DS2155L Maxim Integrated Products, DS2155L Datasheet - Page 15

• Manufacturer Part Number: DS2155L
• Description: IC TXRX T1/E1/J1 1-CHIP 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS2155L

• Function: Single-Chip Transceiver
• Interface: E1, HDLC, J1, T1
• Number Of Circuits: 1
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Includes: BERT Generator and Detector, CMI Coder and Decoder, HDLC Controller
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power (watts): -

3.2 Block Diagram
Figure 3-1
shown in subsequent figures. The block diagram is divided into three functional blocks: LIU, FRAMER,
and BACKPLANE INTERFACE.
Figure 3-1. Block Diagram
ADAPTER
LIU
LIU
RX
TX
shows a simplified block diagram featuring the major components of the DS2155. Details are
CLOCK
CLOCK
LIU
EXTERNAL ACCESS
TO TRANSMIT SIGNALS
EXTERNAL ACCESS
TO RECEIVE SIGNALS
JTAG
HOST INTERFACE
MUX
MUX
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HDB3 / B8ZS
ALARM GEN
HDB3 / B8ZS
ALARM DET
SINGALING
SINGALING
CRC GEN
FRAMER
FRAMER
HDLCs
HDLCs
ESIB
SYNC
BACKPLANE
INTERFACE
BACKPLANE
INTERFACE
BACKPLANE
CLOCK SYNTH
CIRCUIT