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XRT4000 View Datasheet(PDF) - Exar Corporation

Part Name
Description
MFG CO.
XRT4000
Exar
Exar Corporation Exar
'XRT4000' PDF : 46 Pages View PDF
XRT4000
Scenario 6
TXD
SCTE
TXC
RXC
RXD
HDLC (L)
Options
DTE
DCE
75
TX1
82
TX2
78
TXD
97
77
98
79
SCTE
96
80
95
87
TXC
87
90
RX3
88
88
96
RXC
79
93
RX2
95
80
97
RXD
78
100
RX1
98
77
T4000 (DTE)
RX1
RX2
100
RXD
93
RXC
84
TX3
TXC
82
TX2
SCTE
TX1
T4000 (DCE)
75
TXD
HDLC (R)
Normal
Echo Mode
3 Clocks
2 Clocks
1 Clock (X.21)
No Loopback
Loopback
No Invert
Invert
Input Pin Settings (Scenarios 1 & 2)
Pin Number
39
42
65
22
67
68
66
T4000 (DTE)
Name
DCE/DTE*
EC*
2CK/3CK*
LP*
CKINV*
DTINV*
EN_OSC*
State
0
1
0
1
1
1
1
Pin Number
39
42
65
22
67
68
66
T4000 (DCE)
Name
DCE/DTE*
EC*
2CK/3CK*
LP*
CKINV*
DTINV*
EN_OSC*
State
1
1
0
1
0
1
1
Rev. 1.00
- 34 -
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