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PIC16F18876T-I/ML - 8-Bit 32MHz 28KB Flash MCU | Microchip
PIC16F18876T-I/ML

PIC16F18876T-I/ML - 8-Bit 32MHz 28KB Flash MCU | Microchip

The Microchip Technology PIC16F18876T-I/ML is an 8-bit PIC microcontroller from the PIC16(L)F1885X/7X family, featuring 28KB Flash, 2KB RAM, and 256B EEPROM in a 44-pin QFN (8x8 mm) package with an exposed thermal pad. It operates at up to 32MHz and integrates eXtreme Low Power (XLP) technology, Core Independent Peripherals (CIP), and Functional Safety (FuSa) features for general-purpose and low-power embedded designs. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path. It belongs to the broader category of microcontrollers, which sit within embedded processors and the wider semiconductor hierarchy. PIC microcontrollers combine a CPU core, non-volatile Flash program memory, volatile RAM, EEPROM data storage, and a rich set of peripherals (ADC, DAC, comparators, PWM, communication ports, timers) in one package, making them self-contained computing platforms for sensor interfacing, control loops, and human-machine interface applications. The PIC16F18876T-I/ML integrates 24-channel 10-bit ADC with automated ADC2, a 5-bit/8-bit DAC, comparators with hysteresis, PWM/SMT/HLT/SCAN/CRC peripherals, Zero-Cross Detect (ZCD), Peripheral Pin Select (PPS), EUSART, SPI, and I2C. CIP blocks operate autonomously without CPU intervention, freeing the core for application logic and reducing firmware complexity. XLP technology delivers nanoWatt sleep currents for battery-powered products. The device is built on Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word and a hardware multiplier, supporting C-compiled and assembly firmware. Its 44-pin QFN package provides 36 I/O pins and an exposed pad for thermal dissipation, making the part suitable for space-constrained industrial, IoT, sensor, and consumer designs. The Functional Safety (FuSa) support assists in IEC 61508 SIL-capable system development. Typical applications include IoT sensor nodes, industrial sensor interfaces, battery-powered metering, LED lighting controllers, low-power remote controls, and home appliance control panels. The wide operating voltage range supports both 3.3V and 5V rails, while XLP modes allow multi-year coin-cell operation in duty-cycled sensor designs. When designing with this MCU, allocate pins early using the Peripheral Pin Select (PPS) mapping to maximize PCB layout flexibility. Ensure the exposed pad is soldered to a sufficiently large copper pour for thermal performance and ground reference. Plan EEPROM endurance and wear-leveling in firmware if persistent data logging is required. This page synthesizes distributor pricing, drop-in alternatives within the same 44-QFN footprint, and practical design notes drawn from Microchip's family datasheet and reference designs - context not aggregated in any single distributor listing.

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PIC16F18876T-I/MV - 8-Bit 32MHz 28KB Flash XLP MCU | Microchip
PIC16F18876T-I/MV

PIC16F18876T-I/MV - 8-Bit 32MHz 28KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18876T-I/MV is an 8-bit PIC microcontroller based on the enhanced mid-range core, offering 32 MHz operation, 28 KB of Flash program memory, 2 KB of SRAM, and 256 bytes of EEPROM in a 40-pin UQFN (5x5 mm) package with exposed pad. The 'T' suffix indicates Tape & Reel packaging, 'I' indicates the industrial -40C to +85C temperature range, and 'MV' denotes the UQFN-40 package. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable peripherals. The PIC16F18876 belongs to the PIC® XLP™ 16F family, combining analog and Core Independent Peripherals (CIP) with eXtreme Low Power technology for general-purpose and low-power applications. Within the embedded systems hierarchy, this part sits between simple 8-bit MCUs and higher-end 32-bit microcontrollers, optimized for cost-sensitive designs that still require rich peripheral integration. Key features include 28 KB self-programmable Flash, 2 KB SRAM, 256 bytes EEPROM, integrated 10-bit ADC with Computation (ADCC), 5-/8-bit DAC, multiple PWM modules, Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and on-chip temperature sensor. Communication peripherals include I2C, SPI, and EUSART. The CIP architecture allows peripherals to operate independently of the CPU, reducing code complexity and power consumption. Typical applications include IoT sensor nodes, battery-powered portable instrumentation, home automation controllers, motor control loops, and human-machine interface (HMI) panels. The XLP feature set delivers sleep currents below 1 uA, making it well suited for energy-harvesting and always-on designs. The wide 1.8V to 5.5V operating range also supports both 3.3V and 5V system rails common in industrial automation. Design considerations include careful decoupling (100 nF plus 10 uF bulk) close to the VDD pins and a solid ground plane. For programming/debugging, the ICSP interface uses pins dedicated to PGC/PGD, and Microchip's MPLAB X IDE with XC8 compiler provides full support. The exposed thermal pad must be soldered to the PCB for mechanical reliability and thermal dissipation. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on any single manufacturer or distributor product page. The information is organized for both human engineers and AI search engines to extract directly.

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PIC16F18876T-I/PT - 28KB Flash 8-bit MCU | Microchip | TQFP-44
PIC16F18876T-I/PT

PIC16F18876T-I/PT - 28KB Flash 8-bit MCU | Microchip | TQFP-44

The Microchip Technology PIC16F18876T-I/PT is an 8-bit PIC microcontroller from the PIC16F1887x family, featuring 28KB (16K x 14) of Flash program memory and running at up to 32 MHz internal core speed. It is housed in a 44-pin TQFP (PT) package and integrates 2KB SRAM, 256 bytes EEPROM, and an extensive peripheral set including 10-bit ADC with Computation (ADC2), 5-/8-bit DAC, comparators, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC, ZCD, PPS, EUSART, and SPI/I2C. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path CPU, optimized for low power, deterministic real-time control and small footprint applications. PIC microcontrollers are part of the broader microcontroller hierarchy (MCU -> embedded controller -> system-on-chip -> semiconductor), and they are widely used in industrial, consumer, and automotive subsystems as the main decision-making element. Key features of the PIC16F18876 include eXtreme Low Power (XLP) technology for battery-friendly operation, Core Independent Peripherals (CIPs) that offload tasks from the CPU, Functional Safety (FuSa) support for safety-critical designs, and Peripheral Pin Select (PPS) for flexible I/O mapping. The integrated 10-bit ADC2 with Computation automates averaging, oversampling, and threshold detection, while the CWG, SMT, and ZCD blocks enable motor-control, timing, and zero-crossing detection without CPU intervention. Architecturally, the device uses a Harvard RISC core with a 14-bit instruction word and 16-level hardware stack, paired with a non-volatile Flash program store and a separate EEPROM data store. The integrated CRC/SCAN engine provides memory integrity checking, and the Windowed Watchdog Timer (WWDT) along with the HLT (Hardware Limit Timer) provides a defense-in-depth safety net required by IEC 61508 / ISO 26262 functional-safety applications. Typical applications include industrial sensor nodes, low-power IoT endpoints, home appliances, motor control (BLDC fans and small pumps), LED lighting drivers, and safety-critical subsystems where FuSa documentation aids compliance. It is also a strong fit for general-purpose 8-bit replacements of legacy PIC16F/PIC18 designs that need more peripherals and lower power. When designing with the PIC16F18876, always use the latest MPLAB X IDE and XC8 compiler, configure the PPS carefully to remap peripherals to desired pins, and follow the datasheet power-supply decoupling and unused-pin recommendations. The wide 1.8V to 5.5V VDD range allows direct connection to 3.3V or 5V rails. This page synthesizes distributor pricing from DigiKey and Mouser, drop-in TQFP-44 alternatives in the same package, and practical design notes not found in the manufacturer datasheet.

