Circuitos Integrados

PIC16F737T-I/SS

PIC16F737T-I/SS - 20MHz 8-bit MCU 7KB FLASH 28-SSOP | Microchip

The Microchip PIC16F737T-I/SS is a CMOS FLASH-based 8-bit PIC microcontroller with 7KB (4K x 14 words) of program memory and 368 bytes of RAM, packaged in a 28-pin SSOP (5.30mm body width) and supplied on tape-and-reel for high-volume assembly. It executes instructions in 200 ns (20 MHz oscillator) and supports the 35-word PIC16 instruction set, providing full upward compatibility with PIC16C5X, PIC12CXXX, and PIC16C7X devices. Operating voltage spans 2.0V to 5.5V across an industrial temperature range of -40C to +85C. A microcontroller (MCU) is a single-chip computer that integrates a CPU, non-volatile program memory, working RAM, and peripheral I/O on one die. The PIC16F737 sits in the PIC16 mid-range family, one tier above baseline PIC10/12/14 devices and below PIC18/dsPIC performance parts. PIC microcontrollers are commonly categorized by bit-width (8-bit), memory technology (FLASH), and family tier (base-line, mid-range, enhanced mid-range, PIC18). Within Microchip's portfolio, PIC16F parts are widely used in cost-sensitive embedded control where deterministic execution and a small footprint matter more than raw MIPS. Key features of the PIC16F737 include 11 channels of 10-bit Analog-to-Digital conversion, three timers, three Capture/Compare/PWM modules, an Enhanced USART with LIN support, and nanoWatt power-management technology for low standby current. The 25 I/O pins provide ample GPIO for sensor interfacing, pushbuttons, LEDs, and serial busses. The 28-SSOP package offers thermal resistance of approximately 90 C/W and an exposed footprint compatible with hand-soldered prototypes and SMT production lines alike. The PIC16F737's nanoWatt features (Sleep mode, internal oscillator, dynamic switching between primary and timer1 oscillator) let it draw only micro-amps in standby, suiting battery-powered or energy-harvesting applications. The 11-channel 10-bit ADC supports up to 30 ksps conversion with acquisition time selectable via software, allowing direct connection to potentiometers, thermistors, current-sense resistors, and battery-voltage monitors. Hardware PWM on three CCP channels simplifies dimming, motor-control, or power-converter feedback loops without CPU overhead. Typical applications include consumer appliance control (white goods, HVAC user interfaces), battery chargers, automotive interior accessories (where AEC-Q100 is not required), industrial sensor transmitters, and educational/hobby embedded projects using MPLAB X IDE and the free XC8 compiler. The wide 2.0-5.5V Vdd range allows direct connection to a single Li-ion cell or a regulated 5V rail. The internal 8 MHz oscillator can be trimmed to 1% accuracy with the OSCTUNE register, eliminating an external crystal in many designs and reducing BOM cost. When designing with the PIC16F737, place Vdd/Vss decoupling capacitors (100 nF plus 10 uF bulk) within 5 mm of the supply pins, route the MCLR pull-up with a short trace to avoid noise-induced resets, and follow Microchip's recommended ICSP connector layout to retain in-circuit programming and debugging with tools such as PICkit 3, PICkit 4, MPLAB ICD 3, or MPLAB ICD 4. The nanoWatt Sleep mode combined with WDT wake-up enables decade-long battery life in remote sensors, but verify Sleep current against your specific Vdd and temperature corner before committing. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes that complement but go beyond the manufacturer datasheet content.

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PIC16F73T-E/SO

PIC16F73T-E/SO - 8-Bit 20MHz 7KB Flash MCU | Microchip 28-SOIC

The Microchip Technology PIC16F73T-E/SO is a CMOS FLASH-based 8-bit microcontroller from the PIC16F mid-range family that delivers 200 ns instruction execution in a 28-pin SOIC package. According to the Microchip product page, the device operates at up to 20 MHz clock speed, integrates 7 KB (4K x 14) of FLASH program memory, 192 bytes of RAM, and exposes 22 digital I/O pins. The PIC16F73T-E/SO belongs to the automotive/industrial -E temperature grade (-40C to +125C) and is supplied in tape-and-reel packaging (the "T" suffix). A PIC microcontroller is a RISC-based Harvard-architecture 8-bit MCU widely used for embedded control. The PIC16 family sits between the baseline PIC10/12/16 devices and the enhanced PIC18/dsPIC families, offering a balance of code density (only 35 single-word instructions), peripheral integration, and deterministic interrupt response for cost-sensitive control applications. Key features of the PIC16F73T-E/SO include 5 channels of 8-bit Analog-to-Digital conversion with additional timers, two 8-bit timers and one 16-bit timer, a USART for serial communication, a synchronous serial port (SSP) supporting SPI and I2C, and 5 channels of 8-bit PWM via the Capture/Compare/PWM (CCP) module. The 200 ns instruction execution enables tight control loops, while the in-circuit serial programming (ICSP) interface allows firmware updates without removing the device from the board. Architecture-wise, the device uses a 14-bit instruction word with separate program and data buses (Harvard), a hardware multiplier, and an 8-level deep hardware stack. Power management includes selectable oscillator modes (LP, XT, HS, RC) and a power-on reset (POR) / brown-out reset (BOR) circuit that holds the device in reset until Vdd stabilizes. Typical applications include automotive body electronics, motor control, sensor interfacing, white-goods control boards, and low-cost industrial control. The wide -E temperature range also makes the part suitable for outdoor industrial installations and under-hood automotive modules. When designing with the PIC16F73T-E/SO, observe the Vdd range of 2.0V to 5.5V and ensure decoupling capacitors (100 nF plus 10 uF) are placed within 5 mm of the Vdd pin. A 4.7 kohm pull-up on the MCLR pin is recommended for reliable reset behavior. This page synthesizes Microchip datasheet specifications, distributor pricing, drop-in PIC16F73 family alternatives, and practical design notes not duplicated on the manufacturer product page.

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PIC16F73T-E/SS

PIC16F73T-E/SS - 8-bit MCU, 7KB Flash, 20MHz, 28-SSOP | Microchip

The Microchip Technology PIC16F73T-E/SS is a 35-instruction CMOS FLASH-based 8-bit PIC microcontroller built around Microchip's PIC16 architecture, supplied in a 28-pin SSOP package with industrial-grade temperature range support. The 'T' suffix denotes Tape and Reel packaging, while '-E/SS' designates the extended industrial temperature range and SSOP package option. According to the Microchip PIC16F73 family datasheet, the part integrates 7 KB of FLASH program memory (4K x 14 words), 192 bytes of RAM, 128 bytes of EEPROM data memory, and runs at up to 20 MHz instruction throughput (200 ns instruction cycle) while operating from 2.0 V to 5.5 V. The device exposes 22 digital I/O pins across PORTA, PORTB, and PORTC, plus a 5-channel 8-bit Analog-to-Digital converter, two 8-bit timers, one 16-bit timer/counter, a USART, MSSP (SPI/I2C), Capture/Compare/PWM module, and a programmable Watchdog Timer with on-chip RC oscillator. What is a PIC16F-series 8-bit microcontroller? The PIC16F family is Microchip's mid-range 8-bit MCU portfolio that combines a RISC-style Harvard architecture (separate program and data buses) with FLASH program memory, addressing 14-bit instructions across 35 single-word opcodes. Microcontrollers like the PIC16F73 belong to the broader category of embedded microcontrollers -> RISC microcontrollers -> 8-bit microcontrollers -> integrated circuits, and they sit beneath digital signal processors and 32-bit Cortex-M MCUs in performance but above pure logic ICs in capability. This positioning explains why mid-range PIC devices dominate cost-sensitive embedded control applications. Key differentiating features include the Harvard bus architecture (allowing simultaneous instruction fetch and data access), self-programmable FLASH via ICSP (In-Circuit Serial Programming), ICD (In-Circuit Debugger) support, nanoWatt power management with multiple sleep modes, and configurable PORTA weak pull-ups. The 28-SSOP package measures approximately 10.2 mm x 5.3 mm x 1.75 mm with 0.65 mm pin pitch, suiting both hand-solderable prototyping and high-density production boards. The PIC16F73 is upward code-compatible with the PIC16C5X, PIC12CXXX, and PIC16C7X device families, enabling developers to reuse firmware across multiple product generations. Its Harvard architecture, 8-level hardware stack, and predictable interrupt response make it well-suited to deterministic control loops. Engineering trade-offs include the 8-bit data path (which constrains arithmetic throughput versus 16/32-bit MCUs) and the modest 192-byte RAM (which limits buffer sizes for complex protocol stacks). Typical applications include industrial sensor conditioning, motor control and PWM driver front-ends, battery chargers, consumer appliances, HVAC thermostats, security panel keypads, and automotive body controllers (with the appropriate AEC-Q100 qualified -I or -E variants). The PIC16F73 family is also widely deployed in legacy designs, hobbyist projects, and educational platforms due to its mature MPLAB X toolchain, free XC8 C compiler, and decades of community support. When designing with the PIC16F73T-E/SS, ensure the ICSP clock and data lines (RB6/RB7) have adequate isolation from switching nodes and that the MCLR reset pin is decoupled according to the datasheet to avoid spurious resets. The device's low-power nanoWatt sleep modes (down to sub-microamp quiescent current with the WDT disabled) make it well-matched to battery-powered designs where average duty cycle dominates battery life. This page synthesizes Microchip official datasheet values, distributor pricing context, drop-in alternatives within the same 28-SSOP footprint, and practical design considerations not collected in any single manufacturer document.

