What is the Additional Feature ?

Name: UAF42AU
Brand: Texas Instruments
SKU: UAF42AU
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 UAF42AU

Part No.:: UAF42AU

Manufacturer:: Texas Instruments

Package:: 16-SOIC (0.295, 7.50mm Width)

Datasheet:: UAF42AU.pdf

Description:: IC FILTER 100KHZ UNIV 16SOIC

In Stock:: 3137

Quantity:: Add To Cart

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UAF42AU Specifications

Package/Case:
16-SOIC (0.295, 7.50mm Width)
Packaging:
Bulk,Tube
Series:
-
ProductStatus:
Active
FilterType:
Universal, Continuous-Time
Frequency-CutofforCenter:
100kHz
NumberofFilters:
3
FilterOrder:
-
Voltage-Supply:
±6V ~ 18V
MountingType:
Surface Mount

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UAF42AU information

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UAF42AU Typical application Circuitry

UAF42AU

The UAF42AU is a part of Texas Instruments' UAF42 series, known as a high-performance universal active filter. This filter is designed to operate as a bandpass, high-pass, or low-pass filter with a single external resistor change. The UAF42AU is highly valued in applications requiring precise and flexible signal filtering, such as in audio processing, data communication, instrumentation, and control systems.

1. Power Supply Connections: The UAF42AU requires a dual power supply, typically ±15V, connected to its V+ and V- pins. For the filter to function as intended, the power supply needs to be steady and well controlled. To reduce noise, decoupling capacitors should be employed close to the power supply pins.

2. Grounding: The ground (GND) pin of the UAF42AU should be connected to the system's ground. A solid ground connection is essential for the filter's performance, providing a reference for the internal circuitry.

3. Input Signal Connection: The signal input pin (IN) is where the input signal is applied. The input can be from various sources, such as a sensor or another stage of signal processing. Proper impedance matching is recommended for optimal performance.

4. Filter Configuration: The UAF42AU's unique feature is its configurability. The filter mode (low-pass, high-pass, band-pass) can be set using external resistors connected to the MODE pins. Additionally, the frequency of the filter is adjustable through external resistors and capacitors connected to the FREQ pins.

5. Output Signal: The output pin (OUT) provides the filtered signal. This output can be connected to subsequent stages in the signal processing chain or to an output device like a speaker or display.

6. Frequency Range Adjustments: External components connected to the FREQ ADJUST pin allow for fine-tuning of the filter's frequency response. This is useful for calibrating the filter in precision applications.

7. Bypass and Q Control: The UAF42AU offers a bypass feature (BP) and quality factor control (Q ADJUST). The bypass feature allows the signal to pass through without filtering, and the Q factor adjustment is used to control the resonance characteristics of the filter.

8. Thermal Management: The UAF42AU generally does not generate excessive heat but ensuring good ventilation and avoiding high-temperature environments can enhance reliability and longevity.

9. PCB Layout for Signal Integrity: Noise and interference on the PCB layout should be kept to a minimum, particularly when it comes to the input and output connections. Short and direct traces, along with shielding where necessary, can help maintain signal integrity.

In summary, integrating the UAF42AU into a circuit requires careful consideration of power supply connections, grounding, input signal handling, filter configuration through external components, output signal management, frequency adjustments, bypass and Q factor control, thermal management, and PCB layout for signal integrity. These considerations ensure that the UAF42AU functions effectively as a versatile and high-performance active filter in various signal processing applications.

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6. What is the process for return or replacement of UAF42AU?

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 UAF42AU we delivered, we will accept the replacement or return of the UAF42AU 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 UAF42AU.

(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