STV2238H View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STV2238H

I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR

STMicroelectronics 

STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS

4.10.12 RGB Outputs

Symbol

VB/W

VBLUE

ISINK

ISOURCE

ROUT

VBLANK

VCLIP

Black-ctr

Black-sat

Rel-Black

Black-T

Track

Bwidth

Parameter

Test Conditions

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

Output Signal Amplitude

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

APR OFF, no load

Output Sinking Current

Output Source Current

Internal Output Resistance

Blanking Level

No load

High Clipping Level

No load

Variation of black level with contrast

Variation of black level with satura-

tion

Relative Variation in black level be-

tween the three channels

20dB contrast variation

Overall brightness range

±5% VCC1

Black Level Thermal Drift

Tracking between Luminance and

Chrominance signals

At typical saturation

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

Contrast

YUV inputs to RGB outputs

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

EXT. RGB inputs to RGB outputs

Min.

1.2

6

6

5

Typ.

2.8

1.5

1.5

150

0.2

6.8

1

8

8

6

Max. Unit

V

VPP

mA

1.8 mA

W

0.4

V

V

30 mV

50 mV

20 mV

mV/°C

2

dB

MHz

Figure 13. Auto Flesh Characteristics

Figure 12. Black Stretch Static Characteristics

(IRE)

Y OUT (%)

100

Phase Correction (Deg)

20

Wide Response

10

0

Narrow

Response

50

-10

Chroma Input

Phase (Deg)

-20

0 30 60 90 120 150 180 210 240

0

-15

YIN(%)

50

100

41/86

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