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Name: ADS8422IBPFBR
Brand: Texas Instruments
SKU: ADS8422IBPFBR
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 ADS8422IBPFBR

Part No.:: ADS8422IBPFBR

Manufacturer:: Texas Instruments

Package:: 48-TQFP

Datasheet:: ADS8422IBPFBR.pdf

Description:: IC ADC 16BIT SAR 48TQFP

In Stock:: 3560

Quantity:: Add To Cart

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ADS8422IBPFBR Typical application Circuitry Schematics

The ADS8422IBPFBR is an 18-bit, 2 MAPS (Mega Samples Per Second), low-power, single-channel Analog-to-Digital Converter (ADC) from Texas Instruments with an SPI interface. Here's a simplified description of how to set up the ADS8422IBPFBR in a circuit:

1. Power Supply: Connect the power supply to the VDD pin, and connect the ground to the GND pin. The analog circuitry of the ADS8422 is powered by a 5V power supply, while the digital circuitry is powered by a 1.8V to 5V power supply.

2. Analog Input: Connect your analog signal to the AIN pin. The ADS8422IBPFBR has a single-ended input.

3. SPI Interface: Connect the SPI clock (SCLK), data input (SDI), and data output (SDO) pins to your microcontroller. Connect your microcontroller's chip select (CS) pin to a GPO pin. The SDO pin is used for read back of the conversion data from the device.

4. Reference Voltage: The ADS8422IBPFBR uses an internal 4.096V reference. If necessary, you can connect an external reference to the REF pin.

5. Conversion Start: The CONVST pin is used to start a conversion. A falling edge on this pin initiates the conversion process.

6. Software: Implement SPI communication in your microcontroller's software to communicate with the ADC. This usually involves configuring the ADC, triggering conversions with the CONVST pin, and reading the digital output from the SDO pin.

Please be aware that this explanation is brevity itself. In a practical implementation, you may need additional components such as decoupling capacitors near the VDD and GND pins to filter out noise, and possibly a buffer or amplifier at the AIN pin to match the ADC's input impedance.

As always, consult the data sheet provided by Texas Instruments for the most accurate and comprehensive information about the ADS8422IBPFBR. The data sheet provides details about the electrical characteristics, pin configuration, and recommended operating conditions. Also, consider reaching out to Texas Instruments or a qualified electronics engineer for assistance with specific circuit designs involving the ADS8422IBPFBR.

ADS8422IBPFBR information

ADS8422IBPFBR Specifications

Packaging:
Tape & Reel (TR)
Series:
microPOWER™
Product Status:
Active
Number of Bits:
16
Sampling Rate(PerSecond):
4M
Number of Inputs:
1
Input Type:
Differential
Data Interface:
Parallel
Configuration:
S/H-ADC
Ratio-S/H:ADC:
1:1
Number of A/D Converters:
1
Architecture:
SAR
Reference Type:
External, Internal
Voltage-Supply Analog:
5V
Voltage-Supply Digital:
2.7V ~ 5.25V
Features:
-
Operating Temperature:
-40°C ~ 85°C

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(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 ADS8422IBPFBR.

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