DS21Q55N Maxim Integrated Products, DS21Q55N Datasheet - Page 86
DS21Q55N
Manufacturer Part Number
DS21Q55N
Description
Framer E1/J1/T1 3.3V 256-Pin BGA
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q55N.pdf
(237 pages)
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
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Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 4/Receive Channel Monitor Bits (RCM0 to RCM4). RCM0 is the LSB of a 5-bit channel select that
determines which receive DS0 channel data appear in the RDS0M register.
Bits 5 to 7/Unused, must be set to 0 for proper operation
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 7/Receive DS0 Channel Bits (B1 to B8). Receive channel data that has been selected by the receive
channel monitor select register. B8 is the LSB of the DS0 channel (last bit to be received).
B1
—
7
0
7
0
B2
—
RDS0SEL
Receive Channel Monitor Select
76h
RDS0M
Receive DS0 Monitor Register
77h
6
0
6
0
B3
—
5
0
5
0
RCM4
B4
4
0
4
0
86 of 237
RCM3
B5
0
0
3
3
RCM2
B6
2
0
2
0
RCM1
B7
1
0
1
0
RCM0
B8
0
0
0
0
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