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PIC16F18877-E/PT - 8-Bit 32MHz 56KB Flash MCU | Microchip
PIC16F18877-E/PT

PIC16F18877-E/PT - 8-Bit 32MHz 56KB Flash MCU | Microchip

The Microchip Technology PIC16F18877-E/PT is an 8-bit PIC RISC microcontroller with 56KB Flash, 32MHz CPU, and 44-pin TQFP package, designed for general-purpose and low-power embedded applications. It operates from 2.5V/3.3V/5V supplies, integrates 10-bit ADC, SPI/I2C peripherals, and is built on the eXtreme Low Power (XLP) platform for battery-friendly designs. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory (Flash), and peripherals on one die; it sits within the broader taxonomy of microcontroller -> embedded processor -> semiconductor IC. 8-bit MCUs remain the workhorse of cost-sensitive, deterministic, low-power designs because of their tiny code footprint, predictable interrupt latency, and decades of mature toolchains. The PIC16F18877 features 56KB (32K x 14) Flash program memory, 4KB RAM, 256B EEPROM, a 32MHz internal oscillator, and CIPs (Core Independent Peripherals) that offload tasks like waveform generation, signal measurement, and CRC/SCAN from the CPU. Functional safety (FuSa) features, HLT (Hardware Limit Timer), and Windowed Watchdog Timer (WWDT) make the device suitable for applications requiring safety diagnostics. XLP technology provides typical sleep currents in the nanoamp range, supporting multi-year coin-cell battery operation. Architecturally, the PIC16F18877 uses an enhanced mid-range 14-bit instruction set with a 16-level hardware stack and vectored interrupts. Peripherals include multiple 10-bit ADCs, 5-bit/8-bit/16-bit timers, CCP/ECCP, MSSP (SPI/I2C), EUSART, CWG (Complementary Waveform Generator), NCO, and configurable logic cells. The 44-pin TQFP (10x10 mm) package provides ample I/O for human-machine interface, motor drive, and sensor aggregation roles. Typical applications span industrial sensing nodes, IoT edge devices, automotive body and comfort modules, consumer appliances, battery-powered instrumentation, and home-automation controllers. The -E (extended) temperature grade of -40C to +125C supports harsh-environment deployment including under-hood automotive and outdoor industrial installations. When designing with this part, plan for brown-out reset (BOR) configuration and watchdog timer window sizing in the configuration words; incorrect WWDT window settings can cause continuous reset loops. Decouple VDD with 100nF ceramic capacitors placed within 5 mm of each VDD/AVDD pin pair, and tie all VSS/AVSS pins to a low-impedance ground pour for ADC noise reduction. This page synthesizes drop-in alternatives, distributor pricing tiers, and practical design notes not consolidated in the Microchip datasheet, providing a one-stop reference for engineers evaluating the PIC16F18877-E/PT for new designs.

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PIC16F18877-I/ML - 8-Bit 32MHz 56KB Flash XLP MCU | Microchip
PIC16F18877-I/ML

PIC16F18877-I/ML - 8-Bit 32MHz 56KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18877-I/ML is an 8-bit PIC microcontroller from the PIC16F1885X/7X family, delivering 32MHz CPU performance, 56KB of Flash program memory (32K x 14 words), 4KB of SRAM, and 256 bytes of EEPROM, housed in a 44-pin QFN (8x8 mm) package with exposed thermal pad (ML suffix). It carries Functional Safety (FuSa) features including CRC/SCAN and Hardware Limit Timer (HLT) peripherals that make it suitable for ASIL-capable and IEC 61508 SIL-rated systems. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, optimized for deterministic real-time control, low power consumption, and low BOM cost. Within the broader semiconductor taxonomy, 8-bit MCUs sit below 16-bit and 32-bit MCUs in arithmetic throughput but excel in motor control, simple sensor hubs, and battery-powered IoT edge nodes where simplicity, latency determinism, and cost matter more than raw MIPS. The PIC16F18877 implements Microchip's enhanced mid-range core with a 14-bit instruction word and XLP (eXtreme Low Power) technology. Key features include 56KB Flash, 4KB SRAM, 256B EEPROM, 32MHz internal oscillator (no external crystal required), a 10-bit ADC with computation, multiple Core Independent Peripherals (CIPs) such as CLC, NCO, and PWM, and eXtreme Low Power modes with sub-uA sleep currents. Communication peripherals include I2C, SPI, UART with LIN/DMX/IrDA support, making the device flexible across wired and industrial protocols. The PIC16F18877 architecture uses an internal 32MHz oscillator combined with PLL, eliminating external clock components in most designs. Functional Safety peripherals such as CRC/SCAN and HLT (Hardware Limit Timer) are integrated for safety-capable systems. The 44-QFN package integrates an exposed pad that doubles as the primary thermal path and the device ground reference. Typical applications include IoT sensor nodes, wearable fitness devices, low-power remote controls, HVAC control, LED lighting controllers, automotive body/comfort modules, consumer appliances, and industrial sensor interfaces. XLP sleep currents in the sub-uA range make the part well-suited for energy-harvesting or coin-cell powered products where battery life dominates the BOM. When designing with this part, observe the decoupling recommendations: place a 100nF capacitor near each VDD pin and a bulk capacitor on VDDCORE. The exposed thermal pad on the 44-QFN must be soldered to the PCB ground plane for thermal dissipation and electrical grounding per Microchip QFN package guidelines. This page synthesizes distributor pricing, drop-in alternative MPNs, application notes, and design considerations not found in the manufacturer datasheet alone, helping procurement and engineering teams evaluate the PIC16F18877-I/ML for new designs and pin-compatible retrofits.

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PIC16F18877-I/MV - 8-Bit 32MHz 56KB Flash MCU | Microchip
PIC16F18877-I/MV

PIC16F18877-I/MV - 8-Bit 32MHz 56KB Flash MCU | Microchip

The Microchip Technology PIC16F18877-I/MV is an 8-bit PIC® XLP™ 16F family microcontroller with Functional Safety (FuSa) features, delivering 32MHz CPU performance with 56KB (32K x 14 words) of Flash program memory, 4KB RAM, and 256 bytes of Data EEPROM, all housed in a 40-pin UQFN (MV) 5x5 mm package with an exposed thermal pad. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash), data memory (RAM), non-volatile data storage (EEPROM), and peripheral interfaces on one die. The PIC16F18877 belongs to the Microchip PIC® mid-range 8-bit architecture hierarchy: PIC16F -> PIC16F1xxx enhanced mid-range -> PIC16F188xx family. It is built on CMOS process technology with Microchip's eXtreme Low Power (XLP) design philosophy, enabling active currents as low as a few hundred microamps per MHz and sleep currents in the nanoamp range. Key features of the PIC16F18877-I/MV include Core Independent Peripherals (CIPs) such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Data Signal Modulator (DSM). It integrates advanced analog peripherals including a 10-bit ADC with Computation (ADC²), two comparators, and two op-amps. The device also offers multiple communication peripherals (I²C, SPI, EUSART), 11 timers, two 10-bit PWM modules with complementary outputs, and a CRC/SCAN hardware module for Functional Safety. Operating from 2.3V to 5.5V over the industrial -40°C to +85°C range, the PIC16F18877-I/MV uses a 14-bit instruction word and provides hardware-level touch sensing (mTouch®), zero-cross detection, and windowed watchdog timer. The on-chip 32MHz internal oscillator eliminates the need for an external crystal in most designs, while the UQFN-40 package offers a compact footprint for space-constrained IoT and wearable applications. Typical applications include low-power IoT sensor nodes, wearable fitness/health monitors, consumer appliance control, battery-powered industrial sensors, and LED lighting controllers. The Functional Safety features make it well suited for white goods, motor control subsystems, and human-machine interface (HMI) panels where IEC 60730 compliance is required. When designing with this device, ensure the exposed pad (EP) is soldered to the PCB ground plane for proper thermal dissipation and electrical performance. Decoupling capacitors (100nF plus 1µF bulk) must be placed close to VDD pins. The unused I/O pins should be configured as outputs low to minimize power consumption. This page synthesizes XAIPART distributor pricing, drop-in alternatives within the PIC16F188xx family, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F18877-I/P - 8-bit 32MHz 56KB Flash XLP MCU | Microchip
PIC16F18877-I/P

