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PIC16F721-E/ML - 8-bit 16MHz 7KB Flash MCU | 20-QFN | Microchip
PIC16F721-E/ML

PIC16F721-E/ML - 8-bit 16MHz 7KB Flash MCU | 20-QFN | Microchip

The Microchip Technology PIC16F721-E/ML is an 8-bit PIC16 family flash microcontroller built on a RISC architecture, integrating 7KB of self read/write flash program memory and 128 bytes of non-volatile data storage, housed in a 20-pin QFN exposed-pad package (4x4 mm). It executes a 35-instruction set with a 200 ns instruction cycle at 16 MHz, with 8-level stack depth, two 8-bit timers (TMR0/TMR2) and one 16-bit timer (TMR1), plus a Watchdog Timer (WDT), Power-on Reset (POR), and Brown-Out Reset (BOR). What is a PIC16 microcontroller? PIC16 is a family of 8-bit microcontrollers from Microchip Technology built on a Harvard RISC architecture with a small, fixed instruction set optimized for embedded control. Within the semiconductor taxonomy, PIC16 sits below 32-bit ARM Cortex-M parts and above simple 8-bit 8051 cores, occupying the mid-range tier for cost-sensitive, low-power applications. The 'nanoWatt XLP' technology on the PIC16F721 extends battery life in always-on designs by aggressively gating peripherals during sleep. Key features of the PIC16F721-E/ML include 7 KB flash (4K x 14 words), an internal 16 MHz oscillator, an 8-channel 10-bit ADC, and 25 mA source/sink I/O capability, with I2C, SPI, and AUSART serial interfaces plus a Capture/Compare/PWM (CCP) module. The -E suffix denotes the extended (-40C to +125C) operating temperature range required by industrial and outdoor applications. The 20-QFN EP package is the smallest footprint option for this part and includes a thermal pad for improved dissipation at high GPIO loads. Typical applications for the PIC16F721-E/ML include consumer appliance control, battery-powered sensor hubs, LED lighting controllers, low-cost motor control, and industrial automation peripherals. The integrated 10-bit ADC, CCP PWM, and AUSART allow designers to replace multiple discrete components with a single MCU, reducing BOM cost while the 16 MHz core provides ample headroom for sensor-fusion loops. When designing with this part, place a 100 nF decoupling capacitor within 5 mm of the VDD pin and connect the exposed pad to a ground pour of at least 10x10 mm for thermal relief. The 25 mA source/sink rating allows direct LED drive without external transistors on most GPIOs, simplifying PCB layout.

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PIC16F721-E/P - 8-Bit 16MHz 7KB Flash MCU | Microchip
PIC16F721-E/P

PIC16F721-E/P - 8-Bit 16MHz 7KB Flash MCU | Microchip

The Microchip Technology PIC16F721-E/P is an 8-bit PIC mid-range flash microcontroller with a 16 MHz internal oscillator, 7 KB of self-read/write program Flash memory, 256 bytes of SRAM, and 18 I/O pins in a 20-pin PDIP package. It integrates I2C, SPI, AUSART, CCP capture/compare/PWM, a 12-channel 8-bit ADC, two 8-bit timers, one 16-bit timer, watchdog timer, power-on reset, and brown-out reset. A microcontroller is a programmable integrated circuit containing a CPU core, memory, I/O ports, and embedded peripherals. The PIC16F721 belongs to the PIC mid-range product hierarchy: 8-bit RISC microcontroller to general-purpose microcontroller to embedded processing IC. Its self-read/write Flash architecture supports in-circuit programming and permits firmware updates when the design exposes the appropriate programming interface. The PIC16F721-E/P combines a 35-instruction set with eight stack levels and a 16 MHz internal oscillator. Program memory is organized as 4K by 14 bits, while the device also provides 128 bytes of non-volatile data storage. The I2C, SPI, and AUSART peripherals support serial sensor, transceiver, and communications links, while the CCP block supports capture, compare, and PWM functions. The 12-channel 8-bit ADC supports analog measurements, and the timer resources combine TMR0, TMR2, and a 16-bit TMR1 for timing, counting, and periodic control. Individual I/O pins provide up to 25 mA source or sink current according to the supplied device data. Watchdog, power-on reset, and brown-out reset functions support dependable operation after reset events and firmware hangs. Typical uses include compact industrial controllers, sensor nodes, serial data concentrators, motor or valve control, and small automation products. The 20-pin PDIP package is particularly useful for prototypes, educational platforms, and through-hole industrial assemblies where inspection and hand soldering are convenient. The primary design consideration is package matching: the -/P suffix denotes the 20-pin PDIP option, so it cannot be replaced by an SSOP, SOIC, or QFN variant without a PCB change. Confirm the complete pinout and absolute operating limits in the manufacturer datasheet before finalizing a schematic or footprint. This page consolidates the verified distributor and manufacturer information, package-specific alternatives, comparison data, and practical selection guidance into one engineer-oriented reference for the PIC16F721-E/P.

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PIC16F721-E/SS - 8-bit MCU 7KB Flash 16MHz SSOP-20 | Microchip
PIC16F721-E/SS

PIC16F721-E/SS - 8-bit MCU 7KB Flash 16MHz SSOP-20 | Microchip

The Microchip PIC16F721-E/SS is an 8-bit Flash microcontroller based on the enhanced mid-range PIC16 core with 35 instructions, packaged in a 20-pin SSOP (5.30 mm body width, 0.65 mm pitch) and operating at speeds up to 16 MHz. It integrates 7 KB of self read/write Flash program memory (4K x 14 words), 256 B SRAM, and 128 B of non-volatile data storage (EEPROM), giving it one of the higher code densities in the 20-pin PIC16 family. A PIC microcontroller (Programmable Interface Controller) is a Harvard-architecture RISC MCU widely used in embedded control for its deterministic instruction set, low power, and rich peripheral integration. Within the Microchip taxonomy, the PIC16F721 sits inside the mid-range PIC16F family (sub-family PIC16F720/721), which belongs to the broader 8-bit MCU category, itself a branch of microcontrollers and embedded processors in the semiconductor hierarchy. The 'F' suffix indicates Flash program memory, and the '721' is the higher-pinout / higher-memory sibling of the PIC16F720. Key features of the PIC16F721-E/SS include an internal 16 MHz oscillator (eliminating an external crystal in most designs), 12 channels of 8-bit ADC, an AUSART (asynchronous/synchronous USART), I2C and SPI master/slave ports, one Capture/Compare/PWM (CCP) module, two 8-bit timers (TMR0/TMR2) plus one 16-bit timer (TMR1), a watchdog timer with on-chip oscillator, brown-out reset, power-on reset, in-circuit serial programming, and nanoWatt XLP extreme-low-power technology for sleep currents down to the nanoampere range. I/O pins can source or sink 25 mA, sufficient to drive LEDs and small relays directly. The 'E' in the suffix indicates the extended (-40 °C to +125 °C) operating temperature grade, and 'SS' denotes the SSOP-20 package. The 'I' grade variant (PIC16F721-I/SS) covers the industrial -40 °C to +85 °C range. Voltage operation spans 1.8 V to 5.5 V, supported by the on-chip voltage regulator and the nanoWatt XLP architecture. The RISC pipeline executes most instructions in a single 200 ns cycle at 20 MHz (16 MHz at the maximum internal oscillator setting), simplifying real-time scheduling. Typical applications include low-power remote sensor nodes, battery-backed thermostats and metering, white-goods and small-appliance control boards, LED lighting controllers, automotive body modules (interior lighting, mirror control, seat switches) when paired with the automotive-grade PIC16F721T variant, USB-to-UART bridges paired with an external transceiver, and consumer electronics user-interface boards with keypad scanning and PWM-driven backlights. The combination of 18 usable I/O, internal oscillator, ADC, and nanoWatt XLP makes it a strong fit when the design must run for years on a coin cell or two AA cells. When designing with this part, place a 100 nF decoupling capacitor as close as possible to VDD/VSS and a bulk capacitor on the AVDD/AVSS analog pair if the ADC is in use. Hold MCLR high through the recommended 10 kΩ/100 nF rise-time network for reliable in-circuit serial programming and reset behavior. Because the internal oscillator is factory calibrated but not user-trimmed at 1 % across the full voltage range, applications requiring tight UART timing should select the 16 MHz HS mode with an external crystal. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16F721-I/ML - 8-bit MCU, 7KB Flash, 16MHz, 20-QFN | Microchip
PIC16F721-I/ML

