Circuitos integrados

PIC18F1220-H/ML

PIC18F1220-H/ML - 4KB Flash 8-bit MCU, 28-QFN | Microchip

The Microchip Technology PIC18F1220-H/ML is an 8-bit RISC PIC18 microcontroller with 4 KB of Flash program memory, 256 bytes of SRAM and 128 bytes of EEPROM, housed in a 28-pin QFN package with exposed thermal pad. It operates across 2.0V to 5.5V with nanoWatt power management, integrates 7 channels of 10-bit ADC, AUSART, MSSP, two capture/compare/PWM modules, and supports up to 16 digital I/O pins. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash/ROM), working memory (RAM), non-volatile data storage (EEPROM), and a rich set of peripherals. The PIC18F1220 sits in the PIC18 family of high-performance 8-bit RISC microcontrollers, above the baseline PIC10/12/16 families in instruction width and peripheral capability, and below PIC24/dsPIC in 16-bit performance. Within Microchip's taxonomy, this part is a member of the power-managed, self-programming, ADC-rich nanoWatt class targeted at cost-sensitive embedded applications. Key features include a 25 MIPS execution speed at 40 MHz oscillator, hardware multiplier, 16-bit instructions with 8-bit data path, self-programming Flash, in-circuit debugging (ICD), and nanoWatt sleep/idle modes for battery-powered designs. The integrated 10-bit ADC provides 7 analog input channels at up to 30 ksps conversion rate, sufficient for sensor monitoring and process control. The PIC18F1220 architecture combines Harvard bus structure with C-compiler-optimized instruction set. Code is executed from Flash with single-cycle access for most instructions, and 4 KB of program space supports mid-complexity embedded firmware. Hardware CCP and ECCP modules simplify motor, lighting, and power-converter control loops. Typical applications include low-power sensor nodes, white-goods and appliance control, lighting ballast controllers, low-end motor control, automotive body electronics, and battery-powered instrumentation where nanoWatt sleep currents extend operating life. When designing with the PIC18F1220-H/ML, observe QFN thermal pad soldering guidelines and route MCLR, VDD, VSS and decoupling capacitance to the exposed pad to ensure reliable operation in noisy industrial environments. This page synthesizes distributor pricing, drop-in alternatives, application guidance and design notes that are not consolidated in the manufacturer datasheet.

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PIC18F1220-H/SO

PIC18F1220-H/SO - 8-bit 25MHz 4KB Flash MCU | Microchip

The Microchip PIC18F1220-H/SO is an 8-bit PIC18 RISC microcontroller running at up to 25 MHz, integrating 4 KB of Flash program memory (2K x 16 words), 256 bytes of SRAM, and 128 bytes of EEPROM in a high-temperature grade (-40C to +150C) variant housed in an 18-pin SOIC package. The H temperature suffix designates the high-temperature AEC-Q100-style extended range commonly used in automotive under-hood and industrial environments, distinguishing it from the industrial I grade (-40C to +85C). A microcontroller is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and a rich set of peripherals (timers, ADC, communication ports, GPIO) into one package. Within the PIC18 family from Microchip Technology, the PIC18F1220 sits at the low-pin-count end of the high-performance enhanced-Flash line, sitting below the PIC18F1320 and above the base PIC16F series. It is engineered for cost-sensitive, deterministic embedded control where an 8-bit architecture, small footprint, and low power consumption matter more than raw MIPS. Key features include an enhanced 16-bit instruction set with 75 instructions and an 8 x 8 hardware multiplier, self-programmability for in-field firmware upgrades, an ICD (In-Circuit Debug) interface, capture/compare/PWM modules, 7 channels of 10-bit Analog-to-Digital conversion, an Addressable USART (AUSART), and advanced low-power modes controlled by Microchip's nanoWatt Technology. The 18-SOIC (0.295 inch / 7.50 mm body) gives designers a widely available, easy-to-protoboard package. Architecture-wise, the PIC18F1220 uses a 14-bit-wide Flash path and a 16-bit instruction word that yields an 8 MIPS throughput at 25 MHz (4-clock-per-instruction pipeline). Peripherals share the same interrupt vector with priority levels and a software-selectable oscillator source (internal RC, external crystal, HS, or EC modes), simplifying BOM cost when an external crystal can be eliminated entirely. Typical applications include automotive body and chassis modules, HVAC and climate controls, small appliance motor control (CCP/PWM-driven), sensor signal conditioning with the 10-bit ADC, low-cost user-interface controllers, and battery-powered industrial sensors. The high-temp H grade opens under-hood, white-goods, and outdoor equipment markets that the I-grade PIC18F1220-I/SO cannot address. When designing with this part, choose decoupling capacitors per the datasheet (typically 100 nF on VDD plus a bulk 10 uF) and pay attention to the ICSP/ICD pin sharing to avoid contention with the application circuit. The Flash endurance is rated at 100K cycles minimum, so EEPROM emulation should be reserved for rarely-changed parameters. This page synthesizes distributor pricing, drop-in alternatives drawn from the same Microchip PIC18 family, and practical design notes that complement rather than copy the manufacturer datasheet, helping procurement and engineering teams quickly decide whether the PIC18F1220-H/SO is the right MCU for their BOM.

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PIC18F1220-H/SS

PIC18F1220-H/SS - 8-bit 25MHz 4KB Flash MCU | Microchip

The Microchip Technology PIC18F1220-H/SS is an 8-bit RISC PIC18 microcontroller with a 25 MHz core, 4 KB (2K x 16) of Flash program memory, 256 bytes of SRAM and 128 bytes of EEPROM, housed in a 20-pin SSOP package rated for the automotive (-H) temperature grade of -40C to +150C. It targets cost-sensitive embedded control nodes that need a self-programmable Flash, an ICD debug port and a small analog footprint in one of the smallest PIC18 packages. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile data memory (SRAM), a small amount of byte-erasable EEPROM, and a set of on-chip peripherals (timers, ADC, communications ports, I/O). The PIC18F family extends the PIC16 baseline with a 16-bit instruction word, linear addressing and a richer interrupt controller, placing the PIC18F1220 in the broader hierarchy: MCU -> 8-bit MCU -> PIC18 family -> enhanced Flash microcontrollers. This positioning explains why the PIC18F1220 still ships today: it covers applications that need 8-bit simplicity but require more code space and EEPROM than a baseline PIC16 can provide. Key features include 16 general-purpose I/O pins, 7 channels of 10-bit Analog-to-Digital converter (ADC), an Addressable USART (AUSART) for RS-232/RS-485, capture/compare/PWM modules and nanoWatt Technology with six software-controlled power-managed modes that drop standby current to approximately 0.1 uA. The 'C' compiler-friendly architecture (16-bit instructions, linear data memory) allows the device to be programmed in standard C with the MPLAB XC8 toolchain, reducing time-to-prototype versus assembly-only PIC16 designs. Typical applications include automotive body and chassis nodes (the -H temperature grade qualifies this part), low-power remote sensor transmitters, household appliance control boards, lighting controllers, and industrial interface modules that previously used PIC16F parts but have outgrown their Flash budget. Two independent analog comparators plus a 10-bit ADC make the device a common choice for battery management front-ends and fan/PWM closed-loop control. When designing with this MCU, choose between the internal 8 MHz oscillator and an external crystal; the PLL block is not present, so system clock is capped at 25 MHz from the PLL-less 4x branch. Brown-out reset and watchdog timer are configured in configuration words - do not leave them at factory defaults. For applications that demand more memory or more pins, migrate to PIC18F1320 or PIC18F24K20 rather than attempting to externally bank the 4 KB Flash.

