參數(shù)資料
型號(hào): L3030
廠商: 意法半導(dǎo)體
英文描述: Subscriber Line Interface(用戶線路接口設(shè)備)
中文描述: 用戶線接口(用戶線路接口設(shè)備)
文件頁數(shù): 4/28頁
文件大?。?/td> 374K
代理商: L3030
PIN DESCRIPTION
(L3030)
Pin
1
Symbol
TST
Function
This pin is connected internally for test purpose. It should not be used as a tie point for
external components.
Bias Set
Analog Ground
– 5V
+ 5V
Not connected.
AC Feedback Input
AC Line Impedance Synthesis
AC Impedance Adjustement
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
REF
AGND
VSS
VDD
N.C.
CZS
ACF
ZAC
TST
These pins are connected internally for test purpose. It should not be used as a tie point
for external components.
VOUT
CM
RC
IT
RDC
EIA
NCS
DIO
DCKL
DGND
N.C.
N.C.
N.C.
CI
C1
C2
N.C.
N.C.
IL
CRTS
TTXIN
RGTTX
TTXF
ZB
Two wire unbalanced output.
Capacitor Multiplier Input
DC Feedback Input
Transversal Line Current
DC Feeding System
Read/write Command
Chip Select Command
Data Input/output
Clock Signal
Digital Ground
Not connected.
Not connected.
Not connected.
Input/output Changing Command
State Control Signal 1
State Control Signal 2
Not connected.
Not connected.
Longitudinal Line Current
Ringtrip Det. & TTX Shaping
Teletaxe Signal Input
TTX Filter Level Compensation
TTX Filter Input
Balancing Network
TST
These pins are connected internally for test purpose. It should not be used as a tie point
for external components.
TX
4W Sending Output
4W Receiving and Ring Input
Battery Image Input
These pins are connected internally for test purpose. It should not be used as a tie point
for external components.
RX/RG
VBIM
TST
L3000N - L3030
4/28
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