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Número de pieza
componentes Descripción
T7121-EL2 Ver la hoja de datos (PDF) - Agere -> LSI Corporation
Número de pieza
componentes Descripción
Fabricante
T7121-EL2
HDLC Interface for ISDN (HIFI-64)
Agere -> LSI Corporation
T7121-EL2 Datasheet PDF : 68 Pages
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Data Sheet
April 1997
Description
(continued)
T7121 HDLC Interface for ISDN (HIFI-64)
RESET
RD
WR
CS
INT
AD0—AD7
ALE
A0—A3
MICRO-
PROCESSOR
BUS
INTERFACE
MEMORY
BUFFERS
HDLC
PROCESSING
TRANSPARENT
MODE
INTERNAL
REGISTER
BANK
(R0—R15)
(AR11—AR13)
AND
PARALLEL
DATA I/O
TRANSMIT
FIFO
64 x 8
HDLC
TRANSMITTER
CONCEN-
TRATION
HIGHWAY
INTERFACE
RECEIVE
FIFO
64 x 8
HDLC
RECEIVER
TRANSPARENT
MODE
DXA
DXB/TSCA
CLKX
CLK
FS
DRA
CLKR/DRB
Figure 1. Block Diagram
5-5027
Lucent Technologies Inc.
3
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