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Name: AD5290YRMZ10-R7
Brand: Analog Devices Inc.
SKU: AD5290YRMZ10-R7
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc. AD5290YRMZ10-R7

Part No.:: AD5290YRMZ10-R7

Manufacturer:: Analog Devices Inc.

Package:: 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)

Datasheet:: AD5290YRMZ10-R7.pdf

Description:: IC DGTL POT 10KOHM 256TAP 10MSOP

In Stock:: 2717

Quantity:: Add To Cart

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AD5290YRMZ10-R7 Typical application Circuitry

The AD5290YRMZ10-R7 is an integral component in the realm of electronic devices. Its functionality, applications, and features make it a cornerstone in specific circuits. Let's get to know this chip more intimately.

Chip Functionality of AD5290YRMZ10-R7

AD5290YRMZ10-R7 serves as a digitally controlled potentiometer (digipot). Its design allows it to mimic the analog operations of a mechanical potentiometer. However, instead of manual adjustments, it operates through digital commands.

Typical Applications of AD5290YRMZ10-R7

Considering its versatile nature, AD5290YRMZ10-R7 finds utility in a plethora of applications:

1. Adjustments for gain and offset.

2. Replacing mechanical potentiometers.

3. Calibration tasks in electronic products.

4. Acting as a feedback resistor in amplifying circuits.

5. Facilitating programmable voltage-to-current conversions.

Notable Features of AD5290YRMZ10-R7

- It boasts a 10-bit resolution, which translates to 1024 positions.

- The interface is SPI-compatible, allowing seamless communication.

- The chip can function on a supply voltage that ranges from ±2.25 V to ±2.75 V when used in dual supply mode or from +2.7 V to +5.5 V in single supply mode.

- The digipot offers a resistance option of 10 kΩ.

- Its design incorporates both zero-scale and full-scale wiper resistance.

Circuit Integration: Gain Adjustment in Amplifying Circuits

Imagine employing AD5290YRMZ10-R7 for adjusting the gain in an amplifying circuit:

1. Supply Management: Initiate by connecting an apt supply voltage to the VDD pin. If you're using a single supply, +5V is a good choice. The VSS pin should have a connection to the ground.

2. Establishing Digital Connections: A microcontroller or similar device with SPI compatibility should be interfaced with the AD5290YRMZ10-R7. Connections would involve linking the SDI, SDO, SCLK, and CS pins for data input, data output, clock signals, and chip selection, respectively.

3. Working with Potentiometer Terminals: The terminals A, W, and B act as the two extremities and the middle wiper of the potentiometer. In the context of an amplifying circuit, the A terminal connects to the amplifier's output. Meanwhile, the W terminal integrates with the inverting input of the amplifier. Lastly, the B terminal gets connected to the circuit's ground. This arrangement ensures that the feedback resistance, and by extension the gain, undergoes digital adjustments.

4. Ensuring Ground Connectivity: Establish a connection between the chip's GND pin and the common ground of the entire system.

Circuit Design Considerations:

1. Decoupling Essentials: Close proximity of decoupling capacitors to the VDD and VSS pins is paramount. This strategy curtails voltage inconsistencies and noise.

2. Digital Noise Reduction: It's crucial to ensure that digital noise doesn't corrupt the analog segment. Achieving this requires strategic grounding and, occasionally, partitioning on the PCB.

3. Anticipating Wiper Resistance: The wiper resistance isn't negligible. Its variance based on position might be the source of errors in precision-demanding applications.

4. Factoring in Endurance: The wiper's operational cycles aren't infinite. For setups requiring recurrent adjustments, considering the life cycle of the wiper is essential.

To encapsulate, the AD5290YRMZ10-R7 represents a digitized solution to traditional potentiometer challenges. Its efficient utilization promises precision, consistency, and adaptability in various electronic environments. Proper alignment with its specifications guarantees exemplary performance.

AD5290YRMZ10-R7 information

AD5290YRMZ10-R7 Specifications

Package/Case:
10-TFSOP, 10-MSOP (0.118, 3.00mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
Series:
-
ProductStatus:
Active
Taper:
Linear
Configuration:
Potentiometer
NumberofCircuits:
1
NumberofTaps:
256
Resistance(Ohms):
10k
Interface:
SPI
MemoryType:
Volatile
Voltage-Supply:
±15V, 30V
Features:
Cascade Pin
Tolerance:
±30%
TemperatureCoefficient(Typ):
35ppm/°C
MountingType:
Surface Mount
OperatingTemperature:
-40°C ~ 125°C

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6. What is the process for return or replacement of AD5290YRMZ10-R7?

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 AD5290YRMZ10-R7 we delivered, we will accept the replacement or return of the AD5290YRMZ10-R7 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 AD5290YRMZ10-R7.

(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