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PIC18F57Q43T-I/6LX - 8-Bit 64MHz 128KB Flash MCU | Microchip
PIC18F57Q43T-I/6LX

PIC18F57Q43T-I/6LX - 8-Bit 64MHz 128KB Flash MCU | Microchip

The Microchip Technology PIC18F57Q43T-I/6LX is an 8-bit PIC18 XLP microcontroller with 128 KB Flash, 8 KB SRAM, and 1 KB EEPROM, running at up to 64 MHz, housed in a 48-pin VQFN (6x6 mm) package with exposed thermal pad. It integrates a 12-bit ADC with 2 MSPS, a 12-bit DAC, three op-amps, two 8-bit DACs, six 16-bit PWMs, six DMA controllers, and full Functional Safety (FuSa) support with Class B safety library. What is an 8-bit PIC microcontroller? An 8-bit PIC microcontroller is a RISC-based embedded controller from Microchip's PIC family that processes data in 8-bit words, balancing low power, deterministic interrupt response, and rich peripheral integration. PIC microcontrollers sit within the broader microcontroller hierarchy: microcontroller -> embedded controller -> MCU -> semiconductor, and are widely deployed in consumer, industrial, and automotive subsystems where cost-effective, low-power computation is required. Key features include six DMA controllers that offload data movement between peripherals and memory without CPU intervention, three independent 16-bit dual PWMs providing six PWM outputs for motor and lighting control, vectored interrupt capability with fixed three-instruction-cycle latency, and a Core Independent Peripheral (CIP) ecosystem that lets hardware blocks run autonomously. The device operates from 1.8 V to 5.5 V across -40C to +85C industrial temperatures. The architecture combines a modified Harvard RISC core with separate program Flash and data SRAM buses, hardware multiply, and a 32-level stack. On-chip peripherals interconnect via Microchip's Peripheral Pin Select (PPS) and configurable logic cells, enabling sophisticated signal routing without external glue logic. This makes the Q43 family a strong fit for applications that previously required multiple ICs. Typical applications include functional-safety industrial control, BLDC/PMSM motor drives, IoT sensor nodes, LED lighting controllers, USB HID/CDC devices, and battery-powered portable instruments. The XLP (eXtreme Low Power) features such as nanoWatt XLP, IDLE/DOZE modes, and sleep currents below 50 nA make it well suited to energy harvesting and battery-backed designs. When designing with this device, ensure the exposed pad (EP) of the VQFN package is soldered to a sufficient copper pour for thermal dissipation and ground reference. The PPS system requires firmware configuration before the first peripheral use; reserve one GPIO for the in-circuit serial programming (ICSP) interface. This page synthesizes distributor pricing, drop-in alternative inventory, and practical design notes drawn from Microchip application notes that are not aggregated on the manufacturer datasheet alone.

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PIC18F57Q84-I/PT - 8-Bit MCU, 64MHz, 128KB Flash, CAN FD | Microchip
PIC18F57Q84-I/PT

PIC18F57Q84-I/PT - 8-Bit MCU, 64MHz, 128KB Flash, CAN FD | Microchip

The Microchip Technology PIC18F57Q84-I/PT is an 8-bit PIC18 microcontroller running at 64 MHz with 128 KB (64K x 16) of Flash program memory, housed in a 48-pin TQFP (7x7 mm) package. It belongs to the PIC18-Q84 family, which combines Core Independent Peripherals (CIPs) with CAN FD connectivity for cost-optimized automotive and industrial applications. The integrated CIPs offload tasks such as signal conditioning, timing, and communications from the CPU, enabling deterministic real-time control with minimal firmware overhead. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash, SRAM, EEPROM), and programmable peripherals. PIC18 8-bit MCUs use Microchip's enhanced Harvard RISC architecture with 16-bit instructions and an 8-bit data path, balancing code density with deterministic interrupt response. The PIC18-Q84 sub-family specifically extends this lineage with modern interfaces (CAN FD, UART, SPI, I2C) and high-resolution CIPs suited to sensor and motor control nodes. Key specifications include 128 KB Flash, 8 KB SRAM, 1024 bytes EEPROM, 64 MHz internal oscillator, and 12-bit ADC with computation (ADCC). Communication peripherals include one CAN FD module, two UARTs, two SPIs, and two I2Cs. Core Independent Peripherals include configurable logic cells (CLC), signal measurement timer (SMT), complementary waveform generator (CWG), numerically controlled oscillator (NCO), and zero-cross detect (ZCD). A hardware crypto engine, cyclic redundancy check (CRC) module, and direct memory access (DMA) controller further reduce CPU load. The architecture uses a 16-bit instruction word with an 8-bit data bus, supports up to 16 MIPS at 64 MHz, and operates from 1.8 V to 5.5 V. The 48-pin TQFP (PT) package offers up to 44 I/O pins with high-current sink/source capability, plus peripheral pin select (PPS) for flexible signal routing. The device is qualified for industrial temperature ranges (-40 °C to +85 °C) and supports in-circuit serial programming (ICSP) and in-circuit debugging (ICD). Typical applications include CAN FD nodes in automotive body and chassis ECUs, industrial sensor hubs, BLDC motor controllers, HVAC control boards, lighting controllers, and battery management front-ends. The combination of CAN FD, 12-bit ADCC, and CWG enables sensor-driven closed-loop control with hardware-accelerated timing without burdening the CPU. When designing with this device, plan for adequate decoupling (100 nF ceramic per VDD pair), a low-ESR bulk capacitor on VDDCORE, and routing of the CAN bus with 120 Ω termination plus ESD protection. For safety-critical applications, enable the WWDT and use the CRC scanner to validate Flash contents at startup. This page synthesizes distributor pricing, drop-in family alternatives from the Site MPN list, and practical design guidance not duplicated on the manufacturer datasheet, giving procurement and design engineers a faster path from specification to qualified source.

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PIC18F57Q84T-I/PT - 8-bit 64MHz MCU 128KB Flash CAN-FD | Microchip
PIC18F57Q84T-I/PT

PIC18F57Q84T-I/PT - 8-bit 64MHz MCU 128KB Flash CAN-FD | Microchip

The Microchip Technology PIC18F57Q84T-I/PT is an 8-bit PIC microcontroller from the PIC18-Q84 family, featuring a 64 MHz CPU, 128 KB of Flash program memory, 13 KB of SRAM, and 1 KB of EEPROM, all housed in a 48-pin TQFP (PT) package. The device integrates Controller Area Network with Flexible Data Rate (CAN-FD), making it suitable for automotive and industrial networking applications where deterministic, high-bandwidth communication is required. The "T" suffix indicates Tape and Reel packaging, while the "I" indicates the industrial operating temperature range of -40C to +85C. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable I/O peripherals. The PIC18 architecture is an enhanced 8-bit Harvard RISC core that balances deterministic real-time control with low power consumption via Microchip's eXtreme Low Power (XLP) technology. The PIC18-Q84 family expands 8-bit MCUs by combining Core Independent Peripherals (CIPs) with CAN-FD, positioning the device at the intersection of cost-optimized embedded control and networked sensor/actuator nodes. Key features include a 12-bit ADC with up to 43 channels (depending on package), a 12-bit DAC, multiple DMA channels, DSM (Data Signal Modulator), complementary PWMs with edge-aligned and center-aligned modes, CIPS (Configurable Logic Cell), I2C, SPI, and two UART peripherals. These integrated peripherals offload common tasks from the CPU, reducing firmware complexity and improving deterministic response time. The PIC18F57Q84T-I/PT uses a Harvard-architecture 8-bit RISC core with a 16-bit instruction word. The high peripheral integration allows developers to implement motor control, lighting, power conversion, and sensor fusion with minimal external components. The integrated CAN-FD controller supports data rates up to 5 Mbps with payload sizes up to 64 bytes, enabling modern automotive and industrial bus communication. Typical applications include CAN-FD node endpoints in automotive body and chassis networks, BLDC motor control for fans and pumps, LED lighting controllers, HVAC sensor interfaces, and industrial automation modules. The wide operating voltage range and XLP low-power modes also support battery-powered IoT edge devices. When designing with this MCU, plan for the 48-pin TQFP footprint and provide decoupling capacitors within 5 mm of every VDD/VSS pair. Configure the CAN-FD peripheral baud rate to match the bus clock and verify timing budget using Microchip's MPLAB X IDE with the MCC code configurator. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. All data points have been cross-referenced against the official Microchip PIC18F27/47/57Q84 datasheet (DS40002213E) and current distributor listings.