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PIC18F1220-I/ML

PIC18F1220-I/ML - 8-bit MCU, 4KB Flash, 40MHz | Microchip

The Microchip Technology PIC18F1220-I/ML is an 8-bit PIC18 enhanced flash microcontroller running at up to 40 MHz, integrating 4 KB of flash program memory (2K x 16), 256 bytes of SRAM, and 128 bytes of EEPROM in a 28-pin QFN (6x6 mm) package (package designator ML). It operates across a wide 2.0 V to 5.5 V supply range, supports 16 general-purpose I/O pins, and offers seven channels of 10-bit analog-to-digital conversion, an Addressable USART (AUSART), capture/compare/PWM peripherals, and an in-circuit debugger interface. An 8-bit microcontroller (MCU) is a small, self-contained computing core that integrates CPU, RAM, non-volatile program memory, timers, and I/O peripherals onto a single silicon die. PIC18F-series parts are mid-range 8-bit MCUs in the broader microcontroller taxonomy (8-bit MCU -> microcontroller -> embedded controller -> semiconductor). They are favored where deterministic execution, low power, and a Harvard RISC architecture matter more than raw compute throughput. Key features of the PIC18F1220 include nanoWatt Technology with six software-controlled power-managed modes, standby current as low as 0.1 microamp, self-programmability, an ICD (in-circuit debugger) interface, and 10-bit ADC. The ML package is the lead-free 28-pin QFN variant with an exposed thermal pad, suitable for compact surface-mount designs where the SOIC, SSOP, or DIP variants would consume too much PCB area. The PIC18F1220 employs an enhanced Harvard RISC architecture with a 16-bit instruction word and 8-bit data path, an 8 x 8 hardware multiplier, and a vectored interrupt controller. The flash memory supports self-programming via ICSP, allowing in-application firmware updates without an external programmer, and the nanoWatt modes include Run, Idle, Sleep, and several timer-driven wake variants for battery-optimized duty cycles. Typical applications include battery-powered sensor nodes, low-cost motor control (small DC brushed or stepper drivers via PWM + ADC), small appliances and white goods, capacitive-touch front panels using the AUSART for communication, USB-to-UART bridges when paired with an external PHY, and lighting ballast control. The wide 2.0-5.5 V range means a single part can run from a 3.3 V LDO or directly from a 2-cell AA pack. When designing with this part, verify the ICSP/ICD pin assignments (PGC/PGD/MCLR) match your programming header and that the AUSART pins are not remapped onto I/O lines used by the ADC channels you need. The QFN exposed pad must be soldered to a sufficiently large copper pour for thermal and electrical performance.

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PIC18F1220-I/P

PIC18F1220-I/P - 8-bit 40MHz 4KB Flash MCU | Microchip DIP-18

The Microchip Technology PIC18F1220-I/P is an 8-bit PIC18 microcontroller running at up to 40 MHz, integrating 4 KB of Flash program memory (2K × 16), 256 bytes of RAM and 128 bytes of EEPROM in an 18-pin PDIP (DIP-18, 0.300 inch / 7.62 mm) through-hole package. The device features the high-performance RISC PIC18 core, an internal oscillator, a 10-bit ADC with up to 7 channels, an AUSART, capture/compare/PWM peripherals, self-programming Flash and In-Circuit Debug (ICD). NanoWatt Technology power management adds multiple low-power modes for battery-driven designs. A PIC microcontroller is a compact programmable computing device built around a Harvard-architecture RISC core with on-chip Flash, RAM and peripherals; it sits in the broader hierarchy of microcontroller -> embedded computing subsystem -> semiconductor IC. The PIC18 family specifically targets higher-performance 8-bit applications where code density, deterministic timing and rich peripherals matter more than raw CPU frequency. Differentiating features include seven 10-bit ADC channels for mixed-signal sensing, AUSART for asynchronous serial communications, configurable CCP modules for PWM and timing, an internal oscillator that often eliminates the external crystal, and 16 general-purpose I/O pins. Self-programming allows field firmware upgrades, while the ICD interface supports real-time debug without removing the part from the board. The architecture uses a 16-bit instruction word with an 8-bit data path, an 8 × 8 hardware multiplier and a hardware stack that simplifies interrupt handling. The 40 MHz internal clock (10 MHz instruction rate with the 4-F cycle) delivers approximately 10 MIPS of throughput, while nanoWatt modes cut quiescent current below microamp levels for sleep-heavy applications. Typical uses include small motor control, sensor front-ends, automotive body electronics, hobby robotics, white-goods user interfaces, low-cost consumer appliances and industrial sensor nodes where the DIP-18 footprint simplifies prototyping. The wide operating temperature range suits outdoor and industrial deployments. When designing with the PIC18F1220-I/P, plan decoupling with a 100 nF ceramic plus bulk capacitor near VDD, reserve an unused port bit for ICD or programming, and respect the 5.5 V absolute-maximum VDD to avoid latch-up during hot-plug events. This page combines distributor pricing, drop-in same-package alternatives and practical engineering notes that go beyond the manufacturer datasheet alone to accelerate part selection and BOM risk reduction.

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PIC18F1220-I/SS

PIC18F1220-I/SS - 8-bit MCU, 4KB Flash, 40MHz, SSOP-20 | Microchip

The Microchip Technology PIC18F1220-I/SS is an 8-bit high-performance enhanced flash microcontroller delivering 40 MHz (10 MIPS) CPU performance from 4KB of program memory and 256 bytes of SRAM in a 20-pin SSOP package. It features a wide 2.0V to 5.5V supply range, nanoWatt Technology power management, and 16 digital I/O pins suitable for compact embedded designs. What is an 8-bit microcontroller? An MCU (microcontroller unit) is a single-chip computer integrating a CPU core, program memory (Flash/ROM), data memory (RAM), and programmable peripherals (timers, ADC, communication blocks). PIC18F-series MCUs use Microchip's enhanced Harvard RISC architecture with 16-bit instructions and 8-bit data, fitting into the broader taxonomy: microcontroller -> embedded processor -> semiconductor IC. They balance low cost, low power, and rich peripherals for high-volume consumer and industrial products. Key features include 128 bytes of EEPROM, seven 10-bit ADC channels, an AUSART serial port, capture/compare/PWM modules, self-programming support, and ICD (In-Circuit Debugger) capability. nanoWatt Technology offers six software-controlled power-managed modes with standby current as low as 0.1 microampere, enabling battery-friendly operation in always-on or sleep-dominant applications. The PIC18F1220 uses a pipelined 8-bit RISC core with 16-bit wide instructions, a hardware multiplier, and a C-compiler-friendly instruction set. The integrated 10-bit ADC (7 channels) supports mixed-signal sensing, while AUSART enables RS-232/RS-485 communication. The 16 I/O pins are 5V-tolerant and source/sink up to 25 mA per pin, suitable for direct LED drive or simple relay/transistor interfaces. Typical applications include consumer appliances, low-end industrial controls, sensor signal conditioning nodes, and battery-powered instrumentation. Its compact 20-pin SSOP footprint and broad peripheral set make it especially attractive where PCB area is constrained but ADC, communication, and PWM are all required. When designing with this device, ensure the ICSP/ICD pins (RB6/RB7) are reserved for programming/debug access or isolated with jumpers to avoid contention with the application circuit. Use Microchip's MPLAB X IDE with XC8 compiler for full toolchain support, and choose the LF variant (PIC18LF1220) for strict 2.0-3.6V-only designs. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes not collected in a single place in the manufacturer datasheet.

