SN74ABT244AN

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The SN74ABT244AN is a 3-state, octal bus transceiver device. It is the newest and most advanced in the range of general-purpose 3-state bus transceivers. It has a wide range of application fields and is designed to provide improved power and speed performance. The SN74ABT244AN is used in many different circuits, such as digital audio, digital imaging, and computer peripherals. It is also used in data transmission and communications systems.

The SN74ABT244AN is a logic-level octal bus transceiver. It consists of two sets of four buffers, each set having a data input and a data output which are switched. Eight data lines are transferred from one bank of buffers to the other; the direction of transfer is determined by the control inputs. It also has two active-low enable inputs (OE1 and OE2) that allows access to the data bus and four active-low outputs (GR1, GR2, STB1, STB2) that can be used to control the status of the output buffers.

The SN74ABT244AN has a wide range of operating voltage from 3.15V to 3.6V and a wide range of operating temperature from -40°C to 85°C. The device features lower power consumption than previous transceivers, which improves power efficiency and extends the battery life of applications. The device also has improved pin-out, allowing for easier PCB layout. Its high-speed and low-power consumption make it ideal for low-power and high-speed applications.

The working principle of the SN74ABT244AN is relatively simple. When a logic level is applied to one of the four active-low enable inputs (OE1, OE2), the device will start functioning. It will allow data to flow between the two sets of four buffers and the direction of data flow is determined by the control inputs. When the device is enabled, all eight of the data pins are in a three-state configuration, meaning that the pins can either remain at a logic high, a logic low, or be in a high impedance state.

When the device is in the high impedance state, any incoming signals will be ignored and the input pins will remain at their existing logic state. When the device is enabled, any changes detected in the inputs will be propagated to the outputs. The SN74ABT244AN can handle bidirectional data transmission, so it will sample the data from the input buffers first, before transmitting the sampled data to the output buffers.

The SN74ABT244AN is used in a wide range of applications, including digital audio systems, digital imaging systems, computer peripherals, data transmission systems, communications systems, and more. It is used in digital buses where bidirectional data transfer is needed and in systems where low power consumption is important. The SN74ABT244AN provides a high-speed and low-power solution for digital applications and makes a great choice for digital signals.

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