PNX3000 데이터 시트보기 (PDF) - Philips Electronics

부품명

상세내역

일치하는 목록

PNX3000

Analog front end for digital video processors

Philips Electronics 

Philips Semiconductors

Analog front end for digital video

processors

Table 5 AFC switch

AFN

0

1

normal operation

AFC not active

MODE

Table 6 AFC window

AFW

0

1

normal

enlarged

AFC WINDOW

Table 7 IF sensitivity

IFS

0 normal

1 reduced

IF SENSITIVITY

Table 8 Internal or external AGC mode

AGCM

0 internal

1 external

MODE

Table 9 Fast filter IF PLL

FFI

CONDITION

0 normal time constant

1 increased time constant

Table 10 Video modulation standard

PMOD

CONDITION

0 negative modulation (FM sound)

1 positive modulation (AM sound)

Table 11 IF AGC speed

AGC1

0

0

1

1

AGC0

0

1

0

1

AGC SPEED

0.7 × norm

norm

3 × norm

6 × norm

Preliminary specification

PNX3000

Table 12 IF amplifier on/off

IFON

0

1

MODE

IF amplifier not active

normal operation

Table 13 Selection of signal on analog DTV output

DSIF

0

0

1

1

DFIF

MODE

0 DTV second IF

1 DTV first IF

0 2nd SIF internal

1 spare

LPF

ACTIVE

Y

N

N

N/A

Table 14 Vision IF input select

DTV

0

1

VIF input

DTVIF input

MODE

Table 15 Calibration of IF PLL demodulator

IFLH

0

1

MODE

calibration system active

calibration system not active

Table 16 IF PLL mode

SYNT

MODE

0 normal mode

1 synthesizer mode

Table 17 Second sound IF input

SSIF

0

1

internal input

external input

MODE

Table 18 Sound operation

QSS

0

1

MODE

intercarrier sound

quasi split sound

2004 Oct 04

16

Share Link: