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Name: CD4049UBE
Brand: Texas Instruments
SKU: CD4049UBE
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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Texas Instruments CD4049UBE

Part No.:: CD4049UBE

Manufacturer:: Texas Instruments

Package:: 16-PDIP

Datasheet:: CD4049UBE.pdf

Description:: IC INVERTER 6CH 1-INP 16DIP

In Stock:: 1127

Quantity:: Add To Cart

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CD4049UBE Specifications

Packaging:
Tube
Series:
4000B
ProductStatus:
Active
LogicType:
Inverter
NumberofCircuits:
6
NumberofInputs:
1
Features:
-
Voltage-Supply:
3V ~ 18V
Current-Quiescent(Max):
4 µA
Current-OutputHighLow:
4.3mA, 24mA
LogicLevel-Low:
1V ~ 2.5V
LogicLevel-High:
4V ~ 12.5V
MaxPropagationDelay@VMaxCL:
50ns @ 15V, 50pF
OperatingTemperature:
-55°C ~ 125°C
MountingType:
Through Hole

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CD4049UBE information

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CD4049UBE Typical application Circuitry

CD4049UBE

The CD4049UBE is a versatile hex inverter buffer integrated circuit, primarily designed for signal inversion and buffering applications. It features six independent inverter circuits, making it suitable for a wide range of applications in digital and analog signal processing.

Applications

This chip is commonly used in logic level conversion, where it converts signals from one logic level to another, making it ideal for interfacing between different digital systems. It is also used in signal buffering, oscillator circuits, and wave-shaping applications.

Important Dimensions and Elements

- Voltage Range: Supports several signal levels by operating over a broad voltage range.

- High Sink and Source Current: This device is appropriate for driving LEDs and other high-current devices since it can drive high current loads.

- Low Power Consumption: Ensures efficient operation, particularly important in battery-powered applications.

- Hex Inverter Configuration: Contains six independent inverters, providing flexibility in circuit design.

Detailed Circuit Implementation: Logic Level Conversion

A common application of the CD4049UBE is in converting 5V TTL logic levels to 3.3V CMOS logic levels:

1. Power Supply Connection: Connect V_DD (pin 16) to the 3.3V supply and V_SS (pin 8) to the ground. This sets the operating voltage for the chip.

2. Input Connection: Connect the TTL input signal to one of the input pins of the CD4049UBE (e.g., pin 3 for the first inverter).

3. Output Connection: The corresponding output pin (e.g., pin 2 for the first inverter) will provide the inverted, level-shifted signal. Connect this to the CMOS device's input.

4. Input Pull-down Resistor: To ensure a defined logic level when the TTL input is floating, connect a pull-down resistor (e.g., 10kΩ) between the input pin and ground.

5. Output Pull-up Resistor: To convert the inverted output back to non-inverted, connect a pull-up resistor (e.g., 10kΩ) between the output pin and the 3.3V supply.

Design Considerations

- Signal Integrity: Use short traces and proper grounding to minimize signal degradation and noise interference.

- Power Supply Decoupling: Place a decoupling capacitor (e.g., 0.1µF) close to the V_DD and V_SS pins to stabilize the supply voltage.

- Thermal Management: Although the CD4049UBE does not generate significant heat, consider the thermal aspect in high-frequency or high-current applications.

- Input and Output Loading: Ensure that the input and output loads are within the chip's specifications to prevent signal distortion or chip damage.

By integrating the CD4049UBE into your circuit, you can effectively manage signal inversion and level conversion, enhancing the compatibility and functionality of your digital systems.

CD4049UBE FAQ

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6. What is the process for return or replacement of CD4049UBE?

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 CD4049UBE we delivered, we will accept the replacement or return of the CD4049UBE 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 CD4049UBE.

(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