GS1503-CFZ Gennum Corp., GS1503-CFZ Datasheet - Page 15

• Manufacturer Part Number: GS1503-CFZ
• Description: HD EMBEDDED AUDIO CODEC
• Manufacturer: Gennum Corp.

1.3.3
The GS1503 will insert TRS and Line Numbers based on
EXTF and EXTH inputs. See Figure 14 for timing. In
progressive format video standards, a high-to-low edge
signal must be input at the EXTF external pin on every
frame to indicate the position of line 1. See Figure 15.
Y, C b /C r
Y, C b /C r
EXTH
EXTF
EXTH
EXTF
10-bit or 8-bit Y and C
4 VCLK
4 VCLK
Fig. 13 Configuration for 10-bit or 8-bit Y and C
b
/C
r
Input without TRS and Line Numbers
Fig. 14 Video Input Format (8/10-bit without TRS and Line Numbers)
Line 1
Y[9:0]
C b / C r [9:0]
EXTF
EXTH
Fig. 15 Video Input Format (Progressive)
+3.3V
15 of 83
VIN[19:10]
VIN[9:0]
DSCBYPASS
b
/C
r
Input Video without TRS and Line Numbers
GS1503
Video
Video
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