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Name: MAX7219CNG
Brand: Analog Devices Inc./Maxim Integrated
SKU: MAX7219CNG
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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Analog Devices Inc./Maxim Integrated MAX7219CNG

Part No.:: MAX7219CNG

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 24-DIP (0.300, 7.62mm)

Datasheet:: MAX7219CNG.pdf

Description:: IC DRVR 7 SEGMENT 8 DIGIT 24DIP

In Stock:: 3114

Quantity:: Add To Cart

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MAX7219CNG Specifications

Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
DisplayType:
LED
Configuration:
7 Segment + DP
Interface:
4-Wire Serial
DigitsorCharacters:
8 Digits
Current-Supply:
330 mA
Voltage-Supply:
4V ~ 5.5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

MAX7219CNG this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MAX7219CNG 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 MAX7219CNG 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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MAX7219CNG information

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MAX7219CNG Typical application Circuitry

MAX7219CNG

The common-cathode display driver MAX7219CNG is a small, serial input/output device. Its purpose is to operate and manage 64 individual LEDs, bar-graph displays, and 7-segment LED displays with up to 8 digits. The MAX7219CNG's capabilities to regulate and dim each LED separately, enable a serial interface, and lessen the need for extra components are some of its key advantages.

Application in Digital Clock Displays:

The MAX7219CNG is often used in digital clock displays, where it manages multiple 7-segment LED displays to show time.

1. Power Supply Connections: Connect the V+ pin (pin 19) of the MAX7219CNG to a 5V power supply. This supplies power to the chip. Additionally, connect a 10µF capacitor between the V+ pin and ground to stabilize the voltage supply.

2. Grounding the Chip: The GND pin (pin 4) of the MAX7219CNG should be connected to the system's ground.

3. Connecting the Display: Connect the DIG0-DIG7 pins (pins 1, 2, 6, 7, 20-23) of the MAX7219CNG to the common cathode pins of the 7-segment LED displays. Each pin controls one digit of the display.

4. Data Input and Output: Connect the DIN pin (pin 1) to the microcontroller's data output for sending data to the MAX7219CNG. Connect the DOUT pin (pin 24) to the DIN pin of the next MAX7219CNG chip if multiple chips are used.

5. Serial Interface Setup: Connect the LOAD (CS) pin (pin 12) and the CLK pin (pin 13) of the MAX7219CNG to the respective control and clock output pins on the microcontroller. This setup enables serial communication.

Essential Circuit Design Considerations:

When incorporating the MAX7219CNG into a digital clock display circuit, several key aspects should be considered:

1. Stable Power Supply: A stable power supply with appropriate filtering capacitors is crucial for the reliable operation of the MAX7219CNG.

2. Controlling LED Brightness: Integrate a resistor between the ISET pin (pin 18) and ground to set the current for the LEDs, thereby controlling their brightness.

3. Serial Communication Reliability: Ensure reliable serial communication between the microcontroller and the MAX7219CNG, especially if daisy-chaining multiple MAX7219CNG chips.

4. PCB Layout and Noise Minimization: Optimize the PCB layout to minimize noise and ensure short, direct connections to the LED display to prevent voltage drops and signal integrity issues.

In summary, the MAX7219CNG is highly effective in digital clock display applications, providing efficient control of 7-segment LED displays. Key considerations include ensuring a stable power supply, controlling LED brightness, maintaining reliable serial communication, and optimizing PCB layout for noise reduction, to fully utilize the capabilities of the MAX7219CNG in complex display systems.

MAX7219CNG FAQ

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3. Are the MAX7219CNG price and inventory displayed accurate?

The price and inventory of MAX7219CNG 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 MAX7219CNG?

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 MAX7219CNG we delivered, we will accept the replacement or return of the MAX7219CNG 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 MAX7219CNG.

(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