Overhead byte insert/extract registers.
鈥?/div>
Overhead byte insert/extract interfaces.
Fault: Detection of LOS, OOF, LOF, LOP OCD, and LCD
,
Alarm: Detection and transmission of APS, Line AIS, Line RDI, Path AIS, and Path RDI
Receive APS signal and Signal Label (C2 byte) monitoring functions
Bit error rate monitoring function
Supports loopback function (ATM layer loopback/Circuit side loopback)
Supports an error generation pseudo frame transmission function for testing
Supports JTAG boundary scan test (IEEE1149.1)
3.3 V single power source/0.35
碌
m CMOS
352-pin plastic BGA (cavity down advanced type)(35
脳
35)
OAM function
Test function
Power supply voltage/Process
Package
System Configuration Example
Transmit
Overhead
Insert
Ref.Clk
16-bit PECL
Microprocessor
Bus (16-bit)
E/O
MUX
clk
16
O/E
NEASCOT-P70
碌
PD98414
NEC
32
32
ATM Layer I/F
(UTOPIA-L3)
DEMUX
clk
Receive Alarm JTAG
Overhead
Extract
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local NEC representative for
availability and additional information.
Document No. S14254EJ3V0PF00 (3rd edition)
Data Published November 2001 NS CP(K)
Printed in Japan
1999
1
2
