Microcontroladores

Productos (19360)

PIC18F44J50-I/PT - 48MHz USB 8-bit MCU 16KB Flash TQFP-44
PIC18F44J50-I/PT

PIC18F44J50-I/PT - 48MHz USB 8-bit MCU 16KB Flash TQFP-44

The Microchip Technology PIC18F44J50-I/PT is an 8-bit PIC18 J-series microcontroller featuring integrated full-speed USB 2.0 peripheral, 16 KB Flash program memory, and 3.8 KB RAM in a 44-pin TQFP (10x10 mm) package. Operating from 2.15 V to 3.6 V core supply (4.2 V to 5.5 V analog/IO supply) at up to 48 MHz, it delivers 12 MIPS throughput with nanoWatt XLP power management, making it ideal for cost-sensitive USB peripheral designs. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals. The PIC18 family uses an enhanced RISC architecture with 16-bit instructions and 8-bit data paths. USB microcontrollers add a built-in USB transceiver and Serial Interface Engine (SIE), eliminating the need for an external USB interface chip. The PIC18 J-series targets low-power, USB-enabled embedded designs. Key features include 36 digital I/O pins, 13 10-bit ADC channels, two analog comparators, two USART, SPI, I2C peripherals, and a 64 MHz internal oscillator with PLL. The nanoWatt XLP technology provides deep sleep mode (as low as 100 nA typical) and multiple low-power run/Idle modes for battery-powered applications. The integrated USB 2.0 full-speed transceiver supports device, host, and OTG operation through the on-chip SIE. The PIC18F44J50-I/PT uses a Harvard architecture with separate program Flash and data SRAM buses, allowing simultaneous instruction fetch and data access. Its 16 KB self-programmable Flash supports ICSP (In-Circuit Serial Programming), enabling field firmware updates. The device operates over the industrial -40C to +85C temperature range and is RoHS compliant, suitable for industrial, consumer, and medical device designs requiring USB connectivity with minimal BOM. Typical applications include USB-to-UART bridges, HID peripherals (keyboards, mice, game controllers), medical instrumentation with USB data logging, USB-based sensor nodes, and low-power IoT endpoints. The 48 MHz clock rate and integrated USB transceiver simplify USB stack implementation while the small TQFP-44 footprint minimizes PCB area. When designing with this part, ensure the 3.3V core supply decoupling includes a 100 nF ceramic capacitor near each VDD/VSS pin pair and a bulk 4.7 uF capacitor on the core rail. The USB D+/D- lines require 27-ohm series resistors and a 1.5 kohm pull-up on D+ for full-speed device operation. The integrated USB voltage regulator provides 3.3V from the VBUS pin when powered from USB. This page synthesizes Microchip datasheet specifications, distributor pricing (LCSC from $1.4633 as of 2026-09-27), same-family drop-in alternatives, and practical PCB design guidance not consolidated on distributor product pages.

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PIC18F44J50T-I/PT - 48MHz 8-bit USB MCU, 16KB Flash | Microchip
PIC18F44J50T-I/PT

PIC18F44J50T-I/PT - 48MHz 8-bit USB MCU, 16KB Flash | Microchip

The Microchip Technology PIC18F44J50T-I/PT is an 8-bit PIC18J-series microcontroller featuring an integrated full-speed USB 2.0 transceiver, 16KB (8K x 16) of Flash program memory, and 4KB RAM, packaged in a 44-pin TQFP (10x10 mm). It operates at up to 48 MHz from a 2.0V to 3.6V supply, with -40C to +85C industrial temperature range. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one die. The PIC18F44J50 family belongs to the PIC18 8-bit architecture (Harvard RISC, modified instruction set), positioned under the broader PIC microcontroller umbrella and Microchip's megaAVR/XLP families. It targets cost-sensitive embedded designs where USB connectivity and ultra-low-power operation are both required. Key features include 36 digital I/O pins, a 10-bit ADC with up to 13 channels, two comparators, two USART modules, two MSSP (SPI/I2C) modules, and dedicated USB SIE hardware. The nanoWatt XLP technology provides deep-sleep current under 100 nA, enabling battery-powered USB peripherals that can wake on USB activity. The on-chip full-speed USB 2.0 controller eliminates external PHY, reducing BOM cost and PCB area versus discrete USB solutions. Architecture is a modified Harvard RISC core with a 16-bit instruction word and 8-bit data path, 32-level hardware stack, and configurable 8x8 multiplier. The peripheral set is mapped via the standard PIC18 SFR layout, supported by MPLAB X IDE and the free XC8 compiler. Internal PLL synthesizes 48 MHz from the 8 MHz internal oscillator for USB full-speed operation. Typical applications include USB Human Interface Devices (HID) such as keyboards, mice, and game controllers, USB-to-UART virtual COM port adapters, low-power sensor data loggers with USB charging, USB-based firmware bootloaders/programmers, and industrial data acquisition nodes. The combination of native USB, XLP deep sleep, and 36 I/O makes the part a frequent choice for compact, low-power USB peripherals. Designers should plan for a 3.3V-only supply (the J50 family is not 5V tolerant), use the internal 8 MHz oscillator to minimize BOM, and ensure VUSB 3.3V is decoupled with 1 uF + 100 nF per the reference design. Pin assignments in TQFP-44 are pin-compatible with PIC18F4550 family, simplifying migration from 5V to 3.3V designs. This page synthesizes distributor pricing, drop-in TQFP-44 alternatives, and practical design notes not found in the manufacturer datasheet, intended as an engineering reference.

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PIC18F44K20-E/MV - 8-bit PIC MCU, 16KB Flash, 40-pin UQFN | Microchip
PIC18F44K20-E/MV

PIC18F44K20-E/MV - 8-bit PIC MCU, 16KB Flash, 40-pin UQFN | Microchip

The Microchip Technology PIC18F44K20-E/MV is an 8-bit PIC18 RISC microcontroller with 16KB of Flash program memory, 768 bytes of SRAM, and 256 bytes of EEPROM, packaged in a 40-pin UQFN with exposed pad. It operates from 2.5V to 3.3V (with 5V-tolerant I/O) at up to 48 MHz CPU clock and integrates Microchip's nanoWatt XLP extreme-low-power technology for battery-sensitive designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, RAM, peripherals, and I/O. PIC18 is Microchip's enhanced 8-bit architecture family featuring a RISC core, hardware multiplier, and C-friendly instruction set, positioned between baseline PIC10/12/16 parts and the 16-bit dsPIC/PIC24 families. The K-series variant adds XLP nanoWatt sleep modes and 1.8V-3.6V wide-range operation. Key features include 16KB Flash (100K erase/write cycles typical), 768-byte SRAM, 256-byte EEPROM, 36 I/O pins, 14-channel 10-bit ADC, two analog comparators, hardware UART/SPI/I2C, four 8-bit timers and one 16-bit timer, and 25 mA source/sink per I/O. Sleep current is typically under 100 nA with XLP enabled, and the ADC delivers 100K samples/sec. Architecturally, the device uses a 16-bit instruction word with an 8-bit data path, 31-level hardware stack, and an instruction-cycle time of 4 clocks (giving 48 MHz = 12 MIPS). The K-series enhanced PWM and nanoWatt XLP peripherals (RTCC, ultra-low-power watchdog, ultra-low-power wake-up) differentiate it from earlier PIC18F46K20 family members. Typical applications include battery-powered sensor nodes, consumer appliance control panels, USB/HID peripherals, low-cost motor control, and industrial sensor hubs. Designers select this part when wide operating voltage, low sleep current, and 8-bit simplicity are required simultaneously. Design consideration: the UQFN package exposes a thermal pad (EP) that must be soldered to a sufficient copper pour (>= 10 mm^2 recommended) for mechanical reliability and thermal dissipation above 50 mA load. This page consolidates distributor pricing, parametric drop-in alternatives, and practical PCB design notes not found in the manufacturer datasheet, enabling faster BOM decisions and second-source risk mitigation.