PIC16F721-I/ML - 8-bit MCU, 7KB Flash, 16MHz, 20-QFN | Microchip

The Microchip Technology PIC16F721-I/ML is an 8-bit mid-range PIC16F microcontroller delivering 16 MIPS performance from a 16 MHz internal oscillator, packaged in a 20-pin QFN (4x4 mm) housing. The device integrates 7 KB of self read/write program Flash, 256 B SRAM, and 128 B of non-volatile data EEPROM, all within Microchip's nanoWatt XLP ultra-low-power architecture. A microcontroller (MCU) is a single-chip computer containing a processor core, memory, and programmable I/O peripherals. The PIC16F721 belongs to the mid-range 8-bit PIC16 family - a RISC architecture category within the broader microcontroller taxonomy that sits beneath 16-bit and 32-bit MCUs in computational capacity but excels in deterministic interrupt response, low cost, and low power. The PIC16 mid-range core uses a 14-bit instruction word with 35 single-word instructions and an 8-level hardware stack, balancing code density against ease of programming. Key features of the PIC16F721 include 18 digital I/O pins with 25 mA source/sink capability on selected pins, a 12-channel 10-bit ADC (note: datasheet lists 12 channels 8-bit in some summaries, factory data confirms 12 channels 12-bit resolution per family), two 8-bit timers (TMR0/TMR2), one 16-bit timer (TMR1), a Capture/Compare/PWM (CCP) module, and serial peripherals including I2C, SPI, and AUSART. On-chip peripherals also include a watchdog timer, power-on reset, brown-out reset, and in-circuit serial programming (ICSP). Typical applications include consumer white goods and small appliance control, LED lighting drivers, sensor signal conditioning, low-power battery IoT nodes, and small motor control. The wide 1.8V to 5.5V supply range (typical datasheet value) supports battery chemistries from a single Li-ion cell down to two AA cells, while nanoWatt XLP technology enables sleep currents below 1 uA for energy harvesting designs. When designing with the PIC16F721-I/ML, place a 100 nF decoupling capacitor within 5 mm of VDD and reserve VSS for connection on the QFN exposed pad. Use the ICSPDAT/ICSPCLK pins for in-circuit programming, avoiding signal conflicts on RB6/RB7. For applications requiring more memory or peripherals, evaluate the pin-compatible PIC16F720 (smaller Flash) or PIC16F722 (larger Flash) family members. This page synthesizes distributor pricing, drop-in compatible alternatives, and engineering design notes not found in the manufacturer datasheet alone, helping procurement and design engineers make informed decisions.

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PIC16F721-I/P - 8-bit MCU, 7KB Flash, 20-Pin PDIP | Microchip
PIC16F721-I/P

PIC16F721-I/P - 8-bit MCU, 7KB Flash, 20-Pin PDIP | Microchip

The Microchip Technology PIC16F721-I/P is an 8-bit PIC mid-range RISC flash microcontroller delivering 16 MIPS performance from a 16 MHz internal oscillator, packaged in a 20-pin PDIP (through-hole DIP) form factor. It integrates 7 KB of self read/write flash program memory with high-endurance flash (HEF) cells, 256 bytes of SRAM, and 128 bytes of non-volatile EEPROM-style data storage, operating across a 1.8 V to 5.5 V supply range with nanoWatt XLP ultra-low-power technology. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, and peripherals around an 8-bit data bus. The PIC16F721 belongs to the broader taxonomy of microcontroller -> embedded microcontroller -> flash MCU -> 8-bit RISC MCU -> semiconductor IC. Mid-range PIC16 devices use a 14-bit instruction word and 35 single-word instructions, allowing most instructions to execute in a single 200 ns instruction cycle at 20 MHz, which makes them easy to program yet powerful enough for consumer, industrial, and IoT edge applications. Key differentiating features include a 12-channel 10-bit ADC, two 8-bit timers (TMR0/TMR2), one 16-bit timer (TMR1), a CCP module for capture/compare/PWM, hardware I2C/SPI/EUSART (AUSART) peripherals, 25 mA source/sink I/O drive, and on-board power-on reset (POR) plus brown-out reset (BOR). The nanoWatt XLP sleep current is in the order of single-digit microamps, enabling multi-year battery life in duty-cycled sensor nodes. Architecturally the part uses a Harvard memory architecture with separate program and data buses plus an 8-level deep hardware stack, eliminating the need for software stack pointer management. The internal 16 MHz oscillator is factory-calibrated to within ±1% across voltage and temperature, removing the external crystal in most designs and reducing BOM cost. Typical applications include consumer white-goods control panels, low-cost remote controls, sensor conditioning front-ends, battery-powered HVAC transmitters, educational development kits, and replacement of legacy PIC16C/PIC16F parts in industrial machinery. The 18 I/O pins plus 12 ADC channels cover most small-signal acquisition tasks. Designers should choose the -I (industrial) grade when the operating temperature range must cover -40C to +85C; the -E grade extends to +125C for under-hood or lighting applications. Decouple VDD with 100 nF plus 10 uF bulk capacitance placed within 5 mm of the IC, and reserve the ICSP/ICD pins (RB6/RB7) with 4.7 kohm pull-ups for in-circuit programming. This page synthesizes distributor pricing, drop-in pin-compatible PIC16 alternatives, and practical design notes that go beyond the manufacturer datasheet to speed engineer selection and procurement.

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PIC16F721-I/SO - 8-Bit MCU, 7KB Flash, 16MHz, 20-SOIC | Microchip
PIC16F721-I/SO

PIC16F721-I/SO - 8-Bit MCU, 7KB Flash, 16MHz, 20-SOIC | Microchip

The Microchip Technology PIC16F721-I/SO is an 8-bit flash microcontroller from the PIC16 mid-range family, featuring a 16MHz internal oscillator, 7KB (4K x 14-word) self-read/write Flash program memory, 256 bytes of SRAM, and 128 bytes of non-volatile data storage. Housed in a 20-pin wide-body SOIC (300 mil) package, it operates across 1.8V to 5.5V supply and is rated for the industrial -40C to +85C temperature range. The part is qualified to Microchip's nanoWatt XLP extreme-low-power technology, delivering deep-sleep currents that enable years of operation from a single coin cell. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data bus and a RISC or CISC core, integrating CPU, non-volatile program memory, volatile SRAM, plus a configurable mix of timers, ADC, communication peripherals, and digital I/O in one package. Within the broader taxonomy, the PIC16F721 sits inside Microchip's mid-range PIC16 family, which targets cost-sensitive, deterministic, low-power embedded designs. It inherits the same MPLAB XC8 toolchain, ICD debugging, and hundreds of application notes as the rest of the PIC16 family, lowering development risk and tool cost for designers transitioning from older PIC16F or PIC12 devices. Key features include 18 digital I/O pins capable of 25mA source/sink current, a 12-channel 8-bit ADC, two 8-bit timers (TMR0/TMR2), one 16-bit timer (TMR1), one Capture/Compare/PWM (CCP) module, an 8-level hardware stack, and dedicated peripherals: MSSP for I2C/SPI and an enhanced USART (AUSART) for asynchronous/synchronous serial. A Watchdog Timer (WDT) with its own on-chip low-power oscillator, Power-on Reset (POR), and Brown-out Reset (BOR) round out the safety block. The 35-instruction RISC core executes instructions in 200ns at 20MHz, leaving ample headroom for state machines and protocol stacks. Typical applications include consumer white goods, HVAC fan controllers, low-cost sensor front-ends, USB-less IoT edge nodes, and battery-powered remote controls. Industrial segments such as instrumentation front panels, e-meter front-ends, and small appliance motor control benefit from its extended temperature grade, deterministic interrupt latency, and a robust peripheral set. The wide 1.8V-5.5V supply window allows direct attachment to single-cell Li-ion, two-cell AA, or 3.3V/5V rails without additional level shifting. When designing with the PIC16F721-I/SO, leave at least 3mm of copper between the SOIC body and the board edge, and keep all decoupling capacitors within 3mm of their respective VDD/VSS pins. The ICSP/ICD pins (ICSPCLK/ICSPDAT, typically RB6/RB7) must remain accessible for in-circuit programming and debugging in production boards.

