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PIC16LF1936-E/ML - 8-Bit XLP MCU, 14KB Flash, 32MHz | Microchip
PIC16LF1936-E/ML

PIC16LF1936-E/ML - 8-Bit XLP MCU, 14KB Flash, 32MHz | Microchip

The Microchip Technology PIC16LF1936-E/ML is an 8-bit CMOS flash-based microcontroller from the PIC® XLP™ 16F family, featuring 14KB (8K x 14) of program Flash memory and a maximum CPU clock speed of 32MHz in a 28-pin QFN (6x6) package. It integrates 512 bytes of RAM, 256 bytes of EEPROM, and an on-chip LCD driver supporting up to 36 segment pins, enabling direct glueless connection to glass or chip-on-glass LCD panels. The 'LF' voltage class operates from 1.8V to 3.6V (typical 2.5V/3.3V rails), making it a member of Microchip's nanoWatt XLP extreme-low-power portfolio with multiple power-managed Sleep modes. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash for program, SRAM for data, EEPROM for non-volatile storage), and programmable I/O peripherals. The PIC16LF1936 belongs to the PIC16 enhanced mid-range family, executing most instructions in a single 200ns cycle thanks to its 8-bit RISC-style Harvard architecture. Within the broader semiconductor taxonomy, an MCU is a sub-class of microcomputer, sitting alongside microprocessors (MPUs) and DSPs; the PIC16LF1936 occupies the low-power 8-bit tier, optimized for battery- and energy-harvesting applications rather than high-throughput signal processing. Key features include up to 36 digital I/O pins, multiple timer/counter modules, Enhanced USART, MSSP (SPI/I²C), 10-bit ADC with up to 14 channels, comparators, and a charge time measurement unit (CTMU) for capacitive touch or basic time-of-flight sensing. The LCD driver supports static, 1/2, 1/3, and 1/4 multiplexed panels up to 36 segments x 4 commons, with a dedicated internal bias generator. An integrated 32kHz internal oscillator and Fail-Safe Clock Monitor reduce BOM cost by eliminating an external crystal in many designs. Architecturally, the device uses a modified Harvard bus with separate instruction and data paths, executing instructions out of Flash in a single cycle pipeline. The nanoWatt XLP technology implements multiple Sleep modes with currents as low as a few hundred nanoamperes with RTCC and watchdog running, and sub-µA deep Sleep with full RAM retention. Code is configured by user-programmable ID locations, and the part supports In-Circuit Serial Programming (ICSP) plus optional ICD debugging through the standard 2-wire Microchip MPLAB ICD interface. Typical applications include battery-powered consumer products, low-cost LCD user-interface modules, home appliances with segment displays, metering and sensor interface boards, and IoT edge nodes where Sleep current dominates the energy budget. The combination of XLP Sleep performance and on-chip LCD makes it particularly attractive for thermometers, kitchen scales, and small industrial HMI panels. The 28-QFN (6x6) footprint suits compact handhelds and wearables where board space is constrained. When designing with this device, observe the 3.6V absolute maximum on VDD and ensure decoupling is placed within 3mm of the supply pin with a 0.1µF ceramic plus a bulk 1-10µF. For LCD applications, allocate charge-pump or resistor-bias components per the datasheet's bias topology; bias-network selection directly affects contrast and current draw. The 'E' suffix denotes the -40°C to +125°C extended operating temperature grade.

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PIC16LF1936-E/MV - 14KB Flash 8-Bit MCU w/ LCD | Microchip
PIC16LF1936-E/MV

PIC16LF1936-E/MV - 14KB Flash 8-Bit MCU w/ LCD | Microchip

The Microchip Technology PIC16LF1936-E/MV is a 14 KB Flash-based, 8-bit CMOS microcontroller with integrated LCD driver and nanoWatt XLP (eXtreme Low Power) technology, housed in a 28-pin UQFN (MV) exposed-pad package. The part operates over a 2.3V to 3.6V supply range with a 32 MHz internal oscillator and supports up to 36 I/O ports (depending on package variant) through high-current source/sink drivers capable of directly driving LEDs. The 28-pin UQFN variant provides a compact 4x4 mm footprint with thermal pad for enhanced dissipation. An 8-bit microcontroller (MCU) is a programmable embedded processor that integrates CPU core, Flash program memory, SRAM, EEPROM, and peripherals onto a single silicon die. The PIC16F193x/LF193x family extends the classic PIC® RISC architecture into ultra-low-power applications by adding nanoWatt XLP technology, putting the device into sub-uA sleep states while retaining peripheral operation. This hierarchy - 8-bit MCU -> microcontroller -> embedded processor -> semiconductor - makes the part an ideal choice for battery-powered, display-driven products. Key features include 14 KB of self-programmable Flash program memory, 256 bytes of EEPROM, 1024 bytes of SRAM, a 32 MHz internal oscillator, an integrated LCD controller with up to 96 segments, a 10-bit ADC, multiple timers, and enhanced PWM/capture/compare modules. Peripherals include EUSART, MSSP (SPI/I2C), and a Capacitive Sensing Module (CSM). The nanoWatt XLP technology delivers typical sleep currents below 100 nA, vastly extending battery life in portable designs. Internally, the device uses a 14-bit instruction word RISC pipeline with Harvard architecture, separate program and data buses, and a wide variety of interrupt sources. The integrated LCD controller handles bias generation, contrast control, and variable clocking so the MCU can drive segment LCDs without external components, simplifying design and BOM. Typical applications include battery-powered consumer devices with LCD segment displays (thermostats, remote controls, glucose meters), home appliances with user interfaces, industrial sensor readouts, metering and instrumentation, IoT edge nodes, and capacitive touch user interfaces. Designers select this part whenever they need integrated LCD drive, low sleep current, and compact 28-pin UQFN form factor on a single 2.3-3.6V rail. Key design considerations include decoupling the VDD pin with a 100 nF ceramic capacitor placed within 5 mm, using the exposed pad to dissipate heat in higher-frequency designs, and configuring the LCD charge pump for proper bias generation when fewer than 1/3 bias segments are unused. Always program the configuration bits to match the WDT, BOR, and oscillator settings required for the application. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16LF1936-E/SO - 14KB Flash 8-bit MCU 28-SOIC | Microchip
PIC16LF1936-E/SO

PIC16LF1936-E/SO - 14KB Flash 8-bit MCU 28-SOIC | Microchip

The Microchip Technology PIC16LF1936-E/SO is a 28-pin 8-bit CMOS flash microcontroller in the PIC16F1936 family, delivering 32 MHz CPU performance, 14 KB (8K x 14) self-programmable Flash program memory, 512 bytes SRAM, and 256 bytes EEPROM. Housed in a 28-pin SOIC package (0.295 inch / 7.50 mm body width) with industrial-grade temperature rating of -40C to +125C, this part operates from 1.8 V to 3.6 V (LF variant). Integrated peripherals include a 10-bit ADC, on-chip LCD driver, multiple timers, Capture/Compare/PWM modules, and nanoWatt XLP (eXtreme Low Power) technology. According to Microchip datasheet DS40001725E, the LF suffix designates the low-voltage family, while the -E temperature grade extends the operating range to -40C to +125C. An 8-bit flash microcontroller is a single-chip computer built around an 8-bit data path with on-chip Flash program memory that can be erased and reprogrammed in-circuit. The PIC16LF1936 belongs to the microcontrollers -> MCU -> 8-bit MCU -> embedded controllers -> semiconductor taxonomy and is widely deployed in cost-sensitive, low-power, and human-machine-interface (HMI) products that need integrated LCD drive. Differentiating features of the PIC16LF1936-E/SO include a dedicated on-chip LCD driver supporting up to 28/40/44 segments across the family, 14 KB of Flash for embedded firmware, 256 bytes of EEPROM for non-volatile user data, nanoWatt XLP for sub-microamp sleep currents, and 36 I/O ports sharing bus functions with the LCD driver. A 10-bit ADC with multiple channels supports sensor interfacing, while an internal oscillator reduces external component count. Architecturally, the PIC16LF1936 uses an enhanced mid-range PIC16 core with 200 ns instruction execution, a 16-level hardware stack, and Harvard bus architecture with separate instruction and data paths. The LCD driver integrates charge pump and bias generation, eliminating external resistor ladders. XLP technology uses dynamic power management of peripherals and a deep-sleep mode to reach nanoamp idle currents. Typical applications include white goods and small appliance HMI panels, thermostat and HVAC control units, battery-powered IoT sensor nodes with LCD readouts, consumer remote controls, and metering/utility display boards where integrated LCD drive reduces BOM cost. The 28-SOIC footprint also supports hand-soldered prototypes and hand-rework on legacy board designs. When designing with this MCU, allocate enough program memory headroom - 14 KB of Flash supports moderate firmware but complex graphics stacks can exhaust it quickly. The on-chip LCD driver assumes static or 1/4 duty multiplexed glass; verify segment counts match your LCD before committing. The 'LF' low-voltage variant disables operation above 3.6 V - use the PIC16F1936 (standard F) variant if a 5 V rail is required. This page synthesizes distributor stock levels, parametric pricing tiers, drop-in alternative parts, and practical PCB layout/design notes that are not consolidated on any single manufacturer or distributor page.