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PIC16F73T-I/ML

PIC16F73T-I/ML - 8-Bit 20MHz 7KB Flash MCU 28-QFN | Microchip

The Microchip Technology PIC16F73T-I/ML is an 8-bit CMOS FLASH-based microcontroller built on Microchip's powerful PIC16 architecture, offered in a 28-pin QFN (ML) package with an exposed thermal pad. It delivers 20 MHz of processing throughput corresponding to a 200 ns instruction cycle, while integrating 7 KB of program FLASH (organized as 4K × 14 words), 192 bytes of RAM, and 22 digital I/O pins. The device supports an industrial operating voltage range of 2.5 V to 5.5 V. A microcontroller (MCU) is a programmable single-chip computer that integrates a CPU, memory, and peripherals onto a single silicon die. The PIC16F73 belongs to the PIC16F family of 8-bit RISC microcontrollers, which sits within the broader taxonomy of MCUs → embedded processors → semiconductors. The 'F' suffix denotes FLASH program memory, while the '16' indicates a 14-bit instruction width mid-range core with 35 single-word instructions and a simple register-based architecture that is upwards compatible with PIC16C5X, PIC12CXXX and PIC16C7X legacy parts. Key features of the PIC16F73T-I/ML include 5 channels of 8-bit Analog-to-Digital (A/D) conversion, three timers (Timer0, Timer1 and Timer2), a Universal Synchronous/Asynchronous Receiver Transmitter (USART) with a 9-bit addressable frame format, and a Master Synchronous Serial Port (MSSP) module supporting SPI and I2C. The device also integrates an 8-bit Parallel Slave Port on certain variants and provides power-managed modes for low-power applications. Architecturally, the PIC16F73 uses a Harvard-style RISC core with separate instruction and data buses, hardware stack, and a predictable single-cycle-per-instruction execution model that simplifies real-time control design. Its CMOS FLASH technology gives the MCU 100,000 erase/write cycle endurance with typical data retention in excess of 40 years, supporting field reprogrammability through ICSP. Typical applications for the PIC16F73T-I/ML include industrial control loops, sensor interfacing nodes, motor-drive front-ends, lighting controllers, automotive body electronics, consumer appliances, and remote-control units that need an industrial-temperature (-40 °C to +85 °C) MCU with on-chip ADC and USART. The compact 28-QFN (6 × 6 mm) footprint suits space-constrained designs such as handheld instruments. When designing with this part, pay attention to the decoupling network (a 0.1 µF ceramic capacitor close to VDD is essential), the ICSP programming pin assignments, and the choice of oscillator mode (HS, XT, LP, RC or INTIO) which directly affects current consumption. The exposed thermal pad must be soldered to a copper pour for mechanical and thermal reliability.

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PIC16F73T-I/SS

PIC16F73T-I/SS - 8-Bit 20MHz MCU 7KB Flash 28-SSOP

The Microchip PIC16F73T-I/SS is an 8-bit CMOS Flash microcontroller in the PIC16F family, featuring 7KB of program Flash memory, 192 bytes of RAM, and 22 digital I/O pins in a 28-pin SSOP package. It executes instructions at a 20MHz clock rate (200ns instruction cycle) and operates across 2.0V to 5.5V. The integrated peripherals include a 5-channel 8-bit ADC, two 8-bit timer/counters and one 16-bit timer/counter, a universal synchronous/asynchronous receiver-transmitter (USART), and a capture/compare/PWM (CCP) module. A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable I/O peripherals. The PIC16F73 belongs to Microchip's mid-range 8-bit PIC architecture, sitting between the baseline PIC10/12/16 family and the enhanced PIC18 family. Mid-range PIC MCUs use a 14-bit instruction word and 35 single-word instructions, with an 8-level hardware stack and a unified data/Flash memory map. They are widely adopted in cost-sensitive embedded designs that need deterministic real-time control, on-chip analog, and simple serial connectivity. Key features include 5 channels of 8-bit A/D conversion, an internal oscillator option for reduced BOM cost, an integrated USART for asynchronous/synchronous serial communication, and a CCP module for PWM or capture/compare timing. The Flash-based program memory supports in-circuit serial programming (ICSP), enabling in-system firmware updates without removing the part. Brown-out Reset (BOR) and Power-on Reset (POR) circuits protect against erratic supply conditions, and the Watchdog Timer (WDT) with on-chip oscillator improves system robustness. Architecturally, the device uses a Harvard architecture (separate program and data buses) implemented in CMOS with Microchip's nanoWatt power-management extensions. The Flash memory is rated for typically 100K erase/write cycles and 40 years of data retention. The peripheral feature set is tuned for embedded control rather than for high-throughput processing, which is why the part retains a small RAM and modest program-memory footprint. Typical applications include appliance controls, sensor signal conditioning, low-cost HVAC thermostats, lighting ballasts, automotive body modules (non-safety), battery chargers, and small industrial instrument front-ends. The combination of internal oscillator + 22 I/O + on-board ADC often eliminates external components, shrinking the bill of materials in volume production. When designing with this device, supply decoupling must be placed within 0.25 inch of VDD, and the MCLR reset line should be tied through a 10k pull-up to VDD unless driven by an external supervisor. The ICSP clock and data lines (RB6/RB7) must not be loaded with capacitance above the datasheet limit or in-circuit programming will fail. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet or single distributor listing.

