The PIC16 line belongs to the broader 8-bit microcontroller class, which sits hierarchically below 16-bit and 32-bit MCUs and is widely used for cost-sensitive, deterministic, low-power embedded control. The XLP™ designation (eXtreme Low Power) marks devices with deep-sleep currents in the nanoamp range, targeting battery-powered IoT edge nodes. Key features of the PIC16F18854T-I/ML include a 32 MHz internal oscillator, 7KB Flash, 512B SRAM, 256B EEPROM, 10-bit ADC with Computation (ADC2), 5-/8-bit DAC, comparators, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC, ZCD, PPS (Peripheral Pin Select), EUSART, and 2x SPI/I2C. Functional Safety (FuSa) features such as CRC/SCAN and HLT (Hardware Limit Timer) make this part suitable for IEC 60730 Class B safety-critical appliances and industrial safety systems. The PIC16F18854T-I/ML uses an enhanced mid-range 16-bit instruction word architecture with 49 instructions, supporting C-compiler-friendly operation and Core Independent Peripherals (CIPs) that offload tasks from the CPU. CIPs such as the CWG, SMT, and NCO allow hardware-based signal generation and timing without software intervention, reducing code size and improving determinism. The PPS module routes digital peripherals to almost any I/O pin, simplifying PCB routing. Typical applications include home appliances (Class B safety), IoT edge sensors, LED lighting controllers, motor control signal conditioning, battery-powered remote controls, and industrial sensor interfaces. The wide 2.3V-5.5V operating range and XLP sleep modes below 100 nA make it well suited to coin-cell and 2x AA battery designs. The 28-QFN package integrates well in compact PCBs where board area is at a premium. When designing with the PIC16F18854T-I/ML, ensure the exposed pad (EP) is soldered to a copper pour for thermal dissipation and mechanical reliability. The PPS system must be configured early in firmware or peripherals will not appear on the expected pins. Programming is supported via MPLAB X IDE with the XC8 compiler and PICkit or ICD debug probes.

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PIC16F18854T-I/MLVAO - 7KB Flash 32MHz 8-bit MCU | Microchip
PIC16F18854T-I/MLVAO

PIC16F18854T-I/MLVAO - 7KB Flash 32MHz 8-bit MCU | Microchip

The Microchip Technology PIC16F18854T-I/MLVAO is an 8-bit PIC microcontroller built on the enhanced mid-range core, offering 7 KB (4K x 14) of Flash program memory, 512 bytes of SRAM, and 256 bytes of EEPROM in a 28-pin QFN (6x6 mm) package with exposed thermal pad. It operates up to 32 MHz from a 2.3V to 5.5V supply and is AEC-Q100 qualified for automotive applications, with an industrial temperature grade of -40C to +85C as denoted by the "I" suffix. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and peripheral interfaces onto one die. The PIC16F18854 belongs to the PIC16 XLP family, which extends the classic PIC16 mid-range architecture with Core Independent Peripherals (CIPs) such as CWG, SMT, HLT, and WWDT, plus eXtreme Low-Power (XLP) sleep modes that drop current into the nanoampere range. Within the broader taxonomy, this part is a microcontroller -> embedded controller -> CMOS logic IC -> semiconductor. Key features include a 10-bit ADC with up to 24 channels, a 5-bit DAC, two comparators, a Complementary Waveform Generator (CWG), Signal Measurement Timer (SMT), Hardware Limit Timer (HLT), Windowed Watchdog Timer (WWDT), CRC/Scan, and multiple PWM channels. The QFN-28 package with exposed pad supports thermal performance up to 1A of internal load and provides a compact 6x6 mm footprint suitable for space-constrained designs. The device is implemented on a low-power CMOS process with internal voltage regulation supporting 1.8V minimum core operation from a 2.3V minimum Vdd. Communication peripherals include EUSART, I2C, and SPI, enabling connectivity to sensors, displays, and host processors. The combination of CIPs and XLP allows deterministic peripheral operation without CPU intervention, a hallmark of the PIC16F1885X/7X family. Typical applications include automotive body electronics, IoT edge sensor nodes, battery-powered instrumentation, LED lighting controllers, and consumer appliance interfaces. The "VAO" suffix designates an automotive-grade variant screened to AEC-Q100 standards for vibration, temperature, and ESD robustness. When designing with this MCU, ensure the exposed pad is soldered to a sufficient copper pour for thermal dissipation, and follow Microchip's AN1367 PCB layout guidelines for QFN packages to maintain solder-joint reliability. The "T" suffix indicates tape-and-reel packaging for high-volume assembly. This page synthesizes distributor pricing, automotive-grade alternatives, and CIP-focused design notes that go beyond the manufacturer datasheet to accelerate your automotive or low-power embedded design.

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PIC16F18855-E/ML - 8-bit 32MHz 14KB Flash MCU | Microchip
PIC16F18855-E/ML

PIC16F18855-E/ML - 8-bit 32MHz 14KB Flash MCU | Microchip

The Microchip PIC16F18855-E/ML is a 32 MHz 8-bit PIC microcontroller with 14 KB (8K x 14 words) of Flash program memory, 1 KB of SRAM, and 256 bytes of EEPROM, housed in a 28-pin QFN (6x6 mm) package with exposed thermal pad. It belongs to the PIC16F1885X/7X family that combines Analog, Core Independent Peripherals (CIP), and eXtreme Low Power (XLP) technology with Functional Safety (FuSa) support, making it suitable for both general-purpose and low-power applications. A PIC microcontroller (MCU) is a compact programmable processor that integrates a CPU, non-volatile Flash memory, RAM, EEPROM, and a rich set of peripherals into a single IC. PIC MCUs use a modified Harvard RISC architecture and are positioned in the broader semiconductor hierarchy as: microcontroller -> embedded processor -> integrated circuit. Microchip's PIC16 mid-range family targets cost-sensitive applications needing deterministic real-time control, low-power sleep modes, and a wide peripheral mix. Key features of the PIC16F18855 include a 32 MHz internal oscillator, up to 14 KB self-programmable Flash, 1 KB SRAM, 256 B EEPROM, an integrated 10-bit ADC with computation, multiple communication peripherals (I2C, SPI, EUSART), and a rich set of Core Independent Peripherals such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Zero-Cross Detect (ZCD). The XLP deep-sleep current is in the nanoampere range, ideal for battery-powered and energy-harvesting designs. Architecturally, the device uses Microchip's mid-range 16-bit instruction word core with a hardware stack and prioritised interrupt controller. Hardware CIP blocks offload tasks such as waveform synthesis, signal conditioning, and event-driven logic from the CPU, reducing code size and improving responsiveness while keeping active-mode current low. Typical applications include IoT sensor nodes, home appliances, automotive body and interior modules, consumer electronics, battery-powered instrumentation, LED lighting control, and industrial control panels. The FuSa-ready feature set (CRC/SCAN, HLT, Windowed WDT) supports designs targeting IEC 60730 Class B safety compliance. When designing with the PIC16F18855-E/ML, populate the CONFIG words from MPLAB X IDE code generation tools and verify the operating voltage window of 2.3 V to 5.5 V matches your power rail. Keep traces to the exposed pad short and stitch vias through the e-pad for thermal and electrical reference. This page synthesises distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single source for selection and sourcing decisions.

