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DG201BMIL Datasheet, PDF (7/12 Pages) Vishay Siliconix – Improved Quad CMOS Analog Switches
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TEST CIRCUITS
DG201BMIL, DG202BMIL
Vishay Siliconix
+ 15 V
VS = + 2 V
3V
V+
S
D
VO
IN
RL
CL
1k
35 pF
GND
V-
- 15 V
VO = VS
RL
RL + RDS(on)
3V
Logic
Input
0V
Switch
Output
VO
50 %
tr < 20 ns
tf < 20 ns
tOFF
90 %
tON
+ 15 V
C
VS
Rg = 50
0 V, 2.4 V
V+
S
D
IN
GND
V-
C
- 15 V
VS
Off Isolation = 20 log
VO
Fig. 3 - Off Isolation
Fig. 2 - Switching Time
+ 15 V
C
V+
VS
S1
D1
VO
Rg = 50
IN1
50
RL
0 V, 2.4 V
S2
D2
VO
NC
0 V, 2.4 V
IN2
RL
GND
V-
C
C = RF bypass
VS
XTALK Isolation = 20 log
VO
- 15 V
Fig. 4 - Channel-to-Channel Crosstalk
Rg
Vg
3V
+ 15 V
V+
S
D
IN
GND
V-
- 15 V
VO
CL
1000 pF
VO
VO
INX ON
OFF
ON
VO = measured voltage error due to charge injection
The charge injection in coulombs is Q = CL x VO
Fig. 5 - Charge Injection
S12-0631-Rev. A, 19-Mar-12
7
Document Number: 63374
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