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PIC16F18344T-I/GZ - 8-bit XLP MCU, 7KB Flash, 32MHz | Microchip
PIC16F18344T-I/GZ

PIC16F18344T-I/GZ - 8-bit XLP MCU, 7KB Flash, 32MHz | Microchip

The Microchip Technology PIC16F18344T-I/GZ is an 8-bit PIC microcontroller from the PIC16F family featuring eXtreme Low Power (XLP) technology, 32 MHz CPU clock, 7KB (4K x 14 words) of Flash program memory, 512 bytes of SRAM, and 256 bytes of EEPROM, all integrated into a compact 20-pin UQFN (4x4 mm) package. The "T" suffix denotes tape-and-reel packaging for high-volume SMT assembly, and the "I" indicates the industrial -40C to +85C operating temperature range. As a Functional Safety (FuSa) capable MCU, it supports applications that require IEC 61508 SIL-aware firmware development. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and a rich set of peripheral blocks such as timers, ADCs, communication interfaces, and I/O ports. PIC16F MCUs use Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word and a modified Harvard architecture. They sit in the hierarchy of 8-bit microcontrollers -> microcontrollers -> microcontrollers and microprocessors -> semiconductor ICs, and are valued for predictable interrupt latency, deterministic execution, and ultra-low standby power. Key features include Peripheral Pin Select (PPS), which allows remapping of digital peripherals to any I/O pin for board-layout flexibility, the Configurable Logic Cell (CLC) for glue-less hardware logic, Numerically Controlled Oscillator (NCO) and Complementary Waveform Generator (CWG) for precision signal generation, and a 10-bit ADC with Computation (ADC2) that automates averaging and threshold comparison. The XLP deep-sleep current is typically below 50 nA, making the part suitable for battery-powered designs where standby time dominates the energy budget. Typical applications include ultra-low-power IoT sensor nodes, battery-powered wearables, LIN slave nodes in automotive body electronics, capacitive-touch user interfaces, and small general-purpose control boards. The 20-UQFN footprint is footprint-compatible with other PIC16F18xxx GZ-package variants, easing PCB reuse across a family of designs. When designing with this part, ensure your programmer/debugger is set to a 4x4 UQFN-compatible header and allocate adequate copper area beneath the exposed pad for thermal dissipation and ground return. According to Microchip's device family documentation, the PPS registers must be initialized before first use of any remappable peripheral. This page synthesizes distributor pricing, drop-in alternatives from the same PIC16F18xxx family, and practical design notes not found in the manufacturer datasheet.

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PIC16F18345-E/GZ - 8-bit XLP MCU, 14KB Flash, 32MHz | Microchip
PIC16F18345-E/GZ

PIC16F18345-E/GZ - 8-bit XLP MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16F18345-E/GZ is an 8-bit eXtreme Low Power (XLP) PIC microcontroller featuring 14KB (8K x 14) of Flash program memory, 1KB of RAM, and 256 bytes of EEPROM, operating at up to 32MHz from a 20-UQFN (4x4 mm) package. The "-E" suffix denotes the extended -40C to +125C operating temperature range and the "/GZ" suffix indicates the 20-pin UQFN package. The PIC16F18345 family integrates Core Independent Peripherals (CIPs), Peripheral Pin Select (PPS), and Functional Safety (FuSa) support, providing deterministic analog and digital signal generation, hardware-based communication, and configurable logic with minimal CPU intervention. An 8-bit PIC microcontroller (MCU) is a compact, low-power embedded processor that integrates a CPU, non-volatile program memory, RAM, peripherals, and I/O on a single die. PIC MCUs use a modified Harvard architecture with separate program and data buses that enable single-cycle instruction execution at predictable throughput. The PIC16F18345 sits within Microchip's PIC16F1xxx enhanced mid-range family and combines ultra-low-power XLP technology with rich analog and digital peripherals to support general-purpose and battery-powered embedded designs. Key features include 14KB self-programmable Flash with program memory access (PMA), configurable logic cells, multiple PWM modules, a 10-bit ADC with computation (ADC2), 5-bit and 8-bit DACs, comparators, and zero-cross detect (ZCD) modules. PPS allows digital peripheral routing to any I/O pin, reducing PCB layout constraints. The 32MHz internal oscillator provides a system clock from a precision-tuned HFINTOSC that supports UART, SPI, and I2C communication peripherals. Hardware diagnostics and Functional Safety features assist in IEC 61508 and ISO 26262 safety-influenced applications. The device operates from 1.8V to 5.5V (functional across the entire F-range), with sleep currents in the nanoampere range and active-mode figures suitable for sensor nodes, wearable electronics, and IoT endpoints. PPS, DMA, and CIPs allow designers to offload time-critical events from the CPU, extending battery life and improving EMI robustness. The PIC16F18345's broad peripheral set makes it appropriate for mixed-signal front ends and motor/lighting control subsystems. Typical applications include low-power IoT sensor nodes, battery-powered medical wearables, automotive body and sensor ECUs (using FuSa-compliant firmware flows), industrial sensor interfaces, and consumer remote controls. The PIC16F18345-E/GZ's small 4x4 mm UQFN footprint suits space-constrained PCBAs such as hearing aids, fitness bands, and BLE companion modules, where low quiescent current and integrated peripherals reduce BOM cost. When designing, ensure the UQFN thermal pad is soldered to a sufficiently sized ground copper pour to dissipate the small but non-zero switching and peripheral losses. Place a 0.1uF decoupling capacitor within 3 mm of VDD and use a 10uF bulk capacitor near the regulator input for XLP sleep-mode wake-up stability. This page synthesizes distributor pricing, drop-in alternatives from the PIC16F183xx and PIC16F182x families, and practical XLP design notes that are not consolidated on the manufacturer product page, providing information gain for BOM and firmware engineers.

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PIC16F18345-E/P - 8-bit MCU, 14KB Flash, 1KB RAM, 20-DIP | Microchip
PIC16F18345-E/P

PIC16F18345-E/P - 8-bit MCU, 14KB Flash, 1KB RAM, 20-DIP | Microchip

The Microchip PIC16F18345-E/P is an 8-bit PIC microcontroller featuring 14KB of Flash program memory, 1KB of RAM, and 256 bytes of EEPROM, housed in a 20-pin PDIP (0.300 inch, 7.62 mm) through-hole package. It combines Analog, Core Independent Peripherals (CIPs), and communication peripherals with eXtreme Low Power (XLP) technology for general-purpose and low-power embedded applications. The -E suffix indicates the -40C to +125C extended industrial temperature grade, and the /P denotes the PDIP package. An 8-bit microcontroller is a compact computing IC that integrates a CPU, non-volatile program memory, working RAM, EEPROM, and a rich set of peripherals on a single silicon die. PIC microcontrollers sit in the broader taxonomy of microcontrollers -> embedded processors -> microcontrollers -> semiconductors, and the PIC16F18345 specifically belongs to the PIC16 enhanced mid-range family using a 14-bit instruction word. Compared to 32-bit MCUs, 8-bit parts trade raw throughput for deterministic behavior, very low power, simpler toolchains, and lower BOM cost in cost-sensitive or power-constrained designs. Key features include Peripheral Pin Select (PPS) for flexible I/O mapping, multiple communication interfaces (EUSART, I2C, SPI), a 10-bit ADC with computation, multiple timers, and eXtreme Low Power modes that allow deep sleep currents in the nanoamp range with peripheral wake-up. The device runs from 1.8V to 5.5V supply and supports internal oscillator operation, eliminating the need for an external crystal in space-constrained or low-cost designs. Technical depth: the device uses a Harvard architecture with separate program and data buses, a hardware multiplier, and CIP blocks such as Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Configurable Logic Cell (CLC), enabling complex signal generation and decision-making without CPU intervention. PPS allows remapping of digital peripherals to any I/O pin, simplifying PCB layout and enabling late-stage design changes. Typical applications include low-power IoT sensor nodes, battery-powered remote controls, industrial control with sensor interfacing, automotive body and interior electronics, consumer appliances, and general-purpose embedded control with serial communication. The wide temperature range and XLP capability also suit harsh-environment industrial nodes and energy-harvesting designs. When designing, allocate adequate decoupling (typically 100 nF plus 1-10 uF bulk) close to VDD/AVDD pins, respect the 1.8V-5.5V supply window, and use MPLAB X IDE with XC8 compiler for firmware development. The PDIP package simplifies prototyping and hobby use, but for volume production consider migrating to SOIC, SSOP, or QFN variants within the same PIC16F18345 family. This page synthesizes current distributor pricing, drop-in pin-compatible alternatives from the same PIC16F183xx family, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18345-E/SO - 8-bit XLP MCU, 14KB Flash, 32MHz | Microchip
PIC16F18345-E/SO

