Datasheet


SLAS357 − DECEMBER 2001
2
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functional block diagram
Analog
Modulator
TX
Filter
PCM
Interface
RX
Filter
Digital
Modulator
and Filter
RX
Volume
Control
PLL
Power
and
Reset
PCMO
PCMI
PCMSYNC
(5)
EAROUT+
RESET
EARMUTE
(20)
+
−
MICGAIN −
(10)
MICIN +
MICGAIN +
(12)
MICIN −
(11)
(9)
(17)
MCLK
LINSEL
EARVDD
EARVSS
VSS
DVSS
DVDD
EAROUT−
(7)
(19)
(18)
(16)
(2)
(13)
(6)
(8)
(3)
(15)
(14)
(4)
MIC Amp 1
MICMUTE
(1)
MIC
Amp 2
EAR
AMP
RX = Receive
TX = Transmit