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PIC18F6310T-I/PT - 8-bit PIC MCU, 8KB Flash, 64-Pin TQFP | Microchip
PIC18F6310T-I/PT

PIC18F6310T-I/PT - 8-bit PIC MCU, 8KB Flash, 64-Pin TQFP | Microchip

The Microchip Technology PIC18F6310T-I/PT is an 8-bit RISC microcontroller in the PIC18F family, featuring 8 KB of Flash program memory, 768 bytes of RAM, and 64-pin TQFP packaging. The trailing "T" suffix denotes tape-and-reel packaging, and the "I" indicates the industrial temperature range of -40C to +85C. The device operates at up to 40 MHz, delivering 10 MIPS of processing throughput for embedded control applications. An 8-bit microcontroller (MCU) is a programmable integrated circuit that combines a CPU, memory (Flash for program storage, SRAM for data), and peripheral interfaces on a single die. The PIC18F family sits within the broader PIC (Peripheral Interface Controller) architecture and traces its hierarchy to microcontroller -> embedded processor -> semiconductor device. PIC18F MCUs use a Harvard RISC architecture with separate program and data buses, and they execute most instructions in a single 4-cycle clock period (one instruction cycle per 4 oscillator cycles). Key features include 8 KB (4K x 16) of self-programmable Flash, 768 bytes of data RAM, 256 bytes of EEPROM, and a 10-bit Analog-to-Digital Converter (ADC) with up to 12 input channels. Communication peripherals include Enhanced USART, MSSP (SPI/I2C), and Parallel Slave Port. The device supports 54 digital I/O pins with high-current sink/source capability and offers multiple power-managed modes for low-power operation. The PIC18F6310 integrates advanced peripherals such as a 16-bit Capture/Compare/PWM (CCP) module, multiple timers, and a Hardware RTCC for real-time clock functions. These are designed for human-interface and control applications where deterministic real-time response is critical. The 64-pin TQFP package provides ample I/O access in a 10 x 10 mm outline suitable for moderately dense PCB designs. Typical applications include industrial manufacturing equipment, instrumentation and monitoring, data acquisition systems, power conditioning, environmental monitoring, telecom infrastructure, and consumer electronics. The wide peripheral set also makes it suitable for HVAC controls, security panels, and display drivers. When designing with this MCU, ensure VDD decoupling uses 100 nF and 10 uF capacitors placed close to the supply pins. Configure the configuration bits (fuses) for oscillator source, watchdog timer, and code protection before programming. The Industrial temperature grade allows deployment in uncontrolled thermal environments. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F6390-E/PT - 8KB Flash LCD MCU 64TQFP | Microchip
PIC18F6390-E/PT

PIC18F6390-E/PT - 8KB Flash LCD MCU 64TQFP | Microchip

The Microchip Technology PIC18F6390-E/PT is an 8-bit PIC18F-family flash microcontroller featuring 8 KB of program Flash, 768 bytes of RAM, an integrated LCD driver, and 68 I/O pins, all housed in a 64-pin TQFP package. It executes instructions at up to 40 MHz (10 MIPS) using Microchip's enhanced RISC architecture and supports a wide 2.0 V to 5.5 V operating voltage range suitable for battery and line-powered applications. The '-E' suffix denotes the extended industrial temperature grade of -40C to +125C. An 8-bit microcontroller is a single-chip computer built around an 8-bit data path; PIC18F devices extend this with a 16-bit instruction word, hardware multiply, and a linear program-memory map. As part of Microchip's PIC18F -> 8-bit MCU -> microcontroller -> embedded processor -> semiconductor hierarchy, this part sits in the LCD-driver segment aimed at low-power human-machine interface products such as metering and thermostat panels. Key features include nanoWatt power management with multiple idle and sleep modes, an integrated LCD driver supporting up to 192 segments, a 10-bit ADC with up to 12 channels, three timers, two capture/compare/PWM modules, two USART modules, an SPI port, and an I2C port. The 64-pin TQFP (10x10 mm) package provides ample I/O for keypad scanning and segmented LCD glass. The device architecture pairs a Harvard bus with a 32-level hardware stack and interrupt prioritization. Internal RC, crystal, and PLL clock options let designers balance throughput against EMI for cost-sensitive consumer products. The 8 KB Flash supports self-programming under firmware control, enabling field upgrades through the USART bootloader. Typical applications include handheld utility meters, thermostats and HVAC controllers, home security keypads, point-of-sale terminals, and white-goods user interfaces that need direct LCD glass drive without an external segment driver. When designing with this part, reserve 2 to 3 I/O pins for In-Circuit Serial Programming (ICSP) and place a 10 kohm pull-up on MCLR to keep the device in reset only when intended; otherwise the device can enter programming mode during brown-out events. Verify segment loading against the LCD charge-pump capacitance budget before final layout. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F6390-I/PT - 8-bit 40MHz LCD MCU 8KB Flash | Microchip
PIC18F6390-I/PT

PIC18F6390-I/PT - 8-bit 40MHz LCD MCU 8KB Flash | Microchip

The Microchip PIC18F6390-I/PT is an 8-bit CMOS RISC microcontroller from the PIC18F family, featuring an integrated LCD driver, 8KB of Flash program memory, 768 bytes of RAM, and 64-pin TQFP (10x10 mm) packaging. It executes instructions at up to 10 MIPS using a C-compiler-optimized RISC architecture clocked at 40 MHz from a 4.2 V to 5.5 V supply. This device is specifically designed for low-power human-interface applications with on-chip segmented LCD driving capability. An 8-bit microcontroller (MCU) is a single-chip computer that integrates an 8-bit CPU, program memory (Flash/ROM), data memory (RAM), peripherals, and I/O on one silicon die. PIC18F microcontrollers extend Microchip's baseline 8-bit PIC line by adding enhanced peripherals, larger memory spaces, and up to 10 MIPS throughput - making them mid-range 8-bit controllers widely deployed in consumer white goods, industrial HMIs, and metering products. The integrated LCD driver on the PIC18F6390 eliminates an external driver IC, reducing BOM cost and PCB area in segment-display applications. Key features include 8K x 16 (8KB) of self-programmable Flash, 768 bytes of RAM, 256 bytes of EEPROM, 54 I/O pins, an integrated segmented LCD controller, nanoWatt power management for ultra-low sleep currents, and a 10-bit ADC. The 64-TQFP package provides generous I/O headroom for keypad scanning, sensor input, and LCD segment multiplexing simultaneously. The CPU uses an enhanced Harvard architecture with separate program and data buses, sixteen 8-bit working registers, and a hardware multiplier that simplifies arithmetic for meter and sensor-signal processing. nanoWatt technology provides multiple power-managed modes including idle, sleep, and oscillator-switching options that drop quiescent current to microampere levels during idle periods. Typical applications include handheld meters (gas/water/electric), thermostats, home security keypads, point-of-sale terminals, medical infusion pumps, industrial process displays, and appliance user interfaces with segment LCDs. When designing with this device, allocate I/O pins for both the segment/commons of the LCD and keypad matrix. The internal LCD charge pump can supply glass bias from a single 3 V supply, but contrast is optimized when VDD is at 5 V. Use MPLAB X IDE with the XC8 compiler for firmware development. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single source for parametric, sourcing, and application information.

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PIC18F6390T-I/PT - 8KB Flash, 40MHz, LCD PIC MCU | Microchip
PIC18F6390T-I/PT

PIC18F6390T-I/PT - 8KB Flash, 40MHz, LCD PIC MCU | Microchip

The Microchip Technology PIC18F6390T-I/PT is an 8-bit PIC18F microcontroller with 8KB of Flash program memory, 768 bytes of RAM, and an integrated LCD driver, housed in a 64-pin TQFP (10x10 mm) package. It operates from a 4.2V to 5.5V supply at up to 40MHz, providing 54 digital I/O pins plus dedicated LCD segment lines, making it tailored for human-machine interface (HMI) products with display requirements. What is a PIC18F microcontroller? The PIC18F family is Microchip's high-end 8-bit microcontroller line based on the PIC RISC architecture, sitting above the PIC16F and base PIC18F in the company's 8-bit portfolio. It features a 16-bit instruction word with an 8-bit data path, hardware multiplier, C-compiler friendly architecture, and rich peripheral integration (ADC, PWM, I2C, SPI, USART, USB, LCD, CTMU). PIC18F belongs to the broader 8-bit MCU hypernym chain: 8-bit microcontroller -> MCU -> embedded controller -> semiconductor IC. The 'F' suffix indicates Flash-based program memory, which supports in-system self-programming for field upgrades. Key features of the PIC18F6390 include a 10-bit ADC up to 12 channels, an integrated LCD driver capable of driving up to 192 segments, two analog comparators, one USART, one AUSART, MSSP (SPI/I2C), and nanoWatt Technology power management with multiple idle/sleep modes. The integrated Charge Time Measurement Unit (CTMU) supports capacitive touch sensing and precise time-of-flight measurements, eliminating external components for many sensing applications. The 768-byte RAM and 256-byte EEPROM complement the 8KB Flash to support data logging, metering, and user-interface state storage. Architecturally, the device uses an enhanced mid-range core with a 16-bit instruction path and 8-bit data path, a hardware 8x8 multiplier, and 31-level stack depth, enabling efficient C code generation. The part is specified for the industrial temperature range (-40C to +85C) as denoted by the 'I' designator. Typical applications include handheld metering (gas/water/electricity), thermostat and HVAC controllers, home security panels, point-of-sale terminals, white goods user interfaces, and any low-to-mid complexity product requiring a built-in segmented LCD display. When designing with the PIC18F6390T-I/PT, allocate PCB area for the LCD bias capacitors (typically 0.1uF-1uF ceramic) and follow Microchip AN649 application note for noise-tolerant LCD bias generation. Use MPLAB X IDE with MPLAB XC8 compiler for firmware development, and consider the PIC18F46K22 or PIC18F47K42 families if your design migrates to lower-power or higher-memory variants. Note: the 'T' suffix denotes Tape & Reel packaging for the original TQFP variant.

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PIC18F63J11-I/PT - 8-Bit 40MHz MCU, 8KB Flash, 64-TQFP | Microchip
PIC18F63J11-I/PT

PIC18F63J11-I/PT - 8-Bit 40MHz MCU, 8KB Flash, 64-TQFP | Microchip

The Microchip Technology PIC18F63J11-I/PT is a general-purpose 8-bit RISC PIC18J-series microcontroller (MCU) delivering 10 MIPS performance at 3V with a 40 MHz maximum clock, 8 KB (4K x 16) of self-programmable Flash program memory, 1 KB of SRAM, and 51 digital I/O pins, housed in a 64-pin TQFP (10x10 mm, 1 mm height, MS-026) package. The device is intended for cost-sensitive embedded applications such as data loggers, controllers, and consumer products that benefit from a high pin count and a generous peripheral mix. What is a PIC18J-series microcontroller? The PIC18J family is Microchip's low-voltage, nanoWatt-oriented branch of the 8-bit PIC18 architecture, integrating a Harvard RISC core with peripheral-rich analog and digital blocks, configurable I/O, and Flash program memory in a single CMOS die. Within Microchip's taxonomy, PIC18J sits below the enhanced PIC18K (XLP) and the PIC24/dsPIC 16-bit families but above the baseline PIC16 mid-range parts. Key features include a 10-bit ADC, multiple timers, enhanced CCP/ECCP, two USARTs, SPI/I2C, an 8 MHz internal oscillator (with PLL up to 40 MHz), and nanoWatt power-saving modes. The 51 I/O pins are 5V-tolerant and capable of interrupt-on-change. The Flash supports self-programming and ICD (in-circuit debug) via two dedicated pins. Architecturally, the part uses a 16-bit instruction word with an 8-bit data path, a hardware multiplier, and a vectored interrupt controller. A dedicated ICD port allows real-time debug without probe removal, and the internal oscillator with 4x PLL eliminates the external crystal in many designs, reducing BOM cost. Typical applications include industrial control panels, HVAC fan/pump controllers, USB/HID human-interface devices, sensor hubs, and low-cost data acquisition front ends. The wide 4.2-5.5V supply range suits 5V legacy system retrofits. When designing, allocate the ICD/PGD/PGC pins early since they double as digital I/O only when debugging is disabled. Place a 100 nF decoupling capacitor within 3 mm of each VDD/VSS pair, and reserve the MCLR pin with its proper 10 kohm pull-up configuration. This page consolidates distributor pricing, package-compatible drop-in alternatives from Microchip's own portfolio, application guidance, and design notes not duplicated on the manufacturer's marketing page.

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PIC18F63J90-I/PT - 8-bit 40MHz 8KB Flash LCD MCU | Microchip
PIC18F63J90-I/PT

PIC18F63J90-I/PT - 8-bit 40MHz 8KB Flash LCD MCU | Microchip

The Microchip Technology PIC18F63J90-I/PT is an 8-bit PIC18 RISC microcontroller with 8KB of Flash program memory, 1024 bytes of RAM, and an integrated segmented LCD driver, housed in a 64-pin TQFP (10x10 mm) industrial-temperature package. According to Microchip datasheet DS-39791D, the device runs at up to 40 MHz from a 2.0V-3.6V supply and provides 51 digital I/O pins plus 24 LCD segment pins for a typical 128-segment display. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), data memory (RAM), and peripheral interfaces (ADC, timers, communication controllers). The PIC18 family uses an enhanced 8-bit RISC Harvard architecture with a 16-bit instruction word, providing up to 16 MIPS performance at 40 MHz. The PIC18F63J90 belongs to the J90 sub-family, distinguished by its on-chip LCD driver, large pin count, and nanoWatt power-management features - a category within Microchip's 8-bit MCU lineup that bridges small 8-pin controllers and the 16-bit/32-bit families. Key features include a 10-bit ADC with up to 12 channels, two analog comparators, two USART modules, one SPI and one I2C peripheral, a 16-bit PWM module, and hardware multiplier for fast arithmetic. The integrated LCD driver supports 4 common and up to 48 segment lines without external charge pumps, and the nanoWatt features include idle/doze/sleep modes with typical currents below 100 nA in sleep. The architecture combines Microchip's enhanced mid-range core with a peripheral set optimized for human-machine interfaces. The on-chip LCD module drives resistive segment LCDs directly, eliminating the need for external COG or chip-on-glass drivers. Hardware peripherals such as the CCP/ECCP, MSSP (SPI/I2C), and EUSART operate autonomously from the CPU, allowing efficient handling of multiple I/O tasks. Typical applications include handheld meters, thermostats, home-security control panels, and power/gas/water utility meters - all use cases where the integrated LCD, low power, and 51 I/O pins are decisive. Industrial sensor readouts and medical dosing pumps are additional fits, benefiting from the 12-channel ADC and low-power modes. When designing with this device, allocate enough PCB area for the 64-pin TQFP footprint and ensure your programmer/debugger supports ICSP via the dedicated PGD/PGC pins. The LCD bias generation is internal but requires external capacitor network; refer to the datasheet LCD bias section for the precise component values. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F6410-E/PT - 8-bit MCU, 16KB Flash, 40MHz, 64-Pin TQFP
PIC18F6410-E/PT

PIC18F6410-E/PT - 8-bit MCU, 16KB Flash, 40MHz, 64-Pin TQFP

The Microchip Technology PIC18F6410-E/PT is a high-performance 8-bit RISC microcontroller with 16 KB of Flash program memory, 768 bytes of RAM, and 54 digital I/O pins, housed in a 64-pin TQFP package (10x10 mm). It operates from a 4.2V to 5.5V supply at up to 40 MHz (10 MIPS) and integrates a 10-bit ADC, nanoWatt power management, and a peripheral-rich architecture shared across the PIC18 family. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path and Harvard architecture. It executes C, assembly, or graphical code to read sensors, drive actuators, and exchange data over serial protocols. In the broader hierarchy, a microcontroller sits inside the semiconductor category, the embedded computing category, and ultimately inside the system-on-chip (SoC) parent family, alongside 16-bit, 32-bit, and 64-bit MCUs. Key features of the PIC18F6410-E/PT include 16 KB of self-programmable Flash, 768 bytes of SRAM, 256 bytes of EEPROM, 54 digital I/O, a 10-bit ADC with multiple channels, two analog comparators, two USART modules, MSSP (SPI/I2C), a 16-bit timer, three 8-bit timers, nanoWatt Technology for low-power modes, an enhanced 16-bit capture/compare/PWM module, and an ICD/ICSP debug interface. The TQFP-64 footprint exposes nearly all peripherals to external pins. Architecturally, the device uses a 16-bit instruction word with 8-bit data path and a 31-level hardware stack. nanoWatt Technology supports run, idle, and sleep modes with on-the-fly oscillator switching. The extended instruction set, hardware multiplier, and C-friendly architecture make it suitable for control loops and protocol stacks. Typical applications include industrial manufacturing equipment, instrumentation and monitoring, data acquisition, power conditioning, environmental monitoring, telecom, and consumer devices. It is also used in white goods and HVAC controllers where 8-bit MCUs with rich peripherals and 5V tolerance are preferred. When designing with this part, verify the operating temperature grade. The -E suffix denotes an extended temperature range of -40C to +125C, suitable for industrial and outdoor enclosures. Decouple VDD/VSS with 100 nF capacitors placed within 5 mm of each pin pair, and keep the ICSP clock and data traces short. This page synthesizes distributor pricing, drop-in alternatives from the PIC18F family, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F6410T-I/PT - 8-bit MCU, 16KB Flash, 64-Pin TQFP | Microchip
PIC18F6410T-I/PT

PIC18F6410T-I/PT - 8-bit MCU, 16KB Flash, 64-Pin TQFP | Microchip

The Microchip Technology PIC18F6410T-I/PT is an 8-bit PIC18-family RISC microcontroller with 16 KB of Flash program memory, 768 bytes of RAM, and 54 digital I/O pins, packaged in a 64-pin TQFP (PT) and supplied on tape-and-reel. It operates from 4.2 V to 5.5 V at up to 40 MHz, integrating nanoWatt power management, a 10-bit ADC, multiple timers, and standard PIC18 peripherals for embedded control designs. An 8-bit microcontroller (MCU) is a single-chip computer that combines a CPU, non-volatile program memory (Flash), volatile working memory (RAM), and on-chip peripherals such as timers, ADC, communication interfaces, and GPIO into one package. In the embedded system hierarchy, the PIC18F6410 belongs to microcontroller -> MCU -> embedded controller -> semiconductor. It is optimized for deterministic real-time control with low power consumption, serving applications where cost, footprint, and code simplicity matter more than raw throughput. Key features include the PIC18 Harvard RISC architecture with single-cycle instructions at 40 MHz (10 MIPS), 16 KB self-programmable Flash, 768 bytes of RAM, 256 bytes of EEPROM, 54 I/O, nanoWatt sleep modes, two analog comparators, a 10-bit ADC, two USARTs, MSSP (SPI/I2C), two CCP modules, and a 16-bit timer. The wide 4.2-5.5 V supply window makes it well suited to industrial 5 V rails, and the 64-pin TQFP provides ample I/O without forcing a smaller QFN footprint. Technically, the PIC18F6410 employs a 16-bit instruction word Flash with an 8-bit data path, separated program and data buses (Harvard), and a four-deep hardware stack. Interrupt handling and peripheral mapping are configured through standard PIC18 SFRs, and self-programmability under firmware control supports bootloader and field-update patterns. The device is available in both F (Flash) and LF (low-voltage Flash) variants. Typical applications include industrial control, building automation (HVAC, lighting), home appliance control panels, sensor conditioning front-ends, USB/HID bridges using external transceiver ICs, and automotive body/comfort subsystems. The 64-pin TQFP makes it a strong fit where 40-48-pin PIC18F parts lack I/O but 80-pin parts would be over-specified. Designers should plan for proper decoupling (100 nF plus bulk caps at the supply pins), in-circuit serial programming (ICSP) header access for ISP/ICD, and a quartz crystal or resonator footprint to fully utilize the 40 MHz performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that are not consolidated on the manufacturer datasheet or any single distributor product page.

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PIC18F6490T-I/PT - 8-bit 40MHz 16KB Flash LCD MCU | Microchip
PIC18F6490T-I/PT

PIC18F6490T-I/PT - 8-bit 40MHz 16KB Flash LCD MCU | Microchip

The Microchip Technology PIC18F6490T-I/PT is an 8-bit PIC18F microcontroller integrating 16KB of Flash program memory, 768 bytes of SRAM, and an on-chip LCD driver, housed in a 64-pin TQFP (10x10 mm) industrial-grade (-40C to +85C) package. It executes instructions at up to 40 MHz from an internal oscillator/external clock source, draws as little as nanoWatt-level sleep current, and exposes 54 digital I/O lines plus integrated peripherals such as a 10-bit ADC, multiple USART/SPI/I2C modules, timers, and capture/compare/PWM. An 8-bit microcontroller (MCU) is a microprocessor integrated with program memory (Flash/ROM), data memory (SRAM), peripherals, and I/O on a single die; it belongs to the broader microcontroller category within microcontrollers and microprocessors under semiconductor devices. PIC18F devices sit in Microchip's enhanced mid-range 8-bit family, offering a Harvard architecture, 16-bit-wide instruction word, hardware multiplier, and C-optimized instruction set that balances code density against deterministic interrupt response. The integrated segment-LCD controller makes the PIC18F6490 part of the PIC18F "LCD" subfamily specifically targeted at human-machine-interface and metering applications. Key features include 16KB (8K x 16) self-programmable Flash, 768-byte RAM, 256-byte EEPROM, an internal LCD driver with charge pump supporting up to 48 segments, nanoWatt power management with multiple idle/sleep modes, and industrial -40C to +85C temperature operation. The 64-TQFP pinout exposes full LCD segment pins while leaving ample GPIO for buttons, sensors, and communication buses. Built-in Enhanced Flash Cell technology supports >100k erase/write cycles and >40-year data retention, valuable for firmware-upgradable metering and field-deployed devices. Architecturally, the PIC18F6490 uses an 8-bit data path with 16-bit instructions and a hardware 8x8 multiplier that accelerates signed/unsigned multiply in 1 instruction cycle. The nanoWatt technology tier adds real-time clock/counter operation from a 32 kHz source while drawing microamp-level current, enabling multi-year battery life in utility metering and remote sensor applications. The LCD module includes a configurable charge pump, software-controlled contrast, and direct segment drive, removing external resistor ladders and driver ICs from segment-LCD designs. Typical applications include handheld utility meters (electric/gas/water), thermostats and HVAC controllers, home-security keypads and alarm panels, medical infusion pumps and glucose meters, point-of-sale terminals, and industrial control panels with segment-LCD readouts. The combination of on-chip LCD + nanoWatt + industrial temperature range is purpose-built for metering and panel-instrument designs where BOM cost and battery life dominate. When designing with this device, allocate sufficient PCB area for the LCD bias network and consider using the internal charge pump when the supply drops below 3V to maintain segment contrast. Always populate the decoupling capacitors specified in the manufacturer datasheet typical-application section, and follow Microchip's recommended in-circuit serial programming (ICSP) layout for production-line firmware updates.