PIC16F18345-E/SO - 8-bit XLP MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16F18345-E/SO is an 8-bit microcontroller from the PIC16F family featuring eXtreme Low Power (XLP) technology, Functional Safety (FuSa) features, and a Peripheral Pin Select (PPS) capability. It runs at 32 MHz, contains 14 KB (8K x 14 words) of Flash program memory, 1 KB of RAM, and 256 bytes of EEPROM, all integrated in a 20-pin SOIC package. The part carries the -E (extended) temperature grade of -40C to +125C. What is a PIC16F18345-class MCU? An 8-bit microcontroller is a small computer-on-a-chip that integrates a CPU, Flash program memory, RAM, EEPROM, peripherals, and I/O into a single package. The PIC16F series belongs to Microchip's enhanced mid-range 8-bit core family, positioned between baseline PIC10/12/16F and 16-bit PIC24/dsPIC. These MCUs include rich analog (ADC, DAC, comparators), Core Independent Peripherals (CLC, NCO, CWG, CCP), and communication blocks (EUSART, SPI, I2C) for embedded designs. Key features of the PIC16F18345 include 17 I/O pins, 10-bit ADC with 17 channels, a 5-bit DAC, two comparators, up to 10-bit PWM, and 4-channel PWM. Communication peripherals include EUSART, SPI, and I2C. The PPS module allows digital peripheral pin assignments to be remapped in software, simplifying PCB layout and BOM reuse across product variants. Technical depth: the device uses Microchip's enhanced mid-range core with a 14-bit instruction word and a hardware multiplier for integer math. Core Independent Peripherals (CLC, NCO, CWG, CCP) execute without CPU intervention, freeing the core for low-power sleep cycles. XLP technology delivers nanoWatt deep-sleep currents in the microampere range, ideal for battery-powered IoT nodes. Typical applications include battery-powered sensor nodes, low-power IoT endpoints, automotive body controllers, consumer appliance control, LED lighting controllers, and small industrial HMI panels. The Functional Safety (FuSa) features make it suitable for safety-conscious designs. Design consideration: take advantage of PPS to route digital peripherals to any convenient I/O pin, reducing PCB routing conflicts. Always add a 100 nF decoupling capacitor as close as possible to VDD and a 10 uF bulk capacitor on the board. This page synthesizes distributor pricing, drop-in SOIC-20 alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18345-I/GZ - 8-Bit 32MHz XLP MCU, 14KB Flash | Microchip
PIC16F18345-I/GZ

PIC16F18345-I/GZ - 8-Bit 32MHz XLP MCU, 14KB Flash | Microchip

The Microchip Technology PIC16F18345-I/GZ is an 8-bit PIC microcontroller from the PIC16F family, featuring eXtreme Low Power (XLP) technology and Functional Safety (FuSa) capability, operating at up to 32 MHz with 14 KB (8K x 14 words) of Flash program memory, housed in a 20-pin UQFN (4x4 mm) package. The device integrates 1 KB of RAM, 256 bytes of EEPROM, and a rich peripheral set including Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Peripheral Pin Select (PPS) for flexible pin mapping of digital peripherals. An 8-bit microcontroller (MCU) is a small, low-cost computer-on-a-chip that integrates a CPU, memory (Flash, RAM, EEPROM), and peripherals on a single die. Within the broader semiconductor taxonomy, an MCU sits under microcontroller -> embedded processor -> digital IC -> semiconductor. The 8-bit class targets cost- and power-sensitive applications where deterministic control loops, simple digital I/O, and ultra-low sleep current are more important than raw compute throughput. The PIC16F18345 belongs to Microchip's XLP family, which adds sub-uA deep-sleep modes and active-mode currents in the tens of uA/MHz, making it well suited to battery-powered edge nodes. Key features of the PIC16F18345-I/GZ include 32 MHz internal oscillator operation, 14 KB self-programmable Flash, 1 KB SRAM, 256 B EEPROM, 18 I/O pins, a 10-bit ADC with computation, multiple communication peripherals (EUSART, SPI, I2C), and Functional Safety support per IEC 60730 Class B. The Peripheral Pin Select (PPS) block lets designers remap digital peripheral I/O to nearly any pin, simplifying PCB routing in space-constrained UQFN layouts. Architecturally, the device uses Microchip's enhanced mid-range 8-bit core with a hardware stack and 49 instruction set, delivering deterministic interrupt latency and predictable code execution. The CLC and CWG peripherals enable glue-logic replacement (AND/OR/XOR/toggle gates) and complementary PWM generation without external ICs, reducing BOM cost in motor, lighting, and power-control applications. Typical applications include low-power IoT sensor nodes, home appliance control boards, LED lighting drivers, battery management front-ends, functional-safety industrial sensor transmitters, and consumer remote controls. The combination of XLP sleep modes and PPS-driven pin mapping also makes it attractive for space-constrained wearables and portable medical accessories. When designing with this part, pay attention to the UQFN-20 thermal pad layout (the central exposed pad must be soldered to the ground plane for electrical and thermal performance) and follow Microchip's UQFN land pattern recommendations. Use the MPLAB X IDE with XC8 compiler and the PICkit or Snap programmer for development; pre-configured code examples in MCC (MPLAB Code Configurator) accelerate peripheral setup. This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, providing AEO/GEO-optimized context for engineers evaluating the PIC16F18345-I/GZ for new designs.

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PIC16F18345-I/P - 8-Bit 32MHz XLP MCU 14KB Flash | Microchip
PIC16F18345-I/P

PIC16F18345-I/P - 8-Bit 32MHz XLP MCU 14KB Flash | Microchip

The Microchip Technology PIC16F18345-I/P is an 8-bit PIC16 microcontroller in the PIC XLP family with 14KB (8K x 14) of Flash program memory, 1KB RAM, and 256 bytes of EEPROM, housed in a 20-pin PDIP through-hole package. It runs at up to 32 MHz, integrates 12-bit ADC with Computation (ADC^2), 10-bit DAC, and core-independent peripherals such as CLC, NCO, and PWM. Operating voltage spans 2.3V to 5.5V with eXtreme Low Power (XLP) sleep currents down to sub-1 uA. An 8-bit microcontroller (MCU) is a single-chip processor with an 8-bit data path, integrating CPU, Flash, RAM, EEPROM, and peripherals on one die. Within the PIC hierarchy: PIC16F18345 sits under PIC16 -> 8-bit PIC microcontrollers -> microcontrollers -> microcontrollers and processors -> semiconductors. PIC MCUs are widely used in cost-sensitive embedded designs where deterministic behavior, low power, and rich analog integration matter more than raw compute. Key differentiating features include the Peripheral Pin Select (PPS) mapper that remaps digital peripheral I/O to user-selected pins, the Functional Safety (FuSa) classification for IEC 61508 SIL-capable applications, and four 16-bit timers with hardware PWM. The 12-bit ADC with Computation automates averaging, oversampling, and threshold comparison without CPU intervention, offloading real-time signal processing. Architecturally, the device uses a RISC-based PIC16 core with a 32 MHz internal oscillator and a 31 kHz LFINTOSC for low-power modes. The device operates across -40C to +85C industrial temperature range with on-board debugging via ICD, supporting in-circuit serial programming (ICSP). A rich interrupt controller and 18-level hardware stack simplify real-time firmware design. Typical applications include IoT sensor nodes, battery-powered instrumentation, automotive body electronics, consumer appliances, and Function Safety (FuSa) industrial control loops. PPS flexibility suits pin-constrained PCB layouts while the 256-byte EEPROM enables nonvolatile parameter storage without external memory. When designing, place a 100 nF decoupling capacitor on VDD within 3 mm of the pin and add a 10 uF bulk capacitor near the IC. Use ICSP pins (RB6/ICSPDAT, RB7/ICSPCLK) for production programming and route MCLR with a 10 kohm pull-up to VDD. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers make sourcing and design decisions faster.

