XRT5897 Datasheet, PDF (4/21 Pages) Exar Corporation – Seven-Channel E1 Line Interface

XRT5897
PIN DESCRIPTION
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
Symbol
RXPOS1
RXNEG1
V_CC
LOS7
RXPOS7
RXNEG7
RTIP1
RRING1
V_CC
GND
V_CC
RRING2
RTIP2
GND
TTIP2
V_CC
TRING2
GND
TRING3
V_CC
TTIP3
GND
RTIP3
RRING3
TXCLK3
TXNEG3
TXPOS3
LOS3
RXPOS3
RXNEG3
TXPOS2
TXNEG2
TXCLK2
RXNEG2
RXPOS2
Type
O
O
O
O
O
I
I
I
I
O
O
O
O
I
I
I
I
I
O
O
O
I
I
I
O
O
Description
Receiver 1 Positive Data Out. Positive RZ data output for channel 1.
Receiver 1 Negative Data Out. Negative RZ data output for channel 1.
Positive Supply (+3.3V + 5%). Digital circuitry.
Receiver 7 Loss of Signal. Asserted during LOS condition.
Receiver 7 positive Data Out. Positive RZ data output for channel 7.
Receiver 7 Negative Data Out. Negative RZ data output for channel 7.
Receiver 1 Positive Bipolar Input.
Receiver 1 Negative Bipolar Input.
Positive Supply (+3.3V + 5%). Analog circuitry.
Analog Ground.
Positive Supply (+3.3V + 5%). Receivers 1, 2, 3, and 7.
Receiver 2 Negative Bipolar Input.
Receiver 2 Positive Bipolar Input.
Analog Ground. Receivers 1, 2, 3, and 7.
Transmitter 2 Positive Bipolar Output.
Positive Supply (+3.3V + 5%). Transmitter channel 2.
Transmitter 2 Negative Bipolar Output.
Digital Ground. Transmitter channel 2.
Transmitter 3 Negative Bipolar Output.
Positive Supply (+3.3V + 5%). Transmitter channel 3.
Transmitter 3 Positive Bipolar Output.
Digital Ground. Transmitter channel 3.
Receiver 3 Positive Bipolar Input.
Receiver 3 Negative Bipolar Input.
Transmitter 3 Clock Input. Use for clocked mode with NRZ data.¹
Transmitter 3 Negative Data Input. Negative NRZ or RZ data input.¹
Transmitter 3 Positive Data Input. Positive NRZ or RZ data input.¹
Receiver 3 Loss of Signal. Asserted during LOS condition.
Receiver 3 Positive Data Out. Positive RZ data output for channel 3.
Receiver 3 Negative Data Out. Negative RZ data output for channel 3.
Transmitter 2 Positive Data Input. Positive NRZ or RZ data input.¹
Transmitter 2 Negative Data Input. Negative NRZ or RZ data input.¹
Transmitter 2 Clock Input. Use for clocked mode with NRZ data.¹
Receiver 2 Negative Data Out. Negative RZ data output for channel 2.
Receiver 2 Positive Data Out. Positive RZ data output for channel 2.
Note:
1 _{Has internal pull-up 50KW resistor.}
Rev. 1.11
4