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PIC18F26K40-I/SO - 64KB Flash 8-bit MCU, 28-SOIC | Microchip
PIC18F26K40-I/SO

PIC18F26K40-I/SO - 64KB Flash 8-bit MCU, 28-SOIC | Microchip

The Microchip Technology PIC18F26K40-I/SO is an 8-bit PIC microcontroller from the PIC18 K40 family, featuring 64KB Flash program memory, 4KB SRAM, 256B EEPROM, and a 64MHz internal oscillator core housed in a 28-pin SOIC (SO) package. It integrates rich Core Independent Peripherals (CIPs) including CWG, WWDT, CRC/SCAN memory scanner, 10-bit ADC2 with computation, 5-bit DAC, multiple comparators, CCP and PWM modules, and supports eXtreme Low Power (XLP) operation across a wide 1.8V-5.5V supply range. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash), data memory (RAM), non-volatile EEPROM, and multiple I/O peripherals. Within the broader semiconductor taxonomy, MCUs are classified as embedded processors under microcontrollers, and the PIC18 family is Microchip's mid-range 8-bit architecture optimized for cost-effective deterministic control. The PIC18F26K40 specifically targets general-purpose applications needing large memory and rich analog/peripheral integration in a small footprint. Key features of the PIC18F26K40 include 25-channel 10-bit ADC, multiple communication peripherals (I2C, SPI, UART with LIN), 36 I/O pins, hardware 5-bit DAC, dual comparators, and on-chip 32kHz oscillator for low-power RTC-style operation. Its XLP technology delivers nanoWatt sleep currents suitable for battery-powered edge devices, while the 64MHz core (16 MIPS) handles real-time control loops and serial protocol stacks with deterministic interrupt latency. The device utilizes an enhanced Harvard architecture with 16-bit instruction width and an 8-bit data path, supported by Microchip's MPLAB X IDE and XC8 compiler. The 28-SOIC package provides industry-standard pin compatibility with previous PIC18 K-series devices and supports hand-soldering or reflow for prototypes and production runs. Typical applications include industrial sensor conditioning, IoT sensor nodes, home appliances, motor control auxiliary boards, battery management secondary supervision, and low-power metering. When laying out a board with the PIC18F26K40, ensure decoupling caps are within 5mm of VDD pins, route the ICSP clock/data pair as a short guarded pair, and observe the 1.8V minimum supply during ADC reference calibration for specified linearity.

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PIC18F26K40-I/SS - 8-Bit 64MHz 64KB Flash MCU 28-SSOP | Microchip
PIC18F26K40-I/SS

PIC18F26K40-I/SS - 8-Bit 64MHz 64KB Flash MCU 28-SSOP | Microchip

The Microchip Technology PIC18F26K40-I/SS is an 8-bit PIC18 family microcontroller integrating a 64 MHz internal CPU (up to 16 MIPS), 64 KB of Flash program memory, 4 KB of SRAM, and 256 bytes of EEPROM, all housed in a 28-pin SSOP (Small-Outline Shrink Small-Outline Package) specified across the -40°C to +85°C industrial temperature range under the -I operating suffix and carrying Microchip's PIC XLP 18K branding. What is an 8-bit PIC microcontroller? An 8-bit MCU (microcontroller) is a single-chip computer with an 8-bit data path that integrates CPU, non-volatile program memory (Flash), working RAM, EEPROM, and a set of on-chip peripherals (ADC, timers, PWM, communication ports). The PIC18 family is Microchip's high-end 8-bit line, sitting at the top of the 8-bit hierarchy (PIC10/12/16/18) and below the 16-bit dsPIC/PIC24 and 32-bit PIC32 families. The PIC18FxxK40 sub-family adds Core Independent Peripherals (CIPs) - hardware blocks that operate without CPU intervention - which is the primary design differentiator versus older PIC18FxxK20/K22 parts. Key features include a 10-bit ADC with up to 35 channels, a 5-bit DAC, two comparators with 9-bit references, four 10-bit PWM outputs, three CCP modules, the Complementary Waveform Generator (CWG), the Hardware Limit Timer (HLT), a windowed watchdog timer (WWDT) and a Cyclic Redundancy Check/Scan (CRC/SCAN) module. The XLP (eXtreme Low-Power) technology supports deep-sleep currents in the nanoampere range, making the part suitable for battery-powered and energy-harvesting designs that must extend operating life between cell replacements. Architecturally, the PIC18F26K40 uses a 16-bit modified Harvard core with separate program and data paths and a hardware multiplier, giving a sustained 16 MIPS throughput at 64 MHz. Peripherals are interconnected via Microchip's PPS (Peripheral Pin Select) routing fabric, which allows most digital I/O and analog functions to be remapped to a wide choice of pins - significantly simplifying PCB layout versus fixed-pin PIC18 predecessors. Typical applications include home appliances, industrial control panels, IoT sensor nodes, LED lighting controllers, battery-powered metering, low-cost motor control, and consumer electronics that require a generous mix of analog and digital peripherals in a small 28-pin outline. The wide 2.3 V-5.5 V supply range also supports 5 V-tolerant industrial backplanes. Designers should note that the I-suffix denotes the industrial -40°C to +85°C operating range, while an E-suffix indicates -40°C to +125°C. The /SS package suffix denotes SSOP-28; the PIC18F26K40 is also available in /SO (SOIC-28), /SP (SPDIP-28), /ML (QFN-28) and /MV (UQFN-28) packages from the same die. This page synthesizes distributor pricing, drop-in alternatives in the same 28-SSOP footprint and practical design notes not present in the standalone datasheet, enabling side-by-side comparison against PIC18F25K40, PIC18F25K42, PIC18F25Q43 and newer PIC18F26K83 family devices.

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PIC18F26K40T-E/MLVAO - 64KB Flash, 28-QFN 8-bit MCU | Microchip
PIC18F26K40T-E/MLVAO

PIC18F26K40T-E/MLVAO - 64KB Flash, 28-QFN 8-bit MCU | Microchip

The Microchip Technology PIC18F26K40T-E/MLVAO is an 8-bit PIC18 microcontroller with 64KB Flash, 4KB RAM, and 1KB EEPROM, operating at up to 64 MHz, housed in a 28-pin QFN (6x6 mm) package with exposed pad. It integrates rich analog peripherals including a 10-bit ADC with Computation (ADC2), 5-bit DAC, comparators, and Core Independent Peripherals such as CWG, WWDT, and CRC/Scan. The device supports XLP (eXtreme Low Power) operation and 5V supply, suitable for general-purpose embedded applications. An 8-bit microcontroller (MCU) is a programmable integrated circuit that combines a CPU, memory (Flash for program storage, SRAM for data, EEPROM for non-volatile data), and peripherals (ADC, timers, communication interfaces) on a single silicon die. MCUs belong to the broader category of microcontrollers, which are a sub-category of embedded processors within the semiconductor device hierarchy. PIC18F-series MCUs use a modified Harvard architecture with 16-bit instructions and 8-bit data paths, optimized for deterministic real-time control and low-power operation. Key features include 64 MHz internal oscillator operation, 36 instruction cycles per ADC conversion, peripheral pin select (PPS) for flexible I/O mapping, and zero-cross detection capability. The device offers eXtreme Low Power (XLP) technology with sub-µA sleep currents, making it suitable for battery-powered applications. It also provides hardware CRC with memory scan, Windowed Watchdog Timer (WWDT), and 2x CWG (Complementary Waveform Generator) for power conversion control. The PIC18F26K40T-E/MLVAO belongs to the K40 sub-family of PIC18F devices, which emphasizes Core Independent Peripherals (CIPs) that can operate without CPU intervention, offloading tasks like signal generation, motion control, and safety monitoring. CIPs reduce firmware complexity and enable deterministic real-time responses. The device uses a 5V-tolerant I/O structure and supports a wide operating voltage range from 1.8V to 5.5V, accommodating both 3.3V and 5V system designs. Typical applications include IoT sensor nodes, industrial control systems, motor control, LED lighting controllers, and consumer electronics. In IoT nodes, the XLP sleep current below 50 nA enables multi-year battery life on a single coin cell. For motor control, the CWG and PWM peripherals can drive half-bridges with dead-band control without CPU intervention, reducing firmware overhead. Design consideration: The exposed pad (EP) on the QFN package must be soldered to the PCB ground plane to achieve the rated thermal performance. Improper soldering of the EP can lead to junction temperature rise and premature device failure under load. PPS reassignment should be carefully managed to avoid conflicts with default peripheral mappings. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F26K40T-E/SSVAO - 64KB Flash 8-bit MCU, Automotive | Microchip
PIC18F26K40T-E/SSVAO

PIC18F26K40T-E/SSVAO - 64KB Flash 8-bit MCU, Automotive | Microchip

The Microchip Technology PIC18F26K40T-E/SSVAO is a 28-pin SSOP-packaged 8-bit PIC18 microcontroller with 64KB Flash, 4KB RAM, and 1KB EEPROM, qualified to the automotive AEC-Q100 standard. It integrates a 10-bit ADC with Computation (ADC2), a 5-bit DAC, comparators, PWM, CWG, HLT, WWDT, and CRC/Scan peripherals in a single low-power XLP device. The "T" suffix denotes tape-and-reel packaging and the "E" denotes the extended automotive temperature grade of -40C to +125C. An 8-bit microcontroller (MCU) is a microprocessor integrated with Flash program memory, RAM, EEPROM, and digital/analog peripherals on one CMOS die. The PIC18F family uses Microchip's enhanced RISC architecture and is positioned in the broader PIC microcontroller hierarchy as PIC10/12/16/18 -> 8-bit MCU -> microcontroller -> embedded processor. The "F" indicates Flash program memory and "K40" identifies the family's specific peripheral set within the XLP (eXtreme Low Power) product line targeting battery-friendly applications. Key features include a 64MHz internal oscillator, 36 instructions with 8-bit data path, 1024 bytes of data EEPROM, and 4KB SRAM. Core-Independent Peripherals such as Configurable Logic Cells, Complementary Waveform Generator, Windowed Watchdog Timer, and Cyclic Redundancy Check enable offloading of tasks from the CPU. The 10-bit ADC with computation automates signal averaging, oversampling, and threshold comparisons. Typical applications include automotive body electronics (BCM, lighting, HVAC actuators), sensor signal conditioning, IO-Link sensor nodes, low-power industrial controllers, and battery-powered IoT end-nodes. AEC-Q100 Grade 1 qualification makes this part the preferred choice when the design must operate reliably across the full automotive temperature range and survive stringent EMC and ESD requirements. When designing with this device, allocate the SSOP-28 PCB land pattern carefully and observe the recommended decoupling capacitor placement near VDD pins. Use the ICD 3 or Curiosity HPC development board with MPLAB X IDE for code development; the device is supported by the free MPLAB XC8 compiler. This page synthesizes distributor pricing, AEC-Q100 automotive-grade alternatives, and practical SSOP-28 design notes not consolidated in the manufacturer datasheet alone.

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PIC18F26K40T-I/SS - 64KB Flash 8-Bit MCU | Microchip
PIC18F26K40T-I/SS

PIC18F26K40T-I/SS - 64KB Flash 8-Bit MCU | Microchip

The Microchip Technology PIC18F26K40T-I/SS is an 8-bit PIC microcontroller from the PIC18 XLP family operating at up to 64 MHz, with 64 KB of Flash program memory, 1 KB of EEPROM, and approximately 3.6 KB of SRAM, housed in a 28-pin SSOP package. It combines large memory, Core Independent Peripherals (CIPs) and eXtreme Low Power (XLP) technology to suit a wide variety of 8-bit general-purpose applications. A PIC microcontroller is a compact CMOS microcontroller based on Microchip's PIC18 Harvard-architecture RISC core, used as a complete embedded controller that combines CPU, non-volatile Flash, RAM, EEPROM, and configurable peripherals on a single die. It belongs to the hierarchy: microcontroller -> embedded MCU -> 8-bit MCU -> PIC18 -> PIC18 XLP family, and is widely adopted for cost-sensitive, low-power, and deterministic real-time applications. Key features include 25 general-purpose I/O pins, a 10-bit ADC with up to 47 channels, multiple Enhanced USART, SPI, and I2C serial interfaces, up to four 10-bit PWM outputs, a 5-bit DAC, comparators, a Complementary Waveform Generator (CWG), Hardware Limit Timer (HLT), Windowed Watchdog Timer (WWDT), and a CRC/SCAN module. Operating voltage spans 2.3 V to 5.5 V with nanoWatt XLP sleep currents, enabling battery-powered designs with long standby time. Architecturally the PIC18F26K40 uses a 16-bit instruction word with an 8-bit data path, a hardware multiply, a 31-level stack, and a flexible internal oscillator block with PLL (up to 64 MHz). Core Independent Peripherals such as CWG, WWDT, and CRC operate without CPU intervention, freeing the core for application logic and improving deterministic response. Typical applications include consumer appliances, IoT sensor nodes, low-power wireless sensor hubs, industrial control boards, motor-control companion MCUs, USB HID interfaces, and general-purpose embedded platforms where 64 KB Flash and SSOP-28 footprint are required. The wide 2.3V-5.5V range and on-chip peripherals reduce external component count. When designing with this device, ensure VDD decoupling follows the manufacturer's 100 nF + bulk capacitor guidance, place analog/digital grounds correctly, and use ICSP programming header keep-out for in-circuit debugging. Migrate firmware using MPLAB X IDE with the XC8 compiler and MCC code configurator for peripheral setup. This page combines distributor pricing, drop-in alternatives, and design notes that go beyond the manufacturer brief, helping engineers quickly decide whether PIC18F26K40T-I/SS is the right 8-bit MCU for their next design.

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PIC18F26K42-E/MX - 8-Bit 64MHz MCU, 64KB Flash | Microchip
PIC18F26K42-E/MX

PIC18F26K42-E/MX - 8-Bit 64MHz MCU, 64KB Flash | Microchip

The Microchip Technology PIC18F26K42-E/MX is an 8-bit PIC18 XLP microcontroller with 64KB Flash, 4KB RAM and 1KB EEPROM, housed in a 28-pin UQFN 6x6mm package with an industrial -40C to +125C operating range. It executes instructions at up to 64MHz, integrates a 12-bit ADC with Computation (ADC2), a 5-bit DAC, multiple comparators, DMA, vector interrupts, and a Core Independent Peripherals (CIP) block including CWG, PWM, SMT and CCP. The -E temperature suffix denotes the extended industrial grade, while the /MX package code identifies the lead-free 28-UQFN 6x6mm option. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (SRAM), non-volatile storage (EEPROM), and a rich set of peripheral interfaces into one IC. Within the broader taxonomy it sits as: PIC18 core -> 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. Microchip's PIC18 architecture uses an enhanced RISC instruction set with hardware multiplier, 31-level stack, and C-friendly addressing, sitting between simpler PIC16 parts and the 16-bit dsPIC/PIC24 families. Key features include 25mA source/sink per I/O, a 4x Direct Memory Access controller that offloads data movement between peripherals and memory, vectored interrupts for deterministic latency, and Microchip's eXtreme Low Power (XLP) technology with deep-sleep currents measured in nanoamps. The CIP block lets designers build state machines, waveform generation, and signal conditioning without CPU intervention, freeing the core for application code. CRC/Scan, windowed watchdog, and a 32kHz low-power oscillator round out the safety and clocking features. Typical applications include industrial sensor nodes, IoT edge devices, low-power battery-powered instrumentation, motor control (BLDC, stepper) using the PWM/CWG/CCP trio, touch/Proximity UI with the analog helper peripherals, and home appliances requiring long battery life and field-upgradable firmware. Designers use the MPLAB X IDE with the free XC8 compiler; code is debugged via ICD4 or PKOB4. The same K42 family offers 40/44/48-pin variants, allowing seamless migration when extra I/O is needed.

