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參數(shù)資料
| 型號： | XRT95L53 |
| 廠商： | EXAR CORP |
| 元件分類： | 數(shù)字傳輸電路 |
| 英文描述： | Ultraframer DS3/E3/DS2/E2/DS1/E1/DS0 |
| 中文描述： | ATM/SONET/SDH SUPPORT CIRCUIT, PBGA780 |
| 封裝： | PLASTIC, BGA-780 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大?。?/td> | 63K |
| 代理商： | XRT95L53 |
XRT95L53 EXtendAR-48M
OC-48 ETHERNET/SONET MULTI-SERVICE FRAMER PROCESSOR
xr
REV.
P
1.0.0
2
Supports mapping of data using POS/HDLC framing into SONET/SDH in accordance with RFC2615 & IETF
1662
■
Optionally supports PPP/BCP (Bridging Control Protocol) encapsulation
■
Performs ATM cell de-lineation and maps ATM packets into SONET/SDH using POS/HDLC
Support for 48 DS3 and sub-rate DS3 framers on-chip
■
Maps/De-maps DS3 signals into SONET/SDH payloads
■
Supports extensive performance monitoring on DS3 data
■
Integrated fractional DS3/T3 and scrambling functions
Supports mapping of Ethernet data over SDH using LAPS framing according to ITU-T X.86
Supports a 32 bit micro-processor interface for management, configuration, gathering extended statistics
and providing interrupts for alarm processing
Supports performance monitoring and alarms as required by GR.253, G.707 and ANSI T1.105
F
IGURE
1. XRT95L53 EXtendAR-48M B
LOCK
D
IAGRAM
ORDERING INFORMATION
P
ART
N
UMBER
P
ACKAGE
T
YPE
O
PERATING
T
EMPERATURE
R
ANGE
XRT95L53
PBGA 780
-40°C to 85°C
STS-48
4-bit @622Mhz
4xSTS-12/STS-3
OC-48
Serdes
4x
OC-12
Serdes
Section/Line/
TOH
Processor
Section/Line/
TOH
Processor
Pointer
Proc.
STS-1
Path
Overhead
Processor
and
Cross
Connect
GFP
LAPS
PPP
PPP
ATM
GFP
LAPS
ATM
LCAS
VC
LCAS
JTAG
Interface
Overhead Add/Drop Bus
32 bit uProcessor
Interface
SDRAM
Interface
Framers
DS3/
Sub-rate
DS3
Framers
STS-12 (Add/drop port)
4x1-bit@622Mhz
SPI-3
Interface
POS-PHY 3
G-Header
Interface
PRELIMINARY
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