
Si3216
44 Rev. 1.0
Not Recommended
f
o
r N
e
w
D
e
si
g
n
s
+
Mute
ATX
+
Interpolation
Filter
Mute
DACG
Serial
Input
Decimation
Filter
RHPF
THPF
Serial
Output
Digital
RX
Digital
TX
Dual Tone
Generator
Full
Analog
Loopback
ADCG
D/A
+
A/D
HYBA
H
TXM
Digital
Loopback
DLM
ALM1
Analog
Loopback
ALM2
Off Chip On Chip
Transmit Path
TIP
RING
XAC
RAC
G
m
I
buf
–
+
ARX
RXM
–
u/A-law
Expander
u/A-law
Compressor
Figure 24. AC Signal Path Block Diagram
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