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PIC18F44K20-E/PT - 8-bit 64MHz 16KB Flash MCU | Microchip
PIC18F44K20-E/PT

PIC18F44K20-E/PT - 8-bit 64MHz 16KB Flash MCU | Microchip

The Microchip PIC18F44K20-E/PT is an 8-bit PIC18 microcontroller IC from the nanoWatt XLP family, offering 16KB (8K x 16) of Flash program memory, 768 bytes of SRAM and 256 bytes of EEPROM in a 44-pin TQFP (10x10) package with a maximum clock speed of 64MHz (48MHz per Microchip product page). The "-E" suffix designates the extended (-40C to +125C) industrial operating temperature grade, and the "/PT" suffix denotes the TQFP-44 package option with tape-and-reel packaging. A PIC18 microcontroller is an 8-bit RISC MCU from Microchip's enhanced PIC18 architecture family. PIC18 MCUs sit at the intersection of high-performance 8-bit processing and ultra-low power operation, falling within the broader hierarchy of microcontroller -> embedded processor -> semiconductor IC. This family is widely used in cost-sensitive embedded designs that need deterministic real-time response, low sleep current, and rich peripheral integration. Key features of the PIC18F44K20-E/PT include 36 general-purpose digital I/O pins, 13 channels of 10-bit Analog-to-Digital Conversion (ADC), nanoWatt XLP extreme low-power technology, and a standard operating voltage range of 1.8V to 3.6V (low-power modes) with full-speed operation from 3.0V to 3.6V. The integrated nanoWatt XLP technology delivers sleep currents in the nanoampere range, making it suitable for battery-powered and energy-harvesting applications. The device uses an enhanced Harvard RISC architecture with a C-optimized instruction set, supporting up to 16 MIPS throughput at 64MHz. On-chip peripherals include multiple timers, ECCP (Enhanced Capture/Compare/PWM), MSSP (SPI/I2C), EUSART, comparators, and a 10-bit ADC, providing ample I/O and analog integration for sensor nodes, motor control, and human-interface designs. Typical applications include industrial sensor interfaces, home appliance control panels, low-power remote controls, battery-powered IoT nodes, automotive interior body controllers (non-safety), and portable consumer electronics. The wide operating temperature range also enables use in outdoor and harsh-environment industrial equipment. When designing with this MCU, ensure the supply voltage aligns with the chosen frequency - Microchip specifies minimum 1.8V at 16MHz and 2.0V at 20MHz for low-power modes, with full 64MHz operation requiring 3.0V to 3.6V. Decoupling should follow Microchip's reference design guidance, with 100nF capacitors placed close to each VDD/VSS pair. This page consolidates distributor pricing, drop-in alternative MPNs from the same PIC18F family, and practical engineering design notes that extend beyond the manufacturer datasheet.

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PIC18F44K20-I/PT - 16KB Flash 8-bit 64MHz MCU | Microchip
PIC18F44K20-I/PT

PIC18F44K20-I/PT - 16KB Flash 8-bit 64MHz MCU | Microchip

The Microchip Technology PIC18F44K20-I/PT is an 8-bit PIC18 family CMOS flash microcontroller built on Microchip's nanoWatt XLP extreme-low-power technology, delivering 16 MIPS performance at 64 MHz clock speed from a 16 KB (8K x 16) Flash program memory in a 44-pin TQFP (10x10 mm) surface-mount package. Key headline parameters: 16 KB Flash, 768 B RAM, 36 general-purpose I/O pins, 64 MHz max CPU clock (16 MIPS), 4.2 V to 5.5 V supply voltage, and 10-bit ADC. The "-I" suffix denotes the industrial temperature range -40 C to +85 C, while "/PT" denotes the 44-pin TQFP package. What is an 8-bit flash microcontroller? An 8-bit flash microcontroller is a small single-chip computer with an 8-bit data path, on-chip Flash program memory that can be reprogrammed in-circuit, RAM, and integrated peripherals such as ADC, timers, and communication interfaces. The PIC18F44K20 belongs to the hypernym hierarchy microcontroller -> MCU -> embedded microcontroller -> 8-bit microcontroller -> PIC18 family -> PIC18F4xK20 sub-family -> semiconductor. Key differentiating features include Microchip's nanoWatt XLP power management with sleep currents below 100 nA typical, 16 KB of self-programmable Flash with 100K erase/write cycles endurance, 10-bit ADC with up to 14 channels (varying by pin count), and a wide operating voltage range of 1.8 V to 5.5 V (when extended low-voltage operation is enabled) versus the typical 4.2 V to 5.5 V. The 44-pin TQFP package offers 36 GPIO for parallel sensor or keypad interfacing, while the smaller 28- and 40-pin variants share the same register set. The PIC18F44K20 uses an enhanced Harvard RISC architecture with a 16-bit instruction word and 8-bit data path, allowing single-cycle execution except for branched instructions. Hardware multipliers and a hardware 8x8 multiply engine support efficient math, while peripheral pin select (PPS) is not present on this family (PPS appears in newer K40 and K42 parts). Typical applications include industrial sensor nodes, low-power battery-powered remote controls, home appliances, motor control signal conditioning, USB/HID bridges via the PIC18 USB stack, and consumer white goods. The 36 GPIO on the 44-pin TQFP variant suits key-matrix scanning or multi-segment LED driving. When designing with the PIC18F44K20, verify that the supply voltage covers the analog reference range if using the 10-bit ADC; an LDO such as Microchip MCP1700 is a typical companion. For production programming, MPLAB X IDE and the MPLAB PICkit 4 or ICD 4 are recommended. This page synthesizes distributor pricing, drop-in same-package alternatives, and design notes that extend beyond the manufacturer datasheet.

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PIC18F44K20T-I/ML - 8-Bit 64MHz MCU 16KB Flash 44-QFN | Microchip
PIC18F44K20T-I/ML

PIC18F44K20T-I/ML - 8-Bit 64MHz MCU 16KB Flash 44-QFN | Microchip

Microchip Technology PIC18F44K20T-I/ML is an 8-bit PIC18 RISC microcontroller with 64 MHz CPU core, 16 KB (8K x 16) Flash program memory, 768 bytes of SRAM, and 256 bytes of Data EEPROM, housed in a 44-pin QFN (8x8 mm) package with exposed thermal pad. It provides 36 digital I/O lines, 6 timers, 2 PWM channels, 2 comparators, a 10-bit ADC, plus EUSART and MSSP (I2C/SPI) connectivity. The part operates from 1.8 V to 3.6 V (low-voltage XLP nanoWatt mode) or 2.5 V/3.3 V (extended) and is qualified for the -40C to +85C industrial temperature range. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals around an 8-bit data path. Within the broader semiconductor taxonomy, an 8-bit MCU belongs to the microcontroller family, which itself sits under microcontrollers and processors in the integrated circuit hierarchy. The PIC18 architecture uses a modified Harvard RISC core with 16-bit instructions, delivering up to 16 MIPS at 64 MHz - roughly 4x the throughput of legacy PIC16 parts while retaining the familiar instruction set. This combination of deterministic execution, rich peripherals, and nanoWatt XLP sleep modes makes the PIC18F44K20 a workhorse for low-power embedded designs. Key features include hardware multipliers, a 10-bit ADC with up to 28 input channels, dual analog comparators with programmable reference, and a charge time measurement unit (CTMU) for capacitive touch. The MSSP module supports both SPI and I2C (master/slave), while the enhanced USART supports RS-232, RS-485 and IrDA. Internal oscillator modes eliminate external crystals in cost-sensitive designs. The PIC18F44K20 family targets battery-powered and energy-harvesting applications thanks to nanoWatt XLP technology. Typical standby currents below 100 nA and multiple low-power sleep modes with peripheral wake-up sources enable multi-year battery life on a single coin cell. The 256-byte EEPROM and high-endurance Flash (100K erase/write cycles) support field-updatable firmware. Typical applications include low-power wireless sensor nodes, home automation controllers, HVAC thermostat controls, portable medical monitors, and automotive body electronics. Designers select this part when they need a balance of code space (16 KB), low quiescent current, and a compact 44-pin QFN footprint with 36 GPIO lines for moderate I/O density. When designing with the PIC18F44K20T-I/ML, place a 100 nF ceramic decoupling capacitor within 3 mm of each VDD/VSS pair, follow Microchip AN1187 for in-circuit serial programming (ICSP) layout, and use MPLAB X IDE with XC8 compiler for firmware development. Note that the QFN package requires thermal vias under the exposed pad to the ground plane for reliable 1 A GPIO sink performance. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, helping procurement and engineering teams shorten evaluation cycles.

