PNX3000 View Datasheet(PDF) - Philips Electronics
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Description
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PNX3000 Datasheet PDF : 51 Pages
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Philips Semiconductors
Analog front end for digital video
processors
Preliminary specification
PNX3000
Table 30 Group delay correction
GD
MODE
0 group delay correction bypass
1 group delay correction active
Table 31 2nd SIF LPF mode
SLPM
MODE
0 2nd SIF LPF active
1 2nd SIF LPF bypass (for FM radio 10.7 MHz)
Table 32 Bypass anti-alias filters of secondary CVBS
BPS
0
1
MODE
normal operation
secondary CVBS anti-alias filters bypass
Table 33 Sound trap frequency
ST1 ST0
FREQUENCY
0
0 5.5 MHz
0
1 4.5 MHz
1
0 6.0 MHz
1
1 6.5 MHz
Table 34 Data link transmitter test mode
DRND
MODE
0 normal operation
1 pseudo random test mode; note 1
Note
1. The pseudo random mode can be used for in-circuit
testing of the data link connections between data link
transmitter in the analog front end IC and data link
receiver in the digital video processor IC.
Table 35 YUV 2fH clamp pulse timing
HDTV
MODE
0 normal timing (480p signal)
1 HDTV timing (1080i signal)
Table 36 Data link modes; note 1
DM
APPLICATION
0 Normal
1 YUV 2fH
MODE
0
1
Note
1. See Table 2 in Chapter “Functional description”.
Table 37 Selection of secondary video signal
SEC3
0
0
0
0
1
0
1
0
SEC2 SEC1
0
0
0
0
0
1
0
1
0
1
1
0
1
0
1
0
other
SEC0
0
1
0
1
1
0
0
1
SELECTED
SIGNAL
CVBS_IF
CVBS1
CVBS2
CVBS3
Y + C3
CVBS4
Y + C4
CVBS_DTV
CVBS_IF
Table 38 Selection of primary video channel
PRI3
0
0
0
0
1
0
1
1
PRI2 PRI1
0
0
0
0
0
1
0
1
0
1
1
0
1
0
1
1
other
PRI0
0
1
0
1
1
0
0
0
SELECTED
SIGNAL
CVBS_IF
CVBS1
CVBS2
CVBS3
Y + C3
CVBS4
Y + C4
YC_COMB
CVBS_IF
Table 39 Video ident mode
VIM
MODE
0 ident coupled to CVBS_IF
1 ident coupled to selected primary CVBS signal
Table 40 IF video mute
VSW
0
1
MODE
normal operation
CVBSOUTIF muted
2004 Oct 04
18
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