LMH0041SQ/NOPB

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Function:	Deserializer
Data Rate:	2.7Gbps
Input Type:	LVCMOS
Output Type:	LVDS
Number of Inputs:	2
Number of Outputs:	5
Voltage - Supply:	2.5V, 3.3V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	48-WFQFN Exposed Pad
Supplier Device Package:	48-WQFN (7x7)
Base Part Number:	LMH0041

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Introduction to LMH0041SQ/NOPB

The LMH0041SQ/NOPB is a video serializer/deserializer (serdes) device from Texas Instruments. It is a four channel, 4-lane serdes to serialize four 10-bit Video Input Data (VID_A to VID_D) streams into one 40-bit line rate data stream, and deserialize a 40-bit line rate data stream into four 10-bit video output data (VID_A to VID_D) streams. The device implements a highly-flexible multi-standard serializer and deserializer in a single chip, capable of supporting a variety of serial protocols, LVDS (Low-Voltage Differential Signaling) to reduce signal skew, pre-emphasis for improved signal integrity and jitter performance, and programmable equalizer and signal pre-conditioning for better link performance.The LMH0041SQ/NOPB is designed to interface digital video signals such as; 1080p (8 bit) and 3G-SDI (10 bit) from standard sources such as HD-SDI, SD-SDI and analog cameras with Serial Digital Interfaces. It supports various data rates of up to 4.25 Gbpsand can be used in a variety of applications, such as HDMI, Displayport, and automotive video systems.

Application Field of LMH0041SQ/NOPB

The LMH0041SQ/NOPB is a SerDes technology device used to convert high-speed digital signals from parallel to serial and serial to parallel. It is ideal for transferring and receiving high-bandwidth digital data between digital video sources and displays.The LMH0041SQ/NOPB offers broad application possibilities across a wide range of industries, including consumer electronics, industrial automation, medical devices, and telecommunications. The LMH0041SQ/NOPB can be used in HDMI applications as a bidirectional serial port, allowing digital video streams to be converted from parallel to serial, and vice-versa, up to a data rate of 4.25 Gbps. It is also suitable for converting 4 x 3G-SDI video signals to one 4 x 10 bit serial data stream, and reconverting them to four 3G-SDI video outputs, making it ideal for modern multi-channel, multi-standard video broadcasting applications. The device can also be used in Displayport applications, with up to four Displayports being simultaneously supported.In automotive applications, the device supports MIPI DSI, DBI, DPI, and D-PHY protocols, and is used in the development of multi-standard, multi-channel displays in automotive infotainment systems. The LMH0041SQ/NOPB enables high-speed data transfer to support a number of applications, including Multi-Link DVI, Dual-Link DVI, Dual-Link DisplayPort, 3G-SDI, HD-SDI, SD-SDI, LTE, and wireless applications.

Working Principle of LMH0041SQ/NOPB

The LMH0041SQ/NOPB works on the principle of serialization and deserialization (serdes). It serializes four 10-bit video input data (VID_A to VID_D) streams into one 40-bit line rate data stream and deserializes a 40-bit line rate data stream into four 10-bit video output data (VID_A to VID_D) streams. The device supports a variety of serial protocols including LVDS, which encodes the data as a differential signal to reduce signal skew, and pre-emphasis to improve signal integrity and jitter performance. Additionally, it has programmable equalizers and signal pre-conditioners for better link performance.The serialized data is then transmitted over the link of choice (e.g. HDMI, Displayport, MIPI DSI, DBI, DPI and D-PHY), after which it is deserialized once it reaches the other end. The deserialized data is then converted back into parallel data which can be processed as usual.

Conclusion

The LMH0041SQ/NOPB serdes device from Texas Instruments provides a highly flexible solution for transmitting and receiving high-bandwidth digital data between digital video sources and displays. It supports various data rates of up to 4.25 Gbps and can be used in a variety of applications, such as HDMI, Displayport, and automotive video systems. The device supports a variety of serial protocols including LVDS to reduce signal skew and pre-emphasis to improve jitter performance. Additionally, it has programmable equalizers and signal pre-conditioners for better link performance.

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