HC5515CP INTERSIL [Intersil Corporation], HC5515CP Datasheet

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HC5515CP

Manufacturer Part Number
HC5515CP
Description
ITU CO/PABX SLIC with Low Power Standby
Manufacturer
INTERSIL [Intersil Corporation]
Datasheet
ITU CO/PABX SLIC with Low Power
Standby
The HC5515 is a subscriber line interface circuit which is
interchangeable with Ericsson’s PBL3860 for distributed
central office applications. Enhancements include immunity
to circuit latch-up during hot plug and absence of false
signaling in the presence of longitudinal currents.
The HC5515 is fabricated in a High Voltage Dielectrically
Isolated (DI) Bipolar Process that eliminates leakage
currents and device latch-up problems normally associated
with junction isolated ICs. The elimination of the leakage
currents results in improved circuit performance for wide
temperature extremes. The latch free benefit of the DI
process guarantees operation under adverse transient
conditions. This process feature makes the HC5515 ideally
suited for use in harsh outdoor environments.
Ordering Information
Block Diagram
HC5515CM
HC5515CP
HC5515IM
HC5515IP
PART NUMBER
RANGE (
RINGRLY
-40 to 85
-40 to 85
TEMP.
0 to 70
0 to 70
BGND
AGND
RING
V
HPR
HPT
V
V
BAT
TIP
DR
DT
CC
EE
o
55
C)
BIAS
28 Ld PLCC
22 Ld PDIP
28 Ld PLCC
22 Ld PDIP
INTERFACE
RING RELAY
DETECTOR
RING TRIP
PACKAGE
Data Sheet
2-WIRE
DRIVER
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
N28.45
E22.4
N28.45
E22.4
PKG.
NO.
LOOP CURRENT
DETECTOR
http://www.intersil.com or 407-727-9207 | Copyright © Intersil Corporation 1999
Features
• DI Monolithic High Voltage Process
• Programmable Current Feed (20mA to 60mA)
• Programmable Loop Current Detector Threshold and
• Ring Trip Detection
• Compatible with Ericsson’s PBL3860
• Thermal Shutdown
• On-Hook Transmission
• Wide Battery Voltage Range (-24V to -58V)
• Low Standby Power
• -40
Applications
• Digital Loop Carrier Systems
• Fiber-In-The-Loop ONUs
• Wireless Local Loop
• Hybrid Fiber Coax
• Related Literature
Battery Feed Characteristics
- AN9632, Operation of the HC5523/15 Evaluation Board
o
INTERFACE
VF SIGNAL
C to 85
MULTIPLEXER
4-WIRE
PATH
October 1998
DIGITAL
o
C Ambient Temperature Range
V
RSN
C1
C2
DET
R
RSG
E0
R
TX
DC
D
File Number 4235.4
• Pair Gain
• POTS
• PABX
HC5515

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HC5515CP Summary of contents

Page 1

... This process feature makes the HC5515 ideally suited for use in harsh outdoor environments. Ordering Information TEMP. o PART NUMBER RANGE ( C) PACKAGE HC5515CM PLCC HC5515CP PDIP HC5515IM - PLCC HC5515IP - PDIP Block Diagram RING RELAY RINGRLY ...

Page 2

Absolute Maximum Ratings Temperature, Humidity Storage Temperature Range . . . . . . . . . . . . . . . . -65 Operating Temperature Range ...

Page 3

Electrical Specifications 39k , R D number references in the figures refer to the 28 lead PLCC package. (Continued) PARAMETER LONGITUDINAL CURRENT LIMIT (TIP/RING) Off-Hook (Active) On-Hook (Standby 368 TIP RSN ...

Page 4

Electrical Specifications 39k , R D number references in the figures refer to the 28 lead PLCC package. (Continued) PARAMETER Standby TIP-RING Open Loop Metallic Voltage, V 4-WIRE TRANSMIT PORT ...

Page 5

Electrical Specifications 39k , R D number references in the figures refer to the 28 lead PLCC package. (Continued) PARAMETER 4-Wire to 2-Wire GRX = (( )(300k))/(-3)(600) TR1 TR2 Where ...

Page 6

Electrical Specifications 39k , R D number references in the figures refer to the 28 lead PLCC package. (Continued) PARAMETER RING TRIP DETECTOR (DT, DR) Offset Voltage Input Bias Current Input Common-Mode Range Input ...

Page 7

Electrical Specifications 39k , R D number references in the figures refer to the 28 lead PLCC package. (Continued) PARAMETER 4-Wire Port BAT -48V SUPPLY +5V SUPPLY -5V SUPPLY R ...

Page 8

I TIP TIP RING I RING HC5515 V = -48V 23mA, R BAT L 0 SATURATION GUARD VOLTAGE -10 CONSTANT CURRENT RESISTIVE FEED FEED REGION -20 -30 -40 SATURATION GUARD VOLTAGE -50 0 1.2K LOOP RESISTANCE ( ) ...

Page 9

The value of R calculated using Equation ------------------------------------------------------------------------------------------------------------------------------- -------------- - 17300 DC1 ...

Page 10

I M TIP RING For applications where the 2-wire impedance (Z Equation 15) is chosen to equal the ...

Page 11

Cases 2 and 3 illustrate the longitudinal loop current. The definition of a longitudinal loop current is a common mode current, that flows either out of or into tip and ring simultaneously. Longitudinal currents in the on-hook state result in ...

Page 12

TIP BAT RING RINGRLY RING RELAY FIGURE 18. RING TRIP CIRCUIT FOR BATTERY BACKED RINGING Longitudinal Impedance The feedback loop described in Figure ...

Page 13

Ringing State ( The ring relay driver and the ring trip detector are activated. Both the tip and ring line drive amplifiers are powered down. Both tip and ring are disconnected from the line via ...

Page 14

Notes 2. Overload Level (Two-Wire port) - The specified at the 2-wire port (V ) with the signal source at the TR0 4-wire receive port ( DCMET increase the amplitude of E until 1% THD is measured ...

Page 15

E = -10dBm, 1.0kHz signal computed using the following equation log ( vary amplitude -40dBm to +3dBm, 4 -55dBm to -40dBm and compare to -10dBm reading. ...

Page 16

Pin Descriptions (Continued) PLCC PDIP SYMBOL 20 22 HPR RING side of AC/DC separation capacitor C loop current. The other end HPT TIP side of AC/DC separation capacitor C current. The other end ...

Page 17

Application Circuit BAT PTC R F1 TIP D 3 PTC NOTE 31 RING Surgector RINGING +5V RELAY 90V ) BAT RMS ...

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