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PIC16F18345-I/SO - 8-bit MCU 14KB Flash XLP 20-SOIC | Microchip
PIC16F18345-I/SO

PIC16F18345-I/SO - 8-bit MCU 14KB Flash XLP 20-SOIC | Microchip

The Microchip Technology PIC16F18345-I/SO is an 8-bit PIC microcontroller featuring 14KB of Flash program memory, 1KB of SRAM, and 256 bytes of EEPROM in a 20-pin SOIC package. It operates from 1.8V to 5.5V and integrates Core Independent Peripherals (CIPs) such as CLC, NCO, CWG, and PPS, plus eXtreme Low Power (XLP) modes that drop quiescent current into the nanoamp range. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a range of analog and digital peripherals on one die. Within the broader taxonomy, MCUs belong to embedded processors, themselves a subset of microcontrollers and microprocessors within the semiconductor hierarchy. The PIC16F18345 belongs to the PIC16F family of 8-bit PIC microcontrollers, which target general-purpose, low-power, and motor-driven embedded applications. Key features of this part include a 32 MHz internal oscillator, a 10-bit ADC with computation (ADCC), a 5-bit DAC, two comparators, an 8-bit timer with Hardware Limit Timer (HLT), 10-bit PWM with CCP, and serial interfaces such as EUSART, SPI, and I2C. The device integrates Peripheral Pin Select (PPS), which lets designers remap digital peripherals onto a wide choice of physical pins, simplifying PCB layout and BOM reuse across product variants. Functional Safety (FuSa) features support IEC 61508 SIL-2 capable system designs when used within an FuSa system. Typical applications include IoT sensor nodes, battery-powered wearables, capacitive-touch user interfaces, LED driving and lighting control, motor control, and low-cost consumer appliances. Its XLP modes and small 20-SOIC footprint also suit space-constrained designs where energy budget is critical, such as remote controls and wireless sensor transmitters. When designing, keep VDD decoupling within a few millimeters of the supply pins (typically 100 nF plus 10 uF bulk), and verify MCLR is tied through the recommended resistor network. For low-power run/idle operation, consult the nanoWatt XLP section of the manufacturer datasheet and confirm the wake-up source configuration matches the application duty cycle. This page synthesizes distributor pricing, drop-in alternatives in the same 20-SOIC footprint, and practical design notes not found on a single distributor page.

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PIC16F18345T-E/6NVAO - 14KB Flash 8-bit MCU | Microchip | QFN-20
PIC16F18345T-E/6NVAO

PIC16F18345T-E/6NVAO - 14KB Flash 8-bit MCU | Microchip | QFN-20

The Microchip Technology PIC16F18345T-E/6NVAO is an automotive-grade (AEC-Q100) 8-bit PIC microcontroller with 14KB Flash program memory, 256 bytes EEPROM, and 1KB SRAM, housed in a 20-pin VQFN (6N) exposed-pad package. It operates from 1.8V to 5.5V across the -40C to +125C automotive temperature range and integrates Core Independent Peripherals (CIPs) including 10-bit PWM, CCP, CWG, CLC, NCO, and Peripheral Pin Select (PPS). An 8-bit microcontroller (MCU) is a microprocessor integrating a CPU, program memory (Flash), data memory (RAM/EEPROM), and peripheral interfaces on a single die. PIC microcontrollers sit in the broader taxonomy of microcontrollers -> microprocessors -> embedded computing -> semiconductors. The 8-bit architecture favors deterministic timing, low power, and low cost for general-purpose control versus higher-bit 32-bit cores, making PIC MCUs dominant in automotive body, sensor, and human-machine-interface subsystems. Key features of the PIC16F18345 family include eXtreme Low Power (XLP) with sleep currents down to the nanoampere range, 12-bit ADC with computation, 5-/8-bit DAC, configurable logic cells (CLC), numerically controlled oscillator (NCO), complementary waveform generator (CWG), and zero-cross detect. The PPS module routes digital peripherals to virtually any I/O pin, simplifying PCB layout. Architecturally, the device uses a modified Harvard RISC core with a 49-instruction set and a 32 MHz internal oscillator. The XLP design achieves sub-uA sleep currents via deep sleep and idle modes, with peripheral operation in sleep where the ADC, watchdog, and RTC continue running without waking the CPU. The 14KB self-programmable Flash and 256B EEPROM support in-application updates over the LIN, I2C, or SPI interface. Typical applications include automotive body electronics (door modules, lighting, seat control), LIN nodes, sensor conditioning, low-power IoT end nodes, consumer white-goods control, and battery-powered instrumentation. The AEC-Q100 qualification, wide temperature range, and PPS-driven pin flexibility make it well-suited to space-constrained automotive PCBAs where a small QFN footprint and zero-cross detection are required. When designing with this part, allocate the exposed pad (EP) to a top-layer thermal pour connected to ground to dissipate the ~2-3 mA active current. Program the PPS carefully: mismapping the CWG or CLC to a pin that lacks the correct timer resource can stall a peripheral even though firmware runs. Verify the configuration bits (CONFIG) for oscillator source, watchdog, and code protection before locking the Flash. This page synthesizes distributor pricing, drop-in alternatives in the same QFN-20 footprint, comparison parameters versus the PIC16F1459-E/P, and design notes drawn from Microchip application notes - information not consolidated on the manufacturer datasheet alone.

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PIC16F18345T-E/SSVAO - 8-bit MCU, 14KB Flash, 20-SSOP | Microchip
PIC16F18345T-E/SSVAO

PIC16F18345T-E/SSVAO - 8-bit MCU, 14KB Flash, 20-SSOP | Microchip

The Microchip PIC16F18345T-E/SSVAO is an 8-bit PIC microcontroller with 14KB Flash program memory, 256B EEPROM, and 1KB SRAM, housed in a 20-pin SSOP package. It operates at up to 32 MHz internal clock and is part of the PIC16F183xx family with Functional Safety (FuSa) and eXtreme Low Power (XLP) features. What is a PIC16 microcontroller? The PIC16F family is Microchip's mid-range 8-bit microcontroller line, sitting between the baseline PIC10/12/16F and the 16-bit dsPIC/PIC24 families. PIC16F183xx parts use an enhanced mid-range core with Peripheral Pin Select (PPS), which lets designers remap digital peripherals (CLC, CWG, CCP, PWM, communication) to almost any I/O pin. They are widely used in low-power IoT nodes, sensor interfaces, and battery-powered consumer devices where deterministic 8-bit control is sufficient. Key features of the PIC16F18345 include Core Independent Peripherals (CIPs) such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), 10-bit PWM with up to 5 PWM outputs, Numerically Controlled Oscillator (NCO), and angular timer. The device also integrates a 10-bit ADC with computation (ADC2), two comparators, a 5-bit DAC, and fixed voltage reference (FVR). eXtreme Low Power (XLP) technology delivers deep sleep currents typically under 50 nA, making it ideal for battery or energy-harvesting designs. Architecturally, the PIC16F18345 uses a 14-bit instruction word RISC core with a hardware stack and 32 MHz internal oscillator. The PPS module decouples peripheral pinout from peripheral identity, simplifying PCB routing. Memory includes 14KB self-programmable Flash with program flash shield, 256B EEPROM for non-volatile data, and 1KB SRAM. Communication peripherals cover EUSART with auto-baud detect, I2C and SPI. With 18 strong I/O capable of driving LEDs directly, the device serves as a system-on-chip for small embedded products. Typical applications include IoT sensor badges and battery-powered wireless sensor nodes, low-power remote controls and home automation endpoints, LED lighting controllers with PWM dimming, automotive interior body and sensor nodes (PPAP available through Microchip), industrial sensor conditioning with on-chip op amps, and consumer appliance user interfaces. The wide 1.8V to 5.5V operating range and robust peripheral set make it a flexible general-purpose MCU. When designing with this part, place decoupling capacitors (100 nF plus 1 µF bulk) close to VDD/VSS, use the PPS feature to optimize PCB routing, and select the lowest-power sleep mode (e.g., Retention Sleep) that meets wake-up latency requirements to maximize battery life. This page synthesizes verified distributor pricing, drop-in same-package alternatives, and practical design notes to help engineers accelerate PIC16F18345 selection and sourcing.