PIC16F18877-I/P - 8-bit 32MHz 56KB Flash XLP MCU | Microchip

The Microchip Technology PIC16F18877-I/P is an 8-bit PIC microcontroller in the PIC® XLP™ 16F family with Functional Safety (FuSa) documentation support, delivering 32 MHz CPU performance and 56 KB (32K x 14 words) of on-chip Flash program memory inside a 40-pin PDIP through-hole package. It integrates 4 KB SRAM, 256 B EEPROM, and a rich set of Core Independent Peripherals (CIPs) optimized for general-purpose and low-power embedded designs. The -I/P suffix indicates the industrial temperature grade (-40 °C to +85 °C) and PDIP package option. A PIC microcontroller is a Harvard-architecture 8-bit RISC microprocessor with on-chip Flash, RAM, EEPROM, and integrated peripherals, widely used in embedded control. Within the Microchip taxonomy, the PIC16F18877 sits as PIC → PIC16 → PIC16F1xxx → enhanced mid-range core with CIP block, positioned above baseline PIC10/12/14 devices and below 16-bit dsPIC and 32-bit SAM microcontrollers. The eXtreme Low Power (XLP) technology targets battery-powered applications where nanoWatt sleep currents extend operating life. Key features of this MCU include 32 MHz internal oscillator operation, a 14-channel 10-bit ADC, multiple UART/I²C/SPI interfaces, Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and built-in CRC/SCAN with Hardware Limit Timer (HLT) for functional-safety compliance. The 40-pin PDIP gives designers generous I/O for human-machine interface panels and sensor-front-end designs. A peripheral pin-select block remaps digital peripherals to a wide choice of I/O pins. Architecturally, the device uses an enhanced mid-range 8-bit core with a 14-bit instruction word, giving 32K × 14 Flash organization, plus a hardware multiplier, multiple interrupt sources, and zero-crossing detect, making it suitable for mixed-signal IoT endpoints. The FuSa documentation package helps designers targeting IEC 61508 SIL-aware systems. Wide operating voltage (typically 1.8 V–5.5 V) further broadens the application envelope. Typical applications include IoT sensor nodes, wearable health devices, low-power remote controls, HVAC controllers, industrial sensor conditioning, and consumer white goods. The combination of CIP offloads and XLP sleep modes lets sensor-fusion and power-management tasks run autonomously without waking the CPU. The Functional Safety collateral is particularly valuable for white-goods and appliance-control designs moving toward IEC 60335-1 / IEC 60730-1 compliance. When designing with this part, place a 0.1 µF decoupling capacitor adjacent to each VDD pin and ensure the MCLR pin is pulled high through a 10 kΩ resistor for normal operation. Configure unused I/O pins as outputs (with the input path disabled) to minimize sleep current, and verify the low-power mode entry sequence to keep nanoWatt XLP sleep achievable. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, enabling faster component selection and BOM consolidation.

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PIC16F18877-I/PT - 56KB Flash 8-bit MCU, 44-TQFP | Microchip
PIC16F18877-I/PT

PIC16F18877-I/PT - 56KB Flash 8-bit MCU, 44-TQFP | Microchip

The Microchip Technology PIC16F18877-I/PT is an 8-bit PIC16 microcontroller featuring 56 KB of Flash program memory, 32 MHz operation, and a 44-pin TQFP (10x10 mm) package. It belongs to the PIC16(L)F1885X/7X family combining eXtreme Low Power (XLP) technology, functional safety features (FuSa), and core independent peripherals (CIPs) for general purpose and low-power embedded designs. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash/ROM), data memory (RAM/EEPROM), and integrated peripherals such as ADC, timers, communication interfaces, and I/O ports. The PIC16F18877 belongs to the Microchip 8-bit PIC16 family, sits above the PIC10/PIC12/PIC14 entry-level series, and below the 16-bit dsPIC/PIC24 and 32-bit PIC32 families in the broader PIC microcontroller taxonomy. Key features include 56 KB (32K x 14) self-programmable Flash, 4 KB SRAM, 256 bytes EEPROM, a 10-bit ADC with up to 43 channels, two comparators, two DACs, four 8/16-bit timers, two CCP modules, two 16-bit PWM modules, EUSART, two SPI/I2C interfaces, and a 32 MHz internal oscillator. Functional safety features include CRC/SCAN, HLT (Hardware Limit Timer), windowed watchdog, and memory scan support. The architecture uses a 14-bit instruction word with an enhanced mid-range core, nanoWatt XLP technology for sleep currents below 50 nA typical, and idle/doze modes. The device operates from 1.8V to 5.5V (F version) and includes peripheral pin select (PPS) for flexible signal routing. Typical applications include IoT sensor nodes, wearable devices, home appliances, low-power wireless HMI, functional safety consumer products, and general-purpose embedded control. The combination of low power, large memory, rich analog, and CIPs makes it well suited for battery powered designs. Design consideration: The 44-TQFP footprint is suitable for hand soldering with appropriate pitch and a fine-tip iron, but production assembly should use reflow profiles per J-STD-020. Decoupling: place 100 nF near each VDD pin and a bulk 10 uF near the regulator output. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer datasheet. For information beyond the spec table, see Design Notes and Applications sections.

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PIC16F18877T-I/MV - 56KB Flash 8-Bit XLP MCU 40-UQFN | Microchip
PIC16F18877T-I/MV

PIC16F18877T-I/MV - 56KB Flash 8-Bit XLP MCU 40-UQFN | Microchip

The Microchip Technology PIC16F18877T-I/MV is an 8-bit PIC microcontroller from the PIC16F1885X/7X family, integrating 56KB (32K x 14) of Flash program memory with 4KB RAM and 256 bytes of EEPROM in a 40-pin UQFN (5x5 mm) package with exposed pad. It executes instructions at up to 32 MHz and belongs to the XLP (eXtreme Low Power) family, with functional-safety (FuSa) features targeted at general-purpose and low-power embedded designs. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash), data memory (RAM), non-volatile storage (EEPROM), and a mix of digital and analog peripherals around a Harvard or modified-Harvard architecture. PIC microcontrollers are widely used because they combine deterministic instruction execution with rich on-chip peripherals, allowing a single IC to replace dozens of discrete logic and analog components in cost-sensitive embedded products. Key features of the PIC16F18877T-I/MV include 36 available I/O pins, a 10-bit ADC with computation, multiple Core Independent Peripherals (CIPs) such as CRC/SCAN, hardware limit timer (HLT), complementary waveform generators (PWMs), and communication peripherals (UART, SPI, I2C). The "T" suffix indicates Tape & Reel packaging and the "I" indicates the -40C to +85C industrial temperature range, while "MV" designates the 40-pin UQFN package. The device uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word, providing deterministic interrupt latency and a rich peripheral set. Its XLP technology delivers nanoWatt sleep currents (typ. <100 nA in sleep with retention), enabling battery-powered applications to operate for years on a single coin cell. Typical applications include IoT sensor nodes, low-power wearables, home appliances, HVAC controls, automotive body electronics, industrial sensor interfacing, and consumer devices requiring ASIL-aware or IEC 61508-ready functional safety features. When designing with this MCU, plan pin allocation for the analog and digital functions carefully because the 40-UQFN package has a limited exposed pad. Configure the device for code-protect and brown-out-reset features before deploying to fielded products, and use Microchip's MPLAB X IDE with XC8 compiler for firmware development. This page synthesizes verified distributor pricing, drop-in same-package alternatives, parametric comparison, and practical design notes beyond what is found in the manufacturer datasheet alone.

