CXA2153 データシートの表示（PDF） - Sony Semiconductor

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CXA2153

Preamplifier for High Resolution Computer Display

Sony Semiconductor 

CXA2153S

No. Measurement item Symbol

DAC output voltage

(BKG = 00)

19

DAC output voltage

(BKG = FF)

VBKG1

VBKG2

Measurement contents

Measure the DAC output voltage (Pin 20)

when BKG = 00/FF.

Min. Typ. Max. Unit

1.25 1.45 1.67

V

5.45 5.7 5.95

Input the crosshatch signal of Dot Clock

100MHz/ 0.7p-p to the RGB inputs, and

measure the VDET output amplitude.

VDET LEVEL = 0

20

VDET output

amplitude

VDET

Input signal

0.7Vp-p

3.35 3.8 4.4 Vp-p

10ns

10ns

Sharpness gain 1 SHP1

21 Sharpness gain 2 SHP2

Sharpness gain 3 SHP3

GAM1

22 Gamma correction

GAM2

GAM3

GAM4

Input a 10MHz sin wave to RGB at an

amplitude of 0.1Vp-p, and measure the

output level.

(CONTRAST: 7F/DRIVE: FF/ABL: 5V)

SHP1: SHP GAIN = F/SHP SW = 0

SHP2: SHP GAIN = 0/SHP SW = 3

SHP3: SHP GAIN = F/SHP SW = 3

Input signal

0.1Vp-p

CLP potential

(approximately 3.1V)

0.3 0.4 0.5

0.3 0.4 0.5 Vp-p

0.6 0.8 1.0

Input 15 [IRE] and 60 [IRE] amplitude

signals (100 [IRE] = 0.7Vp-p) to the RGB

inputs, and measure the output amplitude.

GAM1: GAMMA1 = 3/POL1 = 1,

Vin = 0.105Vp-p

GAM2: GAMMA1 = 3/POL1 = 0,

Vin = 0.105Vp-p

GAM3: GAMMA2 = F/POL2 = 1,

Vin = 0.42Vp-p

GAM4: GAMMA2 = F/POL2 = 0,

Vin = 0.42Vp-p

(CONTRAST: 7F/DRIVE: FF/ABL: 5V)

0.5 0.65 0.8

0.05 0.15 0.25

Vp-p

1.8 2.1 2.4

0.8 1.0 1.25

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