參數(shù)資料
型號： XRT73L02M
廠商： Exar Corporation
英文描述： TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
中文描述： 雙通道E3/DS3/STS-1線路接口單元
文件頁數(shù)： 4/46頁
文件大小： 391K
代理商： XRT73L02M
XRT73L02M
TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
xr
REV. 1.0.0
IV
TABLE OF CONTENTS
GENERAL DESCRIPTION ............................................................................................... 1
F
EATURES
.................................................................................................................................................... 1
A
PPLICATIONS
.............................................................................................................................................. 1
Figure 1. Block Diagram of the XRT73L02M ..................................................................................................... 2
T
RANSMIT
I
NTERFACE
C
HARACTERISTICS
...................................................................................................... 2
R
ECEIVE
I
NTERFACE
C
HARACTERISTICS
........................................................................................................ 2
Figure 2. Pin Out of the XRT73L02M ................................................................................................................ 3
ORDERING INFORMATION ................................................................................................................... 3
TABLE OF CONTENTS .................................................................................................................................... I
PIN DESCRIPTIONS (BY FUNCTION) ............................................................................ 4
T
RANSMIT
I
NTERFACE
................................................................................................................................... 4
R
ECEIVE
I
NTERFACE
..................................................................................................................................... 6
C
LOCK
I
NTERFACE
........................................................................................................................................ 9
O
PERATING
M
ODE
S
ELEC
T ......................................................................................................................... 10
C
ONTROL
AND
A
LARM
I
NTERFACE
............................................................................................................... 14
A
NALOG
P
OWER
AND
G
ROUND
................................................................................................................... 15
DIGITAL
P
OWER
AND
G
ROUND
..................................................................................................................... 16
1.0 ELECTRICAL CHARACTERISTICS ................................................................................................. 17
T
ABLE
1: A
BSOLUTE
M
AXIMUM
R
ATINGS
............................................................................................................ 17
T
ABLE
2: DC E
LECTRICAL
C
HARACTERISTICS
: ................................................................................................... 17
2.0 TIMING CHARACTERISTICS ............................................................................................................ 18
Figure 3. Typical interface between terminal equipment and the XRT73L02M (dual-rail data) ...................... 18
Figure 4. Transmitter Terminal Input Timing ................................................................................................... 18
Figure 5. Receiver Data output and code violation timing .............................................................................. 19
Figure 6. Transmit Pulse Amplitude test circuit for E3, DS3 and STS-1 Rates ............................................... 20
3.0 LINE SIDE CHARACTERISTICS: ..................................................................................................... 20
3.1 E3
LINE
SIDE
PARAMETERS
: ............................................................................................................................. 20
Figure 7. Pulse Mask for E3 (34.368 mbits/s) interface as per itu-t G.703 ..................................................... 20
T
ABLE
3: E3 T
RANSMITTER
LINE
SIDE
OUTPUT
AND
RECEIVER
LINE
SIDE
INPUT
SPECIFICATIONS
........................... 21
Figure 8. Bellcore GR-253 CORE Transmit Output Pulse Template for SONET STS-1 Applications ............ 22
T
ABLE
4: STS-1 P
ULSE
M
ASK
E
QUATIONS
........................................................................................................ 22
T
ABLE
5: STS-1 T
RANSMITTER
L
INE
S
IDE
O
UTPUT
AND
R
ECEIVER
L
INE
S
IDE
I
NPUT
S
PECIFICATIONS
(GR-253) . 23
Figure 9. Transmit Ouput Pulse Template for DS3 as per Bellcore GR-499 .................................................. 23
T
ABLE
6: DS3 P
ULSE
M
ASK
E
QUATIONS
........................................................................................................... 24
T
ABLE
7: DS3 T
RANSMITTER
L
INE
S
IDE
O
UTPUT
AND
R
ECEIVER
L
INE
S
IDE
I
NPUT
S
PECIFICATIONS
(GR-499) ..... 24
Figure 10. Microprocessor Serial Interface Structure ...................................................................................... 25
Figure 11. Timing Diagram for the Microprocessor Serial Interface ................................................................ 25
T
ABLE
8: M
ICROPROCESSOR
S
ERIAL
I
NTERFACE
T
IMINGS
( TA = 250C, VDD=3.3V± 5%
AND
LOAD
= 10
P
F) ..... 26
FUNCTIONAL DESCRIPTION: ........................................................................................ 27
4.0 The Transmitter Section: ................................................................................................................. 27
Figure 12. Single-Rail or NRZ Data Format (Encoder and Decoder are Enabled) ......................................... 27
Figure 13. Dual-Rail Data Format (encoder and decoder are disabled) ......................................................... 27
4.0.1 Transmit Clock: .................................................................................................................................. 28
4.0.2 B3ZS/HDB3 Encoder: ......................................................................................................................... 28
Figure 14. B3ZS Encoding Format ................................................................................................................. 28
4.0.3 Transmit Pulse Shaper: ..................................................................................................................... 29
Figure 15. HDB3 Encoding Format ................................................................................................................. 29
4.0.4 Transmit Drive Monitor: ..................................................................................................................... 30
4.0.5 Transmitter Section On/Off: .............................................................................................................. 30
Figure 16. Transmit Driver Monitor set-up. ..................................................................................................... 30
5.0 The Receiver Section: ...................................................................................................................... 31
5.0.1 AGC/Equalizer: ................................................................................................................................... 31
相關(guān)PDF資料
PDF描述
XRT73L02MIV TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
XRT73L02 2 Channel E3/DS3/STS-1 Line Interface Unit(2通道 E3/DS3/STS-1線接口單元)
XRT73L03A 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03AIV 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03B 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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XRT73L02MIV 制造商:EXAR 制造商全稱:EXAR 功能描述:TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
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XRT73L02MIVTR-F 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 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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