DS21Q55 Maxim Integrated Products, DS21Q55 Datasheet - Page 159

• 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/Loss-of-Transmit Clock Condition (LOLITC)
Bit 1/Transmit Open-Circuit Detect Condition (TOCD)
Bit 2/Transmit Current-Limit Exceeded Condition (TCLE)
Bit 3/Line Interface Receive Carrier-Loss Condition (LRCL)
Bit 4/Jitter Attenuator Limit Trip Event (JALT)
Bit 5/Receive Signaling Change-of-State Event (RSCOS)
Bit 6/Timer Event (TIMER)
Bit 7/Input Level Under Threshold (ILUT)
0 = interrupt masked
1 = interrupt enabled—generates interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled—generates interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled—generates interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled—generates interrupts on rising and falling edges
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
ILUT
7
0
TIMER
IMR1
Interrupt Mask Register 1
17h
6
0
RSCOS
5
0
JALT
4
0
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LRCL
0
3
TCLE
2
0
TOCD
1
0
LOLITC
0
0