Low-Voltage, CMOS Analog
Multiplexers/Switches
CHANNEL
SELECT
V+
10nF
V+
ADDC
NO
ADDB MAX4051/A
ADDA MAX4052/A
MAX4053/A
INH
COM
GND V-
10nF
V-
NETWORK
ANALYZER
VIN
50Ω
50Ω
VOUT
MEAS.
REF.
50Ω 50Ω
OFF-ISOLATION = 20log
VOUT
VIN
ON-LOSS = 20log VOUT
VIN
CROSSTALK = 20log
VOUT
VIN
MEASUREMENTS ARE STANDARDIZED AGAINST SHORT AT SOCKET TERMINALS.
OFF-ISOLATION IS MEASURED BETWEEN COM AND "OFF" NO TERMINAL ON EACH SWITCH.
ON-LOSS IS MEASURED BETWEEN COM AND "ON" NO TERMINAL ON EACH SWITCH.
CROSSTALK (MAX4052 AND MAX4053) IS MEASURED FROM ONE CHANNEL (A, B, C) TO ALL OTHER CHANNELS.
SIGNAL DIRECTION THROUGH SWITCH IS REVERSED; WORST VALUES ARE RECORDED.
Figure 6. Off-Isolation, On-Loss, and Crosstalk
CHANNEL
SELECT
V+
V+
ADDC
NO
ADDB
NO
ADDA MAX4051/A
MAX4052/A
MAX4053/A
INH
COM
GND V-
V-
1MHz
CAPACITANCE
ANALYZER
Figure 7. NO/COM Capacitance
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