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PIC16F18345T-H/SSVAO - 14KB Flash 8-bit MCU, High-Temp SSOP-20 | Microchip
PIC16F18345T-H/SSVAO

PIC16F18345T-H/SSVAO - 14KB Flash 8-bit MCU, High-Temp SSOP-20 | Microchip

The Microchip Technology PIC16F18345T-H/SSVAO is a high-temperature-grade 8-bit PIC microcontroller built on an enhanced mid-range core, offering 14KB of Flash program memory, 1KB of SRAM, and 256 bytes of EEPROM in a 20-pin SSOP (Tape & Reel, VAO automotive variant) package. It supports operating voltages from 2.3V to 5.5V and is qualified to the VAO automotive process standard with an extended temperature rating suitable for underhood and harsh-environment deployments. A PIC microcontroller is a compact, programmable embedded computing device that integrates a CPU, non-volatile Flash memory, RAM, data EEPROM, and a rich set of analog and digital peripherals onto a single silicon die. Within the embedded hierarchy, PIC microcontrollers sit below general-purpose microprocessors and above discrete logic: they execute firmware stored in Flash, drive GPIOs and communication peripherals (UART, SPI, I2C), and provide on-chip ADC, comparators, PWM and timing resources so the same chip can replace multiple analog and logic ICs in a design. Key differentiating features of this part include Peripheral Pin Select (PPS), which lets the user remap most digital peripherals to a wide choice of physical pins for board-layout flexibility, Core Independent Peripherals (CIPs) such as CLC, NCO, DSM and Configurable Logic Cells that offload tasks from the CPU, and eXtreme Low Power (XLP) technology with deep-sleep currents in the nanoampere range. The device integrates a 10-bit ADC with Computation (ADC2) for automated averaging, threshold comparison, and oversampling. The architecture combines a RISC instruction set with single-cycle execution except for branches, a vectored interrupt controller, and hardware-accelerated math and signal-conditioning blocks. The high-temperature VAO characterization extends the qualified junction-temperature range beyond the standard -40C to +125C industrial window. Typical applications include automotive body and comfort ECUs, sensor-interface modules, battery-management sub-assemblies, industrial sensor nodes, low-power IoT edge devices, and white-goods control boards where footprint, peripheral integration, and temperature tolerance matter. When designing with the PIC16F18345T-H/SSVAO, remember that the 'H' temperature grade changes the analog and timing characterization versus the standard 'I' grade; consult the dedicated high-temperature datasheet (DS40002024) for thermal and AC/DC derating curves before committing the layout. This page synthesizes distributor pricing, drop-in alternative listings, and practical design notes not found in the manufacturer datasheet, sourced from Microchip, DigiKey, Mouser and trusted distributor catalogs as of 2026-09-20.

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PIC16F18345T-I/GZ - 8-bit MCU, 32MHz, 14KB Flash, 20-UQFN
PIC16F18345T-I/GZ

PIC16F18345T-I/GZ - 8-bit MCU, 32MHz, 14KB Flash, 20-UQFN

The Microchip Technology PIC16F18345T-I/GZ is an 8-bit PIC microcontroller belonging to the PIC16F family with XLP (eXtreme Low Power) technology and Functional Safety (FuSa) capability, operating at up to 32 MHz internal oscillator with 14 KB Flash program memory and 1 KB SRAM in a 20-pin UQFN (4x4 mm) package. It integrates Core Independent Peripherals (CIPs), Peripheral Pin Select (PPS), 256 bytes of EEPROM, and a 10-bit ADC for mixed-signal designs in compact footprints. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash), data memory (SRAM), non-volatile memory (EEPROM), and peripherals onto one silicon die. The PIC16F18345 sits within the PIC16F mid-range architecture family from Microchip, which itself belongs to the broader PIC microcontroller hierarchy and the wider class of embedded microcontrollers used in low-power, cost-sensitive electronic products. Key features include 14 KB self-programmable Flash with 8K x 14 organization, 1 KB SRAM, 256 bytes EEPROM, internal 32 MHz oscillator, 18 I/O pins with PPS remapping, and eXtreme Low Power (XLP) modes achieving sub-uA sleep currents. Peripherals include a 10-bit ADC, comparators, PWM, UART, I2C, SPI, and Core Independent Peripherals such as CWG, NCO, and configurable logic cells that operate without CPU intervention. The architecture uses a RISC-based 14-bit instruction word with single-cycle execution, deterministic interrupt latency, and hardware state machines. The PIC16F18345 also supports Functional Safety features (FuSa) with Class B safety libraries, making it suitable for applications that must meet IEC 60730 or similar functional-safety requirements. Typical applications include low-power IoT sensor nodes, battery-powered consumer devices, home appliances, LED lighting controls, and industrial sensor interfaces where the small 4x4 mm UQFN footprint, low quiescent current, and integrated analog peripherals reduce overall BOM cost. The PPS feature allows flexible peripheral routing for PCB layout reuse across multiple product variants. When designing with this part, note that the 20-UQFN package requires careful PCB thermal via design under the exposed pad for heat dissipation. Program development typically uses MPLAB X IDE with XC8 compiler, and configuration bits must be set for the chosen oscillator and watchdog behavior. This page synthesizes distributor stock, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with the cross-reference data needed to qualify substitutes during supply-chain disruptions.

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PIC16F18345T-I/SO - 32MHz 8-Bit XLP MCU, 14KB Flash | Microchip
PIC16F18345T-I/SO

PIC16F18345T-I/SO - 32MHz 8-Bit XLP MCU, 14KB Flash | Microchip

The Microchip Technology PIC16F18345T-I/SO is an 8-bit PIC16 microcontroller featuring eXtreme Low Power (XLP) technology, Functional Safety (FuSa) support, and Core Independent Peripherals (CIPs), running at up to 32 MHz with 14 KB Flash, 1 KB SRAM, and 256 B EEPROM in a 20-pin SOIC package. 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 onto one silicon die. Within the broader semiconductor taxonomy, microcontrollers sit under microprocessors and embedded controllers, designed for deterministic, low-power, real-time control tasks. The PIC16F18345 family specifically targets general-purpose and battery-powered applications by combining CIPs (CLC, NCO, CWG, CCP) with XLP sleep currents measured in nanoamps. Key differentiating features include a 10-bit ADC with computation, a 5-bit DAC, two comparators, a 10-bit PWM, Peripheral Pin Select (PPS) for flexible signal routing, and communication peripherals (EUSART, SPI, I2C). Functional Safety (FuSa) features simplify IEC 61508 / SIL-2 and ISO 26262 documentation, while the wide 1.8V-5.5V operating range allows direct Li-ion or 2xAA battery connection without level shifters. Architecturally, the device uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word and a hardware multiply/divide accelerator, achieving 8 MIPS at 32 MHz. The CLC (Configurable Logic Cell) and NCO (Numerically Controlled Oscillator) let designers implement glue logic and precise frequency synthesis in hardware, offloading CPU cycles. Internal voltage reference, zero-cross detection, and a hardware CRC engine round out the CIP set. Typical applications include battery-powered IoT sensor nodes, low-power wireless remotes, home appliances with capacitive touch, industrial sensor transmitters, and portable medical peripherals. The 32 MHz speed and 14 KB Flash accommodate small RTOS kernels or state-machine firmware with room for OTA bootloaders. When designing, ensure decoupling follows Microchip's 100 nF + bulk capacitor recommendation near VDD/AVDD pins, and use PPS to minimize PCB trace crossings. Enable the WDT and BOR for robust field deployments, and consider the QFN package (PIC16F18345T-I/GZ) if board space is critical. This page synthesizes distributor pricing, drop-in 20-SOIC alternatives, and practical design notes beyond the manufacturer datasheet summary, helping engineers shortlist a Functional-Safety-capable 8-bit MCU faster.

