DS21554LB+ Maxim Integrated Products, DS21554LB+ Datasheet - Page 54

• Manufacturer Part Number: DS21554LB+
• Description: IC TXRX E1 5V 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21554LB+

• Function: Single-Chip Transceiver
• Interface: E1, HDLC, J1, T1
• Number Of Circuits: 1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Includes: Remote and AIS Alarm Detector / Generator
• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 1.544 Mbps
• Supply Voltage (max): 5.25 V
• Supply Voltage (min): 4.75 V
• Supply Current (max): 75 mA (Typ)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Ic Interface Type: Parallel, Serial
• Supply Voltage Range: 4.75V To 5.25V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: LQFP
• No. Of Pins: 100
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TDS0M: TRANSMIT DS0 MONITOR REGISTER (Address = A9 Hex)
CCR5: COMMON CONTROL REGISTER 5 (Address = AA Hex)
[Repeated here from Section
RESALGN
TESALGN
SYMBOL
SYMBOL
LIRST
(MSB)
(MSB)
LIRST
RCM4
RCM3
RCM2
RCM1
RCM0
B1
B1
B2
B3
B4
B5
B6
B7
B8
RESALGN
POSITION
POSITION
TDS0M.7
TDS0M.6
TDS0M.5
TDS0M.4
TDS0M.3
TDS0M.2
TDS0M.1
TDS0M.0
CCR5.7
CCR5.6
CCR5.5
CCR5.4
CCR5.3
CCR5.2
CCR5.1
CCR5.0
B2
5
for convenience]
TESALGN
Transmit DS0 Channel Bit 1. MSB of the DS0 channel (first bit to be
transmitted).
Transmit DS0 Channel Bit 2.
Transmit DS0 Channel Bit 3.
Transmit DS0 Channel Bit 4.
Transmit DS0 Channel Bit 5.
Transmit DS0 Channel Bit 6.
Transmit DS0 Channel Bit 8. LSB of the DS0 channel (last bit to be
transmitted).
Line Interface Reset.
Receive Elastic Store Align.
Transmit Elastic Store Align.
Receive Channel Monitor Bit 4. MSB of a channel decode that
determines in which receive channel the data will appear in the RDS0M
register. See Section
Receive Channel Monitor Bit 3.
Receive Channel Monitor Bit 2.
Receive Channel Monitor Bit 1.
Receive Channel Monitor Bit 0. LSB of the channel decode.
Transmit DS0 Channel Bit 7.
B3
RCM4
B4
54 of 124
NAME AND DESCRIPTION
8
NAME AND DESCRIPTION
for details.
RCM3
B5
RCM2
B6
RCM1
B7
RCM0
(LSB)
(LSB)
B8