82V2042EPF8 IDT, Integrated Device Technology Inc, 82V2042EPF8 Datasheet - Page 50
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82V2042EPF8
Manufacturer Part Number
82V2042EPF8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.82V2042EPF8.pdf
(83 pages)
Specifications of 82V2042EPF8
Screening Level
Industrial
Mounting
Surface Mount
Package Type
TQFP
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Lead Free Status / RoHS Status
Not Compliant
Table-36 MAINT1: Maintenance Function Control Register 1
Table-37 MAINT2: Maintenance Function Control Register 2
Table-38 MAINT3: Maintenance Function Control Register 3
PROGRAMMING INFORMATION
IDT82V2042E
RIBLBD_L[1:0]
RIBLBA_L[1:0]
TIBLB_L[1:0]
TIBLB[7:0]
Symbol
Symbol
Symbol
ARLP
RLP
DLP
ALP
-
-
(R/W, Address= 0DH, 2DH)
(R/W, Address = 0EH, 2EH)
(R/W, Address = 0FH, 2FH)
7-4
7-6
5-4
3-2
1-0
7-0
Bit
Bit
Bit
3
2
1
0
(000)00001 Defines the user-programmable transmit Inband loopback activate or deactivate code. The default selection is
Default
Default
Default
0000
00
00
00
01
0
0
0
0
Reserved
Automatic remote loopback enable
= 0: Disables automatic remote loopback (normal transmit and receive operation)
= 1: Enables automatic remote loopback
Remote loopback enable
= 0: Disables remote loopback (normal transmit and receive operation)
= 1: Enables remote loopback
Analog loopback enable
= 0: Disables analog loopback (normal transmit and receive operation)
= 1: Enables analog loopback
Digital loopback enable
= 0: Disables digital loopback (normal transmit and receive operation)
= 1: Enables digital loopback
Reserved
Defines the length of the user-programmable transmit loopback activate/deactivate code contained in TIBLB reg-
ister. The default selection is 5 bits length.
= 00: 5-bit long activate code in TIBLB [4:0]
= 01: 6-bit long activate code in TIBLB [5:0]
= 10: 7-bit long activate code in TIBLB [6:0]
= 11: 8-bit long activate code in TIBLB [7:0]
Defines the length of the user-programmable receive activate loopback code contained in RIBLBA register. The
default selection is 5 bits length.
= 00: 5-bit long activate code in RIBLBA [4:0]
= 01: 6-bit long activate code in RIBLBA [5:0]
= 10: 7-bit long activate code in RIBLBA [6:0]
= 11: 8-bit long activate code in RIBLBA [7:0]
Defines the length of the user-programmable receive deactivate loopback code contained in RIBLBD register. The
default selection is 6 bits length.
= 00: 5-bit long deactivate code in RIBLBD [4:0]
= 01: 6-bit long deactivate code in RIBLBD [5:0]
= 10: 7-bit long deactivate code in RIBLBD [6:0]
= 11: 8-bit long deactivate code in RIBLBD [7:0]
00001.
TIBLB [7:0] form the 8-bit repeating code
TIBLB [6:0] form the 7-bit repeating code
TIBLB [5:0] form the 6-bit repeating code
TIBLB [4:0] form the 5-bit repeating code
DUAL CHANNEL T1/E1/J1 SHORT HAUL LINE INTERFACE UNIT
50
Description
Description
Description
December 12, 2005