le9502 Zarlink Semiconductor, le9502 Datasheet - Page 23
le9502
Manufacturer Part Number
le9502
Description
Ringing Subscriber Line Interface Circuit
Manufacturer
Zarlink Semiconductor
Datasheet
1.LE9502.pdf
(25 pages)
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REVISION HISTORY
Revision A1 to B1
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Revision B1 to C1
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Revision C1 to D1
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In
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In
In
0.2, 0, and 0.2, respectively
In
Updated Switching Power Supply block diagram
Updated Application Circuit and Parts List
Updated Physical Dimensions drawing
In
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In
In
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Updated Test Circuit, Application Circuit and Parts List.
Added green package OPN to
Added
In
Added "***" definition for PTCi fuse in Application Circuit.
Absolute Maximum Ratings
Supply Currents and Power Dissipation
Device Specifications
Device Specifications
Features
Related Literature
Two-Wire Interface
Electrical Characteristics
Device Specifications
Device
Changed T
Added another note describing eTQFP package
Removed (5V Tolerant) statement.
Changed "5REN" statement to "70 Vpk @ 5REN"
Changed "Up to 90 Vpk, Balanced" statement to "90 Vpk capable".
Removed "0° C < T
Updated the entire table entry.
Changed "V
Increased VREG typical and maximum specifications.
Removed "R
Increased I
Updated DC feed graphic and I
Added I
Increased I
Changed "Vin = 0.9 Vpk" references to "Vin = 0.7 Vpk".
Increased I
Added note 4. to "VRINGP, VRINGM Input Range".
Added note 7. to K
Adjusted SD
Adjusted I
Added note 4. to "Negative foregin voltage threshold at V
Removed "TBD" references and filled with data accordingly.
Updated "Metering gain" minimum, typical, and maximum specifications.
Adjusted I
Added note 4. to CHS
Add Note. 7 definition.
Package Assembly
Specifications, Metering Gain, changed min/typ/max values from -0.5, .2, .05 to 0, .25, and .5, respectively.
L
, the following changes were made:
accuracy @ R
LONG
IL
A
SC
offhook_threshold
RSC
, I
IN
i
L
from 22.7° to 32°C/W
, V
IH
=34.8 kΩ " from I
" to "V
typical and maximum specifications, and added R
, CHS
typical and maximum specifications and added note 4.
OH
minimum and maximum specifications.
, added references to Le9500 and Le9501 data sheets.
R
, updated the paragraph under the "Ringing" section.
and V
A
RING
and Ringing distortion.
< 70° C" statement.
IL
, Metering gain, changed min, typ, and max values from 4.24, 4.44, and 4.64, respectively, to −
, Logic Interface, I
, the following changes were made:
IL
, and CHS
L
" for Ringing State and in Note 3.
=600
and CHS
on page 13
OL
, the following changes were made:
typical and maximum specifications and merged "mA" column units.
Ordering Information
: minimum, typical and maximum values and merged "uA" column units.
, the following changes were made:
Ω
LTH
SC
case.
Float_Leakage
Float_Leakage
nominal value to reflect typical value of (I
accuracy and added note 4.
IH
, Ringing operation state, removed condition V
, changed min and max values from ±40 to ±50.
Zarlink Semiconductor Inc.
minimum, typical, and maximum specifications.
.
on page 1
23
A
or V
B
L
".
=600 Ω case.
LTH
+ 17.0mA).
IN
= 0.7 V
DC