SN74ALS1244ADWRG4

Series:	74ALS
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Logic Type:	Buffer, Non-Inverting
Number of Elements:	2
Number of Bits per Element:	4
Input Type:	--
Output Type:	3-State
Current - Output High, Low:	15mA, 16mA
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC
Base Part Number:	74ALS1244

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SN74ALS1244ADWRG4 is a logic device which plays a pivotal role in buffering, driving, receiving and transceiving digital signals. Specifically, it provides low-power 3-state buffer for enhanced MOS (HMOS) and bipolar circuits, such as: personal computers, high-performance CPUs, memory systems, modems and general communications applications.The peak output output current of SN74ALS1244ADWRG4 is around -20 mA, while the input leakage current is below ±2µA. It comes with 30000Vrms per minutes ESD protection. The device operates with supply voltage ranging from 4.75 to 5.25V, while providing superior logic performance with maximum tPLH/tPHL of 4/2 ns and tPD of 10 ns at 5V. SN74ALS1244ADWRG4 comes with open drain and TTL compatibility. It also provides an active-low enable control input (G1 and G2) for independent output control. That is, the dip switch allows one to set output to either a high impedance state or to one of two complementary outputs (inverted and non-inverted).Sn74als1244adwrg4 is commonly used for applications such as personal computers, high-performance central processor units (CPUs), memory systems, modems and general communication applications. It provides an effective way to reduce power consumption in systems. Its multiplexers enable designers to multiplex input signals and reduce the number of output pins on the system.When it comes to the working principle of SN74ALS1244ADWRG4, it is based on a pair of CMOS differential switches connected to the input signal. When the enable input signals are low, the device effectively switches off, putting both inputs and outputs in a high impedance state. When one of the enable input signals is high and the other is low, the corresponding switch is closed, thus connecting the input to the corresponding output. Another key feature of this logic device is its CMOS compatibility, which allows it to be connected directly with other CMOS logic devices. This ensures high speed and reliable performance in various applications. In addition, it features robust ESD protection, which helps increase system lifetime and reduce the risk of damage in the event of an ESD attack.Given its multiplexing capabilities and its high speed and low power performance, SN74ALS1244ADWRG4 is ideal for a wide range of applications. It is often used in digital waveforms, as well as in personal computers, high-performance CPUs, memory systems and modems. Additionally, this device is also often used in distributed systems, where multiple input signals have to be multiplexed and sent over long distances.In conclusion, SN74ALS1244ADWRG4 provides a reliable and low-power solution for buffering, driving, receiving and transceiving digital signals. It comes with open drain and TTL compatibility and active-low enable control inputs for independent output control. Notably, it also ensures robust ESD protection and CMOS compatibility, thus offering great performance in various applications.

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