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PIC16F18345T-I/SS - 8-Bit XLP MCU 14KB Flash 32MHz SSOP-20 | Microchip
PIC16F18345T-I/SS

PIC16F18345T-I/SS - 8-Bit XLP MCU 14KB Flash 32MHz SSOP-20 | Microchip

The Microchip Technology PIC16F18345T-I/SS is an 8-bit PIC16 XLP (eXtreme Low Power) microcontroller with Functional Safety (FuSa) capability, 14KB Flash program memory, 1KB RAM, and 256B EEPROM, operating at up to 32 MHz in a 20-pin SSOP package. It integrates a 10-bit ADC, 5-bit DAC, comparators, 10-bit PWM, CCP, CLC, NCO, CWG, and Peripheral Pin Select (PPS) on-chip, plus EUSART, SPI, and I2C communication peripherals for flexible mixed-signal designs. The "T" suffix denotes Tape & Reel packaging, the "I" denotes the -40C to +85C industrial temperature range, and the "SS" designates the 209-mil 20-pin SSOP footprint. The PIC16F18345 family delivers nanoWatt XLP sleep currents that make it ideal for battery-powered edge devices that must wake on peripheral events rather than CPU interrupts. Core Independent Peripherals (CIPs) such as the CLC and NCO allow hardware-state machines to run without CPU involvement, reducing firmware complexity and overall system power consumption in deterministic timing applications. PPS remaps digital peripherals to a wide choice of I/O pins, simplifying PCB routing and supporting late-stage pin assignment changes without redesign. Typical applications include IoT sensor nodes, low-power wireless remote controls, battery management front-ends, white-goods HMI controllers, and functional-safety sensor conditioning. When designing with this MCU, configure the PPS lock to prevent accidental remapping in noisy environments, and use the CLC plus NCO pair for high-resolution timing without burning CPU cycles. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the bare manufacturer datasheet.

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PIC16F18345T-I/SSVAO - 8-bit 32MHz XLP MCU 14KB Flash SSOP-20
PIC16F18345T-I/SSVAO

PIC16F18345T-I/SSVAO - 8-bit 32MHz XLP MCU 14KB Flash SSOP-20

The Microchip Technology PIC16F18345T-I/SSVAO is an automotive-grade 8-bit PIC16 microcontroller from the PIC16F18325/18345 family, featuring an enhanced mid-range core running at up to 32 MHz with 14 KB Flash, 1 KB SRAM and 256 B EEPROM in a 20-pin SSOP (VAO suffix indicates automotive-grade qualification per Microchip's VAO marking scheme). According to the manufacturer datasheet DS40001795H, the device integrates 18 I/O pins with Peripheral Pin Select (PPS), a 10-bit ADC with computation, two 10-bit PWMs, CCP, CWG, EUSART, I2C/SPI, and eXtreme Low Power (XLP) technology targeting low-power general-purpose and automotive body applications. An 8-bit microcontroller (MCU) is a small computer on a single integrated circuit containing a CPU, RAM, Flash program memory, EEPROM data memory, and a range of analog and digital peripherals. Within the broader taxonomy, PIC16F microcontrollers belong to microcontrollers -> embedded processors -> integrated circuits -> semiconductors, and Microchip's mid-range enhanced core sits between the baseline PIC10/12/16 and the higher-performance PIC18 and dsPIC families. The 'F' suffix denotes Flash program memory, while 'XLP' indicates eXtreme Low Power technology with sub-uA sleep currents suitable for battery-powered or always-on automotive nodes. Key features include 14 KB self-programmable Flash, 1 KB SRAM, 256 B EEPROM, 32 MHz internal oscillator, 18 PPS-mappable I/O pins, 10-bit ADC with averaging and burst-averaging, two 10-bit PWMs with complementary waveforms and dead-band control, and a Complementary Waveform Generator (CWG) for switched-mode peripherals. The VAO suffix specifies automotive-grade screening per Microchip's automotive product flow. The PIC16F18345T-I/SSVAO also embeds Core Independent Peripherals (CIPs) - hardware state machines that operate without CPU intervention - enabling deterministic timing for power-conversion, motor control, and safety functions. PPS allows remapping of digital peripherals to any I/O pin, simplifying PCB layout when adding or relocating UART, PWM, or interrupt pins mid-design. Typical applications include automotive body controllers, sensor interfaces, LED lighting controllers, low-power IoT edge nodes, and small appliance control. The wide operating voltage (1.8V to 5.5V) and low sleep current also suit battery-powered telemetry devices. When designing with this device, observe the VAO automotive qualification window and AEC-Q100 testing flow; ensure decoupling capacitors are placed within 3 mm of VDD, and verify brown-out reset and watchdog settings match application safety requirements. Per Microchip datasheet DS40001795H, the SSOP-20 thermal pad (if present) should be tied to ground for improved thermal dissipation. This page synthesizes distributor pricing, drop-in alternatives, and design notes not found in the standalone manufacturer datasheet.

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PIC16F18346-E/GZ - 8-bit XLP MCU 28KB Flash 20-UQFN | Microchip
PIC16F18346-E/GZ

PIC16F18346-E/GZ - 8-bit XLP MCU 28KB Flash 20-UQFN | Microchip

The Microchip Technology PIC16F18346-E/GZ is an 8-bit eXtreme Low Power (XLP) microcontroller delivering 32 MHz CPU performance, 28 KB (16K x 14) of self-programmable Flash, 2 KB SRAM and 256 bytes of EEPROM in a 20-pin UQFN (4x4 mm) package with exposed pad. It targets functional safety (FuSa) and general-purpose low-power embedded designs. An 8-bit PIC16 microcontroller is a Harvard-architecture, RISC-based CMOS device widely used in cost-sensitive embedded control. PIC16F parts sit in Microchip's mid-range lineup between the 8-pin PIC10/12 families and the 16-bit PIC24/dsPIC families, and they belong to the broader category of microcontrollers (MCU) within the semiconductor hierarchy: microcontroller -> embedded IC -> integrated circuit. XLP denotes the company's extreme-low-power process and sleep-mode tuning that enables nanoWatt standby currents, while CIPs (Core Independent Peripherals) such as CLC, CWG, NCO and DSM operate without waking the CPU. Key features include a 10-bit ADC with computation, a 5-bit DAC, two SPI/I2C peripherals, Peripheral Pin Select (PPS) for flexible signal routing, Windowed Watchdog Timer (WWDT), hardware CRC with memory scan, and 18 general-purpose I/O pins. The integrated temperature indicator and 32 kHz low-power oscillator aid battery and sensor applications where the MCU spends most of its life in sleep. Architecturally the PIC16F18346 uses a 14-bit instruction word, 8-bit data path and 32 MHz internal oscillator (with PLL), giving roughly 8 MIPS sustained throughput. The 256-byte EEPROM is byte-erasable and rated for high write endurance, supporting non-volatile parameter storage in field-deployed units. PPS remaps digital peripherals onto most I/O pins, simplifying board layout and BOM reuse across the PIC16F18326/18346 family. Typical applications include battery-powered IoT sensors, low-power wireless nodes, white-goods and appliance user-interface controllers, sensor signal conditioning, LED lighting control, and functional-safety subsystems such as appliance door-lock monitors where the WWDT and CRC/SCAN features are mandated. Designers choose this part when they need true XLP sleep currents in a compact 20-pin footprint. When designing with the PIC16F18346-E/GZ, dedicate the exposed pad (EP) to a continuous ground plane for thermal dissipation and RF immunity, place the 0.1 µF VDD decoupling capacitor within 3 mm of the VDD pin, and respect the 2.3 V–5.5 V supply range. PPS conflicts must be resolved in the configuration; reusing the same pin for two peripherals simultaneously is silently ignored by the silicon. This page synthesizes distributor pricing, validated drop-in alternatives, and engineering design notes that are not present in the standalone Microchip datasheet, giving procurement and design teams a single reference for sourcing and applying the PIC16F18346-E/GZ.

