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Número de pieza
componentes Descripción
HC-5504DLC Ver la hoja de datos (PDF) - Intersil
Número de pieza
componentes Descripción
Fabricante
HC-5504DLC
SLIC Subscriber Line Interface Circuit
Intersil
HC-5504DLC Datasheet PDF : 9 Pages
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9
Schematic
HC-5504DLC
SLIC FUNCTIONAL SCHEMATIC
(DIP/SOIC PIN NUMBERS SHOWN)
21
22
11
12
23
6
4
RX
C4
V
BAT
BAT
GND
ANA
GND
DIG
GND
V
B
+
20
19
+
-
18
OUT
V
B
+
V
B
+
V
B1
V
B2
VOLTAGE & CURRENT
V
B3
BIAS NETWORK
V
B4
V
B5
+5V
V
B
+
+
R17
TF
A-400
TIP FEED
V
B2
I
B1
I
B2
I
B3
I
B4
I
B5
I
B6
I
B7
I
B8
V
BAT
I
B9
I
B10
I
B11
AMP
9
V
-
BAT
I
B4
RING TRIP DETECTOR
R12
+5V
A-500
OP AMP
V
BAT
I
B3
+5V
I
B10
V
B
+
TIP
1
RING
FEED
SENSE
3
R7
R8
R10
R9
R22
V
B
+
-
V
B
+
Q
D3
Q
D36
A-200
LONG’L
R20
I/V AMP
+
R11
V
BAT
I
B7
V
BAT
R23
V
B
+ V
BAT
R5
R3
RING
R4
R1
2
R2
+
V
B
+
A-100
TRANSV’L
I/V AMP
-
V
BAT
I
B6
R6
R16
V
BAT/2
REFERENCE
R15
V
B2
R14
R
18
-
R21
A-300
RF
RING FEED
AMP
10
V
BAT
+
R
19
I
B5
V
BAT
+
V
B4
I
B8
SWITCH HOOK
DETECTOR
V
B
+
+
-
V
B1
I
B6
Q
D27
Q
D28
LOAD CURRENT
LIMITING
I
B2
V-
B5
+
GK
GND SHORTS
CURRENT
LIMITING
I
B1
-
+
V
B3
V
BAT
STTL
AND LOGIC
INTERFACE
SH
THERMAL
LIMITING
V
B5
RFC
V
BAT
GKD
14
C2
17
SHD
13
RC
16
PD
15
R13
V
BAT
V
BAT
C3
TX
5
24
RS
RD
7
8
8-24
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