ADV7152

–6–

REV. B

SCKIN

END OF SCAN

LINE (N)

SCKOUT

START OF SCAN

LINE (N+1)

BLANKING PERIOD

BLANK

*INCLUDES PIXEL DATA (R0-R7, G0-G7, B0-B7); PALETTE SELECT INPUTS (PS0-PS1); SYNC; BLANK

Figure 7. Video Data Shift Clock Input (SCKIN) & BLANK vs. Video Data Shift Clock Output (SCKOUT)

CLOCK

10 %

50 %

90 %

WHITE LEVEL

BLACK LEVEL

FULL SCALE

TRANSITION

ANALOG

OUTPUTS

IOR, IOR

IOG, IOG

IOB, IOB

NOTE:

THIS DIAGRAM IS NOT TO SCALE. FOR THE PURPOSES OF CLARITY,

THE ANALOG OUTPUT WAVEFORM IS MAGNIFIED IN TIME AND

AMPLITUDE W.R.T. THE CLOCK WAVEFORM.

Figure 8. Analog Output Response vs. CLOCK

VALID

CONTROL DATA

D0–D9

(READ MODE)

D0–D9

(WRITE MODE)

CE

R/W, C0, C1

R/W = 1

R/W = 0

Figure 9. Microprocessor Port (MPU) Interface Timing