DG201B Datasheet, PDF (9/9 Pages) Vishay Siliconix – Improved Quad CMOS Analog Switches

DG201B/202B
Vishay Siliconix
APPLICATIONS
+5 V
+15 V
V_IN1
V_L
V+
V_IN2
DG419
CH
GND
V–
30 pF
+15 V
+
LM101A
–
–15 V _DG202B
+15 V
R_F1
18 kW
R_F1
9.9 kW
R_F1
100 kW
Gain =
R_F + R_G
R_G
–15 V
Gain 1 (x1)
Gain 2 (x10)
Gain 3 (x100)
Gain 4 (x1000)
V–
Logic High = Switch On
R_G1
2 kW
GND
–15 V
FIGURE 8. A Precision Amplifier with Digitally Programable Input and Gains
R_G2
100 W
R_G3
100 W
Document Number: 70037
S-52433—Rev. G, 06-Sep-99
www.vishay.com S FaxBack 408-970-5600
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