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PIC16LF1936-E/SS - 14KB Flash 8-bit MCU LCD XLP 28-SSOP | Microchip
PIC16LF1936-E/SS

PIC16LF1936-E/SS - 14KB Flash 8-bit MCU LCD XLP 28-SSOP | Microchip

The Microchip Technology PIC16LF1936-E/SS is an 8-bit CMOS flash microcontroller in the PIC16F1936/LF1936 family, offering 14 KB of program Flash, 512 bytes of SRAM, and 256 bytes of EEPROM, housed in a 28-pin SSOP package. It runs at up to 32 MHz and operates from 1.8 V to 3.6 V, with a 32 kHz low-power oscillator option, integrating a hardware LCD driver supporting up to 96 segments, a 10-bit ADC, multiple communication peripherals (I²C, SPI, EUSART), and nanoWatt XLP extreme-low-power technology for battery-driven designs. What is an 8-bit flash microcontroller? An 8-bit flash microcontroller is a single-chip computer built around an 8-bit data path, with on-chip Flash program memory that is electrically re-programmable in-circuit. Microcontrollers belong to the broader family of microprocessors and embedded processors, and they sit at the heart of nearly every embedded system. Compared to older OTP (one-time-programmable) or ROM-only devices, Flash-based MCUs like the PIC16LF1936 support field upgrades, faster prototyping, and lower-cost firmware revision control. Within Microchip's portfolio, the PIC16LF1936 sits in the enhanced mid-range PIC16F1xxx family, which targets ultra-low-power LCD applications where both code density and on-chip analog integration matter. Key features that distinguish the PIC16LF1936-E/SS include 14 KB self-programmable Flash, an integrated LCD driver with charge pump and contrast control, a 10-bit ADC with up to 17 channels, two 8-bit timers, three 16-bit timers, an Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART), Master Synchronous Serial Port (MSSP) supporting SPI and I²C, and nanoWatt XLP sleep currents as low as a few hundred nA depending on mode. The device also features a wide operating voltage range of 1.8 V to 3.6 V and supports interrupt-on-change on multiple I/O pins, making it suitable for human-machine-interface designs. Architecturally, the PIC16LF1936 uses a 14-bit instruction word, single-cycle ALU operations except for branches, and a deep hardware interrupt stack. The on-chip LCD module generates the segment and common signals internally, offloading software overhead and freeing the CPU for application logic. Typical applications include battery-powered LCD thermometers, glucose and fitness meters, remote sensor displays, low-cost appliance HMIs, industrial counters, IoT sensor nodes with LCD readouts, and portable medical monitoring devices where nanoWatt XLP extends battery life. When designing with this MCU, place a 0.1 µF decoupling capacitor as close as possible to VDD, use the internal 16 MHz HFINTOSC for clock accuracy trade-offs, and follow Microchip's MPLAB X IDE and XC8 toolchain for code development. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16LF1936-I/MV - 8-bit XLP MCU 14KB Flash 32MHz | Microchip
PIC16LF1936-I/MV

PIC16LF1936-I/MV - 8-bit XLP MCU 14KB Flash 32MHz | Microchip

The Microchip Technology PIC16LF1936-I/MV is an 8-bit PIC microcontroller in the PIC16F family with nanoWatt XLP (eXtreme Low Power) technology, 14KB Flash program memory, 256B EEPROM, and an integrated LCD driver, housed in a 28-pin UQFN-EP 4x4 mm package. It runs at up to 32 MHz, operates from 2.3V to 3.6V, and exposes up to 36 I/O depending on package. A PIC microcontroller (Programmable Interface Controller, or Peripheral Interface Controller) is a compact, self-contained computer-on-a-chip that integrates an 8-bit CPU core (in this case the Microchip mid-range enhanced core), Flash program memory, SRAM data memory, EEPROM data memory, and a configurable mix of peripherals such as timers, ADC, comparators, communication modules, and an LCD segment driver. The PIC sits within the broader taxonomy: microcontroller -> embedded MCU -> semiconductor -> integrated circuit. The LF suffix denotes the low-voltage (2.3-3.6V) variant, while the nanoWatt XLP designation is Microchip's branding for ultra-low sleep current suitable for battery-powered and energy-harvesting designs. Key features of this device include 14KB (8K x 14 words) self-programmable Flash, 256 bytes of data EEPROM, 512 bytes of RAM, an 11-channel 10-bit ADC, two comparators, a charge time measurement unit (CTMU) for capacitive touch sensing, an LCD driver with up to 28 segments, an EUSART, two MSSP (I2C/SPI) modules, and three timers (Timer0/Timer1/Timer2). The enhanced mid-range 16F instruction set provides 49 instructions and hardware Multiply, accelerating arithmetic compared to baseline PIC. Architecturally, the PIC16LF1936 uses a Harvard RISC-style core with a 14-bit instruction word and an 8-bit data path. The 32 MHz internal oscillator with 4x PLL provides up to 8 MIPS throughput. XLP technology delivers typical sleep currents below 100 nA with the LCD driver and RTCC running, enabling multi-year coin-cell operation in metering, remote controls, and wearables. Typical applications include low-power IoT sensor nodes, battery-powered medical devices such as glucose meters, white goods and home appliances with LCD displays, metering (water/gas/electricity), capacitive-touch user interfaces, and remote-control transmitters. The integrated LCD segment driver with on-chip charge pump eliminates an external LCD bias generator, reducing BOM cost. A key design consideration is the 28-pin UQFN-EP package, which exposes a thermal pad that must be soldered to the PCB ground pour to meet thermal and electrical performance. Designers should also plan the LF vs F variant: LF operates 2.3V to 3.6V (low-voltage, lower sleep current) while the F variant runs 1.8V to 5.5V; both share the same pinout but the LF version is preferred for XLP applications, while the F variant is preferred for higher analog accuracy at 5V. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone, enabling faster sourcing decisions for engineers designing with the PIC16LF1936 family.

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PIC16LF1936-I/SS - 8-bit 32MHz 14KB Flash MCU LCD | Microchip
PIC16LF1936-I/SS

PIC16LF1936-I/SS - 8-bit 32MHz 14KB Flash MCU LCD | Microchip

The Microchip Technology PIC16LF1936-I/SS is an 8-bit CMOS flash microcontroller from the PIC® XLP™ 16F family, featuring 14KB (8K x 14) of Flash program memory, 512 bytes of SRAM, and 256 bytes of EEPROM, housed in a 28-pin SSOP package. It operates from 1.8V to 3.6V at up to 32MHz with an enhanced mid-range core that delivers 200ns instruction execution, and integrates a hardware LCD driver supporting up to 96 segments for direct glass drive. What is a PIC16 microcontroller? A PIC16 microcontroller is an 8-bit RISC-based CMOS MCU from Microchip that belongs to the broader family of microcontrollers -> microcontrollers -> semiconductor ICs. The PIC16LF1936 specifically is part of the enhanced mid-range PIC16F/LF193x lineup that adds capacitive touch support via the mTouch™ sensing solution and the proprietary nanoWatt XLP™ technology for ultra-low-power operation, ideal for battery-powered applications where quiescent current can drop into the sub-µA range. Key features include 36 I/O pins, a 10-bit ADC with up to 17 channels, two comparators, four 8-bit timers plus one 16-bit timer, an EUSART and two MSSP (I²C/SPI) modules, and the integrated LCD driver. The XLP nanoWatt technology delivers typical sleep currents below 50 nA with full RAM retention, enabling multi-year battery life in applications such as thermostats, metering, and remote sensor nodes. The enhanced mid-range core provides 49 instructions, a 14-bit instruction word, a hardware stack with 16 levels, and direct interrupt-on-change handling on all I/O pins. The integrated LCD module supports static, 1/2, 1/3, and 1/4 duty cycles with a charge pump option for low-voltage glass, while the mTouch peripheral enables capacitive touch buttons, sliders, and proximity sensing without external components. Typical applications include battery-powered consumer devices with segment LCDs, home-automation sensor hubs, industrial gauges, thermostat controls, medical dosing pumps, and IoT edge nodes. The wide 1.8V-3.6V operating window also suits 2xAA / coin-cell powered designs where boost converters are undesirable. When designing with the PIC16LF1936-I/SS, ensure that VDD decoupling uses a 100nF ceramic capacitor placed within 5mm of the VDD pin, that the MCLR pin is pulled up through a 10kΩ resistor, and that the internal oscillator calibration value is committed to the MCU's calibration register on first programming to maintain 32MHz accuracy across the full temperature range. This page synthesizes distributor pricing, drop-in alternatives in the same 28-SSOP package, and practical low-power design notes not found in the bare manufacturer datasheet, giving component buyers and embedded engineers a single decision-ready reference.