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PIC18F44K20T-I/MV - 8-bit 16KB Flash MCU 64MHz UQFN-40 | Microchip
PIC18F44K20T-I/MV

PIC18F44K20T-I/MV - 8-bit 16KB Flash MCU 64MHz UQFN-40 | Microchip

The Microchip Technology PIC18F44K20T-I/MV is an 8-bit PIC18 RISC microcontroller with 16 KB Flash program memory, 768 bytes of SRAM, and 256 bytes of data EEPROM, operating up to 64 MHz in a 40-pin UQFN (MV) exposed-pad package with Tape & Reel packaging. It integrates nanoWatt XLP ultra-low-power technology, an internal oscillator, 35 digital I/O pins, and rich peripheral set including multiple timers, enhanced USART, MSSP (SPI/I2C), ADC, comparators and CTMU. An 8-bit PIC microcontroller (MCU) is a Harvard-architecture microcontroller based on an enhanced RISC instruction set. PIC18 is the high-end 8-bit family from Microchip, positioned above PIC10/12/16 in code size and peripheral richness. Within the embedded system hierarchy, PIC MCUs sit under: PIC18 family -> 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. They are commonly used in cost-sensitive applications that require deterministic real-time control and low power consumption. Key features include 16 KB Flash (8K x 16 words), 768-byte data RAM, 256-byte EEPROM, 35 I/O, internal RC oscillator selectable from 31 kHz to 16 MHz, 10-bit ADC with up to 14 channels, two analog comparators, Charge Time Measurement Unit (CTMU), and three 16-bit timers. The nanoWatt XLP technology enables sleep currents down to the nanoampere range and active currents in the microampere range, which is critical for battery-powered designs. The MV suffix designates the 40-pin UQFN (5x5 mm) package with an exposed thermal pad. Architecturally, the device uses an enhanced PIC18 Harvard core with a hardware multiplier and a 16-bit instruction word, delivering up to 16 MIPS at 64 MHz. Wide operating voltage (1.8 V to 3.6 V typical, with extended 1.8 V - 5.5 V variant for K-series parts) and flexible oscillator options (internal 16 MHz / 31 kHz / PLL) allow operation from a single Li-Ion cell or 2x AA cells. The integrated CTMU enables capacitive touch sensing without external components. Typical applications include battery-powered IoT sensor nodes, consumer electronics remote controls, low-power metering, capacitive touch keypads, USB HID peripherals (when paired with a USB transceiver), and industrial control modules where deterministic 8-bit performance is sufficient. Designers should match the MV (UQFN-40) land pattern exactly when substituting to maintain pinout compatibility. This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC18F family, and practical design notes not found on the manufacturer overview page.

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PIC18F44K20T-I/PT - 8-bit 64MHz 16KB Flash MCU 44-TQFP
PIC18F44K20T-I/PT

PIC18F44K20T-I/PT - 8-bit 64MHz 16KB Flash MCU 44-TQFP

The Microchip Technology PIC18F44K20T-I/PT is an 8-bit PIC18 RISC microcontroller with 16KB (8K x 16) of Flash program memory, 768 bytes of SRAM, and 256 bytes of EEPROM, running at up to 64 MHz (16 MIPS) in a 44-pin TQFP (10x10 mm) package. It operates from 1.8V to 3.6V (with extended 1.8V-5.5V range) and provides 36 digital I/O pins, a 10-bit ADC with up to 14 channels, and nanoWatt XLP extreme low-power technology for battery-friendly designs. The "T" suffix denotes tape-and-reel packaging, while "I" indicates the industrial -40C to +85C operating temperature range. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable peripherals on one silicon die. Within the broader embedded taxonomy, the PIC18F44K20 sits in the 8-bit MCU class, which competes with 16-bit and 32-bit MCUs for cost- and power-sensitive applications. Microchip's enhanced PIC18 core combines a 16-bit instruction word with 8-bit data paths, achieving up to 16 MIPS throughput while retaining the deterministic interrupt model that makes PIC MCUs popular in real-time control. Key features include 16 KB Flash with self-programmability, 768 B SRAM, 256 B EEPROM, two USART modules, one MSSP (SPI/I2C), two CCP modules, and an enhanced 10-bit ADC with up to 14 channels. The nanoWatt XLP technology delivers typical sleep currents below 100 nA, and multiple low-power modes (Run, Idle, Sleep, and Deep Sleep with RTCC) allow designers to extend battery life in standby-heavy applications. Hardware multipliers and C-friendly instruction set extensions ease code density for embedded C compilers. The PIC18F44K20 uses Microchip's enhanced Harvard architecture with a 16-bit program path and an 8-bit data path, allowing single-cycle execution of most instructions. An internal 16 MHz oscillator and 4x PLL support 64 MHz operation without external crystals; combined with the 31 kHz low-power internal oscillator for low-power Run mode, this provides designers flexible clocking without external components. Typical applications include industrial sensor nodes, low-power remote controls, battery-powered instrumentation, automotive body controllers, consumer appliances, and USB-to-UART bridges (using the MSSP and USART peripherals). The 36 I/O count comfortably drives matrix keypads, character LCDs, and small graphic OLEDs while leaving pins for analog sensors and serial connectivity. When designing with this MCU, reserve one timer for the RTCC (with external 32.768 kHz crystal) if you need a real-time clock, and allocate the MSSP channel carefully between SPI and I2C peripherals. The 44-pin TQFP footprint matches the PIC18F45K20, PIC18F46K20, PIC18F44J50, and PIC18F43K20 families, enabling straightforward upgrades along the memory/peripheral ladder. Pricing is approximately $5.45 at qty-1 as of 2026-09-27 per DigiKey/Mouser listings. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F44K22-E/ML - 8-bit MCU, 16KB Flash, 44-QFN | Microchip
PIC18F44K22-E/ML

PIC18F44K22-E/ML - 8-bit MCU, 16KB Flash, 44-QFN | Microchip

The Microchip Technology PIC18F44K22-E/ML is an 8-bit PIC18 microcontroller built on the enhanced RISC architecture, offering up to 48 MHz operation with 16KB Flash program memory, 768 bytes of SRAM, and 256 bytes of EEPROM. It is housed in a 44-pin QFN (8x8 mm) surface-mount package with an exposed pad for enhanced thermal dissipation. The 'E' suffix indicates the Extended (automotive-grade) temperature range of -40C to +125C, while the 'ML' suffix indicates the QFN package variant. A microcontroller (MCU) is a single-chip computer containing a CPU, volatile and non-volatile memory, programmable I/O, and on-chip peripherals. The PIC18F family is Microchip's mainstream 8-bit line, positioned between the lower-end PIC16F and the more highly integrated PIC24/dsPIC families. It targets cost-sensitive embedded control, sensor interfacing, and human-machine interface (HMI) applications. The PIC18F44K22 specifically belongs to the 'K22' sub-family that adds nanoWatt XLP extreme-low-power technology, integrated capacitive touch (mTouch) peripherals, and automotive AEC-Q100 qualification, making it suitable for AEC-Q100 applications. Key features include 36 I/O pins arranged across 5 ports (PORTA-PORTE), a 10-bit ADC with up to 28 channels, two analog comparators, three enhanced USART modules, two I2C/SPI capable MSSP modules, and two 8-bit timers combined with three 16-bit timers. The nanoWatt XLP technology delivers extremely low sleep currents suitable for battery-powered applications. The 44-QFN package with exposed pad provides a compact 8x8 mm footprint while maintaining excellent thermal performance. Typical applications include HVAC fan controllers, automotive body and interior modules, white goods and small appliances, USB device controllers using the integrated USB 2.0 full-speed peripheral, and general purpose sensor/actuator nodes. The wide operating voltage range of 1.8V to 5.5V (with 4.2V-5.5V for the variant specified) allows direct connection to 5V sensors and 3.3V digital logic. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not typically consolidated in the manufacturer datasheet.

