STV223XD datasheet(37/76 Pages) STMICROELECTRONICS

37 / 76 page

STV223XD/224XC - ELECTRICAL CHARACTERISTICS

37/76

Figure 12. Black Stretch Static Characteristics

(IRE)

Figure 13. Auto Flesh Characteristics

RGB OUTPUTS

Symbol

Parameter

Test Conditions

Min.

Typ

Max.

Unit

VB/W

Output Signal Amplitude B/W

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

Max., Drive Max., Saturation and

bright Nom., APR OFF, no load

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

ISOURCE

Output Source Current

1.8

ROUT

Internal Output Resistance

150

Ω

VBLANK

Blanking Level

No load

0.2

0.4

VCLIP

High Clipping Level

No load

6.8

Black-ctr

Variation of black level with contrast

Black-sat

Variation of black level with satura-

tion

Rel-Black

Relative Variation in black level be-

tween the three channels

20dB contrast variation

Overall brightness range

±5% VCC1

Black-T

Black Level Thermal Drift

mV/°C

Track

Tracking between Luminance and

Chrominance signals

At typical saturation

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

Contrast

2dB

Bwidth

Bandwidth of output signals at -3dB

YUV inputs to RGB outputs

OSD RGB inputs to RGB outputs

EXT. RGB inputs to RGB outputs

MHz

100

-20

100

YOUT(%)

YIN(%)

-20

-10

Phase Correction (Deg)

210

240

150

120

180

Chroma Input

Phase (Deg)

Narrow

Response

Wide Response

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