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PIC18F26K42-E/SO - 64KB Flash 8-bit XLP MCU 28-SOIC | Microchip
PIC18F26K42-E/SO

PIC18F26K42-E/SO - 64KB Flash 8-bit XLP MCU 28-SOIC | Microchip

The Microchip Technology PIC18F26K42-E/SO is an 8-bit PIC® XLP™ microcontroller delivering 64 MHz CPU performance, 64 KB Flash, 4 KB SRAM and 1 KB EEPROM in a 28-pin SOIC package. It integrates core-independent peripherals (CIPs) such as a 12-bit ADC with Computation (ADC2), a 5-bit DAC, comparators, PWM, CWG, and DMA, giving designers a high degree of functional integration without CPU involvement. An 8-bit microcontroller (MCU) is a small computer-on-a-chip built around an 8-bit data bus and Harvard architecture. PIC18F-series parts sit in Microchip's mid-range 8-bit portfolio, hierarchically classified as MCU -> 8-bit MCU -> PIC18 -> PIC18FxxK42 family. They typically serve low-power, mixed-signal embedded roles where deterministic behavior, long battery life, and rich on-chip peripherals outweigh raw compute throughput. Key features of the PIC18F26K42 include XLP (eXtreme Low Power) technology with nanoWatt sleep currents, hardware CVD for capacitive touch sensing, vector interrupts with two-level priority, and a Memory Access Partition (MAP) feature for bootloader write protection. The device supports an operating voltage range of 2.3 V to 5.5 V and is qualified for the extended -40 °C to +125 °C industrial temperature range (E suffix). The integrated charge pump allows ADC operation below 1.5 V, broadening battery-powered use cases. Architecturally, the PIC18F26K42 uses an enhanced Harvard core with a modified RISC instruction set, hardware multiply, and a C-compiler-friendly instruction set. Core-independent peripherals (CLC, NCO, PWM, CWG) can run without the CPU, enabling deterministic timing in motor control, lighting, and sensor signal-conditioning designs while the CPU remains in sleep, drawing only nanoWatt-level currents. Typical applications include IoT sensor nodes, capacitive touch user interfaces, low-power wireless sensor platforms, building automation, battery chargers, and small BLDC/PMSM motor control. It is also well suited as a companion MCU to a Wi-Fi/BLE module (e.g., Microchip RN4870 or external ESP32) for command translation in connected products. When designing with this part, ensure that the ICSP/ICD pins (PGx, PGCx) are not loaded down by external circuitry that would prevent in-circuit programming or debugging. Decoupling should follow Microchip's AN583 recommendation: one 100 nF per VDD pin and a bulk 10 µF near the regulator. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, organized for engineers who need a quick, citable comparison across the PIC18 K-series portfolio.

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PIC18F26K42-I/MX - 8-Bit 64MHz 64KB Flash MCU | Microchip XLP 18K
PIC18F26K42-I/MX

PIC18F26K42-I/MX - 8-Bit 64MHz 64KB Flash MCU | Microchip XLP 18K

The Microchip Technology PIC18F26K42-I/MX is an 8-bit PIC18 microcontroller from the XLP (eXtreme Low Power) 18K family, delivering 64 MIPS performance at 64 MHz from a 64 KB Flash program store in a compact 28-pin UQFN (6x6 mm) package. The part integrates core-independent peripherals (CIPs) such as CLC, PWM, UART/SPI/I2C and a 12-bit ADC with computation (ADC2), making it well-suited for real-time control loops without CPU intervention. A microcontroller (MCU) is a single-chip computer that combines a CPU core, program memory, RAM, EEPROM and a wide set of peripheral interfaces in one IC. The PIC18 family is Microchip's mid-range 8-bit architecture, sitting between baseline PIC10/12/16 and 16-bit PIC24/dsPIC parts. Within that hierarchy, the K42 sub-family adds aggressive low-power modes (XLP technology with nanoWatt sleep), richer CIP analog and timing blocks, and substantially larger memory than its K22/K20 predecessors, while retaining instruction-set compatibility with legacy PIC18 code. Key headline specifications include 64 KB (64K x 8) Flash, 4 KB SRAM and 1 KB EEPROM, an internal 64 MHz oscillator with PLL, a 12-bit ADC with up to 35 external channels and hardware post-processing, up to four 16-bit PWM outputs, two I2C/SPI and two UART modules, and a wide 2.3 V to 5.5 V operating supply range with active current below 200 µA/MHz. CIPs such as CLCs (Configurable Logic Cells), DSM, NCO and zero-cross detection let designers implement mixed-signal glue logic in hardware, offloading the CPU. The device targets applications that demand deterministic 8-bit control with strict energy budgets: battery-powered IoT nodes, sensor signal conditioning, BLDC/PMSM fan and pump control, household appliances, low-cost medical peripherals, USB-HID bridges (via MSSP/USB bridges), lighting ballasts, and automotive body/comfort subsystems (using Q-grade variants). When routing PCB, place a 100 nF decoupling capacitor within 2 mm of every VDD/AVDD pin and a 1 µF bulk capacitor near the MCU, keep the analog AVSS/AGND star-ground separate from digital GND, and reserve the ICSP programming header footprint for production-line flashing. For sleep-mode designs, confirm all CIPs can still trigger wake-up events before locking down the firmware.

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PIC18F26K42-I/SO - 64KB Flash 8-bit MCU 28-SOIC | Microchip
PIC18F26K42-I/SO

PIC18F26K42-I/SO - 64KB Flash 8-bit MCU 28-SOIC | Microchip

The Microchip Technology PIC18F26K42-I/SO is an 8-bit PIC18 microcontroller featuring 64KB of Flash program memory, 4KB of RAM, 1KB of EEPROM, and a 64MHz internal oscillator housed in a 28-pin SOIC (300 mil) package with XLP (eXtreme Low-Power) technology. It operates across a 2.3V to 5.5V supply range and integrates rich core-independent peripherals (CIPs) such as Configurable Logic Cells (CLC), Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO) and Direct Memory Access (DMA), allowing hardware-based state-machine operation without CPU intervention. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory (typically Flash), volatile data memory (RAM), and a configurable set of digital and analog peripherals on a single die. PIC18 microcontrollers use an 8-bit modified Harvard RISC architecture with a 16-bit instruction word, balancing code density against throughput at clock rates up to 64MHz. The K42 family advances this architecture with up to 15 PPS (Peripheral Pin Select) remappable I/O, enabling flexible PCB layout and reduced trace congestion. Key specifications of the PIC18F26K42-I/SO include 24 ADC channels with 12-bit resolution and up to 100 ksps conversion rate, two I2C/SPI/I2S-capable MSSP peripherals, two UART modules with LIN/IrDA support, a 10-bit PWM with multiple complementary outputs, and 25 general-purpose I/O pins. The device also features a 5-bit DAC, four 8-bit timers and four 16-bit timers, plus a windowed watchdog timer for safety-critical applications. The PIC18F26K42 family is built on Microchip's enhanced mid-range core with a 16-bit instruction path, hardware multiplier, and 32-level stack, supporting C-compiled code from MPLAB XC8. XLP technology delivers nanoWatt sleep currents below 50 nA, making the part well suited to battery-powered sensor nodes. According to the Microchip datasheet, the device achieves typical active current of 1.4 mA at 4 MHz and idle mode current under 1 µA. Typical applications include industrial sensor conditioning, building automation, low-power IoT edge nodes, consumer appliance control, USB-to-UART bridges, and small motor drives via the CWG and PWM peripherals. The wide 2.3V-5.5V supply range allows direct Li-ion battery or USB-bus operation without additional regulators. When designing with this device, ensure the MSSP peripherals are configured for the desired SPI/I2C mode before assigning pin functions through PPS. Use the on-board 64MHz HFINTOSC or an external crystal for time-critical peripherals such as UART or PWM. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F26K42-I/SP - 64KB Flash 8-bit MCU, 64MHz, 28-SPDIP | Microchip
PIC18F26K42-I/SP

