74ACT16825DL

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The 74ACT16825DL is a high performance quad differential line receiver used extensively in high speed applications such as backplane, data communications and clock distribution. It is a part of the ACT family of logic devices, manufactured by Texas Instruments. This device is designed to accept data signals on differential input pairs and provide full level shifted outputs compatible with 3-state bus and memory applications. This device also offers the flexibility to be used as a single-ended receiver, which provides the ability to interface with a variety of input signal levels.

The 74ACT16825DL is characterized for operation over a temperature range of -40°C to +85°C and can support data rates up to 200Mbps. It uses a low power CMOS process for improved performance over power dissipation and it also features Schmitt trigger input circuitry with hysteresis to provide improved noise immunity. The device is available in a 24-Pin SOIC package and is fully compatible with both CMOS and TTL logic.

The 74ACT16825DL is suitable for a variety of applications, including backplane and board-edge interconnects in servers, storage and communications systems, as well as applications such as point-to-point, point-to-multipoint, and clock distribution. It is also used in high speed buses and clock tree applications, such as those found in central processing units (CPUs) and memory controllers.

The 74ACT16825DL\'s working principle is based on the differential input configuration. A differential input is an electrical signal which is composed of two separate components that are 180° out of phase with each other. Most commonly this is a voltage difference between two lines, but it could also be a current difference. The differential inputs from the two lines are combined in a differential amplifier, which amplifies the difference between the two signals. The outputs from the differential amplifier are then level shifted in order to provide a compatible signal to the TTL/CMOS logic levels.

The 74ACT16825DL has four differential inputs and four single-ended outputs. It has two selectable power options; one for faster response and one for lower power operation. The device also features Schmitt trigger inputs which provide improved noise immunity, although this adds some delay to the response time. The device also incorporates a power-saving disable mode which can be used to reduce power consumption when the device is idle.

The 74ACT16825DL offers high speed, low power and excellent noise immunity, making it a popular choice for board-edge and backplane interconnects. It can also be used in a variety of applications where the fast response time, the low power consumption and the differential input capabilities are required. It is an ideal choice for a wide range of applications requiring high speed data transmission and advanced logic levels.

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