LTC2258IUJ-12#PBF

Number of A/D Converters:	1
Base Part Number:	LTC2258
Supplier Device Package:	40-QFN (6x6)
Package / Case:	40-WFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	1.7 V ~ 1.9 V
Voltage - Supply, Analog:	1.7 V ~ 1.9 V
Reference Type:	External, Internal
Architecture:	Pipelined
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	S/H-ADC
Data Interface:	LVDS - Parallel, Parallel
Input Type:	Differential
Number of Inputs:	1
Sampling Rate (Per Second):	65M
Number of Bits:	12
Part Status:	Active
Packaging:	Tube

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Data Acquisition - Analog to Digital Converters (ADC)
Analog to Digital Converters (ADC) are a type of Data Acquisition (DAQ) component utilized to transform analog signals into digital form. The LTC2258IUJ-12#PBF is a high speed, low power 14-bit ADC used to capture data from analog sources. This device is widely used in industrial, automotive and consumer applications due to its ability to provide a high accuracy interface within a high frame rate. It is well-suited for use with a wide range of different sensor types, such as optical, acoustic, and capacitive sensors.The LTC2258IUJ-12#PBF works by using a sigma-delta modulator to generate a digital output signal. It is capable of operating at a sampling rate of up to 14.7 MHz, allowing it to capture data faster than other similar converter models. The device has internal delta-sigma converter architecture which allows it to achieve 14-bit resolution while drawing only 70 micro amps of current. In order to reduce power consumption, the converter can be switched between high speed and low power mode.The LTC2258IUJ-12#PBF utilizes its sample and hold circuit to accurately measure and compare an analog voltage to a reference voltage. The sigma-delta modulation technique allows the device to accurately capture data from its sample output, reducing errors in the measurements. The device also has two analog input channels that can be used to measure two signals simultaneously.The LTC2258IUJ-12#PBF has built-in features to help reduce power consumption and improve accuracy. These features include an auto-zero adjuster, a temperature-compensated reference, and an internal voltage reference. These features allow the device to maintain accuracy even at high frequencies and over temperature changes.The LTC2258IUJ-12#PBF also includes a serial interface for digital communication with the ADC. The interface includes a selectable parallel or serial data out mode that allows the user to easily configure the interface based on the application requirements. The device also includes an auto-ranging feature to ensure the best accuracy for each type of analog input.In summary, the LTC2258IUJ-12#PBF is a high speed, low power 14-bit ADC used for a variety of Data Acquisition applications. Its sigma-delta modulator and sample holding circuit help to provide accurate measurements and reduce errors. Its built-in features, like the auto-zero adjuster and temperature-compensated reference, help the device maintain its accuracy and reduce power consumption. Lastly, its interface is versatile, allowing it to be easily configured for a range of application requirements.

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