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PIC16F18877T-I/PT - 8-Bit 32MHz 56KB Flash MCU | Microchip
PIC16F18877T-I/PT

PIC16F18877T-I/PT - 8-Bit 32MHz 56KB Flash MCU | Microchip

The Microchip Technology PIC16F18877T-I/PT is an 8-bit PIC16 microcontroller featuring 32 MHz CPU clock, 56 KB Flash program memory, and a wide peripheral set housed in a 44-pin TQFP (10x10 mm) package. According to distributor listing on DigiKey, the device integrates 256 B of EEPROM and a 10-bit ADC together with SPI/I2C communication, packaged in 44-TQFP for surface-mount assembly. The "/PT" package code denotes the TQFP-44 footprint, and the "T" suffix indicates Tape & Reel packaging for automated SMT lines. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), data memory (RAM), and peripherals such as timers, ADCs, and communication interfaces. The PIC16F18877 belongs to the PIC16F1885x/7X family, which extends the broader PIC16 8-bit architecture from Microchip into the eXtreme Low Power (XLP) and Functional Safety (FuSa) product lines. Within the technology tree, an 8-bit MCU sits below 16-bit MCUs (PIC24, dsPIC33), 32-bit Cortex-M0/M4 devices, and application processors in terms of computational throughput, but it remains the workhorse for cost-sensitive, deterministic, low-power embedded control. Key features that distinguish this part include 56 KB (32K x 14) of self-programmable Flash for field updates, hardware CRC/SCAN for functional-safety diagnostics, Peripheral Pin Select (PPS) for flexible signal routing, Core Independent Peripherals (CIPs) such as CWG, NCO, DSM, and CCP, plus XLP technology with nanoWatt sleep currents. According to Microchip's PIC16F18877 product page, the family supports both general-purpose and low-power applications through analog-rich integration and a rich set of communication peripherals. The PIC16F18877T-I/PT uses the enhanced mid-range 8-bit CPU core with a hardware multiplier and a 14-bit instruction word, yielding deterministic throughput. The 32 MHz oscillator drives a 4-clock-per-instruction pipeline, providing 8 MIPS sustained performance while retaining the PIC instruction set that supports both assembler and C (XC8) development. The 10-bit ADC is paired with a Computation Accumulator for hardware-averaged sensor reads. Typical applications include industrial sensor nodes, IoT edge devices, home appliance control, motor control loops, LED lighting controllers, and battery-powered instruments. Designers choose this part for applications where 8-bit determinism, low sleep current, and a rich CIP peripheral set outweigh the need for higher CPU throughput. When designing with this device, allocate sufficient PCB area for the TQFP-44 footprint and plan programming/debug connections through PICKit or MPLAB ICD headers; the device supports in-circuit serial programming (ICSP). Also confirm the desired temperature grade (the "-I" suffix specifies industrial -40C to +85C). This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet to accelerate your sourcing and design decisions.

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PIC16F19155-E/SO - 8-bit XLP MCU, 14KB Flash, 28-SOIC | Microchip
PIC16F19155-E/SO

PIC16F19155-E/SO - 8-bit XLP MCU, 14KB Flash, 28-SOIC | Microchip

The Microchip PIC16F19155-E/SO is an 8-bit PIC® XLP™ microcontroller with 14KB Flash, 1KB RAM, and 256B EEPROM, integrated LCD drive, 12-bit ADC2, DAC, and Core Independent Peripherals, housed in a 28-pin SOIC package. It runs at up to 32 MHz from a 2.3V to 5.5V supply with 24 available I/O pins. An 8-bit microcontroller (MCU) is a self-contained processor that integrates a CPU, non-volatile program memory (Flash), volatile data memory (RAM), and peripherals on a single die. Within the broader taxonomy, the PIC16F19155 belongs to the PIC16 family -> 8-bit PIC microcontroller family -> Microchip 8-bit MCU portfolio -> embedded computing. eXtreme Low-Power (XLP) technology is Microchip's branded suite of low-power design techniques that target battery-powered applications where quiescent current, sleep current, and wake-up time are critical. Key features include integrated segmented-LCD drive (up to 64 segments), a charge pump for contrast, 12-bit ADC2 with computation, a 5-bit/10-bit DAC, low-power comparator, ZCD, CWG, CCP, PWM, and Peripheral Pin Select (PPS) for flexible signal routing. The device targets the 2.3V to 5.5V operating range and supports temperatures up to +125°C in the -E industrial grade, making it suitable for harsh environments and battery applications where extended temperature and low sleep current are required. The PIC16F19155 architecture combines a RISC-based PIC16 core with Core Independent Peripherals (CIPs) that operate without CPU intervention, freeing the core for power management and decision logic. Intelligent Analog integration places the ADC, DAC, comparators, and voltage reference on-chip, enabling sensor interfaces and signal conditioning in a single device. Typical applications include battery-powered LCD-display devices (thermostats, blood-pressure monitors, portable instrumentation), IoT sensor nodes, low-power metering, and human-machine interfaces with segment LCDs. The integrated charge pump allows direct drive of LCD glass at low VDD. When designing with this part, leverage PPS to remap digital peripherals post-PCB-layout and use the ADC2 with computation for hardware-averaged acquisitions to keep the CPU in sleep. For battery applications, verify the sleep current in the exact temperature and peripheral-state combination that matches your duty cycle. This page synthesizes verified distributor pricing, drop-in alternatives, and practical design notes drawn from the Microchip PIC16F19155 datasheet family, not from a single distributor listing.

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PIC16F19155-E/SP - 8-bit 32MHz MCU, 14KB Flash, LCD | Microchip
PIC16F19155-E/SP

PIC16F19155-E/SP - 8-bit 32MHz MCU, 14KB Flash, LCD | Microchip

The Microchip Technology PIC16F19155-E/SP is an 8-bit RISC PIC16 microcontroller built on CMOS technology and offered in a 28-pin SPDIP through-hole package, operating at up to 32 MHz with eXtreme Low-Power (XLP) modes. It integrates 14 KB of Flash program memory (8K x 14 words), 1 KB of SRAM data memory, and 256 bytes of EEPROM, plus a dedicated LCD driver, a 12-bit ADC2 with computation, a 5-bit DAC, a low-power comparator, PWM, CCP, CWG, SMT, ZCD, PPS, and RTCC. What is a PIC16 microcontroller? PIC16 is Microchip's mid-range 8-bit MCU family within the broader PIC (Peripheral Interface Controller) product line, which itself sits inside the microcontroller category of embedded processors. An 8-bit MCU executes instructions on 8-bit data paths and is widely used for cost-sensitive, low-power embedded control, while the PIC16 adds enhanced peripherals and Core Independent Peripherals (CIPs) that offload tasks from the CPU. The PIC16F19155 specifically targets battery-powered, LCD-display applications because it bundles an LCD charge pump, high-current I/O, and intelligent analog on a single die. Key features include 14 KB Flash, 1 KB SRAM, 256 B EEPROM, an integrated LCD driver, a 12-bit ADC2 with computation engine, a 5-bit DAC, a low-power comparator, and four 16-bit timers. The device supports an extended operating voltage range down to 1.8V (PIC16LF19155 variant) or up to 5.5V (PIC16F19155), enabling direct battery operation. Multiple low-power modes including Doze, Idle, and Sleep with typical Sleep currents in the sub-microampere range extend battery life in always-on applications. Technically, the device uses an enhanced mid-range PIC16 core with a 14-bit instruction word, 8-level hardware stack, and internal oscillator with PLL support up to 32 MHz. The Peripheral Pin Select (PPS) feature allows flexible remapping of digital peripherals to I/O pins, simplifying PCB layout. The CWG (Complementary Waveform Generator), SMT (Signal Measurement Timer), and ADC2 with averaging and threshold comparison reduce firmware complexity and code size for motor control, lighting, and sensor applications. Typical applications include battery-powered LCD panels, IoT sensor nodes, smart thermostats, wearable health monitors, low-power instrumentation displays, and small home appliances requiring on-glass segment LCD readouts. The integrated charge pump drives LCD glass directly without external negative bias components. When designing with this device, place the decoupling capacitors (100 nF + 1 uF) as close as possible to VDD/VSS pins and use the ICSP pins (RB6/RA0/RB7/RA1 typically) for in-circuit programming and debugging. Plan pin-out early to take advantage of PPS flexibility, since moving peripherals later requires re-routing firmware pin maps.

