DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 124

• 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/Sa8 Bit of Frame 1 (RSa8F1)
Bit 1/Sa8 Bit of Frame 3 (RSa8F3)
Bit 2/Sa8 Bit of Frame 5 (RSa8F5)
Bit 3/Sa8 Bit of Frame 7 (RSa8F7)
Bit 4/Sa8 Bit of Frame 9 (RSa8F9)
Bit 5/Sa8 Bit of Frame 11 (RSa8F11)
Bit 6/Sa8 Bit of Frame 13 (RSa8F13)
Bit 7/Sa8 Bit of Frame 15 (RSa8F15)
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Si Bit of Frame 0 (TSiF0)
Bit 1/Si Bit of Frame 2 (TSiF2)
Bit 2/Si Bit of Frame 4 (TSiF4)
Bit 3/Si Bit of Frame 6 (TSiF6)
Bit 4/Si Bit of Frame 8 (TSiF8)
Bit 5/Si Bit of Frame 10 (TSiF10)
Bit 6/Si Bit of Frame 12 (TSiF12)
Bit 7/Si Bit of Frame 14 (TSiF14)
TSiF14
RSa8F15
7
0
7
0
TSiF12
RSa8F13
RSa8
Received Sa8 Bits
CFh
TSiAF
Transmit Si Bits of the Align Frame
D2h
6
0
0
6
TSiF10
5
0
RSa8F11
5
0
TSiF8
4
0
124 of 237
RSa8F9
4
0
TSiF6
0
3
RSa8F7
TSiF4
3
0
2
0
RSa8F5
TSiF2
2
0
1
0
RSa8F3
TSiF0
1
0
0
0
RSa8F1
0
0