TDA9554PS datasheet(90/125 Pages) PHILIPS

90 / 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

Picture Improvement Features

PEAKING CONTROL; NOTE 35

P.1.1

width of preshoot or overshoot

note 3

−

160

−

P.1.2

peaking signal compression

threshold

−

IRE

P.1.3

overshoot at maximum peaking

positive

−

P.1.4

negative

−

P.1.5

Ratio negative/positive

overshoot; note 36

−

1.8

−

P.1.6

peaking control curve

63 steps

see Fig.31

P.1.7

peaking centre frequency

setting PF1/PF0 = 0/0

−

2.7

−

MHz

P.1.8

setting PF1/PF0 = 0/1

−

3.1

−

MHz

P.1.9

setting PF1/PF0 = 1/0

−

3.5

−

MHz

CORING STAGE; NOTE 37

P.1.10

coring range

−

IRE

BLACK LEVEL STRETCHER; NOTE 38

P.2.1

Maximum black level shift

IRE

P.2.2

level shift at 100% peak white

−1

IRE

P.2.3

level shift at 50% peak white

−1

−

IRE

P.2.4

level shift at 15% peak white

IRE

DYNAMIC SKIN TONE (FLESH) CONTROL; NOTE 39

P.4.1

control angle

−

123

−

deg

P.4.2

correction range (angle)

−

deg

BLUE STRETCH; NOTE 41

P.7.1

decrease of small signal gain for

the red and green channel

BLS = 1

−

NUMBER

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

TDA9554PS Datasheet(PDF) 90 Page - NXP Semiconductors

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