TEA6321 datasheet(8/36 Pages) PHILIPS

8 / 36 page

1995 Dec 19

Philips Semiconductors

Preliminary speciﬁcation

Sound fader control circuit

TEA6321

Pno(rms)

noise output power (RMS value)

only contribution of TEA6321;

power ampliﬁer for 6 W

mute position; note 1

−−

crosstalk

between bus

inputs and signal outputs

note 2

−

110

−

Source selector

input impedance

Ω

input isolation of one selected

source to any other input

f = 1 kHz

−

105

−

f = 12.5 kHz

−

Vi(rms)

maximum input voltage

(RMS value)

THD

< 0.5%; VCC = 8.5 V

−

2.15

−

THD

< 0.5%; V

CC = 7.5 V

−

1.8

−

Voffset

DC offset voltage at source

selector output by selection of any

inputs

−−

output impedance

−

120

Ω

output load resistance

−−

Ω

output load capacity

−

2500

voltage gain, source selector

−

Control part (source selector disconnected; source resistance 600

Ω)

input impedance volume input

100

150

200

Ω

input impedance loudness input

Ω

output impedance

−

120

Ω

output load resistance

−−

Ω

output load capacity

−

RDCL

DC load resistance at output to

ground

4.7

−−

Ω

Vi(rms)

maximum input voltage

(RMS value)

THD

< 0.5%

−

2.15

−

Vno

noise output voltage

CCIR468-2 weighted; quasi

peak

Gv =20dB

−

110

220

µV

Gv =0dB

−

µV

Gv = −66 dB

−

µV

mute position

−

−µV

CRtot

total continuous control range

−

106

−

recommended control range

−

Gstep

step resolution

−

step error between any adjoining

step

−−

0.5

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

bus p

–

()

o rms

()

---------------------------

log







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