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PNX2000 Datasheet

Audio video input processor

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PNX2000
Audio video input processor
Rev. 03 – 23 August 2004
Product data
1. General description
The PNX2000 is a companion IC for use with the Nexperia™ 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.
2. Features
Detection of PAL, NTSC or SECAM, and various 1fH and 2fH component video input
sources.
Full support for 1fH and 2fH video sources; progressive and interlaced.
Decoding for global VDBaItaSStahnedeatr4dUs.c(WomST, WSS, VPS, CC, VITC).
ITU-656 output interface.
Global multi-standard audio demodulation and decoding.
Dolby Pro Logic II™ 2 multi-channel audio decoding and post-processing.
Advanced fully programmable audio post-processing functions, including
psychoacoustic spatial algorithms for optimal loudspeaker matching.
DataShee
3. Applications
Analog TV receivers.
Hybrid TV receivers.
DVD recorders.
VCRs.
1. Nexperia is a trademark of Koninklijke Philips Electronics N.V.
2. Dolby is a trademark of Dolby Laboratories
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NXP Semiconductors Electronic Components Datasheet

PNX2000 Datasheet

Audio video input processor

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Philips Semiconductors
PNX2000
Audio video input processor
4. Ordering information
Table 1: Ordering information
Type number
Package
name
Description
PNX2000HL
LQFP144 plastic low profile quad flat package; 144 leads; body 20 × 20 × 1.4 mm
Version
SOT486-1
5. Block diagram
et4U.com
I2C-bus
INT
DLINK2
DLINK1 DLINK3
PNX2000
audio data SIF or L/R
video data CVBS, Y/C, YUV
54 MHz clock
27 Msps or 54 Msps
I2D
I2C-BUS
GTU
VIDDEC
HSYNC
HSYNC/
VSYNC
13.5 MHz or
27 MHz
Xtal
6× I2S-bus
outputs
6× I2S-bus
inputs
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CLOCKS
DEMDEC DSP
AUDIO DSP
×4 ×6 ×2
PI-bus
BCU
DCU
ITU-656
PNX3000
interface
(2 stereo
or 4 mono)
Fig 1. Block diagram
ITU-656
1fH or 2fH
10-bit data
mce559
DataShee
DataSheet4U.com
9397 750 13928
Product data
DataSheet4 U .com
Rev. 03 – 23 August 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
2 of 31


Part Number PNX2000
Description Audio video input processor
Maker NXP
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