參數(shù)資料
型號: SI3062-F-FS
廠商: Silicon Laboratories Inc
文件頁數(shù): 46/62頁
文件大?。?/td> 0K
描述: IC DAA ENH FCC LINE-SIDE 16SOIC
標(biāo)準(zhǔn)包裝: 48
功能: 直接存取裝置(DAA)
電路數(shù): 1
電流 - 電源: 9mA
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC N
包裝: 管件
包括: 結(jié)帳音調(diào)檢測,線路電壓監(jiān)視器,回路電流監(jiān)視器,過載檢測,振鈴檢測器
Si306x
50
Rev. 0.9
Reset settings = 0000_0000
Register 26. DC Termination Control
Bit
D7
D6D5D4D3
D2
D1D0
Name
DCV[1:0]
MINI[1:0]
ILIM
DCR
Type
R/W
Bit
Name
Function
7:6
DCV[1:0]
TIP/RING Voltage Adjust.
Adjust the voltage on the DCT pin of the line-side device, which affects the TIP/RING voltage
on the line. Low voltage countries should use a lower TIP/RING voltage. Raising the TIP/
RING voltage improves signal headroom.
Si3061 and Si3063 settings:
DCV[1:0]
DCT Pin Voltage
00
3.1 V
01
3.2 V
10
3.35 V
11
3.5 V
Si3060, Si3062, and Si3065 settings:
DCV[1:0]
DCT Pin Voltage
XX
3.35 V
5:4
MINI[1:0]
Minimum Operational Loop Current.
Adjusts the minimum loop current so the DAA can operate. Increasing the minimum opera-
tional loop current improves signal headroom at a lower TIP/RING voltage.
Si3061 and Si3063 settings:
MINI[1:0]
Min Loop Current
00
10 mA
01
12 mA
10
14 mA
11
16 mA
Si3060, Si3062, and Si3065 settings:
MINI[1:0]
Min Loop Current
XX
10 mA
3:2
Reserved Do not write to these register bits.
1
ILIM
Current Limiting Enable.
Si3061, Si3063, and Si3065 settings:
0 = Current limiting mode disabled.
1 = Current limiting mode enabled. Limits loop current to a maximum of 60 mA per the TBR21
standard.
Si3060 and Si3062 settings:
X = Current limiting mode disabled.
0
DCR
DC Impedance Selection.
0=50
dc termination is selected. Use this mode for all standard applications.
1 = 800
dc termination is selected.
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