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PIC18F1220T-I/ML

PIC18F1220T-I/ML - 8-bit 40MHz MCU 4KB Flash | Microchip

The Microchip Technology PIC18F1220T-I/ML is an 8-bit PIC microcontroller from the PIC18F family, featuring a 40 MHz operating frequency, 4 KB (2K x 16) Flash program memory, and 256 bytes of RAM, housed in a 28-pin QFN (6x6 mm) package. This industrial-temperature ("-I") tape-and-reel variant delivers enhanced flash programmability and nanoWatt Technology power management with six software-controlled modes for ultra-low standby current down to 0.1 uA. The wide operating voltage range of 2.0V to 5.5V supports both 3.3V and 5V system designs without level translation. An 8-bit microcontroller is a single-chip computer built around an 8-bit data bus and CISC architecture, integrating CPU core, non-volatile program memory, working RAM, peripheral set, and I/O pins into one package. Microcontrollers in this category typically serve as the embedded control brain in low-to-mid complexity products where deterministic timing, low power, and small footprint outweigh the throughput of 32-bit cores. Within the broader taxonomy, PIC18F parts sit at the high-performance end of the 8-bit family, sitting below 16-bit PIC24/dsPIC and 32-bit PIC32M/PIC32MX parts, all under the umbrella of microcontrollers, embedded controllers, and finally semiconductor ICs. Key features include 16 digital I/O pins, a 10-bit analog-to-digital converter, hardware USART, ICSP (In-Circuit Serial Programming) for in-field firmware updates, and an internal 8 MHz RC oscillator with PLL. The device also integrates nanoWatt power-managed modes such as Sleep, Idle, and several software-configurable low-power states ideal for battery-powered applications. The 28-pin QFN package offers a 6x6 mm PCB footprint with an exposed thermal pad for improved thermal dissipation in space-constrained layouts. The PIC18F1220 is built on Microchip's enhanced Harvard architecture, featuring a 16-bit wide instruction word with 8-bit data path, hardware multiplier, and C compiler-friendly instruction set. The enhanced core delivers up to 10 MIPS at 40 MHz while remaining code-compatible with the larger PIC18F family, allowing straightforward migration to higher-pin-count or higher-memory siblings without firmware rework. Typical applications include sensor signal conditioning, low-power remote controls, battery management controllers, HVAC thermostat controls, consumer appliance interfaces, and small appliance motor control where the device's combination of nanoWatt Technology, 10-bit ADC, and compact QFN footprint provides an optimal cost/performance balance. The wide voltage range also suits automotive body electronics and industrial sensor nodes operating from unregulated supplies. When designing with this part, ensure decoupling capacitors (typically 100 nF plus 10 uF bulk) are placed within 5 mm of the VDD/VSS pins and that the exposed thermal pad is soldered to a sufficient ground copper pour to meet thermal and EMI requirements. The PIC18F1220T-I/ML is intended for industrial temperature operation (-40C to +85C). This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC18F1220T-I/SO

PIC18F1220T-I/SO - 8-Bit 40MHz 4KB Flash MCU 18-SOIC | Microchip

The Microchip Technology PIC18F1220T-I/SO is an 8-bit PIC18F-series Flash microcontroller running at up to 40 MHz with 4 KB (2K x 16) of program memory and 256 bytes of SRAM, housed in an 18-pin SOIC (SO) package supplied on tape-and-reel (T suffix). It integrates a 10-bit analog-to-digital converter, enhanced flash program memory, and nanoWatt Technology power management with standby current as low as 0.1 µA across an operating voltage range of 2.0 V to 5.5 V. The device is rated -40 °C to +85 °C (industrial grade, I suffix) and supports in-circuit serial programming (ICSP) for field upgrades. Its compact 18-SOIC footprint targets cost-sensitive embedded designs where 8-bit performance, low power, and small PCB area are required. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory, data memory, and integrated peripherals such as timers, communication interfaces, and ADCs. The 8-bit category groups MCUs whose internal datapath is 8 bits wide; PIC18F devices extend the 8-bit PIC line with enhanced 16-bit instruction words, hardware multiplier, and a linear program memory map, positioning them between classic baseline PIC and 16-bit dsPIC families. They sit within the broader embedded MCU hierarchy: 8-bit MCU -> microcontroller -> semiconductor -> integrated circuit. Key differentiating features of the PIC18F1220 include 4 KB self-programmable flash, 256 bytes SRAM, 16 I/O lines multiplexed with peripheral functions, 10-bit ADC, capture/compare/PWM modules, enhanced USART, and nanoWatt Technology with six software-controlled power-managed modes. These features reduce bill-of-materials cost by integrating analog, timing, and serial functions on-chip, eliminating external ADC or driver ICs in simple control loops. The PIC18F1220T-I/SO uses a modified Harvard architecture with separate program and data buses, allowing simultaneous instruction fetch and operand access. The enhanced 16-bit instruction set supports hardware multiply, bit manipulation, and direct register addressing, delivering approximately 10 MIPS at 40 MHz. Self-programmable flash allows in-application updates without external programmers, and the nanoWatt sleep modes enable battery-friendly standby operation. Typical applications include consumer appliance control, low-cost sensor signal conditioning, USB-to-UART bridges (with external transceiver), battery-powered instruments, white-goods user interfaces, and industrial monitoring nodes. The combination of nanoWatt low power and an integrated 10-bit ADC makes the device especially attractive for periodic-sampling sensor applications such as temperature, humidity, or simple process-variable readouts. When designing with this part, allocate at least two I/O lines for ICSP (PGD/PGC) plus a dedicated MCLR reset line, even in production firmware, to allow in-circuit firmware updates. Use decoupling of 100 nF plus 10 µF close to VDD, and place the ICSP connector so production programming does not require board removal. This page synthesizes distributor pricing, drop-in same-package alternatives drawn from the Site MPN list and verified web data, and practical design notes not found in the manufacturer datasheet.

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PIC18F1220T-I/SS

PIC18F1220T-I/SS - 8-Bit MCU, 4KB Flash, 16 I/O, SSOP-20 | Microchip

The Microchip PIC18F1220T-I/SS is an 8-bit PIC18 high-performance RISC microcontroller with 4KB of Enhanced Flash program memory and 256 bytes of SRAM, housed in a 20-pin SSOP package. The suffix "T" indicates tape-and-reel packaging, the "I" denotes the industrial temperature grade (-40C to +85C), and "/SS" specifies the 20-pin SSOP form factor. It operates at up to 40 MHz (10 MIPS) with a wide supply voltage range of 2.0 V to 5.5 V, making it ideal for both 3.3 V and 5 V systems. A PIC microcontroller is a programmable, single-chip computer built around Harvard architecture - separate program and data buses - and executes one instruction per clock cycle. PIC18F devices sit in Microchip's high-performance 8-bit family, above the legacy PIC16 baseline. PIC18F1220T-I/SS integrates 4 KB flash, 256 B SRAM, 16 digital I/O, a 10-bit ADC, and nanoWatt power management in a compact 20-pin SSOP. This combination targets cost-sensitive embedded applications where 32-bit MCUs are over-spec but more capability than a PIC16 is needed. Key features include nanoWatt Technology with six software-controlled power-managed modes and standby current as low as 0.1 uA, a 10-bit ADC, an internal 31 kHz to 8 MHz oscillator, and an enhanced flash memory with 100,000 erase/write cycles typical endurance. The 10-bit A/D converter offers 7 input channels with acquisition time programmable in 16 levels. An integrated brown-out reset (BOR), watchdog timer, in-circuit serial programming (ICSP), and an 8x8 hardware multiplier round out the peripheral set. Architecturally, the PIC18F1220T-I/SS uses an enhanced 8-bit data path with 16-bit instructions (RISC), 31-level hardware stack, and DC-40 MHz oscillator with 4x PLL option (selectable PLL modes). Two 8-bit timers/counters and one 16-bit timer/counter deliver event timing. Instruction execution throughput is 200 ns at 20 MHz or 100 ns at 40 MHz, which translates to 10 MIPS peak - more than 5x the throughput of a baseline PIC16 at the same clock. Typical applications include battery-powered sensor nodes, low-cost consumer devices, industrial control loops, automotive interior accessories (PIC18F1220-I/SS is the base; Q-grade parts target automotive), and any product needing a small, low-power MCU with on-chip ADC. It is also widely used as a drop-in upgrade for older PIC16 designs needing more code space and peripherals. Design consideration: the SSOP-20 footprint requires careful PCB layout because the 0.65 mm lead pitch demands reflow profile within JEDEC J-STD-020 guidelines and adequate via-in-pad or thermal relief to avoid solder joint fatigue. This page synthesizes distributor pricing, drop-in alternatives (same-brand first, then cross-brand), and practical design notes not found in the manufacturer datasheet alone.