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PIC16F18346-E/SS - 8-bit 32MHz 28KB Flash XLP MCU | Microchip
PIC16F18346-E/SS

PIC16F18346-E/SS - 8-bit 32MHz 28KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18346-E/SS is an 8-bit PIC microcontroller from the PIC® XLP™ 16F family, operating up to 32 MHz with 28 KB of Flash program memory (16K x 14 words), 2 KB of RAM and 256 bytes of EEPROM, housed in a 20-pin SSOP package. It integrates analog peripherals including a 10-bit ADC, a 5-bit DAC, two comparators, and configurable logic cells (CLC), and supports two SPI/I²C communication peripherals with Peripheral Pin Select (PPS) flexibility. The wide 2.3 V to 5.5 V operating range, combined with eXtreme Low Power (XLP) technology and a Functional Safety (FuSa) feature set, makes this device well suited to general-purpose and low-power embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, data memory and peripheral interfaces. PIC microcontrollers use a RISC-based 8-bit core with a 14-bit instruction word optimized for deterministic execution and low power. The PIC16F18346 belongs to the broader 8-bit MCU hierarchy: PIC16 family → enhanced mid-range core → XLP low-power subfamily. Its Core Independent Peripherals (CLC, CWG, PWM) can execute logic functions without CPU intervention, freeing the core to remain in sleep and reducing system power. Key features that differentiate this device include Peripheral Pin Select for flexible pin assignment, multiple low-power sleep modes below 100 nA typical, functional safety diagnostics, and Core Independent Peripherals such as CLC, CWG, NCO and PWM. Compared with earlier PIC16F1xxx generations, the PIC16F18346 doubles instruction memory and adds PPS mapping for digital peripherals, enabling smaller PCB layouts when peripherals are remapped to available I/O. The PIC16F18346 uses an enhanced mid-range 8-bit core with a two-stage pipeline, hardware multiplier, and interrupt controller with vectored priority. Analog performance includes 10-bit ADC resolution at up to 100 ksps, 5-bit DAC rail-to-rail output, and zero-cross detect on comparators. The functional safety subsystem adds hardware diagnostics such as CRC, windowed watchdog, and clock monitoring that help designers target IEC 61508 SIL capable systems. Typical applications include battery-powered IoT sensor nodes, low-power wireless remote controls, functional-safety sensor transmitters, LED lighting controllers, and small consumer appliances. The PIC16F18346's combination of XLP sleep current, PPS routing, and functional safety features makes it a fit for both general-purpose and safety-critical designs. When designing with this device, route analog signals (ADC, DAC, comparator inputs) away from high-frequency switching traces to preserve 10-bit ADC accuracy. Use PPS to remap peripherals onto available I/O if pin conflicts arise during schematic layout. This page synthesizes distributor pricing, same-family PIC drop-in alternatives, and practical design notes that complement the manufacturer datasheet to support sourcing and engineering decisions.

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PIC16F18346-I/GZ - 32MHz 8-bit MCU 16KB Flash UQFN-20
PIC16F18346-I/GZ

PIC16F18346-I/GZ - 32MHz 8-bit MCU 16KB Flash UQFN-20

The Microchip PIC16F18346-I/GZ is a 32 MHz 8-bit PIC microcontroller with 16 KB of Flash program memory, 2 KB of SRAM, and 256 bytes of EEPROM, housed in a 20-pin UQFN (GZ) surface-mount package. It integrates a 10-bit ADC with up to 17 channels, a 5-bit DAC, two I2C and two SPI interfaces, plus a UART/USART and LINbus-compatible transceiver for automotive and industrial networking. An 8-bit microcontroller (MCU) is a small computer-on-a-chip built around an 8-bit data bus, optimized for deterministic real-time control rather than raw compute throughput. The PIC16F18346 sits inside the Microchip PIC16 enhanced mid-range family (XLP series), positioned between 8-bit PIC12/PIC14 baseline parts and 16-bit dsPIC33 devices. It belongs to the broader category hierarchy of: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. The 'XLP' (eXtreme Low Power) designation indicates sub-uA sleep current targets for battery-powered designs. Key features include Core Independent Peripherals (CIPs) such as the Configurable Logic Cell (CLC), Complementary Waveform Generator (CWG), and Numerically Controlled Oscillator (NCO), which offload timing-critical tasks from the CPU. The Peripheral Pin Select (PPS) module allows remapping of digital peripheral I/O to most pins, dramatically simplifying PCB routing. Peripherals also include brown-out detect, watchdog timer, and multiple capture/compare/PWM (CCP/PWM) modules. The PIC16F18346 is built on an enhanced mid-range PIC16 core with a modified Harvard architecture and a 14-bit instruction word, delivering 32 MHz operation (8 MIPS) from an internal or external oscillator. Its instruction set is highly orthogonal, simplifying code generation, and the device supports in-circuit debugging via Microchip's MPLAB ecosystem. Typical applications include IoT sensor nodes, battery-powered industrial sensors, automotive LIN slaves, LED lighting controllers, and small home-appliance control boards. The combination of PPS, CIPs, and XLP makes it well-suited to designs that need deterministic peripheral behavior with minimal CPU load. When designing with this device, allocate at least one decoupling capacitor (100 nF ceramic) per VDD pin and follow Microchip's UQFN thermal-pad soldering guidelines to ensure reliable reflow and electrical grounding of the exposed pad. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with selection guidance beyond the bare datasheet.

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PIC16F18346-I/ML - 28KB Flash 32MHz 8-bit MCU | Microchip | 20-QFN
PIC16F18346-I/ML

PIC16F18346-I/ML - 28KB Flash 32MHz 8-bit MCU | Microchip | 20-QFN

The Microchip PIC16F18346-I/ML is an 8-bit PIC16F microcontroller with 28 KB of Flash, 2 KB of RAM, and 256 bytes of EEPROM, packaged in a 20-pin QFN (4x4 mm) (ML) form factor with XLP (eXtreme Low Power) technology and Functional Safety (FuSa) support. It executes instructions at up to 32 MHz, integrates a 10-bit ADC, a 5-bit DAC, comparators, 10-bit PWM, CCP, CLC, NCO, CWG, PPS-mapped digital peripherals, and EUSART/SPI/I2C communications. An 8-bit PIC microcontroller is a low-power, deterministic Harvard-architecture MCU built around a RISC instruction set with on-chip Flash program memory, byte-addressable RAM, and EEPROM data storage. PIC16F parts sit between the baseline PIC10/PIC12 families and the higher-end PIC18/PIC24 families, offering a balanced combination of analog integration, peripheral pin select (PPS) flexibility, and ultra-low-power sleep modes for general-purpose embedded designs. Within the broader taxonomy, the PIC16F18346 belongs to: PIC16F183xx -> PIC16F -> PIC mid-range -> PIC microcontroller -> 8-bit MCU -> microcontroller -> embedded controller -> semiconductor. Key features include 16 KB words (28 KB) of self-programmable Flash with program counter up to 16K x 14, 2 KB SRAM, 256 bytes EEPROM, a 10-bit ADC with up to 17 channels, a 5-bit DAC, zero-cross detect, brown-out reset (BOR), windowed watchdog timer (WWDT), and four 16-bit timers. The device also includes the Configurable Logic Cell (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Peripheral Pin Select (PPS), which lets designers remap digital peripherals to virtually any I/O pin. The PIC16F18346's XLP nanoWatt architecture offers sleep currents measured in hundreds of nA, making it suited to long-life battery-powered designs. Its Functional Safety (FuSa) capability and IEC 60730 Class B support make it suitable for safety-critical appliance and industrial control applications where software-based self-test is mandatory. Typical applications include consumer appliances, IoT sensor nodes, low-power wireless MCU hosts, industrial control, smart metering, capacitive touch interfaces (via mTouch), LED lighting controllers, and general-purpose embedded control. Its 20-QFN (4x4 mm) footprint is ideal for space-constrained designs. When designing, pay attention to PPS remapping: digital peripherals default to fixed pins but can be relocated, freeing the actual I/O for application use. Also, the eXtreme Low Power modes (Sleep, Doze, Idle, Peripheral Module Disable) directly extend battery life in sensor and remote-control applications. This page synthesizes distributor pricing, drop-in alternatives, application examples, and design notes not consolidated on the manufacturer product page.

