82V2044BB IDT, Integrated Device Technology Inc, 82V2044BB Datasheet - Page 16

• Manufacturer Part Number: 82V2044BB
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 82V2044BB

• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Not Compliant

2.4.6
HDB3 code violation, as shown in Figure-7,
the three kinds of errors are reported in both host mode and hardware
mode with B8ZS/HDB3 line code rule used. In host mode, the e-CZER
Table-8 Error Detection
Line Code
IDT82V2044
Functional Description
The device can detect excessive zeros, bipolar violation and B8ZS/
B8ZS/
HDB3
AMI
ERROR DETECTION
Hardware Mode
Bipolar Violation +
+ Excessive Zeros
Pin CVn Reports
Bipolar Violation
Code Violation
RCLKn
RRINGn
RTIPn
RDn
CVn
RRINGn
1
RCLKn
RTIPn
RDn
CVn
2
1
4 consecutive zeros
Figure-8 HDB3 Code Violation & Excessive Zeros
B8ZS/HDB3
Line Code
Figure-8
AMI
2
1
Figure-7 AMI Bipolar Violation
and Figure-9. All
CODVn in e-CODV CZERn in e-CZER
3
2
3
1
4
Excessive zeros detected
Bipolar Violation
4
0
0
1
1
-
2
5
16
V
and e-CODV are used to determine whether excessive zeros and code
violation are reported respectively. When the device is configured in AMI
decoding mode, only bipolar violation can be reported.
pin CVn/RDNn is used as error report output (CVn pin).
rized in Table-8.
3
The error detection is available only in single rail mode in which the
The configuration and report status of error detection are summa-
3
4
V
Code violation
4
0
1
0
1
-
QUAD T1/E1 SHORT HAUL LINE INTERFACE UNIT
Host Mode
Bipolar Violation detected
6
V
5
5
Bipolar Violation + Code Violation + Excessive Zeros
7
6
Code violation detected
V
Bipolar Violation + Excessive Zeros
Bipolar Violation + Code Violation
6
Pin CVn Reports
Bipolar Violation
Bipolar Violation
5
6
September 22, 2005