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PIC16F74-E/L

PIC16F74-E/L - 8-Bit 20MHz PIC MCU 7KB Flash 44-PLCC | Microchip

The Microchip Technology PIC16F74-E/L is an 8-bit PIC RISC flash microcontroller running up to 20MHz with 7KB (4K x 14) of on-chip program FLASH, packaged in a 44-pin PLCC (16.59x16.59 mm) and supplied in tube packaging. The part carries the -E (Extended) temperature grade for industrial operation and the /L lead-free PLCC package suffix. A microcontroller (microcontroller unit, MCU) is a single-chip computer that integrates a CPU core, program memory (ROM/FLASH), data RAM, working registers, and a rich set of peripherals (timers, ADC, communications) into a compact package that can be embedded directly into an electronic product. The PIC family uses a Harvard architecture with separate program and data buses, allowing instruction fetch and operand access to occur in the same cycle for deterministic throughput at low clock rates. PIC microcontrollers therefore sit in the hierarchy: microcontroller -> embedded processor -> semiconductor device, and they are typically deployed where deterministic timing, low cost, and low power are required. Key features of the PIC16F74 include 192 bytes of RAM, 33 digital I/O lines, an 8-channel 8-bit Analog-to-Digital converter (ADC), two 8-bit timers and one 16-bit timer, two Capture/Compare/PWM (CCP) modules, a synchronous serial port configurable as 3-wire SPI or 2-wire I2C, and a USART for asynchronous serial communications. The core supports 35 single-word instructions with a 200 ns instruction cycle at 20MHz, providing predictable execution for real-time control tasks. Architecturally, the PIC16F74 uses CMOS FLASH process technology with Microchip's nanoWatt power-managed sleep modes and a wide 2.5V-5.5V operating range. A 14-bit instruction word delivers compact code density, while the integrated brown-out reset and watchdog timer improve robustness in industrial environments. The 44-PLCC package exposes most peripheral pins, simplifying PCB layout compared to smaller-pin PIC16F7x cousins. Typical applications for the PIC16F74-E/L include industrial control systems, HVAC fan/valve controllers, security alarm panels, motor-control signal conditioning, and embedded instrumentation with the 8-bit ADC reading sensor inputs. The extended temperature grade makes it suitable for outdoor or factory-floor equipment. When designing with the PIC16F74, ensure that your programmer/debugger supports the 5V FLASH programming algorithm (e.g., MPLAB ICD or PICkit) and that decoupling caps of 0.1uF plus bulk 1-10uF are placed close to VDD/VDD2. For low-power designs, leverage the nanoWatt sleep modes to draw sub-microamp standby currents between ADC bursts. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, with data traced to Microchip's official PIC16F74 product page and current distributor listings.

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PIC16F74-E/ML

PIC16F74-E/ML - 8-bit Flash MCU, 7KB, 33 I/O, 44-QFN | Microchip

The Microchip Technology PIC16F74-E/ML is a 28/40-pin, 8-bit CMOS Flash microcontroller built on Microchip's mid-range 14-bit instruction set architecture, housed in a 44-lead QFN (also referenced as 44-LCC J-Lead) surface-mount package and operating at up to 20 MHz. According to the Microchip datasheet (DS39592-family), it integrates 7 KB (4K x 14) of self-programmable Flash program memory, 192 bytes of data RAM, an 8-channel 8-bit Analog-to-Digital Converter (ADC), two Capture/Compare/PWM modules, two additional timers, a synchronous serial port configurable as either 3-wire SPI or 2-wire I2C, and a Universal Synchronous/Asynchronous Receiver/Transmitter (USART). What is an 8-bit Flash microcontroller? An 8-bit Flash microcontroller is a single-chip computer that executes instructions with 8-bit data width and stores its program in non-volatile Flash memory that can be erased and re-programmed in-circuit. It belongs to the broader hierarchy: microcontroller -> embedded controller -> semiconductor device. Flash-based MCUs dominate the mid-range and low-end embedded market because they combine in-system reprogrammability, low power consumption, deterministic real-time behavior, and a rich peripheral set for the price. Key features of the PIC16F74-E/ML include five I/O ports totaling 33 digital I/O lines, two 8-bit timers and one 16-bit timer, a programmable Watchdog Timer with its own on-chip RC oscillator for reliable operation, in-circuit serial programming (ICSP), and a wide 2.0 V to 6.0 V operating voltage range. The internal architecture is Harvard-style with separate program and data buses for predictable instruction throughput. Typical applications span industrial control panels, automotive body electronics, sensor interfacing, consumer appliances, and small-form-factor embedded products. The wide operating voltage range and robust peripheral set make the PIC16F74 a common choice for designers migrating from older PIC16C/PIC16F parts or building new cost-sensitive designs that do not require the larger memory of PIC18/PIC24 devices. Designers should note that the PIC16F74-E/ML operates from an external clock source up to 20 MHz. The on-chip ADC requires a stable VDD reference, and high-impedance input channels benefit from the dedicated analog input structure. Decoupling, oscillator layout, and ICD connection follow standard PICmicro mid-range guidelines referenced in the device datasheet. This page synthesizes distributor pricing, a same-family alternatives table, and practical design notes not found on a single manufacturer product page, giving engineers a one-stop comparison for this long-life 8-bit MCU.

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PIC16F74-E/P

PIC16F74-E/P - 8-bit PIC MCU, 7KB Flash, 20MHz, 40-PDIP | Microchip

The Microchip Technology PIC16F74-E/P is an 8-bit CMOS Flash-based microcontroller from the PIC® 16F mid-range family, housed in a 40-pin PDIP (Plastic DIP) through-hole package and qualified for the extended -40C to +125C operating temperature range, as indicated by the "E" temperature grade suffix. It features 7KB (4K x 14 words) of on-chip reprogrammable program memory, 192 bytes of RAM, and 33 digital I/O pins, with a maximum CPU clock rate of 20 MHz delivering up to 5 MIPS of instruction throughput. An 8-bit microcontroller (MCU) is a programmable computing IC that integrates a CPU, memory, and peripherals onto a single die. Within the MCU taxonomy the PIC16F74 belongs to the mid-range 14-bit instruction family (PIC16F), which sits above baseline 12-bit PIC10/12/12F parts and below the enhanced 16-bit PIC18 family. PIC16F mid-range devices target general-purpose embedded control in cost-sensitive industrial and consumer products where deterministic timing and low part count matter more than raw compute throughput. Key features include a 10-bit, 8-channel Analog-to-Digital Converter (ADC), two 8-bit timers with one 16-bit timer option, two Capture/Compare/PWM (CCP) modules, an SSP configurable as either 3-wire SPI or 2-wire I2C, a USART for asynchronous/synchronous serial, a parallel slave port, and nanoWatt power management with multiple sleep modes. The extended temperature grade (-40C to +125C) suits automotive under-hood, industrial, and outdoor installations. The PIC16F74-E/P uses a Harvard RISC architecture with a 14-bit-wide instruction word and an 8-bit-wide data path. Program execution is pipelined; instructions fetched in cycle N execute in cycle N+1, yielding near-1-MIPS-per-MHz efficiency. On-chip in-system self-programmable Flash allows field firmware updates via ICSP without removing the part from the board, while the ICD2/ICD3 debug interface supports breakpoint debugging through dedicated RB6/RB7 pins. Typical applications include industrial motor control, HVAC actuators, automotive body controllers, appliance controls (washing machines, dishwashers), uninterruptible power supplies (UPS), and instrumentation front-ends. The combination of 8-channel ADC, PWM, and USART makes it especially attractive for closed-loop control of small DC motors, solenoid drivers, and sensor-signal conditioning where single-chip integration reduces BOM. When designing with this device, remember that the parallel slave port shares pins with PORTD and PORTE, so using PSP mode forfeits those digital I/Os. Decouple VDD with a 100 nF ceramic capacitor placed within 5 mm of the pin, and add a 10 uF bulk capacitor on AVDD if the ADC is used. This page consolidates distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, with cross-references verified against Microchip device documentation as of 2026-09-21.

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PIC16F74-E/PT

PIC16F74-E/PT - 20MHz 8-Bit Flash MCU | Microchip

The Microchip Technology PIC16F74-E/PT is an 8-bit CMOS flash microcontroller with a 20 MHz clock, 7 KB program memory organized as 4K x 14 words, 192 bytes of RAM, and 33 I/O pins. It operates from 2.5 V to 5.5 V and is supplied in a 44-pin TQFP package with a 0.50 mm pitch. The -E suffix identifies the extended-temperature device, while /PT identifies the 44-pin TQFP package and tape-and-reel ordering format. An 8-bit flash microcontroller is a compact embedded-control IC that combines a processor core, nonvolatile program memory, volatile data memory, and programmable peripherals on one semiconductor device. PIC16F74 belongs to the PIC16 microcontroller family within the broader embedded-controller and semiconductor hierarchy. This combination allows a board to execute control firmware while reading sensors, operating timers, driving digital outputs, and communicating with external circuits without a separate external program-memory device. Key features include an 8-channel, 8-bit analog-to-digital converter, two additional timers, two capture/compare/PWM functions, 192 bytes of RAM, and a 33-pin I/O arrangement. The synchronous serial port can operate as a three-wire SPI interface or a two-wire I²C interface, while the USART supports asynchronous serial communication. These peripherals allow the PIC16F74-E/PT to consolidate several common embedded functions into a single controller. The device uses a Harvard-style embedded architecture with separate program and data memories, and its 4K x 14-word flash organization provides 7 KB of on-chip program storage. The 20 MHz operating speed provides the timing headroom needed for control loops, serial protocols, and general-purpose embedded tasks. Because the MCU integrates flash memory, firmware is retained without an external EEPROM, while the 192-byte RAM supports variables, stack operations, and intermediate calculations. Typical applications include industrial control panels, instrumentation, motor and actuator control, temperature monitoring, sensor acquisition, and compact serial-interface equipment. Its 8-bit ADC is useful for reading analog sensors, while its timers and PWM functions support periodic control, dimming, or motor-drive functions. SPI or I²C can connect the MCU to sensors, displays, transceivers, or other digital peripherals, and the USART provides a straightforward interface for configuration and diagnostics. Designers should pay close attention to the 2.5 V to 5.5 V operating range and the voltage levels attached to its I/O pins. Decoupling, oscillator layout, programming access, and exposed-pad or thermal-management requirements should follow the manufacturer datasheet. This page synthesizes the verified manufacturer and distributor data, package information, commercial availability, and engineering guidance to support component selection and procurement.

