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| XRT83L314 Datasheet, PDF (12/84 Pages) Exar Corporation – 14-CHANNEL T1/E1/J1 LONG-HAUL/SHORT-HAUL LINE INTERFACE UNIT | |||
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XRT83L314
14-CHANNEL T1/E1/J1 LONG-HAUL/SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.0
TRANSMITTER SECTION
NAME
PIN
TYPE
DESCRIPTION
TNEG13
TNEG12
TNEG11
TNEG10
TNEG9
TNEG8
TNEG7
TNEG6
TNEG5
TNEG4
TNEG3
TNEG2
TNEG1
TNEG0
AC17
AC19
AA17
B17
B18
C18
C16
C7
D5
C5
C6
AA7
Y7
AB7
I
Transmit Negative Data Input
In dual rail mode, this pin is the transmit negative data input. In single rail
mode, this pin can be left unconnected.
NOTE: Internally pulled "Low" with a 50K⦠resistor.
TTIP13
TTIP12
TTIP11
TTIP10
TTIP9
TTIP8
TTIP7
TTIP6
TTIP5
TTIP4
TTIP3
TTIP2
TTIP1
TTIP0
AA13
W21
R21
M21
J21
F21
C13
C11
E3
H3
M3
R3
W3
AA11
O
Transmit Differential Tip Output
TTIP is the positive differential output to the line interface. Along with the
TRING signal, these pins should be coupled to a 1:2 step up transformer for
proper operation.
TRING13
TRING12
TRING11
TRING10
TRING9
TRING8
TRING7
TRING6
TRING5
TRING4
TRING3
TRING2
TRING1
TRING0
AB12
V22
T20
M22
J22
D22
B12
B11
C2
H2
M2
U2
V3
AB11
O
Transmit Differential Ring Output
TRING is the negative differential output to the line interface. Along with the
TTIP signal, these pins should be coupled to a 1:2 step up transformer for
proper operation.
8
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