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PIC18F44K22-E/P - 8-bit 48MHz MCU, 16KB Flash, 40-PDIP | Microchip
PIC18F44K22-E/P

PIC18F44K22-E/P - 8-bit 48MHz MCU, 16KB Flash, 40-PDIP | Microchip

The Microchip Technology PIC18F44K22-E/P is an 8-bit PIC18 XLP microcontroller running up to 48MHz, equipped with 16KB Flash program memory (8K x 16), 768 bytes RAM, and 256 bytes EEPROM, housed in a 40-pin PDIP through-hole package. It supports an operating voltage range of 4.2V to 5.5V and features 36 digital I/O pins with nanoWatt XLP extreme-low-power technology for battery-friendly designs. An 8-bit microcontroller (MCU) is a single-chip computer optimized for embedded control tasks with an 8-bit data path, on-chip Flash, RAM, peripherals, and a CPU core in one package. The PIC18F family belongs to the broader PIC® microcontroller hierarchy (PIC10/12/16 -> PIC18 -> PIC24/dsPIC) within Microchip's 8-/16-bit MCU portfolio and is widely used in motor control, sensor interfacing, and human-machine interface subsystems. The XLP (eXtreme Low Power) family adds nanoWatt sleep modes that draw sub-microamp currents, extending battery life in always-on applications. Key features of the PIC18F44K22 include integrated peripherals: a 10-bit ADC with up to 28 channels, multiple Enhanced USART, MSSP (SPI/I2C), PWM modules, comparators, and CTMU charge-time measurement. The device supports self-programming, dual watchdogs, and a wide industrial temperature grade, all while running on the familiar PIC18 instruction set. The 64 MHz internal oscillator and 4x PLL allow flexible clocking options without external crystals. Architecturally, the PIC18F44K22 uses an enhanced Harvard RISC core with a hardware multiplier and 16-bit instructions, achieving 8 MIPS at 48 MHz while maintaining code compatibility with the PIC18 family. The internal voltage regulator and wide Vdd tolerance simplify 5V system design, and the nanoWatt XLP modes (sleep, deep sleep, RTCC from LPRC) enable 100 nA-class standby currents ideal for battery-powered sensor nodes. Typical applications include industrial control panels, home appliances, low-power IoT sensor nodes, automotive body electronics, USB device peripherals, and general-purpose embedded control. The 36 I/O lines and rich peripheral set also make it suitable for human-interface boards with LCDs, keypads, and rotary encoders. Design tip: place a 100 nF decoupling capacitor close to each Vdd/Vss pair and a 10 µF bulk capacitor on the main supply rail. Verify the MCLR pin is pulled high through a 10 kΩ resistor for reliable reset, and reserve a 4.7 kΩ I2C pull-up pair if you plan to use the MSSP peripheral. This page synthesizes distributor pricing, drop-in alternatives, and practical engineering guidance that complements - but does not replace - the manufacturer datasheet.

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PIC18F44K22-I/ML - 8-bit 64MHz XLP MCU 16KB Flash QFN-44 | Microchip
PIC18F44K22-I/ML

PIC18F44K22-I/ML - 8-bit 64MHz XLP MCU 16KB Flash QFN-44 | Microchip

The Microchip Technology PIC18F44K22-I/ML is a high-performance 8-bit PIC18 microcontroller with nanoWatt XLP extreme-low-power technology, integrating 16 KB Flash, 768 B SRAM and 256 B EEPROM in a 44-pin QFN-EP package with 64 MHz maximum clock speed. A PIC (Peripheral Interface Controller) microcontroller is a compact programmable processor that combines CPU, non-volatile program memory, working RAM, data EEPROM, and configurable peripherals on a single CMOS die. The PIC18 family uses an enhanced 8-bit RISC architecture with a 16-bit instruction word, while PIC18F 'K' series devices add the nanoWatt XLP energy-management extensions that allow peripheral clocks, oscillators and core logic to be turned off individually, dropping active current to the microampere range. The PIC18K22 sits in the mid-density flash tier, sharing a common peripheral set (10-bit ADC, comparators, PWM, mTouch capacitive sensing) with its sibling PIC18F46K22 / PIC18F45K22 parts that simply scale memory and pin count upward. Key specifications include 16 KB self-programmable Flash program memory, 768 B SRAM and 256 B EEPROM, 36 digital I/O pins multiplexed with peripheral functions, a 10-bit ADC with up to 28 input channels, two rail-to-rail analog comparators with programmable on-chip voltage reference, two CCP/ECCP/PWM modules and four 8/16-bit timer/counters. The nanoWatt XLP feature set delivers typical sleep currents under 100 nA with retention and a real-time-clock calendar mode from 32 kHz crystals. Operating voltage spans 1.8 V to 5.5 V (2.3 V minimum for full 64 MHz MIPS performance), suitable for both 3.3 V and 5 V rails. Typical applications span battery-powered sensor nodes, low-power IoT edge devices, USB-less human-interface panels, capacitive-touch button or slider front panels, small motor-control loops and 5 V industrial instrumentation. The wide VDD range and QFN-44 small footprint make it a flexible upgrade path for designs that previously used the older PIC18F4420 or PIC18F44J11 devices. Designers should review the Microchip PIC18F44K22 datasheet for the HFINTOSC, FVR, PLVD and mTouch peripheral programming models. Drop-in migration to PIC18F45K22 (32 KB Flash) and PIC18F46K22 (64 KB Flash) within the same QFN-44 package is supported, enabling memory scaling without PCB changes. This page consolidates distributor pricing, verified drop-in alternatives and pin-specific design notes drawn from manufacturer documentation, providing context that is not present in the standalone datasheet.

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PIC18F44K22-I/MV - 16KB Flash 8-bit MCU | Microchip
PIC18F44K22-I/MV

PIC18F44K22-I/MV - 16KB Flash 8-bit MCU | Microchip

The Microchip Technology PIC18F44K22-I/MV is an 8-bit PIC18 microcontroller from the nanoWatt XLP family, offering 16 KB of Flash program memory and 768 bytes of RAM in a 40-pin UQFN (5x5 mm) package. It supports clock speeds up to 64 MHz from an internal oscillator, integrates a 10-bit ADC with up to 28 channels, two enhanced USART modules, two MSSP (SPI/I2C) peripherals, and Microchip's nanoWatt eXtreme Low-Power technology for battery-sensitive designs. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path, optimized for deterministic real-time control with modest memory and pin counts. PIC18F-series parts sit at the upper end of Microchip's 8-bit portfolio, combining C-friendly Harvard architecture, hardware multiplier, and rich peripheral integration. Within the broader taxonomy, the PIC18F44K22 belongs to the microcontroller category of integrated circuits, serving embedded control applications ranging from consumer appliances to industrial sensor hubs. Key features include a wide 2.3V to 5.5V supply range (functional down to 1.8V with internal regulator), an integrated 16 MHz to 64 MHz HFINTOSC with PLL, 36 digital I/O pins, and ultra-low-power sleep currents in the nanoampere range. The K22 series adds CTMU charge-time measurement, multiple PWM channels, and enhanced capture/compare peripherals for motor and lighting control. Architecturally, the device combines a RISC core with a hardware 8x8 multiplier, enabling efficient C code execution, and provides 256-byte data EEPROM for non-volatile parameter storage. The 32-level hardware stack and 31 interrupt sources make it well-suited to multi-tasking control loops. On-chip debugging is supported via two dedicated ICSP pins, allowing MPLAB X IDE integration without additional emulator hardware. Typical applications include low-power sensor nodes, IoT edge devices, white-goods motor control, LED lighting controllers, and industrial instrumentation requiring extended battery life. The compact UQFN-40 footprint also supports space-constrained wearables and handheld products. When designing with this part, select decoupling capacitors close to VDD/AVDD pins and route the 48 MHz HFINTOSC trace away from analog ADC inputs to minimize coupling. Use the internal regulator mode to reduce external components, and verify the UQFN thermal pad is soldered to a sufficient copper pour for reliable operation at high toggle rates. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, giving procurement and design engineers a single reference for evaluating the PIC18F44K22-I/MV against direct substitutes in the PIC18F family.

