HC5503CB Intersil, HC5503CB Datasheet - Page 13

• Manufacturer Part Number: HC5503CB
• Description: IC,SLIC,2-4 CONVERSION,BIPOLAR,SOP,24PIN,PLASTIC
• Manufacturer: Intersil

Specifications of HC5503CB

• Rohs Compliant: NO

Pinout
Functional Block Diagram
2-WIRE
VOLTAGE
LOOP
RING
TIP
RING
V
BAT
V
1/2 RING
BAT
RELAY
PROTECTION
SECONDARY
1/2 RING
RELAY
RING COMMAND
POWER DENIAL
13
RING SYNC
RFS
150Ω
150Ω
RING
V
TIP
PD
BAT
RC
RD
BG
RS
RF
TF
V
RING
RFS
BAT
V
TIP
DG
BG
RD
RS
RF
C1
CC
TF
10
11
12
1
2
3
4
5
6
7
8
9
SLIC MICROCIRCUIT
HC5503 (SOIC)
CURRENT
BATTERY
CONTROL
LIMITER
HC5503
LOOP
TOP VIEW
FEED
FIGURE 7.
RING
RING
TRIP
DRIVERS
24
23
22
21
20
19
18
17
16
15
14
13
LINE
MONITORING
TX
AG
C2
R
N/C
N/C
N/C
N/C
RC
PD
N/C
SHD
+1
-1
X
LOOP
+
-
DIFF
AMP
SHD
TX
RX
SWITCH HOOK
DETECTION
TRANSMIT
OUTPUT
RECEIVE
INPUT