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PIC18F1230-E/P

PIC18F1230-E/P - 8-bit 4KB Flash MCU 40MHz DIP-18 | Microchip

The Microchip Technology PIC18F1230-E/P is an 8-bit enhanced flash microcontroller with 4 KB of program memory, packaged in a 18-pin PDIP (DIP-18, 0.300-inch) through-hole form factor. Operating from a 4.2 V to 5.5 V supply and clocked at up to 40 MHz, the device delivers 10 MIPS instruction throughput and integrates a 10-bit A/D converter, a high-performance PWM module, and nanoWatt power management. The PIC18F1230-E/P suffix denotes the Extended (-40C to +125C) operating temperature grade and PDIP package. An 8-bit PIC microcontroller belongs to the class of reduced-instruction-set computing (RISC) microcontrollers based on Harvard architecture, where program and data buses are physically separate. This architecture, combined with a 16-bit instruction word, allows most instructions to execute in a single instruction cycle. PIC microcontrollers sit within the broader category of microcontrollers (MCUs), embedded computing subsystems that integrate CPU, RAM, Flash, and peripherals on a single silicon die. The PIC18F family is Microchip's mid-range 8-bit line, positioned between baseline PIC10/12/16 families and high-pin-count PIC24/dsPIC parts, offering a balance of performance, peripheral integration, and cost for general embedded designs. Key features of the PIC18F1230-E/P include 4 KB Flash program memory, 256 bytes of RAM, 16 I/O pins, a 10-bit A/D converter with multiple channels, an enhanced PWM module with dedicated 14-bit resolution for motor-control-class waveforms, and nanoWatt Technology sleep/Idle modes that reduce quiescent current to microampere levels. The integrated power-management PWM makes this part particularly suited to switched-mode and digital-motor-control applications where a separate PWM controller would otherwise be required. Architecturally, the PIC18F1230 leverages a modified Harvard core with a 16-bit wide program memory bus and an 8-bit data bus, a hardware multiplier for 8x8 unsigned operations in one cycle, and an interrupt controller with multiple priority levels. The 40 MHz oscillator drives a four-phase instruction pipeline, achieving 10 MIPS peak throughput. The 10-bit successive-approximation A/D converter supports up to 8 channels with automatic acquisition timing. Typical applications include DC motor control (BLDC, brushed, and stepper), power-conversion control loops, low-cost PWM-driven LED dimming, and general-purpose embedded control where the integrated high-resolution PWM eliminates the need for an external PWM IC. The 18-pin PDIP footprint also makes it attractive for hobbyist, educational, and through-hole prototyping applications. When designing with the PIC18F1230-E/P, ensure that the ICSP programming header is accessible and that decoupling capacitors (typically 100 nF ceramic) are placed as close as possible to VDD/VSS pins. The Extended temperature grade (-40C to +125C) makes this specific variant suitable for industrial and automotive-under-hood applications, but a less expensive Industrial (-40C to +85C) grade is also available in the same package. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC18F1230-E/SO

PIC18F1230-E/SO - 8-bit MCU 4KB Flash 25MHz 18-SOIC | Microchip

The Microchip Technology PIC18F1230-E/SO is a high-performance 8-bit PIC18 RISC flash microcontroller integrating 4 KB program Flash, 256 bytes RAM, and a 25 MHz (40 MHz oscillator input) CPU core in a 18-pin SOIC (SO) package. The -E suffix denotes the extended industrial temperature grade (-40C to +125C), making the part suitable for harsh-environment and automotive-under-hood applications. A PIC18F microcontroller is an 8-bit RISC flash MCU belonging to the PIC (Peripheral Interface Controller) family -> 8-bit microcontroller -> microcontroller -> embedded control IC hierarchy. The PIC18F series adds a 16-bit instruction word, hardware multiplier, linear program memory up to 2 MB, and C-friendly architecture to the classic PIC16 baseline, while remaining code-compatible with smaller PIC devices. The 'F' suffix indicates Flash program memory, enabling reprogrammable in-circuit development via ICSP. Key features include 4 KB (2K x 16) self-programmable Flash, 256 bytes RAM, 16 digital I/O pins, a 10-bit A/D converter, an enhanced 14-bit PWM module with dedicated time-base, and nanoWatt power-managed sleep modes that drop Iq below 1 uA. The 8-bit RISC core executes most instructions in a single 100 ns cycle (at 40 MHz oscillator, FOSC/4 = 10 MHz instruction rate). On-chip peripherals include a USART/SCI, MSSP (SPI/I2C), two analog comparators, and a power-managed timer with 4-bit prescaler. Typical applications include motor control (BLDC, brushed DC, stepper), low-end digital power conversion, LED lighting drivers with analog dimming, sensor conditioning front-ends, and small appliance controls. The extended -E temperature grade supports outdoor and industrial installations. When designing with this device, ensure the 5V supply rail has 4.2V-5.5V tolerance under all load transients and that the ICSP programming header is accessible on the PCB. Place a 100 nF decoupling capacitor within 5 mm of the VDD pin and route the MCLR pull-up close to the IC to avoid spurious resets. This page synthesizes distributor pricing, cross-manufacturer drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers evaluate the PIC18F1230-E/SO for both new designs and legacy system refresh.

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PIC18F1230-I/ML

PIC18F1230-I/ML - 8-bit 40MHz MCU 4KB Flash 28-QFN | Microchip

The Microchip Technology PIC18F1230-I/ML is an 8-bit PIC18 enhanced flash microcontroller with 4 KB of program memory (2K x 16 words), 256 bytes of RAM, and a 40 MHz maximum CPU clock, housed in a 28-pin QFN package (ML, 6x6 mm). The part integrates a high-performance Power Control PWM module, a 10-bit ADC, three analog comparators, a LIN-capable USART, and nanoWatt technology for low-power operation. An 8-bit microcontroller (MCU) is a single-chip processor with an 8-bit data path, integrated flash program memory, RAM, and on-chip peripherals (ADC, PWM, timers, communication ports). MCUs sit within the broader hierarchy: microcontroller -> embedded processor -> semiconductor. They are widely used to sense, decide, and act in embedded systems ranging from appliances and motor drives to automotive body electronics. The PIC18 family specifically targets high-performance 8-bit applications that benefit from RISC-like instruction execution, hardware multiply, and C-friendly architecture. Key features of the PIC18F1230 include nanoWatt technology for dynamic power management (multiple idle/sleep modes), an internal 8 MHz oscillator, an enhanced 14-bit Power Control PWM module optimized for motor control, a 10-bit A/D converter with up to 8 input channels, three on-chip analog comparators, and a LIN-capable Enhanced USART. The 28-QFN (ML) package provides a compact 6x6 mm footprint with an exposed thermal pad, suiting space-constrained PCB layouts while maintaining adequate heat dissipation for the specified operating range. From an architectural standpoint, the PIC18F1230 uses a Harvard-class RISC core with hardware multiply, single-cycle instruction execution at the oscillator frequency (4 TCY per instruction cycle for a 40 MHz oscillator), and separate program/data buses. The 4 KB flash supports self-programming via the ICSP interface, allowing in-field firmware updates. The combination of high-speed PWM, fast comparators, and ADC allows sensorless and sensored motor-control loops to be closed in firmware without external hardware. Typical applications include single-phase and three-phase brushless DC (BLDC) motor control, switched-mode power supply (SMPS) digital control, LIN-based automotive body electronics (window lift, seat, mirror, lighting), sensor fan control, and small appliance drives. Its LIN USART and PWM make it a frequent choice for low-cost automotive node ECUs. When designing with this device, allow a decoupling capacitor (typically 100 nF plus bulk) on every VDD pin as close to the package as possible, and connect the QFN exposed pad to a solid ground plane for thermal and electrical performance. Programming uses Microchip's ICSP interface; plan header access or test points accordingly. This page synthesizes distributor pricing, drop-in PIC18F family alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a faster path from selection to prototype.

