SI2457-D-FS Silicon Laboratories Inc, SI2457-D-FS Datasheet - Page 93

• Manufacturer Part Number: SI2457-D-FS
• Description: IC ISOMODEM SYSTEM-SIDE 16SOIC
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2457-D-FS

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Register Address
U2E
U3A
U3B
U3C
U3D
U3E
U4A
U4B
U4C
U4D
U2F
U30
U31
U32
U33
U34
U35
U37
U38
U39
U3F
U40
U42
U43
U45
U46
U47
U48
U49
0x003C
0x003D
0x004C
0x004D
0x002E
0x002F
0x0033
0x003A
0x003B
0x003E
0x003F
0x004A
0x004B
0x0030
0x0031
0x0032
0x0034
0x0035
0x0037
0x0038
0x0039
0x0040
0x0042
0x0043
0x0045
0x0046
0x0047
0x0048
0x0049
(Hex)
RGMN
RMOT
DTWD
DMOT
BMOT
RMTT
PDMT
RGFH
RGFD
RGNX
MOD1
Name
BMTT
PDBT
DTNT
RDLT
DTPL
DTFT
BDLT
PDIT
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PD8
PD9
Table 46. U-Register Descriptions (Continued)
Busy cadence minimum total time in seconds multiplied by 7200.
Busy cadence delta in seconds multiplied by 7200.
Busy cadence minimum on time in seconds multiplied by 7200.
Ringback cadence minimum total time in seconds multiplied by
7200.
Ringback cadence delta in seconds multiplied by 7200.
Ringback cadence minimum on time in seconds multiplied by
7200.
Window to look for dial tone in seconds multiplied by 1000.
Minimum dial tone on time in seconds multiplied by 7200.
Number of pulses to dial 0.
Number of pulses to dial 1.
Number of pulses to dial 2.
Number of pulses to dial 3.
Number of pulses to dial 4.
Number of pulses to dial 5.
Number of pulses to dial 6.
Number of pulses to dial 7.
Number of pulses to dial 8.
Number of pulses to dial 9.
Pulse dial break time (ms units).
Pulse dial make time (ms units).
Pulse dial interdigit time (ms units).
DTMF power level.
DTMF on time (ms units).
DTMF off time (ms units).
Ring frequency high (2400/maximum valid ring frequency in Hz).
Ring frequency delta = (2400/minimum valid ring frequency in Hz)
– (2400/maximum valid ring frequency in Hz)
Ring cadence minimum ON time in seconds multiplied by 2400.
Ring cadence maximum total time in seconds multiplied by 2400.
This is a bit-mapped register.
Rev. 1.3
Description
AN93
Default
0xEF10
0x1B58
0x2D00
0x000A
0x003D
0x09B0
0x007A
0x0870
0x25F8
0x0438
0x4650
0x1200
0x0001
0x0002
0x0003
0x0004
0x0005
0x0006
0x0007
0x0008
0x0009
0x0027
0x0320
0x0064
0x0064
0x0022
0x0258
0x6720
0x0000
Value
93