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. TYP. MAX. UNIT
Fader control
Gv
fader control range
Table 5
0 to
−
−30
−
dB
step width
1.5
2
2.5
dB
αMUTE
mute attenuation
GMB-bit = 1; Table 6 74
84
−
dB
∆Vo
DC offset output voltage (pins 7, 8, 13,
14)
between any adjoining volume step
and any step to mute
in any treble and fader position
in any bass position
Gv = −66 to 0 dB
−
Gv = 0 to +20 dB
−
Gv = −66 to 0 dB
−
Gv = −66 to 0 dB
−
0.2
10
mV
2
15
mV
−
10
mV
−
10
mV
External mute (pin 9)
V9
input voltage for MUTE-ON (LOW)
fader is switched into
general mute position 0
−
1.5
V
input voltage for MUTE-OFF (HIGH)
Tables 2 and 5
3
−
VP
V
input voltage for MUTE-OFF
pin 9 open-circuit
−
5
−
V
I9
input current
−
−
±10
µA
I2C-bus, SCL and SDA (pins 11 and 12)
V11, 12
input voltage HIGH-level
input voltage LOW-level
3
−
0
−
VP
V
1.5
V
I11, 12
input current
−
−
±10
µA
VACK
output voltage at acknowledge (pin 12) I12 = −3 mA
−
−
0.4
V
Power-on reset, when reset is active the GMU-bit (general mute) is set and the bus receiver is in reset position
VP
supply voltage for start of reset
supply voltage for end of reset
increasing voltage
−
−
2.5
V
increasing voltage
5.2
6.0
6.8
V
supply voltage for start of reset
decreasing voltage
4.2
5.0
5.8
V
January 1992
8
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