PBL 386 15/1
RRLY
1
TS
2
HP
3
RINGX
4
BGND
5
TIPX
6
VBAT
7
VBAT2
8
*NC
9
PSG
10
LP
11
DT
12
28
27
26
25
24
23
VTX
AGND
RSN
DET
C1
C2
C3
VCC
PLD
PLC
SPR
REF
VEE
NC*
28-pin SSOP
22
21
20
19
18
17
DR
13
*NC
14
16
15
*
Pins must be left open.
Figure 7. Pin configuration 28 pin SSOP package, top view.
SLIC Operating States
State
0
1
2
3
4
5
6
7
C3
0
0
0
0
1
1
1
1
C2
0
0
1
1
0
0
1
1
C1
0
1
0
1
0
1
0
1
SLIC operating state
Open circuit
Ringing state
Active state
Active state
Active state
Active state
Active reverse
Active reverse
Active detector
Detector is set high
Ring trip detector (active low)
Loop detector (active low)
Line Voltage measurament (pulse train)
Temperature guard (active low)
Ground key detector (active high)
Loop detector (active low)
Ground key detector (active high)
Table 1. SLIC operating states.
9
ERICSSON [ ERICSSON ]
