參數(shù)資料
型號(hào)： DS2148
英文描述： 5V E1/T1/J1 Line Interface
中文描述： 5V、E1/T1/J1線路接口
文件頁(yè)數(shù)： 5/75頁(yè)
文件大?。?/td> 544K
代理商： DS2148
DS2148/Q48
5 of 75
2. LIST OF TABLES
Table 4-1 BUS INTERFACE SELECTION ................................................................................................9
Table 4-2a PIN ASSIGNMENT.................................................................................................................10
Table 4-2b PIN DESCRIPTIONS (Sorted by Pin Name, DS2148T Pin Numbering)...............................11
Table 4-3a PIN ASSIGNMENT IN SERIAL PORT MODE.....................................................................13
Table 4-3b PIN DESCRIPTIONS IN SERIAL PORT MODE (Sorted by Pin Name, DS2148T Pin
Numbering)..........................................................................................................................................14
Table 4-4a PIN ASSIGNMENT IN HARDWARE MODE.......................................................................16
Table 4-4b PIN DESCRIPTIONS IN HARDWARE MODE (Sorted by Pin Name, DS2148T Pin
Numbering)..........................................................................................................................................16
Table 4-5 LOOPBACK CONTROL IN HARDWARE MODE ................................................................20
Table 4-6 TRANSMIT DATA CONTROL IN HARDWARE MODE .....................................................20
Table 4-7 RECEIVE SENSITIVITY SETTINGS......................................................................................20
Table 4-8 MONITOR GAIN SETTINGS ..................................................................................................20
Table 4-9 INTERNAL RX TERMINATION SELECT.............................................................................20
Table 4-10 MCLK SELECTION................................................................................................................20
Table 5-1 REGISTER MAP.......................................................................................................................23
Table 6-1 MCLK SELECTION..................................................................................................................29
Table 6-2 RECEIVE SENSITIVITY SETTINGS......................................................................................31
Table 6-3 BACK PLANE CLOCK SELECT.............................................................................................32
Table 6-4 MONITOR GAIN SETTINGS ..................................................................................................32
Table 6-5 INTERNAL RX TERMINATION SELECT.............................................................................33
Table 7-1 RECEIVED ALARM CRITERIA.............................................................................................35
Table 7-2 RECEIVE LEVEL INDICATION.............................................................................................38
Table 8-1 TRANSMIT CODE LENGTH...................................................................................................40
Table 8-2 RECEIVE CODE LENGTH......................................................................................................40
Table 8-3 DEFINITION OF RECEIVED ERRORS..................................................................................44
Table 8-4 FUNCTION OF ECRS BITS AND RNEG PIN........................................................................45
Table 9-1 LINE BUILD OUT SELECT FOR E1 IN REGISTER CCR4 (ETS = 0).................................48
Table 9-2 LINE BUILD OUT SELECT FOR T1 IN REGISTER CCR4 (ETS = 1).................................48
Table 9-3 TRANSFORMER SPECIFICATIONS FOR 5V OPERATION...............................................49
Table 10-1 DS21Q48 PIN ASSIGNMENT................................................................................................56
相關(guān)PDF資料
PDF描述
DS2148G 5V E1/T1/J1 Line Interface
DS2148GN 5V E1/T1/J1 Line Interface
DS2148T 5V E1/T1/J1 Line Interface
DS2148TN 5V E1/T1/J1 Line Interface
DS21Q48 5V E1/T1/J1 Line Interface
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS2148DK 功能描述:網(wǎng)絡(luò)開(kāi)發(fā)工具 DS2148 Dev Kit RoHS:否 制造商:Rabbit Semiconductor 產(chǎn)品:Development Kits 類(lèi)型:Ethernet to Wi-Fi Bridges 工具用于評(píng)估:RCM6600W 數(shù)據(jù)速率:20 Mbps, 40 Mbps 接口類(lèi)型:802.11 b/g, Ethernet 工作電源電壓:3.3 V
DS2148G 功能描述:網(wǎng)絡(luò)控制器與處理器 IC RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS2148G+ 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 5V E1/T1/J1 Line Interface RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS2148GB 功能描述:網(wǎng)絡(luò)控制器與處理器 IC RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
DS2148GN 功能描述:網(wǎng)絡(luò)控制器與處理器 IC RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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