AN7090FHQ データシートの表示（PDF） - Panasonic Corporation

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AN7090FHQ

Peripheral analog IC for audio signal processing

Panasonic Corporation 

AN7090FHQ

ICs for Information Equipment

s Electrical Characteristics at VCC = ±5 V, f = 1 kHz, Ta = 25°C (continued)

Parameter

Symbol

Conditions

Min Typ Max Unit

Internal-mic. block

Mic.-out voltage 1 *1

VINT0 VIN = 3 mV[rms], f = 1 kHz

Mic.-out voltage 2 *1

VINT1 VIN = 3 mV[rms], f = 1 kHz

Mic.-out output residual noise *2

MICSN1 VIN = 0 V[rms], Rg = 2.2 kΩ

Mic.-out total harmonic distortion 6 *1 THDM6 VIN = 25 mV[rms], f = 1 kHz

Mic.-out mute attenuation 3 *1

VMIMU1 VIN = 3 mV[rms], f = 1 kHz

0.3 0.7 1 V[rms]

0.03 0.07 0.1 V[rms]

 −80 −75 dB

 0.02 0.1 %

 −75 −70 dB

External-mic. block

Mic.-out voltage 1 *1

VEXT0 VIN = 5 mV[rms], f = 1 kHz

Mic.-out voltage 2 *1

VEXT1 VIN = 5 mV[rms], f = 1 kHz

Mic.-out output residual noise *2

MICSN2 VIN = 0 V[rms], Rg = 2.2 kΩ

Mic.-out total harmonic distortion 7 *1 THDM7 VIN = 25 mV[rms], f = 1 kHz

Mic.-out mute attenuation 4 *1

VMIMU2 VIN = 5 mV[rms], f = 1 kHz

0.3 0.7 1 V[rms]

0.03 0.07 0.1 V[rms]

 −80 −75 dB

 0.02 0.1 %

 −75 −70 dB

Mic. use VREF voltage

Mic. use VREF DC voltage *1

MICVREFDC Flow out current at pin 25 :

3.3 mA

Mic. use VREF voltage ripple noise *1 MICVREFRI Flow out current at pin 25 :

3.3 mA

2.3 2.5 2.7 V

  0.01 V[p-p]

Circuit current

Circuit current at no load 1

Circuit current at no load 2

Circuit current at power save 1

Circuit current at power save 2

Low-level mic. balance

High-level mic. balance

Note) *1 : Using the DIN audio filter.

*2 : Using the A curve filter.

ITOTA1 No input signal (+VCC side)

ITOTA2 No input signal (−VCC side)

IPWON1 No input signal (+VCC side)

IPWON2 No input signal (−VCC side)

MICBL VEXT1 − VINT1

MICBH VEXT0 − VINT0

5

7 10 mA

5

7 10 mA

0.3 1

5 mA

0.3 1

5 mA

 0 30 mV[rms]

 0 200 mV[rms]

4

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