SN74LVC157ADE4

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

The SN74LVC157ADE4 is an integrated circuit which is classified under Logic – Signal Switches, Multiplexers, Decoders. This device is a dual 4-input multiplexer which is designed to operate at 1.65 to 5.5V VCC. It has two independent multiplexers with four 1-bit inputs and one common select pin each. The switching feature of this device is controlled via the four dedicated select pins which select which one of the four inputs is allotted to the output when the Enable input (EN) is high. This device has an active low enable feature which allows multiplexers to be cascaded in order to select up to 16 inputs. The low power CPD of this device, 199nW ensures that no extra power is lost during operations and therefore does not require additional power sources.

The operating frequency of SN74LVC157ADE4 is 10MHz which is sufficient for most applications and it is also highly suitable for a wide range bus electrical applications. Its low voltage feature qualifies it for a range of low voltage applications. Furthermore, this device has an input and output electrostatic discharge protection at 2000V minimum along with the capability of meeting the requirements of IEC61000-4-2 international standard which makes it perfect for applications which need higher levels of ESD protection.

The open-drain arrangement of this device also enables it to switch, transmit and receive signals in both directions. With its low capacitance level of 5pF typical, and environment friendly packaging of Pb-free, SN74LVC157ADE4 can be used in a number of different applications. One such application is driving an LCD although backlight driving can also be achieved. Furthermore, it can also be used for other multiplexing related tasks such as data and address multiplexing in memory chips and I/O multiplexing in microcontrollers.

The four independent multiplexers of SN74LVC157ADE4 can also be used for level shifting of signals. This is completely independent of voltage levels, meaning this device enables the mixing of signals of two different voltage levels without any significant loss of power or signal strength. In addition to this, it can also be used for power and module management applications, particularly those which need voltage level selection among several different voltage levels.

The working principle of SN74LVC157ADE4 is based on multiplexing technology. Multiplexing is a technique used to communicate multiple signals through a single line or medium. In the case of the SN74LVC157ADE4, the device enables four different signals to be multiplexed through the same bus. By controlling each multiplexer through the Enable input (EN) and the four dedicated select pins, each signal can be individually selected and fed to the output.

Overall, SN74LVC157ADE4 has traits which make it highly suitable for a wide range of applications. Its low power consumption and its ESD protection capability make it a perfect choice for many electrical and multi-purpose applications. Its working principle allows for convenient multiplexing operations and its open-drain arrangement enables low voltage level-shifting operations.

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