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Name: PIC16F877A-I/LG
Brand: Microchip Technology
SKU: PIC16F877A-I/LG
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Microchip Technology PIC16F877A-I/LG

Part No.:: PIC16F877A-I/LG

Manufacturer:: Microchip Technology

Package:: 44-LCC (J-Lead)

Datasheet:: PIC16F877A-I/LG.pdf

Description:: IC MCU 8BIT 14KB FLASH 44PLCC

In Stock:: 3744

Quantity:: Add To Cart

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PIC16F877A-I/LG Specifications

Package/Case:
44-LCC (J-Lead)
Packaging:
Tube
Series:
PIC® 16F
RoHS:
RoHS
Speed:
20MHz
RAM Size:
368 x 8
Core Size:
8-Bit
EEPROM Size:
256 x 8
Part Status:
Obsolete
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:
I²C, SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
33
Core Processor:
PIC
Data Converters:
A/D 8x10b
Oscillator Type:
External
Program Memory Size:
14KB (8K x 14)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

PIC16F877A-I/LG this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PIC16F877A-I/LG price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for PIC16F877A-I/LG to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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PIC16F877A-I/LG information

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PIC16F877A-I/LG Typical application Circuitry

PIC16F877A-I LG

The PIC16F877A-I/LG is a microcontroller (MCU) produced by Microchip Technology, embodying a fusion of robust functionality and flexibility, making it an ideal core for a myriad of applications. This MCU is a part of the PIC16F family, which is celebrated for its ease of integration into both simple and complex electronic systems, including but not limited to automation projects, sensor networks, and intelligent control systems.

Core Features of PIC16F877A-I/LG:

- Operational Frequency: Capable of running up to 20MHz, the PIC16F877A-I/LG ensures swift execution of instructions, crucial for applications requiring real-time processing.

- Memory Allocation: It boasts 14KB of flash memory, facilitating the storage of sizable application codes and data.

- I/O Flexibility: With 33 I/O pins available, the MCU gives a wide range of peripherals significant connectivity choices.

- Analog-to-Digital Conversion: It is equipped with an 8-channel, 10-bit ADC, enabling accurate measurement of analog signals.

- Communication Protocols: Support for essential serial communication protocols like I2C, SPI, and USART allows the PIC16F877A-I/LG to communicate efficiently with other devices and peripherals.

Application Scenario: Environmental Monitoring System

An environmental monitoring system perfectly exemplifies the application of the PIC16F877A-I/LG, utilizing its analog and digital capabilities to monitor various environmental parameters such as temperature, humidity, and air quality.

Detailed Circuit Connection:

- Power Supply Configuration: Connect the VDD pin (Pin 32) to a +5V DC source, and VSS pin (Pin 31) to ground. To guarantee a steady power supply, decoupling capacitors must be used in close proximity to these pins.

- Temperature Sensor Connection: A digital temperature sensor, like the DS18B20, can be interfaced with the RA2 (Pin 17) pin for temperature measurements.

- Humidity Sensor Interface: For humidity measurements, an analog humidity sensor can be connected to one of the ADC pins, such as AN1 (Pin 3), to gauge the moisture level in the air.

- Air Quality Sensor: An air quality sensor providing analog output can be connected to another ADC pin, AN2 (Pin 5), for monitoring pollutants and overall air quality.

- ICSP Programming Pins: The MCLR (Pin 1), PGD (Pin 40), and PGC (Pin 39) pins are utilized to program the PIC16F877A-I/LG. These facilitate in-circuit serial programming, with MCLR serving as the master clear (reset) pin and PGD/PGC being crucial for data and clock signals during programming.

- LCD Display Interface: To display the environmental parameters, an LCD can be connected to PORTD (Pins 19 to 26), allowing for real-time data visualization.

Circuit Design Considerations:

Designing a circuit with the PIC16F877A-I/LG for an environmental monitoring system entails careful contemplation of several key aspects:

- Sensor Accuracy: Ensuring the sensors are calibrated and accurately reflect the environmental conditions to provide reliable data.

- Power Efficiency: Implementing power-saving modes and efficient circuit design is paramount for battery-operated or remote monitoring stations.

- Robustness: The system ought to be built to endure a range of external factors, such as changes in humidity and temperature.

- Ease of Maintenance: Providing easy access to programming and maintenance interfaces ensures that the system can be updated or repaired with minimal downtime.

- Scalability: Designing the system with scalability in mind allows for the addition of more sensors or integration into larger networks.

Utilizing the PIC16F877A-I/LG, developers can construct an advanced environmental monitoring system that leverages the MCU's analog and digital capabilities. This setup not only ensures accurate monitoring of environmental parameters but also offers the flexibility to expand or adapt the system to meet future requirements, demonstrating the PIC16F877A-I/LG's adaptability and robustness in complex applications.

PIC16F877A-I/LG FAQ

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3. Are the PIC16F877A-I/LG price and inventory displayed accurate?

The price and inventory of PIC16F877A-I/LG fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of PIC16F877A-I/LG?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PIC16F877A-I/LG we delivered, we will accept the replacement or return of the PIC16F877A-I/LG only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of PIC16F877A-I/LG.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations