参数资料
型号: SI3066-B-FS
厂商: Silicon Laboratories Inc
文件页数: 10/40页
文件大小: 0K
描述: IC DAA ENH FCC LINE-SIDE 8SOIC
标准包装: 96
功能: 直接存取装置(DAA)
电路数: 1
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm Width)裸露焊盘
供应商设备封装: 8-SOIC-EP
包装: 管件
包括: 结帐音调检测,线路电压监视器,回路电流监视器,过载检测,振铃检测器
Si3066
18
Rev. 1.0
Reset settings = 0000_0x0x
DAA Register 1. Control 1
Bit
D7D6D5
D4D3D2D1D0
Name
SR
PWMM[1:0]
PWME
IDL
Type
R/W
Bit
Name
Function
7SR
Software Reset.
0 = Enables DAA for normal operation.
1 = Sets all registers to their reset value.
Note:
Bit clears automatically after being set.
6
Reserved
Always write as zero. Reads undefined.
5:4
PWMM[1:0]
Pulse-Width Modulation Mode.
Selects the type of signal on the call progress AOUT pin.
00 = PWM output clocked at 16.384 MHz. A local density of 1s and 0s tracks the com-
bined transmit and receive signal.
01 = Balanced conventional PWM output signal has high and low portions of the modu-
lated pulse centered on the 32 kHz sample clock.
10 = Conventionally PWM output signal returns to 0 at 32 kHz intervals and rises at a
time in the 32 kHz period proportional to the instantaneous amplitude.
11 = Reserved.
3PWME
Pulse-Width Modulation Enable.
0 = Call progress PWM AOUT disabled.
1 = Call progress PWM AOUT enabled.
2
Reserved
Read returns zero.
1IDL
Isolation Digital Loopback.
0 = Digital loopback across isolation barrier disabled.
1 = Enables digital loopback mode across isolation barrier. The line-side device must be
enabled and off-hook before setting this mode. This data path includes RX and TX filters.
A valid phone line is not necessary for this mode.
0
Reserved
Read returns zero.
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