PNX2000

General description

The PNX2000 is a companion IC for use with the Nexperia^{TM 1} digital video home entertainment engines such as PNX8526 and PNX8550.

The PNX2000 is always used in combination with the PNX3000.

PNX2000 is intended for mid to high-end analog and hybrid TV sets, performing input decoding of single stream analog audio and single stream analog video signals. In addition, the PNX2000 is used for decoding and presentation of all audio output streams in the system. Figure 1 shows a block diagram of the device.

1. Nexperia is a trademark of Koninklijke Philips Electronics N.V.

Features

• Detection of PAL, NTSC or SECAM, and various 1f_H and 2f_H component video input sources.
• Full support for 1f_H and 2f_H video sources; progressive and interlaced.
• Decoding for global VBI Standards (WST, WSS, VPS, CC, VITC).
• ITU-656 output interface.
• Global multi-standard audio demodulation and decoding.
• Dolby Pro Logic II^{TM 2} multi-channel audio decoding and post-processing.
• Advanced fully programmable audio post-processing functions, including psychoacoustic spatial algorithms for optimal loudspeaker matching.

2. Dolby is a trademark of Dolby Laboratories

Applications

• Analog TV receivers.
• Hybrid TV receivers.
• DVD recorders.
• VCRs.

Block diagrams/pinning

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