參數(shù)資料
型號: SI3019-F-GM
廠商: Silicon Laboratories Inc
文件頁數(shù): 110/128頁
文件大?。?/td> 0K
描述: IC VOICE GLOBAL DAA PROGR 20QFN
標(biāo)準(zhǔn)包裝: 490
系列: *
Si3050 + Si3011/18/19
82
Rev. 1.5
Reset settings = 0000_0000
Register 26. DC Termination Control
Bit
D7D6D5D4D3D2D1
D0
Name
DCV[1:0]
MINI[1:0]
0
ILIM
DCR
Type
R/W
Bit
Name
Function
7:6
DCV[1:0]
TIP/RING Voltage Adjust. Si3018 and Si3019 line-side only.
These bits 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. Rais-
ing the TIP/RING voltage can improve signal headroom.
DCV[1:0]
DCT Pin Voltage
00
3.1 V
01
3.2 V
10
3.35 V
11
3.5 V
For Si3011 line-side device, the only valid setting for DCV[1:0] is 10.
5:4
MINI[1:0]
Minimum Operational Loop Current. Si3018 and Si3019 line-side only.
Adjusts the minimum loop current at which the DAA can operate. Increasing the minimum
operational loop current can improve signal headroom at a lower TIP/RING voltage.
MINI[1:0]
Min Loop Current
00
10 mA
01
12 mA
10
14 mA
11
16 mA
For Si3011 line-side device, the only valid setting for MINI[1:0] is 00.
3:2
Reserved
These bits must always be written to 0.
1
ILIM
Current Limiting Enable.
0 = Current limiting mode disabled.
1 = Current limiting mode enabled. This mode limits loop current to a maximum of 60 mA per
the TBR21 standard.
0
DCR
DC Impedance Selection.
0=50
dc termination is selected. This mode should be used for all standard applications.
1 = 800
dc termination is selected.
相關(guān)PDF資料
PDF描述
SI3063-F-FS IC DAA ENH GLOB LINE-SIDE 16SOIC
SI3066-B-FS IC DAA ENH FCC LINE-SIDE 8SOIC
SI3068-B-FS IC FCC+ EMBEDDED DAA 8SOIC
SI3200-BS IC LINEFEED INTRFC 100V 16SOIC
SI3211-KT IC SLIC/CODEC PROG 1CH 38TSSOP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SI3019-F-GMR 制造商:Silicon Laboratories Inc 功能描述:SI3050 ENHANCED GLOBAL VOICE DAA LINE-SIDE - LEAD-FREE - Tape and Reel 制造商:Silicon Laboratories Inc 功能描述:IC VOICE GLOBAL DAA PROGR 20QFN
Si3019-F-GS 功能描述:電信線路管理 IC Si3050 Enhncd Global Voice DAA Line-Side RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
SI3019-F-GSR 功能描述:電信線路管理 IC Enhanced Global Voice DAA Line-Side RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
Si3019-F-GT 功能描述:電信線路管理 IC Si3050 Enhncd Global Voice DAA Line-Side RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
SI3019-F-GTR 制造商:Silicon Laboratories Inc 功能描述:SI3050 ENHANCED GLOBAL VOICE DAA LINE-SIDE - LEAD-FREE - Tape and Reel