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Name: PIC16F876-20I/SO
Brand: Microchip Technology
SKU: PIC16F876-20I/SO
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology PIC16F876-20I/SO

Part No.:: PIC16F876-20I/SO

Manufacturer:: Microchip Technology

Package:: 28-SOIC (0.295", 7.50mm Width)

Datasheet:: PIC16F876-20I/SO.pdf

Description:: IC MCU 8BIT 14KB FLASH 28SOIC

In Stock:: 2723

Quantity:: Add To Cart

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PIC16F876-20I/SO Specifications

Package/Case:
28-SOIC (0.295", 7.50mm Width)
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:
Active
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:
I²C, SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
22
Core Processor:
PIC
Data Converters:
A/D 5x10b
Oscillator Type:
External
Program Memory Size:
14KB (8K x 14)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

PIC16F876-20I/SO this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PIC16F876-20I/SO 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 PIC16F876-20I/SO 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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PIC16F876-20I/SO information

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PIC16F876-20I/SO Typical application Circuitry

PIC16F876-20I SO

The PIC16F876-20I/SO is a microcontroller (MCU) developed by Microchip Technology. This versatile piece of silicon finds its home in a multitude of applications ranging from simple home appliances to more complex industrial machinery. Its design is based on Microchip's high-performance RISC architecture, offering a balanced compromise between computational power and power consumption.

Key Features of PIC16F876-20I/SO:

- Core: The core of the PIC16F876-20I/SO operates at a maximum frequency of 20MHz, providing robust processing capabilities for a variety of tasks.

- Memory: It has 14KB of flash memory, which is sufficient for storing complicated programs.

- I/O Pins: With 22 programmable I/O pins, the chip offers a flexible way to interface to peripherals like actuators and sensors.

- Analog to Digital Converter (ADC): Processing sensor data is made easier by an inbuilt 10-bit ADC, which converts analog signals into digital format.

- Communication Protocols: It supports multiple serial communication protocols, including I2C, SPI, and USART, enabling it to communicate with other microcontrollers, sensors, and peripheral devices.

Application Scenario: Temperature Monitoring System

One common application of the PIC16F876-20I/SO is in temperature monitoring systems. These systems are essential in settings like greenhouses and refrigerated storage where it's important to maintain a certain temperature range.

In-depth Circuit Diagram:

- Power Supply: The VDD pin (Pin 20) connects to a +5V power supply, while the VSS pin (Pin 19) connects to the ground. It's essential to ensure stable power to prevent resets or malfunctions.

- Temperature Sensor Interface: For the temperature sensor, an LM35 can be interfaced with one of the analog input pins, such as AN0 (Pin 2). The LM35's output voltage linearly correlates with temperature, which the PIC16F876-20I/SO can read through its ADC.

- LCD Display Connection: To display the temperature, an LCD can be connected to PORTB (Pins 33 to 40). This allows for real-time temperature readings to be shown.

- Programming Pins: For programming the PIC16F876-20I/SO, pins like MCLR/VPP (Pin 1), PGD (Pin 39), and PGC (Pin 40) are utilized. The MCLR/VPP pin is connected to the programmer for the master clear function and programming voltage. PGD and PGC serve as the program data and program clock connections, respectively, interfacing with the ICSP (In-Circuit Serial Programming) of the programmer.

- Oscillator Connection: An external crystal oscillator is connected to OSC1/CLKIN (Pin 9) and OSC2/CLKOUT (Pin 10) to provide the clock source. Capacitors are used to stabilize the oscillator frequency, ensuring accurate timing for ADC readings and peripheral communications.

Design Points to Remember:

A circuit designed with the PIC16F876-20I/SO must take into account a number of factors:

- Power Stability: Fluctuations in power supply can cause operational issues; thus, using capacitors near the power pins for decoupling is recommended.

- ADC Accuracy: The placement of the temperature sensor and the routing of its connection should minimize noise to ensure accurate ADC readings.

- Programming Accessibility: Ensure that the programming pins are easily accessible for updates and debugging.

- I/O Pin Protection: Protecting the I/O pins from overvoltage and current can prevent damage to the MCU. This can be achieved using resistors and diodes.

In conclusion, the PIC16F876-20I/SO microcontroller offers a versatile platform for developing embedded systems, with extensive support for various peripherals and communication protocols. By adhering to detailed connection guidelines and considering critical design factors, reliable and efficient systems, such as temperature monitoring solutions, can be developed to meet specific application needs.

PIC16F876-20I/SO FAQ

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3. Are the PIC16F876-20I/SO price and inventory displayed accurate?

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6. What is the process for return or replacement of PIC16F876-20I/SO?

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 PIC16F876-20I/SO we delivered, we will accept the replacement or return of the PIC16F876-20I/SO 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 PIC16F876-20I/SO.

(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