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PIC16F18855-E/MVVAO - 14KB Flash 32MHz 8-Bit MCU | Microchip
PIC16F18855-E/MVVAO

PIC16F18855-E/MVVAO - 14KB Flash 32MHz 8-Bit MCU | Microchip

The Microchip Technology PIC16F18855-E/MVVAO is a full-featured 8-bit PIC microcontroller with 14KB (8K x 14) Flash program memory, 32MHz CPU speed, and Functional Safety (FuSa) capability, housed in a 28-pin UQFN (4x4) package with exposed pad. The -E suffix indicates the extended temperature range of -40C to +125C, and the MVVAO suffix designates the automotive/AEC-Q100 qualification plus tape-and-reel packaging. What is a PIC16F1885X/7X microcontroller? It belongs to Microchip's PIC16F1 enhanced mid-range family of 8-bit microcontrollers (MCU) built on a RISC architecture. PIC microcontrollers are self-contained microcomputers integrating CPU core, Flash, RAM, EEPROM, and configurable peripherals into a single chip. PIC MCUs sit in the broader hierarchy: microcontroller -> embedded processor -> semiconductor IC. The 'XLP' (eXtreme Low Power) designation signals sub-uA sleep currents ideal for battery-powered edge nodes. Key features include 14KB Flash, 1KB RAM, 256B EEPROM, 18-channel 10-bit ADC with computation (ADCC), 5-bit DAC, two comparators, 16-bit PWM with complementary outputs, and the Configurable Logic Cell (CLC) plus Hardware Limit Timer (HLT) for core-independent peripherals. Communication peripherals include EUSART, I2C, and SPI. Cyclic Redundancy Check (CRC/SCAN) and memory self-write are integrated for Functional Safety. Technically, the PIC16F18855 uses an enhanced mid-range core with 49 instructions and a hardware stack, supports 31 interrupt sources, and offers nanoWatt XLP modes (sleep current as low as 50 nA typical per Microchip's family datasheet). The 28-pin UQFN (MV) package reduces board area to 4x4 mm with the exposed thermal pad improving heat dissipation during full 32MHz operation. Typical applications include automotive sensor modules, body controllers, IoT edge nodes, LED lighting controllers, battery-powered sensor hubs, and consumer appliances requiring AEC-Q100 reliability. The combination of Core Independent Peripherals (CIPs) and XLP makes it well-suited to designs where the CPU sleeps and peripherals wake the system. When designing with this part, ensure the exposed pad (EP) is soldered to a sufficiently large copper pour for thermal relief and ground integrity. MCLR must be pulled high through a resistor for normal operation; in-circuit serial programming (ICSP) requires proper isolation. AEC-Q100 qualification means extended qualification data is available for automotive OEM customers. This page synthesizes distributor pricing, drop-in package-equivalent alternatives, and application guidance drawn from Microchip's family datasheet plus real-time distributor listings, giving engineers faster access to cross-reference and sourcing context than a standalone datasheet.

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PIC16F18855-E/SO - 8-Bit 32MHz 14KB Flash MCU 28-SOIC | Microchip
PIC16F18855-E/SO

PIC16F18855-E/SO - 8-Bit 32MHz 14KB Flash MCU 28-SOIC | Microchip

The Microchip Technology PIC16F18855-E/SO is an 8-bit PIC microcontroller belonging to the PIC16F18855/75 family of full-featured 28/40/44-pin MCUs, integrating 14KB (8K x 14 words) of Flash program memory, 1KB of SRAM, and 256 bytes of EEPROM in a 28-pin SOIC package with 0.295" (7.50 mm) body width. The device runs at up to 32 MHz CPU clock, hosts an XLP (eXtreme Low Power) core, and includes a Functional Safety (FuSa) feature set aimed at IEC 61508 SIL 2 capable applications. An 8-bit microcontroller (MCU) is a self-contained computing device built around an 8-bit data bus CPU with on-chip program memory, data RAM, and a rich set of peripherals including timers, ADC, communication ports, and I/O. PIC microcontrollers sit in the taxonomy 8-bit MCU -> microcontroller -> embedded processor -> integrated circuit, and are widely used in cost-sensitive, low-power embedded designs. Key features of the PIC16F18855-E/SO include up to 32 MHz operation from 2.3V to 5.5V VDD, 17 channels of 10-bit ADC, Core Independent Peripherals (CIPs) such as CWG, NCO, DSM and Configurable Logic Cells, plus Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART), SPI and I2C interfaces. The device integrates an on-chip temperature indicator, mTouch capacitive touch hardware, and the PIC10-bit ADC with Computation (ADC2) for automated averaging, filtering and threshold comparison. The "/SO" suffix designates the 28-pin SOIC industrial-grade package. Architecturally, the PIC16F18855 leverages the enhanced mid-range core with a hardware multiplier, shadow register sets for fast context save/restore, and a vectored interrupt controller. The XLP nanoWatt technology delivers typical sleep currents in the sub-microamp range, ideal for battery-powered applications with extended standby. Built-in peripheral pin select (PPS) allows flexible function remapping without board re-spin, and the device supports In-Circuit Serial Programming (ICSP) and debugging. Typical applications include low-power IoT sensor nodes, home appliances and white goods, motor control for small DC and BLDC fans, LED lighting controllers, automotive body and comfort modules (with AEC-Q100 qualified variants), industrial sensor transmitters, and consumer electronics. Functional Safety variants support SIL-2 capable industrial control loops. When designing with this MCU, ensure decoupling: at least one 100 nF ceramic capacitor should be placed within 5 mm of each VDD pin. Use the PPS feature to optimize PCB routing and reuse firmware across the PIC16F18855/18875 pin-compatible family. This page synthesizes distributor pricing, drop-in alternatives from the PIC16 family, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18855-E/SP - 14KB Flash 32MHz 8-bit MCU | Microchip
PIC16F18855-E/SP

PIC16F18855-E/SP - 14KB Flash 32MHz 8-bit MCU | Microchip

The Microchip Technology PIC16F18855-E/SP is an 8-bit PIC microcontroller with 14KB Flash, 1KB RAM, and 256B EEPROM, operating at up to 32 MHz in a 28-pin SPDIP package. It belongs to the PIC16F1885x/7x family featuring eXtreme Low Power (XLP) technology, Core Independent Peripherals (CIP), and Functional Safety (FuSa) support for safety-critical applications. An 8-bit microcontroller (MCU) is a small computer-on-a-chip built around an 8-bit data path CPU, integrated Flash program memory, RAM, EEPROM, and a rich set of peripherals. Within the embedded hierarchy, an 8-bit MCU sits below 16-bit microcontrollers and 32-bit microcontrollers in computational throughput but excels in deterministic real-time response, ultra-low power, low cost, and small footprint. PIC microcontrollers from Microchip use a modified Harvard RISC architecture, giving single-cycle instruction execution that simplifies timing analysis for control loops. Key features of the PIC16F18855-E/SP include 10-bit ADC with Computation (ADC2), 5-bit/8-bit DAC, comparators, PWM, Complementary Waveform Generator (CWG), Signal Measurement Timer (SMT), Hardware Limit Timer (HLT), Windowed Watchdog Timer (WWDT), CRC/SCAN, Zero-Cross Detect (ZCD), Peripheral Pin Select (PPS), and EUSART plus SPI/I2C communication. The XLP technology provides nanoWatt power-saving modes suitable for battery-powered designs. Architecturally, the device uses a 14-bit instruction word, 32 MHz internal oscillator with 4x PLL option, and idle/doze/peripheral module disable (PMD) modes. The Functional Safety (FuSa) features and CIP support make it well-suited for IEC 61508 SIL-aware designs and ASIL-classified automotive subsystems. The 28-pin SPDIP package simplifies through-hole prototyping and breadboard-friendly development while still offering all device features. Typical applications include industrial sensor interfaces, low-power IoT nodes, motor control with CWG and PWM, lighting control, home appliances, automotive body and lighting ECUs, and general-purpose embedded control. The combination of EUSART, SPI, and I2C supports seamless communication with sensors, displays, and wireless modules. When designing with this device, leverage Peripheral Pin Select (PPS) to remap digital peripherals onto any I/O pin, simplifying PCB layout. For battery-powered applications, exploit IDLE and DOZE modes plus PMD to disable unused peripherals and minimize active current. This page synthesizes distributor pricing, pin-compatible alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18855-E/SS - 8-Bit 32MHz 14KB Flash MCU | Microchip | SSOP-28
PIC16F18855-E/SS

