74ACT11240DWR

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The 74ACT11240DWR is a high-speed, low-skew, low-voltage 3.3V CMOS octal bus transceiver (octal bus transreceiver drivers/receivers with 3-state outputs). It was designed to function as a dual-busbuffer/driver with output enable pins for each set of transceivers with independent output enables on each side of the device. The device supports data transfer rates of up to 200 Mbps, allowing it to be used an interconnect between high-speed processors, cache systems and combined devices.

The 74ACT11240DWR logic buffers/drivers/receivers/transceivers are important components in communication systems, computer systems, digital systems, embedded systems and image processing. The device provides voltage compatibility between the high-speed logic outputs and the slower peripheral circuits in the system, allowing them to communicate with each other seamlessly. It is also used to reduce noise and power consumption in the system, providing a reliable and secure data transfer system.

The 74ACT11240DWR has two power supplies - the VCCA and VCCB. The VCCA is used to supply power to the A-side logic inputs, transceiver outputs and output enable pins, while the VCCB is used to supply power to the B-side logic inputs, transceiver outputs and output enable pins. The device is used to drive signals on both sides of the device between VCCA and VCCB, allowing data to be transferred between devices operating at different voltage levels. The device has an input threshold voltage (VIH) of VCCA - 0.8V and an output threshold voltage (VOH) of VCCB - 1.0V. The input and output pins allows for line-flexing capabilities to minimize power consumption and reduce line noise.

The 74ACT11240DWR features an open-drain output structure that allows drivers to be connected in parallel without requiring power-sourcing. The open-drain output structure allows the device to be connected in parallel with other devices without consuming too much power, which helps reduce power consumption in systems with multiple devices connected. The device also allows for output protection, ensuring that the output is not damaged even when the device is connected to a device operating at different voltages.

The 74ACT11240DWR provides an output enable pin for each set of transceivers, allowing the device to function as eight separate tri-state bus transceivers. The output enable pins allow the device to be operated in a \'half-duplex\' mode, allowing data to be transferred between devices at half the rate of devices connected in \'full-duplex\' mode. The output enable pins also allow the device to be used in a \'full-bus\' mode, allowing data to be transferred between devices at full-duplex rates.

The device also features programmable outputs to minimize output noise and minimize output loading. This allows for faster switching speeds and reduces system noise, enabling more reliable and secure data transfer between devices. In addition, the device supports bus-hold feature, allowing it to maintain data on the bus after the bus lines have fallen to a low level. This is useful when transferring data between devices at different speeds or when connected in different buses.

The 74ACT11240DWR also includes overvoltage protection, ensuring that the device is not damaged when connected to a device operating at too high a voltage level. In addition, the device includes ESD protection, ensuring that the device is Safe from Electrostatic Discharges. This makes the device suitable for use in systems where ESD protection is necessary, such as those in medical, industrial and automotive control systems.

Overall, the 74ACT11240DWR is a versatile and reliable device that can be used as an interconnect between high-speed processors, cache systems and combined devices. The device\'s open-drain output structure and output enablepins make it suitable for use in a variety of applications. Its voltage compatibility, output protection and programmable outputs ensure reliable and secure data transfer between devices, while its overvoltage protection and ESD protection makes it suitable for many different system environments.

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