DS2155LN+ Maxim Integrated Products, DS2155LN+ Datasheet - Page 171

• Manufacturer Part Number: DS2155LN+
• Description: IC TXRX T1/E1/J1 1-CHIP 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS2155LN+

• 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: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Includes: BERT Generator and Detector, CMI Coder and Decoder, HDLC Controller
• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 64 Kbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 75 mA (Typ)
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 26-1. Simplified Diagram of BERT in Network Direction
Figure 26-2. Simplified Diagram of BERT in Backplane Direction
PER-CHANNEL AND
PER-CHANNEL AND
F-BIT (T1 MODE)
FROM RECEIVE
F-BIT (T1 MODE)
TO TRANSMIT
FROM RECEIVE
TO TRANSMIT
MAPPING
FRAMER
FRAMER
MAPPING
FRAMER
FRAMER
1
0
RECEIVER
RECEIVER
BERT
BERT
171 of 238
TRANSMITTER
TRANSMITTER
BERT
BERT
0
1
TO RECEIVE
SYSTEM
BACKPLANE
INTERFACE
TO RECEIVE
SYSTEM
BACKPLANE
INTERFACE
FROM TRANSMIT
SYSTEM
BACKPLANE
INTERFACE
FROM TRANSMIT
SYSTEM
BACKPLANE
INTERFACE