PIC16F874AT-I/PT

Program Memory Type:	FLASH
Base Part Number:	PIC16F874A
Supplier Device Package:	44-TQFP (10x10)
Package / Case:	44-TQFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	External
Data Converters:	A/D 8x10b
Voltage - Supply (Vcc/Vdd):	4 V ~ 5.5 V
RAM Size:	192 x 8
EEPROM Size:	128 x 8
Series:	PIC® 16F
Program Memory Size:	7KB (4K x 14)
Number of I/O:	33
Peripherals:	Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:	I²C, SPI, UART/USART
Speed:	20MHz
Core Size:	8-Bit
Core Processor:	PIC
Part Status:	Active
Packaging:	Tape & Reel (TR)

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PIC16F874AT-I/PT is a family member inside the Microchip low-power 8-bit PIC16F877A microcontroller series. It uses a RISC architecture organized into four banks of 8K Flash program memory and 128 bytes of RAM, features an analog-to-digital converter, a high-speed oscillator, four high-performance 8-bit timers, and an extensive set of peripherals including 14-bit Enhanced Compare/Capture/PWM (ECCP) module. The PIC16F874AT-I/PT microcontroller is ideally used in applications such as industrial control, digital power supplies, motor control, energy metering, consumer electronics, home appliances and automotive systems. It offers several advantages compared to other microcontrollers such as superior performance and low power operation with minimal external components required. The PIC16F874AT-I/PT microcontroller features an enhanced 8-pin multi-vector interrupt system that can handle up to eight priority sources. This multi-vector routing of interrupt sources provides the ability to handle up to eight interrupts simultaneously without missing an interrupt request. The interrupt system also offers a vectored to a specific service routine based on the source of the interrupt within the program. This system provides a high degree of flexibility in handling multiple interrupt sources.The PIC16F874AT-I/PT microcontroller is also equipped with multiple Programmable Counter Array (PCA) modules that allow the user to create multi-function timer/counter systems. This provides a great flexibility to users when developing special applications such as motor control, frequency counter, counter/timer, pulse generation, and much more. The PCA modules are highly programmable and can be configured for a variety of operations such as pulse width modulation (PWM), capture and compare. The PIC16F874AT-I/PT microcontroller also features an on-board low-power oscillator, which provides an economically efficient way to provide clock signals for microcontroller operations. This low-power oscillator is ideal for applications where low power consumption and reduced system price is a priority.The PIC16F874AT-I/PT microcontroller, when combined with its wide range of integrated peripherals and features, can address a wide range of applications. With its low power consumption, small footprint and integrated peripherals, the PIC16F874AT-I/PT microcontroller can provide the perfect solution for a variety of applications including, but not limited to, automotive, industrial and consumer electronics.The PIC16F874AT-I/PT microcontroller works on an architecture known as reduced instruction set computer (RISC). Unlike other microcontrollers using the von Neumann architecture, such as the Intel 8086, the RISC architecture allows the microcontroller to access instructions and data from different memory sources simultaneously, read and execute instructions faster, use fewer instructions per program line, and use less power. This makes the microcontroller more efficient.The PIC16F874AT-I/PT microcontroller is designed for the most challenging embedded control applications, and it is perfect for applications that are resource-constrained or requiring an efficient implementation of complex algorithms. Its power saving design allows for extended battery life, and its low-power oscillator makes it ideal for applications in need of accurate timing or synchronization. Additionally, the wide range of integrated peripherals makes this microcontroller ideal for a variety of applications.The PIC16F874AT-I/PT microcontroller works on the principles of a single-word instruction set. This instruction set enables the microcontroller to execute a single instruction in each clock cycle, allowing it to fetch, decode, and execute all instructions within a single clock cycle. This allows the microcontroller to work at higher clock frequencies without compromising performance.The PIC16F874AT-I/PT microcontroller has a wide range of ROM and RAM, allowing it to execute large programs with no trade-offs in performance. With its ability to support multiprogramming, it can be used in applications that need to be run in parallel. Additionally, its wide range of interrupt sources and configurable PCA modules make it perfect for applications that need to handle multiple interrupts or require complex timing operations.The PIC16F874AT-I/PT microcontroller is perfect for a wide range of applications due to its superior flexibility, low-power operation, wide range of peripheral support, single-word instruction set, and efficient implementation of complex algorithms. Its features make it perfect for embedded control applications such as automotive, industrial, and consumer electronic devices. By combining the features of the PIC16F874AT-I/PT microcontroller with effective hardware and software design, users can develop the perfect embedded control solution for their specific application.

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