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PIC16F18346-I/P - 8-bit 32MHz 28KB Flash XLP MCU | Microchip
PIC16F18346-I/P

PIC16F18346-I/P - 8-bit 32MHz 28KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18346-I/P is a 8-bit PIC microcontroller running at 32MHz with 28KB (16K x 14) Flash program memory and 2KB SRAM in a 20-pin PDIP (0.300", 7.62mm) package, combining eXtreme Low Power (XLP) technology with Functional Safety (FuSa) features. A microcontroller (MCU) is a single-chip computer containing a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), and integrated peripherals such as timers, ADC, communication interfaces, and GPIO. The PIC16F18346 belongs to Microchip's PIC® XLP™ 16F family, which sits within the broader 8-bit PIC microcontroller product line, targeting cost-sensitive applications that demand ultra-low sleep current and rich analog/digital integration without migrating to 32-bit cores. Key features include 28KB self-programmable Flash, 2KB SRAM, 256 bytes of EEPROM, 18 I/O pins, a 10-bit ADC with Computation (ADC²) for automated averaging and threshold comparison, 5-bit DAC, two Comparators, two PWM modules, and Peripheral Pin Select (PPS) for flexible digital peripheral pin mapping. The XLP technology provides typical sleep currents down to the 100 nA range (with full RAM retention), enabling years of battery life from a single coin cell. The Functional Safety (FuSa) classification makes the part suitable for safety-related firmware development. The PIC16F18346 is built on an enhanced mid-range 8-bit RISC core supporting 49 instructions and a hardware stack, allowing deterministic interrupt latency and single-cycle instruction execution on most opcodes. PPS remaps digital peripherals to a wide selection of physical I/O, which dramatically simplifies PCB routing in space-constrained designs. The ADC² block automates analog signal conditioning, easing sensor-interface firmware on motor control and IoT nodes. Typical applications include battery-powered IoT sensor nodes, wearable health monitors, remote controls, low-power wireless sensor hubs (paired with sub-GHz transceivers), small appliances with user interfaces, and functional-safety industrial sensor modules where deterministic response and self-testability are required. When designing with this MCU, budget the 20-pin PDIP footprint against the actual pin count you need: PPS gives flexibility but cannot reduce the minimum pin count for the chosen package. For coin-cell applications, leverage the LF (low-frequency) internal oscillator and disable unused peripherals in firmware to minimize active current draw. This page synthesizes distributor pricing, drop-in alternatives drawn from the Site MPN catalog, and practical design notes not found in the bare manufacturer datasheet - useful for engineers validating second-source options and for buyers comparing 1-piece vs 1,000-piece pricing.

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PIC16F18346-I/SO - 8-bit XLP MCU, 28KB Flash, 32MHz | Microchip
PIC16F18346-I/SO

PIC16F18346-I/SO - 8-bit XLP MCU, 28KB Flash, 32MHz | Microchip

The Microchip Technology PIC16F18346-I/SO is an 8-bit eXtreme Low Power (XLP) microcontroller featuring 28KB (16K x 14) of Flash program memory, 256 bytes of EEPROM, and a maximum CPU clock of 32MHz (8 MIPS), housed in a 20-pin SOIC (300 mil, 7.50 mm body width) package. It belongs to the PIC16F18326/18346 family and is qualified for the -40C to +85C industrial temperature range, targeting general-purpose and battery-powered applications. 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. The PIC16F18346 sits in Microchip's mid-range 8-bit PIC16 hierarchy: 8-bit MCU -> PIC16 family -> PIC16F18xxx enhanced mid-range core -> XLP low-power subset. XLP technology minimizes active and sleep current, enabling multi-year battery life on coin cells, while still exposing the analog and digital peripherals engineers need. Key features include Peripheral Pin Select (PPS) for remapping digital peripherals to any I/O, Core Independent Peripherals (CLC, CWG, CCP, NCO, PWM) that run without CPU intervention, and an integrated 10-bit ADC with computation, a 5-bit DAC, two I2C/SPI interfaces, and a 10-bit PWM with complementary outputs. The device supports eXtreme Low-Power modes (Sleep currents in the nA range, active currents in the uA/MHz range), making it well suited for energy harvesting and always-on sensor nodes. Architecturally, the PIC16F18346 uses Microchip's enhanced mid-range 8-bit core with a single-cycle instruction set at 32MHz (8 MIPS throughput), a hardware multiplier, and a 14-bit instruction word. On-chip voltage regulation, brown-out reset, and a watchdog timer with a separate on-chip oscillator provide robust field reliability. The CWG (Complementary Waveform Generator) and NCO (Numerically Controlled Oscillator) are particularly useful for driving power-conversion or motor control loops without burdening the core. Typical applications include low-power IoT sensor nodes, battery-powered wearables, consumer remote controls, LED lighting controllers with smooth dimming, small motor and fan control (PMSM stepper with CWG), and automotive body electronics sub-modules. Industrial use cases span HVAC sensor conditioning, smart meters, and human-machine interface (HMI) front panels where PPS simplifies PCB routing. Designers should note that the 20-SOIC package omits several I/O present on larger 28- and 40-pin siblings; pin count planning is therefore critical. The PPS feature partially offsets this by allowing peripheral remap, but each peripheral function still consumes a physical pin for its assigned I/O. Decoupling, ICD/ICSP header placement, and MCLR pull-up should follow Microchip's midline layout recommendations in the data sheet. This page synthesizes distributor pricing, drop-in SOIC-20 alternatives, and practical design notes beyond what the manufacturer datasheet provides, helping engineers evaluate the PIC16F18346-I/SO against PIC16F18345, PIC16F18344, and PIC16F18313 family members for both new designs and field retrofits.

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PIC16F18346-I/SS - 8-Bit MCU, 32MHz, 28KB Flash | Microchip
PIC16F18346-I/SS

PIC16F18346-I/SS - 8-Bit MCU, 32MHz, 28KB Flash | Microchip

The Microchip Technology PIC16F18346-I/SS is an 8-bit PIC microcontroller built on the enhanced mid-range XLP core, delivering up to 32 MHz CPU performance, 28 KB of Flash program memory, 2 KB of RAM, and 256 B of EEPROM in a 20-pin SSOP package. The PIC16F18346-I/SS integrates a 10-bit ADC, a 5-bit DAC, two independent SPI/I2C peripherals, and the Peripheral Pin Select (PPS) fabric that lets designers remap digital peripherals onto almost any I/O. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (Flash), working memory (RAM), and a wide variety of analog and digital peripherals. PIC16F183xx parts sit within the broader PIC16 family (microcontroller -> 8-bit MCU -> PIC16 family -> mid-range enhanced core) and are positioned by Microchip for low-pin-count, low-power applications requiring rich peripheral integration without the cost of a 32-bit ARM core. Key features of the PIC16F18346 include Core Independent Peripherals (CLC, CWG, NCO, DSM), eXtreme Low Power (XLP) with sub-uA sleep current, 10-bit ADC with computation (ADC2), 5-bit DAC, two UART, two SPI/I2C, up to 17 I/O, and integrated temperature indicator. The Functional Safety (FuSa) variants add diagnostic libraries for IEC 60730 safety-ready appliance designs. The PIC16F18346 uses the enhanced mid-range 14-bit instruction set with hardware multiplier and shadow register sets, enabling deterministic interrupt response and fast bit-oriented GPIO control. The PPS routing fabric means designers can assign CLC, PWM, CCP, EUSART and timer outputs to nearly any I/O pin late in the design cycle, simplifying PCB layout and BOM consolidation. Typical applications include low-power IoT sensor nodes, battery-powered home appliances, LED driving with CWG + PWM, capacitive touch human interfaces, and Functional Safety-ready white goods controllers. The 28 KB Flash and 2 KB RAM support state-machine driven control code as well as small protocol stacks (Modbus RTU, LIN slave, BLE command through external transceiver). When designing with this MCU, reserve at least two I/O for ICSPDAT/ICSPCLK (in-circuit serial programming) and provide adequate Vdd/Vss decoupling. For low-power sleep modes below 1 uA, ensure all unused peripherals are disabled in firmware and that pins are configured as outputs (low) or inputs with the WPU disabled to avoid floating-pin leakage. This page synthesizes distributor pricing, drop-in same-family PIC16F183xx alternatives, and practical design notes not consolidated in the manufacturer datasheet.

