參數(shù)資料
型號(hào)： HC5526CP
廠商： INTERSIL CORP
元件分類： 模擬傳輸電路
英文描述： ITU CO/PABX SLIC with Low Power Standby
中文描述： TELECOM-SLIC, PDIP22
封裝： PLASTIC, DIP-22
文件頁數(shù)： 18/18頁
文件大?。?/td> 176K
代理商： HC5526CP
74
All Intersil semiconductor products are manufactured, assembled and tested under
ISO9000
quality systems certification.
Intersil semiconductor products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time with-
out notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
For information regarding Intersil Corporation and its products, see web site
http://www.intersil.com
Application Circuit
21 HPT
22 RD
23 DT
25 DR
27 TIPX
28 RINGX
2 BGND
4 V
CC
5 RINGRLY
6 V
BAT
7 R
SG
HPR 20
V
TX
19
V
EE
18
RSN 16
AGND 15
R
DC
14
C1 13
C2 12
DET 11
E
O
9
E
1
8
TIP
RING
V
BAT
R
3
R
RT
R
2
-5V
R
D
R
F1
R
F2
C
RC
C
TC
RINGING
(V
BAT
+ 90V
RMS
)
V
BAT
C
HP
(NOTE 32)
-5V
R
TX
R
T
R
B
R
DC1
C
DC
R
DC2
R
FB
CODEC/FILTER
U
2
U
1
R
RX
-
+
C
RT
R
1
R
4
NOTE 31
-5V
R
SG
U1 SLIC (Subscriber Line Interface Circuit)
HC5526
U2 Combination CODEC/Filter e.g.
CD22354A or Programmable CODEC/
Filter, e.g. SLAC
C
DC
1.5
μ
F, 20%, 10V
C
HP
10nF, 20%, 100V (Note 2)
C
RT
0.39
μ
F, 20%, 100V
C
TC
, C
RC
2200pF, 20%, 100V
Relay Relay, 2C Contacts, 5V or 12V Coil
D
1
- D
5
MOR120 Diode
Surgector SGT27S10
PTC Polyswitch TR600-150
D
6
Diode, 1N4454
R
F1
, R
F2
Line Resistor, 20
, 1% Match, 2 W
Carbon column resistor or thick film on
ceramic
R
1
, R
3
200k
, 5%, 1/4W
R
2
910k
, 5%, 1/4W
R
4
1.2M
, 5%, 1/4W
R
B
18.7k
,1%, 1/4W
R
D
39k
, 5%, 1/4W
R
DC1
, R
DC2
41.2k
, 5%, 1/4W
R
FB
20.0k
, 1%, 1/4W
R
RX
280k
, 1%, 1/4W
R
T
562k
, 1%, 1/4W
R
TX
20k
, 1%, 1/4W
R
RT
150
, 5%, 2W
R
SG
V
BAT
= -28V, R
SG
=
∞
V
BAT
= -48V, R
SG
= 21.4k
, 1/4W 5%
NOTES:
31. It is recommended that the anodes of D
3
and D
4
be shorted to ground through a battery referenced surgector (SGT27S10).
32. To meet the specified 25dB 2-wire return loss at 200Hz, C
HP
needs to be 20nF, 20%, 100V.
FIGURE 21. APPLICATION CIRCUIT
+5V
OR
12V
RELAY
D
6
PTC
PTC
Surgector
K
A
G
D
3
D
1
D
2
D
4
D
5
HC5526
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