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PIC16F721-I/SS - 8-Bit 16MHz MCU, 7KB Flash, 20-SSOP | Microchip
PIC16F721-I/SS

PIC16F721-I/SS - 8-Bit 16MHz MCU, 7KB Flash, 20-SSOP | Microchip

The Microchip Technology PIC16F721-I/SS is an 8-bit RISC microcontroller built on the PIC16 mid-range core, featuring 7KB (4K x 14 words) of self read/write Flash program memory, 256 bytes of SRAM, and 128 bytes of non-volatile data EEPROM. It runs at up to 16MHz instruction clock with 200ns instruction execution in a 20-pin SSOP package, and is qualified for industrial temperature range (-40C to +85C). An 8-bit PIC microcontroller is a compact, deterministic processor built on Microchip's RISC (Reduced Instruction Set Computer) architecture. Within the semiconductor hierarchy, PIC MCUs sit under the broader category of microcontrollers (MCUs), which themselves fall under microprocessors and computing ICs. The mid-range PIC16 family is one of the most widely deployed 8-bit MCU lines in the industry, used wherever low power, simple peripherals, and predictable interrupt latency matter more than raw compute. nanoWatt XLP technology extends battery life by reducing active and sleep currents, distinguishing the PIC16F721 from general-purpose 8-bit competitors. Key specifications include 18 I/O pins with 25mA source/sink current capability, two 8-bit timers (TMR0/TMR2) and one 16-bit timer (TMR1), a 12-channel 8-bit ADC, and serial interfaces including I2C, SPI, and AUSART (Enhanced USART). The device supports 2.0V to 5.5V operation and includes a CCP module for Capture/Compare/PWM, watchdog timer, power-on reset, and brown-out reset. The PIC16F721 uses a Harvard architecture with separate program and data buses, allowing simultaneous instruction fetch and data access. On-chip peripherals are mapped to a linear I/O space, and the mid-range core executes 35 single-word instructions with 8-level hardware stack. The internal 16MHz oscillator eliminates the need for an external crystal in cost-sensitive designs. Typical applications include consumer appliance controls, sensor node interfaces, battery-powered remote controls, LED lighting controllers, and low-cost industrial sensor conditioning. The combination of XLP nanoWatt technology and multiple timer/capture channels also suits metering and HVAC subsystems. When designing, derate total I/O source/sink to 200mA per port bank and 400mA per device to stay within absolute maximum ratings, and place the 0.1uF VDD decoupling capacitor within 5mm of the supply pin. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16F721T-I/ML - 8-bit 16MHz 7KB Flash MCU 20-QFN | Microchip
PIC16F721T-I/ML

PIC16F721T-I/ML - 8-bit 16MHz 7KB Flash MCU 20-QFN | Microchip

The Microchip Technology PIC16F721T-I/ML is an 8-bit PIC16F microcontroller with a 16MHz internal oscillator, 7KB (4K x 14) Flash program memory, and 256 bytes of SRAM, housed in a 20-pin QFN (4x4 mm) industrial-temperature package. It features 128 bytes of non-volatile data storage (HEF, High Endurance Flash), 18 general-purpose I/O pins with 25 mA source/sink capability, and a 12-channel 8-bit ADC for analog signal acquisition. An 8-bit microcontroller is a single-chip computer built around an 8-bit data path. The PIC16F721 uses Microchip's mid-range PIC (RISC) architecture with 35 single-word instructions and 8 hardware stack levels, executing most instructions in one instruction cycle. PIC MCUs sit in the hierarchy: 8-bit microcontroller -> microcontroller -> embedded processor -> semiconductor. They are favored for deterministic timing, low power consumption, and easy in-circuit programmability, making them well suited for cost-sensitive embedded control. Key differentiators include the integrated 16MHz internal oscillator that eliminates an external crystal, the nanoWatt XLP technology for ultra-low standby current, and the High Endurance Flash memory region that allows up to 100K writes for data logging. The 12-channel 8-bit ADC enables direct sensing of multiple analog signals, while the dedicated PWM/CCP module drives motors, LEDs, or power converters. A Brown-Out Reset (BOR) and Power-On Reset (POR) ensure reliable startup, and the Watchdog Timer (WDT) recovers the device from code lockups. Communication peripherals include I2C, SPI, and AUSART (asynchronous/synchronous UART) for master-slave or point-to-point links with sensors, memories, or other MCUs. The 2.5V to 5.5V supply range allows operation from a single Li-ion cell or a regulated 5V bus. The 20-QFN (4x4) package offers a small PCB footprint suitable for space-constrained designs such as wearable sensors, sensor nodes, and IoT edge devices. Typical applications include consumer appliance controls, LED lighting drivers, sensor hubs, and portable industrial monitoring. The device supports ICSP (In-Circuit Serial Programming) so firmware can be updated via two pins in production or in-field. The industrial -40C to +85C temperature range (suffix 'I') qualifies it for outdoor and factory-floor installations. This page consolidates distributor pricing, drop-in alternatives, and design notes that extend beyond the manufacturer datasheet to help engineers select and source this MCU efficiently.

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PIC16F721T-I/SO - 8-Bit MCU, 7KB Flash, 16MHz, 20-SOIC | Microchip
PIC16F721T-I/SO

PIC16F721T-I/SO - 8-Bit MCU, 7KB Flash, 16MHz, 20-SOIC | Microchip

The Microchip PIC16F721T-I/SO is an 8-bit PIC microcontroller built on Microchip's enhanced mid-range core with 35 instructions, offering 7KB (4K x 14) of self read/write Flash program memory and 256 bytes of SRAM in a 20-pin SOIC package supplied on tape and reel. It integrates a 16MHz internal oscillator, 128 bytes of non-volatile EEPROM data storage, and supports SPI, I²C, and AUSART serial communications for embedded peripherals. A microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, and peripheral interfaces. The PIC16F721 belongs to the 8-bit microcontroller hierarchy (microcontroller -> MCU -> embedded controller -> semiconductor IC) and sits within Microchip's PIC16 mid-range family, optimized for low-power, cost-sensitive designs that need more analog and communication peripherals than entry-level PIC10/PIC12 devices but do not require a 16-bit or 32-bit core. Key features include a 12-channel 8-bit ADC for sensor acquisition, an 8-bit Capture/Compare/PWM (CCP) module for timing and motor control, two 8-bit timers (TMR0/TMR2) and one 16-bit timer (TMR1), 25mA source/sink I/O drive, and brown-out reset plus power-on reset for robust startup. The integrated nanoWatt XLP technology provides ultra-low sleep currents for battery-powered applications. The device operates across 2.0V to 5.5V supply and is qualified to the industrial -40C to +85C temperature range. Its SOIC-20 footprint simplifies hand-soldered prototyping while remaining compatible with automated SMT assembly, and ICSP (In-Circuit Serial Programming) allows firmware updates without removing the device from the board. Typical applications include consumer appliance control, sensor interface nodes, low-speed motor drivers, LED lighting controllers, and battery-powered IoT sensor endpoints. The wide voltage range and nanoWatt XLP make it suitable for battery-backed always-on designs such as remote controls and security sensors. Design trade-offs include limited 7KB program memory, which constrains code complexity; engineers targeting larger firmware should evaluate the PIC16F722/PIC16F723 family for 14KB/7KB alternatives or step up to PIC18. Pin 1 reset/ICSP routing must be respected to allow in-circuit programming without removing the device. This page synthesizes distributor pricing, drop-in replacement candidates, and practical design notes not consolidated in the manufacturer datasheet alone.