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PIC16F19155-E/SS - 8-Bit XLP MCU 14KB Flash LCD 28-SSOP | Microchip
PIC16F19155-E/SS

PIC16F19155-E/SS - 8-Bit XLP MCU 14KB Flash LCD 28-SSOP | Microchip

The Microchip Technology PIC16F19155-E/SS is an 8-bit RISC PIC16 microcontroller from the PIC16F19155/56/75/76 family, featuring 14KB (8K x 14 words) of FLASH program memory, 1KB of RAM, and 256B of EEPROM. It operates up to 32MHz from a 2.3V-5.5V supply, packaged in a 28-pin SSOP (5.30mm body) and qualified for -40C to +125C extended-temperature operation. This variant (E/SS) is the industrial-grade SSOP option of the family. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path that integrates a CPU, non-volatile program memory, working RAM, EEPROM, and a rich set of peripherals. The PIC16F19155 belongs to Microchip's PIC16 XLP family - XLP stands for eXtreme Low Power - combining the PIC mid-range core with Core Independent Peripherals (CIPs) and Intelligent Analog, targeting battery-powered and always-on applications where the MCU often spends most of its time in sleep. Architecturally it sits within the 8-bit MCU -> microcontroller -> embedded controller -> semiconductor taxonomy, bridging low-power logic and analog signal conditioning. Key features include an integrated LCD driver with charge pump (suited to segmented glass displays without external bias generation), a 12-bit ADC with up to 24 channels, a 5-bit DAC, two comparators with DAC reference, two CCP modules, two 10-bit PWMs, four Configurable Logic Cells (CLCs), Zero-Cross Detection (ZCD), a Real-Time Clock/Calendar (RTCC), and Peripheral Pin Select (PPS) for flexible signal routing. Core Independent Peripherals let timers, CLCs, and PWMs operate without CPU wake-up, enabling sub-uA average current draw. Typical applications are low-power battery sensors with LCD readouts (thermostats, water/gas meters, electronic shelf labels), industrial control panels, consumer appliances with segmented displays, and remote IoT nodes where XLP sleep currents and on-chip LCD drive eliminate external components. When designing, prioritize PPS routing early because moving analog functions between pins avoids PCB rework. Use the charge-pump mode to drive the LCD at low VIN and verify segment contrast across the full -40C to +85C industrial range. This page synthesizes distributor pricing, drop-in alternatives, and application notes not found in the standalone datasheet.

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PIC16F19155-I/MV - 8-bit XLP LCD MCU, 14KB Flash, 32MHz | Microchip
PIC16F19155-I/MV

PIC16F19155-I/MV - 8-bit XLP LCD MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16F19155-I/MV is an 8-bit RISC microcontroller based on the enhanced mid-range PIC16 CPU core, delivering up to 32MHz of compute performance with 14KB of self-programmable Flash program memory, 1KB of SRAM, and 256 bytes of EEPROM. It is housed in a 28-pin UQFN (4x4 mm) package with an exposed pad for thermal dissipation, supplied in industrial -40C to +85C operating range as indicated by the -I suffix. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), non-volatile data storage (EEPROM), and a rich set of digital and analog peripherals onto one silicon die. PIC microcontrollers belong to the 8-bit MCU family, a category that also includes AVR, 8051, and STM8 cores. They sit beneath the broader hierarchy of microcontrollers -> embedded processors -> semiconductors -> integrated circuits. The PIC16F19155 specifically targets ultra-low-power (XLP) battery applications with integrated LCD drive support, a hallmark of Microchip's eXtreme Low Power family. Key features include Core Independent Peripherals (CIPs) such as Complementary Waveform Generator (CWG), Signal Measurement Timer (SMT), Zero-Cross Detect (ZCD), and Configurable Logic Cells (CLC), which offload tasks from the CPU to dedicated hardware. Intelligent Analog peripherals provide a 12-bit ADC2 with Computation, a 5-bit/8-bit DAC, low-power comparators, and a charge pump for direct LCD glass biasing without external voltage rails. PPS (Peripheral Pin Select) allows flexible function-to-pin routing, simplifying PCB layout changes. The device operates from 1.8V to 5.5V and offers deep sleep current below the 1 uA range, making it ideally suited for battery-powered metering, IoT sensor nodes, and wearable medical devices. Its integrated charge pump supports up to 8 common, 64-segment LCD glass with contrast control entirely from a single lithium cell, eliminating the need for external bias-generation ICs. Typical applications include battery-powered blood glucose meters, electronic shelf labels (ESL), smart thermostats, handheld utility AMR modules, and IoT sensor endpoints with local LCD readout. The combination of LCD drive, low-power sleep, and intelligent analog makes this MCU a strong fit where display and battery life matter more than raw MHz. Designers should pair the device with a 32.768 kHz external crystal on SOSCO/SOSCI for Real-Time Clock and Calendar (RTCC) accuracy of ±20 ppm or better, and provide adequate decoupling (100 nF + 1 uF) within 3 mm of each power pin to keep ADC2 noise below 1 LSB at full sampling rate. This page synthesizes distributor pricing, cross-brand drop-in analysis, and practical XLP design notes not bundled in the manufacturer datasheet, giving procurement and engineering a single source to evaluate the PIC16F19155-I/MV.

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PIC16F19155-I/SO - 14KB Flash XLP LCD 8-bit MCU | Microchip
PIC16F19155-I/SO

PIC16F19155-I/SO - 14KB Flash XLP LCD 8-bit MCU | Microchip

The Microchip Technology PIC16F19155-I/SO is a 14KB Flash, 8-bit PIC16 microcontroller running at up to 32MHz core speed in a 28-pin SOIC package, designed around the eXtreme Low-Power (XLP) architecture with integrated LCD drive support. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and peripherals such as timers, ADCs, and communication interfaces. PIC microcontrollers from Microchip Technology use a RISC-based Harvard architecture optimized for deterministic real-time control, fitting within the broader taxonomy of microcontrollers -> microprocessors -> integrated circuits -> semiconductors. Key features of the PIC16F19155-I/SO include 14KB (8K x 14 words) of self-programmable Flash, 1KB RAM, 256 bytes EEPROM, 12-bit ADC2 with computation, 5-bit DAC, low-power comparator, multiple PWM/CCP/CWG peripherals, SMT (Signal Measurement Timer), ZCD (Zero-Cross Detect), PPS (Peripheral Pin Select), RTCC (Real-Time Clock Calendar), and integrated LCD drive with charge pump support. The device operates from 2.3V to 5.5V and offers sleep currents measured in the nanoampere range, qualifying it as part of the XLP family. Architecturally, the PIC16F19155 uses an 8-bit enhanced mid-range core with a 14-bit instruction word, providing a balanced instruction throughput and code density. The integrated charge pump enables LCD glass driving even when the supply voltage drops below the typical 3V LCD threshold, making it well suited for battery-powered metering and wearables. Typical applications include battery-powered LCD-based utility meters, thermostat displays, portable medical monitors, IoT sensor readout panels, white-goods user interfaces, and any low-power embedded product requiring a glass-LCD segment display driven directly by the MCU without an external charge-pump IC. When designing with the PIC16F19155-I/SO, designers should note the LCD charge pump requires external capacitors and that unused segments should be tied off per the datasheet LCD guidance. PPS allows most digital peripherals to be remapped to alternative pins, simplifying PCB routing in dense layouts. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes for engineers evaluating the PIC16F19155-I/SO against competing 8-bit MCUs in the XLP and LCD-driver market segment.

