參數(shù)資料
型號： IDT82V2084PF
廠商： IDT, Integrated Device Technology Inc
文件頁數(shù)： 38/75頁
文件大?。?/td> 0K
描述： IC LIU T1/J1/E1 4CH 128-TQFP
標(biāo)準(zhǔn)包裝： 15
類型： 線路接口裝置（LIU）
規(guī)程： E1
電源電壓： 3.13 V ~ 3.47 V
安裝類型： 表面貼裝
封裝/外殼： 128-LQFP
供應(yīng)商設(shè)備封裝： 128-TQFP（14x20）
包裝： 托盤
其它名稱： 82V2084PF
43
INDUSTRIAL
TEMPERATURE RANGES
QUAD CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT
Table-40 MAINT1: Maintenance Function Control Register 1
(R/W, Address = 0BH,4BH,8BH,CBH)
Symbol
Bit
Default
Description
-
7-4
0000
Reserved
ARLP
3
0
Automatic Remote Loopback Control
= 0: disables Automatic Remote Loopback (normal transmit and receive operation)
= 1: enables Automatic Remote Loopback
RLP
2
0
Remote loopback enable
= 0: disables remote loopback (normal transmit and receive operation)
= 1: enables remote loopback
ALP
1
0
Analog loopback enable
= 0: disables analog loopback (normal transmit and receive operation)
= 1: enables analog loopback
DLP
0
Digital loopback enable
= 0: disables digital loopback (normal transmit and receive operation)
= 1: enables digital loopback
Table-41 MAINT2: Maintenance Function Control Register 2
(R/W, Address = 0CH,4CH,8CH,CCH)
Symbol
Bit
Default
Description
-
7-6
00
Reserved.
TIBLB_L[1:0]
5-4
00
Defines the length of the user-programmable transmit Inband Loopback activate/deactivate code contained in
TIBLB register. The default selection is 5 bits length.
= 00: 5-bit activate code in TIBLB [4:0]
= 01: 6-bit activate code in TIBLB [5:0]
= 10: 7-bit activate code in TIBLB [6:0]
= 11: 8-bit activate code in TIBLB [7:0]
RIBLBA_L[1:0]
3-2
00
Defines the length of the user-programmable receive Inband Loopback activate code contained in RIBLBA regis-
ter.
= 00: 5-bit activate code in RIBLBA [4:0]
= 01: 6-bit activate code in RIBLBA [5:0]
= 10: 7-bit activate code in RIBLBA [6:0]
= 11: 8-bit activate code in RIBLBA [7:0]
RIBLBD_L[1:0]
1-0
01
Defines the length of the user-programmable receive Inband Loopback deactivate code contained in RIBLBD reg-
ister.
= 00: 5-bit deactivate code in RIBLBD [4:0]
= 01: 6-bit deactivate code in RIBLBD [5:0]
= 10: 7-bit deactivate code in RIBLBD [6:0]
= 11: 8-bit deactivate code in RIBLBD [7:0]
Table-42 MAINT3: Maintenance Function Control Register 3
(R/W, Address = 0DH,4DH,8DH,CDH)
Symbol
Bit
Default
Description
TIBLB[7:0]
7-0
(000)00001 Defines the user-programmable transmit Inband Loopback activate/deactivate code. The default selection is
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
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