MAX4565 Maxim, MAX4565 Datasheet - Page 14
MAX4565
Manufacturer Part Number
MAX4565
Description
The MAX4565/MAX4566/MAX4567 are low-voltage T-switches designed for switching RF and video signals from DC to 350MHz in 50Ω and 75Ω systems
Manufacturer
Maxim
Datasheet
1.MAX4565.pdf
(16 pages)
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Figure 5. Charge Injection
Figure 6. On Loss, Off Isolation, and Crosstalk
_________________________________Test Circuits/Timing Diagrams (continued)
Quad/Dual, Low-Voltage,
Bidirectional RF/Video Switches
14
______________________________________________________________________________________
MEASUREMENTS ARE STANDARDIZED AGAINST SHORT AT IC TERMINALS.
OFF ISOLATION IS MEASURED BETWEEN COM_ AND "OFF" NO_ OR NC_ TERMINAL ON EACH SWITCH.
ON LOSS IS MEASURED BETWEEN COM_ AND "ON" NO_ OR NC_TERMINAL ON EACH SWITCH.
CROSSTALK IS MEASURED FROM ONE CHANNEL TO ALL OTHER CHANNELS.
SIGNAL DIRECTION THROUGH SWITCH IS REVERSED; WORST VALUES ARE RECORDED.
V- IS CONNECTED TO GND (0V) FOR SINGLE-SUPPLY OPERATION.
V- IS CONNECTED TO GND (0V) FOR SINGLE-SUPPLY OPERATION.
0V OR V+
V
IN_
50
IN_
GND_
IN_
MAX4565
MAX4566
MAX4567
GND_
10nF
10nF -5V
MAX4565
MAX4566
MAX4567
+5V
V+
10nF
+5V
V+
10nF
NO_ OR NC_
V-
COM_
-5V
V-
NO_
COM_
V
V
IN
OUT
V
C
NO
L
V
OUT
= 1000pF
= 0V
MEAS
50
50
ANALYZER
NETWORK
V
V
OUT
IN_
V+
0V
ERROR Q WHEN THE CHANNEL TURNS OFF.
Q = V
50
V
50
OUT
REF
IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER
OUT
x C
L
OFF ISOLATION = 20log
CROSSTALK = 20log
ON LOSS = 20log
V
V
V
V
V
V
V
OUT
OUT
OUT
OUT
IN
IN
IN