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Name: AT89C51RB2-3CSUM
Brand: Microchip Technology
SKU: AT89C51RB2-3CSUM
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Microchip Technology AT89C51RB2-3CSUM

Part No.:: AT89C51RB2-3CSUM

Manufacturer:: Microchip Technology

Package:: 40-DIP (0.600", 15.24mm)

Datasheet:: AT89C51RB2-3CSUM.pdf

Description:: IC MCU 8BIT 16KB FLASH 40PDIL

In Stock:: 2149

Quantity:: Add To Cart

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AT89C51RB2-3CSUM Specifications

Package/Case:
40-DIP (0.600", 15.24mm)
Packaging:
Tube
Series:
89C
RoHS:
RoHS
Speed:
60MHz
RAM Size:
1.25K x 8
Core Size:
8-Bit
EEPROM Size:
-
Part Status:
Active
Peripherals:
POR, PWM, WDT
Connectivity:
SPI, UART/USART
Mounting Type:
Through Hole
Number of I/O:
32
Core Processor:
80C51
Data Converters:
-
Oscillator Type:
External
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

AT89C51RB2-3CSUM this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AT89C51RB2-3CSUM 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 AT89C51RB2-3CSUM 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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AT89C51RB2-3CSUM information

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Basic introduction and simple engineering application of AT89C51RB2-3CSUM

AT89C51RB2-3CSUM is a microcontroller known for its robustness and ease of use, making it a popular choice for beginners and educational projects. It features an 8-bit CPU, flash memory, and various I/O ports.

Application Scenario:

In simple educational projects, this microcontroller can be used to create a basic digital thermometer that displays the temperature on an LCD screen.

Circuit Design:

To design a digital thermometer using AT89C51RB2-3CSUM, follow these steps:

1. Temperature Sensor Connection:

Connect a temperature sensor, such as an LM35, to one of the analog input pins of this microcontroller, such as pin P1.0. Ensure proper signal conditioning for accurate temperature measurement.

2. Output Control:

Connect an LCD display to the digital output pins of the microcontroller. Pins P2.0 to P2.7 can be used to send data to the LCD, while pins P3.0 and P3.1 can be used for control signals like RS and E.

3. User Interface:

Integrate buttons connected to GPIO pins like P3.2 and P3.3 for user input, such as changing the temperature unit from Celsius to Fahrenheit.

4. Power Management:

Ensure proper power supply to AT89C51RB2-3CSUM and connected peripherals. Use a voltage regulator to provide a stable 5V supply, and add decoupling capacitors to minimize noise.

5. Firmware Development:

Develop firmware to read the temperature from the sensor, process the data, and display it on the LCD. The firmware should also handle user input for unit conversion.

Experimental Steps:

1. Connect the LM35 temperature sensor to pin P1.0 of the microcontroller.

2. Interface the LCD with pins P2.0 to P2.7 for data and pins P3.0 and P3.1 for control.

3. Connect push buttons to pins P3.2 and P3.3 for user interface.

4. Power the circuit with a stable 5V supply and add decoupling capacitors near the power pins of AT89C51RB2-3CSUM.

5. Write and upload firmware that reads the sensor data, processes it, and updates the LCD display.

6. Test the system by varying the temperature and observing the changes on the LCD.

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6. What is the process for return or replacement of AT89C51RB2-3CSUM?

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 AT89C51RB2-3CSUM we delivered, we will accept the replacement or return of the AT89C51RB2-3CSUM 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 AT89C51RB2-3CSUM.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations