DG300A 查看數據表（PDF） - Temic Semiconductors

零件编号

产品描述 (功能)

比赛名单

DG300A

CMOS Analog Switches

Temic Semiconductors 

DG300A/301A/302A/303A

Applications (Cont’d)

+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 kW

R4

75 kW

R6

75 kW

DG302A

CMOS Logic

Gain Select

High = AV = 101

R1

16 kW

Ri1

1.5 kW

DG301A

GND

R2

75 kW

Voltage gain of the instrumentation amplifier is:

AV = 1

+

2R2

R1

(In the circuit shown, AV1 = 10.4, AV2 = 101)

VOUT

R5

75 kW

+15 V

R7

67 kW

VOSNULL

50 kW

–15 V

Figure 6. Low Power Instrumentation Amplifier with Digitally Selectable Inputs and Gain

10

Siliconix

S-52880—Rev. C, 28-Apr-97

Share Link: