SI3201-X-FS SILABS [Silicon Laboratories], SI3201-X-FS Datasheet - Page 20

• Manufacturer Part Number: SI3201-X-FS
• Manufacturer: SILABS [Silicon Laboratories]

Si3233
20
Note: The Linefeed register (LF) is located in direct Register 64.
*Note: The ProSLIC uses registers that are both directly and indirectly mapped. A “direct” register is one that is mapped
LF[2:0]*
Battery Voltage Sense 1 (V
Battery Voltage Sense 2 (V
000
001
010
100
101
011
110
111
Loop Voltage Sense (V
Transistor 1 Current Sense
Transistor 2 Current Sense
Transistor 3 Current Sense
Transistor 4 Current Sense
Transistor 5 Current Sense
Transistor 6 Current Sense
directly.
RING Voltage Sense
Loop Current Sense
TIP Voltage Sense
Parameter
V
RING
Forward On-Hook Transmission
Reverse On-Hook Transmission
Table 21. Measured Realtime Linefeed Interface Characteristics
)
Linefeed State
Forward Active
Reverse Active
TIP
Ring Open
TIP Open
Ringing
BAT
BAT
Open
–
)
)
Table 20. ProSLIC Linefeed Operations
–78.75 to +78.5 mA
–94.5 to +94.5 V
Measurement
0 to 81.35 mA
0 to 81.35 mA
0 to 80.58 mA
0 to 80.58 mA
0 to –95.88 V
0 to –95.88 V
0 to –95.88 V
0 to –95.88 V
0 to 9.59 mA
0 to 9.59 mA
Range
Preliminary Rev. 0.5
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.
TIP
TIP
RING
RING
> V
> V
> V
> V
Resolution
0.319 mA
0.319 mA
0.316 mA
0.316 mA
RING
RING
1.25 mA
0.376 V
0.376 V
0.376 V
0.376 V
37.6 µA
37.6 µA
1.5 V
TIP
TIP
.
.
; audio signal paths powered on.
; audio signal paths powered on.
VBATS1[7:0]
VBATS2[7:0]
Description
VRING[7:0]
VTIP[7:0]
Register
LCS[5:0]
LVS[6:0]
IQ1[7:0]
IQ2[7:0]
IQ3[7:0]
IQ4[7:0]
IQ5[7:0]
IQ6[7:0]
LCSP,
LVSP,
Bits
Direct Register 78
Direct Register 79
Direct Register 80
Direct Register 81
Direct Register 82
Direct Register 83
Direct Register 84
Direct Register 85
Direct Register 86
Direct Register 87
Direct Register 88
Direct Register 89
Location*