330MHz Buffered Video Switches/
Crosspoint Building Blocks
50Ω
HIGH-IMPEDANCE NETWORK
50Ω
PROBE
ANALYZER
HIGH-IMPEDANCE NETWORK
PROBE
ANALYZER
20Ω∗
50Ω
50Ω
50Ω
50Ω
MAX4221
Figure 4. MAX4221 All-Hostile Crosstalk
50Ω
50Ω
MAX4221
* 20Ω RESISTOR USED TO SIMULATE THE OUTPUT OF AN ON SWITCH.
IN THIS WAY, OPERATION IN AN ARRAY IS SIMULATED.
Figure 5. MAX4221 Off Isolation
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