NJM2151AV Ver la hoja de datos (PDF) - Japan Radio Corporation

Número de pieza

componentes Descripción

Fabricante

NJM2151AV

MONAURAL POWER AMP. & HEADPHONE POWER AMP. IC

Japan Radio Corporation  

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NJM2151A

s TEST CIRCUIT

EVR

HP.V+

LINE-IN-L

MUTE 1kΩ

27kΩ

0.47uF

1

HP.V+ 20

47uF

2

+

VR

19

47uF 100Ω

HP.OUT L

HP.OUT R

3

LINE-IN-R

27kΩ

44

1kΩ

0.47uF

+ VR

18

100Ω

17

HP GND

SP.V+

SYS.BEEP IN

SP IN

1kΩ

BEEP IN

1kΩ

HP.SUSPEND

5

22uF

33kΩ

6

0.47uF

15kΩ

7

0.47uF

18kΩ

8

1kΩ 0.47uF

9

SP.V+ 16

390kΩ

15

+

14

8Ω

13

HP.SUSPEND

12

SP.OUT 1

SP.OUT 2

LM

SP.SUSPEND

10

SP.SUSPEND

11

SP.GND

s CONTROL TERMINAL EXPLANATION

1:MUTE CTRL (3pin)

PARAMETER

STATUS

HP. Mute On

H

HP. Mute Off

L

2:HP.SUSPEND CTRL (9pin)

PARAMETER

STATUS

HP. Suspend Off

H

HP. Suspend On

L

3:SP.SUSPEND CTRL (10pin)

PARAMETER

STATUS

SP. Suspend Off

H

SP. Suspend On

L

4:LINE MIX ON/OFF CTRL (12pin)

PARAMETER

STATUS

Line Mix Off

H

Line Mix On

L

NOTE

HP.AMP. is not given off signal.

HP.AMP. is given off signal.

NOTE

HP.AMP. is active.

HP.AMP. is non-active.

NOTE

SP.AMP. is active.

SP.AMP. is non-active.

NOTE

Signal don’t get in SP.AMP.

Signal get in SP.AMP.

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