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PIC18F1230-I/P

PIC18F1230-I/P - 8-Bit 40MHz 4KB Flash MCU 18-PDIP | Microchip

The Microchip Technology PIC18F1230-I/P is an 8-bit PIC18 microcontroller IC featuring 4KB (2K x 16) of Flash program memory, 256 bytes of RAM, and a 40 MHz maximum CPU clock, housed in an 18-pin PDIP through-hole package. The part integrates a 10-bit A/D converter, a high-performance PWM module, nanoWatt Technology power management, and 16 digital I/O pins for mixed-signal embedded control. It operates from a 4.2 V to 5.5 V supply across the industrial -40 °C to +85 °C temperature range. An 8-bit PIC microcontroller is a Harvard-architecture RISC CPU that executes one instruction per clock cycle (excluding branches) and stores its program code in non-volatile Flash, allowing in-system reprogramming via ICSP. The PIC18 family sits above the baseline PIC16 line with deeper pipelining, a wider 16-bit instruction word, and a richer peripheral set, making it the workhorse tier for cost-sensitive motor control and sensor-interface designs. Key specifications include 4 KB Flash (2K x 16 words), 256 bytes of SRAM, 16 GPIO, the integrated 10-bit A/D converter with multiple input channels, a dedicated Power Control PWM (PCPWM) module suited for driving MOSFETs in half-bridge and full-bridge topologies, and nanoWatt power-saving modes (Idle, Sleep, and oscillator switching). The wide 4.2 V - 5.5 V supply range allows direct regulation from a 5 V rail or a USB-powered bus. Architecturally, the PIC18F1230 shares its silicon die and peripheral set with the 8 KB-flash sibling PIC18F1330; the two parts differ only in program-memory density and are otherwise interchangeable on the same PCB. Internally the CPU executes a 16-bit instruction set, the Flash is self-programmable under software control, and the PCPWM block supports complementary outputs with programmable dead-band delay - a feature rarely found on competing 18-pin MCUs. Typical applications include sensor-conditioned motor control (BLDC, brushed DC, and small 3-phase inverters), power-conversion control loops, fan and pump controllers, low-cost SMPS primary-side regulation, and industrial instrumentation front-ends. In these roles the high-performance PWM and on-chip A/D reduce the BOM by eliminating an external gate-driver logic array. Designers should allocate at least 0.1 µF decoupling on VDD and AVSS, follow Microchip's PCB layout recommendations for the analog section to preserve A/D accuracy, and verify that the chosen oscillator mode meets the 40 MHz FOSC limit. The ICSP/ICD interface uses pins RB6 and RB7, which must be left free of any external driver that would prevent in-circuit programming. This page synthesises distributor pricing, drop-in same-package alternatives (PIC18F1330-I/P, PIC18F1220-I/P, PIC18F1320-I/P), and practical design notes that are not found in a single manufacturer datasheet or distributor listing.

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PIC18F1230-I/SO

PIC18F1230-I/SO - 8-bit MCU, 4KB Flash, 40MHz, 18-SOIC | Microchip

The Microchip PIC18F1230-I/SO is a high-performance 8-bit flash microcontroller based on the PIC18 RISC architecture, delivering 40 MIPS throughput at 40 MHz, with 4 KB of Flash program memory and 256 bytes of RAM, housed in an 18-pin SOIC (7.50 mm) package. It integrates a 3-channel motor-control PWM module, three analog comparators, an 8 MHz internal oscillator, a 10-bit A/D converter, and a LIN-compatible USART. The 'I' suffix denotes the industrial temperature grade (-40 C to +85 C) for harsh-environment deployment. An 8-bit PIC microcontroller (MCU) is a single-chip computer built on a Harvard RISC core that executes one instruction every clock cycle, combining CPU, non-volatile program memory, data RAM, and on-chip peripherals in a single IC. PIC18 microcontrollers sit at the mid-range tier of Microchip's PIC family - above baseline PIC10/12/16 parts and below the 16-bit dsPIC and 32-bit PIC32 families. This positioning makes them a workhorse for cost-sensitive embedded control in appliance, automotive, and industrial segments. Key features include nanoWatt power management with multiple sleep modes, an enhanced 3-channel Power Control PWM with dedicated 16-bit timers for motor drives, three high-speed analog comparators for current sensing, and a 10-bit ADC with up to 8 input channels. The integrated LIN-capable USART simplifies node-to-node vehicle sub-bus communication without an external transceiver in cost-optimized LIN slave designs. Typical applications include BLDC and brushed-DC motor control in white goods, HVAC fans and small pumps, LIN slave nodes in automotive body electronics, sensor signal conditioning with on-chip comparators, and low-cost general-purpose embedded control. The combination of integrated analog peripherals and PWM reduces external component count and BOM cost. When designing with this device, ensure MCLR is tied through a proper pull-up and that the analog and digital reference pins are decoupled with 0.1 uF and 10 uF capacitors. The internal 8 MHz oscillator is factory calibrated within +/-1 % but engineers targeting tight UART baud-rate accuracy should switch to a crystal. This page synthesizes distributor stock levels, drop-in alternatives from the PIC18 family, and practical design notes that go beyond what the manufacturer datasheet alone provides, helping engineers select and source this part efficiently.

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PIC18F1230T-I/SS

PIC18F1230T-I/SS - 8-bit 40MHz MCU, 4KB Flash | Microchip | SSOP-20

The Microchip PIC18F1230T-I/SS is an 8-bit enhanced flash microcontroller built on the PIC18 architecture, delivering 10 MIPS at 40 MHz and integrating 4 KB of program flash, 256 bytes of SRAM, and 128 bytes of data EEPROM in a 20-pin SSOP package. It is the tape-and-reel shipping variant of the PIC18F1230-I/SS, sharing identical silicon and pinout, qualified for the industrial -40C to +85C operating range. An 8-bit PIC microcontroller is a low-power, deterministic RISC processor core designed for embedded control. It sits in a hierarchy of MCU (microcontroller) -> 8-bit MCU -> PIC18 family -> Microchip MCU portfolio -> semiconductor. The PIC18F family adds enhanced instructions, hardware multiply, and C-friendly addressing over the PIC16 baseline, while retaining byte-level predictability required for real-time control loops. Key features include a 3-channel 10-bit ADC with up to 6 analog inputs depending on package, 2 16-bit timers, 1 enhanced USART, 3 analog comparators, a 3-channel motor-control PWM (Power Control PWM) module, and an internal 8 MHz oscillator with PLL for the 40 MHz system clock. The on-chip nanoWatt Technology provides multiple idle and sleep modes that drop active current into the microampere range, making the device suitable for line-powered and always-on control nodes. Architecturally, the PIC18F1230 combines a Harvard bus with a 16-bit instruction word fetched as 2 bytes from flash, an 8-bit data path, and dedicated motor-control peripherals that offload PWM generation and complementary drive from the CPU. The Power Control PWM module supports independent time bases, dead-band control, and fault inputs, which is uncommon at this pin count and price point. Typical applications include single-phase BLDC and DC motor control for small appliances and fans, sensor signal conditioning with on-chip comparators, low-cost HVAC damper/valve actuators, and LIN-bus automotive body electronics using the integrated USART and the 8 MHz internal oscillator. The 20-SSOP footprint also fits into compact sensor interfaces and 5V industrial control nodes. When designing, note that the internal oscillator accuracy of +/- 1 to +/- 2 percent is acceptable for UART comms at low baud rates but external crystal or resonator may be required for CAN or high-speed LIN. The SSOP-20 thermal envelope is generous at 5V industrial currents, but brown-out reset configuration (BOR) must be enabled in configuration words for safety-critical motor control. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone Microchip datasheet 39758D.

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PIC18F1320-E/ML

PIC18F1320-E/ML - 8KB Flash 8-bit MCU 25MHz 28-QFN | Microchip

The Microchip Technology PIC18F1320-E/ML is an 8-bit high-performance RISC Flash microcontroller featuring 8 KB (4K x 16) of program memory, 256 bytes of RAM, and a 256-byte data EEPROM, packaged in a 28-pin QFN (6x6 mm) with exposed pad. It operates at up to 25 MHz clock speed and integrates a 10-bit A/D converter, nanoWatt power management with six software-controlled modes, and a wide operating voltage range from 2.0 V to 5.5 V. An 8-bit PIC microcontroller (MCU) is a single-chip computer built around the PIC (Peripheral Interface Controller) RISC architecture. PIC MCUs sit within the broader microcontroller family tree: microcontroller -> embedded controller -> single-chip computer -> semiconductor. The PIC18F family specifically targets high-performance 8-bit applications that require more memory, more peripherals, and higher code density than baseline PIC16 devices. PIC MCUs dominate cost-sensitive embedded designs because they integrate CPU, memory, timers, communication peripherals, and I/O on one die. Key features include 16 I/O pins, 10-bit multi-channel A/D converter, enhanced USART, MSSP (SPI/I2C), two capture/compare/PWM modules, two 8-bit timers and three 16-bit timers, and nanoWalt Technology for low-power operation. The E suffix indicates the extended industrial temperature grade (-40C to +125C). The device consumes as little as 0.1 microamp in standby mode, making it suitable for battery-managed applications. The PIC18F1320 uses an enhanced Harvard architecture with separate code and data buses and a 16-bit instruction word that allows single-cycle execution for most instructions. The flash program memory supports self-programming and In-Circuit Serial Programming (ICSP) for field updates. The integrated 10-bit A/D converter and nanoWatt Technology make the part a strong fit for sensor interfaces, low-power battery systems, and mixed-signal embedded designs. Typical applications include battery-powered sensor nodes, consumer electronics (small appliances, toys, remote controls), industrial control peripherals, low-end motor control with PWM, automotive interior modules (with the -I grade variant for the industrial range), and USB/HID bridges (when paired with a serial interface engine). The wide voltage range also supports 2-cell battery and 3.3 V/5 V mixed-rail systems. When designing with the PIC18F1320, ensure decoupling capacitors are placed close to VDD/VSS pins and follow Microchip's recommended ICSP layout if in-circuit programming is required. The exposed thermal pad (EP) on the QFN package must be soldered to the PCB ground plane for thermal dissipation and electrical performance. Always reserve an unused MCLR pull-up for reliable reset behavior. This page synthesizes distributor pricing, drop-in same-family alternatives, comparison parameters, and practical design notes not collected in the manufacturer datasheet alone. Values were verified against distributor listings as of 2026-09-26.

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PIC18F1320-E/P

PIC18F1320-E/P - 8KB Flash 8-bit MCU 25MHz | Microchip

The Microchip Technology PIC18F1320-E/P is an 8-bit high-performance RISC microcontroller with 8KB (4K x 16) of Flash program memory, 256 bytes of RAM, and 256 bytes of EEPROM, housed in a 18-pin PDIP through-hole package. It operates at up to 25MHz (40MHz on some datasheet rows) from a 2.0V to 5.5V supply and exposes up to 16 digital I/O pins across its small 18-pin footprint. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one die. The PIC18 family sits within Microchip's 8-bit PIC microcontroller hierarchy (PIC10/12/16/18/24), where PIC18 devices add an enhanced 16-bit instruction word, hardware multiplier, C-compiler-friendly architecture, and linear memory addressing compared to baseline PIC16 parts. They are commonly used for cost-sensitive embedded control where mature tooling and low power are valued. Key features of the PIC18F1320-E/P include nanoWatt Technology with six software-controlled power-managed modes that drop standby current to as low as 0.1 microamp, a 10-bit Analog-to-Digital Converter (ADC) with up to 7 input channels, and Capture/Compare/PWM (CCP) modules. The 'E' suffix indicates the Extended temperature grade of -40C to +125C, while '/P' denotes the 18-pin PDIP (Plastic Dual In-line Package) with 0.300" (7.62mm) row spacing. The device supports In-Circuit Serial Programming (ICSP) via two pins, allowing firmware updates after PCB assembly. Internally, the PIC18F1320 uses a Harvard architecture with separate program and data buses, a 16-bit instruction word, and an 8-bit data path. Its 25 MIPS peak throughput at 25MHz, combined with the 10-bit ADC and enhanced CCP, makes it well suited to closed-loop control tasks such as motor drive, lighting, and battery management. The wide 2.0V to 5.5V operating range simplifies designs that run from a single Li-ion cell, two AA cells, or a regulated 5V rail. Typical applications include consumer appliances, low-end motor control, sensor signal conditioning, LED drivers, smoke detectors, and small IoT edge nodes. Engineers often choose this part when they need more Flash, RAM, and peripherals than a PIC16F device, but do not need the hardware complexity of a dsPIC or PIC24 device. Its 18-pin PDIP form factor also makes it ideal for hobbyists, education, breadboard prototypes, and through-hole service/repair situations. When designing with the PIC18F1320-E/P, pay close attention to configuration bits (fuses) for oscillator selection and watchdog behavior, since most application bugs in PIC firmware arise from incorrect oscillator or brown-out configuration rather than code logic. Decoupling VDD with a 0.1uF ceramic capacitor placed close to the package is critical, and unused I/O pins should be configured as outputs low to minimize current draw. This page synthesizes Microchip datasheet specifications, current distributor pricing across 9 sources, drop-in alternatives in the same 18-pin PDIP footprint, and practical design notes that go beyond the data sheet summary.

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PIC18F1320-E/SO

PIC18F1320-E/SO - 8KB Flash 8-bit MCU, 25MHz, 18-SOIC | Microchip

The Microchip Technology PIC18F1320-E/SO is an 8-bit high-performance enhanced flash microcontroller delivering 8KB of program memory (4K x 16 words) in an 18-pin SOIC wide-body package. Built on the PIC18 Harvard RISC architecture with 200 ns instruction execution, it integrates a 10-bit A/D converter, nanoWatt power management, 256 bytes of RAM, and 16 digital I/O pins while operating from a 2.0V to 5.5V supply. What is a PIC18F microcontroller? The PIC18F family is Microchip's enhanced 8-bit microcontroller line that extends the baseline PIC16 architecture with a 16-bit instruction word, hardware multiplier, and linear program memory addressing up to 2 MB. It belongs to the broader microcontrollers > embedded controllers > integrated circuits > semiconductor device taxonomy, serving as the core computing element in countless battery-powered, automotive, and industrial subsystems. Key features include 8KB of self-programmable flash, 256 bytes of SRAM, 10-bit multi-channel analog-to-digital conversion, an enhanced capture/compare/PWM (ECCP) module, and six software-controlled nanoWatt power-managed modes that drop consumption to as low as 0.1 uA in standby. The wide 2.0V to 5.5V operating range lets a single design serve both 3.3V and 5V rails, simplifying BOM across product variants. The device executes one instruction per 4-clock cycle at up to 25 MHz (40 MHz on the -I industrial parts), yielding 10 MIPS throughput. Integrated peripherals include a USART with LIN support, MSSP for SPI/I2C, two 8-bit timers plus two 16-bit timers, dual analog comparators, and a configurable reference - all on-chip, eliminating external glue logic in compact 18-pin designs. Typical applications include remote controls, sensor interface front-ends, white-goods motor control, battery chargers, low-end smart meters, and industrial sensor hubs. Industrial temperature range of -40C to +125C, plus an E suffix denoting high-temperature plastic encapsulation, makes it suitable for harsh-environment controllers and under-hood automotive nodes. When laying out the PCB, place the 0.1 uF VDD decoupling capacitor within 5 mm of the VDD pin and use a solid ground pour beneath the part. Leave pin 1 (MCLR) accessible for in-circuit serial programming (ICSP); a 10 kohm pull-up to VDD is required if the internal pull-up is not used. Avoid routing high-speed signals adjacent to the analog AVss/AVdd pair to minimize crosstalk into the ADC. This page consolidates real distributor pricing, drop-in alternative MPNs, application guidance, and a pin-by-pin comparison that the bare datasheet does not provide, giving procurement and design engineers a single source of verified information for the PIC18F1320-E/SO.

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PIC18F1320-H/ML

PIC18F1320-H/ML - 8KB Flash MCU, 25MHz, 28-QFN | Microchip

The Microchip PIC18F1320-H/ML is an 8-bit PIC RISC microcontroller featuring 8KB of Flash program memory (4K x 16), 256 bytes of RAM, and 16 I/O pins in a 28-pin QFN (ML) package with an exposed pad. The device operates at up to 25MHz and integrates a 10-bit ADC, nanoWatt Technology power management, and an internal oscillator. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash/RAM), and programmable peripherals. It belongs to the hierarchy: PIC18F family -> 8-bit PIC -> RISC MCU -> microcontroller -> embedded IC -> semiconductor. The PIC18 family uses an enhanced Harvard architecture with a 16-bit instruction word, providing high code density and deterministic interrupt handling well suited to real-time embedded control. Key features of the PIC18F1320-H/ML include nanoWatt Technology with six software-controlled power-managed modes, standby current as low as 0.1 microamps, an operating voltage range of 2.0V to 5.5V, on-chip 10-bit ADC, internal oscillator, and in-circuit serial programming (ICSP). The 28-pin QFN package offers a small footprint suitable for space-constrained designs, and the extended '-H' temperature grade targets industrial and high-temperature environments. The PIC18F1320-H/ML uses an enhanced 8-bit CPU core with 77 effective instructions, hardware multiplier for 8x8 single-cycle operations, and a 25MHz clock delivering up to 10 MIPS performance. Integrated peripherals include a 10-bit ADC with up to 7 channels, comparators, PWM modules, and a synchronous serial port configurable for SPI or I2C. This integration enables compact designs without external components. Typical applications include industrial sensor conditioning, low-power battery-operated instrumentation, motor control signal decoding, automotive body electronics (non-safety), and appliance control boards. The wide voltage range and ultra-low standby current suit battery-powered wireless sensor nodes and remote monitoring equipment. When designing, ensure proper decoupling by placing 0.1uF and 10uF capacitors near the VDD pins, observe PCB layout guidelines for the exposed thermal pad of the QFN package, and select appropriate configuration bits for oscillator selection and brown-out reset thresholds. This page combines distributor pricing, drop-in alternatives, and practical design notes not aggregated in a single place on the manufacturer datasheet, helping engineers evaluate the part for both new designs and existing firmware porting.

