2002 Jan 04

9

NXP Semiconductors

Product specification

2 x 1.4 W BTL audio amplifiers with digital

volume control and headphone sensing

TDA8552T; TDA8552TS

QUALITY SPECIFICATION

Quality specification in accordance with “SNW-FQ-611 part E”, if this type is used as an audio amplifier.

DC CHARACTERISTICS

specified.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

supply voltage

2.7

5

5.5

V

supply current

−

14

20

mA

−

8.5

12

mA

−

10

15

mA

−

58mA

standby current

−

110

μA

DC output voltage

note 2

−

2.5

−

V

⎪V

voltage

GAINSEL = 0 V

−−

50

mV

−−

150

mV

Mode select pin

input voltage

standby

V

mute

1

−

operating

0

−

0.5

V

input current

−−

1

μA

α

mute

mute attenuation

note 3

80

tbf

−

dB

Gain select pin

input voltage

low gain (20 dB)

0

−

0.6

V

high gain (30 dB)

4.1

−

V

input current

−−

1

μA

Headphone sense pin

input voltage

SE mode; headphone

detected

−

V

input current

−−

1

μA