ADG1209 AD [Analog Devices], ADG1209 Datasheet - Page 16

• Manufacturer Part Number: ADG1209
• Description: Low Capacitance, 4-/8-Channel +-15 V/+12 V iCMOS Multiplexers
• Manufacturer: AD [Analog Devices]

ADG1208/ADG1209
0.1µF
0.1µF
V
V
V
V
DD
V
V
DD
DD
DD
IN
OUT
GND
GND
S
S
3V
D
D
V
V
V
V
SS
SS
SS
SS
INSERTION LOSS = 20 log
0.1µF
0.1µF
Figure 36. Off Isolation
Figure 37. Bandwidth
50Ω
Q
INJ
= C
OFF ISOLATION = 20 log
L
× ΔV
OUT
V
OUT
V
OUT
R
50Ω
R
50Ω
WITHOUT SWITCH
ANALYZER
ANALYZER
NETWORK
L
NETWORK
L
50Ω
50Ω
WITH SWITCH
ΔV
V
V
OUT
OUT
OUT
V
V
S
S
V
OUT
V
S
Figure 35. Charge Injection
Rev. 0 | Page 16 of 20
V
S
R
S
V
IN
IN
V
CHANNEL-TO-CHANNEL CROSSTALK = 20 log
OUT
0.1µF
ANALYZER
NETWORK
V
V
1
V
IN
SIMILAR CONNECTION FOR ADG1209.
DD
DD
V
S
A0
A1
A2
S
EN
R
50Ω
GND
S
Figure 38. Channel-to-Channel Crosstalk
L
V
V
ADG1208
DD
DD
D
V
V
SS
GND
SS
Figure 39. THD + Noise
0.1µF
V
V
SS
SS
1
D
0.1µF
V
S1
S2
R
10kΩ
V
DD
L
DD
C
1nF
L
GND
V
V
AUDIO PRECISION
OUT
V
OUT
S
V
V
V
OUT
SS
SS
R
S
D
0.1µF
V p-p
V
S
R
50Ω