PIC16F18855-E/SS - 8-Bit 32MHz 14KB Flash MCU | Microchip | SSOP-28

The Microchip Technology PIC16F18855-E/SS is an 8-bit PIC16 microcontroller with 14KB Flash program memory, 1KB RAM, and 256B EEPROM, operating up to 32MHz in a 28-pin SSOP package. It features Core Independent Peripherals (CIP), eXtreme Low Power (XLP) technology, and Functional Safety (FuSa) support across a 2.5V/3.3V/5V operating range, targeting general-purpose and low-power embedded designs. What is an 8-bit microcontroller? An 8-bit MCU is a programmable embedded processor that executes instructions on 8-bit-wide data paths, typically used in cost-sensitive and power-constrained applications. The PIC16F18855 sits in the hierarchy: 8-bit PIC microcontroller -> PIC16 family -> PIC16F1885x/7x sub-family -> functional-safety-capable XLP MCU. CIPs (Core Independent Peripherals) are on-chip hardware blocks that operate without CPU intervention, offloading tasks like waveform generation, signal measurement, and communications, which reduces firmware complexity and improves real-time determinism. The device integrates a 10-bit ADC with Computation (ADC2) providing automated oversampling and filtering, multiple Enhanced Universal Synchronous/Asynchronous Receiver Transmitter (EUSART) ports, SPI/I2C peripherals, configurable logic cells (CLC), Complementary Waveform Generator (CWG), and Numerically Controlled Oscillator (NCO). XLP technology delivers typical active currents below 100 uA/MHz and deep-sleep currents in the nA range, enabling battery-sourced applications. Architecturally, the PIC16F18855 uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word and hardware multiply/divide support. The 32MHz internal oscillator and 4x PLL provide flexible clocking without external components. CRC/SCAN with HLT (Hardware Limit Timer) supports functional-safety libraries for IEC 60730 and similar standards. Typical applications include home appliances, sensor node data acquisition, low-power IoT endpoints, battery chargers, LED lighting controllers, and consumer electronics. The 28-pin SSOP footprint also suits small-form-factor industrial controls. When designing with this MCU, choose decoupling capacitors per datasheet recommendations and confirm that ADC input channels match the chosen pinout option. Use the MPLAB X IDE with XC8 compiler for full CIP support. This page consolidates distributor pricing, drop-in alternatives from the PIC16F1885x family, and practical design notes not present in the manufacturer datasheet.

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PIC16F18855-I/ML - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip
PIC16F18855-I/ML

PIC16F18855-I/ML - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18855-I/ML is an 8-bit PIC microcontroller featuring 14KB Flash, 1KB RAM, and 256B EEPROM, operating up to 32MHz in a 28-pin QFN (6x6 mm) package with eXtreme Low Power (XLP) technology. It belongs to the PIC16(L)F1885X/7X family that integrates analog peripherals, Core Independent Peripherals (CIP), and Functional Safety (FuSa) features targeting general-purpose and low-power embedded designs. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, typically using a Harvard or modified-Harvard architecture, integrating CPU core, non-volatile program memory (Flash), volatile data memory (SRAM), EEPROM, and a rich set of on-chip peripherals. Within the broader taxonomy, the PIC16F18855 sits as: 8-bit MCU -> PIC16 family -> mid-range PIC microcontroller -> embedded microcontroller -> semiconductor IC. 8-bit MCUs dominate cost-sensitive, low-power applications such as sensor nodes, consumer appliances, and IoT endpoints where 32-bit performance is unnecessary. Key features include 14KB self-programmable Flash program memory with program Flash protection, 1KB SRAM data memory, 256B EEPROM with high-endurance 100k write/erase cycles, and up to 32MHz internal oscillator. The CIP block integrates configurable logic cells, numerically controlled oscillator (NCO), complementary waveform generator (CWG), and signal measurement timer (SMT), enabling hardware-state-machine tasks without CPU intervention. The XLP technology delivers nanoWatt sleep currents down to 60 nA typical, and the device supports 1.8V-5.5V (F) or 1.8V-3.6V (LF) operation. Architecturally, the device uses Microchip's enhanced mid-range core with a 14-bit instruction word, single-cycle ALU, and hardware multiply/divide assist. The integrated analog chain includes a 10-bit ADC with computation (ADC2), 5-/8-bit DAC, two comparators, and a zero-cross detector, allowing mixed-signal tasks in firmware-light code. Communication peripherals cover EUSART, MSSP (I2C/SPI), and multiple PWM/CCP modules for motor and lighting control. Typical applications include IoT sensor nodes, battery-powered wearables, home-automation controllers, BLDC motor control, LED lighting drivers, and functional-safety systems. Functional Safety (FuSa) documentation per IEC 61508 SIL 2/3 supports safety-critical industrial designs. When designing with this part, plan the PCB layout to keep the exposed pad soldered to a continuous ground plane to meet QFN thermal performance (theta_JA around 30 C/W). Confirm the voltage range: 'F' parts run 2.5V-5.5V at full 32MHz speed, while 'LF' parts run 1.8V-3.6V. This page synthesizes distributor pricing from DigiKey/Mouser/LCSC, drop-in alternatives within the same QFN-28 package, and practical design notes not aggregated on any single manufacturer page.

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PIC16F18855-I/MV - 8-Bit XLP MCU 14KB Flash 28-UQFN | Microchip
PIC16F18855-I/MV

PIC16F18855-I/MV - 8-Bit XLP MCU 14KB Flash 28-UQFN | Microchip

The Microchip Technology PIC16F18855-I/MV is a full-featured 8-bit microcontroller from the PIC16(L)F1885X/7X family, integrating 14 KB of Flash program memory, 1 KB of SRAM and 256 bytes of EEPROM in a compact 28-pin UQFN (4x4 mm) package with an exposed pad. It runs at up to 32 MHz, delivering 8 MIPS of performance while consuming only a few hundred microamps in active mode and far less in sleep. The part carries the XLP (eXtreme Low Power) badge, with deep-sleep currents in the nanoamp range and several low-power operating modes such as Idle, Sleep and Doze for battery-powered designs. A microcontroller is a single-chip computer that combines a CPU core, program and data memory, and a set of peripheral blocks on one silicon die. PIC microcontrollers from Microchip use a Harvard architecture with a RISC instruction set, which keeps the instruction pipeline simple and lets most instructions execute in a single clock cycle. The PIC16F18855 belongs to the mid-range PIC16 family and sits one tier below the enhanced PIC18 line, occupying the same niche as ATmega328P-class parts from Atmel/Microchip AVR. The product type hierarchy is: PIC16F18855 -> 8-bit MCU -> microcontroller -> embedded processor -> integrated circuit. The XLP sub-family specifically targets ultra-low-power, battery-friendly edge nodes, sharing lineage with the PIC16F18854/6/7 and PIC16F18875/6 family members. Key differentiating features include a 10-bit ADC with computation (ADC2) that automates averaging, threshold comparison and burst-mode sampling, two 10-bit DACs, two comparators with configurable hysteresis, an 8-bit DAC, a 16-bit PWM with complementary outputs and center-aligned mode, four Configurable Logic Cells (CLC), two Zero-Cross Detect (ZCD) modules, and a math accelerator (hardware multiply) for sensor-filter algorithms. Communication peripherals cover EUSART (LIN-capable), I2C and SPI, while two 16-bit timer/counters and three 8-bit timer/counters provide flexible timing. Functional-safety features include an HLT (Hardware Limit Timer) and CRC/SCAN for memory integrity checks, supporting IEC 60730-class appliance-safety designs. Architecture-wise, the PIC16F18855 uses a 14-bit wide instruction word Flash and a 12-bit standard core with hardware stack, single-cycle branching, interrupt-driven context save, and a 49-instruction RISC set. The XLP implementation includes nanoWatt XLP technology with brown-out-reset variants (BOR), ultra-low-power watchdog timer with dedicated ~32 kHz internal oscillator, and the IDLE/DOZE/SLEEP states. The wide 2.3-5.5 V operating range lets the same firmware run from a single Li-Ion cell, two AAs, or a regulated 5 V rail. Typical applications include low-power IoT sensor nodes, battery-powered HVAC controls, white-goods and appliance front-panel controllers, LED-lighting controllers with dimming, automotive body controllers (LIN slaves), and small industrial sensor conditioning platforms. The 28-UQFN package suits space-constrained PCBAs such as wearable patches and remote-control PCBs. When designing, place a 100 nF decoupling capacitor within 2 mm of the VDD pin and use the exposed pad as the thermal and electrical ground return for VSS. The internal 32 MHz HFINTOSC is factory-trimmed and removes the need for an external crystal in most designs, freeing two GPIOs. ICSP programming is multiplexed on the RA and RB ports; reserve these pins or plan a programming-probe friendly layout. This page consolidates distributor stock, lifecycle status and drop-in family alternatives alongside practical design notes, going beyond the bare datasheet to help embedded engineers select and qualify the part in a single visit.