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PIC18F44K22-I/P - 8-bit 64MHz XLP MCU 16KB Flash 40-PDIP | Microchip
PIC18F44K22-I/P

PIC18F44K22-I/P - 8-bit 64MHz XLP MCU 16KB Flash 40-PDIP | Microchip

The Microchip Technology PIC18F44K22-I/P is an 8-bit microcontroller from the PIC18F "K22" family with nanoWatt XLP extreme-low-power technology, 16KB of Flash program memory, 768 bytes of SRAM, and 256 bytes of EEPROM, housed in a 40-pin PDIP (0.600") through-hole package. According to the Microchip datasheet, it executes instructions at up to 64 MHz (16 MIPS) from a 2.3V-5.5V supply and exposes 36 digital I/O pins plus a 28-channel 10-bit ADC. The device is in production status on Microchip's product page, with newer-generation parts such as the PIC18F45Q10 noted as the recommended migration target. A PIC18 microcontroller is an 8-bit Harvard-architecture MCU built around a RISC core with hardware accumulator, hardware multiply, and a peripheral set optimized for low-power mixed-signal embedded designs. PIC18 sits at the top of Microchip's 8-bit PIC portfolio and shares a common instruction set across 28/40/44-pin packages, enabling firmware portability within the family. Within the power-management IC hierarchy it belongs to the broader "microcontroller -> MCU -> embedded controller -> semiconductor" taxonomy. Key features include 16KB self-programmable Flash, hardware CCP/ECCP modules, multiple Enhanced USART, SPI, I2C interfaces, a 10-bit ADC with up to 28 input channels, mTouch capacitive touch peripherals, nanoWatt XLP sleep currents as low as 20 nA, and 5 CCP PWM channels for motor and lighting control. The -I/P suffix denotes the industrial temperature grade (-40C to +85C) and PDIP-40 package. The architecture combines an 8-bit data path with a 16-bit instruction word, an 8-level hardware stack, and C-optimized architecture, which simplifies compiler output while preserving deterministic interrupt response. The peripheral set (ADC, comparators, CTMU, mTouch, EUSART, MSSP, ECCP) supports sensing, communication, and actuation without external logic. Typical applications include low-power sensor nodes, home-automation appliances, industrial control panels, capacitive touch user interfaces, motor control, and USB/serial bridging in cost-sensitive embedded designs. When designing with this MCU, leave headroom on Vdd for ADC accuracy and add a 100 nF decoupling cap adjacent to every supply pin. For firmware migration to newer families, validate the SFR map because newer Q-series parts reorganize peripheral registers.

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PIC18F44K22T-I/ML - 8-bit 64MHz 16KB Flash MCU | Microchip
PIC18F44K22T-I/ML

PIC18F44K22T-I/ML - 8-bit 64MHz 16KB Flash MCU | Microchip

The Microchip Technology PIC18F44K22T-I/ML is an 8-bit PIC18 enhanced microcontroller in the nanoWatt XLP family, offering 16KB of Flash program memory, 64 MHz maximum CPU clock, and 36 general-purpose I/O in a 44-pin QFN (ML) 8x8 mm package with exposed pad. It is supplied in tape-and-reel packaging (suffix T), with an industrial operating temperature range of -40C to +85C, and operates across 2.5V/3.3V/5V supply rails with a 1.8V-5.5V extended voltage range. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on a single silicon die. The PIC18 family implements an enhanced 8-bit RISC architecture with 200 ns instruction execution (up to 16 MIPS at 64 MHz), targeting high-performance yet power-sensitive embedded designs. Within the broader taxonomy, PIC18F44K22 belongs to the 8-bit MCU category, which sits below 16-bit dsPIC and 32-bit ARM Cortex-M devices in both complexity and per-unit cost. It is one of three pin-compatible variants (40-pin, 44-pin, and 28-pin) sharing the same K22 peripheral family and codebase. Key features include nanoWatt XLP extreme-low-power technology with sleep currents down to ~20 nA, a 10-bit ADC with up to 28 channels, two Enhanced USART modules, two MSSP (SPI/I2C) ports, a 5-bit DAC, three ECCP and two CCP modules, two comparators, and a hardware RTCC. The integrated 16 MHz internal oscillator is factory calibrated to +/-1 percent, eliminating the need for an external crystal in many cost-sensitive designs. The architecture combines a 16-bit instruction word with an 8-bit data path, using a hardware multiplier for 8x8 unsigned operations in a single cycle and supporting C-compiler-friendly memory models. Internal self-programmability allows bootloader-based field upgrades, while the ICD/ICSP interface supports in-circuit debugging via tools such as MPLAB PICkit 5. Typical applications include low-power sensor nodes, AEC-Q100 automotive subsystems, industrial control (HMI, motor drive interfaces), consumer white goods, USB/serial bridge firmware, and battery-powered instrumentation. The QFN-44 footprint suits compact layouts where thermal performance matters. Design tip: leverage the nanoWatt XLP idle/sleep modes and run the CPU from the 16 MHz internal oscillator at 1 MHz during idle periods to extend battery life. Always tie the exposed pad of the QFN to a clean GND plane with multiple thermal vias for EMC and thermal performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, providing engineers with a single source for sourcing, comparison, and design-in decisions for the PIC18F44K22T-I/ML.

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PIC18F44K22T-I/MV - 16KB Flash XLP 8-bit MCU 40-UQFN | Microchip
PIC18F44K22T-I/MV

PIC18F44K22T-I/MV - 16KB Flash XLP 8-bit MCU 40-UQFN | Microchip

The Microchip Technology PIC18F44K22T-I/MV is a 8-bit PIC18 microcontroller built on Microchip's nanoWatt XLP technology platform, delivering 64 MHz CPU performance with 16 KB of Flash program memory and 768 B of RAM in a 40-pin UQFN (5x5 mm) package (designator MV). It is part of Microchip's low-power, high-performance PIC18 family and integrates peripherals including an enhanced universal synchronous/asynchronous receiver-transmitter (EUSART), multiple capture/compare/PWM (ECCP) modules, a 10-bit ADC, and the nanoWatt XLP power-management engine for ultra-low standby current. The 'T' suffix indicates tape-and-reel packaging, while 'I' denotes the industrial -40C to +85C operating temperature range. The 'MV' suffix specifies the 40-pin UQFN surface-mount package. A PIC18 microcontroller belongs to the 8-bit microcontroller category, sitting at the base of the embedded control hierarchy alongside 16-bit, 32-bit, and ARM Cortex-based MCUs. Within Microchip's portfolio, PIC18 sits between PIC16 (baseline) and dsPIC33 (digital signal controller) families. PIC18 parts use a modified Harvard RISC architecture with 16-bit instructions, an 8-bit data path, hardware multiplier, and C-friendly instruction set, and they serve as general-purpose microcontrollers in commercial, industrial, and consumer products. PIC18F K-series parts add nanoWatt XLP low-power features and high-performance analog for battery-powered and energy-efficient designs. Key features include 64 MHz (16 MIPS) operation from a 2.3V to 5.5V supply (typical operation extends to 5.5V), 36 programmable I/O pins, an internal 16 MHz oscillator with PLL, a 10-bit ADC with multiple input channels, two EUSART peripherals, two MSSP (SPI/I2C) peripherals, and Enhanced Capture/Compare/PWM modules. The device supports nanoWatt XLP idle/doze/sleep modes for battery-aware applications. The 40-UQFN (5x5 mm) package conserves board area while exposing the full peripheral set, including two analog comparators and a charge time measurement unit (CTMU) for capacitive touch. Technical depth: the device contains 64 KB of addressable program space (the program image in Flash is 16 KB), 3936 B of data SRAM, 256 B of EEPROM, a 32-level hardware stack, and an in-circuit debugger interface. The on-chip debug and ICSP programming pads give design engineers a low-cost development path using Microchip's PICkit or MPLAB SNAP tools. The microcontroller is supported by MPLAB X IDE and the free XC8 C compiler, and it integrates with Microchip's code-configurator ecosystem. Typical applications include industrial sensor signal conditioning with the ADC + CTMU, low-power battery IoT sensor nodes leveraging nanoWalt XLP sleep modes, USB HID peripherals using the MSSP/EUSART plus external transceiver, home appliance control, motor-control loops via the ECCP module, and human-interface boards with capacitive touch buttons. The wide -40C to +85C industrial temperature range makes the PIC18F44K22T-I/MV a workhorse for harsh-environment and factory-automation designs. When designing with this device, ensure the chosen 5x5 mm UQFN footprint and adjacent decoupling lands are on a clean ground pour. Place a 100 nF decoupling capacitor as close as possible to the VDD pins, and route the ICSP clock/data lines away from switching traces to maintain debug reliability. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F44K22T-I/PT - 8-bit 64MHz XLP MCU 16KB Flash | Microchip
PIC18F44K22T-I/PT