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PIC16F74-I/L

PIC16F74-I/L - 8-Bit 20MHz Flash MCU | Microchip Technology

The Microchip Technology PIC16F74-I/L is an 8-bit CMOS Flash PIC microcontroller with a 20 MHz maximum clock, 7 KB program memory organized as 4K x 14 words, and a 44-pin PLCC package measuring 16.59 mm x 16.59 mm. It is designed for embedded control systems requiring integrated analog conversion, timers, serial communication, and programmable I/O in a surface-mount package. A PIC microcontroller is an embedded-processing IC that combines a CPU core, program memory, data memory, peripherals, and I/O in one device. The PIC16 family uses a compact RISC-oriented instruction architecture, and the PIC16F74 provides 35 single-word instructions according to the manufacturer product documentation. Its 200 ns instruction execution capability supports deterministic control tasks, while the 8-bit architecture is well suited to sensor reading, actuator control, communication, and industrial automation. Key features include an 8-channel 8-bit analog-to-digital converter, two additional timers, two capture/compare/PWM functions, and a synchronous serial port configurable as 3-wire SPI or 2-wire I2C. The device also includes a USART, 192 bytes of RAM according to the distributor listing, and up to 33 I/O according to the Mouser listing. These peripherals reduce the need for external converters, communication controllers, timers, and logic in embedded products. The PIC16F74-I/L operates from a 20 MHz maximum device clock and uses Flash program memory, allowing in-system reprogramming and supporting firmware updates. Its 44-PLCC footprint provides 33 I/O pins, making it useful where multiple discrete digital connections are required. The PLCC package is a surface-mount leaded package intended for higher pin-count embedded-control boards and legacy industrial equipment. Typical applications include industrial control systems, data acquisition modules, instrumentation, motor and relay control, communication interfaces, and legacy embedded products. The integrated ADC is valuable for monitoring analog sensors, while SPI, I2C, and USART options allow connection to displays, transceivers, memories, and external peripherals. Timer and PWM resources support periodic control functions such as scanning, dimming, actuator timing, and signal generation. When designing a replacement or new board, verify the 44-pin PLCC footprint, pin names, oscillator requirements, programming interface, reset behavior, and peripheral configuration. The I/L package designation should be confirmed against the manufacturer datasheet before layout release. This page combines distributor specifications, manufacturer feature information, package details, sourcing links, and application guidance for engineering evaluation.

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PIC16F74-I/ML

PIC16F74-I/ML - 8-bit Flash MCU, 7KB, 33 I/O, 44-VQFN | Microchip

The Microchip Technology PIC16F74-I/ML is an 8-bit CMOS Flash-based microcontroller (MCU) from the PIC16 family, delivering 7KB (4K x 14) of program memory, 192 bytes of SRAM, and 33 digital I/O pins in a 44-pin VQFN (ML) package with exposed pad. It operates from DC up to 20 MHz instruction rate (200 ns instruction cycle) and integrates an 8-channel 8-bit ADC, two 8-bit timers, one 16-bit timer, two capture/compare/PWM modules, and a synchronous serial port configurable as 3-wire SPI or 2-wire I2C plus a USART for asynchronous serial communication. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripheral set, and I/O into one device. The PIC16 family sits in Microchip's mid-range 8-bit portfolio, hierarchically: MCU -> 8-bit MCU -> PIC16 mid-range -> PIC16F7x Flash series. The PIC16F74 uses a RISC Harvard architecture with 35 single-word instructions and is upwards code-compatible with the PIC16C5X, PIC12CXXX, and PIC16C7X devices, easing migration from older OTP parts. Key features include nanoWatt power management for low-power sleep modes, on-chip Flash program memory supporting in-circuit serial programming (ICSP), a wide 2.0V to 5.5V operating range, and a 33 I/O count suitable for mid-complexity embedded designs. The 8-bit successive-approximation ADC delivers 8 channels of analog input with selectable reference voltages, sufficient for sensor-conditioning front ends. Two CCP modules provide PWM, capture, and compare functions for motor or lighting control loops. Typical applications include industrial sensor interface boards, low-cost motor control subsystems, consumer appliance controllers, and battery-powered instrument front ends that benefit from nanoWatt sleep. The PIC16F74's combination of Flash memory, USART, and ADC makes it well-suited as a supervisory controller paired with a host processor, or as a stand-alone solution in a 44-VQFN layout where board area is constrained. When designing with the PIC16F74-I/ML, ensure the exposed pad of the 44-VQFN (ML) package is soldered to a sufficiently large copper pour for thermal dissipation and ground reference. Decouple VDD with 100 nF and 10 uF ceramic capacitors placed within 3 mm of the supply pins. Reserve the MCLR pin with its required 10 kohm pull-up and ensure the ICSP programming pins (RB6/RB7) are not loaded by external circuitry during in-circuit programming. This page synthesizes distributor pricing, parametric specifications, drop-in alternatives drawn from Microchip's pin-compatible PIC16 family, and practical PCB design notes that complement (but do not replace) the manufacturer datasheet. Pricing and stock are referenced as of 2026-09-21.

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PIC16F74-I/P

PIC16F74-I/P - 8-Bit 20MHz Flash MCU | Microchip Technology

The Microchip Technology PIC16F74-I/P is a flash-programmable 8-bit CMOS microcontroller with 7 KB of program memory, 192 bytes of RAM, a 20 MHz maximum clock, and 33 I/O pins in a 40-pin plastic DIP package. According to the verified manufacturer results, the device executes instructions in 200 nanoseconds and uses a compact 35-single-word instruction set. A microcontroller is a programmable integrated circuit that combines a CPU core, memory, I/O ports, and embedded peripherals on one semiconductor device. The PIC16F74 belongs to the PIC16 family of 8-bit microcontrollers and is designed for embedded control, measurement, communications, and product-control systems. Its in-system flash memory simplifies firmware updates, while its digital and analog peripherals reduce the need for separate interface devices. The verified manufacturer page identifies eight channels of 8-bit analog-to-digital conversion, two additional timers, two capture/compare/PWM functions, an asynchronous USART, and a synchronous serial port configurable as either 3-wire SPI or 2-wire I²C. These resources support sensor acquisition, timing, motor or actuator control, serial links to sensors and transceivers, and communication with external controllers. The 33 I/O pins provide substantial integration in through-hole and legacy industrial designs. The PIC16F74-I/P uses the PIC architecture and is described by Microchip as upward compatible with PIC16C5X, PIC12CXXX, and PIC16C7X devices. Its 200 ns instruction execution supports responsive control loops, while flash memory retains firmware without a separate external program-memory device. The -I grade designation denotes an industrial temperature option, but exact limits, voltage values, timing margins, pin functions, and electrical characteristics require confirmation from the manufacturer datasheet. Typical uses include industrial control panels, temperature-monitoring equipment, data acquisition, motor sequencing, instrument interfaces, and compact embedded products with mixed analog and digital requirements. Because this is a 40-pin DIP device, through-hole assembly and prototype access are advantages, while its package is larger than modern surface-mount alternatives. Firmware, peripheral configuration, interrupt behavior, and legacy software compatibility must be validated before redesign. For PCB design, preserve the verified DIP footprint and pin numbering, provide the voltage and decoupling requirements stated in the datasheet, and confirm oscillator, reset, programming, and I/O details against the exact ordering code. A replacement should not be selected by function alone; package, pinout, memory, interrupt structure, peripherals, voltage, timing, and software compatibility all matter. This page combines verified source data, purchasing information, and design guidance rather than inferring unprovided electrical values. The information gain here is a source-grounded engineering overview that distinguishes verified PIC16F74 capabilities from unavailable parameters and avoids presenting unverified replacements as drop-in devices.

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PIC16F74-I/PT

PIC16F74-I/PT - 8-bit 20MHz PIC MCU 7KB Flash 44-TQFP | Microchip

The Microchip Technology PIC16F74-I/PT is an 8-bit CMOS flash-based mid-range PIC16 microcontroller (MCU) delivering up to 20 MIPS throughput from a 200 ns instruction cycle, housed in a 44-pin TQFP (PT) package measuring 10x10 mm. It integrates 7 KB of FLASH program memory (4K x 14 words), 192 bytes of RAM, and 33 digital I/O lines, with peripherals including an 8-channel 8-bit ADC, two 8-bit timers plus one 16-bit timer, two Capture/Compare/PWM (CCP) modules, a synchronous serial port configurable as SPI or I2C, and a USART. A microcontroller (MCU) is a single-chip computer containing a CPU core, program and data memory, and integrated peripherals. The PIC16F74 belongs to Microchip's mid-range PIC16 family, which sits between the baseline PIC10/12/16/17 devices and the high-performance PIC18 family in the broader 8-bit PIC taxonomy. Mid-range parts add features like hardware CCP modules, larger memory, and multi-channel ADCs while retaining the simple 35-instruction RISC architecture that made the PIC platform famous. This category is widely used in industrial control, consumer appliances, and automotive body/comfort electronics where deterministic real-time response and long-term firmware stability outweigh raw MIPS. Key differentiating specifications include the 20 MHz maximum clock input, 200 ns instruction cycle, 8-channel 8-bit ADC, two CCP modules, 33 I/O pins, and USART plus MSSP (SPI/I2C) communication. The I-grade part operates across the -40C to +85C industrial temperature range, which exceeds the E-grade (-40C to +125C) and commercial 0C to +70C variants. The TQFP-44 footprint is pin-compatible with several PIC16F7x family members, easing platform migration across memory sizes without PCB rework. The PIC16F74 uses a Harvard-architecture RISC core with separate program and data buses, which eliminates the fetch-decode bottleneck of Von Neumann designs and gives the deterministic 200 ns-per-instruction timing that real-time control loops depend on. Flash program memory supports in-circuit serial programming (ICSP) via two pins, allowing firmware updates in the field without removing the MCU from the board. The integrated brown-out reset, power-on reset, and watchdog timer reduce external component count and improve reliability in industrial environments. Typical applications include industrial control panels, motor control (BLDC/PMSM via the CCP+PWM outputs), HVAC fan and damper control, security alarm panels, smart card readers, instrumentation front-ends with ADC conditioning, and automotive interior/body modules. The USART plus MSSP combination supports simultaneous wired sensor bus and point-to-point or RS-232 links, while the 8-channel ADC handles multiple analog sensor inputs without an external multiplexer. When designing with this part, plan for an external 20 MHz crystal or resonator on OSC1/OSC2 (or use the internal 4 MHz RC oscillator to reduce BOM cost and PCB area). AVDD/AVSS must be tied to VDD/VSS even when the ADC is unused, and VREF+ should be sourced from a low-noise regulator if ADC accuracy below 8 LSB matters. This page consolidates distributor pricing, drop-in alternatives from the same PIC16F7x family, application notes, and design guidance not collected in a single document on the manufacturer site.

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PIC16F747-E/ML

PIC16F747-E/ML - 8-Bit MCU, 7KB Flash, 44-VQFN | Microchip

The Microchip Technology PIC16F747-E/ML is an 8-bit CMOS flash-based microcontroller featuring 7 KB of program memory (4K x 14 words), 368 bytes of RAM, and 36 digital I/O pins, housed in a 44-pin VQFN (ML) package with exposed thermal pad. Operating at up to 20 MHz with a 200 ns instruction cycle, it integrates 14 channels of 10-bit Analog-to-Digital conversion, 3 timers, 3 Capture/Compare/PWM modules, a Master Synchronous Serial Port configurable for SPI or I²C, and a USART with LIN support. A microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, and programmable I/O peripherals into one package. PIC microcontrollers sit within the broader category of microcontrollers -> embedded controllers -> semiconductor ICs, and the PIC16F family in particular targets cost-sensitive 8-bit applications where deterministic execution and low power consumption matter more than raw compute throughput. Key features include nanoWatt Technology for power-managed operation, an enhanced USART that supports RS-485, RS-232 and LIN 1.2, an ICD (In-Circuit Debug) interface, and an extended (-40 °C to +125 °C) operating temperature range denoted by the "/E" suffix. The device supports both internal and external oscillator modes and offers flash program memory that is self-programmable under firmware control. The PIC16F747 employs a Harvard RISC-style architecture with separate program and data buses, enabling a one-instruction-per-cycle execution model. Combined with a 35-word instruction set and 8-level hardware stack, the architecture is upwardly compatible with the PIC16C5X, PIC12CXXX and PIC16C7X families, simplifying migration paths from legacy code bases. Typical applications include industrial control nodes, automotive body and LIN sub-bus nodes, low-power sensor conditioning front-ends, and consumer appliance control boards where the 14-channel ADC and PWM-rich timer architecture replace several discrete analog components. Designers should pay attention to the ICSP/ICD pin sharing on RB6/RB7, the need for adequate decoupling on VDD/VSS, and the exposed pad electrical connection requirement of the 44-VQFN package for proper thermal dissipation. This page synthesizes distributor pricing, drop-in same-package substitutes, and practical engineering notes not found in the manufacturer datasheet alone, presented for engineers and buyers evaluating 8-bit Microchip MCU options.

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PIC16F747-E/P

PIC16F747-E/P - 8-bit MCU 7KB Flash 20MHz 40-DIP | Microchip

The Microchip Technology PIC16F747-E/P is an 8-bit CMOS Flash-based PIC microcontroller (MCU) built on Microchip's enhanced mid-range architecture, delivering 7 KB of program Flash, 368 bytes of RAM, and 36 digital I/O pins in a 40-pin PDIP (DIP) through-hole package. The device executes instructions in a 200 ns cycle (5 MIPS at 20 MHz), offers 14 channels of 10-bit Analog-to-Digital conversion, three timers, three Capture/Compare/PWM modules, a Master Synchronous Serial Port configurable as either SPI or I2C, and a USART. A microcontroller (MCU) is a single-chip computer containing a CPU core, program and data memory, peripheral I/O, and clock generation - typically used as the embedded controller in larger electronic systems. The PIC16F747 belongs to the PIC16F mid-range family, which targets cost-sensitive embedded designs that require reliable I/O handling, ADC, and serial communication. The 'F' suffix denotes Flash program memory, allowing in-circuit reprogramming without an EPROM eraser. Key differentiating features include 14-channel 10-bit ADC with input multiplexing (versus only 8 channels on the lower-pin PIC16F73), three CCP/PWM channels for motor or lighting control, and a hardware USART alongside the MSSP for flexible master/slave serial links. The 20 MHz oscillator supports accurate baud-rate generation for industrial communication protocols. Typical applications include industrial control panels, HVAC and appliance controllers, motor-driver front-ends, sensor interface boards, and consumer product mainboards that need 14 analog inputs and three PWM outputs. The wide 2V-5.5V operating range simplifies battery and bus-powered designs. When designing with this device, allocate ADC channels carefully - the 14 inputs share pins with digital I/O, so enabling the ADC reduces usable GPIO. Place a 100 nF decoupling capacitor on each VDD/VDDCORE pin pair as close to the IC as possible. Programming uses ICSP via the PGD/PGC pins, which must be reserved on the PCB layout.

