DS21Q55N Maxim Integrated Products, DS21Q55N Datasheet - Page 68

• Manufacturer Part Number: DS21Q55N
• Description: Framer E1/J1/T1 3.3V 256-Pin BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q55N

• Package: 256BGA
• Number Of Transceivers: 4
• Standard Framing Format: E1|J1|T1
• Maximum Supply Current: 75(Typ) mA
• Minimum Single Supply Voltage: 3.135 V
• Maximum Single Supply Voltage: 3.465 V

Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bit 0/Receive Loss-of-Sync Condition (RLOS)
Bit 1/Framer Receive Carrier Loss Condition (FRCL)
Bit 2/Receive Unframed All-Ones (Blue Alarm) Condition (RUA1)
Bit 3/Receive Yellow Alarm Condition (RYEL)
Bit 4/Receive Loss-of-Sync Clear Event (RLOSC)
Bit 5/Framer Receive Carrier Loss Condition Clear (FRCLC)
Bit 6/Receive Unframed All-Ones Condition Clear Event (RUA1C)
Bit 7/Receive Yellow Alarm Clear Event (RYELC)
0 = interrupt masked
1 = interrupt enabled—interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled—interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled—interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled—interrupts on rising edge only
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
0 = interrupt masked
1 = interrupt enabled
RYELC
7
0
RUA1C
IMR2
Interrupt Mask Register 2
19h
6
0
FRCLC
5
0
RLOSC
4
0
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RYEL
0
3
RUA1
2
0
FRCL
1
0
RLOS
0
0