参数资料
型号: SI3018-F-FS-R
厂商: Silicon Laboratories Inc
文件页数: 61/94页
文件大小: 0K
描述: IC ISOMODEM LINE-SIDE DAA 16SOIC
标准包装: 2,500
系列: ISOmodem®
数据格式: V.92
电源电压: 3 V ~ 3.6 V
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC N
包装: 带卷 (TR)
其它名称: Q5301285C
Si3056
Si3018/19/10
64
Rev. 1.05
Reset settings = 0000_0000
Register 20. Call Progress Receive Attenuation
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
ARM[7:0]
Type
R/W
Bit
Name
Function
7:0
ARM[7:0]
AOUT Receive Path Attenuation.
When decremented from the default setting, these bits linearly attenuate the AOUT
receive path signal used for call progress monitoring. Setting the bits to all 0s mutes the
AOUT receive path.
Attenuation = 20 log(ARM[7:0]/64)
1111_1111 = +12 dB (gain)
0111_1111 = +6 dB (gain)
0100_0000 = 0 dB
0010_0000 = –6 dB (attenuation)
0001_0000 = –12 dB
.
0000_0000 = Mute
Register 21. Call Progress Transmit Attenuation
Bit
D7
D6
D5D4D3
D2
D1
D0
Name
ATM[7:0]
Type
R/W
Bit
Name
Function
7:0
ATM[7:0]
AOUT Transmit Path Attenuation.
When decremented from the default settings, these bits linearly attenuate the AOUT trans-
mit path signal used for call progress monitoring. Setting the bits to all 0s mutes the AOUT
transmit path.
Attenuation = 20 log(ATM[7:0]/64)
1111_1111 = +12 dB (gain)
0111_1111 = +6 dB (gain)
0100_0000 = 0 dB
0010_0000 = –6 dB (attenuation)
0001_0000 = –12 dB
.
0000_0000 = Mute
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