參數(shù)資料
型號(hào): DS21FT40
廠商: DALLAS SEMICONDUCTOR
元件分類: Digital Transmission Controller
英文描述: DATACOM, FRAMER, PBGA300
封裝: BGA-300
文件頁(yè)數(shù): 72/87頁(yè)
文件大小: 386K
代理商: DS21FT40
DS21FT40
74 of 87
DS21FT40 TRANSMIT DATA FLOW Figure 16-14
Si Bit Insertion
Control
(TCR1.3)
Timeslot 0
Pass-Through
(TCR1.6)
E-Bit Generation
(TCR2.1)
Sa Bit Insertion
Control (TCR2.3
thru TCR2.7)
Idle Code / Channel
Insertion Control via
TIR1/2/3/4
Transmit Unframed All
Ones (TCR1.4) or
Auto AIS (CCR2.5)
Code Word
Generation
CRC4 Enable
(CCR1.4)
TAF
TNAF.5-7
TLINK
TS1 to TS16
TIDR
TPOS,
TNEG
01
0
1
0
01
1
0
01
1
0
AIS
Generation
Transmit Signaling
All Ones
(TCR1.2)
= Register
= Device Pin
= Selector
KEY:
T CBR1/2/3/4
RS E R
(note #1)
CCR3.6
TCR1.5
Signaling Bit
Insertion Control
TIR Function Select
(CCR3.5)
AIS
Generation
01
NOTES:
1. TCLK shoul d be tied to RCLK and TSYNC should be tied to RFSYNC for
data to be properly sourced from RSER.
2. Auto Remote Alarm if enabled will only overwrite bit 3 of timeslot 0 in the
Not Align Frames if the alarm needs to be sent.
Sa Bit Insertion
Control Register
(TSaCR)
1
0
TSa4 to TSa8
TRA
TSiNAF
TSiAF
CRC4 Multiframe
Alignment Word
Generation (CCR.4)
Receive Side
CRC4 Error
Detector
01
Auto Remote Alarm
Generation (CCR2.4)
Per-Channel Code
Generation
(TCC1/2/3/4)
01
TC1 to TC32
HD L C
EN G IN E
DS0 Data
Source MUX
(TDC1/2)
01
T SER
&
TD ATA
TAF/TNAF Bit
MUX
01
TNAF.0-4
Sa Data Source
MUX
(TDC1)
01
DS0 Monitor
TSIG
Hardware
Signaling
Insertion (CCR3.2)
01
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS21FT40N 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
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DS21FT42N 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 4x4 16/4x3 12 Chnl T1/T1 Framer 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
DS21FT44 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
DS21FT44+ 功能描述:網(wǎng)絡(luò)控制器與處理器 IC 4X3 E1 Framer E1 Framer E1 Framer 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