Datasheet

© 2005 Fairchild Semiconductor Corporation www.fairchildsemi.com
FMS6403 • Rev. 1.0.4 11
FMS6403 — Triple Video Drivers with Selectable HD/PS/SD Bypass Filters for RGB and YPbPr Signals
Table 1. Sync Timings
Format Refresh
Sample
Rate
Period (T) A B C H-Rate
480i 30Hz 13.5MHz 74ns 20T=1.5µs 64T=4.7µs 61T=4.5µs 15.75kHz
480p 60Hz 27 MHz 37ns 20T=750ns 64T=2.35µs 61T=2.25µs 31.5kHz
720p 60Hz 74.25 MHz 13.4ns 70T=938ns 40T=536ns 220T=2.95ns 45kHz
1080i 30Hz 74.25 MHz 13.4ns 20T=589ns 44T=589ns 148T=1.98ns 33.75kHz
1080p 60Hz 148.5 MHz 6.7ns 20T=596ns 44T=296ns 148T=996ns 67.5kHz
Note:
10. Timing values are approximate for 30Hz/60Hz refresh rates.
Table 2. Filter Settings
FSEL1, Pin 10 FSEL0, Pin 9 Filter -3db Frequency Video Format Sync Format
0 0 8MHz SD, 480i Bi-level, 4.7µs pulse width
0 1 15MHz PS, 480p Bi-level, 2.35µs pulse width
1 0 32MHz HD, 1080i, 720p Tri-level, 589ns pulse width
1 1 Filter Bypass Unfiltered 1080p Tri-level, 290ns pulse width
Table 3. Gain Settings Tables
0dB_SEL, Pin 13 Gain (dB) V
IN/
(11)
V
OUT
(11)
0 6 1V
PP
2V
PP
1 0 1V
PP
1V
PP
Note:
11. Video level does not include damp voltage, which offsets the input above ground.
Table 4. Sync Settings
EXT_SYNC, Pin 1 Sync Source
0 Y/G Input, Pin 3/4
1 SYNC_IN Input, Pin 2
Table 5. Clamp Settings
RGB_SEL, Pin 2 Input Output Clamp Voltage
Y1, Pin 3 Y, Pin 16 250mV
Pb1, Pin 5 Pb, Pin 15 1.125V
0
Pr1, Pin 7 Pr, Pin 14 1.125V
G1, Pin 3 G, Pin 16 250mV
B1, Pin 5 B, Pin 15 250mV
1
R1, Pin 7 R, Pin 14 250mV