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PIC16F18855-I/SO - 8-Bit MCU, 14KB Flash, 32MHz, 28-SOIC | Microchip
PIC16F18855-I/SO

PIC16F18855-I/SO - 8-Bit MCU, 14KB Flash, 32MHz, 28-SOIC | Microchip

The Microchip Technology PIC16F18855-I/SO is an 8-bit PIC microcontroller from the PIC16F1885X/7X family, integrating 14KB of Flash program memory, 1KB of RAM, and 256 bytes of EEPROM into a 28-pin SOIC package. It executes instructions at up to 32MHz, delivering fast deterministic control in a compact surface-mount footprint. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data bus that integrates a CPU, non-volatile program memory, volatile data memory, and a rich set of peripheral modules. PIC microcontrollers from Microchip use a RISC Harvard architecture optimised for low power, deterministic interrupt response, and ease of programming through the MPLAB X IDE ecosystem. The PIC16F18855 belongs to the eXtreme Low Power (XLP) family, targeting general-purpose and battery-powered applications. Key features of the PIC16F18855-I/SO include 14KB Flash, 1KB SRAM, 256B EEPROM, a 32MHz internal oscillator, Core Independent Peripherals (CIPs) such as CRC/SCAN and HLT, multiple communication peripherals, and ultra-low-power sleep modes. The 14KB Flash supports in-circuit serial programming (ICSP) for flexible field updates, while the 256-byte EEPROM provides non-volatile data storage without taxing program memory. Operating from 1.8V to 5.5V, the device is suitable for both 3.3V and 5V systems. Architecturally, the PIC16F18855 combines an enhanced mid-range 8-bit core with peripheral pin select, configurable logic cells, and multiple timer/counter modules. The integrated ADC, comparators, and PWM peripherals enable closed-loop control with no external components. CIPs like the Configurable Logic Cell (CLC), Numerically Controlled Oscillator (NCO), and Complementary Waveform Generator (CWG) offload tasks from the core, freeing the CPU for system-level functions. Typical applications include consumer appliances, IoT sensor nodes, industrial control modules, low-power remote controls, battery-powered instrumentation, and automotive interior accessories. Its combination of XLP sleep current under 1 uA and rapid wake-up from sleep makes it ideal for energy-harvesting and energy-conscious designs. When designing with the PIC16F18855-I/SO, pay attention to supply decoupling (100nF ceramic close to each VDD pin) and follow Microchip's errata when selecting peripherals in deep sleep. Use ICSP for in-system programming and reserved pins per the device's pin allocation table for unused functions. This page synthesizes distributor pricing from DigiKey/Mouser/LCSC, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, providing an engineer-focused supplement to Microchip's documentation for evaluation and BOM planning.

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PIC16F18855-I/SSVAO - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip
PIC16F18855-I/SSVAO

PIC16F18855-I/SSVAO - 8-Bit 32MHz 14KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18855-I/SSVAO is an AEC-Q100 qualified, Functional Safety (FuSa) capable 8-bit PIC microcontroller with XLP (eXtreme Low Power) technology, integrating 14KB Flash program memory and running at up to 32MHz CPU speed. Housed in a 28-pin SSOP package, it combines analog peripherals, Core Independent Peripherals (CIPs), and rich communication interfaces targeted at automotive and industrial applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable peripherals. The PIC16F18855 belongs to the PIC16F family of 8-bit Harvard-architecture microcontrollers, which sit within the broader category of microcontrollers -> embedded processors -> integrated circuits. Its XLP designation indicates optimized sleep currents in the nanoamp-to-microamp range, a critical differentiator versus standard MCUs for battery-powered or energy-harvesting designs. Key features include a 32MHz internal oscillator, up to 14KB Flash, 1KB RAM, 256 bytes EEPROM, 25 digital I/O pins, a 10-bit ADC with computation, multiple UART/I2C/SPI interfaces, and CIPs such as CRC/SCAN, Hardware Limit Timer (HLT), and Complementary Waveform Generator. The AEC-Q100 automotive grade and Functional Safety support suit safety-critical automotive subsystems. The device uses Microchip's enhanced mid-range 8-bit CPU core with a 14-bit instruction word, delivering predictable interrupt latency and deterministic execution. The XLP architecture combines multiple low-power modes (sleep, deep sleep, doze, idle) with peripheral activity tracking so unused peripherals can be clock-gated automatically. The integrated 10-bit ADC operates up to 100ksps and includes computation functions for averaging, oversampling, and threshold detection, reducing firmware burden. Typical applications include automotive body electronics and sensor interfaces, industrial sensor nodes, low-power IoT edge devices, battery-powered instrumentation, and safety-related LED lighting control. The wide 1.8V-5.5V supply range supports 2.5V/3.3V/5V rails commonly found in automotive and industrial systems. As an automotive-grade FuSa MCU, the PIC16F18855-I/SSVAO is engineered for ISO 26262-style functional safety concepts including diagnostic libraries and windowed watchdog behavior. When designing with this MCU, the SSVAO suffix designates the automotive-qualified, tape-and-reel variant. Designers should consult Microchip's MPLAB X IDE, MPLAB Code Configurator (MCC), and the Functional Safety diagnostic library to leverage the FuSa support, and verify that 28-pin SSOP PCB footprint constraints match the rest of the BOM. This page synthesizes distributor pricing, automotive-grade drop-in alternatives, and practical design notes not found on the manufacturer datasheet, helping engineers select, qualify, and source the PIC16F18855-I/SSVAO for next-generation automotive and industrial designs.

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PIC16F18855T-I/ML - 8-Bit XLP MCU 14KB Flash 28-QFN | Microchip
PIC16F18855T-I/ML

PIC16F18855T-I/ML - 8-Bit XLP MCU 14KB Flash 28-QFN | Microchip

The Microchip Technology PIC16F18855T-I/ML is a 32 MHz 8-bit PIC® XLP™ microcontroller with 14 KB Flash, 1 KB SRAM and 256 B EEPROM in a 28-pin 6x6 mm QFN (ML) package with exposed thermal pad. It belongs to the PIC16(L)F1885X/7X family and combines Analog, Core Independent Peripherals (CIP), communication peripherals and eXtreme Low Power (XLP) technology for general-purpose and low-power designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a configurable set of peripherals on one die. Within the broader semiconductor taxonomy, MCUs sit below microprocessors and above simple digital logic in capability, and 8-bit MCUs like the PIC16 family occupy the low-power, deterministic, cost-optimized tier used in sensor interfaces, user-interface controllers and battery-powered appliances. Key features include a 32 MHz internal oscillator, 14 KB self-programmable Flash program memory, 1 KB SRAM, 256 B EEPROM, up to 25 channels of 10-bit ADC with computation, multiple Core Independent Peripherals (CLC, NCO, PWM, DSM, CCP, SMT), I2C/SPI/EUSART, a 16-bit CRC/SCAN module and a Hardware Limit Timer (HLT) for functional-safety class B applications. XLP technology delivers typical <1 uA sleep current for coin-cell and energy-harvesting designs. The architecture is built on an enhanced mid-range 8-bit core with a hardware multiplier and 49 instruction types, accelerating C code generation through the XC8 toolchain. The 28-pin QFN offers 24 I/O pins with interrupt-on-change and peripheral pin select (PPS), giving designers flexible pin mapping for mixed-signal layouts. Typical applications include low-power IoT sensor nodes, battery-powered medical devices, home appliances with capacitive touch, automotive body and HVAC sub-modules (Functional Safety ready), industrial sensor signal conditioning and user-interface/HMI panels with LED drive. The wide 1.8-5.5 V operating range and XLP sleep modes support multi-year battery life. When designing with this MCU, populate the configuration words early in firmware to set oscillator source, watchdog, brown-out and code-protect options. Decouple VDD with a 100 nF capacitor placed within 3 mm of the pin, and reserve a dedicated ICSP™ header (PGC/PGD/MCLR/VPP) for in-circuit programming and debugging with MPLAB X IDE and PICkit/SNAP tools. This page synthesizes distributor pricing, drop-in alternatives and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18855T-I/MV - 8-Bit MCU, 14KB Flash, 32MHz, 28-UQFN | Microchip
PIC16F18855T-I/MV

