PBL 386 10/2
2
VBAT2
LP
5
DT
6
DR
7
VEE
8
REF
9
NU
10
PLC
11
26
RINGX
27
BGND
1
VBAT
28
TIPX
4
PSG
3
AOV
25
HP
24
NC*
23
TS
22
RRLY
21
VTX
20
AGND
19
RSN
PLD
12
VCC
13
C3
14
C2
15
C1
16
NC*
17
DET
18
*
Pins must be left open.
Figure 7. Pin configuration, 28 pin PLCC 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
Not applicable
Not applicable
Active state
Not applicable
Not applicable
Active detector
Detector is set high
Ring trip detector (active low)
Loop detector (active low)
-
-
Ground key detector (active high)
-
-
Table 1. SLIC operating states.
9
ERICSSON [ ERICSSON ]
