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DG408LE Datasheet, PDF (10/18 Pages) Vishay Siliconix – 8-Ch / Dual 4-Ch High Performance Analog Multiplexers
www.vishay.com
SCHEMATIC DIAGRAM (Typical Channel)
DG408LE, DG409LE
Vishay Siliconix
V+
A0
GND
AX
EN
V-
Voltage Regulator
V-
Level
Shift
Decode/
Drive
V-
V-
Fig. 1
Body
Snatcher
D
V+
V-
S1
Sn
TEST CIRCUITS
V+
50 
3V
V+
A2
S1
VS1
A1
S2 - S7
A0
DG408LE S8
VS8
EN
D
GND V-
300 
V-
V+
50 
3V
A1
S1b
A0
S1a - S4a, Da
V+
DG409LE S4b
EN
Db
GND V-
VS1
VSB4
300 
V-
VO
35 pF
VO
35 pF
Logic
3V
Input
VAX
0V
Switch
Output
VO
VS8
50 %
VS1
tTRANS
S1 ON
Fig. 2 - Transition Time
50 %
tr < 20 ns
tf < 20 ns
90 %
90 %
S8 ON (DG408LE)
or
S4 ON (DG409LE)
tTRANS
S16-0389-Rev.A, 07-Mar-16
10
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