Datasheet

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s2d
MUX
Analog
Loopback
(600 ΩDriver)
(16 ΩDriver)
d2s
(16 ΩDriver)
d2s
MICIN
INP2
INM2
INP1
INM1
OUTP1
OUTM1
OUTP2
OUTP3
OUTMV
BIAS
PGA
- 42 dB to 20 dB
Step Size = 1 dB
Low Pass
Filter
Sigma-
Delta
DAC
Anti-
Aliasing
Filter
Sigma-
Delta
ADC
Sinc
Filter
FIR Filter
IIR Filter
Decimation Filter
Sinc
Filter
FIR Filter
IIR Filter
Interpolation Filter
Digital Loopback
w/ Sidetone Control
and Mute
M/S
DOUT
DIN
FS
SCLK
FSD
SCL
SDA
Host Port
Div
16xMxNxP
Internal Clock Circuit MCLK
PGA
- 42 dB to 20 dB
Step Size = 1 dB
SMARTDM
Preamplifier
24, 12, 6, 0 dB
-3 dB to -21 dB
1.35 V/2.35 V @ 5 mA max
Serial
Port
V
ref
TLV320AIC12, TLV320AIC13
TLV320AIC14, TLV320AIC15
TLV320AIC12K, TLV320AIC14K
SLWS115E – OCTOBER 2001 – REVISED JANUARY 2007
Functional Block Diagram AIC12/13/12k
12
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