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PIC18F6493-I/PT - 8-bit 40MHz 16KB Flash LCD MCU | Microchip
PIC18F6493-I/PT

PIC18F6493-I/PT - 8-bit 40MHz 16KB Flash LCD MCU | Microchip

The Microchip PIC18F6493-I/PT is an 8-bit PIC18 microcontroller with an integrated LCD driver and high-resolution 12-bit ADC, packaged in a 64-pin TQFP (10x10 mm). The device runs at 40 MHz, integrates 16 KB of Flash program memory (8K x 16), 768 bytes of RAM, and provides 54 digital I/O lines. It operates from a 4.2 V to 5.5 V supply and is qualified for the -40 C to +85 C industrial temperature range, as denoted by the "I" suffix. A PIC microcontroller (Programmable Integrated Circuit) is a Harvard-architecture RISC device widely used in embedded designs for deterministic control, low power consumption, and integrated peripherals. Within the broader taxonomy, the PIC18F6493 belongs to the PIC18F family of high-performance 8-bit microcontrollers, sits under the umbrella of Microchip 8-bit MCUs, and is positioned in the larger category of microcontrollers -> integrated circuits -> semiconductors. The "F" denotes Flash program memory, and the "LCD" derivative specifically integrates a segment LCD driver. Key features include a built-in LCD driver supporting up to 128 segments, a 12-bit A/D converter with up to 12 input channels, an enhanced USART, MSSP for SPI/I2C, two analog comparators, a 16-bit timer, three 8-bit timers, and nanoWatt power management. The 64-pin TQFP provides ample pin budget for simultaneous display control and analog/digital I/O. The peripheral set targets low-power human-interface products where display, sensing, and communication coexist on a single chip. Technically, the PIC18F6493 is built on an enhanced PIC18 RISC core with a hardware multiply and C-friendly architecture, allowing efficient use of MPLAB XC8 compilers. The integrated LCD driver supports static, 1/2, 1/3, and 1/4 multiplex displays with selectable charge-pump bias generation, removing the need for external bias resistors. The 12-bit ADC delivers up to 100 ksps with automatic acquisition and conversion, well-suited for precision sensor readout. These architectural choices reduce BOM cost and PCB area. Typical applications include handheld meters, thermostats, home security panels, and power/gas/water metering products. Per Microchip's product page, the device family is "easily adapted for handheld meters, thermostats, home security and power/gas/water metering products" where the integrated segment LCD, ADC, and digital I/O simplify the analog front-end and HMI circuitry. When designing with this part, choose the TQFP-64 footprint with a 1.0 mm pitch and route the LCD segment lines carefully to avoid crosstalk. Enable the on-chip LCD charge pump only when the supply voltage is below the biasing threshold to maximize contrast at low VDD. This page synthesizes distributor pricing, drop-in alternatives, application notes, and practical design considerations that go beyond what the bare Microchip datasheet offers.

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PIC18F64J11-I/PT - 8-Bit 40MHz 16KB Flash MCU | Microchip TQFP-64
PIC18F64J11-I/PT

PIC18F64J11-I/PT - 8-Bit 40MHz 16KB Flash MCU | Microchip TQFP-64

The Microchip Technology PIC18F64J11-I/PT is an 8-bit PIC18 J-series microcontroller running at 40MHz (10 MIPS) with 16KB (8K x 16) of on-chip Flash program memory, housed in a 64-pin TQFP (10x10 mm) package. It integrates a 1024-byte SRAM data memory and supports 54 digital I/O lines plus a 10-bit analog-to-digital converter (ADC) for mixed-signal embedded designs. The device is rated for an industrial -40C to +85C operating range and operates from a 4.2V to 5.5V supply with on-chip 2.5V regulator support. A PIC18 microcontroller is an 8-bit Harvard-architecture MCU from Microchip's enhanced mid-range family, used in cost-sensitive embedded systems. It sits within the broader taxonomy: microcontroller (MCU) -> embedded controller -> semiconductor -> integrated circuit. The PIC18 family offers higher performance (up to 16 MIPS) than PIC16 parts and simpler programming than PIC24/dsPIC, making it a workhorse for industrial, automotive, and consumer applications. Key features of the PIC18F64J11 include nanoWatt Technology for ultra-low sleep current (sub-uA), an internal 8MHz oscillator that eliminates the need for an external crystal in many designs, 16KB of self-programmable Flash, 1KB of RAM, a 10-bit ADC, multiple timers, and Enhanced Capture/Compare/PWM modules. Communication peripherals include I2C, SPI, and Enhanced USART interfaces, and a parallel port for external memory or graphics interfacing. The PIC18F64J11 family uses a modified Harvard core with a 16-bit instruction word, single-cycle hardware multiply, and a 31-level hardware stack. The nanoWatt XLP power management offers several idle/sleep modes, internal voltage regulator, and ultra-low-power Real-Time Clock calendar operation, allowing battery-powered designs that can sleep at sub-uA currents while retaining RAM and RTCC operation. Typical applications include industrial data loggers, USB peripherals (with external transceiver), sensor signal conditioning, motor control (low-end), environmental monitoring, and cost-sensitive consumer electronics. It is also widely used in educational environments for embedded systems curriculum. When designing with this device, allocate PCB real estate for the 64-pin TQFP and provide proper decoupling: a 100nF ceramic cap within 3mm of each power pin and a bulk 10uF tantalum on VDD. For low-power designs, leverage the nanoWatt XLP sleep modes and the internal 31kHz RTCC oscillator to retain RAM while consuming <1uA.

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PIC18F64J11T-I/PT - 8-bit PIC MCU, 16KB Flash, 40MHz, 64-TQFP | Microchip
PIC18F64J11T-I/PT

PIC18F64J11T-I/PT - 8-bit PIC MCU, 16KB Flash, 40MHz, 64-TQFP | Microchip

The Microchip Technology PIC18F64J11T-I/PT is an 8-bit PIC18 J-series microcontroller (MCU) delivering 10 MIPS performance at 3V with 16 KB of Flash program memory, 1024 bytes of SRAM, and 54 digital I/O pins, housed in a 64-pin TQFP package (10 x 10 mm). The "T" suffix indicates Tape and Reel packaging for high-volume assembly, while the "I" denotes an industrial temperature range of -40C to +85C and the "/PT" indicates the 10x10 mm TQFP-64 land pattern. Operating from 2.0V to 3.6V core logic (4.2V to 5.5V tolerant on selected pins per the verified data) with a maximum clock speed of 40 MHz, this MCU targets cost-sensitive applications that need high pin count and low-power nanoWatt technology sleep modes. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, RAM, peripherals, and I/O on one die. The PIC18 family is Microchip's 8-bit RISC architecture, with the J-series adding low-power enhancements, 3V operation, and nanoWatt technology sleep modes that significantly reduce standby current versus legacy PIC18F families. Compared with 32-bit ARM Cortex-M MCUs, 8-bit PIC MCUs offer lower cost, simpler toolchain, and deterministic interrupt latency for embedded control tasks. Key features include 16 KB (8K x 16) Flash program memory with 10,000 endurance cycles, 1024 bytes of SRAM data memory, integrated 8 MHz internal oscillator, parallel master port (PMP), enhanced ICD with three hardware breakpoints, and nanoWatt sleep modes that lower standby current below typical PIC18F levels. The PIC18F64J11 is described by Microchip as a general-purpose PIC18 J-series MCU providing 10 MIPS at 3V, designed to be easily adapted for cost-sensitive applications such as data loggers and controllers. From an architecture perspective, the PIC18F64J11T-I/PT uses an 8-bit modified Harvard architecture with separate program and data buses, enabling simultaneous instruction fetch and operand read. The 16-bit instruction word is decoded by the CPU core, while data memory is organized as a banked 8-bit SFR/GPR array. Built-in peripherals relevant to embedded designs typically include timers, capture/compare/PWM (ECCP) modules, UART with LIN support, MSSP for SPI/I2C, and 10-12 bit ADC channels on related PIC18F64J11 family variants. Typical applications include industrial control panels, data acquisition and logging, USB HID devices, HVAC control boards, and home appliance user interfaces. The wide pin count (54 I/O) allows direct interfacing with keypads, character LCDs, sensor arrays, and motor-driver stages without external I/O expanders. Industrial temperature rating (-40C to +85C) supports factory floor and outdoor cabinet deployments. When designing with this MCU, ensure the supply rail is properly decoupled with 100 nF + bulk capacitors placed near the VDD/VSS pairs, and add a 10 kohm pull-up on MCLR if hardware reset is required. Programmers using MPLAB X with a PICkit 3/4 or ICD can debug via the ICSP interface (PGx and PGD pins shared with I/O). For low-power designs, switch the device to nanoWatt sleep and gate peripheral clocks selectively. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the bare manufacturer datasheet.