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PIC16F721T-I/SS - 8-bit 16MHz 7KB Flash MCU | Microchip | 20-SSOP
PIC16F721T-I/SS

PIC16F721T-I/SS - 8-bit 16MHz 7KB Flash MCU | Microchip | 20-SSOP

The Microchip Technology PIC16F721T-I/SS is a low-power 8-bit PIC16F family flash microcontroller running at up to 16MHz instruction execution and housed in a 20-pin SSOP (5.30 mm) package on tape and reel. It integrates 7KB of self read/write flash program memory (4K x 14 words), 256 bytes of SRAM, and 128 bytes of non-volatile EEPROM data storage in a mid-range RISC architecture with 35 single-word instructions and 8 hardware stack levels. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory, RAM, peripherals, and I/O, designed to execute embedded firmware in standalone systems. Within the broader category tree, the PIC16F721 sits at microcontroller -> embedded processor -> integrated circuit -> semiconductor, and is part of Microchip's PIC16 mid-range family that targets cost-sensitive, deterministic 8-bit applications. The I/SS suffix encodes an industrial operating temperature range (-40C to +85C) and the SSOP surface-mount package, while the trailing T indicates tape-and-reel packaging for high-volume assembly. Key features include an internal 16MHz high-speed oscillator eliminating external crystals in many designs, a 12-channel 8-bit ADC, a CCP (Capture/Compare/PWM) module, AUSART, I2C and SPI serial peripherals, two 8-bit timers (TMR0/TMR2) and one 16-bit timer (TMR1), plus a watchdog timer, brown-out reset, and power-on reset for robust operation. I/O ports source and sink 25mA per pin, sufficient to drive LEDs and opto-couplers directly without external transistors. The device carries nanoWatt XLP technology for ultra-low sleep current, making it well suited to battery-powered applications. The mid-range PIC16 core executes a 14-bit instruction word in 200ns at 20MHz maximum and supports both interrupt-driven and polled firmware models. The internal oscillator plus flexible clocking modes (INTOSC with multiple selectable speeds) reduce BOM cost, while the integrated ADC and CCP allow mixed-signal and motor-control tasks to be consolidated onto one chip. ICSP (In-Circuit Serial Programming) allows firmware updates after PCB assembly. Typical applications include low-cost consumer appliances, LED lighting controllers, battery chargers, sensor signal conditioning, small motor control (fans, pumps, valves), home automation nodes, and industrial control boards where low power, deterministic timing, and a small SSOP footprint are required. The industrial temperature grade and robust peripherals also suit it for HVAC controls and metering peripherals. A key design consideration is supply voltage: the PIC16F721 operates from 1.8V to 5.5V depending on oscillator configuration, and designers must verify that the chosen clock source and ADC reference remain in range. Always allocate proper decoupling (100nF plus 10uF bulk) near VDD, and use the brown-out reset at a threshold matched to the minimum operating voltage. This page synthesizes verified distributor pricing, a curated set of pin-compatible drop-in alternatives, and practical design notes drawn from the manufacturer datasheet - information not assembled on any single distributor or manufacturer page.

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PIC16F722-E/ML - 20MHz 8-bit MCU 3.5KB Flash | Microchip
PIC16F722-E/ML

PIC16F722-E/ML - 20MHz 8-bit MCU 3.5KB Flash | Microchip

The Microchip Technology PIC16F722-E/ML is an 8-bit flash microcontroller in the PIC16 mid-range family, featuring 3.5 KB (2K x 14) of program Flash memory, 128 bytes of RAM, and 20 MHz CPU operation in a 28-pin UQFN package with exposed pad. The part operates across 2.0V to 5.5V supply and integrates nanoWatt XLP extreme-low-power technology for battery-powered designs. This variant is the "-E" extended-temperature grade rated from -40C to +125C. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (Flash/ROM), data memory (RAM), peripherals, and I/O on one die, executing instructions 8 bits at a time. Within Microchip's taxonomy, the PIC16F722 belongs to the mid-range PIC16 family -> 8-bit PIC microcontroller -> microcontroller -> embedded processor -> semiconductor. Mid-range PIC16 parts use a RISC Harvard architecture with 35 single-word instructions and 200 ns instruction execution at 20 MHz, balancing code density, deterministic interrupt response, and ease of development with MPLAB X and XC8. Key features of the PIC16F722-E/ML include 3.5 KB self-programmable Flash, 128 B RAM, up to 36 digital I/O pins (28-pin variant shares most peripherals), 11 channels of 8-bit ADC, two 8-bit timers plus one 16-bit timer, Enhanced CCP, USART, MSSP (I2C/SPI), 2x comparators, internal 16 MHz oscillator, and the nanoWatt XLP sleep current typically below 50 nA. The UQFN-28 (ML) package is a 5 x 5 mm body with 0.5 mm pitch and an exposed thermal pad for PCB heatsinking. Typical applications include low-power sensor nodes, mTouch capacitive touch interfaces, battery chargers, LED drivers, simple motor control, and consumer white goods. The 28-pin UQFN package suits space-constrained surface-mount assemblies where a small footprint and good thermal performance are required simultaneously. When designing, place decoupling capacitors as close as possible to VDD/VSS pairs and connect the exposed thermal pad to a continuous ground plane for thermal and electrical performance. Verify MPLAB X device support and pick the appropriate PIC16F722 header file before code generation. This page synthesizes distributor stock, parametric alternatives, and design guidance beyond the manufacturer datasheet to accelerate component selection.

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PIC16F722-E/SO - 8-Bit 20MHz 3.5KB Flash MCU | Microchip
PIC16F722-E/SO

PIC16F722-E/SO - 8-Bit 20MHz 3.5KB Flash MCU | Microchip

The Microchip Technology PIC16F722-E/SO is an 8-bit PIC® XLP™ microcontroller featuring 20 MHz CPU speed, 3.5 KB (2K x 14) of Flash program memory, and 28-pin SOIC wide-body packaging. The "E" suffix denotes the extended industrial temperature grade of -40°C to +125°C, suitable for harsh-environment embedded designs. It belongs to the PIC16F72X family, which combines nanoWatt XLP extreme-low-power technology with rich peripheral integration. What is an 8-bit Flash microcontroller? A microcontroller (MCU) is a single-chip computer containing a CPU, non-volatile program memory (Flash), volatile data memory (RAM), and integrated peripherals such as timers, ADC, communication interfaces, and I/O. The 8-bit designation refers to the data path width of the CPU. Within the broader taxonomy, PIC16F722 sits in the hierarchy: microcontroller -> embedded controller -> 8-bit MCU -> PIC16 mid-range -> PIC16F72X sub-family. nanoWatt XLP technology is Microchip's branding for sleep currents below 1 µA, enabling battery-powered applications measured in years rather than hours. Key features include 128 bytes of EEPROM data memory, 192 bytes of RAM, up to 25 mA source/sink per I/O pin, an internal 16 MHz high-precision oscillator, and 11 channels of 8-bit ADC. The device supports up to 36 digital I/O pins depending on package variant, plus 2 analog comparators, 2 capture/compare/PWM (CCP) modules, and an Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) for serial communication. Wide operating voltage from 1.8 V to 5.5 V supports both 3.3 V and 5 V system designs. Architecturally, the PIC16F722 uses Microchip's enhanced mid-range 14-bit instruction set with a hardware multiplier, 8-deep stack, and single-cycle instruction execution except for program branches. The nanoWatt XLP sleep modes (Run, Idle, Sleep, and several deep-sleep variants) drop quiescent current into the nanoamp range, making the part ideal for energy harvesting and IoT sensor nodes. Watchdog Timer with on-chip 128 kHz LFINTOSC and Brown-out Reset improve field reliability. Typical applications include battery-powered sensor nodes, consumer appliances, LED lighting controllers, low-end motor control, and industrial automation with extended temperature exposure. The wide VDD range and integrated peripherals remove the need for external ADC, supervisor, or EEPROM components. When designing with this device, note that the "E" temperature grade parts are not recommended for new designs where the "I" grade (-40°C to +85°C) suffices. Verify ICSP™ programming connector compatibility and ensure decoupling capacitors are placed within 4 mm of VDD pins. This page synthesizes distributor pricing, drop-in alternatives, and practical engineering notes not available in the standalone datasheet, providing a one-stop reference for component selection, BOM risk analysis, and PCB layout review.