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PIC16LF1936T-I/ML - 8-bit XLP MCU, 14KB Flash, 28-QFN | Microchip
PIC16LF1936T-I/ML

PIC16LF1936T-I/ML - 8-bit XLP MCU, 14KB Flash, 28-QFN | Microchip

The Microchip Technology PIC16LF1936T-I/ML is an 8-bit PIC microcontroller from the PIC16F193x family with XLP (eXtreme Low Power) nanoWatt technology, housed in a 28-pin QFN (6x6 mm) package. Key specifications include a 32 MHz internal oscillator, 14 KB (8K x 14) of Flash program memory, 512 bytes of SRAM, 256 bytes of EEPROM data memory, and an integrated LCD driver supporting up to 36 segments. The wide operating voltage range of 1.8 V to 5.5 V and 36 I/O pins make it well-suited for battery-powered and display-based applications. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data bus and a Harvard RISC architecture that fetches each instruction in a single clock cycle. Within the broader taxonomy, the PIC16LF1936 belongs to the PIC16 family (mid-range 8-bit MCUs) under the PIC microcontroller line, which sits under the microcontroller category (integrated circuit -> digital IC -> microcontroller). The "LF" suffix denotes the low-voltage (1.8 V to 3.6 V typical, 5.5 V extended) F-variant process node, while XLP technology delivers nanoWatt sleep currents below 50 nA. Key differentiating features include the integrated LCD driver with charge pump, multiple communication peripherals (I2C, SPI, EUSART), a 10-bit ADC with up to 17 channels, 5-bit DAC, four 8-bit timers plus two CCP/ECCP modules, and nanoWatt XLP sleep modes. The 32 MHz internal oscillator eliminates the need for an external crystal in many designs. The 28-QFN package provides a compact footprint for space-constrained applications. Architecturally, the PIC16LF1936 uses an enhanced mid-range 14-bit instruction set with 200 ns instruction execution at 20 MHz (or 125 ns at 32 MHz). The device supports C and assembly development with MPLAB X IDE and XC8 compiler, and is programmable via In-Circuit Serial Programming (ICSP). Hardware-level features such as a configurable brown-out reset (BOR) and watchdog timer (WDT) provide robust fault recovery. Typical applications include battery-powered LCD-based consumer products, low-power sensor nodes, household appliances with segment displays, medical monitoring devices, and industrial control panels. Its nanoWatt XLP technology makes it ideal for any application where extended battery life is critical. When designing with this part, evaluate the LCD driver requirements (number of segments, COM/SEG pin count) carefully against the package variant, and place the 0.1 uF Vdd decoupling capacitor within 5 mm of the supply pin. The internal 32 MHz oscillator accuracy (~2%) may require periodic calibration or an external crystal for timing-critical UART communication. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet alone, helping engineers select the right variant for volume production.

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PIC16LF1936T-I/MV - 8-Bit XLP MCU, 14KB Flash, 32MHz, 28-UQFN | Microchip
PIC16LF1936T-I/MV

PIC16LF1936T-I/MV - 8-Bit XLP MCU, 14KB Flash, 32MHz, 28-UQFN | Microchip

The Microchip Technology PIC16LF1936T-I/MV is an 8-bit PIC microcontroller from the PIC16LF193x family with nanoWatt XLP extreme low-power technology, delivering 32MHz CPU performance with 14KB (8K x 14) of Flash program memory, housed in a 28-pin UQFN (4x4 mm) package with exposed thermal pad. It integrates 256 bytes of EEPROM data memory and 256 bytes of SRAM plus an integrated LCD driver supporting segmented displays for low-power human-machine interface applications. An 8-bit microcontroller is a single-chip computer built around an 8-bit data bus, an ALU, program memory, and a fixed set of peripherals. It belongs to the broader hierarchy of microcontroller -> embedded controller -> semiconductor device, and within the PIC architecture it sits in the enhanced mid-range PIC16F/LF193x family that adds LCD drive, mTouch capacitive sensing, and nanoWatt XLP sleep modes to the classic PIC16 instruction set. Key features include an operating voltage range of 2.3V to 3.6V optimized for battery-powered designs, support for up to 36 I/O pins remappable through the peripheral pin select (PPS) system, a 32MHz internal oscillator, and multiple low-power sleep modes drawing well under 1 microamp. The integrated LCD driver supports up to 96 segments with software-controlled contrast, and the mTouch peripheral enables capacitive touch buttons without external components. The architecture combines a RISC Harvard-style CPU with peripheral pin select, a 10-bit ADC with computation, multiple Enhanced USART, SPI, and I2C interfaces, plus capacitive sensing hardware. The XLP technology delivers sleep currents below 100 nA typical, with RTCC, watchdog timer, and ultra-low-power wake sources that keep standby power well below competing 8-bit cores. Typical applications include battery-powered sensor nodes, consumer remote controls, small household appliances with segmented LCD displays, capacitive touch user interfaces, and metering devices such as thermometers and electricity meters where the LCD driver and XLP are the dominant feature requirements. The wide operating voltage also suits direct 3V coin-cell designs. When designing with the PIC16LF1936T-I/MV, ensure that VDD decoupling uses a 100nF ceramic capacitor placed within 5 mm of the package pin, and that the exposed thermal pad (EP) is soldered to a grounded copper pour for both thermal dissipation and mechanical reliability of the UQFN-28 (MV) body. This page synthesizes XAIPART distributor pricing, verified drop-in alternatives from the same PIC16LF193x family, and practical design notes not duplicated in the manufacturer datasheet headline spec table.

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PIC16LF1936T-I/SO - 14KB Flash 8-bit MCU | Microchip | SOIC-28
PIC16LF1936T-I/SO

PIC16LF1936T-I/SO - 14KB Flash 8-bit MCU | Microchip | SOIC-28

The Microchip Technology PIC16LF1936T-I/SO is an 8-bit flash-based microcontroller with 14KB program memory and an integrated LCD driver, housed in a 28-pin SOIC (SO) wide-body package. It operates up to 32 MHz from a 1.8V to 5.5V supply and delivers nanoWatt XLP ultra-low-power consumption for battery-backed and energy-harvesting designs. On-chip peripherals include 256B EEPROM, 512B RAM, an enhanced mid-range 8-bit CPU core, and up to 36 I/O pins depending on package variant. A PIC microcontroller is a programmable system-on-a-chip combining an 8-bit RISC CPU core, non-volatile flash program memory, SRAM, EEPROM data memory, and a rich set of analog and digital peripherals in a single IC. The PIC16LF1936 belongs to Microchip's enhanced mid-range family, sitting in the hierarchy PIC16LF1936 -> PIC16F1936 family -> PIC16 8-bit MCU family -> PIC microcontroller -> microcontroller -> embedded computing. The 'LF' prefix denotes the low-voltage F-process variant that supports the industry's broadest operating voltage range and the nanoWatt XLP technology. Key features include 14KB flash program memory (8K x 14 words), 512B SRAM, 256B EEPROM, integrated LCD driver supporting up to 96 segments, 11-bit ADC with up to 17 channels, multiple timers, and nanoWatt XLP sleep currents down to 20 nA. The wide 1.8V to 5.5V VDD range allows direct connection to single-cell Li-ion, 3.3V, and 5V rails without level shifters. The PIC16LF1936 is built on Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word, two hardware stack levels for interrupt handling, and a single-cycle instruction architecture at 32 MHz. The integrated LCD driver supports static, 1/2, 1/3, and 1/4 multiplexed LCD glass with on-chip charge pump, eliminating external voltage generation. Compared with the PIC16F1936, the LF variant trades absolute maximum VDD headroom for a much wider operating range and lower quiescent current. Typical applications include battery-powered consumer devices, metering and instrumentation with LCD readout, white goods and appliance control, sensor signal conditioning nodes, and IoT edge nodes with segmented LCD displays. Its low sleep current also makes it well suited to remote controls and energy-harvesting wireless sensor nodes. When designing with this part, route the ICSPCLK/ICSPDAT lines to a dedicated programming header for in-circuit serial programming and place a 100 nF decoupling capacitor within 5 mm of each VDD/VDDCORE pin pair to meet the datasheet's noise budget. Use the on-board MCLR internal pull-up option to free the MCLR pin as an input when no external reset is required. This page synthesizes distributor stock and pricing, drop-in same-package alternatives, and design guidance that consolidates engineering decision points not present on a single manufacturer datasheet page.

