MM74HCT245WM

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MM74HCT245WM is a type of logic device from the group of logic - buffers, drivers, receivers, and transceivers. It has a wide range of applications, including switching and peripheral control in digital computer systems, web applications, and embedded systems. The MM74HCT245WM Circuit is widely used in many modern digital applications. It is a high-speed chunk of the bus receiver, which is extremely important in many high-speed data transfer protocols. This device features low propagation delay, low on-state resistance and wide bus compatible inputs.

The MM74HCT245WM logic device incorporates an 8-bit transceiver/receiver. It is designed to handle TTL to High-Speed CMOS compatible logic levels. It is constructed with Schottky barrier diodes for low-voltage logic compatibility. The device supports low power dissipation and is quite helpful in the power supply design of small appliances.

The MM74HCT245WM receives 8-bit data from a data bus and stores it in a latch and transmits it asynchronously through an output buffer. It has an enable/disable control that allows it to locate and close the input latch. The output buffer ensures that data transmission is in a high-speed CMOS compatible logic levels.

The MM74HCT245WM features a bidirectional 8-bit bus-controlled transceiver that acts as both transmitter and receiver at the same time. It also has an asynchronous enable input, which when set to high, activates the device to transmit the data. Asynchronous enable logic is used to enable or disable the power transfer. When enabled, the device receives 8-bits of data from the data bus, stores it in a latch and transmits it asynchronously through an output buffer.

Moreover, this device also features two-state enable inputs, which allow the device to be driven by an open-active bus. This control can be achieved via an E1 and E2 connection. If the input is low, then the device is in its inactive state and no transmission is taking place. When enabled, the device will present the data from its data bus and output buffer. By connecting these two enable control lines in different combinations, the device can be configured to enable transmission and to receive data.

In addition, the MM74HCT245WM also features a tri-state enable output, which allows the device to control the transmission of data on the data bus. In this mode, the device is capable of transmitting and receiving data on the bus. The direction of the data transmission is controlled by the output enable pin. Upon driving the output enable line to a high level, the device will start transmitting data.

In order to reduce the power consumption of the system, the MM74HCT245WM uses an active low power enable input. This input is connected to the power enable pin, which turns the device on and off. This input should be connected to a voltage higher than the power supply voltage for proper operation. If this input is set to low, then the device will switch off and no longer emit power.

The MM74HCT245WM is a versatile device offering a high range of applications. It can be used in computer systems, web applications, and embedded systems. It also features a wide range of features such as low power consumption, low on-state resistance, wide bus compatible inputs, and two-state enable inputs. By using this device, users can gain the best performance out of their systems in the most cost-efficient way.

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