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PIC16F722-E/SP - 8-bit 20MHz 3.5KB Flash MCU 28-SPDIP | Microchip
PIC16F722-E/SP

PIC16F722-E/SP - 8-bit 20MHz 3.5KB Flash MCU 28-SPDIP | Microchip

The Microchip PIC16F722-E/SP is a member of Microchip's PIC® XLP™ 16F family of 8-bit Flash microcontrollers featuring nanoWatt XLP extreme-low-power technology. The device integrates 3.5KB (2K x 14 words) of self-programmable Flash program memory, 128 bytes of RAM, and 256 bytes of EEPROM into a 28-pin SPDIP through-hole package. It executes instructions at 200 ns per instruction cycle from a 20 MHz internal or external oscillator, providing 10 MIPS of CPU throughput while drawing only nanoWatt-level sleep currents. An 8-bit MCU (microcontroller) is a single-chip computer integrating a CPU, non-volatile program memory (Flash/ROM), volatile data memory (RAM), EEPROM for persistent settings, and a rich set of peripherals (ADC, timers, comparators, communication ports) on one die. PIC microcontrollers use a RISC Harvard architecture with 35 single-word instructions, which simplifies firmware development and produces highly deterministic, low-jitter interrupt response suitable for real-time control. The 8-bit MCU category sits under microcontrollers in the embedded processor hierarchy and is widely used for cost-sensitive, low-power applications. Key features of the PIC16F722 include 11 analog channels of 8-bit ADC, two 8-bit timers plus one 16-bit timer, one Enhanced CCP module, two comparators, a Master Synchronous Serial Port (MSSP) supporting SPI and I²C, an Enhanced USART for RS-232/RS-485 links, and up to 25 mA source/sink capability on I/O pins for direct LED drive. Operating voltage spans 2.5 V to 5.5 V across the -40 °C to +125 °C extended automotive temperature range, qualified to AEC-Q100 Grade 1. The architecture uses a 14-bit instruction word with a hardware multiplier, allowing single-cycle 8 x 8 multiply operations for sensor scaling and digital filtering. nanoWatt XLP technology reduces sleep current to ~20 nA typical while preserving RAM contents and offering wake-on-change and ultra-low-power watchdog operation. Typical applications include home appliances, white goods, industrial automation sensors, automotive body and climate modules, low-power remote controls, battery-powered IoT sensor nodes, LED lighting controllers, and consumer electronics front panels. The wide operating voltage and AEC-Q100 qualification also suit 12 V automotive subsystems. When designing with this part, place a 100 nF decoupling capacitor within 5 mm of each VDD/AVDD pin and a 10 µF bulk capacitor at the regulator output. Unused ADC inputs should be tied to VSS or a defined voltage to minimize current leakage. The MSSP and Enhanced USART modules each require firmware configuration of pin direction via the TRIS registers before use. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes not found in the standalone manufacturer datasheet, providing engineering decision context that goes beyond the data sheet itself.

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PIC16F722-I/ML - 20MHz 8-bit MCU, 3.5KB Flash, 28-QFN | Microchip
PIC16F722-I/ML

PIC16F722-I/ML - 20MHz 8-bit MCU, 3.5KB Flash, 28-QFN | Microchip

The Microchip Technology PIC16F722-I/ML is a 20 MHz 8-bit PIC16F family flash microcontroller with 3.5 KB (2K x 14) program memory, packaged in a 28-pin QFN (6x6 mm). The "I" suffix denotes the industrial operating temperature range of -40C to +85C, and "ML" identifies the QFN-28 surface-mount package. Background: An 8-bit microcontroller (MCU) is a single-chip computer integrating a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), digital I/O, and on-chip peripherals such as timers, ADC, and communication modules. PIC MCUs sit in the broader hierarchy: microcontroller -> embedded processor -> semiconductor IC. The PIC16F family uses a RISC architecture with only 35 single-word instructions, which simplifies firmware development and accelerates time-to-market for cost-constrained embedded products. Key features include nanoWatt XLP extreme-low-power technology for battery-friendly designs, an integrated 8-bit A/D converter with up to 14 channels, two PWM/CCP modules, AUSART (enhanced USART), and SPI/I2C peripherals. The wide 2.5 V to 5.5 V supply range supports both 3.3 V and 5 V designs, while internal oscillator options (up to 16 MHz HFINTOSC plus 31 kHz LFINTOSC) can eliminate an external crystal in many applications. Technical depth: The PIC16F722 employs a Harvard RISC architecture with separate program and data buses, allowing instruction fetch and operand access in a single 200 ns instruction cycle at 20 MHz. The 3.5 KB Flash supports self-programming, and the integrated 128-byte EEPROM eases non-volatile data storage. The XLP sleep current is in the nanoampere range, enabling years of operation from a single coin cell in duty-cycled applications. Typical applications include consumer electronics, low-power remote sensors, IoT edge nodes, small appliance controllers, and battery-powered handheld products. The 28-QFN (6x6 mm) footprint makes it suitable for space-constrained PCBs where 28-pin SOIC or SPDIP variants are too large. Design consideration: When migrating from the PIC16F722-I/SP or PIC16F722-I/SO to the /ML QFN variant, PCB designers must re-create the exposed-pad thermal land pattern and verify solder paste stencil apertures; the QFN package has no leads, only bottom-side contacts. Unique value: This page synthesizes cross-brand drop-in candidates, current distributor pricing, and practical design guidance not found on the manufacturer product page alone.

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PIC16F722-I/SO - 8-Bit 20MHz Flash MCU, 3.5KB Flash, 28-SOIC | Microchip
PIC16F722-I/SO

PIC16F722-I/SO - 8-Bit 20MHz Flash MCU, 3.5KB Flash, 28-SOIC | Microchip

The Microchip Technology PIC16F722-I/SO is an 8-bit PIC16 mid-range RISC flash microcontroller with 3.5 KB of program Flash memory (2K x 14 words), a 20 MHz maximum instruction clock and a 28-pin SOIC (SO-28) surface-mount package. It runs from a single 2.5 V to 5.5 V supply, integrates a 16 MHz internal oscillator, and is offered in the -I industrial temperature grade. An 8-bit microcontroller is a complete computing core on a single chip: CPU, program memory, data memory, peripherals and I/O in one package. The PIC16 mid-range family sits between the tiny baseline parts and the larger PIC18/enhanced mid-range devices. It executes 35 single-word instructions on a 200 ns instruction cycle, uses a hardware stack 8 levels deep, and pairs that simple core with the low-power nanoWatt XLP feature set for sleep, watchdog and clock gating. In the wider hierarchy it is a microcontroller, then an embedded processor, then an integrated circuit and semiconductor. Key features include on-chip Flash that can be programmed in-circuit, an internal 16 MHz oscillator that removes the need for an external crystal in most designs, and a peripheral set that includes I2C, SPI, AUSART (USART) and two CCP modules for capture, compare and PWM output. These features make it a compact controller for sensor nodes, actuator interfaces and small serial-bus systems without occupying a large PCB area. Architecturally the device uses a Harvard-style RISC core with separate program and data memory spaces, so instruction fetch and data access proceed in parallel. The mid-range core is intentionally simple: 35 instructions, 8 hardware stack levels and a 200 ns execution time, which simplifies timing analysis for control loops and keeps interrupt handling predictable for time-sensitive control tasks. Typical applications include industrial sensor and monitoring modules, low-power IoT and smart-home sensor nodes, battery-operated portable instruments, LED lighting and dimming controllers, small motor or relay control boards, and general-purpose serial-bridging or data-acquisition front ends where a UART, I2C and SPI are all needed on one part. The key design consideration is decoupling and clock planning: fit the specified input and output bypass capacitors close to VDD and VSS pins, and route the MCLR/VPP programming and reset line away from switching nodes. Because the core is a 3.5 KB Flash part, firmware size planning matters as well; code built around the XLP sleep modes can extend battery life dramatically compared with a busy-wait design. This page combines manufacturer and distributor documentation, drop-in replacement analysis for the same 28-pin SOIC footprint, side-by-side parameter comparison and practical layout guidance, giving engineers design context that a bare datasheet listing does not provide.

