DS21Q50L-W+ Maxim Integrated Products, DS21Q50L-W+ Datasheet - Page 33
![no-image](/images/manufacturer_photos/0/4/417/maxim_integrated_products_sml.jpg)
DS21Q50L-W+
Manufacturer Part Number
DS21Q50L-W+
Description
TXRX E1 QUAD CLK/DATA 100LQFP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q50L.pdf
(87 pages)
Specifications of DS21Q50L-W+
Function
Transceiver
Interface
E1
Number Of Circuits
4
Voltage - Supply
3.14 V ~ 3.47 V
Current - Supply
230mA
Mounting Type
Surface Mount
Package / Case
100-LFQFP
Includes
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Operating Temperature
-
Other names
90-21Q50+LW0
- Current page: 33 of 87
- Download datasheet (771Kb)
Register Name:
Register Description:
Register Address:
Bit
Name
LEVEL INDICATION
RGM1
CRCRC
CASRC
FASRC
NAME
RGM1
RGM0
0
0
1
1
RESF
RESE
JALT
RGM1
RGM0
7
0
1
0
1
BIT
7
6
5
4
3
2
1
0
RGM0
Receive Gain Monitor Bit 1. See the Level Indication table below for level indication.
Receive Gain Monitor Bit 0. See the Level Indication table below for level indication.
Jitter Attenuator Limit Trip. Set when the jitter attenuator FIFO reaches to within 4 bits of
its limit; useful for debugging jitter attenuation operation.
Receive Elastic Store Full. Set when the receive elastic store buffer fills and a frame is
deleted.
Receive Elastic Store Empty. Set when the receive elastic store buffer empties and a frame
is repeated.
CRC Resync Criteria Met. Set when 915/1000 codewords are received in error.
FAS Resync Criteria Met. Set when three consecutive FAS words are received in error.
CAS Resync Criteria Met. Set when two consecutive CAS MF alignment words are
received in error.
LEVEL (dB)
6
RIR
Receive Information Register
08 Hex
10 to 20
20 to 30
0 to 10
>30
JALT
5
RESF
4
33 of 87
RESE
3
FUNCTION
CRCRC
2
FASRC
1
CASRC
0
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