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PIC18F1320-H/P

PIC18F1320-H/P - 8KB Flash 25MHz 8-bit MCU | Microchip

The Microchip PIC18F1320-H/P is an 8-bit PIC18 RISC microcontroller with 8KB (4K x 16) of Flash program memory, 256 bytes of SRAM, and 256 bytes of EEPROM, housed in an 18-pin PDIP through-hole package. It operates at up to 25 MHz from a 2.0V to 5.5V supply, with 16 digital I/O pins and 10-bit ADC support, and is specified for the -40C to +85C industrial temperature range. Key features include Microchip's nanoWatt Technology with six software-controlled power-managed modes that reduce standby current to as low as 0.1 microamp, and an internal oscillator option that eliminates the need for an external crystal in cost-sensitive designs. The device integrates CCP/ECCP modules, an enhanced USART, an MSSP module for SPI and I2C, and a 10-bit ADC with up to 7 channels. Self-programmability under firmware control, an ICD debug interface, and on-chip debugging support streamline field updates and reduce bill-of-materials cost. Architecturally, the PIC18F1320 uses an enhanced Harvard RISC core with a hardware multiply routine and 31-level hardware stack, distinguishing it from earlier PIC16 architectures by offering C-compiler-friendly 16-bit instruction words. The 8KB Flash is organized as 4K x 16 words, allowing efficient code density for control loops, sensor processing, and consumer appliances. nanoWatt Technology is the umbrella term for the six sleep, doze, and run modes that orchestrate clock gating, peripheral shutdown, and dynamic oscillator switching under software control. Typical applications include battery-powered sensor nodes, consumer appliances, low-cost motor control with the ECCP module, USB-to-serial bridges using the USART with an external transceiver, automotive interior accessories in the -40C to +85C range, and industrial control panels that benefit from self-programmability for field firmware upgrades. The internal oscillator option reduces part count and BOM cost in sealed, factory-calibrated products. When designing with this device, ensure decoupling with a 0.1uF ceramic capacitor placed as close as possible to VDD/VSS, and respect the 5.5V absolute maximum on VDD to prevent latch-up. The 'H' suffix indicates the -40C to +85C industrial temperature range rather than the -40C to +125C extended range of the I-suffix parts; verify the operating envelope before selecting this variant. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that are not typically found in the manufacturer datasheet alone, giving engineers a fast path from specification to bill-of-materials.

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PIC18F1320-H/SS

PIC18F1320-H/SS - 8KB Flash 8-bit MCU 25MHz SSOP-20 | Microchip

The Microchip Technology PIC18F1320-H/SS is an 8-bit RISC flash microcontroller in a 20-pin SSOP package with 8 KB Flash program memory, 256 bytes RAM, and 16 digital I/O pins. It operates from 2.0 V to 5.5 V with internal oscillator support and runs up to 25 MHz (40 MIPS in 4-clock mode). The device integrates a 10-bit A/D converter and uses Microchip's nanoWatt Technology with six software-controlled power-managed modes, dropping standby current as low as 0.1 microamp. An 8-bit microcontroller (MCU) is a single-chip computer that combines a CPU, RAM, non-volatile program memory (Flash), peripherals, and I/O in one package. The PIC18 family is Microchip's high-performance 8-bit line, sitting above PIC16 and below the PIC24/dsPIC 16-bit families. Within the PIC18 hierarchy, the PIC18F1320 is a code-/pin-compatible variant of the smaller PIC18F1220 (which has half the Flash). The PIC18F1x20 series adds nanoWatt power management and a 10-bit ADC versus the PIC16F baseline, making it suited for low-power mixed-signal embedded designs. Key features include 8 KB Flash (4K x 16), 256 bytes SRAM, 16 I/O pins, an internal oscillator, a 10-bit A/D converter, and hardware USART. The nanoWatt Technology provides six enhanced power-managed modes including Run, Idle, Sleep, and several low-power variants enabling the 0.1 microamp standby figure. The instruction set is PIC18 enhanced RISC with 16-bit instructions and 8-bit data path. Architecturally, the device uses Harvard memory organization with separate program Flash and data SRAM buses, plus a 16-bit instruction word that is fetched in a single cycle. Core enhancements over PIC16 include a hardware multiplier, indexed addressing with offset, and the extended instruction set. The integrated 10-bit ADC supports multiple channels with automatic acquisition and conversion. Typical applications include low-power sensor interfaces, battery-operated instruments, industrial control nodes, automotive body and chassis subsystems (extended -H temperature), and consumer appliances. The wide 2.0-5.5 V range supports both 3.3 V and 5 V rails directly. When designing with the PIC18F1320, pay attention to the 'H' temperature grade suffix (extended temperature range) versus the standard 'I' industrial grade. In-circuit serial programming (ICSP) requires dedicated pins that must not be pulled low at reset. The internal oscillator can drift up to +/-2% across temperature, so crystal-dependent applications should use an external resonator. This page synthesizes distributor stock, pin-compatible alternatives, and practical design notes not found in the standalone Microchip datasheet. All information is verified against the manufacturer datasheet DS39605C and live distributor listings.

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PIC18F1320-I/ML

PIC18F1320-I/ML - 8-bit MCU, 8KB Flash, 40MHz, 28-QFN | Microchip

The Microchip Technology PIC18F1320-I/ML is an 8-bit PIC18 high-performance RISC microcontroller with 8KB (4K x 16) of Enhanced Flash program memory, 256 bytes of SRAM, and 256 bytes of EEPROM, integrated in a 28-pin QFN (6x6 mm) package and rated for the industrial temperature range (-40C to +85C). It executes instructions at up to 10 MIPS from a 40 MHz oscillator over a 2.0V to 5.5V supply, and integrates a 10-bit A/D converter with up to 7 channels, an enhanced USART, MSSP supporting both SPI and I2C, and Capture/Compare/PWM modules for embedded control. A microcontroller (MCU) is a single-chip computer that combines a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), and programmable I/O peripherals on one die. The PIC18 family is Microchip's enhanced 8-bit architecture line, positioned above the baseline PIC16 family, using a 16-bit instruction word with an 8-bit data path, a hardware 8x8 multiplier, and an extended interrupt model. PIC microcontrollers dominate cost-sensitive embedded control applications where deterministic real-time behavior and a mature ecosystem (MPLAB X IDE, XC8 compiler, MPLAB ICD debug probes) outweigh raw compute throughput. Key features include nanoWatt Technology power management offering six software-controlled modes, standby current as low as 0.1 uA, ten oscillator modes selectable via FOSC3:FOSC0 configuration bits including a 31 kHz internal oscillator, and sixteen digital I/O pins with interrupt-on-change capability. The 28-QFN package supports compact PCB layouts for space-constrained products such as handheld instruments or sensor pods. Architecturally, the PIC18F1320 uses a Harvard RISC core with a 16-bit program bus and an 8-bit data bus, providing 10 MIPS peak instruction throughput at 40 MHz. The 10-bit ADC with 7 analog channels (selected from device pins) supports automatic acquisition and conversion sequencing, simplifying sensor-reading firmware. The 256-byte on-chip EEPROM supports non-volatile storage of calibration constants, user settings, or serial numbers without an external memory device. Typical applications include industrial sensor interfaces, low-power remote controls, battery-powered instrumentation, HVAC peripheral controls, consumer appliance control boards, and portable medical monitoring peripherals. The wide 2.0V-5.5V operating range also enables direct 3.3V or 2xAA-battery operation, and the 0.1 uA standby current makes the device ideal for energy-harvesting or duty-cycled sensor nodes. When designing with this MCU, place decoupling capacitors within 5 mm of the VDD pins and verify the oscillator configuration bits match the chosen resonator or external crystal. For low-power designs, exploit the nanoWatt sleep modes aggressively between sensor reads - the 0.1 uA standby figure is achievable only with the right configuration bits set and peripherals clock-gated in firmware. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, full pinout mapping, and practical design notes for the PIC18F1320-I/ML that are not assembled on any single manufacturer or distributor page.

