參數資料
型號: XRT83SH314IB
廠商: Exar Corporation
文件頁數: 76/101頁
文件大?。?/td> 0K
描述: IC LIU T1/E1/J1 14CH 304TBGA
標準包裝: 27
類型: 線路接口裝置(LIU)
驅動器/接收器數: 14/14
規(guī)程: T1,E1,J1
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 304-BBGA
供應商設備封裝: 304-PBGA(31x31)
包裝: 托盤
XRT83SH314
72
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.4
D5
RxON
Receiver ON/OFF
Upon power up, the receiver is powered OFF. RxON is used to
turn the receiver ON or OFF if the hardware pin RxON is pulled
"High". If the hardware pin is pulled "Low", all receivers are turned
off.
0 = Receiver is Powered Off
1 = Receiver is Powered On
R/W
0
D4
D3
D2
D1
D0
EQC4
EQC3
EQC2
EQC1
EQC0
Cable Length Control Bits
The equalizer control bits are shown in
Table 26 below.
R/W
0
TABLE 26: CABLE LENGTH CONTROL
EQC[4:0]
T1/E1 MODE/RECEIVE SENSITIVITY
TRANSMIT LBO
CABLE
CODING
0x08h
T1 Short Haul
0 to 133 feet (0.6dB)
100
TP
B8ZS
0x09h
T1 Short Haul
133 to 266 feet (1.2dB)
100
TP
B8ZS
0x0Ah
T1 Short Haul
266 to 399 feet (1.8dB)
100
TP
B8ZS
0x0Bh
T1 Short Haul
399 to 533 feet (2.4dB)
100
TP
B8ZS
0x0Ch
T1 Short Haul
533 to 655 feet (3.0dB)
100
TP
B8ZS
0x0Dh
T1 Short Haul
Arbitrary Pulse
100
TP
B8ZS
0x1Ch
E1 Short Haul
ITU G.703
75
Coax
HDB3
0x1Dh
E1 Short Haul
ITU G.703
120
TP
HDB3
TABLE 25: MICROPROCESSOR REGISTER 0X00H BIT DESCRIPTION
CHANNEL 0-13 (0X00H-0XD0H)
BIT
NAME
FUNCTION
Regis-
ter Type
Default
Value
(HW reset)
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