XRT71D04 Datasheet, PDF (7/22 Pages) Exar Corporation – 4 CHANNEL E3/DS3/STS-1 JITTER ATTENUATOR, STS-1 TO DS3 DESYNCHRONIZER

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