BA3571F

Audio ICs

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!

!

!Electrical characteristics

Parameter

Symbol

Min.

Typ.

Max.

Unit

Conditions

Quiescent current

-

9

18

mA

Voltage gain 1

13.5

15

16.5

dB

Voltage gain 2

11.5

13

14.5

dB

Rated output power

20

30

-

mW

THD = 10%

Total harmonic distortion

THD

-

0.15

1.0

%

Channel balance

CB

-1.5

0

1.5

dB

-

-92

-88

dBm

Output noise voltage 2

-

-88

-84

dBm

Input resistance

10.8

13.5

16.2

k

Ω

Ripple rejection

RR

23

36

-

dB

Boost

BB

4

6

8

dB

Channel separation

CS

52

62

-

dB

Output noise voltage 1

BB = OFF

BB = ON

BB = OFF, IHF - A

BB = ON, IHF - A

f = 1kHz, BB = OFF

* Not designed for radiation resistance.

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!

!

!Measurement circuit

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

Pre

GND

39k

50k

BB SW

GND

RF1

V

~

THD

A

SW1

2

1

47

1

2

SW2

GND

16

V

THD

16

2

1

~

2

1

SW4

5.1k

SW3

1 2

13k

~

SW6

2

1

10k

~

10k

SW3

2

1 2

100k

100k

SW5

13k

1

1

µ

0.1

µ

0.1

µ

2.2

µ

0.22

µ

220

µ

220

µ

220

µ

33

µ

33

µ

1

µ

+

+

+

+

+

+

+

+

+

Resistors

Capacitors

Capacitors (electrolytic)

:

Ω (±1%)

: F (±1%)

: F (±5%)

Units

Fig. 1

~