DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 62

• Manufacturer Part Number: DS21Q55
• Description: IC TXRX QUAD T1/E1/J1 SCT 256BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q55

• Function: Transceiver
• Interface: E1, J1, T1
• Number Of Circuits: 4
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Includes: BERT Generator and Detector, Dual HDLC Controllers
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power (watts): -

Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Automatic Remote Alarm Generation (ARA)
Bit 1/Automatic AIS Generation (AAIS)
Bit 2/Automatic E-Bit Enable (AEBE)
Bit 3/Sa4 Bit Select (Sa4S). Set to 1 to source the Sa4 bit from the TLINK pin; set to 0 to not source the Sa4 bit.
See Section
Bit 4/Sa5 Bit Select (Sa5S). Set to 1 to source the Sa5 bit from the TLINK pin; set to 0 to not source the Sa5 bit.
See Section
Bit 5/Sa6 Bit Select (Sa6S). Set to 1 to source the Sa6 bit from the TLINK pin; set to 0 to not source the Sa6 bit.
See Section
Bit 6/Sa7 Bit Select (Sa7S). Set to 1 to source the Sa7 bit from the TLINK pin; set to 0 to not source the Sa7 bit.
See Section
Bit 7/Sa8 Bit Select (Sa8S). Set to 1 to source the Sa8 bit from the TLINK pin; set to 0 to not source the Sa8 bit.
See Section
0 = disabled
1 = enabled
0 = disabled
1 = enabled
0 = E-bits not automatically set in the transmit direction
1 = E-bits automatically set in the transmit direction
31
31
31
31
31
Sa8S
7
0
for details.
for details.
for details.
for details.
for details.
Sa7S
E1TCR2
E1 Transmit Control Register 2
36h
6
0
Sa6S
5
0
Sa5S
4
0
62 of 237
Sa4S
0
3
AEBE
2
0
AAIS
1
0
ARA
0
0