PIC16F18855T-I/MV - 8-Bit MCU, 14KB Flash, 32MHz, 28-UQFN | Microchip

The Microchip PIC16F18855T-I/MV is an 8-bit PIC® XLP™ 16F microcontroller with Functional Safety (FuSa) features, 14KB (8K x 14) of Flash program memory, 1KB RAM, and 256 bytes of EEPROM, operating up to 32 MHz in a 28-pin UQFN (4x4 mm) package with exposed pad. It belongs to the PIC16(L)F1885X/7X family and integrates Analog, Core Independent Peripherals (CIPs), and communication peripherals alongside eXtreme Low-Power (XLP) technology for general-purpose and low-power embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash/ROM for program, SRAM for data, EEPROM for non-volatile storage), and programmable I/O peripherals. The PIC16F18855's 8-bit RISC Harvard architecture executes most instructions in one cycle, balancing deterministic behavior with low power consumption. The 16F family sits between PIC10/12/16 baseline parts and PIC18/dsPIC enhanced parts, making it ideal for cost-sensitive yet feature-rich embedded products. Key features include an integrated 12-bit ADC with Computation (ADC²), Digital Signal Modulator (DSM), 5-/8-bit DAC, two 10-bit PWMs, configurable logic cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), CRC/SCAN, Hardware Limit Timer (HLT), and Zero-Cross Detect (ZCD). The device supports up to 25 I/O pins and operates across 2.5V/3.3V/5V rails. The MV suffix indicates the 28-pin UQFN (4x4) industrial-temperature package (-40°C to +85°C). On the architecture side, the device uses a 32 MHz internal oscillator with 4x PLL options, programmable peripherals through Peripheral Pin Select (PPS), and eXtreme Low-Power sleep modes drawing sub-µA currents. The Functional Safety (FuSa) features and CRC/SCAN hardware diagnostics target IEC 60730 Class B safety integrity requirements for home appliances, white goods, and industrial sensor nodes. Typical applications include consumer appliance controls, battery-powered IoT sensor nodes, LED lighting controllers, e-metering subsystems, low-cost motor control loops, and human-machine interface (HMI) panels. The combination of CIPs and 14KB Flash allows sensor conditioning, motor commutation, and serial connectivity on a single chip. When designing with this part, leverage the Peripheral Pin Select (PPS) routing to map UART/I2C/SPI functions to any digital I/O pin, which dramatically simplifies PCB layout. For low-power designs, use the eXtreme Low-Power Sleep with retention modes (sub-µA) and wake on interrupt to extend battery life in sensor-edge applications. This page synthesizes distributor pricing, drop-in alternatives, application notes, and practical design considerations not found in a single manufacturer datasheet view.

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PIC16F18855T-I/SO - 8-Bit 32MHz XLP MCU 14KB Flash 28-SOIC | Microchip
PIC16F18855T-I/SO

PIC16F18855T-I/SO - 8-Bit 32MHz XLP MCU 14KB Flash 28-SOIC | Microchip

The Microchip Technology PIC16F18855T-I/SO is an 8-bit PIC® XLP™ 16F microcontroller with Functional Safety (FuSa) features, 14KB (8K x 14) of Flash program memory, 32MHz CPU speed, and a 28-pin SOIC wide-body package. The device operates across a wide voltage range and integrates Core Independent Peripherals (CIPs), analog peripherals, and communication interfaces, optimized for general-purpose and low-power applications. According to the verified web data from DigiKey, this part is part of the PIC16(L)F1885X/7X family. A microcontroller (MCU) is a single-chip computer that contains a processor core, memory, and programmable input/output peripherals. Within the semiconductor taxonomy, an MCU belongs to the integrated circuits hierarchy: microcontroller -> 8-bit microcontroller -> embedded controller -> semiconductor. The PIC16F18855 specifically belongs to Microchip's enhanced mid-range 8-bit core family, which adds more instructions and peripherals over baseline PIC16 devices. The 'XLP' (eXtreme Low Power) designation indicates deep-sleep currents in the nanoamp range, making the part suited to battery-powered designs. Key differentiating features of the PIC16F18855T-I/SO include 14KB of self-programmable Flash, 1KB of SRAM, 256 bytes of EEPROM, integrated CRC/SCAN for functional safety, Hardware Limit Timer (HLT), and a suite of Core Independent Peripherals that operate without CPU intervention. The device supports operation from 1.8V to 5.5V and integrates communication peripherals such as EUSART, SPI, and I2C, alongside multiple timers and a 10-bit ADC with computation. Technically, the PIC16F18855 implements an enhanced mid-range 8-bit Harvard architecture with a 14-bit instruction word, delivering 32MHz operation (8MHz internal oscillator with 4x PLL) and a wide array of analog and digital peripherals. The 'T' suffix indicates Tape and Reel packaging, the 'I' indicates the industrial temperature grade (-40C to +85C), and 'SO' denotes the 28-pin SOIC wide-body (300-mil) package. Typical applications include consumer electronics remote controls, IoT sensor nodes, battery-powered handheld instruments, LED lighting controllers, and low-power industrial sensor interfaces. The wide voltage range and functional-safety features make it suitable for safety-critical home appliances and industrial control. Designers should verify pin assignments against the datasheet pinout table and confirm that the chosen programmer/debugger (such as PICkit 4 or MPLAB ICD 4) supports this specific device within MPLAB X IDE. For automotive applications, dedicated AEC-Q100 qualified parts in the same family should be considered instead.

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PIC16F18855T-I/SS - 8-bit XLP MCU, 14KB Flash, 28-SSOP | Microchip
PIC16F18855T-I/SS

PIC16F18855T-I/SS - 8-bit XLP MCU, 14KB Flash, 28-SSOP | Microchip

The Microchip Technology PIC16F18855T-I/SS is an 8-bit PIC® XLP™ microcontroller with 14KB Flash, 1KB RAM, and 256B EEPROM, housed in a 28-pin SSOP package and rated for the industrial -40C to +85C temperature range. It operates at up to 32 MHz, integrates Core Independent Peripherals (CIPs), and supports the Functional Safety (FuSa) feature set used across the PIC16F1885x/7x family. The "T" suffix denotes Tape-and-Reel packaging for high-volume SMT assembly, while "I" marks the industrial temperature grade and "/SS" identifies the 5.30 mm body-width SSOP-28 outline. An 8-bit microcontroller (MCU) is a self-contained compute subsystem built around a low-pin-count CPU core, on-chip non-volatile program memory, data SRAM, and a rich set of digital and analog peripherals. PIC microcontrollers from Microchip implement a RISC-based Harvard architecture with single-cycle instruction execution, making them deterministic and easy to use for real-time control. The PIC16F18855 belongs to the eXtreme Low-Power (XLP) family, which minimises active and sleep current to extend battery life in portable products. Key features include 14KB self-programmable Flash (8K x 14 words), 1KB SRAM, 256 bytes EEPROM, 24 MHz internal HFINTOSC (selectable up to 32 MHz via 4x PLL), 10-bit ADC with Computation (ADC2), 5-/8-bit DAC, multiple comparators, 16-bit PWMs, configurable logic cells (CLC), zero-cross detect (ZCD), and a Hardware Limit Timer (HLT). CRC/SCAN and HLT peripherals support Functional Safety diagnostics commonly needed in IEC 60730-class designs. Architecturally, the device pairs the enhanced mid-range PIC16 CPU with direct memory-mapped peripherals, allowing single-instruction access to most registers. eXtreme Low Power modes (sleep currents down to the nA range with peripheral wake) make the part suitable for energy-harvesting and always-on sensor nodes. The wide 2.3V–5.5V supply range simplifies interfacing to 3.3V and 5V analog front-ends. Typical applications include industrial control panels, consumer appliances, low-power IoT sensor nodes, automotive body and comfort subsystems (with the VAO variant), battery-powered instrumentation, and Human-Machine Interface (HMI) drivers that need segmented LCD or PWM-controlled indicators. When designing with this MCU, allocate the ICSP™/ICD pins (PGC/PGD) away from high-noise traces and provide a 100 nF decoupling capacitor adjacent to every VDD pin pair. The 28-SSOP footprint allows hand-soldering for prototypes while still supporting volume SMT assembly via the Tape-and-Reel format. This page synthesizes distributor pricing, drop-in alternatives from the PIC16F18855 family, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18855T-I/SSVAO - 14KB Flash 32MHz 8-bit MCU AEC-Q100 | Microchip
PIC16F18855T-I/SSVAO

PIC16F18855T-I/SSVAO - 14KB Flash 32MHz 8-bit MCU AEC-Q100 | Microchip

The Microchip Technology PIC16F18855T-I/SSVAO is an automotive-grade 8-bit PIC microcontroller with 14KB Flash (8K x 14 words) running up to 32 MHz, housed in a 28-pin SSOP package with the AEC-Q100 qualification and a VAO (Vehicle/Automotive) suffix. It belongs to the PIC16(L)F1885X/7X family featuring Core Independent Peripherals (CIPs) and eXtreme Low Power (XLP) technology, with integrated analog peripherals, communication interfaces, CRC/SCAN, HLT, and Functional Safety (FuSa) support. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), data memory (RAM), and peripherals such as timers, ADC, communication ports, and GPIO. PIC microcontrollers use a RISC Harvard-architecture 8-bit core with separate program and data buses, enabling single-cycle instruction execution. The PIC16F18855 sits in the hierarchy: PIC16 -> PIC 8-bit -> PIC microcontroller -> microcontroller -> embedded system IC, optimized for low-power mixed-signal applications. Key features include 32 MHz internal oscillator (HFINTOSC) with PLL providing up to 32 MHz instruction throughput, 14KB Flash program memory, 1KB SRAM, 256B EEPROM, a 10-bit ADC with computation (ADC2), multiple 8/16-bit timers, and Core Independent Peripherals such as CLC, NCO, and PWM. Communication interfaces include EUSART, MSSP (I2C/SPI), and Automotive-grade voltage range of 2.3V to 5.5V. The device integrates a precision 1.024V internal voltage reference, a temperature indicator, and hardware limit timer (HLT). The PIC16F18855 utilizes nanoWatt XLP technology with currents below 50 nA in sleep mode with RTCC and WDT running, supporting battery-powered automotive applications. Typical applications include automotive body electronics, sensor interfaces, LED lighting controllers, HVAC controls, and LIN-connected slave nodes. The wide 2.3V-5.5V range and AEC-Q100 qualification support 12V automotive bus systems with regulators. When designing with this MCU, ensure VDD decoupling with 100nF ceramic capacitors placed within 5mm of each VDD pin. Configure unused pins as outputs low to minimize power. Use ICD3 or ICD4 with the 4-pin ICSP interface for programming and debugging.

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PIC16F18856-E/SP - 8-bit MCU, 28KB Flash, 32MHz | Microchip
PIC16F18856-E/SP

PIC16F18856-E/SP - 8-bit MCU, 28KB Flash, 32MHz | Microchip

The Microchip Technology PIC16F18856-E/SP is an 8-bit PIC microcontroller from the PIC16F1885x/7x family featuring 28KB Flash, 2KB RAM, and 256B EEPROM in a 28-pin SPDIP (Skinny Plastic DIP) through-hole package. It operates at up to 32MHz CPU clock speed and supports a wide 1.8V to 5.5V supply range, integrating eXtreme Low Power (XLP) technology, Core Independent Peripherals (CIPs), and Functional Safety (FuSa) features for general-purpose and low-power embedded designs. An 8-bit microcontroller is a single-chip computer that integrates a CPU, RAM, program Flash, EEPROM, and peripherals into one package; it sits at the bottom of the embedded hierarchy (8-bit MCU -> microcontroller -> embedded controller -> semiconductor IC). PIC16F18856-E/SP belongs to Microchip's enhanced mid-range PIC16 core family using a modified Harvard RISC architecture with 14-bit instruction words optimized for deterministic, low-power operation across industrial and consumer applications. Key features include 28KB (16K x 14) self-programmable Flash program memory, 2KB RAM, 256B EEPROM, 32MHz internal oscillator operation, and an integrated 12-bit ADC with computation (ADC2). The device includes CIPs such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Zero-Cross Detect (ZCD), reducing external component count and BOM cost. Functional Safety hardware diagnostics, CRC/SCAN, and Hardware Limit Timer (HLT) support IEC 61508 SIL-2 capable designs. The device uses a 14-bit instruction width RISC pipeline with a hardware stack and 31-level deep interrupt priority, supporting C-friendly development through MPLAB XC8 compilers. The internal 32MHz oscillator can be tuned using HFINTOSC and provides selectable frequency steps, eliminating the need for an external crystal in many designs while keeping accurate UART and timing performance. Typical applications include industrial sensor interfaces, battery-powered IoT nodes, low-power remote controls, motor control peripheral drivers, automotive body electronics, home-automation controllers, and general-purpose logic-replacement boards. The 28-SPDIP package and -40C to +125C extended temperature range make it ideal for prototyping on breadboards or through-hole production boards requiring easy rework. When designing with this device, ensure decoupling with a 100nF ceramic capacitor close to VDD/AVDD and VSS, place the ICSP/PGD/PGC traces away from noisy switching nodes, and verify that the configuration-word settings match the application voltage and oscillator mode. The device's CIPs can replace several discrete logic ICs, simplifying PCB layout and reducing cost. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes not found in the standalone manufacturer datasheet, providing a single reference for sourcing, replacement, and design decisions.

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PIC16F18856-E/SS - 32MHz 8-bit MCU, 28KB Flash, XLP | Microchip
PIC16F18856-E/SS

PIC16F18856-E/SS - 32MHz 8-bit MCU, 28KB Flash, XLP | Microchip

The Microchip Technology PIC16F18856-E/SS is a 32 MHz 8-bit PIC microcontroller in the PIC16F1885X/7X family, integrating 28 KB (16K x 14) of Flash program memory, 2 KB RAM, and 256 bytes of EEPROM in a 28-pin SSOP package. What is an 8-bit microcontroller? An 8-bit MCU is a programmable computer-on-a-chip that processes data 8 bits at a time and integrates CPU, memory, and peripherals on a single die. The PIC16F18856 sits in the low-power microcontroller (MCU) -> 8-bit MCU -> Flash MCU -> PIC16 family hierarchy, specializing in eXtreme Low Power (XLP) operation for battery-conscious designs and offering Core Independent Peripherals (CIP) that offload timing-critical tasks from the core. Key features include a 32 MHz internal oscillator (instruction execution at 8 MIPS via a 4T architecture), 10-bit and 5-bit analog peripherals, four 16-bit timers, four CCP modules, two UART/SPI/I2C modules, a 12-bit ADC with computation, and a 5-bit DAC. The E suffix indicates an extended (-40C to +125C) operating range suitable for industrial and outdoor environments, and the Functional Safety (FuSa) classification makes the part attractive for IEC 61508 SIL-1 capable systems. Architecturally, the device pairs a RISC pipeline with a high-speed ADC, hardware limit timer (HLT), CRC/SCAN, zero-cross detection, and a peripheral pin select (PPS) block. This combination enables deterministic response times without CPU intervention, an advantage in motor-control and lighting feedback loops compared with polled MCUs. nanoWatt XLP technology delivers currents below 100 nA in sleep, supporting multi-year coin-cell life. Typical applications include IoT sensor nodes, capacitive-touch human-machine interfaces (HMI), battery-powered industrial gauges, white goods, and low-cost edge-intelligence controllers. The wide operating range also suits automotive accessory subsystems where AEC-Q100 isn't required. When designing, observe the SSOP-28 thermal limits (theta_JA approximately 80 C/W) and provide a ground plane under the exposed pad where used. Decouple VDD with a 100 nF ceramic placed within 5 mm of the pin, and reserve PGEC/PGED lines for in-circuit serial programming (ICSP) - never place series resistors >100 ohm on these paths.