PIC18F44K22T-I/PT - 8-bit 64MHz XLP MCU 16KB Flash | Microchip

The Microchip Technology PIC18F44K22T-I/PT is an 8-bit PIC18F microcontroller from the nanoWatt XLP family, delivering up to 64 MHz CPU performance from a 16 KB (8K x 16) Flash program memory and 768 bytes of RAM, housed in a 44-pin TQFP (10x10 mm) surface-mount package. Background Knowledge: A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (typically Flash), volatile data memory (RAM), and a rich set of peripherals such as timers, ADC, communication ports, and GPIO. The PIC18F family is Microchip's 8-bit architecture with an enhanced instruction set, hardware multiplier, and C-compiler-friendly design, sitting in the broader hierarchy of MCU -> embedded controller -> semiconductor. The "K" series and "nanoWatt XLP" branding indicate ultra-low-power variants designed for battery-powered and energy-harvesting applications. Key features include 16 KB self-programmable Flash, 768 bytes RAM, 256 bytes EEPROM, up to 64 MHz operation, and an industrial-grade temperature range of -40C to +85C (I-suffix). Peripherals include multiple Enhanced USART, MSSP (SPI/I2C), 10-bit ADC with up to 30 channels (on 44-pin variants), 8-bit/16-bit timers, and PWMs. The "44K22" silicon supports nanoWatt XLP technology with sleep currents in the nanoamp range, making it well suited to portable and always-on designs. The PIC18F44K22T-I/PT variant is supplied in TQFP-44 (PT) industrial temperature grade and Tape-and-Reel packaging, denoted by the "T" suffix. It is part of the 28/40/44-pin PIC18F2X/4XK22 family that shares a common core, instruction set and peripheral IP, differing mainly in pin count, Flash/RAM size and analog channel count. This sharing enables seamless migration across PIC18F4XK22 and PIC18F2XK22 SKUs within the same PCB footprint family. Typical applications include low-power IoT sensor nodes, battery-powered handheld instruments, home automation and appliance controls, automotive body and accessory electronics (non-safety), and industrial sensor interface boards. The combination of low sleep current, generous Flash, and rich analog/digital peripherals makes it a flexible general-purpose MCU. When designing with the PIC18F44K22T-I/PT, ensure that the ICSP programming pins (PGC/PGD) are routed to a header for in-circuit programming, and that the supply decoupling (typically 100 nF on VDD plus bulk capacitance) is placed close to the pins. Verify the silicon revision and errata against the current datasheet, since K22-family revisions have had ADC and WDT errata updates. This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC18F family, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F4510-I/P - 8-bit 40MHz 32KB Flash MCU | Microchip
PIC18F4510-I/P

PIC18F4510-I/P - 8-bit 40MHz 32KB Flash MCU | Microchip

The Microchip Technology PIC18F4510-I/P is an 8-bit PIC microcontroller based on the enhanced PIC18 Harvard architecture, featuring 32 KB of Flash program memory, 1536 bytes of SRAM, and 256 bytes of EEPROM, housed in a 40-pin PDIP (DIP-40) through-hole package. It runs at up to 40 MHz clock speed with an instruction cycle time of 100 ns (4 clocks per instruction) and operates from 4.2 V to 5.5 V supply, providing 36 digital I/O pins, a 10-bit Analog-to-Digital Converter with up to 13 input channels, two Enhanced USART modules, MSSP (SPI/I2C), and two CCP modules. The "I" suffix indicates the industrial operating temperature range of -40C to +85C, while the "/P" suffix denotes the PDIP-40 package. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, peripherals, and interrupt logic on one die. The PIC18F family specifically targets high-performance 8-bit applications using a RISC-style instruction set with 16-bit opcodes, an 8-bit data path, and 31-level hardware stack, positioning it between simple PIC10/12/16 parts and the 16-bit dsPIC/PIC24 family. This hierarchy places the PIC18F4510 within the broader class of microcontrollers, then to embedded controllers, and finally to the larger embedded processing semiconductor category used for system-level design. Key differentiating features of the PIC18F4510 include nanoWatt technology for dynamic power management with multiple idle and sleep modes, a 10-bit A/D converter with up to 13 channels and auto-acquisition, two Enhanced USART ports supporting RS-232/RS-485, a Master Synchronous Serial Port (MSSP) configurable for SPI or I2C, and 4 timer modules (Timer0 through Timer3). The device also includes a 10-bit Pulse-Width Modulation (PWM) module, parallel slave port, and 13 channels of 10-bit ADC. The PIC18F4510 is engineered around the enhanced PIC18 core with hardware multiply support and C-compiler friendly architecture. It uses Flash program memory with self-programming capability, allowing in-field firmware updates via ICSP (In-Circuit Serial Programming). The device integrates an internal RC oscillator, a 10-bit ADC, and nanoWatt power management features in a single 40-pin PDIP package, balancing performance with cost-effectiveness for embedded designs. Typical applications include industrial control systems, automotive body electronics, consumer appliance controllers, HVAC systems, sensor interface modules, and educational/hobbyist projects. The 32 KB Flash and 1536-byte SRAM support C-based firmware using the MPLAB XC8 compiler, while the 36 I/O lines and 13 ADC channels enable interfacing with multiple sensors, switches, and communication peripherals. When designing with this device, consider the power consumption in sleep modes - the nanoWatt feature provides multiple low-power states. Decoupling capacitors (0.1 uF) should be placed close to VDD/AVDD pins, and the ICSP programming interface requires dedicated RB6/RB7 pin access. The 40-pin PDIP package enables easy prototyping on breadboards and through-hole PCBs. This page synthesizes distributor pricing, drop-in compatible alternatives within the PIC18F44 family, and practical design notes not commonly found in the manufacturer datasheet, providing engineers with a curated selection guide for new designs and legacy maintenance.

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PIC18F4515-E/ML - 8-bit 48KB Flash MCU, 44-VQFN | Microchip
PIC18F4515-E/ML

PIC18F4515-E/ML - 8-bit 48KB Flash MCU, 44-VQFN | Microchip

The Microchip Technology PIC18F4515-E/ML is an 8-bit Flash microcontroller from the PIC18F family, offering up to 48KB of program memory (24K x 16) and 25 MIPS performance at 5V, housed in a 44-pin VQFN exposed-pad package. The device features a C-compiler-optimized RISC architecture, an 8x8 single-cycle hardware multiplier, and an internal oscillator block supporting 31 kHz to 8 MHz with 4x PLL, providing flexible clocking across a 2V to 5.5V operating range. An 8-bit microcontroller is a single-chip computer that integrates a CPU, program memory (Flash), data RAM, EEPROM, and a rich set of peripherals (ADC, timers, communication ports) on one die. PIC18F devices specifically target mid-range embedded applications with C-friendly architecture (linear program memory, hardware multiply, hardware stack), placing them in the hierarchy MCU -> microcontroller -> embedded controller -> semiconductor. The nanoWatt Technology dynamic power-management modes in this family minimize active and sleep currents, extending battery life in low-duty-cycle applications. Key differentiating features include a 10-bit ADC with up to 13 channels, enhanced CCP modules, a programmable 16-bit timer, an enhanced USART supporting RS-485/RS-232, an MSSP port for SPI and I2C (master/slave), dual analog comparators, a 32 kHz secondary oscillator for real-time-clock use, fail-safe clock monitor, and a separate RC-oscillator watchdog timer. The enhanced instruction set adds 8x8 hardware multiply in a single cycle, table read/write to Flash, and a 31-level hardware stack. The Extended (-E) temperature grade supports -40C to +125C operation. The 44-pin VQFN with exposed pad offers a compact footprint while exposing a thermal pad that, when soldered to the PCB ground plane, dramatically lowers theta_JA and improves continuous full-speed operation. The MPLAB ICD and PICkit debuggers program Flash and provide in-circuit breakpoints through the standard ICSP interface, enabling firmware iteration without removing the chip. Typical applications include industrial automation (sensor conditioning with on-chip ADC, Modbus RS-485 node), automotive body and HVAC controls (AEC-Q100 equivalent Extended temp grade), medical low-power instrumentation (sleep-mode sensor reading), consumer appliances (user interface + motor/relay control), and USB-free embedded networking using enhanced USART. The combination of large Flash, 10-bit ADC, and nanoWatt modes also suits data loggers and remote sensor transmitters. A design consideration: the extended -E temperature variant is intended for harsh environments but operates at slightly different DC characteristics than the -I industrial grade; verify oscillator stability and ADC linearity across the full -40C to +125C range during validation, and place a 0.1 uF ceramic decoupling capacitor within 5 mm of each VDD/VSS pair. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F4515-E/P - 8-bit 48KB Flash MCU, 40-Pin PDIP | Microchip
PIC18F4515-E/P

