CXD2467AQ Просмотр технического описания (PDF) - Sony Semiconductor

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CXD2467AQ

Digital Signal Driver/Timing Generator

Sony Semiconductor 

CXD2467AQ

(2) CLK1P/CLK1N and CLK1C input (CLKPOL1 = high)

HD (Active Low)

CLK1P

R1IN

N – 2 N N + 2 N + 4 N + 6 N + 8 N + 10 N+ 12 N + 14 N + 16 N + 18

R2IN

CLKOUT

N – 1 N + 1 N + 3 N + 5 N + 7 N + 9 N + 11 N + 13 N + 15 N + 17 N + 19

R1OUT N – 44 N – 42 N – 40 N – 38 N – 36 N – 34 N – 32 N – 30 N – 28 N – 26 N – 24

R2OUT N – 43 N – 41 N – 39 N – 37 N – 35 N – 33 N – 31 N – 29 N – 27 N – 25 N – 23

(3) CLK2 input

CLK2

R1IN

R2IN

CLKOUT

R1OUT

R2OUT

N – 2 N N + 2 N + 4 N + 6 N + 8 N + 10 N+ 12 N + 14 N + 16 N + 18

N – 1 N + 1 N + 3 N + 5 N + 7 N + 9 N + 11 N + 13 N + 15 N + 17 N + 19

N – 44 N – 42 N – 40 N – 38 N – 36 N – 34 N – 32 N – 30 N – 28 N – 26 N – 24

N – 43 N – 41 N – 39 N – 37 N – 35 N – 33 N – 31 N – 29 N – 27 N – 25 N – 23

1-3. Description of DSD Block Signal Processing Functions

The DSD block signal processing flow is shown below. The input RGB signals undergo fine picture quality

adjustment in the order of user adjustment, white balance adjustment and gamma correction. Further, the

CXD2467AQ is also equipped with various adjustment functions such as black frame processing, mute, OSD,

limiter, and negative/positive inversion.

User adjustment block

White balance

adjustment block

Gamma correction block

USER

R, G, B IN GAIN

USER

BRIGHT

SUB

GAIN

SUB

BRIGHT

GAMMA

GAM

GAIN

GAM

BRIGHT

R, G, B OSD

YS, YM

BLACK

FRAME

MUTE

Black frame

Mute

processing block block

OSD

OSD

block

LIMIT

INVERT

SELECT

R, G, B OUT

Limiter Negative/positive

block inversion block

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