Philips Semiconductors
Preliminary specification
Sound fader control circuit
TEA6320
SYMBOL
P
no(rms)
PARAMETER
noise output power (RMS value)
only contribution of TEA6320;
power amplifier for 6 W
crosstalk
V
bus
(
p
–
p
)
20 log -------------------------- between bus
-
V
o
(
rms
)
inputs and signal outputs
CONDITIONS
mute position; note 1
MIN.
−
TYP.
−
MAX.
10
UNIT
nW
α
ct
note 2
−
110
−
dB
Source selector
Z
i
α
S
V
i(rms)
V
offset
input impedance
input isolation of one selected
source to any other input
maximum input voltage
(RMS value)
DC offset voltage at source
selector output by selection of any
inputs
output impedance
output load resistance
output load capacity
voltage gain, source selector
f = 1 kHz
f = 12.5 kHz
THD
<
0.5%; V
CC
= 8.5 V
THD
<
0.5%; V
CC
= 7.5 V
25
−
−
−
−
−
35
105
95
2.15
1.8
−
45
−
−
−
−
10
kΩ
dB
dB
V
V
mV
Z
o
R
L
C
L
G
v
Z
i
Z
o
R
L
C
L
R
DCL
V
i(rms)
V
no
−
10
0
−
80
−
−
0
120
−
2500
−
Ω
kΩ
pF
dB
Control part (source selector disconnected; source resistance 600
Ω)
input impedance volume input
input impedance loudness input
output impedance
output load resistance
output load capacity
DC load resistance at output to
ground
maximum input voltage
(RMS value)
noise output voltage
THD
<
0.5%
CCIR468-2 weighted; quasi
peak
G
v
= 20 dB
G
v
= 0 dB
G
v
=
−66
dB
mute position
CR
tot
G
step
total continuous control range
recommended control range
step resolution
step error between any adjoining
step
−
−
−
−
−
−
−
−
110
33
13
10
106
86
1
−
220
50
22
−
−
−
−
0.5
µV
µV
µV
µV
dB
dB
dB
dB
100
25
−
2
0
4.7
−
150
33
80
−
−
−
2.15
200
40
120
−
10
−
−
kΩ
kΩ
Ω
kΩ
nF
kΩ
V
1995 Dec 19
8
PHILIPS [ NXP SEMICONDUCTORS ]