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PIC16LF1937-E/MV - 8-Bit MCU, 14KB Flash, 32MHz, 40-UQFN | Microchip
PIC16LF1937-E/MV

PIC16LF1937-E/MV - 8-Bit MCU, 14KB Flash, 32MHz, 40-UQFN | Microchip

The Microchip PIC16LF1937-E/MV is an 8-bit PIC16F-series CMOS flash microcontroller featuring 14KB (8K x 14) of on-chip program memory, 512 bytes of SRAM, and 256 bytes of EEPROM, housed in a 40-pin UQFN (5x5 mm) package with an exposed thermal pad. It executes instructions at up to 32 MHz from an internal oscillator and operates from a 2.3V to 3.6V supply, integrating nanoWatt XLP ultra-low-power technology for battery-friendly designs. An 8-bit microcontroller (MCU) is a single integrated processor that combines a CPU, non-volatile program memory (typically Flash), working RAM, EEPROM, and a rich set of peripheral interfaces on one die. PIC16F-family MCUs use a Harvard RISC architecture with a small, deterministic instruction set, which simplifies firmware development and keeps interrupt latency predictable - traits valued in safety-sensitive and low-power embedded systems. Key features include up to 36 general-purpose I/O pins with high-current source/sink for direct LED drive, individually programmable interrupt-on-change and weak pull-ups, a 10-bit ADC, an integrated LCD controller supporting up to 96 segments with contrast control, capacitive-touch sensing (mTouch), and the nanoWatt XLP idle/sleep modes that allow standby currents in the microamp range. Peripherals also include multiple timers, capture/compare/PWM modules, an EUSART, MSSP (SPI/I2C), and an internal voltage reference with selectable output levels. The architecture pairs a 14-bit instruction word with a separate data path, allowing most instructions to execute in a single cycle. The 32 MHz oscillator combined with a 4-clock-per-instruction pipeline yields roughly 8 MIPS peak throughput, sufficient for sensor fusion, LCD UI updates, and protocol bridging in compact, battery-powered products. Typical applications include low-power handheld instruments with segmented LCD displays, capacitive-touch user interfaces, battery-powered sensor nodes with sleep-mode duty cycling, and consumer white-goods control panels that combine an LCD, a keypad, and a few LEDs. The wide peripheral mix also suits automotive body modules and industrial HMI nodes where deterministic 8-bit control is preferred over a 32-bit MCU. A key design consideration is decoupling: place a 0.1 uF ceramic bypass close to VDD with a bulk tantalum or aluminum-polymer cap on the analog rail, and route the exposed pad to a continuous ground plane for thermal dissipation and noise immunity. For LCD designs, bias the segments with the internal charge pump only when the load allows, and verify that idle current budgets match the chosen sleep mode. This page synthesizes distributor pricing, drop-in UQFN-40 alternatives from the same PIC16 family, and practical design notes not found in the manufacturer datasheet alone.

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PIC16LF1937-E/P - 8-Bit 32MHz MCU 14KB Flash LCD | Microchip
PIC16LF1937-E/P

PIC16LF1937-E/P - 8-Bit 32MHz MCU 14KB Flash LCD | Microchip

The Microchip Technology PIC16LF1937-E/P is an 8-bit CMOS flash-based microcontroller in the PIC16F193x/194x family, built on nanoWatt XLP ultra-low-power technology. It features a 32 MHz internal oscillator, 14 KB (8K x 14) of Flash program memory, 512 bytes of SRAM, and 256 bytes of data EEPROM, all housed in a 40-pin PDIP (0.600", 15.24 mm) through-hole package with 36 user I/O pins. The device operates across a 1.8 V to 3.6 V supply range (extended life cycle stage ACTIVE per distributor records), supporting industrial temperature grades from -40 °C to +125 °C. What is an 8-bit microcontroller? An MCU (microcontroller unit) is a single-chip computer integrating a CPU core, program memory (Flash), data memory (RAM and EEPROM), peripheral interfaces (timers, ADC, UART, SPI, I2C), and general-purpose I/O into one package. The PIC16LF1937 belongs to the PIC16 mid-range family, which sits in the hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. The 'LF' suffix designates the low-voltage Flash variant optimized for battery-powered applications using nanoWatt XLP technology to minimize active and sleep currents. Key features include an integrated LCD controller supporting up to 96 segments with variable clock input and contrast control, capacitive sensing (mTouch) capability via the on-chip CPS module, a 10-bit ADC with up to 14 channels, multiple communication peripherals (EUSART, two SPI, two I2C), and 35 high-current source/sink I/O pins capable of directly driving LEDs. Individually programmable weak pull-ups and interrupt-on-change pins simplify board design by eliminating external resistors. The architecture uses a 14-bit instruction word RISC core with a hardware stack and 49 instruction types, enabling deterministic interrupt response and tight C-code generation through the MPLAB XC8 compiler. The device supports in-circuit serial programming (ICSP) and in-circuit debugging (ICD) via two pins, allowing firmware updates and real-time debugging without removing the part from the board. The nanoWatt XLP technology provides multiple idle and sleep modes with currents below 1 µA in deep sleep, making the part suitable for energy-harvesting and battery-backed applications. Typical applications include industrial control panels with LCD displays, automotive body and instrument clusters (the part carries AEC-Q100 references per Microchip qualification packages), consumer white goods, battery-powered sensor nodes, HVAC controllers, and any low-cost embedded design that needs a built-in segmented LCD driver. The 40-pin PDIP package remains popular for prototyping and through-hole manufacturing lines where socketed parts simplify rework. A key design consideration is selecting the correct voltage variant: the PIC16F1937-E/P (2.3 V-5.5 V) is recommended when the system runs from a regulated 5 V rail, while the PIC16LF1937-E/P is required when the supply is 1.8 V-3.6 V or when minimizing sleep current is critical. Engineers should also verify that the 14 KB Flash is sufficient for the application and that the 36 I/O pins meet the peripheral count requirement. This page synthesizes distributor pricing, verified drop-in alternatives, pinout details, and practical design notes not consolidated on the manufacturer datasheet front page, helping engineers shorten the design-in cycle for PIC16LF1937-E/P-based products.

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PIC16LF1937-E/PT - 14KB Flash 8-bit MCU w/ LCD | Microchip
PIC16LF1937-E/PT

PIC16LF1937-E/PT - 14KB Flash 8-bit MCU w/ LCD | Microchip

The Microchip Technology PIC16LF1937-E/PT is an 8-bit PIC16 microcontroller featuring 14KB Flash program memory (8K x 14), 512 bytes of RAM, and 256 bytes of EEPROM, integrated LCD driver, and nanoWatt XLP extreme-low-power technology, housed in a 44-pin TQFP (10x10 mm) surface-mount package. The device operates from 1.8V to 3.6V supply at up to 32 MHz, supporting extended temperature grade (-40C to +125C) with the -E suffix, and provides up to 36 general-purpose I/O pins plus one input-only pin. An 8-bit PIC microcontroller (MCU) is a compact programmable system-on-chip combining a RISC CPU core, Flash program memory, SRAM, EEPROM, and a rich set of peripherals (ADC, timers, communication modules, I/O) on a single die. PIC16F/LF-series MCUs sit in the low-power and cost-optimized tier of Microchip's PIC product hierarchy, designed for battery-powered and consumer/industrial embedded applications. The 'LF' prefix denotes an extended low-voltage variant suited to 1.8V-3.6V operation. Key features of the PIC16LF1937-E/PT include a 32 MHz internal oscillator, a 10-bit ADC with up to 14 channels, an integrated LCD driver supporting up to 96 segments, multiple PWM/capture/compare modules, two USART modules, MSSP I2C/SPI, and an 8-bit/16-bit timer block. The nanoWatt XLP architecture delivers standby currents as low as sub-microamp range (typical data), enabling multi-year coin-cell operation in metering and remote-sensor designs. The PIC16LF1937-E/PT uses Microchip's enhanced mid-range 16-bit instruction set with a modified Harvard architecture, supporting hardware multiplier and interrupt priority. Its peripheral set is routed via Peripheral Pin Select (PPS) on many pins, providing layout flexibility. Internal voltage reference selections and capacitive sensing modules broaden its applicability. Typical applications include battery-powered LCD instruments (thermostats, utility meters, point-of-sale terminals), industrial control panels with segmented displays, capacitive touch user interfaces, low-power remote sensor nodes, and consumer appliances requiring on-glass display driving. The integrated LCD driver eliminates the need for an external LCD controller, reducing BOM cost and PCB area. When designing with this device, pay attention to the 44-pin TQFP land pattern compatibility for migration within the PIC16LF193x family and to PPS remap assignments when porting code from older PIC16F devices. Decouple VDD with a 0.1 uF ceramic close to the pins and reserve the AVDD/AVSS pair for ADC accuracy. 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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PIC16LF1937-I/MV - 14KB Flash 8-bit MCU w/ LCD Driver | Microchip
PIC16LF1937-I/MV

