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| DG508B Datasheet, PDF (10/18 Pages) Vishay Siliconix – Precision 8-Channel/Dual 4-Channel CMOS Analog Multiplexers | |||
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DG508B, DG509B
Vishay Siliconix
TEST CIRCUITS
+ 15 V
V+
A2
S1
A1
S2 - S7
A0
50 ï
DG508B S8
± 10 V
± 10 V
EN
D
+ 2.0 V
GND V-
- 15 V
1 Mï
VO
35 pF
+ 15 V
V+
A1
S1b
A0
50 ï
S1a - S4a, Da
DG509B S4b
EN
Db
+ 2.0 V
GND V-
± 10 V
± 10 V
- 15 V
1 Mï
VO
35 pF
Logic 3 V
Input
0V
V S1
Switch
Output
VO
0V
V S8
tTRANS
S1 ON
Figure 2. Transition Time
50 %
90 %
S8 ON
tr < 20 ns
tf < 20 ns
90 %
tTRANS
+ 15 V
50 ï
V+
S1
EN
A0
S2 - S8
DG508B
A1
A2
GND
D
V-
1 kï
- 15 V
5V
VO
35 pF
+ 15 V
50 ï
V+
S 1b
EN
S1a - S4a, Da
A0
S2b - S4b
DG509B
A1
Db
GND
V-
1 kï
- 15 V
5V
VO
35 pF
Logic
Input
3V
0V
tON(EN)
0V
Switch
Output
VO
VO
Figure 3. Enable Switching Time
www.vishay.com
10
50 %
tr < 20 ns
tf < 20 ns
tOFF(EN)
10 %
90 %
Document Number: 64821
S10-2817-Rev. D, 20-Dec-10
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