STV2247H(2009) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

STV2247H
(Rev.:2009)

I²C bus-controlled multistandard single chip TV processor

STMicroelectronics 

STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS

4.10.12 RGB Outputs

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

0.7V B/W on Y/CVBS inputs, Contrast

VB/W Output Signal Amplitude B/W

Max., Drive Max., Saturation and

bright Nom., APR OFF, no load

2.8

V

VBLUE Output Signal Amplitude

75/100 color bar, no Y nom. settings,

APR OFF, no load

1.5

VPP

ISINK Output Sinking Current

1.2 1.5

mA

ISOURCE Output Source Current

1.8 mA

ROUT Internal Output Resistance

150

Ω

VBLANK Blanking Level

No load

0.2 0.4 V

VCLIP High Clipping Level

No load

6.8

V

Black-ctr Variation of black level with contrast

30 mV

Black-sat

Variation of black level with satura-

tion

t(s) Rel-Black

c Black-T

Relative Variation in black level be-

tween the three channels

20dB contrast variation

Overall brightness range

±5% VCC1

Black Level Thermal Drift

rodu Track

Tracking between Luminance and

Chrominance signals

At typical saturation

From Max. Contrast (0 dB) to -10 dB

Contrast

YUV inputs to RGB outputs

6

P Bwidth Bandwidth of output signals at -3dB OSD RGB inputs to RGB outputs

6

te EXT. RGB inputs to RGB outputs

5

50 mV

20 mV

1

mV/°C

2

dB

8

8

MHz

6

le Figure 13. Auto Flesh Characteristics

so Figure 12. Black Stretch Static Characteristics

b (IRE)

O YOUT (%)

- 100

Phase Correction (Deg)

20

Wide Response

10

t(s) 0

Narrow

c Response

u 50

-10

d Chroma Input

ro Phase (Deg)

-20

P 0 30 60 90 120 150 180 210 240

0

bsolete-15

YIN(%)

50

100

41/86

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