PIC18F4515-E/P - 8-bit 48KB Flash MCU, 40-Pin PDIP | Microchip

The Microchip PIC18F4515-E/P is an 8-bit RISC Flash microcontroller from the PIC18F family, delivering up to 10 MIPS performance at 3V, housed in a 40-pin PDIP through-hole package. The device integrates 48KB of Flash program memory, 3968 bytes of SRAM, and 256 bytes of EEPROM, with 36 digital I/O lines and a 10-bit A/D converter. A microcontroller (MCU) is a single-chip computer containing a CPU, memory, and programmable I/O peripherals. The PIC18F family sits within Microchip's 8-bit PIC architecture hierarchy: PIC18F -> PIC18 -> PIC -> 8-bit MCU -> microcontroller -> embedded system. The PIC18F4515-E/P belongs to the nanoWatt power-managed family, providing flexible oscillator options including an internal 31 kHz to 8 MHz source with 4x PLL. Key features include a hardware 8x8 single-cycle multiplier, a Fail-Safe Clock Monitor (FSCM) for safe shutdown when the primary clock fails, and a separate Watchdog Timer with its own RC oscillator. The integrated 10-bit ADC supports multiple analog input channels, while dual analog comparators and a 10-bit Pulse-Width Modulation (PWM) module enable motor control and power-conversion designs. The 40-pin PDIP form factor is favored for hobbyist, breadboard, and legacy through-hole assemblies. The PIC18F4515-E/P's C-optimized RISC architecture allows efficient code generation with the MPLAB XC8 compiler. The -E suffix denotes the extended industrial temperature range (-40C to +125C). Internal peripherals such as the Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART), Master Synchronous Serial Port (MSSP) supporting SPI and I2C, and a parallel slave port make this device suitable for communication-rich embedded applications. Typical applications include industrial control panels, sensor monitoring nodes, low-power motor drivers, and legacy 5V embedded systems. The wide operating voltage range of 2.0V to 5.5V supports battery-powered and USB-powered designs, while the nanoWatt technology enables sleep currents in the microamp range for energy-harvesting endpoints. When designing with this MCU, observe the 40-pin PDIP pinout shared with the PIC18F4X1X series and verify the 5V-tolerant I/O count against your application. Decouple VDD with at least 100 nF ceramic plus 10 uF bulk capacitors placed within 5 mm of the supply pins. 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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PIC18F4515-E/PT - 8-Bit 48KB Flash MCU, 44-TQFP | Microchip
PIC18F4515-E/PT

PIC18F4515-E/PT - 8-Bit 48KB Flash MCU, 44-TQFP | Microchip

The Microchip Technology PIC18F4515-E/PT is an 8-bit RISC Flash microcontroller from the PIC18F family, featuring 48 KB of program Flash, 3968 bytes of RAM, 256 bytes of EEPROM, and 36 I/O pins in a 44-pin TQFP surface-mount package. It executes instructions at up to 10 MIPS from a 40 MHz internal clock (10 MHz input oscillator, 4x PLL option to 40 MHz) and integrates a 10-bit ADC with up to 13 channels, multiple Enhanced USART/CCP/ECCP peripherals, an Enhanced CAN 2.0B module, and the nanoWatt power-managed sleep modes that made the PIC18F45xx series a workhorse for industrial and automotive embedded designs. The 'E' suffix designates the Extended (-40C to +125C) operating temperature range, while the '/PT' suffix specifies the 44-pin TQFP (Thin Quad Flat Pack) package supplied in Tray. A PIC (Peripheral Interface Controller) microcontroller is a Harvard-architecture, RISC-based single-chip computer that integrates CPU, Flash program memory, RAM, EEPROM, timers, communication peripherals, and I/O on one die. Within the broader semiconductor taxonomy, PIC MCUs belong to Microcontrollers > 8-bit MCUs > Flash MCUs > Embedded Controllers, and they are designed for deterministic real-time control with low power consumption. The PIC18 family is the upper end of Microchip's 8-bit line, adding 16-bit-wide instructions, hardware multiply, and linear program memory up to 2 MB. Key features of the PIC18F4515 include 48 KB Flash (24K x 16), 3.8 KB RAM, 256 B EEPROM, a 10-bit A/D converter with 13 input channels (shared with analog-capable I/O), a CAN 2.0B controller with DMA-style message buffering, an Enhanced USART, MSSP (SPI/I2C), two CCP and one ECCP module, two 8-bit and three 16-bit timers, a 16-bit timer with Gate Control for motor control, and the nanoWatt power-managed run/IDLE/sleep modes. The 44-TQFP package gives a compact 10x10 mm footprint with 0.80 mm pitch and supports standard SMT assembly. Typical applications for the PIC18F4515 include CAN node endpoints in automotive body and chassis ECUs, industrial sensor hubs, motor control boards, building automation nodes, and any embedded system that needs CAN bus connectivity plus moderate Flash. The 10-bit ADC and 13 analog inputs suit it well for multi-signal acquisition. The device supports In-Circuit Serial Programming (ICSP) via MPLAB X IDE, MPLAB XC8 C compiler, and PICkit 5 debug probe. When designing with the PIC18F4515, reserve 5V supply margin and follow Microchip's recommended decoupling (0.1 uF + bulk) on VDD/VSS pairs, plus a 10 uF bulk on AVDD/AVSS for ADC accuracy. For CAN, terminate the bus with 120 ohm at each end and respect the bus-length vs baud-rate tradeoff. Migration paths include the PIC18F45K22 (more RAM, nanoWatt XLP) and the PIC18F46K22, both in pin-compatible TQFP-44. This page synthesizes distributor pricing, drop-in alternatives, application notes, and practical design guidance not consolidated on the manufacturer datasheet.

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PIC18F4515-I/ML - 48KB Flash 8-bit MCU, 44-QFN | Microchip
PIC18F4515-I/ML

PIC18F4515-I/ML - 48KB Flash 8-bit MCU, 44-QFN | Microchip

The Microchip Technology PIC18F4515-I/ML is an 8-bit RISC microcontroller in the PIC18 family, delivering up to 10 MIPS performance from a C compiler-optimized architecture housed in a 44-pin QFN package with industrial -40C to +85C temperature rating. Key headline specifications include 48 KB of Flash program memory, 3968 bytes of SRAM data memory, a maximum clock speed of 40 MHz, and 36 general-purpose I/O pins. The part integrates Enhanced USART (EUSART), MSSP (I2C/SPI), and Parallel Slave Port (PSP) connectivity alongside four timers and multiple PWM channels. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O into one package, allowing it to sense, compute, and actuate in embedded systems. Within the broader taxonomy, the PIC18F4515 belongs to the 8-bit MCU category, then to the flash-microcontroller family, then to the PIC18 enhanced-flash series, and finally to the integrated circuit (semiconductor) class. It is built on CMOS process technology and includes nanoWatt power management, which makes it suitable for both battery-powered and line-powered applications. Key differentiating features include a 10-bit ADC with up to 13 input channels, an internal oscillator block programmable from 31 kHz to 8 MHz, a hardware 8x8 single-cycle multiplier, and a Fail-Safe Clock Monitor that allows safe shutdown if the primary clock fails. The device also provides a separate RC-oscillator-backed Watchdog Timer for independent system recovery. Architecturally, the PIC18F4515 uses a Harvard-class RISC core with separate program and data buses, allowing instruction fetch and data access to occur in the same cycle. The on-chip Flash supports self-programming under software control, enabling field firmware updates and bootloader-style in-application re-flashing without an external programmer. Typical applications include industrial control panels, sensor interface nodes, USB-to-UART bridges, motor-control signal conditioning, and home appliances. The wide peripheral set and nanoWatt idle modes also suit it for low-power remote sensor nodes and HVAC thermostat controllers. When designing with this device, ensure the Vdd decoupling network uses a 100 nF ceramic cap placed within 5 mm of each Vdd pin and that the MCLR pin is pulled high through a 10 kohm resistor with a 100 nF cap to ground for in-circuit serial programming. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet.

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PIC18F4515-I/P - 8-bit 40MHz 48KB Flash MCU 40-PDIP | Microchip
PIC18F4515-I/P

PIC18F4515-I/P - 8-bit 40MHz 48KB Flash MCU 40-PDIP | Microchip

The Microchip PIC18F4515-I/P is an 8-bit PIC18F-series microcontroller running at 40 MHz with 48 KB of Flash program memory (24K x 16 words), 3,968 bytes of SRAM, and 256 bytes of EEPROM, packaged in a 40-pin PDIP (Plastic Dual-In-line Package) for through-hole industrial and educational designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable I/O peripherals. The PIC18F family uses a modified Harvard RISC architecture with 16-bit instructions and 8-bit data path, designed by Microchip as the high-performance tier of their 8-bit portfolio and widely deployed in motor control, instrumentation, and embedded control. Key features include the 40 MHz internal oscillator support, nanoWatt Technology for low-power sleep modes, a 10-bit ADC with up to 13 input channels, two USART modules, an MSSP (Master Synchronous Serial Port) supporting SPI and I2C, two CCP (Capture/Compare/PWM) modules plus an enhanced ECCP, and a parallel slave port for external bus interfacing. The 36 digital I/O pins are 5V tolerant, with hardware PWM and interrupt-on-change capability. Architecturally, the device uses a 16-bit modified Harvard core with 32 KB of linear program addressing, an 8x8 hardware multiplier, and a priority-interrupt controller. The 48 KB Flash supports self-programming, enabling in-field firmware updates via bootloader, and the nanoWatt Technology suite provides deep-sleep current in the microamp range for battery-backed applications. Typical applications include industrial control panels, HVAC fan and damper controllers, security and alarm panels, low-end automotive body modules, instrumentation front-ends, and educational/development platforms such as the PICDEM board ecosystem, where the 40-pin PDIP allows easy breadboard prototyping. When designing with this part, ensure the MCLR reset pin is properly pulled up with a 10 kohm resistor and that VDD decoupling includes a 100 nF ceramic capacitor placed within 5 mm of each power pin. Programming is supported via the ICSP interface using the MPLAB PICkit 5, ICD 4, or MPLAB X IDE 6.x toolchain, with no external crystal required when using the internal oscillator. This page synthesizes distributor pricing, drop-in pin-compatible alternatives from the PIC18F family, and practical design notes drawn from the manufacturer datasheet - content not found on any single distributor or manufacturer page.

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PIC18F4515T-I/PT - 8-Bit 40MHz 48KB Flash MCU TQFP-44 | Microchip
PIC18F4515T-I/PT

PIC18F4515T-I/PT - 8-Bit 40MHz 48KB Flash MCU TQFP-44 | Microchip

The Microchip Technology PIC18F4515T-I/PT is an 8-bit PIC18F-family microcontroller (MCU) running at up to 40 MHz, integrating 48 KB of Flash program memory organized as 24K x 16 words, 3.8 KB of data RAM, and a 10-bit Analog-to-Digital (A/D) converter, housed in a 44-pin TQFP (10x10 mm) package. The part carries the "T" tape-and-reel packaging suffix and the "I" industrial temperature grade (-40C to +85C). A PIC microcontroller is a compact single-chip computer that integrates a CPU, program memory, RAM, peripherals (A/D converters, timers, communication ports), and I/O on one die. PIC18F-series parts use an enhanced 8-bit RISC core with 16-bit instructions and 8-bit data, scaling from simple 18-pin devices up to 80-pin parts. PIC MCUs sit within the broader hierarchy of microcontrollers -> embedded processors -> semiconductors, and are widely used for cost-sensitive real-time control. This PIC18F4515T-I/PT specifically targets mid-pin-count designs that need abundant I/O and an integrated A/D. Key features include 36 digital I/O pins, a 10-bit A/D converter with up to 13 input channels, nanoWatt Technology power management for low-power sleep modes, an Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART), a Master Synchronous Serial Port (MSSP) supporting SPI and I2C, up to four 8/16-bit timers, and a Capture/Compare/PWM (CCP) module. The device operates from 4.2 V to 5.5 V. Architecturally, the PIC18F4515 uses an enhanced Harvard architecture with separate program and data buses, a 31-level hardware stack, and a 16-bit instruction word. The internal oscillator options and PLL block reduce external component count. nanoWatt Technology adds multiple idle/sleep modes with dynamic clock switching for battery-aware designs. Typical applications include industrial control panels, HVAC control boards, motor control signal conditioning, automotive body electronics, sensor interface front-ends, and consumer white goods. The 36 I/O lines and 13-channel ADC make it a strong fit for multi-channel analog monitoring boards. When designing with this MCU, place a 0.1 uF decoupling capacitor adjacent to every VDD/VSS pair, follow Microchip's recommended oscillator layout if a crystal is used, and ensure MCLR has its required pull-up network. ICSP/ICD programming requires the standard 5-pin Microchip header. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the standalone datasheet.

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PIC18F452-E/L - 8-bit PIC MCU, 32KB Flash, 40MHz, 44-PLCC | Microchip
PIC18F452-E/L

PIC18F452-E/L - 8-bit PIC MCU, 32KB Flash, 40MHz, 44-PLCC | Microchip

The Microchip Technology PIC18F452-E/L is an 8-bit RISC PIC18 microcontroller featuring 32KB of Flash program memory, 1536 bytes of RAM, and 256 bytes of EEPROM, operating at up to 40MHz (10 MIPS) in a 44-pin PLCC (J-Lead) package. It delivers 34 digital I/O lines, an 8-channel 10-bit Analog-to-Digital converter, two Capture/Compare/PWM modules, an MSSP configurable as SPI or I2C, and a USART for asynchronous or synchronous serial communication. The extended (-E) temperature grade supports 4.2V to 5.5V operation across the industrial range. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, working RAM, and peripherals such as timers, ADCs, and communication interfaces into one IC. The PIC18F family sits at the upper end of Microchip's 8-bit portfolio, with an enhanced instruction set, hardware multiplier, and 16-bit-wide instruction words that double throughput versus the baseline PIC16 architecture. Within the broader taxonomy, the PIC18F452 belongs to the PIC18F45x sub-family, sharing pinout and code compatibility with PIC18F242/442/252/452 devices in 28- and 40/44-pin packages. Key features of the PIC18F452-E/L include self-programmability for in-application firmware upgrades, an ICD (In-Circuit Debugger) interface for development, nanoWatt Technology power management with multiple idle and sleep modes, and code protection via configuration bits. The 40MHz clock provides 10 MIPS execution, while the 8-channel 10-bit ADC supports up to 8 analog inputs for sensor acquisition. The two CCP modules deliver flexible PWM, capture, and compare functions for motor control or timing applications. Typical applications span industrial control systems, HVAC equipment, automotive body electronics, sensor signal conditioning, and embedded control panels. The wide 4.2V-5.5V supply tolerance and robust peripheral set make it well suited to 5V legacy designs that require deterministic real-time response without resorting to a 32-bit core. Design consideration: choose the PIC18F452-I/L variant for room-temperature-only designs to reduce cost; choose PIC18F452-E/L when industrial temperature tolerance is required. Existing PIC18F452 PCB layouts can be reused if the MCU package footprint matches. This page synthesizes distributor pricing, drop-in replacement alternatives, and practical design notes not found in the manufacturer datasheet alone.

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