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PIC16F19155-I/SP - 8-Bit 32MHz XLP MCU 14KB Flash 28-SPDIP | Microchip
PIC16F19155-I/SP

PIC16F19155-I/SP - 8-Bit 32MHz XLP MCU 14KB Flash 28-SPDIP | Microchip

The Microchip Technology PIC16F19155-I/SP is an 8-bit PIC microcontroller from the PIC16F191xx family, featuring a 32 MHz internal oscillator, 14 KB (8K x 14) of Flash program memory and 1 KB of SRAM, all housed in a 28-pin SPDIP (Skinny Plastic DIP) through-hole package. It is designed for ultra-low-power (XLP) battery applications and integrates an LCD driver with on-chip charge pump, Core Independent Peripherals (CIPs), and Intelligent Analog peripherals, making it especially suited for battery-powered LCD user interfaces. An 8-bit microcontroller (MCU) is a single-chip computer that uses an 8-bit data path and is widely deployed in embedded systems for sensing, control, and human-machine interface tasks. Within the semiconductor hierarchy, MCUs sit under microcontrollers, which are a subclass of embedded processors, which in turn fall under digital ICs and ultimately integrated circuits. The PIC16F19155-I/SP belongs to the XLP (eXtreme Low Power) family, a sub-category of low-power microcontrollers optimized for sleep currents measured in nanoamps and active currents measured in microamps, supporting coin-cell and multi-year battery deployments. Key features include an integrated 12-bit ADC with computation (ADC2), 5-bit DAC, two 10-bit PWMs, multiple capture/compare/PWM (CCP) modules, and high-current I/O pins capable of directly driving LEDs and LCD segments. The device supports 1.8 V to 5.5 V operation across the full industrial temperature range of -40 °C to +85 °C, and offers the eXtreme Low-Power Sleep mode with currents down to 50 nA typical, plus a power-saving Peripheral Module Disable (PMD) scheme. Architecturally, the PIC16F19155 uses an enhanced mid-range 8-bit core with a hardware stack and single-cycle instruction execution at 32 MHz (8 MHz instruction rate with 4:1 PLL or direct). The device also includes a Memory Access Partition (MAP) for bootloader protection, Cyclic Redundancy Check (CRC) with memory scan, and Device Information Area (DIA) for serialization. The integrated LCD charge pump supports up to 64 segments at 5 V without external components, simplifying BOM and PCB area. Typical applications include battery-powered medical devices (glucose meters, thermometers), industrial LCD control panels, IoT sensor nodes with on-glass LCDs, home automation keypads, and consumer appliances. The integrated charge pump and segment drivers allow direct connection to a glass LCD without external bias generation, which is unique in this flash-memory class. When designing with this device, ensure that decoupling capacitors (typically 100 nF and 10 µF) are placed close to VDD/VSS pins, and that the LCD bias network (if used with external resistive divider) follows Microchip AN658 for charge-pump stability. The PMD registers should be used to gate unused peripherals during sleep for minimum quiescent current. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers and buyers a single reference for design-in and procurement.

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PIC16F19155-I/SS - 14KB Flash 32MHz XLP MCU | Microchip
PIC16F19155-I/SS

PIC16F19155-I/SS - 14KB Flash 32MHz XLP MCU | Microchip

The Microchip Technology PIC16F19155-I/SS is an 8-bit PIC16 RISC microcontroller with 14KB (8K x 14) of Flash program memory, 1KB of SRAM, and 256 bytes of EEPROM, housed in a 28-pin SSOP package. It operates up to 32MHz with Core Independent Peripherals, integrated LCD drive, 12-bit ADC2 with up to 20 channels, a 5-bit DAC, low-power comparator, and XLP (eXtreme Low Power) technology for battery-powered designs. An 8-bit microcontroller (MCU) is a single-chip processor that integrates a CPU, program memory (Flash), data memory (SRAM), non-volatile storage (EEPROM), and a rich set of peripherals (ADC, timers, communication interfaces) on a single silicon die. The 8-bit PIC16 family belongs to the larger PIC microcontroller hierarchy from Microchip, sitting below the PIC18 (8-bit, higher performance), PIC24/dsPIC (16-bit), and PIC32 (32-bit) families. Within embedded systems, 8-bit MCUs are typically used in cost-sensitive, low-power applications where computational throughput requirements are modest — sensor nodes, consumer appliances, simple motor control, and human-machine interfaces. Key differentiating features include the integrated charge pump for LCD bias generation (eliminating external discrete bias components), 4 x 16-bit timers, PWM/CCP/CWG waveform generators, SMT (Signal Measurement Timer), ZCD (Zero-Cross Detect), RTCC (Real-Time Clock Calendar), and PPS (Peripheral Pin Select) for flexible pin remapping. The XLP variant delivers typical sleep currents below 1 µA, making the part especially suited to battery-powered LCD applications such as thermostats, utility meters, and portable instrumentation. Architecturally, the PIC16F19155 uses a Harvard RISC core with a 14-bit instruction word and a single-cycle instruction pipeline at 32MHz (8MIPS). The device supports 1.8V–5.5V operation across an industrial temperature range of -40°C to +85°C, and includes Core Independent Peripherals (CIPs) that operate without CPU intervention for tasks like waveform generation, signal measurement, and ADC triggering — reducing firmware complexity and power consumption. Typical applications include battery-powered LCD display modules, IoT sensor nodes, smart thermostats, utility metering, consumer appliance interfaces, and low-power industrial sensor transmitters. The integrated LCD driver (up to 96 segments) and charge pump allow direct connection to segmented LCD glass without an external bias generator. When designing with this part, allocate PCB area for the ICSPDAT/ICSPCLK programming/debug pins and ensure the VDD/VSS decoupling network uses 100nF ceramic capacitors placed within 5mm of the supply pins. For noise-sensitive analog measurements, configure the FVR (Fixed Voltage Reference) for stable ADC readings across temperature. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone — including thermal/power budgets and cross-brand cross-reference guidance.

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PIC16F19155T-I/MV - 8-bit MCU, 14KB Flash, 32MHz, LCD | Microchip
PIC16F19155T-I/MV

PIC16F19155T-I/MV - 8-bit MCU, 14KB Flash, 32MHz, LCD | Microchip

The Microchip Technology PIC16F19155T-I/MV is a 32MHz 8-bit PIC microcontroller with 14KB Flash, 1024 bytes RAM, and 256 bytes EEPROM, housed in a 28-pin UQFN (4x4 mm) package with eXtreme Low-Power (XLP) technology and integrated LCD drive. A microcontroller (MCU) is a single-chip computer containing a CPU core, non-volatile program memory (typically Flash), volatile data memory (RAM), and a rich set of on-chip peripherals such as timers, ADCs, communication interfaces and I/O pins. The PIC16F19155 belongs to Microchip's enhanced mid-range PIC16F191xx family, which targets ultra-low-power applications that require segmented LCD support, core-independent peripherals (CIPs), and intelligent analog on-chip. As a member of the broader PIC microcontroller family, it sits below PIC24/dsPIC parts and above baseline PIC10/12/16 devices in capability. Key features include 14KB (8K x 14) self-programmable Flash program memory, 1024 bytes SRAM, 256 bytes data EEPROM, a 12-bit ADC2 with up to 20 channels, a 5-bit DAC, two comparators (one low-power, one high-speed), two CCP modules, two 10-bit PWM channels, and one Complementary Waveform Generator (CWG). Up to 24 I/O pins are available, and the integrated LCD driver supports up to 96 segments using an on-chip charge pump so the MCU can bias the LCD directly from a low-voltage battery without external boost components. The XLP idle current and active clock tuning of HFINTOSC over voltage/temperature enable long battery life in metering and wearable applications. The device is built on CMOS technology and executes most instructions in one instruction cycle through the enhanced mid-range 16-bit instruction set. Core-independent peripherals such as the CWG, SMT (Signal Measurement Timer), ZCD (Zero-Cross Detect), and configurable PPS (Peripheral Pin Select) allow the MCU to handle complex timing, motor, and zero-cross switching tasks without CPU intervention, freeing the core for application logic. Typical applications include battery-powered LCD thermostats and utility meters, IoT sensor nodes with LCD readouts, home appliance user interfaces, portable medical monitors, and industrial control panels with segment displays. The wide operating voltage range (1.8V to 5.5V) and integrated charge pump also make the part attractive for 3V coin-cell designs where a display must remain visible down to deep battery voltages. When designing with this device, ensure the charge-pump capacitor and bias resistors match the selected LCD glass (Microchip AN658 - LCD Fundamentals). Use PPS for flexible pin assignment and place a 0.1uF decoupling capacitor on VDD within 2mm of the pin to keep ADC2 noise low. This page synthesizes distributor pricing, pin-compatible alternatives within the same 28-pin UQFN family, and practical design notes not aggregated on any single distributor listing, providing an at-a-glance engineering comparison.

