ADS1194CPAGR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Number of Bits:	16
Number of Channels:	4
Power (Watts):	5.7mW
Voltage - Supply, Analog:	2.7 V ~ 5.25 V
Voltage - Supply, Digital:	1.65 V ~ 3.6 V
Package / Case:	64-TQFP
Supplier Device Package:	64-TQFP (10x10)
Base Part Number:	ADS1194

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ADS1194CPAGR Application Field and Working Principle

Data Acquisition - Analog Front End (AFE) devices are critical components in many systems, providing an interface between analog signals and digital signals. The ADS1194CPAGR is one such device, developed by Texas Instruments to provide improved performance and features over traditional devices. This device is specifically designed for vital sign monitoring applications.The ADS1194CPAGR includes both analog and digital abilities, tailored to deliver optimal performance in various applications. The device includes four 16-bit Delta-Sigma ADCs and two instrumentation amplifiers (IAs). The ADCs provide data conversion by quantizing the input signals. The IAs are instrumental to biopotential measurements, as they provide gain and attenuation of the biological signals. The device also includes a temperature sensor that accurately measures the temperature at the device, ensuring proper gain and offset calibration over temperature.The ADS1194CPAGR is designed with a flexible architecture that allows for multiple operation modes and precise signal conditioning. The device is capable of single-ended inputs, differential inputs, ac/dc coupling, and a choice of three gains. It also includes multiple programmable filters for noise reduction and anti-aliasing. In addition, the device supports oversampling, digital filter stages, and decimation to provide high-resolution data.The ADS1194CPAGR can be operated in either high-speed or low-power mode. In high-speed mode, the device can operate at up to 200ksps sampling rate with a signal bandwidth up to 40kHz. In low-power mode, the signal bandwidth is limited to 5kHz, but the device can operate as low as 0.2ksps, consuming less than 10mW of power. These power modes allow for datalogging applications that require extended battery life.The device provides many other features such as internal clock reference, on-chip FPGA, LF automatic calibration, and I2C communication interface. The FPGA allows users to write customer signal-processing algorithms, while the LF autocalibration ensures accuracy without the need of manual calibration. The I2C interface allows the device to be integrated into a system quickly, while system status and performance reports can be read back over the I2C bus.Overall, the ADS1194CPAGR is an excellent device for vital sign monitoring applications and other medical systems that require high accuracy and resolution. The device\'s power modes and signal-conditioning features make it suitable for multiple applications, allowing for low-power datalogging. Its flexible architecture and easy integration into systems make it an attractive choice for a variety of data-acquisition applications.

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