參數(shù)資料
型號(hào): LXT6155LE
元件分類: 通信、網(wǎng)絡(luò)模塊及開發(fā)工具
英文描述: Telecomm/Datacomm
中文描述: 電信/數(shù)據(jù)通信
文件頁(yè)數(shù): 8/48頁(yè)
文件大?。?/td> 1105K
代理商: LXT6155LE
Intel
LXT6155 155 Mbps SDH/SONET/ATM Transceiver
8
Datasheet
1.0
Pin Assignments and Signal Descriptions
Figure 2. Intel
LXT6155 Pin Assignments
Table 1. Intel
LXT6155 Pin Descriptions
Pin #
Symbol
I/O
1
Type
2
Description
1
XTALIN
AI/O
Crystal Input/Output
. These pins are connected to an external
19.44 MHz crystal. Alternately, a stable external clock signal may
be connected to XTALIN with XTALOUT left open. XTALIN
should be connected to TAGND and XTALOUT should be left
open if the transmit input clock is used as a clock reference
2
XTALOUT
3
TAGND
S
Transmit Analog Ground.
4
TXISH
AI/O
Transmit PLL Loop Filter Pin.
Connecting a capacitor to
TAGND from this pin controls the Tx PLL transfer function. This
pin requires a 68 nF cap to TAGND.
1. DI = Digital Input; DO = Digital Output; DI/O = Digital Input/Output; AI = Analog Input; AO = Analog Output; AI/O = Analog
Input/Output; S=Supply.
2. TTL = Transistor-to-Transistor Logic (5 V tolerant); LVPECL = Low-Voltage positive ECL.
VBIAS
RAVCC
LOS
LOCK
ROFP/CMIERR
RDGND
RDVCC
ATST
RPOS
RNEG
PVCC
RSOCLKN
RSOCLKP
GND
RPOD0
RPOD1
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
LXT6155LE
(top view)
T
T
T
T
T
W
S
T
H
A
A
R
R
R
R
R
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
4
XTALIN
TAGND
TXISH
TAVCC
TDVCC
TSICLKP
TSICLKN
XTALOUT
TPOS
TNEG
TDGND
CS/MODE
SCLK/SP
SDI/CIS
SDO/RIFE
TPID7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R
R
R
R
R
R
V
R
T
T
T
T
T
T
T
T
3
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
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