TDA9550 datasheet(72/125 Pages) PHILIPS

72 / 125 page

2000 Jun 22

Philips Semiconductors

Tentative Device Speciﬁcation

TV signal processor-Teletext decoder with

embedded

µ-Controller

TDA955X/6X/8X PS/N1 series

Table 79

Video ident mode

Table 80 Forced slicing level for vertical sync

Table 81

Switch-off in vertical overscan

Table 82

Forced ﬁeld frequency

Table 83

Interlace

Table 84

Vertical divider mode

Table 85 Black current measuring lines in overscan (for

vertical zoom setting

< 1)

Table 86 AFC switch

Table 87 Disable ﬂash protection

Table 88 X-ray detection

Table 89 Service blanking

Table 90

Adjustment Vg2 voltage

Table 91

Enable vertical guard (RGB blanking)

Table 92

EHT tracking mode

VID

VIDEO IDENT MODE

ϕ1 loop switched on and off

not active

FSL

SLICING LEVEL

slicing level dependent on noise detector

ﬁxed slicing level of 70%

OSO

MODE

Switch-off undeﬁned

Switch-off in vertical overscan

FORF

FORS

FIELD FREQUENCY

auto (60 Hz when line not in sync)

60 Hz

keep last detected ﬁeld frequency

auto (50 Hz when line not in sync)

STATUS

interlace

de-interlace

NCIN

VERTICAL DIVIDER MODE

normal operation

switched to search window

OSVE

MODE

normal operation

measuring lines in overscan

AFN

MODE

normal operation

AFC not active

DFL

MODE

ﬂash protection active

ﬂash protection disabled

XDT

MODE

protection mode, when a too high EHT is

detected the receiver is switched to stand-by

and the XPR-bit is set to 1

detection mode, the receiver is not switched

to stand-by and only the XPR-bit is set to 1

SBL

SERVICE BLANKING MODE

off

1on

AVG

MODE

normal operation

1Vg2 adjustment (WBC and HBC bits in output

byte 01 can be read)

EVG

VERTICAL GUARD MODE

not active

active

HCO

TRACKING MODE

EHT tracking only on vertical

EHT tracking on vertical and EW

TDA9550 датащи(PDF) 72 Page - NXP Semiconductors

TDA9550 датащи(HTML) 72 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

датащи скачать

ссылки URL