參數(shù)資料
型號: XRT83VSH314IB
廠商: EXAR CORP
元件分類: 數(shù)字傳輸電路
英文描述: 14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
中文描述: DATACOM, PCM TRANSCEIVER, PBGA304
封裝: 31 X 31 MM, 1.27 MM PITCH, PLASTIC, BGA-304
文件頁數(shù): 55/80頁
文件大?。?/td> 497K
代理商: XRT83VSH314IB
XRT83VSH314
52
REV. 1.0.1
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
D5
RxON
Receiver ON/OFF
Upon power up, the receiver is powered OFF. RxON is used to
turn the receiver ON or OFF if the hardware pin RxON is pulled
"High". If the hardware pin is pulled "Low", all receivers are turned
off.
0 = Receiver is Powered Off
1 = Receiver is Powered On
R/W
0
D4
D3
D2
D1
D0
EQC4
EQC3
EQC2
EQC1
EQC0
Cable Length Settings
The Cable Length Settting bits are shown in
Table 24
below.
R/W
0
0
0
0
0
T
ABLE
24: C
ABLE
L
ENGTH
S
ETTINGS
EQC[4:0]
T1/E1 M
ODE
/R
ECEIVE
S
ENSITIVITY
T
RANSMIT
LBO
C
ABLE
C
ODING
0x08h
T1 Short Haul
0 to 133 feet (0.6dB)
100
TP
B8ZS
0x09h
T1 Short Haul
133 to 266 feet (1.2dB)
100
TP
B8ZS
0x0Ah
T1 Short Haul
266 to 399 feet (1.8dB)
100
TP
B8ZS
0x0Bh
T1 Short Haul
399 to 533 feet (2.4dB)
100
TP
B8ZS
0x0Ch
T1 Short Haul
533 to 655 feet (3.0dB)
100
TP
B8ZS
0x0Dh
T1 Short Haul
Arbitrary Pulse
100
TP
B8ZS
0x1Ch
E1 Short Haul
ITU G.703
75
Coax
HDB3
0x1Dh
E1 Short Haul
ITU G.703
120
TP
HDB3
T
ABLE
23: M
ICROPROCESSOR
R
EGISTER
0
X
00
H
B
IT
D
ESCRIPTION
C
HANNEL
0-13 (0
X
00
H
-0
X
D0
H
)
B
IT
N
AME
F
UNCTION
Register
Type
Default
Value
(HW reset)
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