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Name: ADS1298IPAGR
Brand: Texas Instruments
SKU: ADS1298IPAGR
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 ADS1298IPAGR

Part No.:: ADS1298IPAGR

Manufacturer:: Texas Instruments

Package:: 64-TQFP

Datasheet:: ADS1298IPAGR.pdf

Description:: IC AFE 8 CHAN 24BIT 64TQFP

In Stock:: 2907

Quantity:: Add To Cart

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ADS1298IPAGR Specifications

Package/Case:
64-TQFP
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofBits:
24
NumberofChannels:
8
Power(Watts):
14.1 mW
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
1.65V ~ 3.6V
MountingType:
Surface Mount

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ADS1298IPAGR information

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ADS1298IPAGR Typical application Circuitry

ADS1298IPAGR

The ADS1298IPAGR is a highly integrated analog front-end (AFE) with 24-bit resolution, designed for electrocardiogram (ECG) and electroencephalogram (EEG) applications. This device, manufactured by Texas Instruments, includes an array of features tailored for biopotential measurements, including eight simultaneously sampled delta-sigma analog-to-digital converters (ADCs), a programmable gain array, patient-specific functions, and built-in pace detection.

Applications of the ADS1298IPAGR:

The ADS1298IPAGR is designed for biopotential measurement applications such as:

1. ECG (Electrocardiogram): It's commonly used in medical devices to measure the heart's electrical activity.

2. EEG (Electroencephalogram): It finds its application in measuring the brain's electrical activity in neurology equipment.

3. EMG (Electromyography): It can also be used in devices to measure muscle response or electrical activity.

Key Features of the ADS1298IPAGR:

1. Eight Differential Inputs: The ADS1298IPAGR features eight differential inputs, making it ideal for multichannel applications.

2. On-Chip Functions: The device incorporates several on-chip functions such as right leg drive, lead-off detection, and pace detection which make it a comprehensive solution for biopotential measurements.

3. High Resolution: The 24-bit resolution of the ADS1298IPAGR ensures precise biopotential readings.

4. Programmable Gain: The ADS1298IPAGR offers programmable gain from 1 to 12, allowing for wide dynamic range measurements.

Example Circuit Connection for an ECG Application:

In an ECG application, the ADS1298IPAGR can be connected as follows:

1. Power Supply: The AVDD and DVDD pins (Pins 16, 32) should be connected to a stable 3.3V power supply. The AVSS and DVSS pins (Pins 15, 31) are connected to the system ground.

2. ECG Electrode Inputs: The differential ECG electrode inputs are connected to the IN1P-IN8P and IN1N-IN8N pins (Pins 1-8, 9-11, 21-28).

3. Right Leg Drive: The RLDOUT pin (Pin 19) is connected to the body (right leg) to reduce common-mode interference. For feedback, utilize Pin 20 on the RLDFB connector.

4. SPI Interface: The SPI interface includes CS (Pin 17), DIN (Pin 14), DOUT (Pin 13), and SCLK (Pin 18). These pins need to be connected to the microcontroller's corresponding SPI pins. Considerations for Designing the Circuit:

When designing a circuit with the ADS1298IPAGR, certain considerations should be taken into account:

1. Noise Reduction: Care should be taken to reduce noise in the system, as this can greatly affect the accuracy of biopotential measurements. This can involve careful PCB layout and using shielded cables for the ECG leads.

2. Electrode Placement: The placement of ECG electrodes on the body can significantly affect the readings. To achieve proper data collection, electrode placement should follow accepted medical practices.

3. Power Supply Stability: The stability of the power supply can influence the accuracy of readings. The power supply should be well-regulated and free from high frequency noise.

4. Safety Considerations: Since the ADS1298IPAGR is used in medical applications, safety considerations such as electrical isolation and protection from defibrillator transients should be considered.

In conclusion, the ADS1298IPAGR is a comprehensive solution for biopotential measurement applications. It offers a range of on-chip features that simplifies design and ensures accurate data acquisition. However, careful design considerations need to be made to ensure safety, reduce noise, and guarantee accurate and reliable data.

ADS1298IPAGR FAQ

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6. What is the process for return or replacement of ADS1298IPAGR?

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 ADS1298IPAGR we delivered, we will accept the replacement or return of the ADS1298IPAGR 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 ADS1298IPAGR.

(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