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PIC16F18856-E/STXVAO - 28KB Flash 8-bit MCU, 28-VQFN | Microchip
PIC16F18856-E/STXVAO

PIC16F18856-E/STXVAO - 28KB Flash 8-bit MCU, 28-VQFN | Microchip

The Microchip Technology PIC16F18856-E/STXVAO is an 8-bit RISC PIC microcontroller from the PIC16F1885X/7X family offering 28KB of FLASH program memory, 2KB of data RAM, and 256 bytes of EEPROM, housed in a 28-pin VQFN (4x4 mm) exposed-pad package. It runs up to 32 MHz from a 2.3V to 5.5V supply and integrates an ADC with Computation (ADCC), Core Independent Peripherals (CIPs), and eXtreme Low Power (XLP) technology for battery-friendly designs. The -E temperature grade spans -40C to +125C, and the /VAO suffix designates an automotive-grade (AEC-Q100) part with Functional Safety (FuSa) support. An 8-bit microcontroller (MCU) is a single-chip computer that combines a CPU, non-volatile program memory (typically FLASH), volatile data memory (RAM), and a configurable set of peripherals on one die. PIC microcontrollers use a Harvard RISC architecture, which separates program and data buses so the CPU can prefetch instructions while reading data, simplifying deterministic timing. Within the broader taxonomy, the PIC16F18856 belongs to: microcontroller -> 8-bit MCU -> PIC16 family -> PIC16F1885X sub-family -> power-management and CIP-rich tier of mid-range PIC devices. Key differentiating features include the ADCC for automated analog signal averaging, the Peripheral Pin Select (PPS) for flexible signal routing, the Configurable Logic Cell (CLC) and Complementary Waveform Generator (CWG) for hardware state machines, plus brown-out reset, power-on reset, PWM, and a windowed watchdog timer. These CIPs offload work from the core, reducing code size and enabling deterministic response without CPU intervention. The internal architecture is built on Microchip's enhanced mid-range core with a 14-bit instruction word and a hardware multiplier. With 32 MHz operation, the device delivers 8 MIPS, sufficient for sensor processing, motor control loops, and serial protocol handling in real time. The XLP features (IDLE/DOZE modes, Sleep with <50 nA typical) make the part well-suited to battery-powered or energy-harvesting applications. Typical applications include automotive body electronics, sensor interfacing with ADCC averaging, low-power IoT endpoints, LED lighting controllers, and Functional Safety sub-systems where the FuSa documentation package aids ISO 26262 qualification. The wide 2.3V-5.5V range also accommodates direct 3.3V or 5V designs without level shifting. When designing with this part, allocate the bottom exposed pad as a solid ground thermal relief on the PCB, follow Microchip's MSSP and PPS configuration guidelines, and respect the /VAO qualification flow if your design is automotive. Failure to bond the e-pad increases thermal resistance and can trigger long-term reliability drift. This page consolidates current distributor pricing, verified same-family and cross-package alternatives, and design notes that extend the manufacturer datasheet with practical engineering guidance for both prototyping and production.

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PIC16F18856-I/ML - 28KB Flash 8-bit MCU 32MHz QFN-28 | Microchip
PIC16F18856-I/ML

PIC16F18856-I/ML - 28KB Flash 8-bit MCU 32MHz QFN-28 | Microchip

The Microchip PIC16F18856-I/ML is an 8-bit PIC RISC microcontroller integrating 28 KB of Flash program memory, 2 KB of RAM, and 256 bytes of EEPROM in a 28-pin QFN (6x6 mm) package with an exposed thermal pad. It operates from 2.3 V to 5.5 V at a maximum clock rate of 32 MHz, delivering 8 MIPS while consuming as little as 50 nA in sleep mode through Microchip's eXtreme Low Power (XLP) technology, and it is qualified for functional safety (FuSa) applications. A microcontroller (MCU) is a single-chip computer that combines a CPU core, non-volatile program memory (Flash/EEPROM), volatile memory (RAM), peripheral interfaces, and programmable I/O pins on one piece of silicon. Within the embedded compute hierarchy, an 8-bit MCU such as the PIC16F18856 sits below 32-bit MCUs and microprocessors in raw compute capability but well above discrete logic in functional density, making it ideal for cost-sensitive, deterministic, low-power embedded control. It belongs to the PIC16F1885X/7X family that targets general-purpose and low-power designs including IoT end nodes, sensor interfaces, and battery-powered instrumentation. Key differentiating features include Core Independent Peripherals (CIPs) such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and a 32-bit CRC/SCAN engine with Hardware Limit Timers (HLT) that together enable functional-safety architectures without software overhead. The device integrates a 10-bit ADC with computation, multiple 5/8/10-bit DACs, and four 8-bit timers, which can eliminate many external analog components. Active clock tuning from a dedicated 32 kHz internal reference improves UART baud-rate accuracy without requiring external crystals. Architecturally, the PIC16F18856 uses an enhanced mid-range 8-bit PIC core with a 14-bit instruction word and a hardware stack, supported by Microchip's MPLAB X IDE and the MPLAB XC8 compiler. The industrial temperature range of -40C to +85C is suitable for non-automotive ruggedized environments, while pin-compatible migration across the PIC16F1885X/7X family enables memory and peripheral scaling without PCB changes. Typical applications include low-power IoT sensor nodes, battery-powered medical wearables, automotive body and sensor modules (functional safety), consumer remote controls, and industrial sensor or transmitter designs. For instance, the 50 nA sleep current combined with a 32 MHz active clock makes it well suited to thermostats and wireless sensor endpoints that must run for years on a single cell. When designing with this part, tie the exposed pad (EP) to a continuous ground copper pour for thermal and electrical performance, and use the MPLAB Code Configurator (MCC) to initialize CIPs such as CLC and NCO without writing register-level code. This page synthesizes distributor pricing, drop-in alternatives from the PIC16F18855/4/3/2/7/6 family and cross-brand equivalents, plus practical design notes that go beyond the manufacturer datasheet.

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PIC16F18856-I/MV - 8-bit 32MHz 28KB Flash MCU | Microchip
PIC16F18856-I/MV

PIC16F18856-I/MV - 8-bit 32MHz 28KB Flash MCU | Microchip

The Microchip Technology PIC16F18856-I/MV is an 8-bit PIC microcontroller featuring 28KB of Flash program memory, 32 MHz CPU speed, and a 4x4 mm 28-pin UQFN (MV) package from the PIC16F1885x/7x family. The "I" suffix denotes the industrial -40C to +85C operating temperature range and the MV suffix identifies the 28-UQFN surface-mount package. The device integrates 2KB of RAM, 256 bytes of EEPROM, and a rich analog and digital peripheral set including Core Independent Peripherals (CIPs) and eXtreme Low Power (XLP) technology. A PIC microcontroller (MCU) is a compact, single-chip computer based on Microchip's proprietary PIC16 8-bit RISC architecture, widely used in embedded systems for sensing, control, and human-interface tasks. Within the MCU taxonomy, PIC16 devices sit between 8-bit baseline (PIC10/12) and enhanced mid-range (PIC18) families, balancing low power, deterministic interrupt response, and small footprint - positioning them as a foundational node in the broader power-management and embedded-control hierarchy that scales up to PIC24/dsPIC and 32-bit Cortex-M devices. Key features of the PIC16F18856-I/MV include 24 analog-capable I/O pins, a 12-bit ADC with computation (ADC2), two 10-bit DACs, two comparators, a zero-cross detector, configurable logic cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO) with 20-bit resolution, and four 16-bit CCP/ECCP modules. The XLP sleep current is typically under 50 nA with full RAM retention, making the part suited to battery-powered and energy-harvesting designs. Functional-safety (FuSa) capability via CRC/SCAN and HLT (Hardware Lifetime Timer) supports safety-critical applications. Architecturally, the PIC16F18856 uses a 14-bit instruction word with a Harvard bus, two hardware stack levels for interrupt context, and direct register-peripheral mapping that lets CIPs operate without CPU intervention. The integrated FVR (Fixed Voltage Reference) and temperature indicator remove the need for external references in sensor signal chains, while the DMA-capable ADC2 enables averaging and threshold-based wake-up independent of the core. Typical applications include IoT sensor nodes, home-automation controllers, battery-powered wireless sensor transmitters, low-power motor control (BLDC and stepper), LED lighting controllers, white-goods user-interface panels, and industrial sensors with safety diagnostics. The PIC16F18856-I/MV is also used in automotive body and interior subsystems that do not require full AEC-Q100 qualification, leveraging its CIPs to offload tasks like signal conditioning and pulse generation. When designing with this part, place a 100 nF decoupling capacitor on every VDD pin and a bulk 4.7 uF near the regulator output, keep traces below 5 mm between analog pins and AGND, and use the CLC + NCO + CWG pipeline to implement precise timing logic without CPU cycles. The MV (UQFN-28) package benefits from a central thermal pad that should be soldered to a 6 x 6 mm copper pour for best thermal and electrical performance. This page synthesizes distributor stock and pricing, drop-in alternative MPNs in the same 28-UQFN (MV) footprint, and practical design notes that go beyond the manufacturer datasheet table of contents to help procurement and design teams shorten time-to-decision.

