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Name: AD7911ARMZ
Brand: Analog Devices Inc.
SKU: AD7911ARMZ
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. AD7911ARMZ

Part No.:: AD7911ARMZ

Manufacturer:: Analog Devices Inc.

Package:: 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Datasheet:: AD7911ARMZ.pdf

Description:: IC ADC 10BIT SAR 8MSOP

In Stock:: 2558

Quantity:: Add To Cart

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AD7911ARMZ Specifications

Packaging:
Bulk,Tube
Series:
-
Product Status:
Active
Number of Bits:
10
Sampling Rate(PerSecond):
250k
Number of Inputs:
2
Input Type:
Single Ended
Data Interface:
SPI, DSP
Configuration:
MUX-S/H-ADC
Ratio-S/H:ADC:
1:1
Number of A/D Converters:
1
Architecture:
SAR
Reference Type:
Supply
Voltage-Supply Analog:
2.35V ~ 5.25V
Voltage-Supply Digital:
2.35V ~ 5.25V
Features:
-
Operating Temperature:
-40°C ~ 85°C

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AD7911ARMZ information

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AD7911ARMZ Typical application Circuitry

AD7911ARMZ

The AD7911ARMZ is a compact, 10-bit analog-to-digital converter (ADC) with a high-speed serial interface, crafted for swift and precise data acquisition. It shines in scenarios like real-time sensor monitoring, portable medical devices, and energy-conscious embedded systems.

Distinctive Attributes:

1. Swift Conversion Capability: With a 10-bit resolution, the AD7911ARMZ is adept at capturing fast-changing signals.

2. Power-Efficient Design: Its low power draw is ideal for applications where energy conservation is key.

3. Flexible Power Supply: Operates on a single supply voltage ranging from 2.7V to 5.25V, allowing for versatile system integration.

4. SPI Interface: Equipped with a high-speed serial peripheral interface (SPI) for seamless communication with microcontrollers.

5. Space-Saving Package: Housed in a compact MSOP package, it's well-suited for space-constrained applications.

Application Example: Wearable Heart Rate Monitor

In this use case, the AD7911ARMZ is utilized in a wearable device for continuous heart rate monitoring.

1. Heart Rate Sensor Connection: Attach a photoplethysmogram (PPG) sensor to the AIN pin of the AD7911ARMZ to measure the heart rate.

2. Consistent Power Supply: Supply a steady 3.3V to the VDD pin, and connect the GND pin to the system ground.

3. SPI Configuration: Link the SPI pins (SCLK, SDI, SDO, CS) to a microcontroller for efficient data communication with the AD7911ARMZ.

4. Heart Rate Data Acquisition: Program the microcontroller to periodically initiate conversions by the AD7911ARMZ and to process the digitized heart rate data for display and analysis.

5. Power Management and Sensor Calibration: Implement power-saving features in the microcontroller and calibrate the AD7911ARMZ for the PPG sensor to optimize battery life in the wearable device.

Circuit Design Insights:

- Sensor Compatibility: Ensure the PPG sensor's output matches the input range of the AD7911ARMZ for accurate heart rate measurement.

- Stable Power Source: Use a reliable power supply to maintain consistent ADC performance for precise heart rate readings.

- Precise SPI Communication: Design the SPI communication with accurate timing to ensure reliable data transfer between the microcontroller and the AD7911ARMZ.

- Efficient Data Handling: Develop effective algorithms for managing the heart rate data, including real-time processing and long-term storage.

By leveraging the AD7911ARMZ in this manner, a compact, energy-efficient wearable heart rate monitor can be created, offering accurate and real-time heart rate monitoring for health and fitness applications.

AD7911ARMZ FAQ

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3. Are the AD7911ARMZ price and inventory displayed accurate?

The price and inventory of AD7911ARMZ 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 AD7911ARMZ?

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 AD7911ARMZ we delivered, we will accept the replacement or return of the AD7911ARMZ 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 AD7911ARMZ.

(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