The XRT72L52, 2 Channel DS3/E3 Framer IC is designed to accept “User Data” from the Terminal Equipment and insert this data into the “payload” bitfields within an “outbound” DS3/E3 Data Stream. Further, the Framer IC is also designed to receive an “inbound” DS3/E3 Data Stream (from the Remote Terminal Equipment) and extract out the “User Data”. The XRT72L52 .
• Transmits, Receives and Processes data in the DS3-C-bit Parity, DS3-M13, E3-ITU-T G.751 and E3-ITU-T G.832 Framing Formats.
• 2 Channel HDLC Controller - Tx and Rx
• Interfaces to all Popular Microprocessors
• Integrated Framer Performance Monitor
• Available in a 160 Pin PQFP package
• 3.3V Power Supply with 5V Tolerant I/O
• Operating Temperature -40°C to +85°C APPLICATIONS
• Network Interface Units
• CSU/DSU Equipment.
• PCM Test Equipment
• Fiber Optic Terminals
• DS3/E3 Frame Relay Equipment
Reset TestMode NibbleLnTF TxOHEnable TxOHClk TxOHFrame TxAISEn TxOH TxOHIns
Typical Channel n .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | XRT72L50 |
Exar Corporation |
SINGLE CHANNEL DS3/E3 FRAMER IC | |
2 | XRT72L53 |
Exar Corporation |
THREE CHANNEL DS3/E3 FRAMER IC | |
3 | XRT72L54 |
Exar |
FOUR CHANNEL DS3/E3 FRAMER IC | |
4 | XRT72L56 |
Exar |
SIX CHANNEL DS3/E3 FRAMER IC | |
5 | XRT72L58 |
Exar Corporation |
EIGHT CHANNEL DS3/E3 FRAMER IC | |
6 | XRT72L13 |
ETC |
M13 MULTIPLEXER/CLEAR CHANNEL DS3 FRAMER IC | |
7 | XRT72L71 |
Exar Corporation |
DS3 ATM UNI/CLEAR CHANNEL FRAMER | |
8 | XRT7250 |
Exar Corporation |
DS3/E3 FRAMER IC | |
9 | XRT7288 |
Exar Corporation |
CEPT1 Line Interface | |
10 | XRT7295AE |
Exar Corporation |
DS3/Sonet STS-1 Integrated Line Receiver | |
11 | XRT7295AT |
Exar Corporation |
DS3/Sonet STS-1 Integrated Line Receiver | |
12 | XRT7295E |
Exar Corporation |
INTEGRATED LINE RECEIVER |