DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 125

• 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/Si Bit of Frame 1 (TSiF1)
Bit 1/Si Bit of Frame 3 (TSiF3)
Bit 2/Si Bit of Frame 5 (TSiF5)
Bit 3/Si Bit of Frame 7 (TSiF7)
Bit 4/Si Bit of Frame 9 (TSiF9)
Bit 5/Si Bit of Frame 11 (TSiF11)
Bit 6/Si Bit of Frame 13 (TSiF13)
Bit 7/Si Bit of Frame 15 (TSiF15)
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Remote Alarm Bit of Frame 1 (TRAF1)
Bit 1/Remote Alarm Bit of Frame 3 (TRAF3)
Bit 2/Remote Alarm Bit of Frame 5 (TRAF5)
Bit 3/Remote Alarm Bit of Frame 7 (TRAF7)
Bit 4/Remote Alarm Bit of Frame 9 (TRAF9)
Bit 5/Remote Alarm Bit of Frame 11 (TRAF11)
Bit 6/Remote Alarm Bit of Frame 13 (TRAF13)
Bit 7/Remote Alarm Bit of Frame 15 (TRAF15)
TSiF15
TRAF15
7
0
7
0
TSiF13
TRAF13
TSiNAF
Transmit Si Bits of the Nonalign Frame
D3h
TRA
Transmit Remote Alarm
D4h
6
0
6
0
TSiF11
TRAF11
5
0
0
5
TSiF9
4
0
TRAF9
0
125 of 237
4
TSiF7
0
3
TRAF7
3
0
TSiF5
2
0
TRAF5
2
0
TSiF3
1
0
TRAF3
1
0
TSiF1
0
0
TRAF1
0
0