DG300B_11 Datasheet, PDF (9/14 Pages) Vishay Siliconix – CMOS Analog Switches

APPLICATIONS
DG300B, DG301B, DG302B, DG303B
Vishay Siliconix
+ 15 V
- 15 V
+ 15 V
CMOS Logic
Input Select
High = Diff. IN B
Diff. IN A
Diff. IN B
+ 15 V
- 15 V
+
–
R₂
75 k
R₄
75 k
R₆
75 k
DG302B
CMOS Logic
Gain Select
High = A_V = 101
R₁
16 k
Ri₁
1.5 k
DG301B
GND
R₂
75 k
Voltage gain of the instrumentation amplifier is:
A_V = 1 +
2R_{2 (In the circuit shown, AV1 = 10.4, AV2 = 101)}
R₁
V_OUT
R₅
75 k
+ 15 V
R₇
67 k
V_OSNULL
50 k
- 15 V
Figure 6. Low Power Instrumentation Amplifier with Digitally Selectable Inputs and Gain
Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon
Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and
reliability data, see www.vishay.com/ppg?71402.
Document Number: 71402
S11-0303-Rev. C, 28-Feb-11
www.vishay.com
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