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PIC16F19155T-I/SO - 14KB Flash, 32MHz XLP LCD MCU | Microchip
PIC16F19155T-I/SO

PIC16F19155T-I/SO - 14KB Flash, 32MHz XLP LCD MCU | Microchip

The Microchip Technology PIC16F19155T-I/SO is an 8-bit PIC microcontroller in the PIC16F191xx family featuring 14KB Flash, 1KB RAM, and 256B EEPROM, packaged in a 28-pin SOIC (7.50mm body width). It runs at up to 32MHz from a 2.0V to 5.5V supply with eXtreme Low-Power (XLP) technology tailored for battery-powered LCD applications. What is an 8-bit microcontroller? An 8-bit microcontroller is a single-chip computer with an 8-bit data path, integrating a CPU, volatile and non-volatile memory, and configurable peripherals around a common bus. It sits in the broader taxonomy of microcontroller -> embedded MCU -> semiconductor device, and the PIC16 family is one of the industry-standard 8-bit architectures optimized for low-power deterministic control. Key features of the PIC16F19155 include 14KB (8K x 14) Flash program memory, 12-bit ADC2 with computation, 5-bit DAC, low-power comparator, PWM, CCP, CWG, SMT timer, ZCD, PPS, RTCC, and a charge pump for LCD bias generation. The device supports nanoWatt XLP sleep currents below 50 nA in Retention mode and includes Core Independent Peripherals (CIPs) that operate autonomously of the CPU. Architecturally, the part uses a Harvard RISC-based PIC16 core with a 14-bit instruction word, 49 instructions, and hardware multiply. Intelligent analog with 12-bit ADC2, DAC, and LP COMP, plus a charge pump that maintains LCD contrast as VDD falls, makes it ideal for metering and other LCD-driven instruments. The peripheral pin select (PPS) block allows flexible function remapping. Typical applications include battery-powered LCD meters, IoT sensor nodes, white goods user interfaces, medical glucose meters, and remote control keypads. Designers choose it whenever an integrated charge pump for LCD bias and ultra-low sleep current are needed in a 28-SOIC footprint. Design consideration: keep the charge-pump capacitors (typically 1uF ceramic) as close as physically possible to the respective LCD bias pins. Use PPS to reassign peripherals to lower pin numbers to free higher pin numbers for dedicated analog I/O. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that are not collated in the manufacturer datasheet alone.

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PIC16F19155T-I/SS - 14KB Flash 8-bit LCD XLP MCU | Microchip
PIC16F19155T-I/SS

PIC16F19155T-I/SS - 14KB Flash 8-bit LCD XLP MCU | Microchip

The Microchip Technology PIC16F19155T-I/SS is an 8-bit PIC microcontroller built on the eXtreme Low Power (XLP) architecture, featuring 14 KB of Flash program memory, 1 KB of SRAM, and 256 bytes of EEPROM in a 28-pin SSOP package. The device operates at up to 32 MHz from a 2.3V to 5.5V supply and integrates an LCD driver with charge pump, a 12-bit ADC2, 5-bit DAC, low-power comparators, PWM, CCP, CWG, SMT timer, ZCD, PPS, and RTCC. The trailing "/SS" designates the 28-pin SSOP package, while the "/T" indicates Tape & Reel packaging and "-I" indicates the industrial -40C to +85C temperature grade. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable peripherals. The PIC16F19155 belongs to the PIC16F mid-range 8-bit family, sitting in the hierarchy: PIC16F19155 -> PIC16F191xx family -> PIC16F series -> 8-bit PIC MCUs -> Microchip MCU portfolio -> semiconductor. The XLP designation means the part is engineered for ultra-low-power battery applications using nanoWatt3C technology, with typical sleep currents measured in nanoamps. Key features include an integrated LCD charge pump supporting displays up to 288 segments, a 12-bit ADC2 with computation, multiple Core Independent Peripherals (CIPs) such as CWG, NCO, and SMT that offload tasks from the CPU, Peripheral Pin Select (PPS) for flexible I/O mapping, and an RTCC module with timestamps. The 32 MHz internal oscillator eliminates the need for an external crystal in cost-sensitive designs. The architecture combines a 14-bit instruction word PIC CPU with Harvard bus separation, allowing simultaneous instruction fetch and data access. The on-board charge pump maintains LCD contrast even as battery voltage drops, and the XLP sleep modes with retention keep total current draw below 50 nA in deep sleep. Typical applications include battery-powered LCD thermostats, portable medical monitors with segment displays, IoT sensor nodes with local LCD readouts, white-goods user interfaces, and metering equipment. The integrated LCD driver with charge pump removes the need for an external boost converter in single-cell battery designs. When designing with this part, verify the SSOP-28 footprint matches the LCD segment pin assignments you require. The PPS feature lets you remap most peripherals to alternative I/O pins, simplifying PCB layout when display or sensor routing conflicts arise. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F19156-E/SO - 8-bit 32MHz XLP MCU 28KB Flash | Microchip
PIC16F19156-E/SO

PIC16F19156-E/SO - 8-bit 32MHz XLP MCU 28KB Flash | Microchip

The Microchip Technology PIC16F19156-E/SO is an 8-bit PIC® XLP™ microcontroller featuring 28KB of Flash program memory, 2KB of RAM, and 256 bytes of EEPROM, operating at up to 32MHz from a 1.8V to 5.5V supply in a 28-pin SOIC package. It integrates eXtreme Low-Power (XLP) technology, Core Independent Peripherals (CIPs), and an on-chip LCD driver with integrated charge pump, making it ideally suited for battery-powered display applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), peripherals, and I/O into one package. The PIC16F19156 belongs to the 8-bit MCU category, which trades raw compute throughput for ultra-low power consumption, deterministic interrupt response, and low cost. The hierarchy is: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. 8-bit MCUs remain dominant in cost- and power-sensitive segments such as consumer appliances, IoT sensors, and battery-powered instrumentation. Key features include 28KB (16K x 14) self-programmable Flash, hardware LCD driver with charge pump capable of driving high-segment-count displays without external boost components, up to 256KB of addressable EEPROM emulation, and a rich set of Core Independent Peripherals including Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and multiple PWM/CCP modules. The XLP Sleep mode current is engineered for multi-year coin-cell operation. The PIC16F19156 is built on an enhanced mid-range PIC16 core with a 14-bit instruction word, Harvard architecture, and 32MHz internal oscillator. It includes intelligent analog features such as a 12-bit ADC with computation, two comparators, a DAC, and a Zero-Cross Detect module. Hardware CRC and memory scan simplify IEC 60730 Class B safety compliance for appliance designs. Typical applications include battery-powered LCD gauges, IoT sensor nodes, medical monitoring devices with display readouts, home-automation keypads with LCD, industrial HMI panels, and metering equipment. The integrated LCD charge pump eliminates external DC-DC boost converters, shrinking BOM cost and PCB area. When designing with this MCU, place a 0.1uF decoupling capacitor as close as possible to VDD and reserve a 1uF bulk capacitor near the LCD charge-pump output pins if driving high-segment loads. Route the 32kHz low-power crystal traces short and guarded to minimize leakage in sleep-current-critical applications. This page synthesizes distributor pricing, same-package drop-in alternatives from the PIC16F1915x family, and practical design notes not consolidated in the manufacturer datasheet, helping engineers evaluate replacements, design thermal/battery budgets, and select pin-compatible variants.