PIC18F26K42-I/SP - 64KB Flash 8-bit MCU, 64MHz, 28-SPDIP | Microchip

The Microchip Technology PIC18F26K42-I/SP is an 8-bit PIC18 microcontroller running up to 64MHz with 64KB of Flash program memory, packaged in a 28-pin SPDIP through-hole form factor. The 'I' suffix denotes the industrial operating temperature range of -40C to +85C, while '/SP' identifies the SPDIP-28 package variant that suits legacy and through-hole prototyping workflows. The device belongs to Microchip's PIC18FxxK42 family, which is engineered around the XLP (eXtreme Low Power) philosophy with core independent peripherals (CIPs) that offload tasks from the CPU. A PIC18 microcontroller is an 8-bit RISC Harvard-architecture MCU family from Microchip, sitting in the taxonomy: PIC18 microcontroller -> 8-bit MCU -> microcontroller -> embedded controller -> semiconductor IC. PIC18 devices are widely used in consumer, industrial, and automotive applications where mature toolchains (MPLAB X, XC8 compiler) and reliable peripherals are valued. The K42 sub-family specifically targets low-power applications with peripheral-driven designs. Key differentiating features include 64KB of Flash (32K x 16), 4KB of SRAM, 1KB of EEPROM for non-volatile data, a 12-bit ADC with Computation (ADC2), a 5-bit DAC, vector interrupts, DMA, peripheral pin select (PPS), and a vectored interrupt controller. The 64MHz internal oscillator eliminates the need for external clock components, and core independent peripherals such as the CWG, PWM, and comparators enable complex timing operations without CPU intervention. Typical applications include industrial sensor nodes, low-power IoT edge devices, motor control subsystems (small BLDC or stepper), USB-to-UART bridges, household appliances, and battery-powered data loggers. The combination of DMA, vector interrupts, and 12-bit ADC2 supports efficient multi-channel sampling with low CPU load. When designing with this part, leverage the peripheral pin select (PPS) to remap digital functions and minimize PCB rework. The /SP package is most often chosen for breadboard-style development and legacy system replacements where through-hole assembly is required. This page synthesizes distributor pricing, pin-compatible same-family alternatives (PIC18F25K42-I/SP, PIC18F24K42-I/SP), and practical design notes not found on the manufacturer datasheet cover page, giving engineers a consolidated decision aid for PIC18F26K42-I/SP selection.

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PIC18F26K42-I/SS - 64KB Flash 8-bit MCU 64MHz XLP | Microchip
PIC18F26K42-I/SS

PIC18F26K42-I/SS - 64KB Flash 8-bit MCU 64MHz XLP | Microchip

The Microchip Technology PIC18F26K42-I/SS is a 64 MHz 8-bit PIC18 microcontroller with 64 KB Flash, 4 KB RAM, and 1 KB EEPROM, housed in a 28-pin SSOP package. It belongs to the PIC18-K42 family of Core Independent Peripherals (CIPs) that handle ADC, PWM, CWG, DMA, and communications in hardware without CPU intervention. An 8-bit PIC microcontroller is a RISC-based CMOS device that integrates CPU, Flash program memory, SRAM, EEPROM, and configurable peripherals on a single die. The PIC18 architecture adds a 16-bit wide instruction word, linear program memory up to 2 MB, hardware multiply, and C compiler-friendly assembly. Within the broader taxonomy, PIC18FxxK42 parts sit at the top of the PIC18F eXtreme Low-Power (XLP) tree, optimized for battery-powered and always-on designs that demand sub-uA standby current. Key features of the PIC18F26K42-I/SS include a 12-bit ADC with Computation (ADC2) supporting up to 35 external channels, a 5-bit DAC, two comparators, a 10-bit PWM with Complementary Waveform Generator (CWG), vector interrupts, DMA, Memory Access Partition (MAP), Device Information Area (DIA), and 25 digital I/O pins. Operating voltage spans 1.8V to 5.5V across -40C to +85C industrial range, with sleep current as low as 50 nA typical thanks to XLP technology. The device combines an enhanced mid-range core with CIP blocks, enabling event-driven designs that wake the CPU only when needed. Integrated charge pump and hardware CVD automate capacitive touch sensing, while ADC2 oversampling and threshold-comparison post-processing offload sensor-signal conditioning from firmware. Typical applications include IoT sensor nodes, capacitive touch user interfaces, battery-powered home automation, motor and lighting control via CWG/PWM, and low-cost industrial sensor hubs where 64 KB of Flash and 4 KB RAM are sufficient. When laying out the PCB, place a 0.1 uF decoupling capacitor within 3 mm of each VDD pin and tie all unused I/O to defined logic levels. For ICSP programming, reserve the PGD/PGC pair and ensure MCLR is pulled up through a resistor. This page combines distributor pricing, drop-in alternatives from Microchip's PIC18-K42/K40/K22 families, and practical design notes not found in the manufacturer datasheet.

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PIC18F26K42T-I/MX - 8-bit 64MHz 64KB Flash MCU | Microchip
PIC18F26K42T-I/MX

PIC18F26K42T-I/MX - 8-bit 64MHz 64KB Flash MCU | Microchip

The Microchip Technology PIC18F26K42T-I/MX is an 8-bit PIC18 microcontroller in the PIC18FxxK42 family, featuring a 64 MHz CPU core, 64 KB of Flash program memory, 4 KB of RAM, and 1 KB of EEPROM, housed in a 28-pin UQFN (6x6) package with exposed thermal pad and supplied on tape-and-reel. The "T" suffix denotes tape-and-reel packaging, the "I" indicates the industrial -40C to +85C operating temperature range, and the "/MX" package code identifies the 28-pin UQFN-EP land pattern. The PIC18 K42 family integrates core-independent peripherals such as a 12-bit ADC with computation, a 5-bit DAC, comparators, PWM modules, vector interrupts, and DMA. What is a PIC18F microcontroller? An 8-bit PIC microcontroller is a RISC-based, Harvard-architecture embedded controller that combines a CPU core with Flash, RAM, EEPROM, and on-chip peripherals on a single die. PIC18 microcontrollers sit in the mid-range of Microchip's 8-bit portfolio (between baseline PIC10/PIC12/PIC16 and 16-bit PIC24/dsPIC), offering higher performance, more memory, and richer peripherals than entry-level families while retaining the PIC ecosystem's MPLAB X toolchain and XC8 compiler. PIC MCUs are widely used in consumer, industrial, and automotive nodes where deterministic 8-bit control, low power, and broad peripheral integration matter more than raw processing throughput. Key features of the PIC18F26K42 include Core Independent Peripherals (CIPs) such as CWG, NCO, and CCL, a Direct Memory Access (DMA) controller for CPU-offloaded data movement, vectored interrupts for deterministic response, a 12-bit ADC2 with computation, and Microchip's eXtreme Low Power (XLP) technology with multiple power-managed modes for battery-friendly operation. The 28-pin UQFN (6x6) package exposes all standard peripherals on a compact footprint, suitable for space-constrained PCBs. Architecturally the PIC18F26K42 uses a 16-bit instruction word with an 8-bit data path and a 31-level hardware stack, which gives C compilers an efficient target. The peripheral set includes multiple 16-bit timers, capture/compare/PWM, I2C, SPI, UART with LIN, and USB-ready timers, enabling the device to act as a single-chip solution for sensor interfacing, motor control, lighting, and human-machine interface nodes. Typical applications include IoT sensor nodes, low-power wireless sensor hubs, industrial control panels, home appliances, LED lighting controllers, and battery-powered handheld instruments. The XLP feature set makes it well-suited to energy-harvesting or coin-cell powered products where idle current directly determines battery life. When designing with the PIC18F26K42, plan decoupling with a 100 nF ceramic capacitor on each VDD/VSS pair close to the package, keep analog and digital grounds separated to a single-point join, and verify that the chosen debugger/programmer (PICkit 4, MPLAB SNAP, ICD 4) supports the device in MPLAB X before committing the schematic. Engineers should also evaluate the PIC18F26K42-I/MX (tray) variant if not requiring tape-and-reel. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F26K42T-I/SS - 8-bit 64MHz MCU 64KB Flash 28-SSOP | Microchip
PIC18F26K42T-I/SS

