TEA6330T 查看數據表（PDF） - Philips Electronics
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TEA6330T Datasheet PDF : 19 Pages
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Philips Semiconductors
Sound fader control circuit
for car radios
Preliminary specification
TEA6330T
SYMBOL
PARAMETER
CONDITIONS
MIN.
Audio frequency outputs QLF, QRF, QLR and QRR
Vo
maximum output signal (RMS value)
1.1
Ro
output resistance (pins 7, 8, 13 and 14)
−
RL
admissible output load resistor
to ground or VCC
7.5
CL
admissible output load capacitor
−
VN(W)
weighted noise voltage at output
CCIR 468-2 ; Fig.8
quasi peak
for maximum gain
for 0 dB gain
for minimum gain
for mute position
Volume control
Gv = +20 dB
−
Gv = 0 dB
−
Gv = −66 dB
−
(V9 = 0)
−
RG = 600Ω
Rl
input resistance (pins 2 and 19)
Gv
volume control range
∆Gv
step width
gain set error
gain tracking error
αmute
mute attenuation at volume mute
Bass control
35
Table 2
−66
−
Gv = −50 to +20 dB
−
Gv = −66 to −50 dB
−
balance in mid position −
set mute-bits
76
Gv
controllable bass range
maximum boost
Table 3; Fig.6
f = 40 Hz
14
maximum boost
f = 100 Hz
12
maximum attenuation
f = 40 Hz
11
maximum attenuation
∆Gv
step width
f = 100 Hz
10
f = 40 Hz
2.5
Treble control
Gv
controllable treble range
maximum boost
Table 4; Fig.7
f = 10 kHz
9
maximum boost
maximum boost
maximum attenuation
f = 15 kHz
11
f > 15 kHz
−
f = 10 kHz
9
maximum attenuation
∆Gv
step width
f = 15 kHz
11
f = 15 kHz
2.5
TYP.
−
100
−
−
110
25
19
11
50
−
2
−
−
−
90
15
13
12
11
3
10
12
−
10
12
3
MAX. UNIT
−
V
150
Ω
−
kΩ
2.5
nF
220
µV
50
µV
38
µV
22
µV
65
kΩ
+20
dB
-
dB
2
dB
3
dB
2
dB
−
dB
16
dB
14
dB
13
dB
12
dB
3.5
dB
11
dB
13
dB
15
dB
11
dB
13
dB
3.5
dB
January 1992
7
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