參數(shù)資料
型號(hào): XRT81L27IV
廠商: EXAR CORP
元件分類: 數(shù)字傳輸電路
英文描述: SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY
中文描述: DATACOM, PCM TRANSCEIVER, PQFP128
封裝: TQFP-128
文件頁(yè)數(shù): 26/30頁(yè)
文件大?。?/td> 194K
代理商: XRT81L27IV
XRT81L27
SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY
REV. 1.1.0
á
24
The Transformer used should be 1:2 step up for
Transmit direction and 2:1 step down for the Receive
direction. The following transformers are recommend-
ed: Pulse PE-65681, Pulse T1090, and HALO TG08-
1505N1.
F
IGURE
13. S
CHEMATIC
FOR
I
NTERFACING
THE
R
ECEIVE
S
ECTIONS
OF
THE
XRT81L27
TO
THE
L
INE
FOR
75
(T
RANSFORMER
-C
OUPLED
) A
PPLICATIONS
RPOS_n
RNEG_n
RClk_n
LOS_n
RTIP_n
RRING_n
1: 2
1
Line
Input
XRT81L27
F
IGURE
14. S
CHEMATIC
FOR
I
NTERFACING
THE
R
ECEIVE
S
ECTIONS
OF
THE
XRT81L27
TO
THE
L
INE
FOR
120
(T
RANSFORMER
-C
OUPLED
) A
PPLICATIONS
RPOS_n
RNEG_n
RClk_n
LOS_n
RTIP_n
RRing_n
XRT81L27
1:2
3
Line
Input
相關(guān)PDF資料
PDF描述
XRT81L27 Seven Channel E1 Line Interface Unit with Clock Recovery(7通道 E1線接口單元(帶時(shí)鐘恢復(fù)))
XRT82D20 Single Channel E1 Line Interface Unit(單通道E1線接口單元)
XRT82L24IV QUAD E1 LINE TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
XRT82L24 Quad E1 Line Transceiver with Clock Recovery and Jitter Attenuator(四E1線收發(fā)器(帶時(shí)鐘恢復(fù)和振動(dòng)衰減器))
XRT82L34 Quad T1/E1/J1 Line Transceiver with Clock Recovery and Jitter Attenuator(四 T1/E1/J1線收發(fā)器(帶時(shí)鐘恢復(fù)和振蕩衰減器))
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