MAX1178CCUP+

Number of A/D Converters:	1
Base Part Number:	MAX1178
Supplier Device Package:	20-TSSOP
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Operating Temperature:	0°C ~ 70°C
Features:	--
Voltage - Supply, Digital:	2.7 V ~ 5.25 V
Voltage - Supply, Analog:	5V
Reference Type:	External, Internal
Architecture:	SAR
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	S/H-ADC
Data Interface:	Parallel
Input Type:	Single Ended
Number of Inputs:	1
Sampling Rate (Per Second):	135k
Number of Bits:	16
Part Status:	Active
Packaging:	Tube

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Data Acquisition - Analog to Digital Converters (ADC)Analog to digital converters (ADCs) are essential components in any data acquisition system, as they allow analog signals to be converted into a digital form that can then be processed by a computer. The MAX1178CCUP+ is a leading ADC device with an integrated PGA that provides optimal signal conditioning and accuracy. This guide will introduce the MAX1178CCUP+ application field and working principle. Application FieldThe MAX1178CCUP+ is designed to be used in a variety of data acquisition systems, such as medical testing, data logging, machine vision, smart safety systems, and industrial automation, among others. This device is suitable for use in any system that requires accurate signal acquisition and processing over a wide dynamic range. The MAX1178CCUP+ has a high input impedance and a wide common-mode range, allowing it to be interfaced with a variety of sensors and circuits.Working PrincipleAt its core, the MAX1178CCUP+ is a high-speed, low-power 8-bit delta-sigma ADC with a differential input and an integrated PGA. The device converts analog input signals into a single-bit digital stream at a maximum output data rate of 135 KSPS. The integrated PGA provides excellent gain and offset matching, ensuring optimal signal conditioning and accuracy.The MAX1178CCUP+ is capable of single-ended and differential input stages. The differential input stage can be configured in one of two modes: unipolar or bipolar. Single-ended input uses only one input voltage, while bipolar differential input requires two input voltages, one positive and one negative. Each input channel features a low noise preamplifier to ensure optimal signal input.The device’s built-in comparator digitizes the analog input signals, while its PGA allows the gain to be adjusted to match the dynamic range of the input signals. The single-bit stream is then converted into an 8-bit digital word using an 8-bit successive approximation register (SAR). The device also features an on-chip voltage reference for improved accuracy.The MAX1178CCUP+ is ideal for applications that require high-accuracy signal acquisition due to its low-noise preamplifier, adjustable gain, and high data output rate. The device has excellent power management features, including a power-down mode and a temperature-sensing auto-power shutdown to ensure maximum power savings during inactive periods.ConclusionThe MAX1178CCUP+ is an ideal device for use in a variety of data acquisition systems, including medical testing, data logging, machine vision, and industrial automation. This ADC device has an integrated PGA for improved accuracy, a wide input range, and low power consumption. It is capable of single-ended and differential input stages and has an on-chip voltage reference to ensure optimal signal acquisition.

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