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Name: ADS1299IPAGR
Brand: Texas Instruments
SKU: ADS1299IPAGR
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 ADS1299IPAGR

Part No.:: ADS1299IPAGR

Manufacturer:: Texas Instruments

Package:: 64-TQFP

Datasheet:: ADS1299IPAGR.pdf

Description:: IC AFE 8 CHAN 24BIT 64TQFP

In Stock:: 3365

Quantity:: Add To Cart

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ADS1299IPAGR Specifications

Package/Case:
64-TQFP
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofBits:
24
NumberofChannels:
8
Power(Watts):
42 mW
Voltage-SupplyAnalog:
5V
Voltage-SupplyDigital:
1.8V ~ 3.6V
MountingType:
Surface Mount

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ADS1299IPAGR information

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ADS1299IPAGR Typical application Circuitry Schematics

The ADS1299IPAGR from Texas Instruments is a highly integrated, bio-potential measurement system designed for capturing electrical activity in the brain (electroencephalograms or EEG). It is used in applications such as sleep studies, neurology, and similar fields. It incorporates multiple low-noise programmable gain amplifiers (PGAs), a variety of filters, and a high-resolution analog-to-digital converter (ADC). Here's a simplified application circuit:

1. Power Supply: The ADS1299IPAGR operates with two power supply voltages: AVDD (analog power supply) and DVDD (digital power supply). The typical voltage for AVDD is 3.3V, while DVDD can range from 1.65V to 3.6V. It's crucial to place decoupling capacitors close to these power supply pins to ensure stable operation.

2. Input Signals: The ADS1299IPAGR has eight differential input channels. Each of these channels consists of a pair of pins, INnP and INnN, where n ranges from 1 to 8. These are connected to the EEG electrodes that capture the bio-potential signals.

3. Reference Inputs: The REFP and REFN pins are used to provide a differential reference input for the ADC. These pins are typically connected to a reference electrode.

4. Gain Selection and Configuration: The chip incorporates programmable gain amplifiers for each channel. The gain settings are configured through the SPI interface, which consists of the following pins: CS (chip select), DIN (data input), DOUT (data output), and SCLK (serial clock).

5. Clock Input: Although the ADS1299IPAGR includes an internal oscillator, you may optionally supply an external clock signal to the CLK pin for precise clocking requirements.

6. Control Signals: The START pin initiates the conversion process. The RESET pin resets the device. These pins are typically controlled by GPIO pins on a microcontroller.

7. Data Interface: The chip uses a serial peripheral interface (SPI) for communication. The SPI interface includes the SCLK, DIN, DOUT, and CS pins. This interface should be connected to the corresponding SPI interface on your microcontroller or other control hardware.

Please note that this is a high-level overview of the ADS1299IPAGR's application circuit. For specific details regarding the device's operation and the exact function of each pin, please refer to the ADS1299IPAGR datasheet and your system's design requirements.

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6. What is the process for return or replacement of ADS1299IPAGR?

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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 ADS1299IPAGR.

(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