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Name: AD7911ARMZ-REEL7
Brand: Analog Devices Inc.
SKU: AD7911ARMZ-REEL7
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-REEL7

Part No.:: AD7911ARMZ-REEL7

Manufacturer:: Analog Devices Inc.

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

Datasheet:: AD7911ARMZ-REEL7.pdf

Description:: IC ADC 10BIT SAR 8MSOP

In Stock:: 2036

Quantity:: Add To Cart

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AD7911ARMZ-REEL7 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®,Bulk
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

AD7911ARMZ-REEL7 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD7911ARMZ-REEL7 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 AD7911ARMZ-REEL7 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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AD7911ARMZ-REEL7 information

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AD7911ARMZ-REEL7 Typical application Circuitry

AD7911ARMZ-REEL7

The AD7911ARMZ-REEL7 is a 12-bit analog-to-digital converter (ADC) known for its high speed and low power consumption. It operates with a single power supply ranging from 2.7 V to 5.5 V and features a serial interface for data communication. With a conversion time of just 1.5 µs and a throughput rate of 667 kSPS, this ADC is ideal for applications requiring rapid and precise analog-to-digital conversion.

Application Scenario: Portable Medical Device Monitoring

In portable medical devices, the AD7911ARMZ-REEL7 can be used to digitize analog signals from sensors monitoring vital signs such as heart rate, blood pressure, and temperature.

Circuit Design for Vital Signs Monitoring in a Portable Medical Device

1. Power Supply Configuration:

- Connect the VDD pin (pin 10) of the AD7911ARMZ-REEL7 to a regulated 3.3 V power supply.

- Place decoupling capacitors (0.1 µF ceramic and 10 µF tantalum) near the VDD pin to ensure a stable power supply and reduce noise.

2. Reference Voltage Setup:

- Use the internal reference voltage of the AD7911ARMZ-REEL7 by connecting the REF pin (pin 8) to the VDD pin, ensuring consistent ADC performance.

3. Analog Input Configuration:

- Connect the analog output of the sensor (e.g., heart rate sensor) to the VIN pin (pin 9) through a signal conditioning circuit to match the ADC's input range and filter out noise.

4. Digital Communication Interface:

- Establish an SPI interface for communication between the AD7911ARMZ-REEL7 and the microcontroller of the portable medical device.

- Connect the SDO pin (pin 1), SDI pin (pin 2), and SCLK pin (pin 3) to the corresponding SPI pins on the microcontroller for efficient data transfer.

5. Conversion Control Mechanism:

- Control the CONVST pin (pin 7) with a GPIO pin from the microcontroller to initiate the conversion process.

- Program the microcontroller to trigger ADC conversions at regular intervals, aligning with the desired sampling rate for vital signs monitoring.

Key Design Considerations:

- Signal Conditioning: Ensure proper conditioning of the sensor signal to match the input range of the AD7911ARMZ-REEL7 and to filter out unwanted noise.

- Power Efficiency: Optimize power consumption by using low-power components and implementing power-saving modes in the microcontroller, especially important in battery-powered portable medical devices.

- Data Integrity: Implement error-checking protocols in the digital communication interface to ensure the integrity of the digitized data.

- Compact Layout: Design a compact PCB layout to accommodate the small form factor of portable medical devices, placing critical components close to the AD7911ARMZ-REEL7.

In this application, the AD7911ARMZ-REEL7 ADC is integral to vital signs monitoring in a portable medical device, providing fast and precise conversion of sensor signals for real-time monitoring of patient health. By addressing key design considerations such as signal conditioning, power efficiency, data integrity, and compact layout, designers can create an effective and reliable monitoring system for portable medical applications.

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6. What is the process for return or replacement of AD7911ARMZ-REEL7?

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-REEL7 we delivered, we will accept the replacement or return of the AD7911ARMZ-REEL7 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-REEL7.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations