74F620PC

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The 74F620P is a 5V-tolerant technology, high speed, dual, differential driver and receiver. Its construction establishes when it is used, a high degree of system directly interface and that helps cut down many cost and board space. The 74P620P device is used in automotive, industrial, cellphone, telecom and computer related groups such as logic boards, peripheral controllers, and cable testers. The 74P620P offers both low noise and high power data transmission within a wide range of applications.

The 74F620P is designed for balanced transmission lines and is suitable for driving and receiving signals in two-wire and four-wire applications. It provides differential line drivers and receivers in one 24-pin package and contains two low-impedance differential line outputs, two low-impedance differential line inputs and two low-impedance differential line receivers.

The 74P620P also provides a pair of 2-input NAND, NOR, AND OR gates for use with the differential receiver. The drivers can accept TTL or CMOS levels and can drive low or high impedances up to 400 ohms. The output driver section is capable of driving up to 15mA into each line with a maximum of 3V output high and 1.5V minimum low. The output driver section is capable of driving up to 15mA into each line.

The 74F620P driver and receiver are combined in one package, allowing better performance and utilization of circuit board space. The driver transmitter function is asynchronous, using separate pins for each data input, whereas the receiver input pins are connected to the same source, making them synchronous.

The 74F620P also includes an active current source on the outputs to improve level shifting. It also includes an open-collector output enable driver that can be used to enable both outputs. The output enable is asserted active low and the device is enabled when both inputs of the NAND gate or one of the inputs of the NOR gate are at the low logic level. The enable output is open drain and can be connected to other devices for flexible level shifting or strapping between TTL and CMOS signals. The use of active outputs makes the 74F620P an effective and cost-effective solution for data transmission and reception.

In summary, the 74F620P dual differential driver and receiver is used to provide electrical isolation and level shifting between logic and transmission lines. The device provides bidirectional data transmission, with each line having its own separate input, output, and enable. It is useful for driving and receiving signals in two-wire and four-wire applications, and is commonly used in automotive, industrial, mobile, telecom and computer applications. Thanks to its high-speed performance, minimum delay time and low-noise outputs, it can also be used as an interface between microprocessors and control lines.

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