PIC16LF1937-I/MV - 14KB Flash 8-bit MCU w/ LCD Driver | Microchip

The Microchip Technology PIC16LF1937-I/MV is a 44-pin 8-bit CMOS flash microcontroller in the PIC16LF193x family, featuring 14 KB of Flash program memory, 512 bytes of RAM, and 256 bytes of EEPROM. It integrates a built-in LCD driver supporting up to 184 segments, runs at up to 32 MHz, and operates from 2.3 V to 3.6 V with Microchip's nanoWatt XLP ultra-low-power technology. The part is housed in a TQFP-44 (MV) 10x10 mm surface-mount package with lead-free / RoHS-compliant plating. The PIC16F1937 belongs to the broader PIC16 family of 8-bit microcontrollers, which in turn falls under the category of microcontrollers (MCU), embedded controllers, and ultimately semiconductors. A microcontroller integrates a CPU core, program memory, working RAM, non-volatile data EEPROM, and configurable peripherals on a single die - enabling compact, deterministic control for applications where a full application processor would be overkill. Key features of the PIC16LF1937 include a 32 MHz internal oscillator with 4x PLL, up to 36 I/O pins, multiple communication peripherals (EUSART, I2C, SPI), a 12-bit ADC with up to 17 channels, 5 capture/compare/PWM modules, and the integrated LCD driver with charge pump. The XLP nanoWatt features deliver sleep currents in the tens of nA range, making the device well suited for battery-powered designs that wake on interrupts. Architecturally, the device uses a Harvard-style RISC core with a 14-bit instruction word and 8-bit data path. The 32 MHz oscillator combined with a 4-cycle-per-instruction pipeline yields an effective 8 MIPS throughput, sufficient for small control loops, sensor reading, and human-interface driving. On-chip peripherals are routed through Microchip's Peripheral Pin Select (PPS) subsystem, which allows flexible mapping of digital functions to physical I/O pins. Typical applications include battery-powered metering and instrumentation, consumer remote controls with segmented LCD displays, white-goods user interfaces, thermostat controls, medical monitoring handheld units, and other low-power user-interface products. The integrated LCD charge pump allows direct drive of bias-3 / bias-4 displays from a single 3 V cell without external boost components. When designing with the PIC16LF1937, ensure that the supply voltage stays within the 2.3 V-3.6 V 'LF' range; the non-LF PIC16F1937 is required if 5 V operation is needed. Pay attention to the decoupling capacitor layout near VDD/VSS pins, and reserve a dedicated ICSP programming/debugging header even on production boards to simplify field firmware updates. This page synthesizes distributor pricing, drop-in alternatives, design notes, and application context not consolidated in the manufacturer datasheet, providing an engineer-focused reference for part selection.

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PIC16LF1937-I/PT - 8-bit XLP MCU, 14KB Flash, LCD, 44-TQFP
PIC16LF1937-I/PT

PIC16LF1937-I/PT - 8-bit XLP MCU, 14KB Flash, LCD, 44-TQFP

The Microchip Technology PIC16LF1937-I/PT is an 8-bit PIC16 family CMOS flash microcontroller built on Microchip's nanoWatt XLP (eXtreme Low Power) technology, offering up to 32MHz CPU speed, 14KB (8K x 14 words) of Flash program memory, 512 bytes of RAM and 256 bytes of EEPROM in a 44-pin TQFP (10x10mm, PT suffix) surface-mount package. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, peripherals such as ADC, timers, communication interfaces, and I/O pins on one die. Within the broader semiconductor taxonomy, this PIC16LF1937 sits in the hierarchy of 8-bit microcontroller -> RISC microcontroller -> embedded controller -> integrated circuit. The "LF" prefix denotes the low-voltage (1.8-3.6V F-range) variant optimized for battery-powered designs, while the non-LF PIC16F1937 operates from 2.3-5.5V. Microchip's XLP technology enables sleep currents in the nanoamp range, making this MCU suited to always-on applications. Key features of the PIC16LF1937-I/PT include an integrated LCD driver capable of driving segment displays up to a defined common/segment configuration, an enhanced 14-channel 10-bit ADC, multiple Enhanced USART, SPI, and I2C interfaces, Capture/Compare/PWM modules, and 36 digital I/O pins. The Instruction Set Architecture (ISA) is the standard PIC mid-range 14-bit core, supported by Microchip's MPLAB X IDE, XC8 compiler, and a broad ecosystem of programmers/debuggers including PICkit and ICD. Architecturally, the device uses a Harvard bus (separate program and data paths) and a RISC-style 49-instruction set, which keeps interrupt latency deterministic and code execution efficient. The integrated LCD driver supports up to 96 segments, allowing direct connection of glass displays without external charge-pump components. On-chip CTMU (Charge Time Measurement Unit) enables touch and proximity sensing applications without external analog front-ends. Typical applications include low-power battery sensor nodes, medical glucose and portable diagnostic meters, consumer appliances with LCD user interfaces (microwave ovens, washing machines), industrial HMI panels, e-meter and instrumentation clusters, and remote controls. The wide peripheral set and segment-LCD integration reduce BOM cost by eliminating external drivers. When designing with the PIC16LF1937-I/PT, ensure the 1.8-3.6V supply rail stays within regulation at peak load transients. Decouple VDD with 100nF plus 10uF bulk capacitors placed within a few millimeters of the pins. Use the ICD3 or PICkit 4 for in-circuit debug; both the ICSP PGC/PGD and the dedicated ICSPCLK/ICSPDAT lines are multiplexed on PORTB. This page combines distributor pricing, drop-in same-package alternatives from Microchip's PIC16 family, design notes, and an AI-optimized FAQ not found in the manufacturer datasheet alone.

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PIC16LF1937T-I/MV - 8-Bit XLP MCU, 14KB Flash, 40-UQFN | Microchip
PIC16LF1937T-I/MV

PIC16LF1937T-I/MV - 8-Bit XLP MCU, 14KB Flash, 40-UQFN | Microchip

The Microchip Technology PIC16LF1937T-I/MV is an 8-bit PIC16F-family microcontroller built on the XLP (eXtreme Low Power) platform, delivering 32MHz performance with 14KB Flash, 512B RAM, and 256B EEPROM, packaged in a compact 40-pin UQFN (MV) 5x5mm form factor. The 'LF' prefix denotes the low-voltage variant operating from 1.8V to 3.6V, while 'T' indicates tape-and-reel packaging, and 'I' specifies the industrial -40C to +85C temperature range. An 8-bit microcontroller (MCU) is a self-contained computing core that integrates a CPU, program memory (Flash), data memory (RAM), non-volatile storage (EEPROM), and a rich set of peripherals onto a single die. PIC microcontrollers use a modified Harvard RISC architecture with a single accumulator (WREG) and a small, deterministic instruction set optimized for embedded control. PIC MCUs sit at the bottom of the embedded hierarchy: microcontroller -> embedded processor -> semiconductor IC, and are widely deployed wherever deterministic low-power control is required. Key features of the PIC16LF1937 include the XLP nanoWatt technology with sleep currents below 100 nA, an integrated LCD driver supporting up to 96 segments, a 10-bit ADC with up to 14 channels, mTouch capacitive touch sensing, multiple Enhanced Universal Synchronous/Asynchronous Receiver Transmitters (EUSART), SPI, and I2C peripherals, plus a 16-bit Timer1 and capture/compare modules. The 32MHz internal oscillator and 16-level hardware stack support event-driven and RTOS-style designs. The architecture uses a 14-bit instruction word with a 2-stage pipeline, providing single-cycle execution for most instructions. Internal peripherals include the Master Synchronous Serial Port (MSSP) for SPI/I2C, up to 36 digital I/O pins, and the Peripheral Pin Select (PPS) that allows flexible peripheral-to-pin mapping - dramatically simplifying PCB routing on dense designs. Typical applications include battery-powered consumer electronics, portable medical sensors, IoT edge nodes, automotive body controllers, industrial sensor interfaces, and human-machine interface (HMI) modules with integrated LCD. The XLP technology is especially valuable in energy-harvesting designs where quiescent current dominates battery life. When designing with this MCU, allocate decoupling capacitance (100nF ceramic + bulk) close to VDD pins and follow Microchip's debug header recommendations for ICSP. The PPS system requires that peripherals be unlocked via the PPS lock sequence before reconfiguration; firmware must include the proper unlock sequence in any field-update flow. This page synthesizes distributor pricing, package options, and practical design notes not found on the manufacturer datasheet, and consolidates drop-in alternatives across the PIC16LF193x family for engineers evaluating footprint-compatible MCU migrations.

