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XRT71D04 Datasheet(PDF) 7 Page - Exar Corporation

Part No. XRT71D04
Description  4 CHANNEL E3/DS3/STS-1 JITTER ATTENUATOR, STS-1 TO DS3 DESYNCHRONIZER
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Maker  EXAR [Exar Corporation]
Homepage  http://www.exar.com
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XRT71D04 Datasheet(HTML) 7 Page - Exar Corporation

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XRT71D04
4 CHANNEL E3/DS3/STS-1 JITTER ATTENUATOR, STS-1 TO DS3 DESYNCHRONIZER
REV. 1.1.1
6
32
RNEG_3
I
Received Negative Data (Jittery) - channel 3:
See description of pin 30.
Internal 50 K Ohm pull-up resistor.
33
RPOS_3
I
Received Positive Data (Jittery) Input: - channel 3:
See description of pin 29.
Internal 50 K Ohm pull-up resistor.
34
RCLK_2
I
Received Clock (Jittery) - channel 2:
See description of pin 28.
Internal 50 K Ohm pull-up resistor.
35
GND
****
Digital Ground
36
MCLK_2
I
Master Clock Input - channel 2:
See description of pin 26.
Internal 50 K Ohm pull-up resistor.
37
DJA_2/CS
I
Harware Mode
Disable Jitter Attenuator Input - Channel 2:
See description of pin 25
Host Mode
Chip Select Input:
An active-low input enables the serial interface.
Internal 50 K Ohm pull-down resistor.
38
STS1_2
I
SONET STS1 Mode Select - channel 2:
See description of pin 23
39
FL_2
O
FIFO Limit - channel 2:
See description of pin 22
40
AGND
****
Analog Ground
41
AVDD
****
Analog Power Supply = 5V±5% or 3.3V±5%
42
NC
No Connection
43
GND
****
Digital Ground
44
RRCLK_2
O
Received Recovered Output (De-jittered) Clock - channel 2:
See description of pin 4
45
RRPOS_2
O
Received Recovered Positive Data (De-Jittered) Output - channel 2:
See description of pin 5
46
RRNEG_2
O
Received Recovered Negative Data (De-Jittered) Output - channel 2:
See description of pin 6
47
NC
No Connection
48
FSS
I
FIFO Size Select Input:
When “High”: Selects 32 bits FIFO.
When “Low”: Selects 16 bits FIFO.
Internal 50 K Ohm pull-down resistor.
PIN DESCRIPTION
PIN #NAME
TYPE
DESCRIPTION


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