STV2216 查看數據表（PDF） - STMicroelectronics

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STV2216

BUS CONTROLLED NTSC/PAL TV PROCESSOR

STMicroelectronics 

STV2216

ELECTRICAL CHARACTERISTICS (VCC = 9V, Tamb = 25oC, unless otherwise specified) (continued)

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

FAST BLANKING INPUT (Pin 15)

VTHFB1-15

VTHFB2-15

Tswi1-15

Tswi2-15

IFB-15

Insertion Threshold Voltage

Blanking Threshold Voltage

Insertion Switching Delay

Blanking Switching Delay

Input Current

0V at Pin 15

0.5 0.7 0.85 V

1.6 2.0 2.4 V

30

ns

50

ns

50 µA

BLACK STRETCH CONTROL (Pin 18) (Figure 7)

BSth1

BSMax.

BSVMax.-18

BSVMin.-18

I100IRE

I0IRE

Black Expansion Start Point

Maximum Expansion referred to B/W

Black Stretch Control Voltage

Discharging Current

Loading Current

Y/CVBS (Pin 20), 0.7V (B/W)

Y/CVBS (Pin 20), 0.7V (B/W)

Maximum black stretch

No black stretch

Y = 100IRE

Y = 0IRE

50

%

-20

%

5.2

V

5.9

V

8

µA

25

µA

CATHODE CURRENT INPUT (Pin 30)

VLEAK

VCoff

Leakage Current Reference Voltage

Cut-off Current Reference Voltage

refered to Leakage Current Reference

VSB

Start Beam Current Detection

Reference Voltage

ILow-30 Source current

AUTOMATIC CUT-OFF CAPACITORS (Pins 24-25-26)

1.80 2.0 V

250

mV

2.1 2.3

V

150 250

µA

I24-25-26 Control Current

BEAM CURRENT LIMITER VOLTAGE (Pin 31)

70 100 130 µA

VTH1-31 Contrast Attenuation Starting

VTH2-31 Brightness Attenuation Starting

VTH3-31 Contrast Attenuation Ending

CTR-BCL Contrast Attenuation at V31=VTH3-31

VTH4-31 Brightness Attenuation Ending

BRIG-BCL Brightness Attenuation at V31=VTH4-31

CLP31 High Clamping Voltage

RGB OUTPUTS (Pins 27-28-29)

6.0

V

5.5

V

5.0

V

14.0

dB

4.5

V

100

%

6.5

V

VBW

Output Signal Amplitude (B to W)

IS27-28-29 Output Sinking Current

VM27-28-29 Maximum Peak White Level

VBlack27-28-29 Blanking Level

RCO Cut-off Output Range

DCCO Cut-off Adjustment Range

DRIV Drive Adjustment Range

R BRIG Brightness Range

0.7V B/W at Pin 20, Drive Max.,

2.85

V

Contrast Max., Brightness Typ.,

Saturation Typ.

1.5 2

mA

7.8

V

No load

0.3 0.45 0.6 V

2 2.6

V

On Red and Green ouputs

Pins 29 and 28, Drive Max.

300

mV

7

dB

Relative to B/W amplitude on

30 40 50 %

R,G,B outputs at Contrast Max.

10/26

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