SI3211 ETC, SI3211 Datasheet - Page 40

• Manufacturer Part Number: SI3211
• Description: PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION
• Manufacturer: ETC

RING
TIP
Off Chip
I
buf
On Chip
G
m
RAC
From Billing Tone
DAC
XAC
–
+
HYBP
From Billing
Tone DAC
H
HYBA
H
+
Figure 23. AC Signal Path Block Diagram
–
ATX
ARX
Transmit Path
Loopback
Analog
A/D
D/A
ALM1
DLM
Interpolation
Decimation
Digital
Loopback
Filter
Filter
THPF
RHPF
Dual Tone
Generator
ADCG
DACG
+
Mute
Mute
RXM
TXM
Decoder
DTMF
+
Compressor
Expander
/A-law
/A-law
Full
Analog
Loopback
Serial
Output
Input
Serial
ALM2
Digital
Digital
TX
RX