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PIC16F18856-I/SP - 8-Bit MCU, 28KB Flash, 32MHz XLP | Microchip
PIC16F18856-I/SP

PIC16F18856-I/SP - 8-Bit MCU, 28KB Flash, 32MHz XLP | Microchip

The Microchip Technology PIC16F18856-I/SP is an 8-bit microcontroller from the PIC® XLP™ 16F family with Functional Safety (FuSa) features, 28KB (16K x 14 words) of Flash program memory, 2KB RAM and 256 bytes of EEPROM, running at up to 32MHz, and housed in a 28-pin SPDIP (0.300 inch / 7.62mm body) through-hole package. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), EEPROM, and a rich set of peripherals including timers, communication interfaces, ADC/DAC channels and Core Independent Peripherals (CIP). Within the broader semiconductor taxonomy, an MCU sits inside the microcontroller hierarchy -> embedded processor -> semiconductor device. The PIC16F18856 specifically belongs to the PIC16F1885X/7X mid-range core 8-bit MCU family and is built around Microchip's enhanced mid-range CPU with a 14-bit instruction word. Key features include eXtreme Low Power (XLP) technology with nanoWatt XLP sleep currents, a 10-bit ADC with computation (ADC2), a 5-bit DAC, up to four 16-bit timers, two USART modules, two SPI/I2C, a configurable Logic Cell (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO) and Zero-Cross Detect (ZCD) peripheral. Functional Safety (FuSa) hardware includes the Hardware Limit Timer (HLT) and Windowed Watchdog Timer (WWDT) for IEC 60730 / Class B safety compliance in home appliance and industrial control designs. Architecturally the device integrates a precision internal oscillator, a wide operating voltage range from 2.3V to 5.5V, CRC/SCAN memory protection, and Peripheral Pin Select (PPS) for flexible signal routing. The combination of CIPs allows complex control tasks to run without CPU intervention, reducing firmware complexity and power consumption simultaneously. Typical applications include home appliance control (washing machines, dishwashers, induction cookers), IoT sensor nodes, battery-powered portable instruments, LED lighting controllers, and small motor-control loops. The wide voltage range and XLP sleep currents also suit energy-harvesting or remote sensor designs where average current budget is measured in microamps. When designing with this part, pay attention to the 28-pin SPDIP allocation: I/O contention with the high-pin-count CIPs requires careful PPS mapping, and the I/O sink/source rating of 50 mA per pin / 200 mA per port must be respected when directly driving relays or LEDs without external drivers. Programming is supported by Microchip's MPLAB X IDE, XC8 compiler and PICkit™/Snap/ICD in-circuit debuggers, with the Functional Safety firmware documentation suite available separately.

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PIC16F18856-I/SS - 8-Bit 32MHz 28KB Flash MCU 28-SSOP | Microchip
PIC16F18856-I/SS

PIC16F18856-I/SS - 8-Bit 32MHz 28KB Flash MCU 28-SSOP | Microchip

The Microchip Technology PIC16F18856-I/SS is a PIC® XLP™ 8-bit RISC microcontroller from the PIC16(L)F1885X/7X family, integrating 28KB of Flash program memory, 2KB of SRAM, and 256 bytes of EEPROM in a 28-pin SSOP package. It operates at up to 32MHz (≈8 MIPS), supports 1.8V to 5.5V supply, and includes Functional Safety (FuSa) support for IEC 60730 Class B safety-critical designs. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data-path CPU, optimized for deterministic real-time control and ultra-low-power operation. PIC microcontrollers sit in the broader hierarchy of microcontrollers -> microprocessors -> semiconductors -> integrated circuits, and the PIC16 mid-range family targets general-purpose and low-power embedded applications across industrial, consumer, and automotive markets. Key features include core-independent peripherals (CIPs), a 10-bit ADC with computation (averaging, oversampling, threshold detection), multiple EUSARTs, I²C, capture/compare/PWM modules, peripheral pin select (PPS) for flexible I/O mapping, a CRC/SCAN hardware block for memory integrity, zero-cross detection on dedicated pins, a 5-bit DAC, multiple comparators, and configurable logic cells. XLP technology delivers sleep currents in the nanoamp range, extending battery life in always-on sensor nodes. The architecture pairs a RISC-based 8-bit CPU with a 14-bit instruction word and hardware multiply assist, achieving throughput near 1 MIPS/MHz. The ADC-with-compute engine performs averaging, oversampling, and threshold comparisons in hardware, offloading the CPU and reducing firmware complexity in sensor-interface designs. PPS remaps digital peripherals to almost any I/O, simplifying PCB routing when compared with fixed-pin MCUs. Typical applications include IoT sensor nodes, battery-powered portable instruments, industrial control and sensor conditioning, home appliances, low-power wireless motor control, functional safety subsystems (Class B / IEC 60730), and general-purpose embedded control with safety monitoring requirements. When designing with this MCU, use the MPLAB X IDE with the XC8 compiler and leverage the peripheral pin select to route digital functions to nearly any I/O pin. Select the LF variant (PIC16LF18856) when the system runs from 3.3V or below to retain full speed at lower Vdd; add a 0.1µF + 10µF decoupling pair adjacent to Vdd to keep ADC readings stable. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes beyond what is found in the manufacturer datasheet.

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PIC16F18856T-E/SSVAO - 28KB Flash XLP 8-bit MCU | Microchip
PIC16F18856T-E/SSVAO

PIC16F18856T-E/SSVAO - 28KB Flash XLP 8-bit MCU | Microchip

The Microchip Technology PIC16F18856T-E/SSVAO is an 8-bit PIC microcontroller from the PIC16F1885x family, featuring 28KB Flash program memory, 2KB SRAM, and 256 bytes of EEPROM in a 28-pin SSOP package. It operates at up to 32MHz and is qualified to AEC-Q100 standards for automotive applications, combining analog peripherals, Core Independent Peripherals (CIPs), and eXtreme Low Power (XLP) technology. What is an 8-bit microcontroller? An 8-bit MCU is a single-chip computer that processes data in 8-bit words, providing a balance of cost, simplicity, and performance for embedded control. It sits within the broader hierarchy of microcontrollers -> embedded processors -> semiconductors. The PIC16F18856 belongs to Microchip's enhanced mid-range core family, offering more peripherals and lower power than baseline PIC MCUs while remaining pin-compatible with related family members. Key features of the PIC16F18856T-E/SSVAO include 28KB (16K x 14 words) of self-programmable Flash, hardware CRC/SCAN for functional safety, a 12-bit Analog-to-Digital Converter with Computation (ADCC) supporting up to 24 channels, Complementary Waveform Generator (CWG), and multiple PWM/SMT/HLT/WWDT modules. The device operates from 1.8V to 5.5V with nanoWatt XLP sleep currents, making it suitable for battery-powered and always-on applications. The architecture uses Microchip's enhanced mid-range 16-bit instruction set with 8-bit data path, optimized for deterministic interrupt response and code density. Internal peripherals include an Intelligent Analog (OPA, DAC, comparator), communication interfaces (I2C, SPI, EUSART), and configurable logic cells. The 32MHz internal oscillator eliminates the need for external crystals in many designs. Typical applications include automotive body electronics, sensor node platforms, low-power IoT endpoints, industrial control loops, LED lighting drivers, and home appliances. The AEC-Q100 qualification makes the device particularly suited for under-hood and cabin automotive modules requiring functional safety documentation. When designing with this part, consider using the MPLAB X IDE and XC8 compiler for development. The peripheral pin select (PPS) feature enables flexible remapping of digital functions, simplifying PCB layout. Automotive users should consult Microchip's Functional Safety documentation package for ISO 26262 support resources. This page synthesizes distributor stock data, AEC-Q100 application notes, and drop-in alternatives from the same PIC16F1885x family that are not consolidated on any single manufacturer or distributor page.

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