TFRA08C13-DB AGERE [Agere Systems], TFRA08C13-DB Datasheet - Page 14

• Manufacturer Part Number: TFRA08C13-DB
• Description: TFRA08C13 OCTAL T1/E1 Framer
• Manufacturer: AGERE [Agere Systems]

TFRA08C13 OCTAL T1/E1 Framer
Functional Description
14
TLCK
TND, TPD
(AMI; B8ZS; HDB3)
TRANSMIT PATTERN GENERATOR:
LINE FORMAT
– QUASI-RANDOM: 2
– PSEUDORANDOM: 2
– ANSI T1.403 BIT-ORIENTED AND ESF-FDL
– CEPT AUXILIARY PATTERN (CEPT = 01)
– CEPT ACTIVATE AND DEACTIVATE
– CEPT Sa6 CODES
ENCODER
LOOPBACK CODES
LOOPBACK CODES
ACTIVATE AND DEACTIVATE LINE
Figure 3. TFRA08C13 Block Diagram: Transmit Section (One of Eight Channels)
GENERATOR:
20
TRANSMIT
– ESF
– CEPT
15
– 1
CRC
– 1
(continued)
TRANSMIT T1/E1 FRAME FORMATTER,
AND FRAME SYNC GENERATOR:
– SF: D4, SLC -96, DDS; SIGNALING
– ESF
– CEPT: BASIC FRAME, CRC-4
– TRANSPARENT FRAMING
MULTIFRAME, AND SIGNALING
MULTIFRAME
SUPERFRAME
TRANSMIT ELASTIC
TRANSMIT SIGNALING INSERTER:
STORE BUFFER
– DS1 ROBBED-BIT SIGNALING (RBS)
– CEPT CHANNEL ASSOCIATED AND
– CONCENTRATION HIGHWAY ACCESS
– MICROPROCESSOR ACCESS
TRANSMIT ALARM MONITOR:
COMMON-CHANNEL SIGNALING
(2 FRAMES)
– LOSS OF SYSTEM BIFRAME ALIGNMENT
– SYSTEM ALARM INDICATION SIGNAL (AIS)
RECEIVE CONCENTRATION
TRANSMIT FACILITY DATA LINK
TRANSMIT FDL HDLC INSERTER:
INSERTER:
– SLC -96 FORMAT
– DDS ACCESS
– ANSI T1.403-1989 ESF FORMAT:
– 64-byte TRANSMIT FIFO
– TRANSPARENT MODE
– MICROPROCESSOR ACCESS
HIGHWAY INTERFACE
(NO HDLC FRAMING)
• BIT-ORIENTED MESSAGES
• MESSAGE-ORIENTED MESSAGES
(RATE ADAPTER)
Preliminary Data Sheet
Lucent Technologies Inc.
Lucent Technologies Inc.
October 2000
RCHIDATA/B
CHICK
CHIFS
TFDLCK
TFDL
5-6964(F)