le79r79 Zarlink Semiconductor, le79r79 Datasheet - Page 24

• Manufacturer Part Number: le79r79
• Description: Ringing Subscriber Line Interface Circuit
• Manufacturer: Zarlink Semiconductor

REVISION HISTORY
Revision B to C
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Revision C to D
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Revision D to E
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Revision E to F
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Revision F to G
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from:
to:
Revision G to H
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Revision H to I
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Revision I to J1
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Revision J1 to K1
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Revision K1 to L1
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Revision L1 to M1
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Minor changes were made to the data sheet style and format to conform to Legerity standards.
Electrical Characteristics; Last row under Ring Signal, min changed from 130 to 150, typ changed from 160 to 180, and max
changed from 190 to 210.
SLIC Decoding Table; Added B2EN reference to the Battery Selection column and its corresponding note to the notes sec-
tion.
Applications Circuit; Revised
Minor changes were made to the data sheet style and format to conform to Legerity standards.
On pages 17 and 18, R
The physical dimensions (PL032) were added to the Physical Dimensions section.
Deleted the Ceramic DIP and Plastic DIP packages and references to them.
Updated the Pin Description table to correct inconsistencies.
The equation on page 13 was changed:
In “Ordering Information” section, added description for wafer foundry facility optional character.
Updated document format
Added OPNs for QFN package to Ordering Information table
Added physical dimensions for 8x8 QFN package
Added green package OPN to
Added
Updated document format
Added Note 3 to
Added "Packing" column and Note 2 and 4 to
Updated 32QFN drawing in
Added option for PLCC green package to
Added option for QFN green package for dash grades 2 through 4 in
Added note to
Package Assembly, on page 7
R
R
RT1
RT1
Physical Dimensions, on page 22
=
=
Connection Diagrams, on page 5
300 CF
320 CF
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•
DC1
•
and R
•
Physical Dimensions, on page 22
----------------------------------------------------------------------------------------------------------------------------------------- -
Vbat 3.5
------------------------------------------------------------------------------------------------------------------------------------ -
Vbat 5
Ordering Information, on page 1
DC2
–
–
were switched.
–
–
(
(
24 µA 320 CF
15 µA 300 CF
Ordering Information, on page 1
Ordering Information, on page 1
Zarlink Semiconductor Inc.
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•
V
V
BAT1
BAT1
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•
24
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•
(
(
R
R
LRT
LRT
+
+
150
Ordering Information, on page 1
150
+
+
2R
2R
F
F
)
)
)
)
•
•
(
(
R
R
LRT
LRT
+
+
150
150
+
+
2R
2R
F
F
)
)