40�ohm�s�
*I�
SDN
/�
DI�
G�I
T
AL�
Tr�an�s�m�i�t�
LP�F��
XFR
MR�
RI�NG�
LINE�
9�
4�(ty��pi�c��al�l�y��)�
SHI�ELD�GND�
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m�end�ed��Pa�d�Lay�ou�t�
2.�5�4��
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Integrated CO VDSL Filter/Hybrid Solution -
(Smartphone Applications)
APC77118
ELECTRICAL SPECIFICATIONS @ 25°C
Passband
Frequency
Insertion
Loss max
Return
Loss min
Attenuation
min
Description
Stopband Frequency
Impedance
*VDSL
Splitter/
Hybrid
900 kHz to 7.9 MHz
0.8 dB
10 dB
20 kHz to 600 kHz
600kHz to 700 kHz
50 dB
25 dB
120 ohms
Receive
HPF
4.0 MHz to 7.9 MHz
900 kHz to 3.3 MHz
0.8 dB
0.8 dB
12 dB
10 dB
900 kHz to 3.3 MHz
4.0 MHz to 7.9 MHz
35 dB
15 dB
270 ohms
40 ohms
Transmit
LPF
NOTES:
*TRANSHYBRID LOSS THROUGH VDSL SPLITTER/HYBRID IS > 15dB MIN
PROVIDES 1500VRMS ISOLATION VOLTAGE. INCORPORATES XDSL CHOKE > 35dB MIN
SCHEMATIC
A
G
ND�NC�
Voic�e�
Equipme�nt�
TX�
TX�
APC7�7�1�1�5��
12�0o�hm�s�
TIP�
VDS�L�
Split�t�er�
Hy�b�rid�
RX��
RX��
R�ec�ei��ve�
HPF��
27�0o�hm�s�
*PLEASE REFER TO APC77115 DATASHEET FOR APPLICATION NOTES ON ISDN/DIGITAL SPLITTER.
MECHANICAL
De�vi�ce�pin�ou�t�
PIN
1
ALLOCATION
SHIELD/GND
SHIELD/GND
Tx-
20�.�2�5��
Rx�
8�7�
6�5�
2
APC77�1�1�8��
3�4�
T�x�
1�2�
3
4
Tx+
5
Rx+
38�.�8��
Pin��1�
6
Rx-
20�.�2�5�� 15�.�8��
15�.�8��
7
LINE
8
LINE
Pin��8�
ho�l�e��s�iz��e��1.�0��
43�.�2�5��
NOTES:
ALL TOLERANCES +/- 0.010
0.25
©2003 Bel Fuse Inc. Specifications subject to change without notice. 07.17.03
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com
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