NJM2172V 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM2172V

OPERATIONAL AMPLIFIER WITH EVR

Japan Radio Corporation  

s APPLICATION CIRCUIT 2

Invert Circuit (Gv=6dB)

NJM2172

10k

1µ 10k

VIN

20k

47µ

RL

10µ 1µ

1

2

3

4

10

9

8

OPAMP

EVR

VCA

EVR AMP

EVR Control

VREF AMP

1234

Ach 1 2 3 4

Bch 14 13 12 11

5

5 pin

6 pin

5

7

VCNT V+ 47µ

Application circuit 2 shows only Ach.

Fig.5

- 11 -

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