ITU-T V.901 ITU-T V.34
參數(shù)資料
型號： SI2457-D-GT
廠商： Silicon Laboratories Inc
文件頁數(shù)： 8/60頁
文件大?。?/td> 0K
描述： IC ISOMODEM GLOBAL DAA 24TSSOP
標(biāo)準(zhǔn)包裝： 62
系列： *
Si2457/34/15/04
16
Rev. 1.3
Receive Carrier
ITU-T V.901
ITU-T V.342
ITU-T V.32bis3
ITU-T V.323
ITU-T V.293
ITU-T V.22, V.22bis/Bell 212A
Originate mode
Answer mode
ITU-T V.21
Originate mode
Answer mode
Bell 103
Originate mode
Answer mode
As specified by ITU-T
1800 Hz ±7 Hz
1700 Hz ±7 Hz
2400 Hz ±7 Hz
1200 Hz ±7 Hz
Mark (980 Hz ±12 Hz) Space (1180 Hz ±12 Hz)
Mark (1650Hz ±12Hz) Space (1850Hz ±12Hz)
Mark (2225Hz ±12Hz) Space (2025Hz ±12Hz)
Mark (1270Hz ±12Hz) Space (1070Hz ±12Hz)
Carrier Detect (level for ITU-T V.22bis, V.22, V.21,
212, 103) in Switched Network
Acquisition (–43 dBm)
Release (–48 dBm)
Hysteresis
2 dBm minimum
Note: ITU-T V.90
1, V.342, V.32/V.32bis3 are echo canceling protocols that use signal quality as criteria for maintaining
connection. They also provide for self-training detection to force disconnect.
DTE Interface
EIA/TIA-232-E (ITU-T V.24/V.28/ISO 2110)
Line Equalization
Automatic Adaptive
Connection Options
Loss of Carrier in ITU-T V.22bis and lower
Phone Types
500 (rotary dial), 2500 (DTMF dial)
Dialing
Pulse and Tone
DTMF Output Level
Per TIA-968-B
Pulse Dial Ratio
Make/Break: 39/61%
Ring Cadence
Per T1.401.02-2000
Call Progress Monitor
BUSY
CONNECT (rate)
NO ANSWER
NO CARRIER
NO DIALTONE
OK
RING
RINGING
Table 7. Protocol Characteristics (Continued)
Item
Specification
Notes:
1. Supported on Si2457 only.
2. Supported on Si2457 and Si2434 only.
3. Supported on Si2457, Si2434, and Si2415 only.
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參數(shù)描述
SI2457-D-GTR 制造商:Silicon Laboratories Inc 功能描述:56 KBPS, V.90 ISOMODEM SYSTEM- 制造商:Silicon Laboratories Inc 功能描述:56 KBPS, V.90 ISOMODEM SYSTEM-SIDE - LEAD-FREE - Tape and Reel 制造商:Silicon Laboratories Inc 功能描述:IC ISOMODEM GLOBAL DAA 24TSSOP 制造商:Silicon Laboratories Inc 功能描述:56 kbps V90 ISOmodem System-Side PBF
Si2457FS08-EVB 功能描述:網(wǎng)絡(luò)開發(fā)工具 16-pin Si2457+Si3008 ISOmodem Eval Board RoHS:否 制造商:Rabbit Semiconductor 產(chǎn)品:Development Kits 類型:Ethernet to Wi-Fi Bridges 工具用于評估:RCM6600W 數(shù)據(jù)速率:20 Mbps, 40 Mbps 接口類型:802.11 b/g, Ethernet 工作電源電壓:3.3 V
Si2457FS18-EVB 功能描述:網(wǎng)絡(luò)開發(fā)工具 16-pin Si2457+Si3018 ISOmodem Eval Board RoHS:否 制造商:Rabbit Semiconductor 產(chǎn)品:Development Kits 類型:Ethernet to Wi-Fi Bridges 工具用于評估:RCM6600W 數(shù)據(jù)速率:20 Mbps, 40 Mbps 接口類型:802.11 b/g, Ethernet 工作電源電壓:3.3 V
SI2457-FT 功能描述:電信線路管理 IC CONTACT SILICON LABS FOR AVAILABILITY 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
Si2457FT08-EVB 功能描述:網(wǎng)絡(luò)開發(fā)工具 24-pin Si2457+Si3008 ISOmodem Eval Board RoHS:否 制造商:Rabbit Semiconductor 產(chǎn)品:Development Kits 類型:Ethernet to Wi-Fi Bridges 工具用于評估:RCM6600W 數(shù)據(jù)速率:20 Mbps, 40 Mbps 接口類型:802.11 b/g, Ethernet 工作電源電壓:3.3 V
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