CXA3503 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA3503

Driver/Timing Generator for Color LCD Panels

Sony Semiconductor 

CXA3503R

Item

Symbol

Serial data

setting (HEX)

Measurement conditions

Min. Typ. Max. Unit

White limiter

variable amount

VWL1

VWL2

WHITE-LIM

00h

Set CONT = FFh, input SG2 (0.35Vp-p) to

TP71, measure the inverted and non-inverted ±1.2 ±0.6

±0

white limit level when WHITE-LIM = 00h and

03h, and assume the difference from the

V

WHITE-LIM output DC voltage as VWL1 and VWL2,

±0.6 ±1.2 ±1.8

03h respectively.

Black level

difference between ∆VB

R, G and B

Measure the non-inverted black level at

TP32, TP34 and TP36, and obtain the

maximum and minimum difference between

these values.

300 mV

RGB output DC

voltage

Vc

Measure the output DC level (average

voltage) at TP32, TP34 and TP36

5.8 6.0 6.2 V

DC voltage

difference between ∆Vc

RGB

Measure the output average voltage

difference at TP32 and TP34 relative to the

output average voltage at TP36.

±200 mV

USER-BRT

variable amount

∆UB1

∆UB2

U-BRT

00h

U-BRT

7Ah

Measure the inverted and non-inverted black

±0.8 ±1.5

level at TP36 when U-BRT = 00h and 7Ah

and assume the difference from the average

V

voltage as ∆UB1 and ∆UB2, respectively. ±4.5 ±4.9

Set U-BRT = 23h, CONT = 80h, COLOR =

40h, and assume the amplitude at TP32

θ1

HUE 00h when SG4 (56mVp-p) is input to TP72 as V1. –20 –25

deg

Hue

variable amount

Similarly, assume the amplitude at TP34

when SG4 (100mVp-p) is input to TP70 as V2.

θ = tan – 1 (V1/V2). Assume the θ when HUE

θ2

HUE FFh = 00h, 80h and FFh as θa, θb and θc,

respectively.

20 25

deg

θ1 = θa – θb, θ2 = θc – θb

Picture

variable amount

GP1

GP2

PIC-G

01h

PIC-G

1Fh

Set CONT = 2Fh, input SG3 to TP71, and

measure the TP36 amplitude at f0 relative to –1.5 0 1.5

the TP36 amplitude at 100kHz when PIC-G

dB

= 01h and 1Fh. f0 at PIC-f0 = 00h, 01h, 02h

and 03h is 2MHz, 2.2MHz, 2.6MHz and

10 12

2.9MHz, respectively.

Color

variable amount

GC1

GC2

COLOR

00h

COLOR

FFh

Input SG4 (50mVp-p) to TP70 and TP72,

and assume the output amplitude at TP32

–30 –20

and TP34 when COLOR = 00h, 80h and FFh

dB

as V1, V2 and V3, respectively.

GC1 = 20 log (V1/V2)

5.0 6.0

GC2 = 20 log (V3/V2)

– 15 –

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