MAX1264AEEG+T

Number of A/D Converters:	1
Base Part Number:	MAX1264
Supplier Device Package:	24-QSOP
Package / Case:	24-SSOP (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	2.7 V ~ 5.5 V
Voltage - Supply, Analog:	5V
Reference Type:	External, Internal
Architecture:	SAR
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	MUX-S/H-ADC
Data Interface:	Parallel
Input Type:	Pseudo-Differential, Single Ended
Number of Inputs:	2, 4
Sampling Rate (Per Second):	400k
Number of Bits:	12
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Analog to digital converters (ADCs) are essential components in a wide range of data acquisition applications, providing the necessary means to convert analog signals into digital representations. The MAX1264AEEG+T is a device that is specifically designed to cover the special requirements posed by analog-to-digital conversion in biomedical applications such as electroencephalography (EEG) and electrocardiography (EKG). This article examines the application field and working principle of this device. The MAX1264AEEG+T is a low-power, 16-bit, successive-approximation analog-to-digital converter (ADC) that is specifically designed for use in medical applications. It offers rapid conversion of voltage or current signals with a resolution up to 16 bits, and is designed for use with either a 2.4V or 3.3V power supply. This device provides very lower power consumption and requires only approximately 6.8mA at a 3V supply, making it suitable for use in wearable wireless devices.The MAX1264AEEG+T is well suited for in-vivo medical applications, such as long-term monitoring of EEG and EKG signals. In addition, the device is also suitable for applications such as ECG, EMG, and respiration monitoring, as well as more general purpose signal buffering and data acquisition tasks. The device is also compatible with other common medical amplifier and conditioning circuits connection, allowing it to easily integrate within existing systems.The working principle of the MAX1264AEEG+T includes several key features which make it a suitable choice for biomedical applications. The device features a wide sampling rate range of up to 500kHz, giving it the flexibility to rapidly sample and accurately digitize high-frequency signals. It also features a high signal-to-noise ratio (SNR) of up to 97dB, providing a high-accuracy digitization of weak signals. In addition, the device has a high input common-mode range of up to ±12V, which is beneficial for applications which require the capture of signals from external sources.Furthermore, the device also features an integrated temperature sensor and a wide range of programmable parameters. These parameters are accessible via a SPI interface, allowing for user control of the device for applications requiring greater levels of customisation. This allows for power and performance optimization during operation, increasing reliability and reducing power consumption.Overall, the MAX1264AEEG+T is an excellent choice for biomedical applications, having been specifically designed with this use-case in mind. The features and capabilities of the device allow it to capture high-precision and low-power signal, providing an accurate and reliable analog-to-digital conversion of biomedical signals.

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