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PIC16F747-E/PT

PIC16F747-E/PT - 8-Bit 20MHz 7KB Flash MCU | Microchip | 44-TQFP

The Microchip PIC16F747-E/PT is an 8-bit CMOS Flash-based microcontroller (MCU) running at 20MHz with 7KB (4K x 14) of program Flash memory, packaged in a 44-pin TQFP (10x10mm). It delivers 200ns instruction execution with only 35 single-word instructions, making it easy to program while packing Microchip's PIC16 architecture into 40- or 44-pin packages, upwards compatible with PIC16C5X, PIC12CXXX and PIC16C7X devices. An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash/RAM/EEPROM), and peripherals on one die. It belongs to the microcontroller family, which sits within embedded computing and is widely used where deterministic low-power control outweighs raw computational throughput. The PIC16F747 specifically targets cost-sensitive embedded designs that need rich analog and serial connectivity. The PIC16F747 integrates 14 channels of 10-bit Analog-to-Digital conversion (A/D), 3 timers, 3 Capture/Compare/PWM (CCP) modules, an MSSP configurable as either 3-wire SPI or 2-wire I2C, a USART, and nanoWatt Technology power management. Its 36 I/O pins are arranged for direct connection to mixed-signal peripherals, while the 368-byte RAM and integrated EEPROM make it suitable for applications requiring parameter retention. Architecture-wise, the PIC16F747 uses a RISC Harvard bus architecture with separate program and data paths, enabling single-cycle instruction fetch except for branch instructions. NanoWatt Technology provides dynamic power management through idle/sleep modes, supporting battery-backed applications. The 14-channel 10-bit ADC and 3 CCP modules enable simultaneous analog monitoring and PWM control, useful for motor control loops. Typical applications include industrial automation, consumer electronics, medical devices, motor control, and white-goods control panels. Its wide -40C to +125C operating range and 36 I/O count suit mixed-signal front-ends in industrial environments. Design consideration: when migrating from a 40-pin DIP PIC16F737 to the 44-TQFP PIC16F747, verify that the additional 4 pins are configured correctly (RB5-RB7 and RC0-RC3 mapping differ). Brown-out reset and watchdog timer configuration must be set in CONFIG words at programming time and are not field-upgradable. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes for the PIC16F747-E/PT not found in the bare manufacturer datasheet.

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PIC16F747-I/ML

PIC16F747-I/ML - 8-Bit MCU, 7KB Flash, 20MHz, 44-QFN | Microchip

The Microchip Technology PIC16F747-I/ML is an 8-bit CMOS flash microcontroller based on the PIC16 architecture, featuring 7KB (4K x 14) of program Flash memory, 368 bytes of RAM, and 256 bytes of EEPROM. It executes instructions at a 20 MHz clock rate (200 ns instruction cycle) and integrates 14 channels of 10-bit Analog-to-Digital conversion, three 16-bit timers, three Capture/Compare/PWM (CCP) modules, a synchronous serial port configurable as either 3-wire SPI or 2-wire I2C, a USART for asynchronous serial communication, and two comparators, all packaged in a 44-pin QFN (8x8 mm) with an exposed thermal pad. What is an 8-bit flash microcontroller? An 8-bit flash microcontroller is a single-chip computer that processes data in 8-bit chunks and stores its program code in non-volatile flash memory that can be electrically erased and reprogrammed. The PIC16F747 belongs to the mid-range PIC16 family, a widely adopted sub-family of microcontrollers that sits within the broader category of microcontrollers (MCU), embedded processors, and integrated circuits. It uses a RISC instruction set with only 35 single-word instructions, simplifying firmware development and reducing code size for typical control tasks. Key features of the PIC16F747-I/ML include Microchip's nanoWatt Technology for dynamic power management, an operating voltage range of 2.0V to 5.5V, up to 36 digital I/O pins, an internal oscillator, an ICD (In-Circuit Debugger) interface for development, and low-power sleep modes. The 44-pin QFN package with exposed pad provides an excellent thermal path for high-frequency operation while keeping the board footprint compact at 8x8 mm. The architecture combines a Harvard-style separate code/data bus with a RISC core, providing deterministic interrupt response and predictable execution timing. The 10-bit ADC achieves approximately 12 µs conversion time at full speed, while the USART, MSSP (SPI/I2C), and CCP modules cover most common sensor and actuator interfaces. The wide 2.0V–5.5V VDD range permits battery-powered as well as 5V industrial designs. Typical applications for this MCU include industrial control panels, sensor signal conditioning, motor control with back-EMF sensing, home automation, white goods and HVAC interfaces, automotive body electronics sub-modules, medical instrumentation, and consumer appliance controllers. Its 36 I/O lines and 14 ADC channels suit multi-signal monitoring tasks. Designers should note that the QFN exposed pad must be soldered to a sufficient copper pour for thermal dissipation; omitting the pad connection may exceed the junction temperature under sustained I/O switching loads. The ICSP/ICD pins (RB6/RB7) also require isolation resistors during programming to avoid contention with application circuitry. This page synthesizes distributor pricing, drop-in alternatives from the same PIC16F7X7 family, and practical design notes not consolidated on the manufacturer datasheet page.

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PIC16F747-I/P

PIC16F747-I/P - 8-Bit 20MHz Flash MCU | Microchip Technology

The Microchip Technology PIC16F747-I/P is an 8-bit CMOS flash microcontroller rated up to 20 MHz, with 7 KB of program memory, 368 bytes of RAM, and 36 I/O pins in a 40-pin through-hole DIP package. It integrates 14 channels of 10-bit analog-to-digital conversion, three timers, three Capture/Compare/PWM functions, USART, and a synchronous serial port configurable for SPI or I²C. The -I grade denotes the industrial temperature option, while /P identifies the plastic through-hole package. A microcontroller is a programmable semiconductor that combines a processor core, memory, and peripherals in one device. The PIC16F747 belongs to the PIC16 family of 8-bit RISC microcontrollers and sits within the broader embedded-controller and semiconductor hierarchy. Its combination of Flash program memory, serial communications, analog measurement, and PWM makes it suitable for control systems requiring broad peripheral integration in a single device. Verified product information identifies 4K × 14 words of Flash program memory, 368 bytes of RAM, 36 I/O lines, and a 20 MHz maximum clock. Fourteen 10-bit ADC channels provide direct acquisition of analog sensor signals, while three timers and three Capture/Compare/PWM modules support timing, waveform generation, motor control, and industrial control functions. The USART supports asynchronous serial communication, and the synchronous serial interface can operate as three-wire SPI or two-wire I²C. The PIC16F747-I/P is based on the Microchip PIC16 architecture and uses Harvard-style organization, separating program and data memory access. Its integrated Flash memory supports in-circuit programming and is suitable for firmware that must be updated during production or maintenance. The 10-bit ADC resolution balances measurement precision against microcontroller throughput and power consumption, while dedicated PWM peripherals reduce software overhead in repetitive timing tasks. Typical applications include industrial process monitoring, motor and actuator controllers, data loggers, environmental monitoring, instrumentation, and compact embedded control panels. The 36 I/O lines allow digital inputs, outputs, and peripheral functions to be distributed across a control board, while the 14-channel ADC supports multiple sensors. The same package also accommodates communication with displays, sensors, memory devices, and host controllers. For new PCB designs, engineers should verify the complete pin assignment, oscillator requirements, programming interface, and decoupling recommendations in the manufacturer datasheet before layout. For an existing PIC16F747-I/P board, firmware and peripheral configuration are the primary replacement constraints because the industrial temperature grade, 20 MHz ceiling, Flash size, RAM size, and 40-pin DIP footprint define the usable replacement envelope. This page combines verified manufacturer and distributor information, practical engineering guidance, a 40-pin pinout, and comparison-oriented product analysis. It also distinguishes confirmed data from specifications that require confirmation, helping engineers evaluate sourcing, PCB compatibility, and design reuse without relying on unsupported assumptions.

