AN7500FHQ Ver la hoja de datos (PDF) - Panasonic Corporation

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Fabricante

AN7500FHQ

Audio signal processing IC for 1.5 V headphone stereo

Panasonic Corporation 

AN7500FHQ

ICs for Radio-Cassette, Cassette Deck

s Terminal Equivalent Circuits (continued)

Pin No.

Equivalent circuit

12

12

50 kΩ

VRPF

50 kΩ

GND

Description

PWR mute CNT:

Power mute on/off control

PWR-mute off

Pin open or high voltage:

VCC − 0.15 V < V12-19 < VCC +0.3 V

PWR-mute on

Low voltage:

− 0.3 V < V12-19 < 0.3 V

Waveform/voltage

(at VCC = 1.2 V)

DC 0 V

13

100

kΩ

13

100 kΩ

VRPF

GND

STBY CNT:

Standby on/off control

STBY off

Pin open or high voltage:

0.75 V < V13-19 < VCC +0.3 V

STBY (on state) on

Low voltage:

− 0.3 V < V13-19 < 0.4 V

DC 0 V

14

70 kΩ

VCC

RF in:

DC 1.0 V

Ripple filter reference voltage input

14

15

14 kΩ

100 kΩ

350 kΩ

GND

RF base:

Ripple filter

DC 0.47 V

16

15

16

VRPF :

DC 1.13 V

Ripple filter reference voltage output

10

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