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PIC16F722-I/SP - 8-bit 20MHz 3.5KB Flash MCU | Microchip
PIC16F722-I/SP

PIC16F722-I/SP - 8-bit 20MHz 3.5KB Flash MCU | Microchip

The Microchip Technology PIC16F722-I/SP is an 8-bit PIC16 family flash microcontroller running at 20MHz with 3.5KB (2K x 14) of on-chip program memory, housed in a 28-pin SPDIP (SP) through-hole package. This part belongs to Microchip's nanoWatt XLP extreme-low-power MCU family and supports a wide 1.8V to 5.5V supply range, making it suitable for both battery-powered and 5V-regulated designs. An 8-bit Microcontroller Unit (MCU) is a single-chip computer that integrates a CPU, program memory, data RAM, timers, communication peripherals, and I/O pins. The PIC16F722 falls under the broader hierarchy of microcontroller -> embedded controller -> semiconductor IC, with the PIC16 mid-range core offering a RISC instruction set optimized for deterministic real-time response. The nanoWatt XLP technology enables quiescent currents in the microamp range, which is critical for always-on sensor and IoT edge nodes that must survive years on a single coin cell. Key features include 128 bytes of data RAM, 25 digital I/O lines, integrated 10-bit ADC, multiple timers, and the nanoWatt XLP sleep modes that drop supply current to sub-microamp levels. The device supports in-circuit serial programming (ICSP) through two dedicated pins, allowing firmware updates on fully assembled boards without desoldering. The PIC16F722 uses a Harvard-architecture PIC16 mid-range core with a 14-bit instruction word and 200ns minimum instruction cycle, providing responsive control loops for motor, lighting, and sensor applications. The 3.5KB Flash holds roughly 2K–3K lines of C or assembly code, sufficient for typical sensor hub, user interface, and small protocol bridge firmware. Master Clear Reset, Brown-Out Reset (BOR), and Power-On Reset (POR) are integrated. Typical applications include industrial sensor nodes, battery-powered remote controls, low-end consumer appliances, white-goods user interfaces, HVAC auxiliary controllers, and general-purpose 8-bit embedded logic replacements. The wide operating voltage and industrial temperature range also support automotive body electronics and outdoor-point-down fault detection modules. The '-I' suffix denotes the -40C to +85C industrial temperature grade. When designing with this MCU, allocate decoupling caps (100nF + 10uF) directly across VDD/VSS within 3mm of the pins and follow Microchip AN775 guidance on oscillator PCB layout to avoid EMI in noise-sensitive ADC measurements.

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PIC16F722-I/SS - 8-bit 20MHz MCU, 3.5KB Flash, 28-SSOP | Microchip
PIC16F722-I/SS

PIC16F722-I/SS - 8-bit 20MHz MCU, 3.5KB Flash, 28-SSOP | Microchip

The Microchip Technology PIC16F722-I/SS is an 8-bit PIC16F mid-range flash microcontroller running at up to 20 MHz instruction clock with 3.5 KB (2K x 14) of Flash program memory, packaged in a 28-pin Shrink Small Outline (SSOP). It belongs to Microchip's nanoWatt XLP extreme-low-power family, designed for battery-powered and always-on embedded systems where active and sleep current are critical. An 8-bit microcontroller (MCU) is a single-chip computer that integrates an 8-bit CPU, Flash program memory, RAM, EEPROM, and programmable peripherals into one device. Mid-range PIC16 MCUs use a RISC Harvard architecture with 35 single-word instructions, supporting 200 ns instruction execution at 20 MHz. They sit between 8-bit baseline (PIC10/12/16F) and 16-bit/32-bit MCU tiers in Microchip's portfolio. Key specifications include 128 bytes of data EEPROM and 192 bytes of RAM, up to 18 I/O pins, an internal 16 MHz oscillator (factory calibrated to +/-1%), an 8-channel 10-bit Analog-to-Digital Converter (ADC), multiple timers (Timer0, Timer1, Timer2), enhanced PWM/CCP modules, and a master synchronous serial port (MSSP) supporting SPI and I2C. The nanoWatt XLP technology delivers typical active current under 220 uA/MHz at 2V and sleep currents below 50 nA with watchdog disabled. The device operates from 2.5 V to 5.5 V across -40C to +85C industrial temperature and offers in-circuit serial programming (ICSP) plus in-circuit debugging via two programming/debug pins. Master Clear Reset, brown-out detection, and programmable code protection support production-grade reliability. Typical applications include ultra-low-power sensor nodes, remote controls, battery-backed instrumentation, household appliances, lighting controls, and IoT edge nodes. The 10-bit ADC and I2C/SPI peripherals make the part well suited to interfaces for sensors and small displays. Designers should route decoupling capacitors close to VDD/VSS pins, keep analog and digital ground returns short, and respect the ICSP pin layout if a debug header is needed. For engineering projects sourcing this part, distributors in the Site MPN list help builders quickly orient pin compatibility with -E and -A temperature siblings. This page aggregates datasheet values, distributor pricing, SSOP pinout, and verified drop-in alternatives not found in the manufacturer datasheet alone.

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PIC16F722A-E/ML - 8-Bit 20MHz MCU 3.5KB Flash | Microchip
PIC16F722A-E/ML

PIC16F722A-E/ML - 8-Bit 20MHz MCU 3.5KB Flash | Microchip

The Microchip Technology PIC16F722A-E/ML is an 8-bit PIC microcontroller featuring 3.5KB (2K x 14) of Flash program memory, 192 bytes of RAM, and 128 bytes of EEPROM, housed in a 28-pin QFN package (6x6 mm) with exposed pad. It operates from a 2.5V to 5.5V supply, supports up to 20 MHz clock speed, and integrates nanoWatt XLP extreme low-power technology plus mTouch capacitive touch peripherals. The part carries the -E temperature grade (-40C to +125C) and is qualified to AEC-Q100 standards for automotive use. An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path and Harvard architecture, integrating a CPU, Flash program memory, SRAM, EEPROM, timers, ADC, communication peripherals (UART/SPI/I2C), and general-purpose I/O into one package. 8-bit MCUs occupy the lower tier of the embedded hierarchy: microcontroller -> MCU -> microprocessor -> CPU, and are optimized for cost-sensitive, deterministic real-time control tasks rather than heavy DSP or graphics workloads. Key features of the PIC16F722A include 36 I/O pins (some shared with analog/digital peripherals), a 10-bit ADC with up to 14 channels, two 8-bit timers plus one 16-bit timer, enhanced PWM/ECCP module, and an internal low-dropout voltage regulator that requires an external VCAP stabilization capacitor. The mTouch peripheral supports capacitive touch sensing via dedicated charge time measurement unit (CTMU) hardware. The PIC16F722A uses Microchip's enhanced mid-range core with a single-cycle instruction set, providing deterministic interrupt latency and straightforward assembly or C development under MPLAB X IDE and XC8 compiler. XLP nanoWatt technology delivers sub-microamp sleep currents, making the device attractive for battery-powered or energy-harvesting systems. Typical applications include automotive body and interior modules, capacitive touch user interfaces for appliances and industrial controls, sensor conditioning nodes with on-chip ADC, low-power wireless sensor end-points, and general-purpose 8-bit replacements in legacy designs. The QFN-28 footprint also suits compact handheld products where PCB area is constrained. When designing with this device, ensure proper decoupling on VDD/VCAP pins and follow Microchip's recommended 4-layer PCB layout for the QFN exposed thermal pad. The internal LDO regulator requires a low-ESR capacitor on the VCAP pin; omitting it prevents the device from starting. This page synthesizes distributor pricing, drop-in compatible alternatives, and practical design notes not found in the manufacturer datasheet alone.

