adg749 Analog Devices, Inc., adg749 Datasheet - Page 7

• Manufacturer Part Number: adg749
• Description: Cmos 1.8 V To 5.5 V, 2.5
  2 1 Mux/spdt Switch In Sc70 Package
• Manufacturer: Analog Devices, Inc.

V
IN
Test Circuits
Test Circuits 1 to 8 define the test conditions used in the product specification table.
REV. A
IN
0.1 F
Test Circuit 1. On Resistance
Test Circuit 6. Off Isolation
V
V
V
DD
DD
S
GND
S
D
OFF ISOLATION = 20 LOG
S
R
50
ON
= V1/I
I
V1
DS
V
V
V
S
S1
S2
DS
D
V
IN
ANALYZER
R
50
NETWORK
50
L
V
S2
S1
IN
OUT
V
IN
V
OUT
0.1 F
0.1 F
S
V
S
S
GND
V
V
Test Circuit 5. Break-Before-Make Time Delay, t
GND
DD
DD
V
V
DD
DD
D
D
Test Circuit 7. Channel-to-Channel
Crosstalk
V
D2
S
V
Test Circuit 4. Switching Times
ANALYZER
NETWORK
OUT
Test Circuit 2. Off Leakage
R
300
I
S
R
300
L2
50
V
L
(OFF)
S
50
A
R
L
C
35pF
C
35pF
L2
S
L
V
–7–
OUT
V
CROSSTALK = 20 LOG
IN
OUT
0.1 F
CHANNEL-TO-CHANNEL
D
V
V
S2
DD
S1
DD
I
D
GND
V
(OFF)
V
A
OUT
V
OUT
V
IN
IN
D
0V
0V
V
V
50
R
V
OUT
D
S
50%
t
ON
50%
50%
t
D
D
90%
V
V
IN
INSERTION LOSS = 20 LOG
S
IN
0.1 F
Test Circuit 3. On Leakage
50%
V
Test Circuit 8. Bandwidth
V
DD
DD
50%
50%
GND
t
D
90%
S
S
t
OFF
D
D
V
ADG749
OUT
V
OUT
I
D
WITHOUT SWITCH
(ON)
A
WITH SWITCH
ANALYZER
R
50
NETWORK
L
50
V
OUT
V
V
D
S