adg1234 Analog Devices, Inc., adg1234 Datasheet - Page 14

• Manufacturer Part Number: adg1234
• Description: Low Capacitance, Triple/quad Spdt ?15 V/+12 V I Cmos? Switches
• Manufacturer: Analog Devices, Inc.

ADG1233/ADG1234
V
V
IN
INx
IN
INx
0.1µF
0.1µF
INSERTION LOSS = 20 log
V
V
V
V
DD
DD
DD
DD
SxA
SxA
GND
GND
V
OFF ISOLATION = 20 log
V
V
V
SS
SS
SS
V
SS
SxB
IN
SxB
Figure 31. Off Isolation
0.1µF
Figure 32. Bandwidth
0.1µF
V
50Ω
IN
50Ω
V
0.1µF
NC
V
NC
S
OUT
V
0.1µF
OUT
IN3
IN2
IN1
EN
WITHOUT SWITCH
V
V
ADG1233
D
INx
WITH SWITCH
DD
DD
V
V
DD
DD
GND
V
V
OUT
GND
S
V
V
S1A
S1B
SS
SS
D1
V
V
SxB
SxA
SS
SS
R
50Ω
R
50Ω
ANALYZER
NETWORK
0.1µF
L
ANALYZER
NETWORK
50Ω
L
50Ω
0.1µF
V
V
OUT
R
300Ω
OUT
V
L
V
V
Figure 29. Enable Delay, t
S
S
S
C
1nF
L
C
35pF
Figure 30. Charge Injection
L
NC
V
V
OUT
Rev. A | Page 14 of 16
O
DRIVE (V
ENABLE
OUTPUT
V
CLOSED SWITCH)
V
OPEN SWITCH)
V
IN
IN
OUT
(NORMALLY
(NORMALLY
IN
V
3V
0V
0V
O
)
ON
( EN ), t
V
ΔV
IN
INx
CHANNEL-TO-CHANNEL CROSSTALK = 20 log
OUT
OFF
V
0.1µF
OUT
( EN )
ANALYZER
NETWORK
V
V
Q
DD
50%
DD
INJ
V
GND
S
Figure 33. Channel-to-Channel Crosstalk
S
= C
R
50Ω
L
0.9V
ON
L
D
t
V
× ΔV
V
ON
SS
O
SS
(EN)
OUT
Figure 34. THD + Noise
0.1µF
50%
INx
OFF
0.9V
0.1µF
t
OFF
O
SxA
SxB
R
10Ω
L
V
V
(EN)
DD
DD
GND
V
AUDIO PRECISION
V
OUT
V
S
OUT
V
V
SS
R
SS
S
V p-p
D
0.1µF
V
S
R
50Ω