xrt75r12 Exar Corporation, xrt75r12 Datasheet - Page 78

• Manufacturer Part Number: xrt75r12
• Description: Twelve Channel E3/ds3/sts-1 Line Interface Unit With Jitter
• Manufacturer: Exar Corporation

XRT75R12
TWELVE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR
B
IT
B
7 - 6
N
IT
UMBER
5
4
3
7
Reserved
T
ABLE
T
ABLE
Disable DLOS
Disable ALOS
RxCLKINV
B
Reserved
37: XRT75R12 R
Detector
Detector
IT
N
38: R
6
AME
ECEIVE
Disable DLOS
Detector
B
R/W
IT
C
T
R/W
R/W
R/W
5
YPE
ONTROL
EGISTER
Disable Digital LOS Detector - Channel_n:
This READ/WRITE bit-field is used to enable or disable the Digital LOS
(Loss of Signal) Detector within Channel_n, as described below.
0 - Enables the Digital LOS Detector within Channel_n.
1 - Disables the Digital LOS Detector within Channel_n.
N
Disable Analog LOS Detector - Channel_n:
This READ/WRITE bit-field is used to either enable or disable the Analog
LOS (Loss of Signal) Detector within Channel_n, as described below.
0 - Enables the Analog LOS Detector within Channel_n.
1 - Disables the Analog LOS Detector within Channel_n.
N
Receive Clock Invert Select - Channel_n:
This READ/WRITE bit-field is used to select the edge of the RxCLK_n out-
put that the Receive Section of Channel_n will use to output the recovered
data via the RxPOS_n and RxNEG_n output pins, as described below.
0 - Configures the Receive Section (within the corresponding channel) to
output the recovered data via the RxPOS_n and RxNEG_n output pins upon
the rising edge of RCLK_n.
1 - Configures the Receive Section (within the corresponding channel) to
output the recovered data via the RxPOS_n and RxNEG_n output pins upon
the falling edge of RCLK_n.
Disable ALOS
(n = [0:11] &
OTE
OTE
Detector
R
MAP
B
R/W
EGISTER
: This bit-field is only active if Channel_n has been configured to
: This bit-field is only active if Channel_n has been configured to
IT
operate in the DS3 or STS-1 Modes.
operate in the DS3 or STS-1 Modes.
4
SHOWING
75
- C
M
= 0-5 & 8-D)
RxCLKINV
HANNEL
B
R/W
R
IT
ECEIVE
3
n A
C
DDRESS
D
ONTROL
ESCRIPTION
LOSMUT
Enable
B
R/W
IT
2
L
R
OCATION
EGISTERS
Monitor Mode
Receive
Enable
B
R/W
= 0
IT
(RC_n)
1
XM
5
Equalizer
Receive
Enable
REV. 1.0.4
B
R/W
IT
0