74F899SCX

Series:	74F
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Logic Type:	Transceiver, Non-Inverting
Number of Elements:	1
Number of Bits per Element:	9
Input Type:	--
Output Type:	3-State
Current - Output High, Low:	3mA, 64mA
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	28-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	28-SOIC
Base Part Number:	74F899

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Introduction

The 74F899SCX is a high-speed, low-power, quadruple-size line receiver or transceiver that is ideal for transmit or receive data in bi-directional communications applications. It provides excellent signal integrity with improved timing and data rates. This device is used in a variety of communication systems, including modems, routers, switches, multiplexers, hubs, and servers.

Application Fields

The 74F899SCX is used for communications systems that require bi-directional data transmission, such as modems, routers, switches, multiplexers, hubs, and servers. It is well-suited for applications such as point-to-point, line-of-site, satellite-based, and wide-area networks. The device can be used to transmit and receive data at speeds up to 1.125 GHz and is capable of both full- and half-duplex operation. It is also compatible with the widely used Fibre Channel Protocol (FCP). The device is ideal for applications where low-power consumption, high-speed data throughput, and superior signal integrity are essential. It is designed to be highly robust and can withstand extreme temperatures, electromagnetic interference (EMI), and high-voltage switching.

Working Principle

The 74F899SCX is designed to process bi-directional data transmission by using LVDS technology. The logic-input and logic-output sections operate independently of one another and can transmit and receive data at 1.125GHz.The 74F899SCX includes four parallel data paths and two differential logic inputs. The logic inputs, which support LVTTL, LVCMOS and LVDS signals, can be configured as either input or output. The device is powered by a 3.3V supply and can withstand voltages up to 28V.The device includes an enable input that can be used to control the logic-input and logic-output section. The enable input is used to enable/disable the device when needed. The enable input can also be used to enable different data paths. When enable is high, both the input and output are enabled. The 74F899SCX processes data from both the integrated LVDS transmitters and receivers. Transmit data is converted to LVDS for transmission and is received by the integrated LVDS receivers. Received data is then converted back to logic-level signals and can then be used for further processing.The device also includes power-down, power-on reset, and built-in thermal shutdown features. These features are used to prevent the device from overheating which can damage the device or cause data loss.

Conclusion

The 74F899SCX is an ideal device for applications that require bi-directional communication with low-power consumption and high-speed data throughput. It is well-suited for a variety of communication systems, including modems, routers, switches, multiplexers, hubs, and servers. The device includes logic-input and logic-output sections that operate independently and can transmit and receive data at up to 1.125GHz. The device also includes a power-down, power-on reset, and thermal shutdown feature to protect from damage or data loss.

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