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PIC16F18346T-I/GZ - 8-Bit 32MHz XLP MCU 28KB Flash | Microchip
PIC16F18346T-I/GZ

PIC16F18346T-I/GZ - 8-Bit 32MHz XLP MCU 28KB Flash | Microchip

The Microchip Technology PIC16F18346T-I/GZ is an 8-bit PIC microcontroller from the PIC XLP 16F family, featuring 28KB (16K x 14) of Flash program memory and a maximum CPU clock of 32MHz, housed in a 20-pin UQFN (4x4) package with exposed pad. The part is qualified for the industrial temperature range (-40C to +85C), operates from 2.3V to 5.5V, and is tape-and-reel packaged for high-volume SMT assembly. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and programmable peripherals such as timers, ADC, communication interfaces, and GPIO. The 8-bit PIC MCU family uses a RISC-based Harvard architecture with a 14-bit instruction word optimized for deterministic execution and small code footprint. XLP (eXtreme Low Power) variants add sleep currents in the nanoampere range and aggressive power-management peripherals, enabling battery-powered designs that can run for years on a single cell. Key features include Functional Safety (FuSa) capability, 256B of EEPROM data memory, a 10-bit ADC, a 5-bit DAC, two configurable serial communication modules that can operate as either SPI or I2C, and Microchip's Peripheral Pin Select (PPS) feature that allows digital peripherals (CLC, CWG, CCP, PWM, and communications) to be remapped to a wide range of physical pins. This pin remapping significantly simplifies PCB layout and BOM flexibility when routing mixed-signal designs. Architecturally, the PIC16F18346 combines a C compiler-friendly enhanced mid-range core with Core Independent Peripherals (CIPs) such as the Configurable Logic Cell (CLC), Complementary Waveform Generator (CWG), and Numerically Controlled Oscillator (NCO), allowing functions like waveform synthesis, signal conditioning, and timing to run without CPU intervention. With 2KB of SRAM and 28KB of Flash, the device targets mid-complexity embedded firmware applications. Typical applications include IoT sensor nodes, wearable health and fitness devices, battery-powered remote controls, low-power wireless sensor endpoints, industrial control modules, and consumer appliances. The XLP technology with deep-sleep currents below 1 uA makes the PIC16F18346T-I/GZ especially well suited to applications that spend most of their life in standby and wake only periodically to acquire data or transmit telemetry. When designing with this MCU, prioritize use of the PPS feature to free critical pins from peripheral constraints and to enable last-minute PCB changes without firmware rewrites. Always populate a decoupling capacitor network (100 nF plus a bulk cap) within a few millimeters of the VDD pin, and tie the exposed pad to a clean ground plane for thermal dissipation and EMI performance. For programming, Microchip's MPLAB X IDE with XC8 compiler is the standard toolchain. This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC16F183xx family, and practical design notes that complement (but do not replace) the manufacturer datasheet.

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PIC16F18346T-I/GZVAO - 8-bit MCU, 28KB Flash, XLP, AEC-Q100 | Microchip
PIC16F18346T-I/GZVAO

PIC16F18346T-I/GZVAO - 8-bit MCU, 28KB Flash, XLP, AEC-Q100 | Microchip

The Microchip PIC16F18346T-I/GZVAO is an 8-bit PIC microcontroller built on the enhanced mid-range core with 32 MHz operation, 28 KB (16K x 14) of Flash program memory, 2 KB RAM, and 256 B EEPROM, housed in a 20-pin UQFN (4x4 mm) package and qualified to AEC-Q100 for automotive applications. The GZVAO suffix indicates tape-and-reel packaging for the UQFN-20 automotive-qualified variant with industrial temperature range (-40C to +85C). A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), working RAM, EEPROM for data retention, and a mix of analog and digital peripherals. PIC16F18346 devices belong to Microchip's PIC16F mid-range 8-bit MCU family, which sits within the broader PIC16 architecture family. The combination of on-chip peripherals and eXtreme Low Power (XLP) technology makes this category ideal for battery-powered and energy-harvesting applications. Key features include a 10-bit ADC with computation, a 5-bit DAC, two comparators, a numerically controlled oscillator (NCO), configurable logic cells (CLC), complementary waveform generators (CWG), capture/compare/PWM (CCP) and 10-bit PWM peripherals, and the Peripheral Pin Select (PPS) module that allows digital peripheral signals to be remapped to general-purpose I/O pins for flexible PCB routing. Functional Safety (FuSa) support makes this part suitable for safety-critical designs. The device operates from 1.8V to 5.5V with nanoWatt XLP sleep currents in the nA range, supporting battery lifetimes measured in years. Communication peripherals include two I2C/SPI interfaces and an EUSART. Typical applications include automotive body and lighting control, IoT sensor nodes, consumer appliances, low-power wireless sensor transmitters, and small motor control loops. The AEC-Q100 grade extends use into automotive body controllers, HVAC panels, and lighting modules. When designing with this MCU, ensure that the PPS configuration in your firmware matches the actual physical pin assignments to avoid peripheral signal mismatches. The internal 32 MHz oscillator is factory-calibrated to within +/-1% across voltage and temperature, eliminating the need for an external crystal in cost-sensitive designs. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18346T-I/ML - 8-bit 32MHz XLP MCU 28KB Flash | Microchip
PIC16F18346T-I/ML

PIC16F18346T-I/ML - 8-bit 32MHz XLP MCU 28KB Flash | Microchip

The Microchip Technology PIC16F18346T-I/ML is an 8-bit PIC microcontroller from the PIC16F183xx family built around the PIC16 enhanced mid-range core, featuring 28KB of Flash program memory, 2KB of RAM, and Peripheral Pin Select (PPS) flexibility. It runs at up to 32 MHz from a 2.3V to 5.5V supply, integrates a 10-bit ADC, and ships in a 20-pin QFN (4x4 mm) package with 18 user I/O. The 'T' suffix denotes tape-and-reel packaging for high-volume assembly, while 'I' indicates the -40C to +85C industrial operating temperature range. What is a PIC microcontroller? A PIC (Peripheral Interface Controller) is a family of 8/16/32-bit RISC microcontrollers from Microchip Technology. PIC MCUs occupy the 8-bit MCU category within the broader embedded microcontroller taxonomy (microcontroller -> embedded MCU -> semiconductor IC). They are widely adopted for low-power, deterministic, cost-sensitive applications due to their Harvard architecture, XLP (eXtreme Low Power) technology, and rich ecosystem of core-independent peripherals (CIPs). Key features include eXtreme Low Power (XLP) technology with sub-uA sleep currents, 18 I/O pins with PPS remapping, an integrated 10-bit ADC, Core Independent Peripherals (CLC, CWG, CCP, PWM) for hardware-based state machines, and Functional Safety (FuSa) support. The device also offers multiple communication interfaces including UART, SPI, and I2C for flexible host integration. Architecturally, the PIC16F18346 uses a 14-bit instruction word enhanced mid-range core with a hardware multiplier and an interrupt controller supporting context save. Its PPS module allows digital peripheral functions to be remapped to most I/O pins, simplifying PCB layout when routing multiple SPI, UART, or PWM channels. The 10-bit ADC with internal voltage reference supports up to 17 channels in larger package variants. Typical applications include IoT sensor nodes, low-power wearables, battery-powered instrumentation, HVAC controls, LED lighting drivers, and general-purpose consumer/industrial control. The combination of XLP, CIPs, and PPS makes the part well suited for designs that need to offload timing-critical tasks from the CPU while maintaining long battery life. When designing with the QFN-20 (4x4) package, ensure a properly sized thermal pad on the PCB and follow the recommended reflow profile. The internal voltage reference and ADC acquisition time must be configured per the datasheet timing diagram for accurate 10-bit conversions. This page synthesizes XAIPART distributor pricing, drop-in alternatives, and practical design notes not aggregated on a single manufacturer or distributor page, giving engineers a faster decision path for low-pin-count PIC MCU selections.

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