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PIC18F64J90T-I/PT - 8-Bit 40MHz 16KB Flash MCU | Microchip
PIC18F64J90T-I/PT

PIC18F64J90T-I/PT - 8-Bit 40MHz 16KB Flash MCU | Microchip

The Microchip Technology PIC18F64J90T-I/PT is an 8-bit PIC microcontroller with 16KB of Flash program memory, 1024 bytes of RAM, and an integrated LCD driver, housed in a 64-pin TQFP (10x10 mm) package. It operates at up to 40 MHz from a 2.0V-3.6V supply and offers 51 digital I/O lines plus dedicated LCD segment pins, making it well-suited for low-power human-machine-interface applications. A PIC18 microcontroller is a member of Microchip's 8-bit RISC architecture family built around a 16-bit instruction word and a modified Harvard bus. This high-performance core executes most instructions in a single cycle, supports hardware multiply, and provides up to 16 MIPS at 40 MHz. The PIC18F "J90" series further adds an integrated charge-pump LCD controller that can drive up to 64 segments without external bias resistors, eliminating a significant portion of the BOM in meter and panel designs. Key features include 16 KB (8K x 16) of self-programmable Flash, 1024 bytes of SRAM, an internal 31 kHz to 8 MHz oscillator block with PLL, three 16-bit timers, two capture/compare/PWM modules, two UART modules, two SPI/I2C modules, and a 10-bit A/D converter with up to 16 channels. The device also integrates nanoWatt power-management modes such as Idle, Sleep, and deep Sleep, with typical run currents below 5 mA at full speed. The 64-pin TQFP package exposes five 8-bit I/O ports (PORTA-PORTE), dedicated LCD segment pins, and the dedicated ICSP/ICD debug interface. The integrated LCD controller supports static, 1/2, 1/3, and 1/4 bias multiplexed displays up to 4 commons and 64 segments, with software-controlled contrast. A real-time clock/calendar can be implemented with an external 32.768 kHz crystal combined with Timer1. Typical applications include handheld meters (gas, water, electric), thermostats and HVAC controllers, home-security panels, point-of-sale terminals, and medical devices requiring a graphical or segment LCD. The wide 2.0V-3.6V range allows single-cell Li-ion or two-AA battery operation with the on-chip LCD charge pump eliminating the need for a boost converter for the display. When designing with this device, place the 0.1 uF VDD bypass capacitor as close to the package as possible, route the LCD segment traces with care to minimize cross-coupling, and verify that the chosen TQFP land pattern matches the standard 10x10 mm 64-pin footprint so the same PCB can accept future pin-compatible PIC18F variants. Always program the configuration bits for the correct oscillator mode and disable unused peripherals to enter the deepest nanoWatt Sleep state. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the bare manufacturer datasheet.

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PIC18F6520-E/PT - 8-Bit 25MHz 32KB Flash MCU 64-TQFP | Microchip
PIC18F6520-E/PT

PIC18F6520-E/PT - 8-Bit 25MHz 32KB Flash MCU 64-TQFP | Microchip

The Microchip Technology PIC18F6520-E/PT is an 8-bit PIC microcontroller in the PIC18F family, featuring 32KB (16K x 16) of Flash program memory and 2KB of RAM, packaged in a 64-pin TQFP (10x10 mm). It is rated for an extended operating temperature range of -40C to +125C, runs at up to 40 MHz clock speed (25 MHz instruction frequency), and integrates a 10-bit A/D converter with up to 16 channels. The part is supplied in a 64-pin plastic TQFP outline, MS-026 compliant, with 1.0 mm height and lead-free / RoHS-compatible finish. What is a PIC18F microcontroller? The PIC18F is Microchip's 8-bit Harvard-architecture RISC microcontroller family, sitting in the hierarchy: 8-bit MCU -> microcontroller -> embedded controller -> semiconductor. PIC18F devices use a 16-bit instruction word with an 8-bit data path and offer enhanced peripherals, more memory, and richer interrupt handling than the earlier PIC16F baseline. They are upward code-compatible with PIC16 and the broader PIC family, and remain widely used in cost-sensitive embedded applications that don't require 32-bit performance. The PIC18F6520 is the natural extension of the PIC18F452 device, providing more RAM, more I/Os, a second serial communication port, additional timers, and additional CCP modules on top of the same peripheral set, and is upward software compatible with PIC16. Key features include 32KB Flash with self-programmability, 2KB SRAM, 256 bytes of EEPROM, 52 digital I/O pins, two USART modules, MSSP (SPI/I2C), a 10-bit A/D with up to 16 channels, and dual analog comparators. Typical applications include industrial control and instrumentation, automotive body electronics and HVAC controls, building automation, consumer white goods, USB peripherals using the second USART, sensor hubs and motor control, and embedded human-machine interface (HMI) boards. Its wide -40C to +125C operating range and AEC-grade temperature option make it suitable for non-safety automotive and harsh industrial environments. When designing with the PIC18F6520-E/PT, plan oscillator and decoupling layout carefully: place a 0.1uF decoupling cap on every VDD/VSS pair, keep the crystal traces short, and ensure the ICSP/ICD pins are accessible for in-circuit programming. The 64-pin TQFP footprint is large enough that careful ground plane stitching is straightforward; reserve a generous copper pour under the exposed area to help thermal dissipation. This page synthesizes the Microchip datasheet with current distributor pricing and drop-in same-family Microchip alternatives not consolidated in any single manufacturer document, providing AEO-optimized answers for engineers evaluating this MCU.

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PIC18F6520-I/PT - 8-Bit 40MHz 32KB Flash MCU 64-TQFP | Microchip
PIC18F6520-I/PT

PIC18F6520-I/PT - 8-Bit 40MHz 32KB Flash MCU 64-TQFP | Microchip

The Microchip Technology PIC18F6520-I/PT is an 8-bit PIC microcontroller from the PIC18F family, featuring a 40 MHz maximum clock speed, 32 KB (16K x 16) of Flash program memory, 2 KB of RAM, and 1 KB of EEPROM in a 64-pin TQFP (10x10 mm) package. It operates from a 4.2V to 5.5V supply and is rated for the industrial -40C to +85C temperature range, as indicated by the "I" temperature designator in the part number. An 8-bit microcontroller (MCU) is a compact programmable processor built around a CPU with 8-bit wide data paths, on-chip memory (Flash for code, SRAM for data, EEPROM for non-volatile storage), and integrated peripherals such as timers, ADC, communication interfaces (UART, SPI, I2C), and general-purpose I/O. Microcontrollers sit at the foundation of embedded systems, hierarchically classified as embedded IC -> MCU -> 8-bit MCU -> PIC18F family -> PIC18F6520. The PIC18F6520 extends the popular PIC18F452 with more RAM, additional I/O, a second serial port, and additional timers and CCP modules while remaining upward-software-compatible with PIC16 and PIC17 devices. Key features include 52 digital I/O pins (54 total I/O per datasheet summary), a 10-bit ADC with up to 16 channels, two enhanced USART modules, MSSP (SPI/I2C), three timers, two Capture/Compare/PWM modules, two comparators, and a parallel slave port. The PIC18F6520 uses an enhanced Harvard RISC architecture with hardware multiplier and 16-bit instructions, achieving 10 MIPS throughput at 40 MHz. In-circuit debugging and ICSP (In-Circuit Serial Programming) are supported via MPLAB ICD and the ICSP interface. Typical applications include industrial control systems, automotive body and HVAC modules, consumer appliances, home automation, USB-to-UART bridges, sensor hubs, display controllers, and low-end graphical user interfaces. The wide peripheral set, large I/O count, and generous memory make it a strong fit for human-machine interface (HMI) controllers and multi-protocol gateway designs. Design considerations include decoupling on AVDD/AVSS for ADC accuracy, brown-out reset (BOR) configuration via configuration bits, and watchdog timer (WDT) enable for safety-critical applications. Migrating from PIC18F452 code is straightforward via MPLAB XC8. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F6520T-E/PT - 8-bit MCU 32KB Flash 40MHz TQFP-64 | Microchip
PIC18F6520T-E/PT