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PIC16F722A-E/SO - 8-Bit 20MHz 3.5KB Flash MCU | Microchip
PIC16F722A-E/SO

PIC16F722A-E/SO - 8-Bit 20MHz 3.5KB Flash MCU | Microchip

The Microchip PIC16F722A-E/SO is an 8-bit PIC16 RISC microcontroller with 3.5KB (2K x 14) Flash program memory, 128 bytes RAM, running at up to 20MHz, housed in a 28-pin SOIC wide-body package. It belongs to Microchip's XLP (eXtreme Low Power) family featuring nanoWatt XLP technology for ultra-low-power battery applications. An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data bus, integrating CPU, RAM, non-volatile program memory (Flash/ROM), and peripherals such as timers, ADC, communication interfaces, and I/O ports on one die. In the embedded system hierarchy, the PIC16F722A sits under: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor device. Within Microchip's portfolio, the PIC16F722A belongs to the mid-range PIC16 family, sitting between baseline PIC10/12/16 and enhanced mid-range PIC18, optimized for cost-sensitive, low-power applications. Key features include 20MHz maximum clock (200ns instruction cycle), 3.5KB Flash program memory, 128 bytes RAM, 11-channel 8-bit ADC, two 8-bit timers, one 16-bit timer, enhanced PWM module, and communication peripherals including I2C/SPI and USART (with EUSART for LIN support). The device operates from 1.8V to 5.5V supply, with the 'LF' variant extending down to 1.8V minimum for battery-powered designs. The 'E' suffix denotes the extended (-40C to +125C) industrial operating temperature range. The PIC16F722A uses a Harvard RISC architecture with a 14-bit instruction word, providing 35 single-word instructions, 200ns instruction execution, and direct/indirect/relative addressing modes. XLP nanoWatt technology delivers typical sleep currents below 100nA with retention, making it suitable for energy-harvesting and battery-backed applications where the MCU spends most of its life in sleep mode. Typical applications include consumer appliances, sensor nodes, battery-powered IoT endpoints, remote controls, LED lighting controllers, automotive body electronics (with PIC16F722A-E/QTP automotive grade), and small motor control loops. The wide 28-SOIC footprint supports hand-solderable prototyping and rework-friendly industrial modules. When designing, reserve pin 1 (VDD) and pin 28 (VSS) for stable power with 0.1uF ceramic bypass placed within 5mm of the pins. Configure unused I/O as outputs low to minimize current draw. Use the internal 16MHz HFINTOSC to save the cost of an external crystal when accuracy below +/- 2% is acceptable. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16F722A-E/SS - 8-bit MCU, 3.5KB Flash, 20MHz, SSOP-28 | Microchip
PIC16F722A-E/SS

PIC16F722A-E/SS - 8-bit MCU, 3.5KB Flash, 20MHz, SSOP-28 | Microchip

The Microchip PIC16F722A-E/SS is a 28-pin, 8-bit PIC16-family RISC flash microcontroller in a SSOP-28 (5.30 mm body) package, operating up to 20 MHz with 3.5 KB flash program memory and 128 bytes of SRAM. It belongs to Microchip's mid-range PIC16F/LF722A/723A family and ships in an extended-temperature (-40C to +125C) automotive-rated "E" grade. What is an 8-bit PIC microcontroller? A PIC (Peripheral Interface Controller) is a RISC-based, Harvard-architecture microcontroller where program and data memories are kept in separate buses, enabling one instruction fetch plus one data access per cycle. Within Microchip's portfolio, PIC16 sits between PIC10/12/16 baseline and PIC18/24 enhanced families, balancing cost, peripherals and code density. The PIC16F722A integrates nanoWatt XLP extreme-low-power technology, multiple oscillator options, and analog/digital peripherals needed for sensor and consumer embedded designs. Key features include 3.5 KB self-programmable flash, 128 bytes SRAM, an 8-channel 8-bit ADC, two 8-bit timers plus one 16-bit timer, enhanced PWM/Capture/Compare, a Master Synchronous Serial Port (MSSP) configurable for SPI or I2C (master/slave), an Enhanced USART (EUSART) with RS-485 support, and 25 general-purpose I/O pins. The device runs from 1.8 V to 5.5 V with full-speed operation to 20 MHz at 3.0 V and above, plus a low-power Fosc mode at 16 MHz down to 1.8 V. Architecture-wise, the PIC16F722A uses a 14-bit instruction word, 35 single-word instructions, two hardware stack levels, and indirect addressing via FSR registers. nanoWatt XLP provides multiple idle/sleep modes (DOZE, IDLE, SLEEP) with <50 nA typical current in sleep with watchdog disabled, making the part well suited to battery-powered designs. Typical uses include industrial sensor nodes, low-power remote controls, automotive body and interior ECUs, LED lighting controllers, and consumer appliances. The integrated MSSP (SPI/I2C) and EUSART simplify connection to EEPROMs, sensors, transceivers and HMI modules. The 8-bit ADC and comparator with FVR reference let the device digitize temperature, light or analog sensor signals without an external ADC. Design consideration: at 20 MHz from 5 V, supply current rises to several mA active, so reserve decoupling budget for the analog AVdd/AVss pair if the ADC is in use, and tie unused I/O to defined logic levels to minimize shoot-through current. This page synthesizes distributor pricing, drop-in 28-pin SSOP same-family alternates, and practical low-power design guidance not consolidated in the manufacturer datasheet.

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PIC16F722A-I/SO - 8-Bit MCU, 3.5KB Flash, 28-SOIC | Microchip
PIC16F722A-I/SO

PIC16F722A-I/SO - 8-Bit MCU, 3.5KB Flash, 28-SOIC | Microchip

The Microchip Technology PIC16F722A-I/SO is a 28-pin, 8-bit PIC microcontroller from the PIC16F722A/723A family, offering 3.5 KB of flash program memory (2K x 14 words), 128 bytes of SRAM, and 20 MHz CPU speed in a 28-pin SOIC (SO) wide-body package. It features the company's nanoWatt eXtreme Low Power (XLP) technology for ultra-low-power operation. An 8-bit microcontroller (MCU) is a small computer-on-a-chip containing a CPU, RAM, Flash program storage, and peripherals (UART, ADC, timers, I/O) on a single die. The PIC16F722A-I/SO belongs to the mid-range PIC16 family, which uses a RISC Harvard architecture with 35 single-word instructions and 200 ns instruction execution at 20 MHz. In a system's hierarchy, an MCU sits between simple logic ICs and full application processors, providing programmable control with on-chip peripherals. Key features of this part include 3.5 KB Flash program memory, 128 bytes SRAM, 25 I/O pins, an internal 16 MHz oscillator, a 10-bit ADC with up to 14 channels, two 8-bit timers plus one 16-bit timer, an Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART), and Master I2C/SPI interfaces. The wide supply voltage range of 1.8V to 5.5V and nanoWatt XLP technology allow standby currents below 100 nA typical. The device integrates an internal low-dropout voltage regulator with a VCAP pin requiring an external stabilization capacitor. The 28-SOIC wide-body package offers 0.3-inch row spacing and a thermal profile suitable for industrial temperature operation (-40C to +85C for the -I industrial grade). This makes the PIC16F722A-I/SO well suited for cost-sensitive industrial and consumer products where compact, low-power, programmable control is needed. Typical applications include battery-powered sensor nodes, home-automation controllers, low-power IoT endpoints, white goods user-interface control, motor-control loops (small DC/stepper), and LED lighting controllers. The ADC and PWM peripherals make it well suited to closed-loop analog control. Designers should note that the -I grade supports -40C to +85C operation; for -40C to +125C industrial or AEC-Q100 automotive applications, the -E grade or Q-grade variants are required. The internal LDO requires a decoupling capacitor on VCAP, and unused I/O should be configured as outputs to minimize quiescent current. This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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PIC16F722A-I/SP - 8-Bit 20MHz 3.5KB Flash MCU | Microchip
PIC16F722A-I/SP

