DS21Q50L+ Maxim Integrated Products, DS21Q50L+ Datasheet - Page 2

• Manufacturer Part Number: DS21Q50L+
• Description: IC TXRX E1 QUAD 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q50L+

• Function: Transceiver
• Interface: E1
• Number Of Circuits: 4
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 230mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: *
• Includes: AIS Alarms Detector and Generator, Loopback Functions, PRBS Generator / Detector, Remote Detector and Generator
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -

1.
2.
3.
4.
5.
6.
7.
8.
9.
10. TRANSMIT CLOCK SOURCE ......................................................................................................47
11. IDLE CODE INSERTION................................................................................................................48
12. PER-CHANNEL LOOPBACK ........................................................................................................49
13. ELASTIC STORE OPERATION ....................................................................................................49
14. ADDITIONAL (SA) AND INTERNATIONAL (SI) BIT OPERATION .....................................50
15. USER-CONFIGURABLE OUTPUTS.............................................................................................53
16. LINE INTERFACE UNIT ................................................................................................................56
2.1
3.1
3.2
3.3
4.1
4.2
4.3
4.4
4.5
5.1
6.1
6.2
6.3
6.4
16.1
16.2
16.3
16.4
16.5
INTRODUCTION ...............................................................................................................................6
PIN DESCRIPTION............................................................................................................................9
2.1.1
2.1.2
2.1.3
2.1.4
2.1.5
2.1.6
2.1.7
HOST INTERFACE PORT..............................................................................................................20
CONTROL, ID, AND TEST REGISTERS.....................................................................................24
STATUS AND INFORMATION REGISTERS .............................................................................32
ERROR COUNT REGISTERS........................................................................................................39
DS0 MONITORING FUNCTION ...................................................................................................42
PRBS GENERATION AND DETECTION ....................................................................................45
SYSTEM CLOCK INTERFACE.....................................................................................................46
P
P
S
R
P
F
A
R
L
CRC4 S
BPV
CRC4 E
E-B
FAS E
R
T
R
T
J
ITTER
IN
ARALLEL
ERIAL
OWER
RAMER
OCAL
ERMINATION
RANSMIT
EGISTER
EMOTE
ECEIVE
ECEIVE
UTOMATIC
System (Backplane) Interface Pins .......................................................................................................15
Alternate Jitter Attenuator ....................................................................................................................16
Clock Synthesizer..................................................................................................................................16
Parallel Port Control Pins....................................................................................................................16
Serial Port Control Pins .......................................................................................................................17
Line Interface Pins................................................................................................................................18
Supply Pins ...........................................................................................................................................18
F
IT
UNCTION
OR
/PRBS B
RROR
A
-U
L
P
YNC
RROR
C
TTENUATORS
L
L
OOPBACK
ORT
C
M
P
M
ODE
OOPBACK
OOPBACK
P
LOCK AND
W
S
ONITOR
ORT
AP
C
A
EQUENCE
C
AVESHAPING AND
O
C
OUNTER
...............................................................................................................................57
LARM
OUNTER
D
IT
V
PERATION
.............................................................................................................................23
OUNTER
ESCRIPTION
O
IOLATION
E
PERATION
........................................................................................................................30
RROR
M
.....................................................................................................................28
.....................................................................................................................30
G
D
ODE
..................................................................................................................25
..................................................................................................................41
..................................................................................................................62
ENERATION
.................................................................................................................34
ATA
...............................................................................................................40
C
.............................................................................................................20
............................................................................................................57
OUNTER
C
TABLE OF CONTENTS
.........................................................................................................15
R
OUNTER
........................................................................................................20
ECOVERY
L
INE
...............................................................................................29
..............................................................................................40
D
...........................................................................................39
RIVING
.......................................................................................56
2 of 87
.............................................................................59