PEB 24911 H V1.3 Lantiq, PEB 24911 H V1.3 Datasheet - Page 12

• Manufacturer Part Number: PEB 24911 H V1.3
• Manufacturer: Lantiq

Specifications of PEB 24911 H V1.3

• Lead Free Status / Rohs Status: Supplier Unconfirmed

Quad ISDN 2B1Q Echocanceller Digital Front End
DFE-Q V2.1
Version 2.1
1.1
U-Interface
• Digital part of a two-chip solution featuring full duplex
• Conforms to:
• 2B1Q-block code (2 binary, 1 quaternary) at 80-kHz symbol rate
• LT mode
• Data rate of the system interface programmable
• Activation/ deactivation controller
• 15 s start-up guard timer (T1) can be disabled for use in repeater applications
• Adaptive echo cancellation and equalization
• Automatic gain control and polarity adaptation
• Clock recovery (frame and bit synchronization) in all applications
• Built-in wake-up unit for activation from power-down state.
System Interface
• IOM
• SW controlled I/O ports for relay driver and power feeder control
Type
PEF 24911
Data Sheet
data transmission and reception over two-wire metallic
subscriber loops providing 4x ISDN basic rate access
or IDSL access at 144 kbit/s
– ANSI T1.601–1998
– ETSI TS 102 080 (1998)
– Recommendation ITU-T G.961
– 4 relay driver pins per port
– 2 status pins per port
®
-2 interface with programmable data rates (1 Mbit/s to 4 Mbit/s)
Features
2
Package
P-MQFP-64
P-MQFP-64
PEF 24911
2001-07-16