SN74ALS520DWRG4

Series:	74ALS
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Identity Comparator
Number of Bits:	8
Output:	Active Low
Output Function:	A=B
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	2.6mA, 24mA
Max Propagation Delay @ V, Max CL:	20ns @ 5V, 50pF
Operating Temperature:	0°C ~ 70°C
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Base Part Number:	74ALS520

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Logic - Comparators: SN74ALS520DWRG4 application field and working principle The SN74ALS520DWRG4 is a high performance, quad 2-input multiplexer/data select analog switch designed for digital systems applications. The device can be used to select digital or analog signals from two sources, each having two inputs, and to route them to two outputs. The SN74ALS520DWRG4 features low distortion and low insertion loss, and has low on-resistance and low off-isolation. It is also compatible with many logic families, including CMOS, TTL, and ECL. The SN74ALS520DWRG4 incorporates four logic gates and four analog switches in a 28-pin, plastic dual-in-line (DIP) package. The SN74ALS520DWRG4 is a single-ended, differential input analog switch, commonly used in applications such as analog multiplexing, logic multiplexing, data routing, storage/retrieving, and chopper control.The SN74ALS520DWRG4 is designed to switch either digital or analog signals, depending on the requirements of the project. The SN74ALS520DWRG4 has a two-input multiplexer that can be used to select two digital signals from up to four sources or two analog signals from up to two sources. The device has two configurable outputs, which allow it to be used in a wide variety of applications.The SN74ALS520DWRG4 is powered by a 3.3V supply and has a minimum power-on time of 20ns. The device has a maximum operating temperature range of up to 105°C. The SN74ALS520DWRG4 is designed to be used with a low-voltage differential signaling (LVDS) interface. The SN74ALS520DWRG4 is the key to any design involving analog signals. The four gates and four multiplexers in the device make it an ideal choice for a wide range of application fields, such as communications, automotive, industrial, instrumentation, and consumer products.The SN74ALS520DWRG4 works by comparing two input signals and selecting the higher one. The input signals are first fed through four comparators, which detect any voltage difference between them. The comparators then output a logic-level signal corresponding to the result of the comparison, allowing the device to select the higher signal. The input must have a common mode range of up to 1.2V.The SN74ALS520DWRG4 features self-timed switch-off, reducing the power dissipated. The device is also factory tested to ensure the highest levels of precision and accuracy. The SN74ALS520DWRG4 is designed to switch at a maximum frequency of 1.5MHz. With its wide range of features and low power consumption, the SN74ALS520DWRG4 is an ideal choice for applications requiring precise and reliable signal switching.

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