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AM79Q4457VC Datasheet(PDF) 31 Page - List of Unclassifed Manufacturers

Part # AM79Q4457VC
Description  Quad Subscriber Line Audio Processing Circuit-Non-Programmable (QSLAC-NP) Devices
PDF  44 Pages
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Manufacturer  ETC1 [List of Unclassifed Manufacturers]
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AM79Q4457VC Datasheet(HTML) 31 Page - List of Unclassifed Manufacturers

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SLAC Products
31
Bal
Net
1
Bal
Net
2
Bal
Net
1
*
Bal
Net
2
*
V
CCD
20031A–011
Digital
GND
Digital
V
CC
Am79Q4457JC
QSLAC-NP
C1
TX1
I1
IN1
R1
TX1
C2
TX1
R2
TX1
R
RX1
C
RX1
Bal
Net
1
Bal
Net
2
SLIC1
V
TX
RSN
C1
TX2
R1
TX2
C2
TX2
R2
TX2
R
RX2
C
RX2
SLIC2
V
TX
RSN
C1
TX3
R1
TX3
C2
TX3
R2
TX3
R
RX3
C
RX3
SLIC3
V
TX
RSN
C1
TX4
R1
TX4
C2
TX4
R2
TX4
R
RX4
C
RX4
SLIC4
V
TX
RSN
I2
IN1
V
OUT1
I1
IN2
I2
IN2
V
OUT2
I1
IN3
I2
IN3
V
OUT3
I1
IN4
I2
IN4
V
OUT4
R
REF3A
R
REF2A
R
REF1
R
REF2B
R
REF3B
C
FIL
I
REF1
I
REF2
I
REF3
V
REF1
V
REF2
V
REF3
A/
µ
V
CCD
B
A
C
K
P
L
A
N
E
DXA
TSCA
DRA
PCLK
FSR
n
FSX
n
MCLK
To other
QSLAC-NP
Devices
CCLK
CI
CO
CS
1
CS
2
CS
3
CS
4
DGND
V
CCD
To
SLICs
Analog GND
Analog V
CC
C
O
N
T
R
O
L
AGND
V
CCA
P
C
M
R
PULL
13 k
Ω ≤ R
REF1 ≤ 26 kΩ
13 k
Ω ≤ R
REF2A + RREF2B ≤ 26 kΩ
13 k
Ω ≤ R
REF3A + RREF3B ≤ 26 kΩ
R
PULL = 360 Ω ± 5%
R1
TX1, R1TX2, R1TX3, R1TX4 - See Transmit Gain Select 1, Table 2
R2
TX1, R2TX2, R2TX3, R2TX4 - See Transmit Gain Select 2, Table 2
Z
T1–4 = SLIC Programming Impedance - See SLIC Data Sheet
Figure 10. Am79Q4457JC Device
Bal
Net
1
*
Bal
Net
2
*
R
RX1, RRX2, RRX3, RRX4 - See SLIC Data Sheet
C
FIL = 0.1 µF ± 20%, X7R
C1
TX1, C1TX2, C1TX3, C1TX4 = 0.1 µF ± 20%, X7R, typ.
C2
TX1, C2TX2, C2TX3, C2TX4 = 0.1 µF ± 20%, X7R, typ.
C
RX1, CRX2, CRX3, CRX4 = 0.1 µF ± 20%, X7R, typ.
*Optional Balance Network connection.
Bal
Net
1
Bal
Net
2
Bal
Net
1
*
Bal
Net
2
*
Bal
Net
1
Bal
Net
2
Bal
Net
1
*
Bal
Net
2
*
Z
T1
Z
T2
Z
T3
Z
T4



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