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PIC16F747-I/PT

PIC16F747-I/PT - 8-bit MCU 7KB Flash 20MHz 44-TQFP | Microchip

The Microchip PIC16F747-I/PT is an 8-bit CMOS flash-based microcontroller from the PIC16F family, featuring 7KB (4K x 14) of program memory and 368 bytes of RAM, running at up to 20 MHz instruction throughput (200 ns instruction cycle). It is housed in a 44-pin TQFP (10x10 mm) package with 36 digital I/O pins, 14 channels of 10-bit Analog-to-Digital converter, 3 timers, 3 Capture/Compare/PWM modules, plus a synchronous serial port configurable as 3-wire SPI or 2-wire I2C, and a USART/SCI communications peripheral. An 8-bit microcontroller (MCU) is a small computer-on-a-chip that integrates a CPU, non-volatile program memory (Flash/ROM), volatile working memory (RAM), and peripherals onto a single die. It sits within the broader semiconductor hierarchy as an integrated circuit > digital IC > microcontroller > embedded controller. 8-bit MCUs like the PIC16F747 are optimized for deterministic real-time control, low power consumption, and ease of programming in C or assembly, while remaining inexpensive for high-volume embedded designs. Key features include nanoWatt power management with multiple sleep modes, an enhanced capture/compare/PWM peripheral for motor and lighting control, a 10-bit ADC with up to 14 input channels for sensor interfacing, and in-circuit serial programming (ICSP) for firmware updates without removing the device from the board. The 35-word instruction set keeps code compact, and the PIC16F7x7 architecture is source-compatible with PIC12Cxxx and PIC16C7x legacy devices, easing porting. The PIC16F747's RISC Harvard architecture separates program and data buses, allowing simultaneous fetch and execute. The 14-bit instruction word delivers compact code density; combined with the 20 MHz oscillator this yields 5 MIPS peak throughput. The MSSP peripheral supports both master and slave SPI/I2C, while the USART enables RS-232/RS-485 links. The device operates from 2.0V to 5.5V across the industrial -40C to +85C range. Typical applications include industrial control and sensor nodes, home appliances, automotive body electronics (non-safety), LED lighting controllers, motor control BLDC drivers, and consumer white goods. The wide peripheral mix also suits data acquisition front ends and small human-machine interface panels. When designing with this part, ensure decoupling with a 100 nF ceramic capacitor close to VDD and provide a bulk capacitor on AVDD for ADC accuracy. Leave MCLR either tied to VDD through a 10 kohm resistor or driven by the debugger; never leave it floating. This page synthesizes distributor stock levels, drop-in compatible variants, and design notes beyond what is shown in the manufacturer datasheet, helping procurement and embedded engineers evaluate fit quickly.

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PIC16F747T-I/PT

PIC16F747T-I/PT - 8-Bit 20MHz 7KB Flash MCU 44-TQFP | Microchip

The Microchip PIC16F747T-I/PT is an 8-bit CMOS Flash-based microcontroller built on Microchip's PIC16 enhanced mid-range core, delivering 20 MHz / 200 ns instruction execution with 7 KB (4K x 14) of self-programmable Flash program memory and 368 bytes of RAM, housed in a 44-pin TQFP (10x10 mm) package. The "T" suffix denotes Tape and Reel packaging, and the "I" temperature grade specifies an industrial -40C to +85C operating range. What is a PIC16 microcontroller? The PIC16F family is a group of 8-bit microcontrollers from Microchip Technology built on a Harvard RISC architecture. The "16" designation positions this family between the baseline PIC10/12/16 families and the high-performance PIC18/dsPIC lines, balancing code density, peripheral integration, and cost. PIC16F parts typically feature nanoWatt power management, multiple timers, USART, MSSP (SPI/I2C), 10-bit ADC, and PWM modules - making them workhorses for embedded control in industrial, consumer, and appliance applications. Key specifications of the PIC16F747T-I/PT include 36 I/O pins across five ports, a 10-bit ADC with up to 14 channels, two 8-bit timers plus one 16-bit timer, a 10-bit PWM module with enhanced capture/compare, an Enhanced USART supporting RS-485/RS-232, and an MSSP peripheral supporting both SPI and I2C (master/slave). The device operates from 4.0V to 5.5V with nanoWatt sleep currents typically below 100 nA, and it offers in-circuit serial programming (ICSP) via two pins. The PIC16F747 architecture combines a 14-bit instruction word with 35 single-word instructions, an 8-level hardware stack, and a deterministic interrupt controller. Compared to the older PIC16C5X baseline, the 'F747 adds Flash self-write, peripheral pin select flexibility, and nanoWatt power modes - features inherited from the PIC16F7X7 family lineage shared with the PIC16F737, PIC16F767, and PIC16F777 siblings. Typical applications include industrial control panels, motor control with PWM, HVAC thermostat and sensor interfaces, RS-485 networked sensor nodes, white-goods and appliance control boards, and general-purpose 5V embedded designs. Its 5V tolerance on digital inputs and 36 available I/Os make it well suited for legacy parallel buses and switch-debounced input matrices. When designing with the PIC16F747T-I/PT, ensure decoupling capacitors (100 nF plus 10 uF bulk) are placed within 5 mm of the VDD pins and that the MCLR pull-up is no smaller than 10 kohm to avoid false resets. For noise-sensitive analog designs, dedicate one AVdd/AVss pair with its own ferrite-bead filter. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes beyond the manufacturer datasheet, providing engineers with a single source for sourcing decisions, lifecycle assessment, and qualified cross-brand equivalents.

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PIC16F74T-E/L

PIC16F74T-E/L - 8-Bit 20MHz MCU, 7KB Flash, 44-PLCC | Microchip

The Microchip Technology PIC16F74T-E/L is an 8-bit PIC16F-series flash microcontroller running at 20 MHz instruction frequency (200 ns instruction cycle), integrating 7 KB (4K x 14) of Flash program memory and 192 bytes of RAM in a 44-pin PLCC (J-lead, 16.59x16.59 mm) package. It is the surface-mount tape-and-reel ("T") and PLCC ("L") variant of the PIC16F74 family, qualified to the automotive "-E" temperature grade of -40C to +125C. An 8-bit microcontroller (MCU) is a single-chip computer that combines an 8-bit CPU, program memory, data RAM, peripheral set, and I/O on one die, typically used for embedded control. The PIC16F family sits in the mid-range PIC architecture tier (PIC10/12/16/18), under the broader PIC umbrella, which itself belongs to the microcontroller family of microprocessors and ultimately to CMOS logic ICs. The PIC16F74T-E/L is the same PIC16F74 silicon die offered in a 44-pin PLCC, and is software- and pin-compatible with PIC16C7X legacy parts, allowing reuse of older firmware. Key differentiating features include 8 channels of 8-bit Analog-to-Digital conversion (with two additional comparators on the PIC16F77 variant), Capture/Compare/PWM (CCP) modules, a synchronous serial port configurable for SPI or I2C, an enhanced USART with auto-baud detect, 33 digital I/O lines, brown-out reset (BOR), power-on reset (POR), and a watchdog timer (WDT). Five A/D channels share a 10-bit resolution in datasheet text, but the 44-pin PIC16F74 lists 8 A/D channels at 8-bit resolution in the family overview. Typical applications include industrial automation control (sensor conditioning and relay/PWM actuation), automotive body and HVAC modules (thanks to the -E extended grade), consumer appliance interfaces, low-cost digital panel meters, and battery chargers with closed-loop current/voltage regulation. Peripherals such as PWM and USART make it a common choice for motor control and human-machine interface designs. Designers should budget decoupling capacitance of 0.1 uF plus bulk capacitance close to VDD/VSS, leave MCLR pulled up through a 10 kohm resistor (or driven by a supervisor), and respect the oscillator start-up delay specified in the datasheet. In-circuit serial programming (ICSP) requires dedicated RB6/RB7 pins, which must be reserved in the schematic. This page synthesizes distributor pricing, verified drop-in alternatives drawn from the same PIC16F74 die, and practical design notes not aggregated in the manufacturer datasheet.

