TEA6321 View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
TEA6321 Datasheet PDF : 36 Pages
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Philips Semiconductors
Sound fader control circuit
Preliminary specification
TEA6321
CHARACTERISTICS
VCC = 8.5 V; RS = 600 Ω; RL = 10 kΩ; CL = 2.5 nF; AC coupled; f = 1 kHz; Tamb = 25 °C; gain control Gv = 0 dB; bass
linear; treble linear; fader off; balance in mid position; loudness off; unless otherwise specified.
SYMBOL
VCC
ICC
VDC
Vref
Gv(max)
Vo(rms)
Vi(rms)
fro
αcs
THD
RR
(S+N)/N
PARAMETER
CONDITIONS
supply voltage
supply current
internal DC voltage at inputs and
outputs
internal reference voltage at pin 21
maximum voltage gain
output voltage level for
RS = 0 Ω; RL = ∞
Pmax at the power output stage
start of clipping
THD ≤ 0.1%; see Fig.11
THD = 1%
RL = 2 kΩ; CL = 10 nF;
THD = 1%
input sensitivity
roll-off frequency
Vo = 2000 mV; Gv = 20 dB
CKIN = 220 nF;
CKVL = 220 nF; Zi = Zi(min)
low frequency (−1 dB)
low frequency (−3 dB)
high frequency (−1 dB)
channel separation
CKIN = 470 nF;
CKVL = 100 nF; Zi = Zi(typ)
low frequency (−3 dB)
Vi = 2 V; frequency range
250 Hz to 10 kHz
total harmonic distortion
frequency range
20 Hz to 12.5 kHz
ripple rejection
Vi = 100 mV; Gv = 20 dB
Vi = 1 V; Gv = 0 dB
Vi = 2 V; Gv = 0 dB
Vi = 2 V; Gv = −10 dB
Vr(rms) < 200 mV
f = 100 Hz
f = 40 Hz to 12.5 kHz
signal-plus-noise to noise ratio
unweighted;
20 Hz to 20 kHz RMS;
Vo = 2.0 V; see Figs 6 and 7
CCIR468-2 weighted; quasi
peak; Vo = 2.0 V
Gv = 0 dB
Gv = 12 dB
Gv = 20 dB
MIN.
7.5
−
3.83
TYP.
8.5
26
4.25
−
4.25
19
20
−
2 300
2 000
2 000
−
−
−
200
60
−
30
−
20000 −
17
−
90
96
−
0.1
−
0.05
−
0.1
−
0.1
70
76
−
66
−
105
−
95
−
88
−
81
MAX. UNIT
9.5 V
33
mA
4.68 V
−
V
21
dB
−
mV
−
mV
−
mV
−
mV
−
Hz
−
Hz
−
Hz
−
Hz
−
dB
−
%
0.15 %
−
%
−
%
−
dB
−
dB
−
dB
−
dB
−
dB
−
dB
1995 Dec 19
7
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