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DG408LE Datasheet, PDF (12/18 Pages) Vishay Siliconix – 8-Ch / Dual 4-Ch High Performance Analog Multiplexers
◁
www.vishay.com
TEST CIRCUITS
V+
DG408LE, DG409LE
Vishay Siliconix
Rg
Vg
Channel
Select
V+
SX
EN
Logic 3 V
Input
ON
OFF
0V
A0
A1
A2
GND
D
V-
V-
VO
CL
1 nF
VO
Switch
Output
VO
VO is the measured voltage due to charge transfer
error Q, when the channel turns off.
Q = CL x VO
Fig. 5 - Charge Injection
V+
V+
VIN
VS
Rg = 50 
SX
V+
S8
A0
A1
A2
GND EN
D
V-
VO
RL
50 
V-
Off Isolation = 20 log
VOUT
VIN
Fig. 6 - Off Isolation
VIN
S1
V+
VS
SX
Rg = 50 
S8
A0
A1
A2
GND EN
D
V-
VO
RL
50 
V-
Crosstalk = 20 log
Fig. 7 - Crosstalk
VOUT
VIN
V+
VS
Rg = 50 
V+
S1
A0
A1
A2
GND EN
D
V-
VO
RL
50 
V-
Insertion Loss = 20 log
VOUT
VIN
Fig. 8 - Insertion Loss
Channel
Select
V+
V+
A2
A1
A0
GND EN
S1
S8
D
V-
V-
Meter
HP4192A
Impedance
Analyzer
or Equivalent
f = 1 MHz
Fig. 9 - Source Drain Capacitance
Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon
Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and
reliability data, see www.vishay.com/ppg?78084.
S16-0389-Rev.A, 07-Mar-16
12
Document Number: 78084
For technical questions, contact: analogswitchsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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