TEA6300 データシートの表示（PDF） - Philips Electronics
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TEA6300 Datasheet PDF : 22 Pages
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Philips Semiconductors
Sound fader control circuit
Product specification
TEA6300
TEA6300T
circuit. Signal-to-noise ratios exclude noise contribution of the power amplifier.
2. Signal-to-noise ratios on a CCIR 468-2 average meter reading are 4,5 dB better than on CCIR 468-2 quasi peak.
I2C-BUS FORMAT
S
SLAVE ADDRESS
A
SUBADDRESS
A
DATA A
P
S
SLAVE ADDRESS
A
= start condition
= 1000 0000
= acknowledge, generated by the slave
SUBADDRESS = see Table 1
DATA
= see Table 1
P
= STOP condition
If more than 1 byte of DATA is transmitted, then auto-increment of the subaddress is performed.
Table 1 I2C-bus; subaddress/data
FUNCTION
volume left
volume right
bass
treble
fader
switch
SUBADDRESS
D7
00000000 X
00000001 X
00000010 X
00000011 X
00000100 X
0 0 0 0 0 1 0 1 GMU
D6
X
X
X
X
X
X
D5
VL5
VR5
X
X
MFN
X
DATA
D4
VL4
VR4
X
X
FCH
X
D3
VL3
VR3
BA3
TR3
FA3
X
D2
VL2
VR2
BA2
TR2
FA2
SCC
D1
VL1
VR1
BA1
TR1
FA1
SCB
D0
VL0
VR0
BA0
TR0
FA0
SCA
Function of the bits:
VL0 to VL5
volume control left
VR0 to VR5
volume control right
BA0 to BA3
bass control
TR0 to TR3
treble control
FA0 to FA3
fader control
FCH
select fader channel (front or rear)
MFN
mute control of the selected fader channel (front or rear)
SCA to SCC
source selector control
GMU
mute control (general mute)
for the outputs QLF, QLR, QRF and QRR
X
don't care bits (logic 1 during testing)
May 1990
10
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