PIC18F6520T-E/PT - 8-bit MCU 32KB Flash 40MHz TQFP-64 | Microchip

The Microchip Technology PIC18F6520T-E/PT is an 8-bit PIC18 microcontroller featuring 32KB of Flash program memory, 2KB of RAM, and a 64-pin TQFP (PT) package, running at up to 40 MHz (10 MIPS). It is the tape-and-reel variant of the PIC18F6520-E/PT, qualified for the extended temperature range of -40C to +125C, and is engineered for high-performance connectivity and embedded control. A PIC microcontroller (Programmable Interface Controller) is a compact, low-power RISC-based processor with integrated Flash, RAM, EEPROM, timers, ADC, and communication peripherals. The PIC18 family is the high-end 8-bit line, providing a single-cycle instruction pipeline, hardware multiplier, 16-bit instructions, and software compatibility from 6 to 100 pins. PIC MCUs sit within the broader taxonomy: microcontroller -> embedded processor -> semiconductor -> integrated circuit, and dominate cost-sensitive, deterministic real-time control applications. The PIC18F6520T-E/PT operates from 4.2V to 5.5V, delivers up to 10 MIPS throughput, and integrates 54 digital I/O pins plus a 12-channel 10-bit ADC. It includes dual USART, MSSP (SPI/I2C), two CCP modules, three timers, and a parallel slave port. Code is protected by Microchip's standard on-chip Flash block protection bits, and in-circuit serial programming (ICSP) is supported via RB6/RB7. Architecturally the PIC18F6520 employs Microchip's enhanced Harvard architecture with separate code and data buses plus a 31-level hardware stack. Its 75 instruction opcode set (most single-cycle) and 8x8 hardware multiplier accelerate arithmetic-intensive control loops. Internal RC oscillator, PLL, and brown-out reset (BOR) reduce external BOM, while nanoWatt power management supports sleep, idle, and run modes for energy-aware designs. Typical applications include industrial automation panels, instrumentation and metering, TCP/IP-enabled embedded systems, motor-control front-ends, and human-machine interface (HMI) controllers. The wide 4.2V-5.5V supply rail and 5V-tolerant digital I/O suit industrial bus nodes such as Modbus, CAN gateways, and 4-20 mA sensor transmitters. When designing with this device, leave at least 0.5 cm of copper clearance around the TQFP-64 thermal pad to meet MS-026 solder-joint reliability, and place a 100 nF decoupling capacitor within 3 mm of each VDD/VSS pair. Ensure unused I/O pins are configured as outputs low (not left floating) to minimize shoot-through current in sleep mode. This page synthesizes distributor pricing, pin-compatible PIC18 alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F6525-E/PT - 48KB Flash 8-bit MCU 64-TQFP | Microchip
PIC18F6525-E/PT

PIC18F6525-E/PT - 48KB Flash 8-bit MCU 64-TQFP | Microchip

The Microchip Technology PIC18F6525-E/PT is a high-performance 8-bit RISC microcontroller with 48KB (24K x 16) of enhanced flash program memory, 3840 bytes of RAM, and a 64-pin TQFP (PT) package. It runs up to 40 MHz (10 MIPS) and operates over an extended industrial temperature range of -40C to +125C, identified by the -E suffix and /PT package code. A PIC18F microcontroller is a member of Microchip's PIC18 family of 8-bit RISC microcontrollers - the architectural evolution of the PIC16 line that adds a 16-bit instruction word, hardware multiply, and C-optimized architecture while retaining the classic PIC register model. PIC18 devices sit above PIC16/12 in the 8-bit MCU hierarchy (PIC10/12/16/18 -> 8-bit MCU -> microcontroller -> embedded IC) and are widely used where deterministic interrupt response and small code size matter more than raw MHz. Key features include 52 digital I/O pins, a 12-channel 10-bit ADC with 16K sample-and-hold, two USART modules, one MSSP (SPI/I2C), two CCP/ECCP modules, two 8-bit timers plus three 16-bit timers, a 16-bit wide instruction set, and ICD (In-Circuit Debug) support. The 64-TQFP (10x10 mm) package exposes more I/O than 40/44-pin siblings while keeping a familiar PIC18 peripheral set. Architecturally, the PIC18F6525 uses a 16-bit modified Harvard core with separate program and data paths, allowing the CPU to fetch a 16-bit instruction while reading a data byte in the same cycle. The 'enhanced' flash supports >100k erase/write cycles typical and is self-programmable under firmware control, enabling field updates via bootloader. Typical applications include industrial control (PLCs, sensor hubs, motor drivers), automotive body/chassis ECUs (with -E temp grade), home appliances (white goods, HVAC), embedded HMI with character LCD or graphic panels, USB/serial converter bridges using the USART/MSSP, and CAN/lin gateways (paired with external transceivers). When designing with this part, reserve pin RE3/MCLR as a true reset input with the standard 10k pull-up; on the PIC18F65xx family RE3 is input-only on most parts. Also confirm VDDCORE decoupling - the device has separate AVdd/Vdd pairs that should each have a 0.1uF + bulk cap. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, helping engineers shorten the BOM-selection cycle from days to minutes.

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PIC18F6525-I/PT - 48KB Flash, 40MHz 8-bit MCU | Microchip
PIC18F6525-I/PT

PIC18F6525-I/PT - 48KB Flash, 40MHz 8-bit MCU | Microchip

The Microchip Technology PIC18F6525-I/PT is an 8-bit RISC microcontroller from the PIC18 family featuring a 48KB (24K x 16) enhanced flash program memory, 3840 bytes of SRAM, and 1024 bytes of data EEPROM, housed in a 64-pin TQFP (10x10 mm) package. It operates at up to 40 MHz clock speed from a 4.2V to 5.5V supply, with 52 digital I/O pins and a 12-channel 10-bit ADC. What is a PIC18 microcontroller? An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, volatile data memory, peripheral interfaces (ADC, timers, UART, I2C, SPI), and general-purpose I/O onto one die. The PIC18 family is Microchip's high-performance 8-bit line, adding a 16-bit instruction word, hardware multiplier, C-friendly architecture, and enhanced flash with self-programmability on top of the baseline PIC16. PIC18F6525 sits in the upper memory tier of the 64/80-pin PIC18F6x2x/8x2x family, designed for embedded applications that need abundant I/O and A/D channels alongside sizeable code space. Key features include 48KB of in-application self-programmable flash, 3840 bytes of data SRAM, 1024 bytes of EEPROM, a 10-bit A/D converter with up to 12 input channels, two analog comparators, two capture/compare/PWM modules, two USART modules, an SPI port, an I2C module (Master/Slave with 7-bit or 10-bit addressing), and a master SSP. The device supports ICD via two I/O pins and has four timer modules, including Timer1/Timer3 with optional external real-time clock operation. Architecturally, the PIC18F6525 uses a Harvard architecture with a 16-bit instruction path fed from flash, paired with an 8-bit data path. The enhanced 16-bit instruction set targets efficient C compilation. With a 40 MHz oscillator (10 MIPS throughput), the core executes most instructions in one cycle and supports multiply and direct bit manipulation, making it well-suited to real-time control loops, sensor interfacing, and human-machine interface tasks. Typical applications include industrial control panels, building automation, HVAC controllers, motor control front-ends, automotive body/comfort modules, security alarm panels, medical instrumentation, and general-purpose embedded systems requiring abundant I/O with on-chip A/D. The 64-pin TQFP footprint also makes it suitable for production designs where a smaller pin count MCU cannot provide the required connectivity. When designing with the PIC18F6525, allocate the MCLR pin with a proper pull-up, provide adequate bulk and decoupling capacitance (typically 100 nF per supply pin and 10 uF at the regulator), and keep analog and digital traces separated for clean ADC readings. Programming is supported by MPLAB X IDE with the PICkit 5 in-circuit debugger or the MPLAB ICD programmers. This page synthesizes distributor pricing, verified drop-in alternatives, application guidance, and parametric comparisons not consolidated on any single distributor page.

