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參數(shù)資料
| 型號： | DS2151QB+ |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 2/60頁 |
| 文件大小： | 0K |
| 描述： | IC TXRX T1 1-CHIP 5V LP 44-PLCC |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 26 |
| 功能： | 單芯片收發(fā)器 |
| 接口： | T1 |
| 電路數(shù)： | 1 |
| 電源電壓： | 4.75 V ~ 5.25 V |
| 電流 - 電源： | 65mA |
| 工作溫度： | 0°C ~ 70°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 44-LCC（J 形引線） |
| 供應(yīng)商設(shè)備封裝： | 44-PLCC（16.59x16.59） |
| 包裝： | 管件 |
| 包括： | 警報檢測器和發(fā)生器，CSU 回路代碼發(fā)生器和檢測器，DSX-1和CSU 線路補(bǔ)償發(fā)生器 |
| 產(chǎn)品目錄頁面： | 1429 (CN2011-ZH PDF) |
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DS2151Q
10 of 60
4 CONTROL REGISTERS
The operation of the DS2151Q is configured via a set of eight registers. Typically, the control registers
are only accessed when the system is first powered up. Once the DS2151Q has been initialized, the
control registers will only need to be accessed when there is a change in the system configuration. There
are two Receive Control Registers (RCR1 and RCR2), two Transmit Control Registers (TCR1 and
TCR2), a Line Interface Control Register (LICR), and three Common Control Registers (CCR1, CCR2,
and CCR3). Seven of the eight registers are described below. The LICR is described in Section 13.
RCR1: RECEIVE CONTROL REGISTER 1 (Address = 2B Hex)
(MSB)
(LSB)
LCVCRF
ARC
OOF1
OOF2
SYNCC
SYNCT
SYNCE
RESYNC
SYMBOL
POSITION
NAME AND DESCRIPTION
LCVCRF
RCR1.7
Line Code Violation Count Register Function Select.
0 = do not count excessive 0s
1 = count excessive 0s
ARC
RCR1.6
Auto Resync Criteria.
0 = Resync on OOF or RCL event
1 = Resync on OOF only
OOF1
RCR1.5
Out Of Frame Select 1.
0 = 2/4 frame bits in error
1 = 2/5 frame bits in error
OOF2
RCR1.4
Out Of Frame Select 2.
0 = follow RCR1.5
1 = 2/6 frame bits in error
SYNCC
RCR1.3
Sync Criteria.
In D4 Framing Mode
0 = search for Ft pattern, then search for Fs pattern
1 = cross couple Ft and Fs pattern
In ESF Framing Mode
0 = search for FPS pattern only
1 = search for FPS and verify with CRC6
SYNCT
RCR1.2
Sync Time.
0 = qualify 10 bits
1 = qualify 24 bits
SYNCE
RCR1.1
Sync Enable.
0 = auto resync enabled
1 = auto resync disabled
RESYNC
RCR1.0
Resync. When toggled from low to high, a resynchronization
of the receive side framer is initiated. Must be cleared and set
again for a subsequent resync.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS2151QB/T&R | 制造商:Maxim Integrated Products 功能描述:T1 SINGLE CHIP XCVR REV B T&R - Tape and Reel |
| DS2151QB/T&R+ | 制造商:Maxim Integrated Products 功能描述:FRAMER DS1/E1/ISDN-PRI/T1 5V 44PLCC - Tape and Reel |
| DS2151QB/T&R | 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 |
| DS2151QB+ | 功能描述:網(wǎng)絡(luò)控制器與處理器 IC T1 Transceiver 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 |
| DS2151QB+T&R | 制造商:Maxim Integrated Products 功能描述:FRAMER DS1/E1/ISDN-PRI/T1 5V 44PLCC - Tape and Reel |
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