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TDA8552T

2 × 1.4 W BTL audio amplifiers with digital volume control and headphone sensing

Philips Electronics 

Philips Semiconductors

2 × 1.4 W BTL audio amplifiers with digital

volume control and headphone sensing

Preliminary specification

TDA8552T; TDA8552TS

QUICK REFERENCE DATA

SYMBOL

PARAMETER

VDD

supply voltage

Iq

quiescent supply current

Istb

standby current

Po

output power

Gv

voltage gain

Nstep

THD

SVRR

number of volume steps

total harmonic distortion

supply voltage ripple

rejection

CONDITIONS

MIN.

2.7

BTL mode; VDD = 5 V

−

BTL mode; VDD = 3.3 V

−

SE mode; VDD = 5 V

−

SE mode; VDD = 3.3 V

−

−

THD = 10%; RL = 8 Ω; VDD = 5 V 1

low gain; maximum volume

−

low gain; minimum volume

−

high gain; maximum volume

−

high gain; minimum volume

−

−

Po = 0.5 W

−

50

TYP.

5

14

10

8.5

5

1

1.4

20

−60

30

−50

64

0.1

−

MAX.

5.5

20

15

12

8

10

−

−

−

−

−

−

−

−

UNIT

V

mA

mA

mA

mA

µA

W

dB

dB

dB

dB

%

dB

1998 Jun 02

3

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