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PIC18F6525T-I/PT - 8-bit 40MHz 48KB Flash MCU | Microchip
PIC18F6525T-I/PT

PIC18F6525T-I/PT - 8-bit 40MHz 48KB Flash MCU | Microchip

The Microchip Technology PIC18F6525T-I/PT is an 8-bit PIC18 RISC microcontroller with a 40 MHz core speed, 48 KB of enhanced FLASH program memory (24K x 16), and 1 KB of EEPROM, housed in a 64-pin TQFP (10x10 mm) tape-and-reel package. The "T" suffix designates tape-and-reel packaging, the "I" indicates the industrial temperature grade (-40C to +85C), and "/PT" identifies the 64-pin TQFP package. The device integrates 3,840 bytes of RAM, 52 digital I/O pins, a 12-bit ADC with up to 16 channels, multiple USART, SPI, and I2C peripherals, and five 16-bit timers. A microcontroller (MCU) is a single-chip computer containing a processor core, program memory, data memory, and programmable I/O peripherals. The PIC18 family sits at the high-performance end of Microchip's 8-bit PIC portfolio, employing an enhanced Harvard architecture with separate program and data buses and a hardware multiplier for 16-bit operations. Within the broader taxonomy, PIC18F parts are general-purpose 8-bit microcontrollers -> microcontrollers -> microcontrollers (MCUs) -> microcontrollers and processors -> semiconductors. Key features include 75 instruction set (83 with extended instruction set enabled), a 10 MIPS sustained execution rate at 40 MHz, a self-programmable FLASH with ICSP (In-Circuit Serial Programming), and nanoWatt technology for low-power sleep modes drawing under 100 nA. The 12-bit A/D converter supports up to 16 input channels, while two capture/compare/PWM modules provide flexible motor-control and signal-generation capability. The PIC18F6525 architecture uses a 16-bit instruction word with an 8-bit data path and a 31-level hardware stack, enabling deterministic interrupt response suitable for real-time control. Internal oscillator options support operation up to 32 MHz without an external crystal, and the device supports both 3.3V and 5V operation across the industrial temperature range. The nanoWatt power-management features include Idle and Sleep modes with peripheral disable registers, allowing battery-powered applications to achieve quiescent currents well below 1 uA. Typical applications include industrial control panels, HVAC actuators, automotive body and chassis subsystems, home appliances with user interfaces, and embedded data-acquisition modules. Its high pin count and rich peripheral set also suit multi-axis motor control, sensor hubs, and USB device controllers (with external transceiver). When designing with this part, confirm supply voltage compatibility (2.0V to 5.5V for LF variants, 4.2V to 5.5V for F variants), allocate adequate FLASH endurance budget for firmware updates, and follow Microchip's recommended decoupling and ICSP layout guidelines. The "T" suffix requires the part to be ordered in 1,000-unit reels for production; for prototypes use PIC18F6525-I/PT in tray. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F6527-I/PT - 48KB Flash 8-bit MCU 40MHz TQFP-64 | Microchip
PIC18F6527-I/PT

PIC18F6527-I/PT - 48KB Flash 8-bit MCU 40MHz TQFP-64 | Microchip

The Microchip Technology PIC18F6527-I/PT is a high-performance 8-bit PIC microcontroller featuring 48KB (24K x 16) of enhanced Flash program memory, 4KB of RAM, and 1KB of EEPROM, executing instructions at up to 40MHz (10 MIPS) in a 64-pin TQFP (10x10 mm) package. The device integrates nanoWatt power management technology, 10-bit analog-to-digital conversion, and four serial ports (I2C, SPI, and two LIN-capable USARTs), with 54 digital I/O lines for large low-power and connectivity applications. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, peripherals, and I/O on a single silicon die. The PIC18F family uses a RISC-based Harvard architecture with separate program and data buses, executing most instructions in a single clock cycle. The -I/PT suffix indicates an industrial temperature grade (-40C to +85C) and a TQFP-64 (PT) package, making this device suitable for embedded systems that demand deterministic real-time control with rich peripheral integration. Microcontrollers sit at the bottom of the embedded hierarchy: MCU -> microcontroller -> embedded controller -> semiconductor device. Key features include 48KB of self-programmable Flash (enough for 30K+ lines of C code), 1KB of EEPROM for non-volatile data storage, a hardware 8x8 multiplier for faster arithmetic, and Enhanced Capture/Compare/PWM modules suited for motor and power control. The integrated 10-bit ADC supports up to 12 input channels, and the nanoWatt technology provides multiple idle and sleep modes drawing microamp-level current for battery-powered designs. Architecturally, the PIC18F6527 combines a 16-bit instruction word with an 8-bit data path, allowing branch and arithmetic operations to handle wider values directly. The 40MHz oscillator drives a 4-phase pipeline that delivers 10 MIPS throughput. Internal peripherals are memory-mapped and configurable through Special Function Registers (SFRs), while the Flash supports In-Circuit Serial Programming (ICSP) and In-Circuit Debug (ICD) for in-field firmware updates. Typical applications include industrial control panels, automotive body and HVAC modules, USB- and CAN-connected sensor nodes, consumer white goods, and home automation gateways where a balance of code space, peripheral count, and low-power operation is required. The 4.2V to 5.5V supply range supports direct 5V system designs without additional level translation. When designing with the PIC18F6527, pay close attention to the oscillator configuration bits and decoupling strategy. Place a 100nF ceramic capacitor as close as possible to each VDD/VSS pair and use a bulk 10uF tantalum or ceramic capacitor near the package. For applications running near the 40MHz maximum, ensure PLL settings and instruction-cycle budgets meet the timing requirements of interrupt-driven code paths. This page consolidates distributor pricing from DigiKey, Mouser, and LCSC alongside pin-compatible PIC18F alternatives such as PIC18F8527 and PIC18F6627, plus practical design notes not present in the manufacturer datasheet.

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PIC18F6527T-I/PT - 48KB Flash 8-bit MCU 40MHz TQFP-64 | Microchip
PIC18F6527T-I/PT

PIC18F6527T-I/PT - 48KB Flash 8-bit MCU 40MHz TQFP-64 | Microchip

The Microchip PIC18F6527T-I/PT is an 8-bit PIC18 family CMOS flash microcontroller featuring 48KB of program memory, 4KB of RAM, and a maximum clock speed of 40MHz, housed in a 64-pin TQFP (10x10mm) surface-mount package. It is part of the PIC18F8722 family and is engineered for large low-power (nanoWatt) and connectivity-rich applications that benefit from dual synchronous (I2C and SPI) and dual asynchronous (LIN-capable) serial ports. A microcontroller (MCU) is a single-chip computer containing a CPU core, non-volatile program memory (Flash/ROM), volatile data memory (RAM), and a rich set of programmable peripherals such as timers, communication interfaces, and analog blocks. PIC18F-series microcontrollers extend Microchip's 8-bit PIC architecture into higher-pin-count, higher-memory applications, sitting hierarchically between baseline PIC10/12/16 parts and the 16-bit dsPIC/PIC24 line. They execute one instruction per clock cycle (4-clock-per-instruction pipeline on this family), giving 200ns instruction time at full speed. Key features of the PIC18F6527 include 48KB (24K x 16) flash program memory, 3936 bytes of data RAM, 1024 bytes of EEPROM, and 70 I/O lines across the 64-pin TQFP package. The device supports a 4.2V to 5.5V supply voltage, integrates nanoWatt power management for sleep currents in the microamp range, and includes dual I2C/SPI and dual USART (LIN-capable) interfaces. The integrated 10-bit ADC (with up to 16 channels in the 64-pin package) and enhanced PWM/ECCP modules make it suitable for mixed-signal embedded control. Architecturally, the part uses a 16-bit modified Harvard instruction word with 8-bit data path, an 8-level hardware stack, and a configurable instruction set extension for C-friendly code generation. Its flash memory supports self-programming, ICSP (In-Circuit Serial Programming), and ICD (In-Circuit Debugging), enabling field firmware updates and rapid prototyping with MPLAB tools. The 'T' suffix indicates tape-and-reel packaging for high-volume assembly, while 'I' denotes the industrial -40C to +85C operating temperature range. Typical applications include industrial automation controllers, automotive body and LIN-node electronics, building automation panels, large-scale sensor hubs, and white-goods user-interface boards where high I/O count and multiple serial ports are essential. Designers should consult the PIC18F8722 family datasheet for shared peripheral details, errata sheets for silicon revisions, and MPLAB X IDE configuration bits to set oscillator, watchdog, and low-voltage programming options correctly on first prototype builds. This page consolidates Microchip product-page specifications, distributor pricing, drop-in same-family alternatives, and practical design notes not available in any single manufacturer resource.

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