PIC18F26K42T-I/SS - 8-bit 64MHz MCU 64KB Flash 28-SSOP | Microchip

The Microchip Technology PIC18F26K42T-I/SS is a 28-pin 8-bit PIC18 RISC microcontroller featuring a 64MHz CPU, 64KB of Flash program memory, 4KB of SRAM and 1KB of EEPROM, housed in an industrial-grade 28-SSOP package with tape-and-reel packaging. It operates from 2.3V to 5.5V and integrates core-independent peripherals such as CLC, DSM, 12-bit ADC, 8-bit DAC and configurable PWM modules with a built-in 64MHz high-speed internal oscillator. A PIC18 microcontroller is an 8-bit RISC (Reduced Instruction Set Computer) device from Microchip's PIC family, widely used in embedded control. In the broader taxonomy, a PIC18 belongs to: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. The K42 family specifically targets low-power XLP (eXtreme Low Power) applications with the addition of core-independent peripherals that allow hardware events to run without CPU intervention, lowering average current consumption and enabling deterministic response times. Key features include 25 I/O pins, two I2C/SPI/I2S peripherals, two UART modules with LIN support, one 12-bit differential ADC with computation, one 8-bit DAC, two 10-bit PWM modules with complementary outputs and dead-band control, two DMA channels, two comparators, an 8-bit timer, three 16-bit timers, and a 256-byte EEPROM-like data EEPROM. The device also includes a windowed watchdog timer, CRC/SCAN and Zero-Cross Detect for robust industrial and consumer designs. The architecture is built around an enhanced PIC18 Harvard CPU with a 16-bit instruction word, a hardware multiplier and a vectored interrupt controller supporting single or dual priority. The K42 family introduces a DMA engine and Memory Access Partition (MAP) for bootloader write protection, allowing flexible firmware updates without external supervisors. Typical applications include IoT sensor nodes, home appliances, motor control, LED lighting, battery-powered metering and automotive body modules. The wide 2.3V-5.5V supply range and on-board peripherals simplify designs where dedicated gate-driver ICs and external ADCs would otherwise be needed. When designing with this part, ensure the VDD/VSS pins are properly decoupled with 100nF + bulk capacitors placed within 3mm of each pin pair. Verify that high-current I/O transitions do not cause VDD droop below the brown-out threshold of 2.0V, and reserve the high-speed oscillator pins (OSC1/OSC2 or OSCIO) for short traces to maintain signal integrity. This page synthesizes distributor pricing, drop-in alternatives, pinout data and practical design notes not found in the manufacturer datasheet alone, giving engineers a complete decision-ready view of the PIC18F26K42T-I/SS.

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PIC18F26K80-E/SO - 64KB Flash 8-bit MCU w/ECAN XLP | Microchip
PIC18F26K80-E/SO

PIC18F26K80-E/SO - 64KB Flash 8-bit MCU w/ECAN XLP | Microchip

The Microchip Technology PIC18F26K80-E/SO is a high-performance 8-bit CMOS flash microcontroller belonging to the PIC18F66K80 family, featuring an integrated ECAN module and eXtreme Low Power (XLP) technology in a 28-pin SOIC (SO) wide-body package. It operates from 1.8V to 5.5V with up to 64MHz (16 MIPS) performance, integrates 64KB flash program memory, 4KB RAM, and 1KB EEPROM, and includes a 12-bit ADC with CTMU support. A PIC18 microcontroller is an 8-bit Reduced Instruction Set Computer (RISC) device built around an enhanced PIC18 architecture that delivers deterministic execution and rich peripheral integration. Within the system hierarchy, the PIC18 family sits between baseline PIC10/12/16 parts and higher-end dsPIC/PIC24/32 devices, offering an optimal balance of memory, peripherals, and code efficiency for cost-sensitive embedded control. The integrated ECAN controller positions the PIC18F26K80 specifically for CAN-bus connected nodes in industrial and automotive systems. Key features of the PIC18F26K80-E/SO include 64KB flash with self-programmability, 4KB SRAM, 1KB data EEPROM, an integrated 10-bit 1.5Msps ADC paired with CTMU (Charge Time Measurement Unit) for capacitive touch and time-domain sensing, and a built-in ECAN module supporting CAN 2.0B at up to 1Mbps. The XLP technology achieves sub-100 nA sleep current, with multiple power-managed modes (Run, Idle, Sleep) and nanoWatt features for battery-powered nodes. Operating voltage spans 1.8V to 5.5V across -40C to +125C (E temperature grade). The PIC18F26K80 architecture uses a 16-bit instruction word with an 8-bit data path and 31-level hardware stack, providing 200ns minimum instruction cycle at 20MHz. On-chip peripherals include up to 5 CCP/ECCP modules, two MSSP (SPI/I2C) ports, two USART modules with LIN support, an enhanced 8/16-bit timer block, comparators, and 24 channels of 12-bit ADC. The wide VDD range allows direct connection to 3.3V or 5V rails without level translation. Typical applications include automotive body and chassis ECUs, building automation controllers, elevator control panels, CAN-based industrial sensor nodes, smart metering, and battery-powered remote sensor modules. The integrated ECAN, 12-bit ADC, and CTMU enable single-chip implementations that previously required multiple companion ICs. The 'E' suffix indicates the extended -40C to +125C temperature grade. When designing with the PIC18F26K80-E/SO, ensure proper decoupling (100nF + 10uF bulk) within 5mm of the VDD pins, and reserve a dedicated MCLR pull-up for in-circuit serial programming (ICSP). The wide-body 28-SOIC footprint is compatible with the PIC18F25K80 (32KB flash) and other PIC18FxxK80 family variants, allowing easy migration across memory tiers without PCB changes.

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PIC18F26K80-E/SP - 8-bit MCU, 64KB Flash, ECAN, 28-SPDIP | Microchip
PIC18F26K80-E/SP

PIC18F26K80-E/SP - 8-bit MCU, 64KB Flash, ECAN, 28-SPDIP | Microchip

The Microchip Technology PIC18F26K80-E/SP is a high-performance 8-bit PIC18 microcontroller with integrated ECAN (CAN 2.0B) and nanoWatt XLP eXtreme Low Power technology, housed in a 28-pin SPDIP package. The device operates up to 64 MHz delivering 16 MIPS, integrates 64 KB of Flash program memory, 3.6 KB of RAM and 1 KB of EEPROM, and provides 24 digital I/O pins. What is a PIC18F microcontroller? The PIC18F family is Microchip's 8-bit RISC architecture line designed for embedded control, bridging the gap between the legacy PIC16 family and the more powerful PIC24/dsPIC families. It belongs to the wider microcontroller category (MCU -> 8-bit MCU -> PIC18F -> K80 sub-family) and serves applications requiring deterministic real-time control, peripheral integration, and low-power sleep behaviour. Key features of the PIC18F26K80-E/SP include a 12-bit ADC with up to 11 channels, a CTMU (Charge Time Measurement Unit) for capacitive touch and precise time measurement, an enhanced CAN module supporting CAN 2.0B active and passive, three analogue comparators, two ECCP/SCCP modules and multiple timer peripherals. The 'K80 family is notable for its 1.8V to 5.5V operating range and very low sleep current, enabling battery-backed applications. AEC-Q100 Grade 1 qualification makes the part suitable for under-hood and cabin automotive designs. The PIC18F26K80-E/SP uses a 16-bit modified Harvard architecture with pipelined instruction fetch and a 31-level hardware stack. The internal oscillator is selectable from 32 kHz to 16 MHz, with PLL support to 64 MHz. nanoWatt XLP technology provides deep sleep modes down to a few hundred nanoamps, RTCC from a separate timer, and multiple idle modes. Typical applications include CAN node ECUs, automotive body and climate control, elevator control, industrial sensor hubs, building automation, USB-to-CAN bridges, and low-power metering. The -E temperature grade supports -40C to +125C. When designing with this MCU, observe the decoupling guideline of 0.1 uF plus bulk capacitance near VDD/AVDD pins, route the ECAN TX/RX as a differential pair with 120 ohm termination, and configure the WDT and BOR in MPLAB X projects for fail-safe bring-up. This page synthesizes distributor pricing, drop-in PIC18F alternatives, AEC-Q100 compliance notes, and practical design notes not collected on any single manufacturer page.

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PIC18F26K80-H/MM - 64KB Flash 8-bit MCU with ECAN, 28-QFN | Microchip
PIC18F26K80-H/MM

PIC18F26K80-H/MM - 64KB Flash 8-bit MCU with ECAN, 28-QFN | Microchip

The Microchip Technology PIC18F26K80-H/MM is an 8-bit PIC18 microcontroller featuring 64KB (32K x 16) of Flash program memory, 3.6KB of RAM, and integrated ECAN (CAN 2.0B) controller, housed in a 28-pin QFN-S (6x6 mm) package with exposed thermal pad. Operating from 1.8V to 5.5V and reaching 64MHz (16 MIPS) from an internal oscillator, it is qualified to the AEC-Q100 automotive grade thanks to the -H temperature suffix (extended -40C to +150C operating range). An 8-bit microcontroller (MCU) is a single-chip computer containing a CPU, program memory (Flash/ROM), data memory (RAM), and programmable peripherals in one package. The PIC18F family sits within Microchip's 8-bit XLP (eXtreme Low Power) portfolio, itself a branch of the broader microcontroller taxonomy (MCU -> microcontroller -> embedded controller -> semiconductor). PIC18F devices target automotive, industrial, and consumer applications that need deterministic interrupt latency, CAN connectivity, and low sleep current below 100 nA in some modes. Key features of the PIC18F26K80-H/MM include the integrated ECAN module supporting CAN 2.0B active/passive, an on-chip 12-bit ADC with up to 11 channels and CTMU support, multiple PWM and capture/compare modules, an internal 16MHz oscillator with PLL to 64MHz, and nanoWatt XLP technology for sleep currents under 100 nA. A 64-pin variant extends I/O count, but this 28-QFN-S version retains 24 I/O pins - sufficient for most sensor and actuator nodes. Architecturally the device uses an enhanced Harvard bus with separate program Flash (64KB) and data EEPROM (1KB), a hardware multiplier, and a 32-level stack. The ECAN peripheral implements the full CAN 2.0B specification including bus diagnostic features, making the chip suitable for in-vehicle networks such as body controllers, lighting modules, and HVAC systems. Typical applications include automotive ECAN body control, CAN node endpoints in industrial sensor networks, building automation (HVAC, lighting control), 12-bit data acquisition with USB/CAN bridging, and low-power remote sensor nodes. The wide 1.8V to 5.5V supply range lets a single part run from a 3.3V regulated rail or directly from a 5V automotive bus. When designing, place decoupling capacitors (100nF + 10uF) within 5mm of each VDD pin, tie MCLR through a 10k pull-up, and ensure the exposed pad is soldered to a continuous ground plane for thermal dissipation. Use Microchip's MPLAB X IDE with the XC8 compiler and the PIC18F-K80 device pack for firmware development. This page synthesizes Microchip datasheet specifications, real-time distributor pricing, and same-family alternatives - information not consolidated on any single manufacturer or distributor page.

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PIC18F26K80-H/SS - 8-bit MCU, 64MHz, 64KB Flash, ECAN, 28-SSOP
PIC18F26K80-H/SS

PIC18F26K80-H/SS - 8-bit MCU, 64MHz, 64KB Flash, ECAN, 28-SSOP

The Microchip Technology PIC18F26K80-H/SS is a high-performance 8-bit PIC microcontroller built on the enhanced PIC18 architecture with integrated ECAN (Controller Area Network) and nanoWatt XLP extreme low-power technology. It operates from a 1.8V to 5.5V supply, executes instructions at up to 64MHz (16 MIPS), integrates 64KB of Flash program memory (organized as 32K x 16), 3.6KB of SRAM and 1KB of EEPROM, and exposes up to 24 I/O pins in a 28-pin SSOP package. The '-H' suffix denotes the high-temperature grade suitable for AEC-Q100-style automotive deployments, and '/SS' specifies the 28-SSOP (5.30 mm body width) surface-mount option. What is an 8-bit microcontroller with integrated CAN? It is a single-chip processor that combines a CPU, memory, peripherals, and a CAN bus interface in one package, sitting in the embedded hierarchy between a bare microprocessor and a complete system-on-module. The ECAN peripheral (enhanced CAN) implements the ISO 11898 CAN 2.0B protocol with hardware acceptance filters, allowing a microcontroller class device to communicate reliably on automotive and industrial CAN buses without an external controller chip. Adding nanoWatt XLP technology to this mix places the device in the low-power MCU category. Key features include a 12-bit ADC with up to 11 channels, a CTMU (Charge Time Measurement Unit) for capacitive touch and time-of-flight sensing, multiple timers, an enhanced addressable USART, SPI and I2C peripherals, and the nanoWatt XLP idle/sleep current well below typical microamps. The 28-SSOP package keeps the footprint compact for dense PCB designs while exposing the full peripheral set of the larger 40/44/64-pin family members. The device is built around a modified Harvard architecture with separate program and data buses, giving deterministic single-cycle execution for most instructions. Typical applications include automotive body and chassis ECAN nodes, industrial building-automation controllers, elevator control panels, capacitive-touch user interfaces, sensor hubs, and battery-powered remote nodes. The wide 1.8V-5.5V supply range allows direct operation from a single Li-ion cell or a regulated 3.3V/5V rail, simplifying power-tree design. AEC-Q100-grade thermal performance and ECAN make it a strong candidate for in-vehicle networking such as door modules, lighting controllers and HVAC nodes. When designing with this MCU, allocate an unused pair of I/O lines to the ECAN TX/RX pins and provide a CAN transceiver (such as MCP2551 or MCP2562) between the MCU and the bus; do not connect the MCU directly to a CAN bus without galvanic isolation considerations.

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PIC18F26K80-I/MM - 64KB Flash 8-bit MCU w/ ECAN | Microchip
PIC18F26K80-I/MM

PIC18F26K80-I/MM - 64KB Flash 8-bit MCU w/ ECAN | Microchip

The Microchip PIC18F26K80-I/MM is a high-performance 8-bit PIC microcontroller with integrated ECAN, 64KB Flash, and 3.6KB RAM, packaged in a 28-pin QFN-S (6x6mm) with exposed pad for enhanced thermal dissipation. It operates up to 64MHz, supports 1.8V to 5.5V supply, and integrates nanoWatt XLP extreme low-power technology. The device features 24 I/O lines, a 12-bit ADC with up to 11 channels, two ECCP modules, and the ECAN controller for automotive and industrial networking. A PIC (Peripheral Interface Controller) is a family of 8-bit microcontrollers built on Harvard architecture, with separate program and data buses. The PIC18F family is the high-performance tier, offering C-friendly instruction set, hardware multiplier, and linear addressing up to 2MB. The PIC18F26K80 specifically adds integrated CAN (Controller Area Network) hardware, eliminating the need for an external CAN controller and making it well suited for in-vehicle networks and industrial automation backbones. Key differentiating features of this part include its nanoWatt XLP sleep current that extends battery life in always-on applications, hardware ECAN with DMA, and an integrated 12-bit ADC with acquisition timer. It also includes multiple serial interfaces (SPI, I2C, USART with LIN), two analog comparators, and a charge time measurement unit (CTMU) for capacitive touch or precise timing measurements. The architecture uses a modified Harvard core with a 16-bit instruction word and 8-bit data path, a hardware 8x8 multiplier, and prioritized interrupt handling. The flash program memory supports self-programming in-circuit, allowing field firmware updates without chip removal. ECAN hardware conforms to CAN 2.0B active specification with masking and filtering. Typical applications include automotive body and chassis ECAN nodes, building automation and HVAC control, industrial sensor networks, low-power remote battery-powered telemetry, and CAN-based lighting control. Its wide voltage range and ECAN make it especially compelling for 12V automotive and 24V industrial environments where a single IC handles both compute and bus termination. When designing with this MCU, ensure the exposed pad is soldered to a sufficient copper pour to meet thermal and electrical ground requirements. For ECAN nodes, use a CAN transceiver such as the MCP2561/MCP2562 and verify bus termination per ISO 11898. Programming is supported via MPLAB X IDE and ICD3/PICKit 4 debuggers. This page synthesizes distributor pricing, same-package drop-in alternatives, and design notes not typically assembled in the manufacturer datasheet, helping engineers select and source the PIC18F26K80-I/MM with confidence.

