SN74ACT244DW

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

SN74ACT244DW is a 3-state signal buffers. It is part of the Texas Instruments SN74 family of signal buffers, drivers, receivers and transceivers.

This buffer is used to transfer signals between two independent logic families with different speeds, that is, this buffer will act as a bridge or translator between two different logic families with different speed specifications. Thus, working as a translator, the buffer can reduce the impedance of the line, act as a buffer to absorb spikes or momentary changes in the line, and perform translations in a bidirectional manner so the output of one family of logic can be the input of another without any adverse effects.

The SN74ACT244DW is an ACT family device, meaning that it is compatible with the A-TTL, CMOS, and ECL logic families. It has two input signals and two output signals, both of which can be set in either high, low, or high impedance (off) states using the enable and select inputs. It has a VCC power supply range of 4.25 to 5.25 volts and a maximum output capacitance of only 9 micro-farads.

SN74ACT244DW provides a power supply in the range of 4.5-5.5 volts and a very low output capacitance of 7 microfarads. As for the function of the buffers, it is made up of two three-state buffers connected in parallel, each with one input (In1 and In2), two outputs (Out1 and Out2) and two control inputs (EN1 and EN2). The basic operation of a 3-state buffer is that it will output either the logical level of its input or will go into a high-impedance output state when not enabled. When either of the enable inputs (EN1 or EN2) are active, the output will assume the logical level of the corresponding input.

When the buffer is in its low-impedance “off” state, no power is drawn from the input and the outputs remain in a high-impedance state. The outputs will only be active when their respective enable input is low. This allows for multiple signals to be combined into just two outputs, which can in turn be fed into another device.

The gold-wire bonding of the SN74ACT244DW is done by using a continuous gold bonding wire which is soldered directly to a programmed trace. This trace is then further linked to the metal gate typically found in the device\'s casing. This metal gate is then linked to the substrate and to the receiver.

The SN74ACT244DW has various application fields, like in computing systems and embedded systems. These buffers can be used to drive logic high and low signals, act as switches, translate logic levels between two different logic families, and act as a buffer between the input and output to reduce losses inherent in the impedance mismatch. It can also be used for digital communications, multiplexers, and digital-to-analog converters.

Overall, the SN74ACT244DW is a great asset when it comes to bridging between different logic families. Its low capacitance and wide voltage range makes it an effective buffer for use in embedded systems, communications, multiplexers, and digital-to-analog converters. It’s also easy to implement and should have no issues interfacing with other devices.

The specific data is subject to PDF, and the above content is for reference