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PIC16LF1937T-I/PT - 14KB Flash 8-bit MCU 44-TQFP | Microchip
PIC16LF1937T-I/PT

PIC16LF1937T-I/PT - 14KB Flash 8-bit MCU 44-TQFP | Microchip

The Microchip PIC16LF1937T-I/PT is an 8-bit CMOS flash microcontroller built on the enhanced mid-range PIC16 core with nanoWatt XLP (eXtreme Low Power) technology, packaged in a 44-pin TQFP (10x10 mm). The device delivers 32 MHz operation, 14 KB (8K x 14) of self-programmable flash program memory, 512 bytes of SRAM, and 256 bytes of EEPROM data memory, with a broad 1.8 V to 5.5 V operating voltage range that supports both battery and 5 V regulated rails. What is a PIC16 microcontroller? PIC16 is Microchip's family of 8-bit RISC microcontrollers using a Harvard architecture with separate program and data buses; nanoWatt XLP technology extends sleep current down to the tens of nanoamps, making the family a standard choice for battery-powered and always-on embedded designs. Within the broader taxonomy, the PIC16LF1937 sits at: 8-bit MCU -> PIC16 family -> PIC16F193x sub-family -> PIC16LF1937 (low-voltage 'LF' variant) -> Microchip 8-bit microcontrollers -> Microcontroller IC -> Embedded semiconductor. Key features include an integrated LCD driver supporting up to 96 segments, a 16-channel 10-bit ADC, multiple Enhanced USART, MSSP (SPI/I2C) and CCP/ECCP peripherals, 36 digital I/O pins, and four 8-bit timers plus two CCP modules. The device also provides two comparators and a capacitive touch Charge Time Measurement Unit (CTMU) for sensor interfaces, with active-low MCLR and flexible oscillator options including 32 kHz internal LF oscillator. Architecture-wise, the LF1937 executes most instructions in one instruction cycle and supports interrupt prioritization with hardware context save. The 14-bit instruction word enables a compact code footprint while the dual-bank flash allows in-application self-reprogramming for bootloader-style field updates. Typical applications include battery-powered consumer appliances with LCD user interfaces, low-energy sensor hubs, white-goods control panels, portable medical monitors, and industrial HMI modules where the on-chip LCD driver eliminates a separate display controller. The wide voltage range and XLP sleep modes also suit remote controls, utility metering peripherals, and always-on IoT edge nodes. When designing with this part, plan the PCB layout so that the TQFP-44 thermal pad is properly soldered to a copper pour, and respect the recommended decoupling capacitor placement near VDD/AVDD pins to keep ADC noise low. Programming is supported by Microchip's MPLAB X IDE and the XC8 compiler, with debug via ICD 3 or PICkit 4. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16LF1938-E/SO - 28KB Flash 8-Bit MCU, 1.8-5.5V | Microchip
PIC16LF1938-E/SO

PIC16LF1938-E/SO - 28KB Flash 8-Bit MCU, 1.8-5.5V | Microchip

The Microchip Technology PIC16LF1938-E/SO is an 8-bit PIC16F Microcontroller IC featuring 28KB Flash program memory, 1KB SRAM, and 256 bytes of EEPROM, operating from 1.8V to 5.5V in a 28-pin SOIC package. It executes instructions at 32 MHz with 200 ns instruction cycle, belongs to the nanoWatt XLP extreme-low-power family, and integrates an LCD driver supporting up to 192 segments. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, optimized for embedded control. The PIC16 family uses a RISC Harvard architecture, which keeps program and data memory on separate buses, allowing simultaneous fetch-and-execute to sustain one instruction per clock cycle. As a member of the broader microcontrollers > microcontroller IC > embedded processor > semiconductor taxonomy, the PIC16 sits below 16/32-bit MCUs in capability but above 4-bit controllers in throughput, balancing cost, simplicity, and on-chip peripherals. Key features include eXtreme Low Power (XLP) sleep currents down to 20 nA, 11 ADC channels with 10-bit resolution, 2 comparators, 4 timers, 2 CCP modules, an Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART), Master I2C, SPI, and an integrated mTouch capacitive-sensing peripheral. Twenty-five GPIO pins break out device peripherals to the PCB, while the integrated LCD driver eliminates external display hardware. The architecture combines a precision 16-level hardware stack, a deterministic 35-instruction set, and peripherals clocked from the system oscillator through a jitter-free peripheral clock divider. Five oscillator options (HFINTOSC, LFINTOSC, EC, XT, HS) plus 4x PLL give the designer wide frequency vs. power trade-offs. Typical applications include battery-powered metering (water/gas/heat), thermostat and HVAC controls with LCD readouts, capacitive-touch user interfaces, medical glucose meters, consumer remote controls, and industrial sensor/transmitter nodes where nanoWatt XLP sleep currents materially extend battery life. When designing with this MCU, budget for the LC divider bypass caps near AVDD/AVSS and route the LCD COM/SEG traces with adequate spacing - the integrated charge-pump can pull a few hundred microamps when driving large glass panels. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the standalone manufacturer datasheet, giving procurement and design engineers a single reference for the PIC16LF1938-E/SO.

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PIC16LF1938-E/SP - 28KB Flash, LCD, nanoWatt XLP MCU | Microchip
PIC16LF1938-E/SP

PIC16LF1938-E/SP - 28KB Flash, LCD, nanoWatt XLP MCU | Microchip

The Microchip Technology PIC16LF1938-E/SP is an 8-bit flash-based CMOS microcontroller featuring 28KB of program memory, 1024 bytes of RAM, and 256 bytes of EEPROM, housed in a 28-pin SPDIP (Skinny Plastic DIP) through-hole package. It operates from 1.8V to 3.6V, integrates a 32 MHz internal oscillator, and belongs to the PIC16F193x family with nanoWatt XLP (eXtreme Low Power) technology. An 8-bit PIC microcontroller is a RISC-based embedded processor that executes one instruction per clock cycle (except branches), giving predictable timing and deterministic interrupt response. PIC MCUs sit in the broader taxonomy as 8-bit microcontrollers -> microcontrollers -> embedded processors -> semiconductors, and the PIC16 sub-family targets ultra-low-power and mixed-signal applications with on-chip peripherals such as ADCs, comparators, and LCD drivers. Key features include an integrated LCD driver supporting up to 96 segments, a 10-bit ADC with up to 17 channels, multiple communication peripherals (EUSART, MSSP for SPI/I2C), 2 capture/compare/PWM modules, and nanoWatt XLP modes achieving sub-uA sleep currents. The device also supports 25 mA source/sink per I/O, making it suitable for direct LED drive. Technically, the PIC16LF1938 uses a Harvard architecture with separate program and data buses, a 14-bit instruction word, and a 32 kHz to 32 MHz internal oscillator with PLL. The 'LF' prefix denotes the low-voltage (1.8V-3.6V) variant optimized for battery-powered designs, while the 'E' suffix indicates the extended (-40C to +125C) operating temperature grade. Typical applications include battery-powered LCD instrumentation (utility meters, thermostats, weighing scales), remote controls, sensor nodes, consumer appliances with segment displays, and industrial control panels. The on-chip LCD driver eliminates the need for an external LCD controller, reducing BOM cost and PCB area. When designing with this part, note that the 28-pin SPDIP package is through-hole, making it ideal for prototyping and hand-soldered prototypes but not high-volume SMT production - consider PIC16LF1938-E/SS (SSOP-28) or PIC16LF1938-E/ML (QFN-28) variants for reflow-soldered boards. This page synthesizes distributor pricing, parameter comparisons against same-family and competitor MCUs, and practical design notes - information not aggregated on any single manufacturer or distributor page.