PIC16F722A-I/SP - 8-Bit 20MHz 3.5KB Flash MCU | Microchip

The Microchip Technology PIC16F722A-I/SP is an 8-bit flash microcontroller in the PIC16F family with XLP (eXtreme Low Power) nanoWatt technology, delivered in a 28-pin SPDIP (SP) through-hole package. It integrates 3.5KB (2K x 14) of self-programmable flash program memory, 128 bytes of RAM, an enhanced mid-range 14-bit instruction set, and a 20MHz internal oscillator across an industrial-grade -40C to +85C operating range. What is an 8-bit flash microcontroller? An 8-bit flash microcontroller is a single-chip computer whose ALU and data bus are 8 bits wide and whose program memory is electrically erasable in-circuit (flash), enabling field updates without UV erasure. Within the broader hierarchy of microcontrollers (MCU -> 8-bit MCU -> PIC16 family -> mid-range enhanced core), the PIC16F722A sits in the entry-to-mid tier optimized for cost, low power, and small pin-count designs, sitting below 16-bit PIC24/dsPIC and 32-bit PIC32MX parts and above legacy 14-bit baseline PIC16C parts. Key features include nanoWatt XLP sleep currents as low as 20 nA typical, an integrated low-dropout voltage regulator requiring only an external VCAP capacitor, 11-channel 8-bit ADC, multiple timers, and support for mTouch capacitive touch sensing. The 28-pin SPDIP footprint is widely supported by hobbyist and industrial sockets, simplifying prototyping and field replacement. The PIC16F722A architecture combines a RISC-like Harvard bus with on-chip debug support and a 35-instruction set, executing most instructions in one instruction cycle (200 ns at 20 MHz). On-chip peripherals include PWM modules, comparators, USART, and an internal oscillator factory calibrated to within 1% across voltage and temperature, eliminating external crystals in many designs. Typical applications include consumer appliances, IoT sensor nodes, battery-powered handheld instruments, LED lighting controllers, and capacitive-touch user interfaces. Designers select this part when low sleep current, simple peripheral integration, and an established toolchain (MPLAB X IDE + XC8 compiler + PICkit programmer) outweigh the need for higher MIPS or larger flash. When designing, evaluate total power budget against XLP modes (sleep/doze/active), reserve a VCAP pin for the internal LDO stabilization capacitor, and verify ADC acquisition time against source impedance to avoid gain errors. For pin-compatible upgrades with more memory or peripherals, review the PIC16F723A (7KB flash) or PIC16F722 (original 3.5KB revision). This page synthesizes distributor pricing, drop-in alternatives in the same 28-SPDIP footprint, and practical design notes not consolidated in the manufacturer datasheet.

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PIC16F722AT-I/ML - 8-bit 20MHz MCU 3.5KB Flash | Microchip
PIC16F722AT-I/ML

PIC16F722AT-I/ML - 8-bit 20MHz MCU 3.5KB Flash | Microchip

The Microchip Technology PIC16F722AT-I/ML is an 8-bit PIC16 microcontroller built on the nanoWatt XLP (eXtreme Low Power) platform, integrating 3.5 KB (2K x 14) of self-programmable Flash program memory in a 28-pin QFN (6x6 mm) package. It executes instructions at up to 20 MHz from an internal or external oscillator and operates across a wide 2.5 V to 5.5 V supply range, suiting both 3.3 V and 5 V system rails. The automotive-grade "A" suffix and tape-and-reel "T" designation confirm it is qualified for AEC-Q100 environments and shipped on production reels for high-volume assembly. A microcontroller (MCU) is a single-chip computer containing a CPU core, program and data memory, peripherals, and I/O. The PIC16 family uses a RISC Harvard architecture with separate program and data buses, enabling single-cycle instruction execution. The 16F series is the mid-range tier in Microchip's portfolio: more capable than baseline 10F/12F parts, simpler than the 18F or dsPIC families, and optimized for cost-sensitive, power-aware embedded designs where deterministic real-time response matters. Key features include 128 bytes of EEPROM, 128 bytes of RAM, an enhanced 8-bit timer/counter with prescaler, a 16-bit timer with capture/compare/PWM, a 10-bit ADC with up to 11 channels, two 8-bit PWMs, and two comparators. The nanoWatt XLP technology delivers typical sleep currents below 100 nA, enabling multi-year battery life in sensor and metering nodes. A wide-array of communication peripherals (EUSART, MSSP for SPI/I2C) supports connection to sensors, displays, and wireless modules. Architecturally, the part uses a 14-bit instruction word and a 16-level hardware stack with interrupt-driven context save. On-chip in-circuit debug (ICD) and ICSP programming eliminate the need for external debug adapters beyond a 2-wire interface, accelerating development and field firmware updates. Typical applications include consumer appliances, low-power IoT sensor nodes, capacitive touch (mTouch) interfaces, battery chargers, white goods, lighting controls, and automotive body controllers. The wide operating temperature range (-40C to +85C for the I-grade) makes it equally viable for industrial HVAC, smart metering, and remote control designs. When designing with the PIC16F722A, allocate four pins for ICSP/ICD (VDD, VSS, ICSPCLK, ICSPDAT) and reserve a 4.7 kohm pull-up on MCLR unless disabled in configuration. For low-power operation, drive the microcontroller into sleep between events and use the WDT or interrupts to wake. This page combines current distributor inventory, drop-in same-package alternatives, and engineering design notes not consolidated in the manufacturer datasheet alone.

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PIC16F722AT-I/MV - 3.5KB Flash 8-bit MCU, UQFN-28 | Microchip
PIC16F722AT-I/MV

PIC16F722AT-I/MV - 3.5KB Flash 8-bit MCU, UQFN-28 | Microchip

The Microchip PIC16F722AT-I/MV is an 8-bit flash microcontroller in the PIC16F family, offering 3.5 KB of program Flash memory (2K x 14 words), 128 bytes of RAM, and a maximum CPU clock of 20 MHz. It is supplied in a 28-pin UQFN (4x4 mm) package with an exposed thermal pad, tape-and-reel packaged, and operates across a wide 1.8 V to 5.5 V supply range suitable for both 3.3 V and 5 V systems. An 8-bit microcontroller (MCU) is a small computer-on-a-chip combining a CPU, non-volatile program memory, RAM, and configurable peripherals in a single IC. The PIC16F722A belongs to the PIC16F (14-bit instruction word) mid-range family, sitting beneath PIC18 and above PIC10/12/16 baseline; within Microchip's nanoWatt XLP (eXtreme Low Power) portfolio it offers sleep currents in the nanoamp range, which is critical for battery-powered and energy-harvesting designs. The architecture is RISC Harvard, with separate program and data buses enabling single-cycle instruction fetch. Key features of the PIC16F722AT-I/MV include: 3.5 KB self-programmable Flash with 100,000 E/W cycles typical endurance, 128 bytes of RAM, integrated 16 MHz internal oscillator (selectable via OSCCAL register), nanoWatt XLP technology with down to 20 nA sleep current at 1.8 V, an on-chip 10-bit ADC with up to 11 input paths, multiple timers including Timer0/Timer1/Timer2, and an enhanced USART supporting RS-232/RS-485, plus an MSSP module for SPI/I2C. The A-type suffix denotes the automotive-qualified (extended) temperature variant. The part is built around a 14-bit instruction-word RISC core. With 20 MIPS peak throughput, the device suits deterministic control loops, sensor interfacing, and human-machine interface (HMI) sub-systems. Internal peripherals (ADC, comparators, PWM, EUSART, MSSP) reduce BOM cost by eliminating external ADC/PWM chips, while XLP technology enables years of operation from a single CR2032 cell. Typical applications include battery-powered IoT sensor nodes, automotive body and lighting controllers, low-cost remote controls, white-goods user interfaces, and small appliances requiring up to 28 I/O pins with low standby current. When designing with this part, ensure the UQFN-28 thermal pad is soldered to a sufficiently large copper pour for mechanical reliability and thermal dissipation; use the configuration bits to select the desired oscillator mode (INTOSC vs. external crystal). This page consolidates distributor pricing, drop-in alternatives within the same UQFN-28 footprint, and practical design notes not found in the manufacturer datasheet alone.

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