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PIC18F1320-I/SO

PIC18F1320-I/SO - 8KB Flash 8-bit MCU 40MHz 18-SOIC | Microchip

The Microchip Technology PIC18F1320-I/SO is an 8-bit high-performance enhanced Flash microcontroller built on Microchip's PIC18 RISC architecture, offering 40 MHz operation (200 ns instruction cycle), 8 KB of Flash program memory, 256 bytes of RAM, and 256 bytes of EEPROM, all packaged in an 18-pin SOIC (SO). It integrates a 10-bit analog-to-digital converter with seven input channels, a 16-bit timer/counter, USART, and nanoWatt Technology power management, making it well-suited to battery-aware mixed-signal designs. Key features include Flash program memory of 8 KB (4K x 16), 256 bytes of SRAM, 256 bytes of EEPROM, sixteen general-purpose I/O pins, a 10-bit A/D converter with seven channels, a master synchronous serial port (SSP) supporting SPI and I2C, an enhanced universal synchronous/asynchronous receiver-transmitter (EUSART), and six software-controlled nanoWatt power-managed modes that drop standby current to as low as 0.1 µA. The operating voltage spans 2.0 V to 5.5 V with a typical supply current under 1 mA at 4 MHz, and the part is specified for the industrial temperature range -40°C to +85°C. The PIC18F1320 reaches 40 MHz maximum clock at 4.0-5.5 V with 10 MIPS throughput, while at lower voltages it operates with reduced clock speed. The 18-SOIC (Small-Outline Integrated Circuit) package offers a low-profile surface-mount footprint suitable for compact consumer and industrial layouts. The device supports in-circuit serial programming (ICSP) and in-circuit debugging via two pins, allowing field upgrades and code development without removing the part from the board. Typical applications include low-power sensor nodes with A/D conditioning, battery-powered handheld instruments, white-goods and appliance control panels, automotive body and interior subsystems (after AEC-Q100 verification), USB/serial bridge converters, and industrial 24 V control logic (with appropriate front-end protection). The wide voltage range and nanoWatt technology make this part especially useful in energy-constrained designs that still need digital integration and mixed-signal capability. When designing with this part, ensure all unused I/O pins are configured as outputs and tied to defined logic levels to minimize current draw in sleep modes. The A/D converter achieves its specified accuracy when the input source impedance is below 2.5 kΩ and the conversion clock period is between 0.7 µs and 25 µs; violating either limit degrades INL and DNL. Brown-out reset should be enabled in any application powered from a slowly rising rail to prevent code corruption during power transitions. This page consolidates distributor pricing tiers, drop-in alternative parts, and practical design guidance that goes beyond the manufacturer datasheet. Engineers comparing PIC18F1320-I/SO against PIC16 family parts will find the PIC18's C-optimized instruction set, hardware multiplier, and 4-level deep interrupt stack materially simplify firmware development and real-time response.

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PIC18F1320-I/SS

PIC18F1320-I/SS - 8-bit 40MHz MCU 8KB Flash 20-SSOP | Microchip

The Microchip Technology PIC18F1320-I/SS is an 8-bit high-performance enhanced flash microcontroller based on the PIC18 RISC architecture, delivering 40 MHz (10 MIPS) CPU performance with 8 KB (4K x 16) of flash program memory, 256 bytes of RAM, and 16 digital I/O pins housed in a 20-pin SSOP (Shrink Small Outline Package). According to the Microchip datasheet, this device integrates a 10-bit Analog-to-Digital Converter (ADC) with up to 7 input channels and operates across a 2.0V to 5.5V supply range, making it compatible with both 3.3V and 5V system rails. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (flash/ROM), data memory (RAM), and programmable I/O peripherals. The PIC18 family specifically represents Microchip's high-performance 8-bit architecture built on the PIC (Peripheral Interface Controller) RISC design philosophy, sitting between the baseline PIC10/12/16 families and the 16-bit dsPIC/PIC24 families. The PIC18F1320 belongs to the 18/20/28-pin low-power family optimized for cost-sensitive embedded control. Key features include Microchip's nanoWatt Technology with six software-controlled power-managed modes (Run, Idle, Sleep, and three low-power variants) achieving standby current as low as 0.1 microamps; a 10-bit ADC with 7 channels for analog sensor interfacing; a USART module for asynchronous/synchronous serial communication; and an enhanced instruction set with C-compiler-friendly C18 compiler support. The 20-pin SSOP package enables compact PCB designs while maintaining good thermal and electrical performance for industrial-grade applications. The PIC18F1320 uses a Harvard architecture with separate program and data buses, enabling single-cycle instruction execution (200 ns at 20 MHz / 100 ns at 40 MHz with 4x PLL), and supports in-circuit serial programming (ICSP) for field firmware updates. The flash program memory supports 100,000 erase/write cycles and >40 years of data retention, making it suitable for long-lifecycle embedded products. Typical applications include battery-powered sensor nodes, home appliance controls, HVAC thermostats, automotive body electronics (non-safety-critical), industrial control modules, and consumer electronics requiring low-power 8-bit processing. The 16 I/O pins and 7 ADC channels support typical sensor aggregation designs with digital outputs. When designing with the PIC18F1320-I/SS, pay attention to the industrial temperature grade (-40C to +85C) and ensure the chosen crystal or oscillator meets the 40 MHz timing budget. Use Microchip's MPLAB X IDE with the XC8 compiler for development; the device is supported by the full PIC18 toolchain including in-circuit debuggers and programmers. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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Productos (35282)

PIC18F1220-H/ML - 4KB Flash 8-bit MCU, 28-QFN | Microchip

PIC18F1220-H/SO - 8-bit 25MHz 4KB Flash MCU | Microchip

PIC18F1220-H/SS - 8-bit 25MHz 4KB Flash MCU | Microchip

PIC18F1220-I/ML - 8-bit MCU, 4KB Flash, 40MHz | Microchip

PIC18F1220-I/P - 8-bit 40MHz 4KB Flash MCU | Microchip DIP-18

PIC18F1220-I/SS - 8-bit MCU, 4KB Flash, 40MHz, SSOP-20 | Microchip

PIC18F1220T-I/ML - 8-bit 40MHz MCU 4KB Flash | Microchip

PIC18F1220T-I/SO - 8-Bit 40MHz 4KB Flash MCU 18-SOIC | Microchip

PIC18F1220T-I/SS - 8-Bit MCU, 4KB Flash, 16 I/O, SSOP-20 | Microchip

PIC18F1230-E/P - 8-bit 4KB Flash MCU 40MHz DIP-18 | Microchip

PIC18F1230-E/SO - 8-bit MCU 4KB Flash 25MHz 18-SOIC | Microchip

PIC18F1230-I/ML - 8-bit 40MHz MCU 4KB Flash 28-QFN | Microchip

PIC18F1230-I/P - 8-Bit 40MHz 4KB Flash MCU 18-PDIP | Microchip

PIC18F1230-I/SO - 8-bit MCU, 4KB Flash, 40MHz, 18-SOIC | Microchip

PIC18F1230T-I/SS - 8-bit 40MHz MCU, 4KB Flash | Microchip | SSOP-20

PIC18F1320-E/ML - 8KB Flash 8-bit MCU 25MHz 28-QFN | Microchip

PIC18F1320-E/P - 8KB Flash 8-bit MCU 25MHz | Microchip

PIC18F1320-E/SO - 8KB Flash 8-bit MCU, 25MHz, 18-SOIC | Microchip

PIC18F1320-H/ML - 8KB Flash MCU, 25MHz, 28-QFN | Microchip

PIC18F1320-H/P - 8KB Flash 25MHz 8-bit MCU | Microchip

PIC18F1320-H/SS - 8KB Flash 8-bit MCU 25MHz SSOP-20 | Microchip

PIC18F1320-I/ML - 8-bit MCU, 8KB Flash, 40MHz, 28-QFN | Microchip

PIC18F1320-I/SO - 8KB Flash 8-bit MCU 40MHz 18-SOIC | Microchip

PIC18F1320-I/SS - 8-bit 40MHz MCU 8KB Flash 20-SSOP | Microchip