DG211B Vishay Intertechnology, DG211B Datasheet - Page 8

• Manufacturer Part Number: DG211B
• Description: Improved Quad CMOS Analog Switches
• Manufacturer: Vishay Intertechnology

DG211B/212B
Vishay Siliconix
www.vishay.com FaxBack 408-970-5600
4-8
V
V
Gain =
CH
IN1
IN2
R
F
R
+ R
GND
+5 V
G
V
G
L
Logic High = Switch On
DG419
+15 V
–15 V
V+
V–
Gain 4 (x1000)
Gain 3 (x100)
Gain 2 (x10)
Gain 1 (x1)
FIGURE 8.
–15 V
A Precision Amplifier with Digitally Programable Input and Gains
+
–
LM101A
+15 V
30 pF
DG212B
–15 V
V–
+15 V
GND
2 k
18 k
R
R
G1
F1
9.9 k
100
R
R
S-00788—Rev. H, 24-Apr-00
F2
G2
Document Number: 70040
100 k
100
R
R
F3
G3