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PIC16LF1938-E/SS - 28KB Flash 8-Bit MCU, LCD, XLP | Microchip
PIC16LF1938-E/SS

PIC16LF1938-E/SS - 28KB Flash 8-Bit MCU, LCD, XLP | Microchip

The Microchip Technology PIC16LF1938-E/SS is an 8-bit CMOS flash-based microcontroller (MCU) belonging to the PIC16LF193x family, featuring 28KB of program Flash memory, 1024 bytes of RAM, and 256 bytes of EEPROM in a 28-pin SSOP package. It operates at up to 32 MHz instruction clock and supports an ultra-wide 1.8V to 5.5V supply range, making it a workhorse of the Microchip extreme low-power (XLP) nanoWatt portfolio. The device integrates a segmented LCD driver with charge pump, multiple communication peripherals, and enhanced mid-range core architecture. A microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash/ROM), data memory (RAM), non-volatile data storage (EEPROM), and peripheral interfaces on one die. The PIC16LF1938 falls under the broader hierarchy: microcontroller -> embedded MCU -> 8-bit CMOS MCU -> Flash-based MCU -> low-power XLP family. Its enhanced mid-range core executes most instructions in a single 200ns cycle, delivering approximately 5 MIPS throughput at 32 MHz. Key features of the PIC16LF1938-E/SS include 28KB (16K x 14) Flash program memory with self-programming capability, 1KB SRAM, 256B EEPROM, integrated LCD driver supporting up to 96 segments with a dedicated charge pump, multiple Enhanced USART, MSSP (SPI/I2C) modules, 11 ADC channels with 10-bit resolution, and ultra-low-power nanoWatt XLP technology with sleep currents in the nanoampere range. The 'LF' prefix indicates the wide-voltage low-power variant, while the 'E' suffix denotes the extended operating temperature range of -40C to +125C. The PIC16LF1938-E/SS utilizes Microchip's enhanced mid-range 8-bit core built on CMOS process technology with proprietary nanoWatt XLP design techniques. Peripherals include up to 25 general-purpose I/O pins with interrupt-on-change capability, multiple timers (Timer0/1/2 with gate, RTCC), 10-bit ADC with internal voltage reference, and capture/compare/PWM modules. Internal RC oscillators and a 32 kHz secondary oscillator provide flexible clocking while supporting low-power modes such as Sleep, Idle, and Doze. Typical applications include battery-powered human-machine interface (HMI) panels with segmented LCD displays, low-cost consumer appliances, industrial sensor nodes with LCD readout, thermostat controls, portable medical monitoring devices, and remote control units. The integrated LCD driver eliminates the need for an external display controller, reducing both BOM cost and PCB footprint. When designing with this MCU, ensure the Flash self-write and EEPROM operations obey the voltage and timing constraints in the datasheet. The LCD charge pump requires external capacitors on the VLCD pins; check the segmented display mux mode to size these capacitors correctly. For low-power designs, leverage the nanoWatt XLP Sleep mode with RTCC wake-up to achieve quiescent currents below 1 microamp.

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PIC16LF1938-I/ML - 28KB Flash 8-Bit MCU 32MHz QFN-28 | Microchip
PIC16LF1938-I/ML

PIC16LF1938-I/ML - 28KB Flash 8-Bit MCU 32MHz QFN-28 | Microchip

The Microchip PIC16LF1938-I/ML is a 32 MHz, 8-bit flash microcontroller in the PIC16F193x family, delivering 28 KB of program Flash, 1 KB of RAM, and 256 bytes of EEPROM in a 28-pin QFN (6x6 mm) package with exposed pad. It operates from 1.8 V to 5.5 V and integrates an LCD driver, nanoWatt XLP extreme low-power technology, and the enhanced mid-range 8-bit CPU core with 200 ns instruction execution. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), peripherals (timers, ADC, communication interfaces), and I/O pins on one die. The PIC16LF1938 belongs to the 8-bit microcontrollers -> RISC microcontrollers -> embedded controllers -> semiconductor ICs hierarchy. The 'LF' suffix denotes the wide-voltage low-power variant of the PIC16F1938, sharing the same die and pinout but optimized for battery-powered systems with nanoWatt XLP technology that achieves sub-uA sleep currents. Key features include 35 instructions, a 16-level hardware stack, internal 32 kHz to 32 MHz oscillator with PLL, up to 36 I/O pins depending on package variant, a 5-channel 10-bit ADC, mTouch capacitive sensing, multiple PWM modules, EUSART, MSSP (SPI/I2C), and an integrated LCD driver supporting up to 96 segments. The 'I' suffix indicates the industrial temperature range of -40 C to +85 C. The 28-QFN (6x6 mm) package exposes the thermal pad beneath the die for PCB ground bonding, providing a low thermal resistance path. The architecture is well-suited for ultra-low-power applications including battery-powered LCD instruments, consumer white goods, sensor hubs, and portable measurement equipment where sleep current is critical. Typical applications include thermostat controls with LCD, smoke detectors, water/gas meters, remote controls, medical portable monitors, and IoT sensor endpoints. The integrated LCD driver eliminates an external charge-pump ASIC, saving both BOM cost and PCB area in segment-display products. Choose this part over the PIC16F1938 (without LF) when the system rail can drop below 2.5 V during battery discharge. A critical design consideration is that the QFN exposed pad must be soldered to a sufficiently large ground copper pour (recommended >= 25 mm^2) for both thermal dissipation and mechanical reliability - omitting the EP soldering creates a reliability defect that often only manifests after thermal cycling. Additionally, the PICkit 3 / MPLAB X ICD 4 toolchain is required for programming and debugging. This page synthesizes distributor pricing, drop-in same-family alternatives from the PIC16LF193x series, and practical design notes not found in the standalone manufacturer datasheet.

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PIC16LF1938-I/MV - 28KB Flash 8-bit MCU 32MHz XLP LCD | Microchip
PIC16LF1938-I/MV

PIC16LF1938-I/MV - 28KB Flash 8-bit MCU 32MHz XLP LCD | Microchip

The Microchip Technology PIC16LF1938-I/MV is an 8-bit PIC RISC microcontroller from the nanoWatt XLP family, featuring 28KB (16K x 14) of Flash program memory, 1024 bytes of RAM, and 256 bytes of EEPROM. It operates at up to 32MHz clock speed, housed in a 28-pin UQFN (4x4 mm) package with an integrated LCD driver. What is an 8-bit PIC microcontroller? An 8-bit PIC (Peripheral Interface Controller) is a RISC-based microcontroller architecture developed by Microchip that uses a Harvard bus structure to execute instructions in a single cycle. The PIC16LF1xxx family belongs to the enhanced mid-range core, sitting in the hierarchy: 8-bit MCU -> PIC microcontroller -> PIC16 family -> nanoWatt XLP series. These devices are designed for ultra-low-power embedded applications where battery life is critical. Key features of the PIC16LF1938-I/MV include a wide 1.8V to 3.6V operating voltage range, 36 I/O pins (with 25 multifunction), an integrated 10-bit ADC with up to 17 channels, multiple communication peripherals (I2C, SPI, EUSART), and an on-chip LCD driver supporting up to 192 segments. The 'LF' prefix indicates the low-voltage variant optimized for low-power operation, while 'I/MV' denotes the -40C to +85C industrial temperature grade and UQFN MV package code. Technically, the device uses an enhanced mid-range 8-bit core with 49 instructions and 16-level hardware stack, supporting interrupt priority and context saving. The nanoWatt XLP technology achieves standby currents below 100 nA, with multiple sleep modes (Idle, Sleep, and Deep Sleep) and peripheral modules capable of independent operation. Typical applications include low-power battery-operated sensor nodes, consumer electronics with LCD displays (thermostats, scales, remote controls), industrial control panels, medical portable devices, and IoT edge sensor hubs. The integrated LCD driver makes it particularly suited for direct glass-segment displays. When designing with this device, ensure adequate decoupling (100nF + 10uF bulk) close to VDD pins and follow Microchip AN1993 for low-power sleep mode tuning. Pin assignments should be planned early because several analog and digital functions share physical pins via PPS-like mapping on related parts, but the PIC16LF1938 uses fixed pin assignments. This page synthesizes Microchip datasheet specifications, distributor pricing, and verified drop-in alternatives - information not aggregated on any single source page.

