adv7342 Analog Devices, Inc., adv7342 Datasheet - Page 14

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adv7342

Manufacturer Part Number
adv7342
Description
Multiformat Video Encoder Six, 11-bit, 297 Mhz Dacs
Manufacturer
Analog Devices, Inc.
Datasheet

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ADV7342/ADV7343
P_HSYNC
P_VSYNC
P_BLANK
Y OUTPUT
a = 32 CLOCK CYCLES FOR 525p
a = 24 CLOCK CYCLES FOR 625p
AS RECOMMENDED BY STANDARD
b(MIN) = 244 CLOCK CYCLES FOR 525p
b(MIN) = 264 CLOCK CYCLES FOR 625p
c = PIPELINE DELAY. PLEASE REFER TO RELEVANT PIPELINE DELAY. THIS CAN BE FOUND IN THE DIGITAL TIMING
SPECIFICATION SECTION OF THE DATA SHEET.
A FALLING EDGE OF HSYNC INTO THE ENCODER GENERATES A SYNC FALLING EDGE ON THE OUTPUT AFTER A TIME
EQUAL TO THE PIPELINE DELAY.
Y7 TO Y0
a AND b AS PER RELEVANT STANDARD.
c = PIPELINE DELAY. PLEASE REFER TO RELEVANT PIPELINE DELAY. THIS CAN BE FOUND IN THE DIGITAL TIMING
SPECIFICATION SECTION OF THE DATA SHEET.
A FALLING EDGE OF HSYNC INTO THE ENCODER GENERATES A SYNC FALLING EDGE ON THE OUTPUT AFTER A TIME
EQUAL TO THE PIPELINE DELAY.
Y OUTPUT
P_HSYNC
P_BLANK
P_VSYNC
C7 TO C0
Y7 TO Y0
Figure 14. ED-SDR, 16-Bit, 4:2:2 YCrCb ( HSYNC / VSYNC ) Input Timing Diagram
Figure 15. ED-DDR, 8-Bit, 4:2:2 YCrCb ( HSYNC / VSYNC ) Input Timing Diagram
a
a
c
c
Rev. 0 | Page 14 of 88
b
b
Cb0
Y0
Cb0
Cr0
Y1
Y0
Cb2
Y2
Cr0
Cr2
Y3
Y1

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