HC5517 Intersil Corporation, HC5517 Datasheet - Page 17

• Manufacturer Part Number: HC5517
• Description: 3 REN Ringing SLIC For ISDN Modem/TA and WLL
• Manufacturer: Intersil Corporation

Applications Circuit
Pinouts
SWITCH
† Not required for MOSFETs with body diodes.
†† Diode bridge optional for in-house use.
BGND
RING
ALM
V
-24V
-80V
ILMT
SHD
BAT
RTD
TST
TIP
CC
RS
F0
C
C
R
17
18
11
21
10
5
6
7
8
9
D
R
10
22
12
4
††
D
D
R
4
2
13
D
T
11
D
3
3
12
R
T
HC5517 (PLCC)
9
C
C
1
12
C
15
13
14
TOP VIEW
9
2
D
R
7
R
14
76
15
†
13
D
D
1
D
1
V
3
8
C
C
BAT
16
14
12
28
14 TIP SENSE
25 TF
26 RF
16 RING SENSE 2
15 RING SENSE 1
2 V
1 AGND
22 BGND
27 V
SHD
17
27
7
CC
BAT
18
26
RTD ALM TST RS
8
HC5517
25
24
23
20
19
22
21
FIGURE 15. APPLICATION CIRCUIT
TF
10
VRING
RDO
NU
BGND
RDI
V
TX
R
V
29
ILIMT 11
OUT1 12
RDO
RING
VR
V
RDI 20
9
-IN1 13
V
RTI 28
RX
TX
FO 5
F1 4
EF
+5V
17
19
21
24
6
3
R
HC5517
30
R
R
10
15
R
31
R
R
R
C
9
8
28
8
D
R
6
16
+5V
R
R
R
18
6
7
+5V
R
C
D
R
R
D
17
10
TIP SENSE
5
13
3
5
PULSE METERING OPTION
R
R
C
AGND
OUT 1
VREF
4
2
ILMT
7
SHD
ALM
-IN 1
RTD
V
C
TST
RS
CC
11
F1
F0
C
5
10
10
11
11
12
12
13
13
14
14
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
2
3
U1
R
+
-
+5V
1
4
7
HC5517 (SOIC)
R
6
TOP VIEW
24
C
C
6
1
+5V
T
2
C
2
R
28
28
27
27
26
26
25
25
24
24
23
23
22
22
21
21
20
20
19
19
18
18
17
17
16
16
15
15
C
C
D
19
3
16
-5V
11
RTI
V
RF
TF
VRING
NU
BGND
RDO
RDI
V
NU
V
RING SENSE 2
RING SENSE 1
BAT
TX
RX
C
4
V-REC
V-XMIT
V-TELETAX
F1
RC
V
RING