ISL59450 Datasheet, PDF (19/37 Pages) Intersil Corporation – Multiformat Video Crosspoint with Integrated Sync Separator

ISL59450
Typical Performance Curves V_A = +5V, V_D = +3.3V, R_L = 150Ω to GND, T_A = +25°C, unless otherwise specified. (Continued)
0
-10
-20
-30
COMPOSITE INPUT TO
-40 COMPONENT OUTPUT
FILTER ENABLED
-50
COMPOSITE INPUT TO
-60 COMPONENT OUTPUT
FILTER DISABLED
-70
COMPOSITE INPUT TO
S-VIDEO OUTPUT
FILTER DISABLED
COMPOSITE INPUT TO
S-VIDEO OUTPUT
FILTER ENABLED
0
-10
S-VIDEO INPUT TO
-20
COMPOSITE OUTPUT
FILTER ENABLED
-30
S-VIDEO INPUT TO
-40 COMPONENT OUTPUT
FILTER DISABLED
-50
S-VIDEO INPUT TO
-60 COMPONENT OUTPUT
FILTER ENABLED
-70
S-VIDEO INPUT TO
COMPOSITE OUTPUT
FILTER DISABLED
-80
-80
-90
0.1M
1M
10M
FREQUENCY (Hz)
100M
-90
0.1M
1M
10M
FREQUENCY (Hz)
100M
FIGURE 23. INTRA-CHANNEL CROSSTALK: COMPOSITE TO
COMPONENT/S-VIDEO
FIGURE 24. INTRA-CHANNEL CROSSTALK: S-VIDEO TO
COMPONENT/COMPOSITE
-20
-30
BYPASS MODE
-40
36MHz FILTER
-50
ENGAGED
20MHz FILTER
-60
ENGAGED
10MHz FILTER
-70
ENGAGED
-80
-90
0.1M
1M
10M
FREQUENCY (Hz)
100M
FIGURE 25. INTRA-CHANNEL CROSSTALK: COMPONENT
INPUT TO COMPOSITE OUTPUT
-20
-30
BYPASS MODE
-40
36MHz FILTER
-50
ENGAGED
-60
20MHz FILTER
10MHz FILTER ENGAGED
ENGAGED
-70
-80
-90
-100
0.1M
1M
10M
FREQUENCY (Hz)
100M
FIGURE 26. INTRA-CHANNEL CROSSTALK: COMPONENT
INPUT TO S-VIDEO OUTPUT
INPUT = VIDEO + 2Hz SQUARE WAVE
(BEFORE COUPLING CAPACITOR)
TIMEBASE = 500µs/DIV
INPUT: 500mV/DIV
OUTPUT: 1V/DIV
COMPOSITE OR S-VIDEO OUTPUT
ANY FILTER SETTING
GAIN 2
LOW OFFSET BIT = 0
FIGURE 27. COMPOSITE/S-VIDEO: CLAMP RESPONSE TO
+250mV STEP ON INPUT (HIGH OFFSET MODE)
INPUT = VIDEO + 2Hz SQUARE WAVE
(BEFORE COUPLING CAPACITOR)
TIMEBASE = 500µs/DIV
INPUT: 500mV/DIV
OUTPUT: 1V/DIV
COMPOSITE OR S-VIDEO OUTPUT
ANY FILTER SETTING
GAIN 2
LOW OFFSET BIT = 1
FIGURE 28. COMPOSITE/S-VIDEO: CLAMP RESPONSE TO
+250mV STEP ON INPUT (LOW OFFSET MODE)
19
FN7510.0
February 14, 2008