TVP5146M1PFP

Series:	--
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Discontinued at Digi-Key
Moisture Sensitivity Level (MSL):	--
Type:	Video Decoder
Applications:	Monitors, TV
Voltage - Supply, Analog:	1.8V, 3.3V
Voltage - Supply, Digital:	1.8V, 3.3V
Mounting Type:	Surface Mount
Package / Case:	80-TQFP Exposed Pad
Supplier Device Package:	80-HTQFP (12x12)
Base Part Number:	TVP5146M1

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Commonly used in television systems, the TVP5146M1PFP is a single-chip video and audio decoder that offers a variety of features. The decoder conveniently supports multiple video formats, including NTSC, PAL, and SECAM. Moreover, it also supports composite or S-Video input. To support these varied types of media, the chip comes loaded with several embedded features. The TVP5146M1PFP is typically classified as an interface-encoder, decoder, or converter and fuses the functionality of these devices together. The chip has several audio/video components and signal-processing blocks that are mounted onto the same die and share a common data, control, and address bus. The decoder comprises an analog front-end part for signal conversion and a digital base-band processing unit for signal conditioning and source decoding. All signal conditioning blocks are settable via engineering controls. These controls enable automated signal level setting and video evaluation, allowing engineers to tailor the signal to exact requirements. At its most essential level, the TVP5146M1PFP’s core function is to down-convert incoming values. The chip converts its high-end, high-resolution input signal into a lower-resolution, lower-quality output signal, similar to human vision. It can convert a myriad of input formats, such as CVBS, Y/C, and RGB, into output formats such as YUV-4:2:2, RGB-4:4:4, and ITU-R-BT.656. The chip’s embedded properties offer several add-on benefits, such as programmable contrast, hue, and saturation control. Thanks to the embedded filters, sizable 50dB input signal attenuation, low-pass noise filtering, and high-pass noise suppression. Additionally, the chip integrates programmable onboard digital filters for horizontal and vertical line flicker suppression, chroma carrier offset detection, and luminance cutoff filter (5MHz). Whether used in live sports broadcasts, news programs, or other television production, the TVP5146M1PFP delivers excellent video and audio decoding quality. The chip also ensures complete message integrity while optimizing the signal strength and connecting an uncompressed stream to the user’s host device. It is ideal for multiple video and audio applications along with applications requiring video input conversion. Integrating an EEPROM, the chip pops up a software messages for error detection and correction. The software messages further notify the user about the correct alignment and complete source decoding without errors. Further, the user is provided control over DC gain, vertical synchronization, horizontal line locking gains, and vertical line locking gains. In summary, the TVP5146M1PFP is a single-chip video and audio decoder used primarily in television systems. It is classified as an interface-encoder, decoder, or converter and fuses their functionalities into one device. Its core role is to down-convert high-end, high-resolution inputs into lower-resolution, lower-quality signals, while providing an uncompressed stream to the user’s host device. The chip also offers additional features such as controllable contrast, hue, and saturation, while also incorporating noise filters and internal digital filters. Thanks to its EEPROM, the user is provided with messages for error detection, alignment, and complete source decoding.

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