MT9075B
E1 Single Chip Transceiver
Data Sheet
Features
•
Combined PCM 30 framer, Line Interface Unit
(LIU) and link controllers in a 68 pin PLCC or 100
pin MQFP package
Selectable bit rate data link access with optional
S
a
bits HDLC controller (HDLC0) and channel 16
HDLC controller (HDLC1)
LIU dynamic range of 20 dB
Enhanced performance monitoring and
programmable error insertion functions
Low jitter DPLL for clock generation
Operating under synchronized or free run mode
Two-frame receive elastic buffer with controlled
slip direction indication
Selectable transmit or receive jitter attenuator
Intel or Motorola non-multiplexed parallel
microprocessor interface
CRC-4 updating algorithm for intermediate path
points of a message-based data link application
ST-BUS/GCI 2.048 Mbit/s backplane bus for both
data and signalling
Ordering Information
MT9075BPR
68 Pin PLCC
MT9075BL
100 Pin MQFP
MT9075BP
68 Pin PLCC
MT9075BPR1 68 Pin PLCC*
MT9075BP1
68 Pin PLCC*
MT9075BL1
100 Pin MQFP*
*Pb Free Matte Tin
-40°C to +85°C
Tape & Reel
Trays
Tubes
Tape & Reel
Tubes
Trays
August 2005
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Applications
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E1 add/drop multiplexers and channel banks
CO and PBX equipment interfaces
Primary Rate ISDN nodes
Digital Cross-connect Systems (DCS)
TxDL TxDLCLK
TxMF
TAIS
DSTi
CSTi
Tdi
Tdo
Tms
Tclk
Trst
INT/MOT
IRQ
D7~D0
AC4
~AC0
R/W
/
WR
CS
DS/RD
DSTo
CSTo
IEEE
1149.1
ST-BUS
Interface
Transmit Framing, Error and
Test Signal Generation
Pulse
Generator
Line
Driver
TTIP
TRING
RM
Loop
National
Bit Buffer
Data Link,
HDLC0,
HDLC1
Jitter Attenuator
& Clock Control
CAS
Buffer
MT
Loop
ST Loop
PL Loop
Microprocessor
Interface
BL/FR
BS/LS
OSC1
OSC2
Rx Equalizer
& Data Slicer
Clock,Data
Recovery
DG Loop
RTIP
RRING
ST-BUS
Interface
Receive Framing, Performance Monitoring,
Alarm Detection, 2 Frame Slip Buffer
RxDLCLK RxDL
RxMF
LOS
RxFP/Rx64kCK
E2o F0b C4b
Figure 1 - Functional Block Diagram
1
Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2002-2005, Zarlink Semiconductor Inc. All Rights Reserved.
ZARLINK [ ZARLINK SEMICONDUCTOR INC ]
