L3030 STMicroelectronics, L3030 Datasheet - Page 4

• Manufacturer Part Number: L3030
• Description: SUBSCRIBER LINE INTERFACE KIT
• Manufacturer: STMicroelectronics

PIN DESCRIPTION (L3030)
L3000S - L3030
4/29
Pin
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
1
2
3
4
5
6
7
8
9
Symbol
RGTTX
RX/RG
DGND
AGND
VOUT
TTXIN
DCKL
CRTS
TTXF
VBIM
VDD
RDC
NCS
REF
VSS
N.C.
CZS
ACF
ZAC
N.C.
N.C.
N.C.
N.C.
N.C.
TST
TST
DIO
TST
TST
CM
EIA
RC
C1
C2
ZB
TX
IT
CI
IL
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
These pins are connected internally for test purpose. It should not be used as a tie point
for external components.
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
These pins are connected internally for test purpose. It should not be used as a tie point
for external components.
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.
Function