SI3216PPQ1-EVB Silicon Laboratories Inc, SI3216PPQ1-EVB Datasheet - Page 29

• Manufacturer Part Number: SI3216PPQ1-EVB
• Description: BOARD EVAL W/SI3201 INTERFACE
• Manufacturer: Silicon Laboratories Inc
• Series: ProSLIC®r

Specifications of SI3216PPQ1-EVB

• Main Purpose: Interface, Analog Front End (AFE)
• Utilized Ic / Part: Si3216
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

*Note: The Linefeed register (LF) is located in direct Register 64.
LF[2:0]*
Figure 17. Simplified ProSLIC Linefeed Architecture for TIP and RING Leads (One Shown)
000
001
010
011
100
101
110
111
TIP or
RING
C
R
AC
AC
Reverse On-Hook Transmission
Forward On-Hook Transmission
Control
AC Sense
AC
Linefeed State
Reverse Active
Forward Active
Ring Open
TIP Open
Control
Ringing
Loop
Open
AC
Codec
Audio
A/D
D/A
Table 22. ProSLIC Linefeed Operations
R
BP
DSP
Q
Q
N
P
Rev. 1.0

R
E
Q
TIP and RING tri-stated
V
V
TIP tri-stated, RING active; used for ground start
Ringing waveform applied to TIP and RING
V
V
RING tri-stated, TIP active
DN
TIP
TIP
RING
RING
> V
> V
> V
> V
RING
RING
TIP
TIP
M onitor A/D
SLIC DAC
Control
; audio signal paths enabled
; audio signal paths enabled
A/D
D/A
Loop
DC
DC Sense
Description
Control
R
DC
DC
R
SE
Em itter Sense
Battery Sense
R
Si3216
BAT
V
BAT
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