le79231 Zarlink Semiconductor, le79231 Datasheet - Page 7
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le79231
Manufacturer Part Number
le79231
Description
Intelligent Subscriber Line Interface Circuit
Manufacturer
Zarlink Semiconductor
Datasheet
1.LE79231.pdf
(24 pages)
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CHIP SET BLOCK DIAGRAM - FOUR CHANNEL LINE CARD EXAMPLE
A1
B1
A2
B2
A3
B3
A4
B4
Protection
Networks
and
RC
Le79231
Le79231
Le79231
Le79231
Zarlink Semiconductor Inc.
7
7
BATH
BATL
7
7
7
3
AGND1
AGND2
R
R
R
REF
SHB
SLB
P1-P3
VREF
LD1
LD3
LD4
LD2
Le79Q224x
ISLAC
Quad
4
4
VCCA
VCCD
DGND1
DGND2
IO(1-4)
TSCA/G
TSCB
DRA/DD
DRB
DXB
DXA/DU
DCLK/S0
PCLK/FS
MCLK
FS/DCL
CS/RST
DIO/S1
INT