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Name: AD7895ARZ-10
Brand: Analog Devices Inc.
SKU: AD7895ARZ-10
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. AD7895ARZ-10

Part No.:: AD7895ARZ-10

Manufacturer:: Analog Devices Inc.

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: AD7895ARZ-10.pdf

Description:: IC ADC 12BIT SAR 8SOIC

In Stock:: 3404

Quantity:: Add To Cart

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AD7895ARZ-10 Specifications

Packaging:
Bulk,Tube
Series:
-
Product Status:
Active
Number of Bits:
12
Sampling Rate(PerSecond):
192k
Number of Inputs:
1
Input Type:
Single Ended
Data Interface:
SPI
Configuration:
S/H-ADC
Ratio-S/H:ADC:
1:1
Number of A/D Converters:
1
Architecture:
SAR
Reference Type:
External
Voltage-Supply Analog:
5V
Voltage-Supply Digital:
5V
Features:
-
Operating Temperature:
-40°C ~ 85°C

AD7895ARZ-10 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD7895ARZ-10 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 AD7895ARZ-10 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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AD7895ARZ-10 information

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AD7895ARZ-10 Typical application Circuitry

AD7895ARZ-10

The AD7895ARZ-10 is a 12-bit analog-to-digital converter (ADC) known for its high-speed performance and low power consumption. It operates with a single 5 V power supply and features a serial interface for data communication. With a conversion time of 1.5 µs and a throughput rate of 667 kSPS, this ADC is ideal for applications requiring rapid and accurate analog-to-digital conversion.

Application Scenario: Real-Time Signal Acquisition in Digital Oscilloscopes

In digital oscilloscopes, the AD7895ARZ-10 can be used to convert analog signals, such as electrical waveforms, into digital data for analysis and display. The ADC's fast conversion rate is crucial for capturing high-frequency signals accurately.

Circuit Design for Digital Oscilloscope

1. Power Supply Arrangement:

- Connect the AD7895ARZ-10 VDD pin (pin 8) to a regulated 5 V power supply, ensuring stable ADC operation.

- Place a 0.1 µF ceramic capacitor and a 10 µF tantalum capacitor near the AD7895ARZ-10 VDD pin for noise suppression and power stability.

2. Reference Voltage Setup:

- Utilize a high-precision 2.5 V reference voltage connected to the VREF pin (pin 6) to define the ADC's input range.

- Attach a 1 µF capacitor between the VREF pin and ground to enhance the stability of the reference voltage.

3. Signal Input Integration:

- Connect the analog signal to be measured to the VIN pin (pin 7) through an attenuator or voltage divider circuit to scale the signal within the ADC's input range.

- Implement a low-pass filter between the signal source and the VIN pin to remove high-frequency noise and prevent aliasing.

4. Digital Communication Configuration:

- Establish an SPI interface for communication between the ADC and the microcontroller or digital signal processor (DSP).

- Wire the SDO pin (pin 1) and SDI/SDO pin (pin 2) to the corresponding SPI pins on the microcontroller or DSP for efficient data transfer.

5. Conversion Control Mechanism:

- Control the CONVST pin (pin 3) with a GPIO pin from the microcontroller or DSP to initiate the conversion process.

- Program the microcontroller or DSP to trigger ADC conversions at regular intervals, matching the desired sampling rate for signal acquisition.

Key Design Considerations:

- Signal Integrity: Ensure signal integrity by using proper layout techniques, such as short trace lengths and a ground plane, to reduce noise and interference.

- Input Signal Conditioning: Design an appropriate input stage to scale and filter the signal, ensuring it falls within the ADC's input range while preserving signal fidelity.

- Timing Accuracy: Maintain accurate timing for the conversion start signal (CONVST) to ensure consistent sampling intervals, which is critical for accurate waveform reconstruction in oscilloscopes.

In this application, the AD7895ARZ-10 ADC is integral to a digital oscilloscope, providing fast and precise conversion of analog signals for real-time signal analysis. By addressing key design considerations such as signal integrity, input signal conditioning, and timing accuracy, designers can create a high-performance oscilloscope capable of capturing and analyzing complex electrical waveforms.

AD7895ARZ-10 FAQ

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6. What is the process for return or replacement of AD7895ARZ-10?

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 AD7895ARZ-10 we delivered, we will accept the replacement or return of the AD7895ARZ-10 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 AD7895ARZ-10.

(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