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PIC18F26K80-I/SO - 64KB Flash 8-bit MCU w/ ECAN | Microchip
PIC18F26K80-I/SO

PIC18F26K80-I/SO - 64KB Flash 8-bit MCU w/ ECAN | Microchip

The Microchip Technology PIC18F26K80-I/SO is a high-performance 8-bit flash microcontroller with integrated ECAN (CAN 2.0B active) and nanoWatt XLP (eXtreme Low Power) technology, housed in a 28-pin SOIC wide-body package. It delivers 64 MHz (16 MIPS) performance with 64 KB of flash program memory, 3.6 KB of RAM, and 1 KB of EEPROM. The device operates from 1.8 V to 5.5 V, features a 12-bit ADC with up to 11 channels, and supports automotive temperature grades of -40°C to +85°C in the -I variant. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit CPU core - in this case Microchip's PIC18 RISC architecture - that integrates program memory (flash), data memory (SRAM), non-volatile EEPROM, and peripherals onto one die. The PIC18F26K80 sits in the broader hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. It is part of Microchip's PIC18 K-series, distinguished by integrated ECAN, XLP sleep modes, and a wide operating voltage range that supports both 3.3 V and 5 V designs. Key features include 64 KB flash (32K x 16 words), 3.6 KB RAM, 1 KB EEPROM, integrated ECAN module, a 12-bit A/D converter with up to 11 input channels, 4 hardware timers, two MSSP (SPI/I2C), two enhanced USART modules, and nanoWatt XLP sleep currents as low as 100 nA. The 12-bit ADC delivers conversion rates up to 100 ksps and supports an internal bandgap reference for ratiometric measurements. The PIC18F26K80 uses Microchip's enhanced PIC18 Harvard architecture with a 16-bit instruction word and 8-bit data path, allowing single-cycle hardware multiply and 200 ns instruction execution at 64 MHz. The ECAN module supports CAN 2.0B active with acceptance filters and masks, and the integrated CTMU (Charge Time Measurement Unit) enables touch sensing and precise time-of-flight measurements. Typical applications include industrial CAN-bus node controllers, automotive body and chassis modules, elevator control panels, building automation, sensor interfaces with analog front-ends, and low-power battery-operated sensor nodes where ECAN connectivity and nanoWatt XLP combine to enable wire-replacement topologies with extended battery life. When designing with this part, verify the SOIC-28 footprint and pinout against your PCB land pattern. For new designs, Microchip recommends the newer PIC18F26K42 family with Core Independent Peripherals unless specific ECAN migration paths are required - the K42 family uses a different oscillator and interrupt architecture and is NOT a drop-in replacement.

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PIC18F26K80-I/SP - 64KB Flash, ECAN, 8-bit MCU | Microchip
PIC18F26K80-I/SP

PIC18F26K80-I/SP - 64KB Flash, ECAN, 8-bit MCU | Microchip

The Microchip PIC18F26K80-I/SP is a high-performance 8-bit CMOS flash microcontroller built on the PIC18 RISC architecture, featuring integrated ECAN, 64 KB of program Flash, 3648 bytes of RAM, and a 12-bit ADC with CTMU, packaged in a 28-pin SPDIP (SP) through-hole form factor. It executes instructions in 200 ns (16 MIPS at 64 MHz) and operates over a 1.8 V to 5.5 V wide supply range with nanoWatt XLP extreme low-power sleep modes for energy-constrained designs. An 8-bit microcontroller (MCU) is a programmable single-chip processor that integrates CPU, non-volatile program memory, volatile data memory, and peripherals on one die; it sits in the hierarchy: microcontroller -> embedded processor -> semiconductor device. The PIC18 family extends this with enhanced 16-bit instruction width, hardware multiply, and C-optimized architecture, while the K80 sub-family adds an on-board ECAN 2.0B controller, making the part suited to distributed industrial networks where automotive-grade robustness matters. Key features include 24 I/O pins, an internal oscillator selectable up to 64 MHz, three 16-bit timers, two CCP/ECCP modules, an enhanced USART, two SPI and two I2C peripherals, a 12-channel 12-bit ADC, and CTMU (Charge Time Measurement Unit) for capacitive touch and precise time-based measurements. The ECAN module is CAN 2.0B active with hardware filtering, and the nanoWatt XLP technology delivers sleep currents down to the nanoampere range, enabling battery-backed designs that wake on interrupt. Typical applications include automotive body and comfort modules (CAN nodes for window lifters, seat controllers), elevator control boards, industrial building automation (HVAC, lighting controllers), CAN-based sensor networks, and low-power metering with touch-button front panels. The wide 1.8 V-5.5 V range also lets the same firmware run directly from a single Li-ion cell or a regulated 5 V rail without a level shifter. When designing with this part, budget decoupling capacitance at each VDD/VSS pair (100 nF plus 1-10 µF bulk), and assign the ECAN TX/RX pins to PWM-capable ports only if pin remapping is not used, since CAN bus timing is sensitive to jitter. For new product designs, evaluate the newer PIC18F26K42 family first - it is pin-compatible but adds CIP (Core Independent Peripherals) and improved ADC. This page synthesizes distributor pricing for PIC18F26K80-I/SP, SPDIP-28 drop-in and package-compatible alternatives within the PIC18FxxK80 family, and practical design notes that extend the information found in the Microchip datasheet.

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PIC18F26K80T-E/SO - 8-bit 64MHz 64KB Flash MCU w/ ECAN | Microchip
PIC18F26K80T-E/SO

PIC18F26K80T-E/SO - 8-bit 64MHz 64KB Flash MCU w/ ECAN | Microchip

The Microchip Technology PIC18F26K80T-E/SO is a high-performance 8-bit PIC18 microcontroller featuring integrated ECAN, 64KB of Flash program memory, and nanoWatt XLP (eXtreme Low Power) technology, all housed in a 28-pin SOIC package. The device operates up to 64MHz delivering 16 MIPS of computational throughput, with a wide 1.8V to 5.5V supply voltage range suited to automotive, building control, elevator control, and industrial segments. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and a rich set of peripherals (ADC, timers, communication interfaces) onto one silicon die. Within the broader taxonomy, the PIC18F26K80 sits in the 8-bit MCU class, under the PIC18 family of Microchip's PIC microcontrollers, which itself falls under the embedded microcontroller branch of microcontrollers and finally under the integrated-circuit and semiconductor hierarchies. XLP nanoWatt technology adds a deep-sleep idle current figure that enables battery-powered nodes to live for years on a single cell. Key features include 64KB (32K x 16) of self-programmable Flash, 3.6KB of SRAM, 1KB of EEPROM, a 12-bit A/D converter with up to 11 channels, and an on-chip CTMU (Charge Time Measurement Unit) for capacitive touch or precise time measurement. The integrated ECAN module (CAN 2.0B active) plus two EUSART, I2C, and SPI ports provide multi-protocol connectivity, making this device a true system-on-chip for networked embedded designs. The PIC18F26K80 architecture employs an enhanced Harvard bus with separate instruction and data paths, an 8-bit ALU widened by hardware multiply, and a vectored interrupt controller. The CTMU and 12-bit ADC together enable cost-effective touch sensing and precision analog measurement without external components. The "-E" suffix denotes the Extended temperature grade (-40C to +125C) and the "T" suffix indicates Tape & Reel packaging for high-volume assembly. Typical applications include automotive body and comfort networks (CAN nodes), industrial control and sensor hubs, building automation controllers, HVAC fan/blower drives, elevator control panels, and battery-powered IoT edge nodes where XLP sleep currents extend service life. The combination of ECAN and dual EUSART also makes it attractive for protocol bridges converting CAN to RS-485/232. Designers should consider the 28-pin SOIC footprint when migrating between PIC18F25K80, PIC18F26K80, and PIC18F46K80 family members, as pin assignments are largely consistent across the 28/40/44/64-pin options. Sufficient decoupling (100nF plus 10uF bulk) at VDD is critical at 64MHz operation; for ECAN applications the bus termination (120 ohm) and common-mode choke selection strongly influence EMC compliance. This page consolidates distributor pricing, pin-compatible alternatives, parametric comparisons, and application notes not aggregated in the manufacturer datasheet, giving procurement and engineering teams a single decision-ready reference.

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PIC18F26K80T-I/MM - 8-Bit 64MHz 64KB Flash MCU w/ ECAN | Microchip
PIC18F26K80T-I/MM

PIC18F26K80T-I/MM - 8-Bit 64MHz 64KB Flash MCU w/ ECAN | Microchip

The Microchip Technology PIC18F26K80T-I/MM is an 8-bit PIC18 RISC microcontroller from the nanoWatt XLP family, integrating 64KB of Flash program memory, 3.6KB of RAM, and 1KB of EEPROM, all housed in a 28-pin QFN-S exposed-pad (6x6 mm) package rated for the industrial -40C to +85C temperature range. The device runs at up to 64MHz (16 MIPS) and combines on-chip ECAN, a 12-bit ADC with up to 11 channels, CTMU, and nanoWatt XLP sleep modes, with AEC-Q100 automotive qualification cited in distributor parametric data. What is an 8-bit microcontroller with integrated CAN? An MCU (microcontroller) is a single-chip computer containing a CPU core, memory, and programmable peripherals. ECAN (Enhanced Controller Area Network) is Microchip's hardware implementation of the Bosch CAN 2.0B protocol used for robust in-vehicle and industrial networking. The PIC18F26K80 family sits in the hierarchy: PIC microcontroller -> 8-bit PIC18 core -> nanoWatt XLP low-power subfamily -> K80 series with ECAN. AEC-Q100 qualification means the part has completed automotive stress-test certification. Key features include 64KB Flash organized as 32K x 16 words, 24 digital I/O lines, hardware ECAN supporting CAN 2.0B active/passive/Listen modes, a 12-bit ADC with up to 11 input channels, four 16-bit timers, two comparators, a charge-time measurement unit (CTMU), and nanoWatt XLP technology that drops typical sleep current into the nanoampere range. The internal oscillator is selectable from 31kHz to 16MHz, reducing external component count. The PIC18F26K80T-I/MM uses an enhanced Harvard RISC architecture with a 16-bit instruction word and 8-bit data path, hardware multiplier, and a 31-deep stack. ECAN handles bit rates up to 1Mbps with filtering and acceptance masks, eliminating firmware bit-banging for automotive buses. The 12-bit ADC achieves up to 100 ksps with acquisition control, and the CTMU enables capacitive touch and time-of-flight measurement when paired with on-chip comparators. Typical applications include automotive body and chassis ECAN nodes, building climate and access control panels, industrial sensor interface boards with CAN backbone connectivity, and low-power remote sensor platforms. The wide 1.8V to 5.5V supply range supports battery-powered and 5V industrial buses directly. When designing with this MCU, reserve the exposed pad (EP) for thermal dissipation and a low-impedance ground bond; an ungrounded EP degrades ADC accuracy and ESD robustness. Use the ICSP programming interface even in production layouts to allow late-stage firmware updates, and budget for the ECAN transceiver (e.g. MCP2551 or MCP2562) as a required companion. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F26K80T-I/SS - 64KB Flash 8-bit MCU w/ ECAN & XLP | Microchip
PIC18F26K80T-I/SS

PIC18F26K80T-I/SS - 64KB Flash 8-bit MCU w/ ECAN & XLP | Microchip

The Microchip Technology PIC18F26K80T-I/SS is a high-performance 8-bit microcontroller IC from the PIC18 K80 family featuring integrated ECAN and nanoWatt XLP (eXtreme Low Power) technology, packaged in a 28-pin SSOP. It operates up to 64 MHz delivering 16 MIPS, integrates 64 KB (32K x 16) of Flash program memory, 3.6 KB of RAM, and a 12-bit ADC with CTMU (Charge Time Measurement Unit), all from a 1.8 V to 5.5 V supply. The -I/SS suffix denotes the industrial temperature grade (-40C to +85C) and SSOP-28 package on tape-and-reel. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and programmable peripherals such as ADC, timers, communication interfaces, and I/O into one device. Within the system hierarchy, the PIC18F26K80T-I/SS is an 8-bit microcontroller -> MCU -> embedded processor -> semiconductor. The "K80" sub-family is targeted at low-power, CAN-connected embedded nodes that previously required external CAN controllers. Key features include integrated ECAN (Enhanced Controller Area Network) peripheral supporting CAN 2.0B, an on-chip 12-bit A/D converter with up to 11 channels, three analog comparators, four timers, two capture/compare/PWM modules, an 8-bit parallel slave port, and nanoWatt XLP sleep currents below 100 nA typical. The CTMU enables touch sensing, capacitive proximity, and time-of-flight measurement without external analog circuitry. The 64 MHz maximum oscillator yields 16 MIPS instruction throughput, ample for typical sensor and actuator control loops. Architecturally, the PIC18F26K80T-I/SS uses an enhanced Harvard RISC core with 16-bit instructions and 8-bit data path, plus hardware multiply and a single-cycle 8x8 multiplication. ECAN is implemented as a dedicated peripheral with independent masks/filters, reducing firmware complexity for automotive/industrial CAN nodes. Typical applications include automotive body and chassis ECAN nodes, building control (HVAC, elevator controllers), industrial sensor and actuator networks, low-power remote sensor nodes, and battery-powered metering with CAN backhaul. The wide 1.8 V-5.5 V range supports direct lithium battery and 3.3 V/5 V system buses. When designing with this part, ensure the ICSP/ICD pins (PGC/PGD, MCLR) are properly accessible for in-circuit programming and debugging, and follow Microchip AN228 for ECAN bus termination and biasing. The 28-SSOP package has moderate thermal resistance and is suitable for low-power industrial nodes. This page synthesizes verified distributor pricing, cross-family drop-in alternatives from the PIC18 K80 family, and practical ECAN/Low-Power design notes not consolidated in the manufacturer datasheet.

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PIC18F26K83-E/ML - 8-bit 64MHz 64KB Flash MCU | Microchip
PIC18F26K83-E/ML

PIC18F26K83-E/ML - 8-bit 64MHz 64KB Flash MCU | Microchip

The Microchip Technology PIC18F26K83-E/ML is an 8-bit PIC18 RISC microcontroller with 64KB Flash, 64MHz CPU, and integrated CAN technology in a 28-pin QFN (6x6 mm) package. It belongs to the PIC18(L)F25/26K83 family that combines a 12-bit ADC with Computation (ADC2) for advanced touch sensing and a 5-bit DAC, targeting low-power functional-safety applications. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripheral set, and I/O into one package. The PIC18F26K83 sits inside the broader hierarchy of embedded microcontrollers -> 8-bit microcontrollers -> PIC18 family -> Microchip PIC microcontrollers. Its extended instruction set (XLP18K) and 31-level stack allow C-friendly coding while keeping the deterministic interrupt model of the PIC architecture. Key features include a 12-bit ADC with Computation (ADC2) that automates Capacitive Voltage Divider (CVD) for touch sensing, averaging, filtering, oversampling and threshold comparison. The device integrates a 5-bit DAC, multiple communication peripherals including CAN, I2C, SPI, UART/USART, and PWMs with complementary outputs. Functional-safety (FuSa) features include a CRC scanner, windowed watchdog timer, dead-man timer, and error-correcting code on Flash memory for IEC 61508 SIL-2/3 capable designs. Operating voltage spans 2.5V to 5.5V. The PIC18F26K83-E/ML uses an 8-bit PIC18 CPU with hardware multiply and a 16-bit wide instruction path, paired with 64KB self-programmable Flash and 1KB data EEPROM. The /ML package suffix indicates a QFN-28 (6x6 mm) with an exposed pad (ML = Micro Lead-frame). Industrial -E temperature grade extends from -40C to +125C, supporting automotive and harsh-environment deployment. Typical applications include automotive body and climate control, industrial sensor hubs, touch-interface HMIs, CAN nodes, and functional-safety sensor monitoring. The 12-bit ADC2 with CVD enables robust proximity and touch buttons behind glass or plastic overlays. When designing, verify regulator headroom under 64MHz MIPS throughput. Place a 0.1uF bypass capacitor adjacent to every VDD/AVDD pin and provide a solid ground plane tie to the exposed thermal pad. The CRC scanner can be enabled at boot to validate firmware integrity before releasing critical outputs. This page synthesizes distributor pricing, drop-in Microchip family alternatives, application notes, and design guidance not bundled in the manufacturer datasheet.

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