ADG1404YCPZ-REEL7 查看數據表（PDF） - Analog Devices
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ADG1404YCPZ-REEL7 Datasheet PDF : 17 Pages
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ADG1404
Preliminary Technical Data
RS
VS
VDD
VSS
VDD
VSS
S
D
DECODER
GND
VOUT
CL
1nF
A1 A2
VOUT
VIN SW OFF
QINJ = CL × ∆VOUT
∆VOUT
SW ON
SW OFF
VIN SW OFF
SW ON
SW OFF
EN
Figure 27. Test Circuit 7— Charge Injection
VDD
0.1µF
VSS
0.1µF
VDD
VSS
S
D
50Ω
GND
NETWORK
ANALYZER
50Ω
VS
RL VOUT
50Ω
VOUT
OFF ISOLATION = 20 LOG VS
Figure 28. Test Circuit 8—Off Isolation
VDD
0.1µF
VSS
0.1µF
VDD
VSS
S
D
GND
NETWORK
ANALYZER
50Ω
VS
VOUT
RL
50Ω
VOUT WITH SWITCH
INSERTION LOSS = 20 LOG VOUT WITHOUT SWITCH
Figure 29. Test Circuit 9—Bandwidth
NETWORK
ANALYZER
VOUT
RL
50Ω
VS
VDD
0.1µF
VSS
0.1µF
VDD
S1
S2
VSS
D
R
50Ω
GND
CHANNEL-TO-CHANNEL CROSSTALK =
20
LOG
VOUT
VS
Figure 30. Test Circuit 10—Channel-to-Channel Crosstalk
VDD
0.1µF
VSS
0.1µF
IN
VIN
VDD
VSS
S
D
GND
AUDIO PRECISION
RS
RL
600Ω
VS
V p-p
VOUT
Figure 31. Test Circuit 11—THD + Noise
Rev. PrB | Page 14 of 17
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