PBL 386 11/2
1
2
28 VTX
27
RRLY
TS
AGND
26 RSN
25 DET
HP
3
LP
DT
5
6
25 HP
RINGX
BGND
TIPX
VBAT
VBAT2
AOV
4
24 NC*
23 TS
24
23
22
21
C1
5
DR
7
C2
6
VEE
REF
8
22 RRLY
21 VTX
20 AGND
19 RSN
C3
7
9
VCC
8
10
SPR
20 PLD
19 PLC
18 SPR
9
PLC 11
10
PSG
11
12
13
14
LP
DT
DR
NC
17
REF
16 VEE
15 NC
* Pins must be left open.
Figure 7. Pin configuration 28 pin SSOP and 28 pin PLCC package, top view.
SLIC Operating States
State
C3
C2
C1
SLIC operating state
Active detector
0
1
2
3
4
5
6
7
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
Open circuit
Ringing state
Active state
Not applicable
Not applicable
Active state
Detector is set high
Ring trip detector (active low)
Loop detector (active low)
-
-
Ground key detector (active high)
Loop detector (active low)
Ground key detector (active high)
Active reverse
Active reverse
Table 1. SLIC operating states.
9
ERICSSON [ ERICSSON ]