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PIC16LF1938-I/SO - 8-Bit XLP MCU 32MHz 28KB Flash | Microchip
PIC16LF1938-I/SO

PIC16LF1938-I/SO - 8-Bit XLP MCU 32MHz 28KB Flash | Microchip

The Microchip Technology PIC16LF1938-I/SO is an 8-bit Flash microcontroller from the PIC® XLP™ 16F family, operating at up to 32 MHz with 28 KB (16K x 14) of program Flash memory, packaged in a 28-pin SOIC (7.50 mm / 0.295 in width). It integrates 1 KB RAM, 256 bytes of EEPROM, an integrated LCD driver, and the nanoWatt XLP extreme-low-power technology for battery-friendly designs. An 8-bit microcontroller (MCU) is a small, self-contained computer-on-a-chip combining a CPU, non-volatile program memory (Flash), volatile data memory (RAM), non-volatile user data memory (EEPROM), and a rich set of peripherals (timers, ADC, comparators, communication interfaces, I/O). It sits in the embedded hierarchy as follows: MCU -> microcontroller -> microprocessor -> semiconductor. The 'F' in PIC16F denotes Flash program memory, while the 'L' suffix denotes a low-voltage variant optimized for operation down to 1.8 V, making it a member of the broader PIC16 family and the larger 8-bit PIC ecosystem. Key features include a 10-bit ADC, multiple timers, an integrated LCD driver supporting up to 96 segments, nanoWatt XLP sleep current down to the manufacturer-claimed extreme-low range, 1.8 V to 3.6 V core voltage operation (5.5 V on I/O depending on configuration), and on-chip peripherals suitable for human-machine interface (HMI) and metering products. The 28-SOIC package is the most popular through-hole-style surface-mount option for hand-solderable prototyping in this family. Architecturally, the PIC16LF1938 uses Microchip's enhanced mid-range 8-bit core with a hardware multiplier, 14-bit instruction word (16K x 14 Flash = 28 KB), and a deterministic interrupt architecture. The integrated LCD driver, multiple PWM modules, Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART), SPI, I2C, and analog comparators reduce external component count, enabling compact BOMs. Typical applications include battery-powered metering (electricity, water, gas), thermostat and HVAC controls, consumer white goods with LCD readouts, medical point-of-care devices, IoT sensor nodes, and industrial HMI panels. The combination of LCD driver, EEPROM, and nanoWatt XLP power modes makes it particularly attractive for line-powered-with-battery-backup meters and low-power hand-held instruments. When designing with this part, ensure the supply decoupling network uses a 100 nF ceramic close to VDD with a bulk 10 µF; place the 32.768 kHz crystal or internal oscillator reference near the OSC pins and guard the analog AV/DD rail. Reserve one I/O for In-Circuit Serial Programming™ (ICSP™) via PGC/PGD to allow firmware updates after board assembly. This page synthesizes distributor pricing snapshots, drop-in alternative listings, and practical design notes - particularly around the LCD bias network and nanoWatt XLP sleep modes - that go beyond the manufacturer datasheet narrative to accelerate your BOM and firmware work.

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PIC16LF1938-I/SS - 28KB Flash 8-bit MCU with LCD | Microchip
PIC16LF1938-I/SS

PIC16LF1938-I/SS - 28KB Flash 8-bit MCU with LCD | Microchip

The Microchip Technology PIC16LF1938-I/SS is an 8-bit enhanced mid-range PIC16 family microcontroller with 28KB Flash program memory, 1KB RAM, and 256B EEPROM, housed in a 28-pin SSOP package. It operates from 1.8V to 5.5V supply, runs at 32MHz internal oscillator, and integrates an on-chip LCD driver and nanoWatt XLP extreme-low-power technology. A microcontroller (MCU) is a single-chip computer that contains a CPU, program memory (Flash/ROM), working memory (RAM), non-volatile storage (EEPROM), and a rich set of peripherals (timers, ADC, communication interfaces). Within the broader semiconductor taxonomy, the PIC16LF1938 belongs to the 8-bit microcontroller family, sitting under the larger category of embedded microcontrollers and integrated circuits. Its enhanced mid-range PIC16 core executes instructions in 200ns, balancing performance with power efficiency. Key features include 11-channel 10-bit ADC, 5-bit DAC, EUSART, I2C, SPI, 8 timers, PWM modules, and the integrated LCD driver supporting up to 192 segments. The device's nanoWatt XLP technology delivers ultra-low sleep currents (typically < 50 nA), making it ideal for battery-powered applications. It supports 25 I/O pins and operates across an industrial temperature range of -40C to +85C. Architecturally, the PIC16LF1938 uses a Harvard RISC core with a 16-level hardware stack, providing deterministic interrupt response for real-time embedded systems. The integrated LCD driver eliminates external LCD controller ICs, reducing BOM cost. Internal voltage reference, comparator modules, and mTouch capacitive sensing support round out its peripheral set. Typical applications include battery-powered sensor nodes, consumer appliance HMIs with integrated LCD panels, smart thermostats, medical portable instruments, industrial control panels, and IoT edge devices. The 28-pin SSOP footprint enables compact designs with sufficient GPIO for mid-complexity embedded products. When designing with this part, place a 0.1uF decoupling capacitor adjacent to VDD and bulk capacitance on the input rail. Configure the ICD pins (RB6/RB7) appropriately when using in-circuit debugging to avoid contention. The internal oscillator eliminates an external crystal but provides reduced accuracy for protocols requiring tight timing such as UART at high baud rates. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, supporting procurement and engineering decisions.

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PIC16LF1938T-I/ML - 28KB Flash 8-bit MCU 32MHz XLP | Microchip
PIC16LF1938T-I/ML

PIC16LF1938T-I/ML - 28KB Flash 8-bit MCU 32MHz XLP | Microchip

The Microchip PIC16LF1938T-I/ML is a low-power 8-bit PIC microcontroller from the PIC® XLP™ 16F family, featuring 28KB (16K x 14) of Flash program memory, 1KB of RAM, and 256 bytes of EEPROM, housed in a 28-pin QFN (6x6) package with an exposed thermal pad. The device operates from 1.8V to 3.6V (LF variant), executes instructions at up to 32MHz (8 MIPS), and integrates an mTouch capacitive touch peripheral, a Liquid Crystal Display (LCD) driver, multiple Enhanced USART, MSSP (SPI/I2C) modules, and a 12-channel 10-bit ADC. A microcontroller (MCU) is a single-chip computer containing a CPU core, non-volatile program memory, volatile data memory, and a rich set of peripheral interfaces. PIC microcontrollers use a Harvard-architecture RISC core with a 14-bit instruction word optimized for deterministic, low-power embedded control. Within the power management hierarchy, this MCU belongs to the XLP (eXtreme Low Power) family, with nanoWatt technology enabling sleep currents below 100 nA, making it ideal for battery-powered and energy-harvesting applications where coin-cell or Li-ion batteries must last years. Key features include 28KB self-programmable Flash with read-while-write support, 1KB SRAM, 256B EEPROM, an integrated LCD driver supporting up to 96 segments, a charge time measurement unit (CTMU) for capacitive touch, 25 source/sink capable I/O pins, an Enhanced 10-bit ADC with 12 channels, three timers (Timer0/1/2), two capture/compare/PWM modules, an EUSART, two MSSP (I2C/SPI) modules, and four configurable logic cells. The QFN-28 package provides a small 6x6mm footprint with an exposed pad for improved thermal dissipation. Architecturally, the PIC16LF1938 uses a 14-bit instruction set with a two-stage pipeline, hardware multiplier, and a unified interrupt controller supporting vectored interrupts with multiple priority levels. The XLP technology integrates multiple low-power modes (Run, Idle, Sleep, and Deep Sleep) with a Real-Time Clock (RTCC) that can wake the device from Sleep, allowing year-long operation from a single CR2032 cell. The integrated LCD driver supports static, 1/2, 1/3, and 1/4 multiplex modes with software-configurable bias generation. Typical applications include handheld consumer electronics (remote controls, fitness monitors, wearable health patches), battery-powered sensor nodes (IoT endpoints, environmental monitors), industrial HMI panels with LCD displays, capacitive touch user interfaces, medical monitoring devices (glucose meters, pulse oximeters), and small appliance controllers. The combination of LCD driver, mTouch sensing, and nanoWatt XLP makes it especially suited for human-interface products running on batteries. When designing with this device, ensure the exposed pad on the QFN package is soldered to a sufficient copper pour to maintain junction temperature within the -40C to +85C industrial range. Decouple VDD with at least a 100nF ceramic capacitor placed within 3mm of each power pin, and reserve the ICSPCLK/ICSPDAT pins for in-circuit serial programming during prototyping. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes not found in the standalone manufacturer datasheet, helping engineers shorten BOM selection and design cycles.

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