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參數(shù)資料
| 型號： | DS2151Q |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 數(shù)字傳輸電路 |
| 英文描述： | T1 Single-Chip Transceiver(T1單片收發(fā)器) |
| 中文描述： | DATACOM, FRAMER, PQCC44 |
| 封裝： | 0.652 INCH, PLASTIC, LCC-44 |
| 文件頁數(shù)： | 10/46頁 |
| 文件大小： | 307K |
| 代理商： | DS2151Q |
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DS2151Q
022698 10/46
TLINK
TCR1.2
TLINK Select
. (see note below)
0=source FDL or Fs bits from TFDL register
1=source FDL or Fs bits from the TLINK pin
TBL
TCR1.1
Transmit Blue Alarm
. (see note below)
0=transmit data normally
1=transmit an unframed all one’s code at TPOS and TNEG
TYEL
TCR1.0
Transmit Yellow Alarm
. (see note below)
0=do not transmit yellow alarm
1=transmit yellow alarm
Note: for a detailed description of how the bits in TCR1 affect the transmit side formatter of the DS2151Q, please see
Figure 13–9.
TCR2: TRANSMIT CONTROL REGISTER 2
(Address=36 Hex)
(MSB)
(LSB)
TEST1
TEST0
TZBTSI
TSDW
TSM
TSIO
TD4YM
B7ZS
SYMBOL
POSITION
NAME AND DESCRIPTION
TEST1
TCR2.7
Test Mode Bit 1 for Output Pins
. See Table 3–1.
TEST0
TCR2.6
Test Mode Bit 0 for Output Pins
. See Table 3–1.
TZBTSI
TCR2.5
Transmit Side ZBTSI Enable
.
0=ZBTSI disabled
1=ZBTSI enabled
TSDW
TCR2.4
TSYNC Double–Wide
. (note: this bit must be set to zero when TCR2.3=1
or when TCR2.2=0)
0=do not pulse double–wide in signaling frames
1=do pulse double–wide in signaling frames
TSM
TCR2.3
TSYNC Mode Select
.
0=frame mode (see the timing in Section 13)
1=multiframe mode (see the timing in Section 13)
TSIO
TCR2.2
TSYNC I/O Select
.
0=TSYNC is an input
1=TSYNC is an output
TD4YM
TCR2.1
Transmit Side D4 Yellow Alarm Select
.
0=zeros in bit 2 of all channels
1=a one in the S–bit position of frame 12
B7ZS
TCR2.0
Bit 7 Zero Suppression Enable
.
0=no stuffing occurs
1=Bit 7 force to a one in channels with all zeros
OUTPUT PIN TEST MODES
Table 3–1
TEST1
TEST0
0
0
EFFECT ON OUTPUT PINS
operate normally
0
1
force all output pins 3–state (including all I/O pins and parallel port pins)
1
0
force all output pins low (including all I/O pins except parallel port pins)
1
1
force all output pins high (including all I/O pins except parallel port pins)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS2151Q/T&R | 制造商:Maxim Integrated Products 功能描述:IC TXRX T1 1-CHIP 5V LP 44-PLCC |
| DS2151Q/T&R | 功能描述:IC TXRX T1 1-CHIP 5V LP 44-PLCC RoHS:否 類別:集成電路 (IC) >> 接口 - 電信 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:* |
| DS2151QB | 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/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 |
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