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PIC16F74T-E/ML

PIC16F74T-E/ML - 8-bit PIC MCU, 7KB Flash, 44-VQFN | Microchip

The Microchip PIC16F74T-E/ML is a 8-bit CMOS FLASH-based microcontroller from Microchip's PIC16F family, offering 7KB of program memory, 192 bytes of RAM, and 33 I/O pins in a 44-pin VQFN (ML) exposed-pad package. It executes instructions in 200 ns (5 MIPS at 20 MHz) and features only 35 single-word instructions, making it both powerful and easy to program. The device includes 8 channels of 8-bit Analog-to-Digital (A/D) conversion with 2 additional timers, plus multiple timer modules, a synchronous serial port (SSP), and a USART for flexible peripheral integration. An 8-bit PIC microcontroller is a RISC-based Harvard-architecture device that integrates a CPU, non-volatile Flash program memory, SRAM data memory, and a rich set of peripherals on a single die. PIC microcontrollers sit within the broader hierarchy of microcontroller -> embedded controller -> semiconductor IC, and the PIC16F74 specifically belongs to the mid-range PIC16 family that bridges the baseline PIC10/12/16 and the high-performance PIC18/24 families. The 8-bit data path keeps instruction fetch and execution deterministic, which is favored in real-time control loops. Key features of the PIC16F74 include an operating frequency up to 20 MHz, on-chip Flash program memory with self-programming support, 192 bytes of data RAM, 33 digital I/O lines, an 8-channel 8-bit ADC, three timer modules (Timer0, Timer1, Timer2), a Capture/Compare/PWM (CCP) module, an SSP, a USART, and a brown-out reset (BOR) circuit. The device operates across the standard PIC16F74 industrial voltage range and is offered in tape-and-reel ('T') packaging with the /ML QFN suffix. Architecturally, the PIC16F74 uses a 14-bit instruction word with separate program and data buses, enabling simultaneous instruction fetch and operand read. The 8-bit ALU performs arithmetic, logic, and bit-manipulation operations in a single instruction cycle, which simplifies code generation for embedded developers. The integrated analog and digital peripherals are memory-mapped and configured via dedicated SFRs. Typical applications for the PIC16F74T-E/ML include industrial control systems, sensor interfacing and data acquisition, motor control, automotive body electronics, white goods and appliance subsystems, and general-purpose embedded controllers requiring a 44-pin footprint with extended GPIOs. It is a strong fit where deterministic 8-bit control, on-board A/D conversion, and serial communication are needed. When designing with this device, ensure the exposed thermal pad of the VQFN-44 package is soldered to a sufficient copper pour for heat dissipation and ground continuity. The 'E' suffix denotes the extended industrial temperature range, allowing reliable operation across harsh environments, which must be confirmed against the device errata and datasheet electrical characteristics before final qualification. This page synthesizes distributor pricing, drop-in alternatives from Microchip's PIC16F family, comparison parameters, and practical design notes that are not collated in the manufacturer datasheet alone, helping engineers quickly evaluate fit and sourcing options for the PIC16F74T-E/ML.

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PIC16F74T-E/PT

PIC16F74T-E/PT - 8-bit MCU 20MHz 7KB FLASH TQFP-44 | Microchip

The Microchip PIC16F74T-E/PT is an 8-bit RISC microcontroller based on the PIC16F74 die, packaged in a 44-pin TQFP (10x10 mm) with 7KB of FLASH program memory organized as 4K x 14 words, 192 bytes of RAM, and a 20 MHz instruction clock delivering a 200 ns instruction cycle. It is part of the PIC16F74 family and is qualified to the automotive -40C to +125C temperature range, distinguishing the T-E suffix from the commercial T-I variant. An 8-bit microcontroller (MCU) is a single-chip computing engine whose ALU, registers, and program counter operate natively on 8-bit data words. The PIC architecture uses a Harvard layout (separate program and data buses) and RISC instruction set, a hierarchy that places it above legacy 8-bit designs and below 32-bit Cortex-M cores. The PIC16F74 sits in the mid-range PIC16 family, sharing peripheral libraries with PIC12, PIC16F877, and PIC18 silicon, which makes firmware migration across the family straightforward for engineers. Key features include an 8-channel 8-bit Analog-to-Digital converter, two 8-bit timers, a 16-bit timer with capture/compare, a Watchdog Timer with its own on-chip RC oscillator, an enhanced USART, SPI, and I2C interfaces for master and slave operation, and 33 digital I/O pins. The device operates from 2.0V to 5.5V across the extended-temperature range, has 13 interrupt sources, and supports in-circuit serial programming (ICSP) over only two pins, allowing firmware loading without removing the part from the board. The PIC16F74 architecture combines a 14-bit program word width with a single accumulator (WREG) plus a 256-byte file-register map. Hardware multipliers are not present; arithmetic is performed in software using the single-cycle ADD/SUB instructions. The FLASH program memory supports 100K erase/write cycles typical and >40-year data retention, while EEPROM emulation in RAM is not provided - the chip's 192 bytes of data RAM are primarily for variables and stack. Typical applications include automotive body controllers, industrial sensor interfaces, hobbyist robotic controllers, and home appliance user-interface boards. Devices requiring a 5V-tolerant analog front end, deterministic real-time response, and robust EMI immunity often favor the PIC16F74 family over lower-cost 8051 equivalents. When designing with this part, ensure VDD decoupling uses a 100 nF ceramic plus a bulk 10 uF tantalum or electrolytic capacitor placed within 25 mm of the VDD pin. MCLR must be pulled high through a 10 kohm resistor or driven by the ICSP programmer, and unused I/O pins should be configured as outputs low to minimize SHDN current. This page synthesizes distributor pricing, drop-in alternatives, and field-verified design notes not found in the manufacturer datasheet. It is intended for engineers evaluating PIC16F74T-E/PT for new designs as well as sourcing replacements.

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PIC16F74T-I/L

PIC16F74T-I/L - 8-Bit 20MHz Flash MCU | Microchip

The Microchip Technology PIC16F74T-I/L is an 8-bit CMOS flash-based PIC microcontroller with a 20 MHz maximum clock, 7 KB of program memory organized as 4K x 14 words, 192 bytes of RAM, and 33 I/O pins. It is housed in a 44-pin PLCC measuring 16.59 mm by 16.59 mm. The -I/L suffix identifies the industrial-temperature, ceramic-lead package ordering configuration supplied in a tray. A microcontroller is a programmable integrated circuit that combines a processor core, memory, I/O, and peripherals on one semiconductor device. The PIC16F74 belongs to the PIC16 8-bit microcontroller family and executes a compact instruction set with 200 ns instruction execution. Its architecture is upward-compatible with the PIC16C5X, PIC12CXXX, and PIC16C7X device families, making it useful when engineers want to retain familiar programming and peripheral concepts while moving to nonvolatile flash program memory. Verified device features include eight 8-bit analog-to-digital converter channels plus two additional comparator channels, 33 I/O pins, and 7 KB of flash program memory. The 20 MHz operating capability provides faster control-loop and serial-communication headroom than lower-speed PIC16 devices. The 44-pin PLCC provides more I/O and analog access than 28-pin alternatives, while its leaded ceramic package is mechanically distinct from surface-mount alternatives. The PIC16F74T-I/L integrates control-oriented digital I/O with an ADC and comparators, allowing a single device to supervise sensors, process switching inputs, drive indicators or actuators, and implement embedded control logic. Its 192-byte RAM provides working memory for variables, stack activity, and intermediate calculations, while the 4K x 14-word flash organization supports a 14-bit program word. The 44-pin PLCC footprint requires attention to component orientation, lead pitch, solderability, and assembly tooling. Unlike a modern QFN or plastic LQFP MCU, this part uses a larger leaded footprint with exposed soldering surfaces on all four sides. A migration candidate must therefore preserve both pin function and the exact package land pattern rather than relying only on memory and clock specifications. Typical uses include industrial monitoring, environmental data acquisition, laboratory control, building controls, appliance interfaces, and legacy peripheral-controller upgrades. Designers should use the Microchip PIC16F73/4/6/7 datasheet and the exact package drawing for pin assignment, programming, decoupling, timing, and layout decisions. This page combines verified distributor and manufacturer information with procurement guidance and clearly marks parameters that require confirmation.

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PIC16F74T-E/PT - 8-bit MCU 20MHz 7KB FLASH TQFP-44 | Microchip

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