USB 2.0 Hi-Speed and Audio Switches
with Negative Signal Capability
Test Circuits/Timing Diagrams (continued)
VIN
COM1
NETWORK
ANALYZER
50Ω
50Ω
UNC1 MAX14508E/
50Ω
MAX14509E/
MAX14510E/ ANO1*
VOUT
MAX14511E/
MEAS
MAX14509AE
50Ω
REF
50Ω
OFF-ISOLATION = 20logVVOINUT
ON-LOSS = 20logVOUT
VIN
CROSSTALK = 20log VOUT
VIN
OFF-ISOLATION IS MEASURED BETWEEN COM_ AND "OFF" ANO_ OR UNC_ TERMINAL ON EACH SWITCH.
ON-LOSS IS MEASURED BETWEEN COM_ AND "ON" ANO_ OR UNC_ TERMINAL ON EACH SWITCH.
CROSSTALK IS MEASURED FROM ONE CHANNEL TO THE OTHER CHANNEL.
Figure 4. On-Loss, Off-Isolation, and Crosstalk
*FOR CROSSTALK THIS PIN IS ANO2.
UNC2 AND COM2 ARE OPEN.
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