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PIC16F19156-E/SP - 8-bit 32MHz XLP MCU 28KB Flash 28-SPDIP | Microchip
PIC16F19156-E/SP

PIC16F19156-E/SP - 8-bit 32MHz XLP MCU 28KB Flash 28-SPDIP | Microchip

The Microchip Technology PIC16F19156-E/SP is an 8-bit PIC16 microcontroller built around the eXtreme Low-Power (XLP) architecture, integrating an integrated LCD driver, Core Independent Peripherals (CIPs) and Intelligent Analog in a 28-pin SPDIP through-hole package. The CPU runs up to 32 MHz with 28 KB of Flash program memory, 2 KB of SRAM and 256 bytes of EEPROM, and the device is offered in an extended (-40C to +125C) operating temperature grade. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and a configurable set of peripherals (ADCs, timers, communication blocks, I/O). The PIC16F19156 family sits in the 8-bit PIC16 hierarchy under the broader PIC microcontroller taxonomy within Microchip's product tree. XLP variants are engineered for ultra-low-power battery applications, often using nanoWatt XLP technology to extend idle-current endurance. Key features include integrated segmented LCD drive (up to 116 segments), a 12-bit ADC2 with computation, a 5-bit DAC, low-power comparator, Zero-Cross Detect (ZCD), Complementary Waveform Generator (CWG), SMT (Signal Measurement Timer), RTCC, Hardware Limit Timer (HLT), Windowed WWDT, PWM, CCP, Peripheral Pin Select (PPS) and Power-Managed modes. The high-current I/O pins can directly drive LCD backplanes or external power components. Typical applications cover battery-powered LCD consumer devices, industrial automation HMIs, low-cost instrumentation, and consumer appliances. An integrated charge pump and XLP sleep currents in the nano-ampere class make the part especially suited to mains-free product categories where long battery life and a built-in display matter more than raw CPU throughput. When designing with this device, ensure the configured system clock stays within the 2.5V-5.5V VDD range for full 32 MHz operation; below 2.5V the maximum fOSC derates. Decouple VDD with a 100 nF ceramic close to each power pin and place the ICD 3/4 or PICkit programmer footprint so firmware can be updated without board rework. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes that go beyond what the manufacturer datasheet alone provides for the PIC16F19156-E/SP.

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PIC16F19156-I/SO - 8-bit MCU 28KB Flash LCD XLP 28-SOIC | Microchip
PIC16F19156-I/SO

PIC16F19156-I/SO - 8-bit MCU 28KB Flash LCD XLP 28-SOIC | Microchip

The Microchip Technology PIC16F19156-I/SO is an 8-bit PIC microcontroller from the PIC16F19155/56/75/76/85/86 family, featuring 28KB of Flash program memory, 2KB of RAM, and 256 bytes of EEPROM, housed in a 28-pin SOIC package with the industrial -40C to +85C temperature range. The core runs at up to 32 MHz and integrates an integrated LCD driver, charge pump, 12-bit ADC2 with computation, a 5-bit DAC, low-power comparators (LP COMP), PWM, CCP, CWG, SMT, ZCD, PPS, and a Real-Time Calendar and Counter (RTCC) peripheral block. An 8-bit microcontroller (MCU) is a microprocessor that processes data 8 bits at a time and integrates CPU, Flash, RAM, EEPROM, and peripherals on a single die. PIC16F MCUs sit in the broader hierarchy of microcontrollers -> microcontrollers + peripherals -> ultra-low-power MCUs -> battery-powered embedded platforms. The PIC16F19156 belongs to the eXtreme Low-Power (XLP) family, a sub-family characterized by deep-sleep currents in the sub-uA range and integrated LCD drive for small-form-factor battery-powered products. Key features that differentiate this part include: integrated charge pump for display contrast generation without external DC-DC hardware; 12-bit ADC2 with automated accumulators and burst-averaging for sensor signal chains; and Core Independent Peripherals (CIPs) such as CWG, SMT, ZCD, and PWM that run autonomously from the core, reducing wake cycles and prolonging battery life. The architecture is a RISC-based PIC16 enhanced mid-range core with a hardware call stack and a peripheral-rich interrupt structure. The instruction set is fixed-width 14-bit, allowing deterministic execution useful for real-time loops. The 28-pin SOIC provides 24 usable I/O plus dedicated analog and oscillator pins, while the 256-byte EEPROM supports per-unit calibration and runtime configuration storage without external NVM. Typical applications include battery-powered LCD thermostats, IoT sensor nodes with on-glass displays, smart metering HMIs, medical handheld glucose or pulse monitors, and industrial panel indicators. The integrated LCD drive eliminates an external LCD controller, reducing BOM count on small-format displays. When selecting this part, evaluate whether the 28-pin SOIC footprint fits your enclosure, since smaller-package variants exist (SSOP, QFN). Also confirm that the -I (industrial) temperature grade of -40C to +85C is sufficient; a -E (extended) grade spanning -40C to +125C is available for harsher environments. Programming is via ICSP over two pins, which frees the rest of the pin budget for application IO. This page synthesizes distributor pricing from DigiKey and Mouser, a same-brand drop-in alternative list, and practical design notes drawn from the Microchip PIC16F19156 family data covering tools, power, and PCB layout.

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PIC16F19156-I/SS - 28KB Flash XLP LCD MCU 32MHz | Microchip
PIC16F19156-I/SS

PIC16F19156-I/SS - 28KB Flash XLP LCD MCU 32MHz | Microchip

The Microchip Technology PIC16F19156-I/SS is an 8-bit RISC PIC16-family microcontroller operating up to 32 MHz, integrating 28 KB of self-programmable Flash program memory, 2 KB SRAM and 256 bytes of EEPROM. Housed in a 28-pin SSOP (0.209" / 5.30 mm width) package, it is qualified to the industrial temperature range (-40C to +85C). An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, optimised for deterministic real-time control with low power and low cost. The PIC16F19156 sits in the hierarchy 8-bit MCU -> microcontroller -> embedded processor -> semiconductor, and is targeted by Microchip's MPLAB X IDE + XC8 toolchain. The 'XLP' (eXtreme Low Power) family extends battery life with sub-uA sleep currents and a charge-pump-augmented LCD driver. Key differentiating features include: integrated LCD driver with charge pump, 12-bit ADC2 with computation, 5-/8-bit DAC, two rail-to-rail comparators with programmable hysteresis, four Configurable Logic Cells (CLC), four 16-bit PWM, three Capture/Compare/PWM (CCP), Complementary Waveform Generator (CWG), Signal Measurement Timer (SMT), Zero-Cross Detect (ZCD), Peripheral Pin Select (PPS) and a Real-Time Clock/Calendar (RTCC). Up to 43 high-current sink/source I/O support LED drive directly. The PIC16F19156 uses a 14-bit instruction word Harvard architecture with a hardware stack and 32 interrupt sources. Core-independent peripherals (CLC, CWG, PWM, SMT, ZCD) operate without CPU wake-up, dramatically reducing average power in event-driven designs and freeing the CPU for application logic. Typical applications include battery-powered LCD keypads, IoT sensor nodes with display, low-cost utility meters, smart thermostats, white-goods user-interface boards, and handheld medical/wellness devices. The on-chip charge pump drives contrast even at low battery, and the 12-bit ADC2 with computation offloads averaging, filtering, and threshold checks in sensor-conditioning firmware. When designing with this device, keep VDD between 2.3 V and 5.5 V (F-version) and pay attention to PPS remap conflicts: each peripheral function can be routed to only one pin at a time, so a wrong configuration silently breaks the schematic intent. Verify PPS lock bits before final code lock. This page synthesises current distributor pricing, parametric comparison, and pin-compatible PIC16 same-package drop-in alternatives, providing context not found in the bare datasheet.

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